/* ================================================
   AZ-900 Study Guide · style.css
   Edit this file for visual/layout changes.
   Fonts loaded via Google Fonts in index.html
   ================================================ */

:root{--bg:#151a21;--s1:#1c2129;--s2:#252c36;--s3:#2d3748;--s4:#374151;--azure:#3da5ff;--azure2:#0078d4;--cyan:#00bcf2;--amber:#ffb347;--emerald:#00e5a0;--coral:#ff6b6b;--violet:#a78bfa;--text:#f0f4f8;--muted:#8ba3be;--faint:#4a5568;--border:rgba(61,165,255,.14);--borderH:rgba(61,165,255,.38);--r:14px;--rs:8px}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-weight:300;line-height:1.65;min-height:100vh;overflow-x:hidden}
/* Enforce font stack on all elements — prevents system font fallbacks */
input,button,select,textarea{font-family:'IBM Plex Sans',sans-serif}
canvas#bg{position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.3}
.app{position:relative;z-index:1;max-width:1080px;margin:0 auto;padding:0 20px 100px}

/* HEADER */
header{padding:48px 0 32px;animation:fadeUp .7s ease both}
.hdr-top{display:flex;align-items:flex-start;gap:20px;margin-bottom:18px}
.azure-hex{width:52px;height:52px;background:linear-gradient(135deg,var(--azure),#003f7a);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:26px;flex-shrink:0;box-shadow:0 0 30px rgba(0,120,212,.4);animation:glow 3s infinite}
@keyframes glow{0%,100%{box-shadow:0 0 30px rgba(0,120,212,.4)}50%{box-shadow:0 0 50px rgba(0,120,212,.7)}}
.hdr-text h1{font-family:'Exo 2',sans-serif;font-size:clamp(1.8rem,4vw,3rem);font-weight:900;letter-spacing:-.03em;line-height:1.05;color:#fff}
.hdr-text h1 em{font-style:normal;color:var(--cyan);text-shadow:0 0 20px rgba(0,212,255,.5)}
.hdr-text p{font-size:14px;color:var(--muted);margin-top:5px}
.tag-row{display:flex;flex-wrap:wrap;gap:7px;margin-top:12px}
.tag{display:flex;align-items:center;gap:5px;background:var(--s2);border:1px solid var(--border);border-radius:100px;padding:3px 11px;font-size:11.5px;color:var(--muted)}
.tag b{color:var(--text)}

/* STATS */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin-bottom:28px;animation:fadeUp .7s .1s ease both;opacity:0;animation-fill-mode:forwards}
#stats-bar-wrap{display:none}/* hidden on all pages by default — overview shows it via JS */
.stat-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:13px 15px;text-align:center;transition:.25s}
.stat-card:hover{border-color:var(--borderH);transform:translateY(-2px)}
.stat-num{font-family:'Exo 2',sans-serif;font-size:26px;font-weight:800;line-height:1;color:#fff}
.stat-num span{font-size:13px;font-weight:500;color:var(--muted)}
.stat-lbl{font-size:10.5px;color:var(--muted);margin-top:3px;letter-spacing:.05em;text-transform:uppercase;font-family:'IBM Plex Mono',monospace}

/* TABS */
nav.tabs{display:flex;flex-direction:column;gap:4px;background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:8px 10px 10px;margin-bottom:20px;animation:fadeUp .7s .2s ease both;opacity:0;animation-fill-mode:forwards}
.nav-group{display:flex;flex-direction:row;flex-wrap:wrap;gap:3px}
.nav-divider{height:1px;background:var(--border);margin:3px 0;opacity:0.5}
nav.tabs .tb{padding:5px 11px;font-size:12px;border-radius:7px;white-space:nowrap}
@media(max-width:900px){nav.tabs .tb{padding:4px 9px;font-size:11.5px}}
nav.tabs::-webkit-scrollbar{display:none}
.tb{flex-shrink:0;background:transparent;border:none;color:var(--muted);font-family:'IBM Plex Sans',sans-serif;font-size:12px;font-weight:500;padding:7px 11px;border-radius:8px;cursor:pointer;transition:.2s;display:flex;align-items:center;gap:5px;white-space:nowrap}
.tb:hover{color:var(--text);background:var(--s2)}
.tb.on{background:linear-gradient(135deg,var(--azure2),var(--azure));color:#fff;box-shadow:0 2px 14px rgba(0,120,212,.5)}

/* SECTIONS */
.sec{display:none;animation:fadeUp .3s ease}.sec.on{display:block}
@keyframes fadeUp{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

/* SHARED */
.sh{font-family:'Exo 2',sans-serif;font-size:17px;font-weight:700;color:#fff;display:flex;align-items:center;gap:10px;margin-bottom:18px}
.sh::after{content:'';flex:1;height:1px;background:var(--border)}
.bc{font-family:'IBM Plex Mono',monospace;font-size:11px;font-weight:400;padding:3px 9px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);border-radius:100px;color:var(--cyan)}
.info-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:18px;position:relative;overflow:hidden}
.info-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--ic,var(--azure))}
.info-card h4{font-family:'Exo 2',sans-serif;font-size:13px;font-weight:700;color:#fff;margin-bottom:12px;display:flex;align-items:center;gap:7px}
.info-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:14px;margin-bottom:24px}
.kv-table{width:100%;border-collapse:collapse}
.kv-table tr:not(:last-child) td{border-bottom:1px solid var(--border)}
.kv-table td{padding:6px 0;font-size:12.5px;vertical-align:top}
.kv-table td:first-child{color:var(--muted);padding-right:10px;white-space:nowrap;width:42%}
.kv-table td:last-child{color:var(--text)}
.cmp-table{width:100%;border-collapse:collapse;font-size:12.5px}
.cmp-table th{background:var(--s2);color:var(--cyan);font-family:'IBM Plex Mono',monospace;font-size:10px;text-transform:uppercase;letter-spacing:.07em;padding:8px;text-align:left;border-bottom:1px solid var(--border)}
.cmp-table td{padding:8px;color:var(--muted);border-bottom:1px solid var(--border);vertical-align:top}
.cmp-table td:first-child{color:var(--text);font-weight:500}
.cmp-table tr:last-child td{border-bottom:none}
.btn-p{background:linear-gradient(135deg,var(--azure2),var(--azure));color:#fff;border:none;font-family:'IBM Plex Sans',sans-serif;font-size:13.5px;font-weight:500;padding:10px 22px;border-radius:9px;cursor:pointer;transition:.2s}
.btn-p:hover{box-shadow:0 4px 20px rgba(0,120,212,.5);transform:translateY(-1px)}
.btn-ghost{background:transparent;border:1.5px solid var(--border);color:var(--muted);font-family:'IBM Plex Sans',sans-serif;font-size:13px;padding:9px 18px;border-radius:9px;cursor:pointer;transition:.2s}
.btn-ghost:hover{border-color:var(--borderH);color:var(--text)}

/* OVERVIEW */
.dom-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:16px;margin-bottom:26px}
.dom-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;cursor:pointer;transition:.25s;position:relative;overflow:hidden}
.dom-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--dc,var(--azure))}
.dom-card::after{content:'';position:absolute;top:0;right:0;width:120px;height:120px;background:radial-gradient(circle at top right,rgba(var(--dcr,0,120,212),.1),transparent 70%);pointer-events:none}
.dom-card:hover{border-color:var(--borderH);transform:translateY(-3px);box-shadow:0 8px 30px rgba(0,0,0,.3)}
.dom-icon{font-size:30px;margin-bottom:10px;filter:drop-shadow(0 0 8px var(--dc,var(--azure)))}
.dom-card h3{font-family:'Exo 2',sans-serif;font-size:14.5px;font-weight:700;color:#fff;margin-bottom:5px}
.dom-card p{font-size:12.5px;color:var(--muted);margin-bottom:14px;line-height:1.5}
.wb-wrap{display:flex;align-items:center;gap:8px}
.wb{flex:1;height:5px;background:var(--s4);border-radius:10px;overflow:hidden}
.wb-fill{height:100%;border-radius:10px;background:var(--dc,var(--azure));transition:width 1.2s cubic-bezier(.4,0,.2,1)}
.wb-lbl{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--muted);white-space:nowrap}

/* ══ STUDY PLAN ══ */
.pace-btn{flex:1;min-width:140px;background:var(--s2);border:1.5px solid var(--border);border-radius:var(--rs);padding:12px 16px;cursor:pointer;text-align:left;transition:.2s}
.pace-btn:hover{border-color:var(--borderH);background:var(--s3)}
.pace-btn.on{border-color:var(--azure);background:rgba(0,120,212,.15);box-shadow:0 0 16px rgba(0,120,212,.2)}
.plan-header{display:flex;align-items:center;gap:12px;margin-bottom:24px;flex-wrap:wrap}
.week-tabs{display:flex;gap:4px}
.wt{background:var(--s1);border:1px solid var(--border);color:var(--muted);font-size:13px;padding:7px 18px;border-radius:100px;cursor:pointer;transition:.2s;font-family:'IBM Plex Sans',sans-serif;font-weight:500}
.wt:hover{color:var(--text);border-color:var(--borderH)}
.wt.on{background:var(--azure);color:#fff;border-color:var(--azure);box-shadow:0 0 16px rgba(0,120,212,.3)}
.week-sec{display:none}.week-sec.on{display:block}
.days-grid{display:flex;flex-direction:column;gap:10px}
.day-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:.2s}
.day-card:hover{border-color:var(--borderH)}
.day-card.done{border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.03)}
.day-hdr{display:flex;align-items:center;gap:12px;padding:14px 18px;cursor:pointer}
.day-check{width:20px;height:20px;border-radius:50%;border:2px solid var(--faint);background:transparent;flex-shrink:0;display:flex;align-items:center;justify-content:center;transition:.2s;cursor:pointer;font-size:11px}
.day-card.done .day-check{background:var(--emerald);border-color:var(--emerald);color:#000}
.day-num{font-family:'Exo 2',sans-serif;font-size:11px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.08em;white-space:nowrap}
.day-title{font-weight:500;font-size:14px;color:var(--text);flex:1}
.day-tags{display:flex;gap:5px;flex-wrap:wrap}
.dtag{font-family:'IBM Plex Mono',monospace;font-size:10px;padding:2px 7px;border-radius:4px;border:1px solid;white-space:nowrap}
.dtag.read{color:var(--cyan);border-color:rgba(0,212,255,.3);background:rgba(0,212,255,.08)}
.dtag.flash{color:var(--violet);border-color:rgba(167,139,250,.3);background:rgba(167,139,250,.08)}
.dtag.quiz{color:var(--amber);border-color:rgba(255,179,71,.3);background:rgba(255,179,71,.08)}
.dtag.review{color:var(--emerald);border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.08)}
.dtag.exam{color:var(--coral);border-color:rgba(255,107,107,.3);background:rgba(255,107,107,.08)}
.day-body{display:none;padding:0 18px 16px;border-top:1px solid var(--border)}
.day-card.open .day-body{display:block}
.day-tasks{list-style:none;padding:10px 0 0;display:flex;flex-direction:column;gap:6px}
.day-tasks li{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--muted);padding:7px 11px;background:var(--s2);border-radius:6px;line-height:1.5}
.day-tasks li .t-ico{flex-shrink:0;font-size:14px}
.day-tasks li span{color:var(--text);font-weight:500;display:block;margin-bottom:1px}
.day-tasks li em{font-style:normal;font-size:12px}
.tip-box{margin-top:10px;padding:10px 14px;background:rgba(0,120,212,.08);border:1px solid rgba(0,120,212,.2);border-radius:8px;font-size:12.5px;color:var(--muted);line-height:1.55}
.tip-box strong{color:var(--cyan)}
.plan-progress{display:flex;align-items:center;gap:12px;margin-bottom:20px;background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:14px 18px}
.plan-prog-bar{flex:1;height:8px;background:var(--s3);border-radius:10px;overflow:hidden}
.plan-prog-fill{height:100%;background:linear-gradient(90deg,var(--azure),var(--emerald));border-radius:10px;transition:width .5s ease}
.plan-prog-lbl{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--muted);white-space:nowrap}

/* ══ TOPICS ══ */
.dom-tabs{display:flex;gap:4px;margin-bottom:20px;overflow-x:auto;scrollbar-width:none}
.dom-tabs::-webkit-scrollbar{display:none}
.dtb{flex-shrink:0;background:var(--s1);border:1px solid var(--border);color:var(--muted);font-size:13px;padding:7px 16px;border-radius:100px;cursor:pointer;transition:.2s;font-family:'IBM Plex Sans',sans-serif;font-weight:500}
.dtb:hover{color:var(--text);border-color:var(--borderH)}
.dtb.on{color:#fff;border-color:var(--dc,var(--azure));background:rgba(0,120,212,.15)}
.domain-sec{display:none}.domain-sec.on{display:block}
.topic-list{display:flex;flex-direction:column;gap:8px}
.topic{background:var(--s1);border:1px solid var(--border);border-radius:var(--rs);overflow:hidden;transition:border-color .2s}
.topic:hover{border-color:var(--borderH)}.topic.open{border-color:var(--borderH)}
.topic-hdr{display:flex;align-items:center;gap:10px;padding:13px 16px;cursor:pointer;user-select:none}
.topic-hdr input[type=checkbox]{width:16px;height:16px;accent-color:var(--emerald);flex-shrink:0;cursor:pointer}
.topic-ico{font-size:16px}.topic-name{font-weight:500;font-size:14px;flex:1;color:var(--text)}
.note-dot{width:7px;height:7px;border-radius:50%;background:var(--amber);flex-shrink:0;display:none;box-shadow:0 0 5px var(--amber)}.note-dot.on{display:block}
.ttag{font-family:'IBM Plex Mono',monospace;font-size:10px;padding:2px 8px;border-radius:100px;border:1px solid;white-space:nowrap}
.ttag.hot{color:var(--coral);border-color:rgba(255,107,107,.3);background:rgba(255,107,107,.08)}
.ttag.med{color:var(--amber);border-color:rgba(255,179,71,.3);background:rgba(255,179,71,.08)}
.ttag.ok{color:var(--cyan);border-color:rgba(0,212,255,.3);background:rgba(0,212,255,.08)}
.tchev{color:var(--faint);font-size:12px;transition:transform .25s;flex-shrink:0}
.topic.open .tchev{transform:rotate(90deg);color:var(--cyan)}
.topic-body{display:none;border-top:1px solid var(--border);padding:0 16px 16px}
.topic.open .topic-body{display:block}
.sub-list{list-style:none;padding:10px 0 0;display:flex;flex-direction:column;gap:7px}
.sub-list li{display:flex;align-items:flex-start;gap:9px;font-size:13px;color:var(--muted);padding:10px 14px;background:var(--s2);border-radius:6px;line-height:1.65}
.sub-list li::before{content:'›';color:var(--cyan);font-weight:700;flex-shrink:0;margin-top:2px}
.sub-list li strong{color:var(--text);display:block;margin-bottom:3px;font-weight:600;font-size:13.5px}
.notes-wrap{margin-top:14px;border-top:1px dashed var(--faint);padding-top:12px}
.notes-label{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px}
.notes-label::before{content:'📝  '}
.notes-ta{width:100%;background:var(--s2);border:1px solid var(--faint);border-radius:8px;color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:300;line-height:1.6;padding:10px 12px;resize:vertical;min-height:68px;transition:border-color .2s;outline:none}
.notes-ta:focus{border-color:var(--borderH)}
.notes-ta::placeholder{color:var(--faint)}
.notes-saved{font-size:11px;color:var(--emerald);opacity:0;transition:opacity .3s;margin-top:4px;font-family:'IBM Plex Mono',monospace}.notes-saved.show{opacity:1}

/* ══ FLASHCARDS ══ */
.fc-toolbar{display:flex;align-items:center;gap:8px;margin-bottom:20px;flex-wrap:wrap}
.fc-filter{display:flex;gap:4px;flex-wrap:wrap}
.fc-btn{background:var(--s1);border:1px solid var(--border);color:var(--muted);font-size:12px;padding:5px 12px;border-radius:100px;cursor:pointer;transition:.2s;font-family:'IBM Plex Sans',sans-serif}
.fc-btn:hover,.fc-btn.on{background:var(--s2);color:var(--text);border-color:var(--borderH)}
.fc-actions{display:flex;gap:6px;margin-left:auto}
.icon-btn{background:var(--s1);border:1px solid var(--border);color:var(--muted);width:34px;height:34px;border-radius:8px;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;font-size:15px}
.icon-btn:hover{background:var(--s2);color:var(--text);border-color:var(--borderH)}
.icon-btn.on{color:var(--amber);border-color:rgba(255,179,71,.4);background:rgba(255,179,71,.08)}
.fc-counter{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--muted);white-space:nowrap}
.fc-mastery-lbl{font-size:11px;color:var(--muted);font-family:'IBM Plex Mono',monospace;margin-bottom:5px}
.fc-mastery{height:4px;background:var(--s3);border-radius:10px;margin-bottom:20px;overflow:hidden}
.fc-mastery-fill{height:100%;background:linear-gradient(90deg,var(--emerald),#00b37a);border-radius:10px;transition:width .5s ease}
.card-scene{perspective:1400px;height:220px;margin-bottom:16px}
.card{width:100%;height:100%;position:relative;cursor:pointer;transform-style:preserve-3d;transition:transform .6s cubic-bezier(.4,0,.2,1)}
.card.flip{transform:rotateY(180deg)}
.face{position:absolute;inset:0;backface-visibility:hidden;border-radius:var(--r);border:1px solid var(--border);display:flex;flex-direction:column;align-items:center;justify-content:center;padding:26px;text-align:center}
.face:hover{border-color:var(--borderH)}
.front{background:linear-gradient(145deg,var(--s1),var(--s2))}
.back{background:linear-gradient(145deg,#00213a,var(--s1));border-color:rgba(0,120,212,.3);transform:rotateY(180deg)}
.card-cat{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--faint);letter-spacing:.12em;text-transform:uppercase;margin-bottom:12px}
.card-term{font-family:'Exo 2',sans-serif;font-size:clamp(1.3rem,3.5vw,1.9rem);font-weight:800;color:#fff;line-height:1.15}
.card-hint{font-size:12px;color:var(--faint);margin-top:8px}
.card-flip-hint{font-size:11px;color:var(--faint);margin-top:12px}
.card-flip-hint kbd{background:var(--s3);border:1px solid var(--faint);border-radius:4px;padding:1px 5px;font-family:'IBM Plex Mono',monospace;font-size:10px}
.back-def{font-size:13.5px;color:var(--text);line-height:1.65;max-width:500px}
.back-ex{margin-top:12px;background:rgba(0,0,0,.3);border-radius:8px;padding:9px 13px;font-size:12px;color:var(--muted);font-style:italic;text-align:left;max-width:500px}
.back-ex::before{content:'💡  '}
.fc-nav{display:flex;align-items:center;justify-content:center;gap:12px;margin-bottom:14px}
.nav-btn{background:var(--s2);border:1px solid var(--border);color:var(--text);width:38px;height:38px;border-radius:50%;cursor:pointer;transition:.2s;font-size:15px;display:flex;align-items:center;justify-content:center}
.nav-btn:hover{border-color:var(--borderH);background:var(--s3)}
.nav-btn:disabled{opacity:.3;cursor:default}
.know-btns{display:flex;gap:10px}
.know-btn{background:transparent;border:1.5px solid;font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:500;padding:8px 20px;border-radius:9px;cursor:pointer;transition:.2s}
.know-btn.yes{color:var(--emerald);border-color:rgba(0,229,160,.3)}.know-btn.yes:hover{background:rgba(0,229,160,.1)}
.know-btn.no{color:var(--coral);border-color:rgba(255,107,107,.3)}.know-btn.no:hover{background:rgba(255,107,107,.1)}
.shortcut-hint{text-align:center;margin-top:8px;font-size:11px;color:var(--faint)}
.shortcut-hint kbd{background:var(--s2);border:1px solid var(--faint);border-radius:4px;padding:1px 5px;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--muted)}

/* ══ QUIZ ══ */
.quiz-mode-bar{display:flex;gap:8px;margin-bottom:16px;flex-wrap:wrap;align-items:center}
.qmode-btn{background:var(--s1);border:1.5px solid var(--border);color:var(--muted);font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:500;padding:8px 16px;border-radius:9px;cursor:pointer;transition:.2s}
.qmode-btn:hover{border-color:var(--borderH);color:var(--text)}
.qmode-btn.on{border-color:var(--azure);color:#fff;background:rgba(0,120,212,.2)}
.qmode-btn.mock-on{border-color:var(--amber);color:var(--amber);background:rgba(255,179,71,.1)}
.quiz-toolbar{display:flex;align-items:center;gap:6px;margin-bottom:18px;flex-wrap:wrap}
.fc-btn.ws-btn{color:var(--coral)!important;border-color:rgba(255,107,107,.3)!important}
.fc-btn.ws-btn.on{background:rgba(255,107,107,.12)!important}
.quiz-hdr{display:flex;align-items:center;gap:10px;margin-bottom:18px}
.qpbar{flex:1;height:5px;background:var(--s3);border-radius:10px;overflow:hidden}
.qpfill{height:100%;background:linear-gradient(90deg,var(--azure),var(--cyan));border-radius:10px;transition:width .4s ease}
.qscore{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--cyan);padding:4px 11px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);border-radius:100px;white-space:nowrap}
.qtimer{font-family:'IBM Plex Mono',monospace;font-size:13px;color:var(--text);padding:4px 11px;background:var(--s2);border:1px solid var(--border);border-radius:100px;white-space:nowrap}
.qtimer.warn{color:var(--coral);border-color:rgba(255,107,107,.3);animation:tw .5s infinite alternate}
@keyframes tw{from{background:var(--s2)}to{background:rgba(255,107,107,.1)}}
/* mock exam total timer */
.mock-timer-bar{display:flex;align-items:center;gap:12px;padding:12px 16px;background:rgba(255,179,71,.06);border:1px solid rgba(255,179,71,.2);border-radius:var(--rs);margin-bottom:16px}
.mock-total-timer{font-family:'Exo 2',sans-serif;font-size:22px;font-weight:800;color:var(--amber);min-width:80px}
.mock-total-timer.danger{color:var(--coral);animation:tw .5s infinite alternate}
.mock-timer-lbl{font-size:12px;color:var(--muted)}
.mock-pass-bar{flex:1;height:6px;background:var(--s3);border-radius:10px;overflow:hidden;position:relative}
.mock-pass-fill{height:100%;background:linear-gradient(90deg,var(--coral),var(--amber),var(--emerald));border-radius:10px;transition:width .3s ease}
.mock-pass-marker{position:absolute;top:-3px;left:70%;width:2px;height:12px;background:#fff;border-radius:2px;opacity:.6}
.mock-score-lbl{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--muted);white-space:nowrap}
.quiz-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:26px;margin-bottom:14px}
.q-num{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--faint);letter-spacing:.1em;text-transform:uppercase;margin-bottom:11px}
.q-text{font-family:'Exo 2',sans-serif;font-size:16.5px;font-weight:600;color:#fff;line-height:1.45;margin-bottom:20px}
.q-opts{display:flex;flex-direction:column;gap:8px}
.qopt{background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13.5px;padding:11px 14px;border-radius:9px;cursor:pointer;transition:.2s;text-align:left;display:flex;align-items:flex-start;gap:10px;line-height:1.5}
.qopt:hover:not(:disabled){border-color:rgba(0,120,212,.5);background:var(--s3)}
.qopt.ok{border-color:var(--emerald);background:rgba(0,229,160,.08);color:var(--emerald)}
.qopt.bad{border-color:var(--coral);background:rgba(255,107,107,.08);color:var(--coral)}
.qopt.mock-selected{border-color:var(--azure);background:rgba(0,120,212,.15);color:var(--text)}
.qopt.mock-selected .opt-L{background:var(--azure);color:#fff}
.qopt:disabled{cursor:default}
.opt-L{font-family:'IBM Plex Mono',monospace;font-size:11px;width:20px;height:20px;background:var(--s3);border-radius:4px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}
.qopt.ok .opt-L{background:var(--emerald);color:#000}.qopt.bad .opt-L{background:var(--coral);color:#fff}
.q-fb{margin-top:12px;padding:12px 14px;border-radius:9px;font-size:13px;display:none;line-height:1.55}
.q-fb.show{display:block}
.q-fb.ok{background:rgba(0,229,160,.08);border:1px solid rgba(0,229,160,.25);color:var(--emerald)}
.q-fb.bad{background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.25);color:#ff8a8a}
.quiz-action{display:flex;justify-content:flex-end;margin-top:12px}
/* mock exam — no per-question feedback until end */
.quiz-card.mock-mode .q-fb{display:none!important}
.quiz-result{text-align:center;padding:50px 28px;background:var(--s1);border:1px solid var(--border);border-radius:var(--r)}
.result-ring{width:130px;height:130px;margin:0 auto 20px;position:relative}
.result-ring svg{width:100%;height:100%}
.ring-bg{fill:none;stroke:var(--s3);stroke-width:10}
.ring-fill{fill:none;stroke:var(--cyan);stroke-width:10;stroke-linecap:round;transform:rotate(-90deg);transform-origin:50% 50%;transition:stroke-dashoffset 1s cubic-bezier(.4,0,.2,1)}
.result-pct{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-family:'Exo 2',sans-serif;font-size:28px;font-weight:900;color:#fff}
.result-label{font-size:14px;color:var(--muted);margin-bottom:6px}
.result-msg{font-size:15px;color:var(--text);margin-bottom:20px;max-width:420px;margin-left:auto;margin-right:auto;line-height:1.55}
.result-breakdown{display:flex;justify-content:center;gap:18px;flex-wrap:wrap;margin-bottom:24px}
.rb-item{text-align:center}
.rb-num{font-family:'Exo 2',sans-serif;font-size:22px;font-weight:800;color:var(--cyan)}
.rb-lbl{font-size:11px;color:var(--muted);font-family:'IBM Plex Mono',monospace}
.result-btns{display:flex;gap:10px;justify-content:center;flex-wrap:wrap}
.mock-pass-stamp{display:inline-block;margin-bottom:16px;font-family:'Exo 2',sans-serif;font-size:14px;font-weight:700;padding:8px 20px;border-radius:100px;border:2px solid}
.mock-pass-stamp.pass{color:var(--emerald);border-color:var(--emerald);background:rgba(0,229,160,.08)}
.mock-pass-stamp.fail{color:var(--coral);border-color:var(--coral);background:rgba(255,107,107,.08)}
/* mock review list */
.review-list{text-align:left;margin-top:20px;display:flex;flex-direction:column;gap:8px}
.review-item{background:var(--s2);border:1px solid var(--border);border-radius:var(--rs);padding:12px 14px;font-size:13px}
.review-item.r-ok{border-color:rgba(0,229,160,.2)}
.review-item.r-bad{border-color:rgba(255,107,107,.2)}
.review-q{color:var(--text);font-weight:500;margin-bottom:4px}
.review-ans{font-size:12px;color:var(--muted)}
.review-ans .ok{color:var(--emerald)}.review-ans .bad{color:var(--coral)}

/* ══ DECISION TREES ══ */
.dt-tabs{display:flex;gap:4px;margin-bottom:22px;overflow-x:auto;scrollbar-width:none;flex-wrap:wrap}
.dt-tabs::-webkit-scrollbar{display:none}
.dt-tab{flex-shrink:0;background:var(--s1);border:1px solid var(--border);color:var(--muted);font-size:12.5px;padding:7px 14px;border-radius:100px;cursor:pointer;transition:.2s;font-family:'IBM Plex Sans',sans-serif;font-weight:500}
.dt-tab:hover{color:var(--text);border-color:var(--borderH)}
.dt-tab.on{color:#fff;border-color:var(--dc,var(--azure));background:rgba(0,120,212,.15)}
.dt-sec{display:none}.dt-sec.on{display:block}
.dt-wrap{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:24px;min-height:320px}
.dt-question{font-family:'Exo 2',sans-serif;font-size:18px;font-weight:700;color:#fff;text-align:center;margin-bottom:24px;line-height:1.35}
.dt-context{font-size:13px;color:var(--muted);text-align:center;margin-bottom:20px}
.dt-choices{display:flex;flex-direction:column;gap:10px;max-width:560px;margin:0 auto}
.dt-choice{background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:14px;padding:13px 18px;border-radius:10px;cursor:pointer;transition:.2s;text-align:left}
.dt-choice:hover{border-color:var(--borderH);background:var(--s3);transform:translateX(4px)}
.dt-result{text-align:center;animation:fadeUp .3s ease}
.dt-service-name{font-family:'Exo 2',sans-serif;font-size:28px;font-weight:900;color:var(--cyan);margin:16px 0 8px;text-shadow:0 0 20px rgba(0,212,255,.3)}
.dt-service-why{font-size:14px;color:var(--text);line-height:1.6;max-width:480px;margin:0 auto 16px}
.dt-service-alts{font-size:12.5px;color:var(--muted);margin-bottom:20px}
.dt-service-alts strong{color:var(--text)}
.dt-breadcrumb{display:flex;align-items:center;gap:6px;justify-content:center;flex-wrap:wrap;margin-bottom:20px;font-size:12px;color:var(--faint)}
.dt-breadcrumb .step{background:var(--s2);border:1px solid var(--border);padding:3px 10px;border-radius:100px;color:var(--muted)}
.dt-breadcrumb .arrow{color:var(--faint)}
.dt-back{background:transparent;border:1px solid var(--border);color:var(--muted);font-family:'IBM Plex Sans',sans-serif;font-size:12.5px;padding:7px 16px;border-radius:8px;cursor:pointer;transition:.2s;margin-bottom:16px}
.dt-back:hover{border-color:var(--borderH);color:var(--text)}
.dt-restart{background:transparent;border:1.5px solid var(--borderH);color:var(--cyan);font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:500;padding:9px 20px;border-radius:9px;cursor:pointer;transition:.2s;margin-top:8px}
.dt-restart:hover{background:rgba(0,212,255,.08)}
.dt-icon-big{font-size:52px;margin-bottom:4px;filter:drop-shadow(0 0 12px var(--cyan))}

/* ══ COMPARISONS ══ */
.comp-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;align-items:start}
.comp-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;position:relative;overflow:hidden;transition:.2s}
.comp-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--cc,var(--azure))}
.comp-card:hover{border-color:var(--borderH)}
.comp-title{font-family:'Exo 2',sans-serif;font-size:13.5px;font-weight:700;color:#fff;margin-bottom:14px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.vs-badge{font-family:'IBM Plex Mono',monospace;font-size:9px;padding:2px 7px;background:rgba(255,179,71,.12);border:1px solid rgba(255,179,71,.3);border-radius:4px;color:var(--amber)}
.vs-cols{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.vs-col h5{font-size:12px;font-weight:600;color:var(--text);margin-bottom:7px;padding-bottom:5px;border-bottom:1px solid var(--border)}
.vs-col ul{list-style:none;display:flex;flex-direction:column;gap:4px}
.vs-col li{font-size:11.5px;color:var(--muted);padding:3px 0;display:flex;gap:5px}
.vs-col li::before{content:'·';color:var(--cc,var(--cyan));flex-shrink:0}

/* ══ EXAM TIPS ══ */
.tips-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;margin-bottom:24px}
.tip-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;position:relative;overflow:hidden;transition:.2s}
.tip-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--tc,var(--azure))}
.tip-card:hover{border-color:var(--borderH)}
.tip-card h3{font-family:'Exo 2',sans-serif;font-size:15px;font-weight:700;color:#fff;margin-bottom:14px;display:flex;align-items:center;gap:9px}
.tip-list{display:flex;flex-direction:column;gap:10px}
.tip-item{padding:10px 12px;background:var(--s2);border-radius:8px;font-size:13px;color:var(--muted);line-height:1.55}
.tip-item strong{color:var(--text);display:block;margin-bottom:3px;font-weight:500}
.tip-item .keyword{font-family:'IBM Plex Mono',monospace;font-size:11px;background:rgba(0,212,255,.1);color:var(--cyan);padding:1px 6px;border-radius:4px;border:1px solid rgba(0,212,255,.2)}
.tip-item .trap{font-family:'IBM Plex Mono',monospace;font-size:11px;background:rgba(255,107,107,.08);color:var(--coral);padding:1px 6px;border-radius:4px;border:1px solid rgba(255,107,107,.2)}
.trap-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:12px;margin-bottom:24px}
.trap-card{background:var(--s1);border:1px solid rgba(255,107,107,.2);border-radius:var(--rs);padding:16px;position:relative}
.trap-card::before{content:'⚠';position:absolute;top:-10px;right:12px;font-size:16px}
.trap-q{font-size:13.5px;color:var(--text);font-weight:500;margin-bottom:10px;line-height:1.4}
.trap-wrong{font-size:12px;color:var(--coral);margin-bottom:4px}
.trap-right{font-size:12px;color:var(--emerald);margin-bottom:6px}
.trap-reason{font-size:11.5px;color:var(--muted);line-height:1.5}
.pattern-table{width:100%;border-collapse:collapse;font-size:13px}
.pattern-table th{background:var(--s2);color:var(--amber);font-family:'IBM Plex Mono',monospace;font-size:10px;text-transform:uppercase;letter-spacing:.07em;padding:8px;text-align:left;border-bottom:1px solid var(--border)}
.pattern-table td{padding:9px 8px;color:var(--muted);border-bottom:1px solid var(--border);vertical-align:top;line-height:1.5}
.pattern-table td:first-child{color:var(--amber);font-family:'IBM Plex Mono',monospace;font-size:12px;white-space:nowrap;width:22%}
.pattern-table td:nth-child(2){color:var(--text);width:35%}
.pattern-table tr:last-child td{border-bottom:none}

/* ══ CHEAT SHEET ══ */
.cs-header{display:flex;align-items:center;gap:12px;margin-bottom:16px;flex-wrap:wrap}
.print-btn{display:flex;align-items:center;gap:6px;background:var(--s2);border:1px solid var(--border);color:var(--muted);font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:500;padding:7px 15px;border-radius:9px;cursor:pointer;transition:.2s}
.print-btn:hover{border-color:var(--borderH);color:var(--text);background:var(--s3)}
.cs-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(265px,1fr));gap:12px}
.cs-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:16px;position:relative;overflow:hidden;transition:.2s}
.cs-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--cc,var(--azure))}
.cs-card:hover{border-color:var(--borderH)}
.cs-card h4{font-family:'Exo 2',sans-serif;font-size:12.5px;font-weight:700;color:#fff;margin-bottom:10px;display:flex;align-items:center;gap:7px}

/* TOAST */
#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%) translateY(80px);background:var(--s2);border:1px solid var(--borderH);border-radius:10px;padding:9px 16px;font-size:13px;color:var(--text);z-index:999;transition:transform .3s,opacity .3s;opacity:0;pointer-events:none;white-space:nowrap}
#toast.show{transform:translateX(-50%) translateY(0);opacity:1}

@media(max-width:600px){.stats-bar{grid-template-columns:1fr 1fr}.hdr-top{flex-direction:column;gap:12px}.vs-cols{grid-template-columns:1fr}.dt-choices{gap:8px}}

@media print{
  @page{margin:15mm 12mm;size:A4}
  canvas#bg,nav.tabs,header,.stats-bar,#toast,.print-btn{display:none!important}
  body{background:#fff!important;color:#111!important;font-size:10pt}
  .app{max-width:100%;padding:0}
  .sec{display:none!important}
  #sec-cheat.on{display:block!important}
  .cs-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8pt}
  .cs-card{background:#f8faff!important;border:1px solid #ccd9ee!important;border-radius:5pt;padding:9pt;page-break-inside:avoid}
  .cs-card::before{background:#0078d4!important}
  .cs-card h4{color:#003a70!important;font-size:9.5pt;margin-bottom:7pt}
  .kv-table td{padding:3pt 0;font-size:8pt;color:#333!important;border-bottom:.5pt solid #e0e8f5}
  .kv-table td:first-child{color:#0062ad!important}
  .info-card{background:#f8faff!important;border:1px solid #ccd9ee!important;padding:9pt;margin-bottom:8pt;page-break-inside:avoid}
  .cmp-table th{background:#e8f0fc!important;color:#0062ad!important;font-size:8pt;padding:3pt}
  .cmp-table td{color:#444!important;font-size:8pt;padding:3.5pt}
  .cmp-table td:first-child{color:#0062ad!important}
  .sh{color:#003a70!important;font-size:11pt;margin:12pt 0 7pt}
  .print-title{display:block!important;font-family:'Exo 2',sans-serif;font-size:16pt;font-weight:900;color:#0078d4;margin-bottom:3pt}
  .print-sub{display:block!important;font-size:8.5pt;color:#666;margin-bottom:12pt}
}
.print-title,.print-sub{display:none}

/* ══════════════════════════════════════
   SCENARIOS
══════════════════════════════════════ */
.sc-toolbar{display:flex;align-items:center;gap:8px;margin-bottom:20px;flex-wrap:wrap}
.sc-progress-row{display:flex;align-items:center;gap:12px;margin-bottom:22px;background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:12px 16px}
.sc-prog-bar{flex:1;height:6px;background:var(--s3);border-radius:10px;overflow:hidden}
.sc-prog-fill{height:100%;background:linear-gradient(90deg,var(--violet),#7c3aed);border-radius:10px;transition:width .5s ease}
.sc-prog-lbl{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--muted);white-space:nowrap}
.sc-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;margin-bottom:18px}
.sc-company-banner{background:linear-gradient(135deg,var(--s3),var(--s4));border-bottom:1px solid var(--border);padding:18px 22px;display:flex;align-items:flex-start;gap:14px}
.sc-industry{font-size:28px;flex-shrink:0;margin-top:2px}
.sc-company-name{font-family:'Exo 2',sans-serif;font-size:18px;font-weight:800;color:#fff;margin-bottom:3px}
.sc-company-meta{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.sc-badge{font-family:'IBM Plex Mono',monospace;font-size:10px;padding:2px 9px;border-radius:100px;background:rgba(167,139,250,.15);border:1px solid rgba(167,139,250,.3);color:var(--violet)}
.sc-body{padding:20px 22px}
.sc-context-label{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin-bottom:8px}
.sc-context{font-size:13.5px;color:var(--text);line-height:1.7;margin-bottom:16px}
.sc-reqs{list-style:none;display:flex;flex-direction:column;gap:6px;margin-bottom:0}
.sc-reqs li{display:flex;align-items:flex-start;gap:8px;font-size:12.5px;color:var(--muted);padding:7px 11px;background:var(--s2);border-radius:6px;line-height:1.5}
.sc-reqs li::before{content:'→';color:var(--violet);flex-shrink:0;font-weight:700}
.sc-divider{height:1px;background:var(--border);margin:20px 0}
.sc-q-header{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.sc-q-num{font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--faint);text-transform:uppercase;letter-spacing:.1em}
.sc-q-nav{display:flex;gap:5px;margin-left:auto}
.sc-nav-dot{width:8px;height:8px;border-radius:50%;background:var(--faint);border:none;cursor:pointer;transition:.2s;padding:0}
.sc-nav-dot.answered{background:var(--emerald)}
.sc-nav-dot.active{background:var(--violet);width:22px;border-radius:4px}
.sc-q-text{font-family:'Exo 2',sans-serif;font-size:16px;font-weight:600;color:#fff;line-height:1.5;margin-bottom:18px}
.sc-opts{display:flex;flex-direction:column;gap:8px;margin-bottom:14px}
.sc-opt{background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13px;padding:11px 14px;border-radius:9px;cursor:pointer;transition:.2s;text-align:left;display:flex;align-items:flex-start;gap:9px;line-height:1.5}
.sc-opt:hover:not(:disabled){border-color:rgba(167,139,250,.4);background:var(--s3)}
.sc-opt.ok{border-color:var(--emerald);background:rgba(0,229,160,.08);color:var(--emerald)}
.sc-opt.bad{border-color:var(--coral);background:rgba(255,107,107,.08);color:var(--coral)}
.sc-opt:disabled{cursor:default}
.sc-opt-l{font-family:'IBM Plex Mono',monospace;font-size:11px;width:20px;height:20px;background:var(--s3);border-radius:4px;display:flex;align-items:center;justify-content:center;flex-shrink:0;margin-top:1px}
.sc-opt.ok .sc-opt-l{background:var(--emerald);color:#000}
.sc-opt.bad .sc-opt-l{background:var(--coral);color:#fff}
.sc-fb{margin-top:12px;padding:12px 14px;border-radius:9px;font-size:13px;display:none;line-height:1.55}
.sc-fb.show{display:block}
.sc-fb.ok{background:rgba(0,229,160,.08);border:1px solid rgba(0,229,160,.25);color:var(--emerald)}
.sc-fb.bad{background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.25);color:#ff8a8a}
.sc-q-actions{display:flex;justify-content:space-between;align-items:center;margin-top:14px}
.sc-result{text-align:center;padding:40px 24px;background:var(--s1);border:1px solid var(--border);border-radius:var(--r);margin-bottom:16px}
.sc-result-score{font-family:'Exo 2',sans-serif;font-size:48px;font-weight:900;color:var(--violet)}
.sc-selector{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px}
.sc-sel-card{background:var(--s1);border:1.5px solid var(--border);border-radius:var(--r);padding:18px;cursor:pointer;transition:.25s;position:relative;overflow:hidden}
.sc-sel-card::before{content:'';position:absolute;top:0;left:0;right:0;height:3px;background:var(--violet)}
.sc-sel-card:hover{border-color:rgba(167,139,250,.4);transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,.3)}
.sc-sel-card.done::after{content:'✓ Completed';position:absolute;top:12px;right:12px;font-family:'IBM Plex Mono',monospace;font-size:10px;color:var(--emerald);background:rgba(0,229,160,.1);border:1px solid rgba(0,229,160,.25);padding:2px 8px;border-radius:100px}
.sc-sel-company{font-family:'Exo 2',sans-serif;font-size:15px;font-weight:700;color:#fff;margin-bottom:3px}
.sc-sel-meta{font-size:12px;color:var(--muted);margin-bottom:10px}
.sc-sel-q{font-size:11.5px;color:var(--faint)}

/* ══════════════════════════════════════
   GLOSSARY
══════════════════════════════════════ */
.glos-search-row{display:flex;gap:10px;align-items:center;margin-bottom:16px;flex-wrap:wrap}
.glos-input-wrap{flex:1;min-width:220px;position:relative}
.glos-input-wrap::before{content:'🔍';position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:14px;pointer-events:none}
.glos-search{width:100%;background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:14px;padding:10px 14px 10px 38px;border-radius:10px;outline:none;transition:border-color .2s}
.glos-search:focus{border-color:var(--borderH)}
.glos-search::placeholder{color:var(--faint)}
.glos-count{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--muted);white-space:nowrap}
.glos-filters{display:flex;gap:5px;flex-wrap:wrap;margin-bottom:20px}
.glos-filter{background:var(--s1);border:1px solid var(--border);color:var(--muted);font-size:12px;padding:5px 13px;border-radius:100px;cursor:pointer;transition:.2s;font-family:'IBM Plex Sans',sans-serif}
.glos-filter:hover,.glos-filter.on{background:var(--s2);color:var(--text);border-color:var(--borderH)}
.glos-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.glos-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--rs);padding:14px 16px;cursor:pointer;transition:border-color .2s}
.glos-card:hover,.glos-card.open{border-color:var(--borderH)}
.glos-card-top{display:flex;align-items:flex-start;gap:10px}
.glos-term{font-family:'Exo 2',sans-serif;font-size:14px;font-weight:700;color:#fff;flex:1;line-height:1.25}
.glos-term mark{background:rgba(0,212,255,.25);color:var(--cyan);border-radius:3px;padding:0 2px}
.glos-cat{font-family:'IBM Plex Mono',monospace;font-size:9px;padding:2px 7px;border-radius:100px;border:1px solid;white-space:nowrap;flex-shrink:0}
.glos-cat.cloud{color:var(--cyan);border-color:rgba(0,212,255,.3);background:rgba(0,212,255,.07)}
.glos-cat.arch{color:var(--azure);border-color:rgba(0,120,212,.3);background:rgba(0,120,212,.07)}
.glos-cat.gov{color:var(--emerald);border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.07)}
.glos-cat.ref{color:var(--amber);border-color:rgba(255,179,71,.3);background:rgba(255,179,71,.07)}
.glos-short{font-size:12.5px;color:var(--muted);margin-top:5px;line-height:1.5}
.glos-detail{font-size:12px;color:var(--muted);margin-top:8px;padding-top:8px;border-top:1px solid var(--border);line-height:1.6;display:none}
.glos-card.open .glos-detail{display:block}
.glos-empty{text-align:center;padding:50px 20px;color:var(--muted);font-size:14px}

/* ══════════════════════════════════════
   SLA & LIFECYCLE
══════════════════════════════════════ */
.lifecycle-track{display:flex;align-items:stretch;gap:0;margin-bottom:28px;overflow-x:auto;padding-bottom:4px}
.lifecycle-stage{flex:1;min-width:140px;border:1px solid var(--border);background:var(--s1);padding:16px;position:relative;cursor:default;transition:.2s}
.lifecycle-stage:not(:last-child)::after{content:'›';position:absolute;right:-11px;top:50%;transform:translateY(-50%);font-size:18px;color:var(--faint);z-index:1;background:var(--bg);padding:0 2px}
.lifecycle-stage:first-child{border-radius:var(--r) 0 0 var(--r)}
.lifecycle-stage:last-child{border-radius:0 var(--r) var(--r) 0}
.lifecycle-stage:hover{border-color:var(--borderH);background:var(--s2)}
.lc-icon{font-size:24px;margin-bottom:8px}
.lc-name{font-family:'Exo 2',sans-serif;font-size:13px;font-weight:700;color:#fff;margin-bottom:6px}
.lc-desc{font-size:11.5px;color:var(--muted);line-height:1.55}
.lc-badge{display:inline-block;margin-top:8px;font-family:'IBM Plex Mono',monospace;font-size:9px;padding:2px 8px;border-radius:100px;border:1px solid}
.lc-badge.prod{color:var(--emerald);border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.08)}
.lc-badge.noprod{color:var(--coral);border-color:rgba(255,107,107,.3);background:rgba(255,107,107,.08)}
.sla-table-wrap{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;margin-bottom:24px}
.sla-table{width:100%;border-collapse:collapse;font-size:13px}
.sla-table th{background:var(--s2);color:var(--muted);font-family:'IBM Plex Mono',monospace;font-size:10px;text-transform:uppercase;letter-spacing:.07em;padding:10px 14px;text-align:left;border-bottom:1px solid var(--border)}
.sla-table td{padding:10px 14px;border-bottom:1px solid var(--border);vertical-align:middle}
.sla-table tr:last-child td{border-bottom:none}
.sla-table tr:hover td{background:var(--s2)}
.sla-pill{display:inline-flex;align-items:center;font-family:'Exo 2',sans-serif;font-size:13px;font-weight:700;padding:3px 10px;border-radius:100px;border:1px solid}
.sla-pill.s5{color:#00ff88;border-color:rgba(0,255,136,.3);background:rgba(0,255,136,.08)}
.sla-pill.s4{color:var(--emerald);border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.08)}
.sla-pill.s3{color:var(--amber);border-color:rgba(255,179,71,.3);background:rgba(255,179,71,.08)}
.sla-pill.s2{color:var(--coral);border-color:rgba(255,107,107,.3);background:rgba(255,107,107,.08)}
.sla-service-name{color:var(--text);font-weight:500}
.sla-note{font-size:11.5px;color:var(--muted);margin-top:2px}
.sla-downtime{font-family:'IBM Plex Mono',monospace;font-size:11.5px;color:var(--muted)}
.composite-calc{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;margin-bottom:24px}
.composite-calc h4{font-family:'Exo 2',sans-serif;font-size:15px;font-weight:700;color:#fff;margin-bottom:4px}
.composite-calc p{font-size:12.5px;color:var(--muted);margin-bottom:16px}
.calc-services{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}
.calc-row{display:flex;align-items:center;gap:10px}
.calc-select{flex:1;background:var(--s2);border:1px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13px;padding:8px 12px;border-radius:8px;outline:none;cursor:pointer;transition:border-color .2s}
.calc-select:focus{border-color:var(--borderH)}
.calc-remove{background:transparent;border:1px solid var(--border);color:var(--muted);width:30px;height:30px;border-radius:6px;cursor:pointer;font-size:14px;display:flex;align-items:center;justify-content:center;transition:.2s;flex-shrink:0}
.calc-remove:hover{border-color:var(--coral);color:var(--coral)}
.calc-add{background:transparent;border:1px dashed var(--faint);color:var(--muted);font-family:'IBM Plex Sans',sans-serif;font-size:13px;padding:8px 16px;border-radius:8px;cursor:pointer;transition:.2s;width:100%}
.calc-add:hover{border-color:var(--borderH);color:var(--text)}
.calc-result{background:var(--s2);border-radius:10px;padding:16px 20px;display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.calc-sla-big{font-family:'Exo 2',sans-serif;font-size:36px;font-weight:900;line-height:1}
.calc-downtime-detail{font-size:12.5px;color:var(--muted);line-height:1.7}
.exam-facts-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:10px}
.exam-fact{background:var(--s1);border:1px solid var(--border);border-left:3px solid var(--amber);border-radius:var(--rs);padding:12px 14px;font-size:13px;color:var(--muted);line-height:1.55}
.exam-fact strong{color:var(--text);display:block;margin-bottom:3px}

/* ══════════════════════════════════════
   SITE CONTROLS (Lang + Theme toggles)
══════════════════════════════════════ */
.site-controls{display:flex;gap:8px;align-items:center;margin-top:14px;flex-wrap:wrap}
/* ctrl-btn defined below */

/* ══════════════════════════════════════
   LIGHT THEME
══════════════════════════════════════ */
html.light{
  --bg:#f0f4fb;--s1:#ffffff;--s2:#eaeff8;--s3:#d5dff0;--s4:#bfcde6;
  --azure:#0068c0;--azure2:#004f9e;--cyan:#005fa8;
  --amber:#a16207;--emerald:#047857;--coral:#c53030;--violet:#6d28d9;
  --text:#0f172a;--muted:#3d5a80;--faint:#7895b5;
  --border:rgba(0,60,150,.12);--borderH:rgba(0,60,150,.3);
}
html.light body{background:var(--bg);color:var(--text)}
html.light canvas#bg{opacity:.08}
html.light body::before{background-image:linear-gradient(rgba(0,80,160,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(0,80,160,.05) 1px,transparent 1px)}
html.light body::after{background:radial-gradient(circle,rgba(0,100,180,.07) 0%,transparent 70%)}
/* Cards and surfaces */
html.light .stat-card,html.light .dom-card,html.light .info-card,html.light .cs-card,
html.light .comp-card,html.light .tip-card,html.light .trap-card,html.light .topic,
html.light .day-card,html.light .quiz-card,html.light .sc-card,html.light .sc-sel-card,
html.light .composite-calc,html.light .sla-table-wrap,html.light .glos-card,
html.light .quiz-result,html.light .sc-result,html.light .dt-wrap,
html.light nav.tabs{background:var(--s1);border-color:rgba(0,60,150,.14)}
html.light .sub-list li,html.light .day-tasks li,html.light .qopt,
html.light .sc-opt,html.light .dt-choice,html.light .tip-item,html.light .calc-select,
html.light .calc-result{background:var(--s2)}
html.light .qopt:hover:not(:disabled){background:var(--s3)}
html.light .sc-company-banner{background:linear-gradient(135deg,var(--s2),var(--s3))}
html.light .mock-timer-bar{background:rgba(161,98,7,.06);border-color:rgba(161,98,7,.2)}
html.light .tip-box{background:rgba(0,104,192,.07);border-color:rgba(0,104,192,.2)}
html.light .notes-ta{background:var(--s2);border-color:rgba(0,60,150,.2);color:var(--text)}
html.light .notes-ta::placeholder{color:var(--faint)}
html.light .glos-search{background:var(--s2);border-color:rgba(0,60,150,.18);color:var(--text)}
html.light .glos-search::placeholder{color:var(--faint)}
/* Flashcard faces */
html.light .face{border-color:rgba(0,60,150,.18)}
html.light .front{background:linear-gradient(145deg,#fff,var(--s2));box-shadow:0 2px 14px rgba(0,60,150,.08)}
html.light .back{background:linear-gradient(145deg,#dceaf8,#f0f5fc);border-color:rgba(0,100,200,.25)}
html.light .card-cat{color:var(--faint)}
html.light .card-flip-hint{color:var(--faint)}
html.light .back-def{color:var(--text)}
html.light .back-ex{background:rgba(0,60,150,.06);color:var(--muted)}
/* Progress bars */
html.light .fc-mastery,.plan-prog-bar,.sc-prog-bar,.qpbar{background:var(--s3)}
html.light .fc-mastery{background:var(--s3)}
html.light .plan-prog-bar{background:var(--s3)}
html.light .sc-prog-bar{background:var(--s3)}
html.light .qpbar{background:var(--s3)}
html.light .wb{background:var(--s4)}
/* Modals / banners */
html.light .azure-hex{box-shadow:0 0 20px rgba(0,104,192,.3)}
html.light .day-card.done{border-color:rgba(4,120,87,.3);background:rgba(4,120,87,.03)}
/* Nav tab active state */
html.light .tb.on{background:linear-gradient(135deg,var(--azure2),var(--azure));color:#fff}
html.light .tb:hover{background:var(--s2)}
html.light .tb{color:var(--muted)}
/* SLA table */
html.light .sla-table th{background:var(--s2);color:var(--muted)}
html.light .sla-table tr:hover td{background:var(--s2)}
html.light .cmp-table th{background:var(--s2)}
html.light .pattern-table th{background:var(--s2)}
/* Local file warning adjustments */
html.light #local-warn{background:#92400e}
/* Lifecycle track */
html.light .lifecycle-stage{background:var(--s1);border-color:rgba(0,60,150,.14)}
html.light .lifecycle-stage:hover{background:var(--s2)}
/* Plan progress */
html.light .plan-progress{background:var(--s1)}
/* Week tabs */
html.light .wt{background:var(--s1);border-color:rgba(0,60,150,.16);color:var(--muted)}
html.light .wt.on{background:var(--azure);color:#fff}
/* Domain tabs */
html.light .dtb{background:var(--s1);border-color:rgba(0,60,150,.14);color:var(--muted)}
html.light .dtb.on{color:var(--text);background:rgba(0,104,192,.12)}
/* Glossary filters */
html.light .glos-filter{background:var(--s1);color:var(--muted);border-color:rgba(0,60,150,.14)}
html.light .glos-filter.on{background:var(--s2);color:var(--text)}
/* Pace buttons */
html.light .pace-btn{background:var(--s2);border-color:rgba(0,60,150,.18)}
html.light .pace-btn.on{border-color:var(--azure);background:rgba(0,104,192,.12)}
/* Toast */
html.light #toast{background:var(--s1);border-color:rgba(0,60,150,.3);color:var(--text)}
/* Result ring */
html.light .ring-bg{stroke:var(--s3)}
/* Scenario badges */
html.light .sc-badge{background:rgba(109,40,217,.1);border-color:rgba(109,40,217,.3)}
/* Review items */
html.light .review-item{background:var(--s2)}
/* Feedback boxes */
html.light .q-fb.ok,html.light .sc-fb.ok{background:rgba(4,120,87,.08)}
html.light .q-fb.bad,html.light .sc-fb.bad{background:rgba(197,48,48,.07)}
/* Shortcuts bar */
html.light .shortcut-hint kbd{background:var(--s2);border-color:rgba(0,60,150,.18);color:var(--muted)}
html.light .card-flip-hint kbd{background:var(--s3);border-color:rgba(0,60,150,.2)}
/* Decision tree */
html.light .dt-choice:hover{background:var(--s3)}
html.light .dt-back{border-color:rgba(0,60,150,.2);color:var(--muted)}
html.light .dt-restart{border-color:rgba(0,60,150,.3)}
html.light .dt-service-name{color:var(--azure)}
/* Mock timer */
html.light .mock-total-timer{color:var(--amber)}
html.light .qtimer{background:var(--s2);color:var(--text);border-color:rgba(0,60,150,.18)}
/* Domain card glows */
html.light .dom-icon{filter:none}
html.light .fc-btn.on{background:var(--s2);color:var(--text)}
html.light .fc-btn:hover{background:var(--s3)}
html.light .fc-btn{background:var(--s1);color:var(--muted)}
html.light .icon-btn{background:var(--s1);color:var(--muted);border-color:rgba(0,60,150,.16)}
html.light .icon-btn:hover{background:var(--s2)}

/* ══════════════════════════════════════
   TOGGLE CONTROLS (theme + language)
══════════════════════════════════════ */
.hdr-controls{display:flex;align-items:center;gap:8px;margin-left:auto;flex-shrink:0;padding-top:4px}
.ctrl-btn{background:var(--s2);border:1.5px solid var(--border);color:var(--muted);font-family:'IBM Plex Mono',monospace;font-size:12px;font-weight:500;padding:6px 12px;border-radius:100px;cursor:pointer;transition:.2s;white-space:nowrap}
.ctrl-btn:hover{border-color:var(--borderH);color:var(--text)}
.ctrl-btn.on{color:#fff;border-color:var(--azure);background:rgba(0,120,212,.2)}
.theme-btn{background:var(--s2);border:1.5px solid var(--border);color:var(--muted);width:36px;height:36px;border-radius:50%;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;font-size:16px;flex-shrink:0}
.theme-btn:hover{border-color:var(--borderH);background:var(--s3)}
.lang-divider{width:1px;height:20px;background:var(--border);flex-shrink:0}

/* ══════════════════════════════════════
   LIGHT THEME OVERRIDES
   Applied when <html data-theme="light">
══════════════════════════════════════ */
[data-theme="light"]{
  --bg:#eef3fa;
  --s1:#ffffff;
  --s2:#f3f7fe;
  --s3:#e4ecf9;
  --s4:#d3e2f5;
  --azure:#0067b8;
  --azure2:#004f8c;
  --cyan:#0062b4;
  --amber:#b45309;
  --emerald:#047857;
  --coral:#dc2626;
  --violet:#6d28d9;
  --text:#0d1b2e;
  --muted:#3d5a80;
  --faint:#7a96b8;
  --border:rgba(0,80,180,.13);
  --borderH:rgba(0,80,180,.32);
}
[data-theme="light"] body{background:var(--bg);color:var(--text)}
[data-theme="light"] canvas#bg{opacity:.12}
[data-theme="light"] .hdr-text h1{color:var(--text)}
[data-theme="light"] .hdr-text h1 em{color:var(--azure);text-shadow:none}
[data-theme="light"] .stat-num{color:var(--text)}
[data-theme="light"] .tb.on{color:#fff}
[data-theme="light"] .sh{color:var(--text)}
[data-theme="light"] .info-card h4{color:var(--text)}
[data-theme="light"] .dom-card h3{color:var(--text)}
[data-theme="light"] .dom-card p{color:var(--muted)}
[data-theme="light"] .topic-name{color:var(--text)}
[data-theme="light"] .sub-list li{background:var(--s3)}
[data-theme="light"] .sub-list li strong{color:var(--text)}
[data-theme="light"] .notes-ta{background:var(--s3);border-color:var(--border);color:var(--text)}
[data-theme="light"] .front{background:linear-gradient(145deg,var(--s1),var(--s2))}
[data-theme="light"] .back{background:linear-gradient(145deg,#dce9fa,var(--s1))}
[data-theme="light"] .card-term{color:var(--text)}
[data-theme="light"] .back-def{color:var(--text)}
[data-theme="light"] .card-cat{color:var(--faint)}
[data-theme="light"] .card-hint{color:var(--faint)}
[data-theme="light"] .card-flip-hint{color:var(--faint)}
[data-theme="light"] .card-flip-hint kbd{background:var(--s3);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .back-ex{background:rgba(0,0,0,.04);color:var(--muted)}
[data-theme="light"] .qopt{background:var(--s2);border-color:var(--border);color:var(--text)}
[data-theme="light"] .quiz-card{background:var(--s1)}
[data-theme="light"] .q-text{color:var(--text)}
[data-theme="light"] .q-num{color:var(--faint)}
[data-theme="light"] .mock-timer-bar{background:rgba(0,80,180,.06);border-color:rgba(0,80,180,.15)}
[data-theme="light"] .mock-total-timer{color:var(--amber)}
[data-theme="light"] .result-ring .ring-bg{stroke:var(--s3)}
[data-theme="light"] .result-pct{color:var(--text)}
[data-theme="light"] .result-label{color:var(--muted)}
[data-theme="light"] .result-msg{color:var(--text)}
[data-theme="light"] .rb-num{color:var(--azure)}
[data-theme="light"] .mock-pass-stamp.pass{color:var(--emerald)}
[data-theme="light"] .mock-pass-stamp.fail{color:var(--coral)}
[data-theme="light"] .review-item{background:var(--s2)}
[data-theme="light"] .review-q{color:var(--text)}
[data-theme="light"] .dt-wrap{background:var(--s1)}
[data-theme="light"] .dt-question{color:var(--text)}
[data-theme="light"] .dt-choice{background:var(--s2);border-color:var(--border);color:var(--text)}
[data-theme="light"] .dt-choice:hover{background:var(--s3)}
[data-theme="light"] .dt-service-name{color:var(--azure);text-shadow:none}
[data-theme="light"] .dt-service-why{color:var(--text)}
[data-theme="light"] .dt-service-alts{color:var(--muted)}
[data-theme="light"] .dt-breadcrumb .step{background:var(--s2);color:var(--muted)}
[data-theme="light"] .comp-card{background:var(--s1)}
[data-theme="light"] .comp-title{color:var(--text)}
[data-theme="light"] .vs-col h5{color:var(--text)}
[data-theme="light"] .vs-col li{color:var(--muted)}
[data-theme="light"] .tip-card{background:var(--s1)}
[data-theme="light"] .tip-card h3{color:var(--text)}
[data-theme="light"] .tip-item{background:var(--s2);color:var(--muted)}
[data-theme="light"] .tip-item strong{color:var(--text)}
[data-theme="light"] .trap-card{background:var(--s1);border-color:rgba(220,38,38,.2)}
[data-theme="light"] .trap-q{color:var(--text)}
[data-theme="light"] .trap-reason{color:var(--muted)}
[data-theme="light"] .pattern-table td{color:var(--muted)}
[data-theme="light"] .pattern-table td:nth-child(2){color:var(--text)}
[data-theme="light"] .sc-card{background:var(--s1)}
[data-theme="light"] .sc-company-banner{background:linear-gradient(135deg,var(--s3),var(--s4))}
[data-theme="light"] .sc-company-name{color:var(--text)}
[data-theme="light"] .sc-context{color:var(--text)}
[data-theme="light"] .sc-reqs li{background:var(--s2);color:var(--muted)}
[data-theme="light"] .sc-opt{background:var(--s2);border-color:var(--border);color:var(--text)}
[data-theme="light"] .sc-q-text{color:var(--text)}
[data-theme="light"] .sc-sel-card{background:var(--s1)}
[data-theme="light"] .sc-sel-company{color:var(--text)}
[data-theme="light"] .sc-result{background:var(--s1)}
[data-theme="light"] .sc-result-score{color:var(--violet)}
[data-theme="light"] .glos-card{background:var(--s1)}
[data-theme="light"] .glos-term{color:var(--text)}
[data-theme="light"] .glos-short{color:var(--muted)}
[data-theme="light"] .glos-detail{color:var(--muted)}
[data-theme="light"] .glos-search{background:var(--s2);border-color:var(--border);color:var(--text)}
[data-theme="light"] .sla-table-wrap{background:var(--s1)}
[data-theme="light"] .sla-table td{color:var(--muted)}
[data-theme="light"] .sla-table tr:hover td{background:var(--s2)}
[data-theme="light"] .sla-service-name{color:var(--text)}
[data-theme="light"] .composite-calc{background:var(--s1)}
[data-theme="light"] .composite-calc h4{color:var(--text)}
[data-theme="light"] .composite-calc p{color:var(--muted)}
[data-theme="light"] .calc-select{background:var(--s2);border-color:var(--border);color:var(--text)}
[data-theme="light"] .calc-result{background:var(--s2)}
[data-theme="light"] .calc-downtime-detail{color:var(--muted)}
[data-theme="light"] .exam-fact{background:var(--s1);border-left-color:var(--amber)}
[data-theme="light"] .exam-fact strong{color:var(--text)}
[data-theme="light"] .cs-card{background:var(--s1)}
[data-theme="light"] .cs-card h4{color:var(--text)}
[data-theme="light"] .kv-table td:last-child{color:var(--text)}
[data-theme="light"] .lc-name{color:var(--text)}
[data-theme="light"] .lc-desc{color:var(--muted)}
[data-theme="light"] .lifecycle-stage{background:var(--s1);border-color:var(--border)}
[data-theme="light"] .lifecycle-stage:hover{background:var(--s2)}
[data-theme="light"] .day-card{background:var(--s1)}
[data-theme="light"] .day-title{color:var(--text)}
[data-theme="light"] .day-tasks li{background:var(--s2);color:var(--muted)}
[data-theme="light"] .day-tasks li span{color:var(--text)}
[data-theme="light"] .tip-box{background:rgba(0,80,180,.06);border-color:rgba(0,80,180,.2);color:var(--muted)}
[data-theme="light"] .tip-box strong{color:var(--azure)}
[data-theme="light"] .pace-btn{background:var(--s2);border-color:var(--border)}
[data-theme="light"] .plan-progress{background:var(--s1)}
[data-theme="light"] .glos-filter{background:var(--s1);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .glos-filter.on{background:var(--s2);color:var(--text)}
[data-theme="light"] .shortcut-hint kbd{background:var(--s2);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .shortcut-hint{color:var(--faint)}
[data-theme="light"] .fc-mastery-lbl{color:var(--muted)}
[data-theme="light"] .fc-mastery{background:var(--s3)}
[data-theme="light"] .know-btn.yes{color:var(--emerald)}
[data-theme="light"] .know-btn.no{color:var(--coral)}
[data-theme="light"] .nav-btn{background:var(--s2);border-color:var(--border);color:var(--text)}
[data-theme="light"] .nav-btn:hover{background:var(--s3)}
[data-theme="light"] .icon-btn{background:var(--s2);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .icon-btn:hover{background:var(--s3);color:var(--text)}
[data-theme="light"] .fc-btn{background:var(--s1);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .fc-btn.on{background:var(--s2);color:var(--text)}
[data-theme="light"] .qmode-btn{background:var(--s1);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .qmode-btn.on{color:var(--azure);background:rgba(0,100,180,.1)}
[data-theme="light"] .qmode-btn.mock-on{color:var(--amber);background:rgba(180,83,9,.08)}
[data-theme="light"] .quiz-result{background:var(--s1)}
[data-theme="light"] .local-warn{background:#7c2d12}
[data-theme="light"] #toast{background:var(--s2);border-color:var(--borderH);color:var(--text)}
[data-theme="light"] .wt{background:var(--s1);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .wt.on{background:var(--azure);color:#fff}
[data-theme="light"] .dtb{background:var(--s1);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .dtb.on{color:var(--text);background:rgba(0,100,180,.1)}
[data-theme="light"] .dt-tab{background:var(--s1);border-color:var(--border);color:var(--muted)}
[data-theme="light"] .dt-tab.on{color:var(--text);background:rgba(0,100,180,.1)}
[data-theme="light"] .domain-sec .sh{color:var(--text)}
[data-theme="light"] .q-fb.ok{background:rgba(4,120,87,.08);border-color:rgba(4,120,87,.25)}
[data-theme="light"] .q-fb.bad{background:rgba(220,38,38,.06);border-color:rgba(220,38,38,.2);color:#b91c1c}
[data-theme="light"] .sc-fb.ok{background:rgba(4,120,87,.08)}
[data-theme="light"] .sc-fb.bad{background:rgba(220,38,38,.06);color:#b91c1c}
[data-theme="light"] .week-sec .day-num{color:var(--muted)}
[data-theme="light"] .cmp-table th{background:var(--s2);color:var(--azure)}
[data-theme="light"] .cmp-table td{color:var(--muted)}
[data-theme="light"] .cmp-table td:first-child{color:var(--text)}
[data-theme="light"] .sla-table th{background:var(--s2)}
[data-theme="light"] .sla-table th{color:var(--muted)}
@media print{[data-theme="light"] canvas#bg{display:none!important}}

/* ══════════════════════════════════════
   EXAM COUNTDOWN (overview dashboard)
══════════════════════════════════════ */
.countdown-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:18px 22px;margin-bottom:24px;display:flex;align-items:center;gap:20px;flex-wrap:wrap;animation:fadeUp .4s ease both}
.countdown-card.no-date{opacity:.7}
.cd-input-wrap{display:flex;align-items:center;gap:10px;flex-shrink:0}
.cd-label{font-size:12.5px;color:var(--muted);white-space:nowrap}
.cd-date{background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Mono',monospace;font-size:13px;padding:7px 12px;border-radius:8px;outline:none;cursor:pointer;transition:border-color .2s}
.cd-date:focus{border-color:var(--borderH)}
.cd-display{flex:1;min-width:180px}
.cd-days{font-family:'Exo 2',sans-serif;font-size:32px;font-weight:900;line-height:1;color:var(--azure)}
.cd-days.urgent{color:var(--coral)}
.cd-days.soon{color:var(--amber)}
.cd-days.ready{color:var(--emerald)}
.cd-days-lbl{font-size:12px;color:var(--muted);margin-top:2px}
.cd-bar-wrap{flex:1;min-width:160px}
.cd-bar{height:6px;background:var(--s3);border-radius:10px;overflow:hidden;margin-bottom:5px}
.cd-bar-fill{height:100%;background:linear-gradient(90deg,var(--azure),var(--cyan));border-radius:10px;transition:width .6s ease}
.cd-bar-lbl{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--faint)}
.cd-clear{background:transparent;border:none;color:var(--faint);cursor:pointer;font-size:12px;padding:4px 8px;border-radius:6px;transition:.2s}
.cd-clear:hover{color:var(--coral);background:rgba(255,107,107,.08)}

/* ══════════════════════════════════════
   NOTES VIEW (consolidated)
══════════════════════════════════════ */
.notes-toolbar{display:flex;align-items:center;gap:10px;margin-bottom:20px;flex-wrap:wrap}
.notes-empty{text-align:center;padding:60px 20px;color:var(--muted)}
.notes-empty-icon{font-size:48px;margin-bottom:12px}
.notes-empty-msg{font-size:14px;line-height:1.6}
.notes-domain-group{margin-bottom:28px}
.notes-domain-label{font-family:'IBM Plex Mono',monospace;font-size:10px;text-transform:uppercase;letter-spacing:.1em;color:var(--faint);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--border)}
.note-entry{background:var(--s1);border:1px solid var(--border);border-radius:var(--rs);padding:14px 16px;margin-bottom:8px;transition:border-color .2s}
.note-entry:hover{border-color:var(--borderH)}
.note-entry-hdr{display:flex;align-items:center;gap:10px;margin-bottom:8px}
.note-topic-name{font-family:'Exo 2',sans-serif;font-size:13.5px;font-weight:700;color:var(--text);flex:1}
.note-clear-btn{background:transparent;border:1px solid var(--border);color:var(--faint);font-size:11px;padding:3px 10px;border-radius:6px;cursor:pointer;transition:.2s}
.note-clear-btn:hover{border-color:var(--coral);color:var(--coral)}
.note-text{font-size:13px;color:var(--muted);line-height:1.7;white-space:pre-wrap;word-break:break-word}
.notes-count-badge{font-family:'IBM Plex Mono',monospace;font-size:11px;padding:2px 9px;background:rgba(0,212,255,.08);border:1px solid rgba(0,212,255,.2);border-radius:100px;color:var(--cyan)}

/* ══════════════════════════════════════
   MOCK EXAM — MARK FOR REVIEW
══════════════════════════════════════ */
.mock-q-hdr{display:flex;align-items:center;gap:10px;margin-bottom:12px}
.mock-flag-btn{background:transparent;border:1.5px solid var(--border);color:var(--faint);font-size:14px;width:34px;height:34px;border-radius:8px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.2s;flex-shrink:0}
.mock-flag-btn:hover{border-color:var(--amber);color:var(--amber)}
.mock-flag-btn.flagged{border-color:var(--amber);color:var(--amber);background:rgba(255,179,71,.12)}
.mock-q-counter{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--faint);flex:1}
.mock-flagged-count{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--amber);padding:2px 8px;background:rgba(255,179,71,.1);border:1px solid rgba(255,179,71,.2);border-radius:100px}
.review-item.flagged-review{border-left:3px solid var(--amber)}
.mock-nav-dots{display:flex;gap:3px;flex-wrap:wrap;max-width:100%;margin-top:6px}
.mock-nav-dot{width:10px;height:10px;border-radius:50%;background:var(--faint);border:none;cursor:pointer;transition:.2s;flex-shrink:0;padding:0}
.mock-nav-dot.ans{background:var(--azure)}
.mock-nav-dot.flag{background:var(--amber)}
.mock-nav-dot.cur{outline:2px solid #fff;outline-offset:1px}

/* ══════════════════════════════════════
   TIMER TOGGLE
══════════════════════════════════════ */
.timer-toggle-btn{background:var(--s1);border:1.5px solid var(--border);color:var(--muted);font-family:'IBM Plex Mono',monospace;font-size:11px;padding:6px 12px;border-radius:8px;cursor:pointer;transition:.2s;white-space:nowrap}
.timer-toggle-btn:hover{border-color:var(--borderH);color:var(--text)}
.timer-toggle-btn.timer-on{border-color:rgba(0,229,160,.3);color:var(--emerald);background:rgba(0,229,160,.06)}
.timer-toggle-btn.timer-off{border-color:rgba(255,107,107,.3);color:var(--coral);background:rgba(255,107,107,.06)}

/* ══════════════════════════════════════
   MOBILE RESPONSIVE
══════════════════════════════════════ */
@media(max-width:768px){
  .app{padding:0 12px 80px}
  header{padding:24px 0 16px}
  .hdr-top{flex-wrap:wrap;gap:12px}
  .hdr-controls{margin-left:0;width:100%;justify-content:flex-end}
  .azure-hex{width:42px;height:42px;font-size:21px}
  .stats-bar{grid-template-columns:1fr 1fr;gap:8px;margin-bottom:18px}
  .stat-num{font-size:22px}
  nav.tabs{gap:1px;padding:3px}
  .tb{font-size:11px;padding:7px 10px;gap:4px}
  .sec{animation:none}
  .dom-grid{grid-template-columns:1fr}
  .info-grid{grid-template-columns:1fr}
  .sh{font-size:15px}
  .topic-name{font-size:13px}
  .fc-toolbar{flex-wrap:wrap;gap:6px}
  .fc-filter{flex-wrap:wrap;gap:4px}
  .card-scene{perspective:900px}
  .card{height:240px}
  .card-term{font-size:20px}
  .fc-nav{gap:8px}
  .know-btns{gap:6px}
  .know-btn{font-size:13px;padding:10px 14px}
  .nav-btn{width:38px;height:38px}
  .shortcut-hint{display:none}
  .quiz-card{padding:16px}
  .q-text{font-size:14.5px}
  .q-opts{gap:7px}
  .qopt{font-size:13px;padding:11px 12px}
  .quiz-action{flex-wrap:wrap}
  .mock-timer-bar{flex-wrap:wrap;gap:8px}
  .mock-pass-bar{order:3;width:100%;flex:unset}
  .vs-cols{grid-template-columns:1fr}
  .dt-tabs{flex-wrap:wrap;gap:4px}
  .dt-tab{font-size:12px;padding:7px 10px}
  .sc-selector{grid-template-columns:1fr}
  .sc-company-banner{flex-wrap:wrap;gap:10px}
  .sc-opts{gap:7px}
  .sc-opt{font-size:13px;padding:10px 12px}
  .glos-grid{grid-template-columns:1fr}
  .sla-table-wrap{overflow-x:auto}
  .lifecycle-track{gap:0}
  .lifecycle-stage{min-width:130px;padding:12px}
  .comp-grid{grid-template-columns:1fr}
  .cs-grid{grid-template-columns:1fr}
  .tips-grid{grid-template-columns:1fr}
  .trap-grid{grid-template-columns:1fr}
  .exam-facts-grid{grid-template-columns:1fr}
  .countdown-card{flex-direction:column;align-items:flex-start;gap:12px}
  .notes-domain-group{margin-bottom:20px}
  .result-breakdown{gap:12px}
  .review-item{padding:10px 12px}
  .days-grid{grid-template-columns:1fr}
  .calc-result{flex-direction:column;gap:10px}
  .sc-progress-row{flex-direction:column;gap:8px}
  .week-tabs{flex-wrap:wrap}
  .mock-nav-dots{display:none}
  .hdr-text h1{font-size:1.6rem}
  .tag-row{gap:5px}
  .tag{font-size:10.5px;padding:2px 9px}
  .pace-btn{padding:10px 14px}
  .composite-calc{padding:14px}
}
@media(max-width:480px){
  .stats-bar{grid-template-columns:1fr 1fr}
  .stat-num{font-size:20px}
  .stat-lbl{font-size:9.5px}
  .tb{font-size:10.5px;padding:6px 9px}
  .know-btn{font-size:12px;padding:9px 10px}
  .fc-filter .fc-btn{font-size:11px;padding:5px 9px}
  .card{height:220px}
  .card-term{font-size:18px}
  .q-text{font-size:14px}
  .qopt{font-size:12.5px}
  .sc-context{font-size:12.5px}
  .sc-q-text{font-size:14.5px}
  .sc-opt{font-size:12.5px}
  .hdr-controls{gap:6px}
  .ctrl-btn{font-size:11px;padding:5px 10px}
  .theme-btn{width:32px;height:32px;font-size:14px}
}

/* Light theme mobile adjustments */
[data-theme="light"] .mock-flag-btn{background:transparent}

/* ══════════════════════════════════════
   ONBOARDING MODAL
══════════════════════════════════════ */
.onboard-overlay{position:fixed;inset:0;background:rgba(0,0,0,.7);backdrop-filter:blur(4px);z-index:9000;display:flex;align-items:center;justify-content:center;padding:16px;animation:fadeUp .3s ease}
.onboard-box{background:var(--s1);border:1px solid var(--borderH);border-radius:18px;padding:32px 36px;max-width:520px;width:100%;position:relative;box-shadow:0 24px 80px rgba(0,0,0,.5)}
.onboard-step-dots{display:flex;gap:8px;margin-bottom:24px;justify-content:center}
.onboard-dot{width:8px;height:8px;border-radius:50%;background:var(--faint);transition:.25s}
.onboard-dot.active{background:var(--azure);width:24px;border-radius:4px}
.onboard-icon{font-size:48px;margin-bottom:16px;text-align:center}
.onboard-title{font-family:'Exo 2',sans-serif;font-size:22px;font-weight:800;color:#fff;margin-bottom:10px;text-align:center}
.onboard-body{font-size:14px;color:var(--muted);line-height:1.7;text-align:center;margin-bottom:24px}
.onboard-body strong{color:var(--text)}
.onboard-actions{display:flex;gap:10px;justify-content:space-between;align-items:center}
.onboard-skip{background:transparent;border:none;color:var(--faint);font-family:'IBM Plex Sans',sans-serif;font-size:13px;cursor:pointer;padding:6px;transition:.2s}
.onboard-skip:hover{color:var(--muted)}
.onboard-next{flex:1}
@media(max-width:520px){.onboard-box{padding:24px 20px}.onboard-title{font-size:18px}}
[data-theme="light"] .onboard-box{background:var(--s1)}
[data-theme="light"] .onboard-title{color:var(--text)}

/* ══════════════════════════════════════
   SCORE HISTORY + DOMAIN READINESS (overview)
══════════════════════════════════════ */
.overview-analytics{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:24px}
@media(max-width:640px){.overview-analytics{grid-template-columns:1fr}}
.analytics-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:18px}
.analytics-card h4{font-family:'Exo 2',sans-serif;font-size:13px;font-weight:700;color:var(--text);margin-bottom:14px;display:flex;align-items:center;gap:8px}
.score-chart-wrap{position:relative;width:100%;height:100px}
.score-chart-wrap svg{width:100%;height:100%}
.score-empty{font-size:12.5px;color:var(--faint);text-align:center;padding:30px 0}
.domain-bar-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}
.domain-bar-row:last-child{margin-bottom:0}
.domain-bar-lbl{font-size:12px;color:var(--muted);width:80px;flex-shrink:0;white-space:nowrap}
.domain-bar-track{flex:1;height:8px;background:var(--s3);border-radius:10px;overflow:hidden}
.domain-bar-fill{height:100%;border-radius:10px;transition:width .6s ease}
.domain-bar-pct{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--muted);width:36px;text-align:right;flex-shrink:0}
[data-theme="light"] .analytics-card{background:var(--s1)}

/* ══════════════════════════════════════
   SPACED REPETITION BADGE
══════════════════════════════════════ */
.fc-spaced-bar{display:flex;gap:6px;align-items:center;margin-bottom:10px;font-size:11.5px;color:var(--faint);font-family:'IBM Plex Mono',monospace;flex-wrap:wrap}
.sr-pill{padding:2px 8px;border-radius:100px;font-size:10px;border:1px solid}
.sr-pill.new{color:var(--cyan);border-color:rgba(0,212,255,.3);background:rgba(0,212,255,.06)}
.sr-pill.learning{color:var(--amber);border-color:rgba(255,179,71,.3);background:rgba(255,179,71,.06)}
.sr-pill.known{color:var(--emerald);border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.06)}
.sr-mode-badge{font-size:10px;padding:2px 7px;border-radius:100px;background:rgba(167,139,250,.1);border:1px solid rgba(167,139,250,.3);color:var(--violet);margin-left:auto}

/* ══════════════════════════════════════
   CUSTOM QUIZ BUILDER
══════════════════════════════════════ */
.cqb-overlay{position:fixed;inset:0;background:rgba(0,0,0,.65);backdrop-filter:blur(3px);z-index:8000;display:flex;align-items:center;justify-content:center;padding:16px}
.cqb-box{background:var(--s1);border:1px solid var(--borderH);border-radius:16px;padding:28px 32px;max-width:460px;width:100%;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.cqb-box h3{font-family:'Exo 2',sans-serif;font-size:18px;font-weight:800;color:var(--text);margin-bottom:20px}
.cqb-section{margin-bottom:18px}
.cqb-label{font-family:'IBM Plex Mono',monospace;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:10px}
.cqb-checks{display:flex;gap:8px;flex-wrap:wrap}
.cqb-check{display:flex;align-items:center;gap:7px;background:var(--s2);border:1.5px solid var(--border);border-radius:8px;padding:7px 13px;cursor:pointer;transition:.2s;font-size:13px;color:var(--muted);user-select:none}
.cqb-check:hover{border-color:var(--borderH);color:var(--text)}
.cqb-check.on{border-color:var(--azure);color:var(--text);background:rgba(0,120,212,.1)}
.cqb-check input{display:none}
.cqb-count-row{display:flex;gap:8px;flex-wrap:wrap}
.cqb-count{background:var(--s2);border:1.5px solid var(--border);color:var(--muted);font-family:'IBM Plex Mono',monospace;font-size:12px;padding:6px 14px;border-radius:8px;cursor:pointer;transition:.2s}
.cqb-count:hover,.cqb-count.on{border-color:var(--azure);color:var(--text);background:rgba(0,120,212,.1)}
.cqb-actions{display:flex;gap:10px;margin-top:22px;justify-content:flex-end}
.cqb-total{font-size:12px;color:var(--faint);margin-top:6px}
[data-theme="light"] .cqb-box{background:var(--s1)}
[data-theme="light"] .cqb-check,.cqb-count{background:var(--s2)}

/* ══════════════════════════════════════
   AZURE SERVICE REFERENCE CARDS
══════════════════════════════════════ */
.svc-toolbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;margin-bottom:18px}
.svc-search-wrap{flex:1;min-width:200px;position:relative}
.svc-search-wrap::before{content:'🔍';position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:13px;pointer-events:none}
.svc-search{width:100%;background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13.5px;padding:9px 14px 9px 36px;border-radius:10px;outline:none;transition:border-color .2s}
.svc-search:focus{border-color:var(--borderH)}
.svc-search::placeholder{color:var(--faint)}
.svc-filters{display:flex;gap:5px;flex-wrap:wrap}
.svc-filter{background:var(--s1);border:1px solid var(--border);color:var(--muted);font-size:12px;padding:5px 13px;border-radius:100px;cursor:pointer;transition:.2s}
.svc-filter:hover,.svc-filter.on{background:var(--s2);color:var(--text);border-color:var(--borderH)}
.svc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:12px}
.svc-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:.25s;cursor:pointer}
.svc-card:hover{border-color:var(--borderH);transform:translateY(-2px);box-shadow:0 6px 24px rgba(0,0,0,.25)}
.svc-card.open{border-color:var(--borderH)}
.svc-card-top{padding:16px 18px;display:flex;align-items:flex-start;gap:12px;border-bottom:1px solid transparent;transition:.2s}
.svc-card.open .svc-card-top{border-bottom-color:var(--border)}
.svc-card-icon{font-size:26px;flex-shrink:0;margin-top:2px}
.svc-card-name{font-family:'Exo 2',sans-serif;font-size:14.5px;font-weight:700;color:var(--text);margin-bottom:3px}
.svc-card-oneliner{font-size:12.5px;color:var(--muted);line-height:1.5}
.svc-tier{font-family:'IBM Plex Mono',monospace;font-size:9px;padding:2px 8px;border-radius:100px;border:1px solid;margin-top:6px;display:inline-block}
.svc-tier.IaaS{color:var(--azure);border-color:rgba(0,120,212,.3);background:rgba(0,120,212,.07)}
.svc-tier.PaaS{color:var(--cyan);border-color:rgba(0,212,255,.3);background:rgba(0,212,255,.07)}
.svc-tier.SaaS{color:var(--violet);border-color:rgba(167,139,250,.3);background:rgba(167,139,250,.07)}
.svc-tier.Serverless{color:var(--emerald);border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.07)}
.svc-tier.Tool{color:var(--amber);border-color:rgba(255,179,71,.3);background:rgba(255,179,71,.07)}
.svc-card-detail{padding:14px 18px;display:none}
.svc-card.open .svc-card-detail{display:block}
.svc-detail-row{margin-bottom:10px}
.svc-detail-lbl{font-family:'IBM Plex Mono',monospace;font-size:9.5px;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin-bottom:4px}
.svc-detail-val{font-size:12.5px;color:var(--muted);line-height:1.55}
.svc-trap{background:rgba(255,107,107,.06);border:1px solid rgba(255,107,107,.2);border-radius:8px;padding:10px 12px}
.svc-trap .svc-detail-lbl{color:var(--coral)}
.svc-trap .svc-detail-val{color:#ff8a8a}
.svc-empty{text-align:center;padding:50px 20px;color:var(--muted);font-size:14px}
[data-theme="light"] .svc-card{background:var(--s1)}
[data-theme="light"] .svc-card-name{color:var(--text)}
[data-theme="light"] .svc-search{background:var(--s2);color:var(--text)}
[data-theme="light"] .svc-filter{background:var(--s1)}
[data-theme="light"] .svc-filter.on{background:var(--s2)}
[data-theme="light"] .svc-trap{background:rgba(220,38,38,.04);border-color:rgba(220,38,38,.2)}
[data-theme="light"] .svc-trap .svc-detail-val{color:#b91c1c}

/* ══════════════════════════════════════
   PROGRESS RESET
══════════════════════════════════════ */
.reset-zone{background:var(--s1);border:1px solid rgba(255,107,107,.2);border-radius:var(--r);padding:18px 22px;display:flex;align-items:center;gap:16px;flex-wrap:wrap;margin-top:28px}
.reset-zone p{font-size:13px;color:var(--muted);flex:1;line-height:1.6}
.reset-zone p strong{color:var(--text)}
.btn-danger{background:transparent;border:1.5px solid rgba(255,107,107,.4);color:var(--coral);font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:500;padding:8px 16px;border-radius:9px;cursor:pointer;transition:.2s}
.btn-danger:hover{background:rgba(255,107,107,.08);border-color:var(--coral)}

/* ══════════════════════════════════════
   GLOBAL SEARCH
══════════════════════════════════════ */
.gsearch-wrap{position:relative;margin-bottom:28px}
.gsearch-input-row{display:flex;gap:8px;align-items:center}
.gsearch-input{flex:1;background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:14px;padding:11px 16px 11px 42px;border-radius:var(--r);outline:none;transition:border-color .2s}
.gsearch-input:focus{border-color:var(--borderH)}
.gsearch-input::placeholder{color:var(--faint)}
.gsearch-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);font-size:16px;pointer-events:none;color:var(--faint)}
.gsearch-clear{background:transparent;border:none;color:var(--faint);font-size:18px;cursor:pointer;padding:4px 8px;border-radius:6px;transition:.2s;flex-shrink:0}
.gsearch-clear:hover{color:var(--text);background:var(--s2)}
.gsearch-results{margin-top:12px}
.gsearch-section-lbl{font-family:'IBM Plex Mono',monospace;font-size:10px;text-transform:uppercase;letter-spacing:.08em;color:var(--faint);margin:16px 0 8px;padding-left:4px}
.gsearch-section-lbl:first-child{margin-top:0}
.gsearch-hit{background:var(--s1);border:1px solid var(--border);border-radius:10px;padding:12px 16px;margin-bottom:6px;cursor:pointer;transition:.2s}
.gsearch-hit:hover{border-color:var(--borderH);background:var(--s2)}
.gsearch-hit-title{font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:3px}
.gsearch-hit-body{font-size:12px;color:var(--muted);line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.gsearch-hit-tag{display:inline-block;font-size:10px;font-family:'IBM Plex Mono',monospace;padding:2px 7px;border-radius:100px;border:1px solid var(--border);color:var(--faint);margin-right:6px;margin-bottom:2px}
.gsearch-empty{text-align:center;padding:48px 20px;color:var(--muted);font-size:14px}
.gsearch-count{font-family:'IBM Plex Mono',monospace;font-size:11px;color:var(--faint);margin-top:6px;text-align:right}
mark.sh{background:rgba(0,212,255,.2);color:var(--cyan);border-radius:3px;padding:0 2px}
[data-theme="light"] .gsearch-hit{background:var(--s1)}
[data-theme="light"] .gsearch-input{background:var(--s2);color:var(--text)}

/* ══════════════════════════════════════
   LAB LINKS (inside topic-body)
══════════════════════════════════════ */
.lab-links{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;padding-top:12px;border-top:1px solid var(--border)}
.lab-link{display:inline-flex;align-items:center;gap:5px;background:rgba(0,212,255,.05);border:1px solid rgba(0,212,255,.18);color:var(--cyan);font-family:'IBM Plex Sans',sans-serif;font-size:11.5px;font-weight:500;padding:5px 11px;border-radius:100px;text-decoration:none;transition:.2s;flex-shrink:0}
.lab-link:hover{background:rgba(0,212,255,.12);border-color:rgba(0,212,255,.4);color:#fff}
.lab-link-lbl{font-family:'IBM Plex Mono',monospace;font-size:9px;text-transform:uppercase;letter-spacing:.06em;color:var(--faint);margin-right:2px}
[data-theme="light"] .lab-link{background:rgba(0,120,212,.06);border-color:rgba(0,120,212,.2);color:var(--azure)}
[data-theme="light"] .lab-link:hover{background:rgba(0,120,212,.12)}

/* ══════════════════════════════════════
   SVG DIAGRAMS
══════════════════════════════════════ */
.diagrams-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-bottom:24px}
.diagram-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;overflow:hidden}
.diagram-card h4{font-family:'Exo 2',sans-serif;font-size:14px;font-weight:700;color:var(--text);margin-bottom:4px}
.diagram-card p{font-size:12px;color:var(--muted);margin-bottom:16px;line-height:1.5}
.diagram-card svg{width:100%;height:auto;display:block}
@media(max-width:640px){.diagrams-grid{grid-template-columns:1fr}}
[data-theme="light"] .diagram-card{background:var(--s1)}

/* ══════════════════════════════════════
   GLOBAL SEARCH
══════════════════════════════════════ */
.global-search-wrap{position:relative;width:280px}
.global-search{width:100%;background:var(--s2);border:1.5px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13px;font-weight:400;padding:8px 14px 8px 36px;border-radius:100px;outline:none;transition:border-color .2s,box-shadow .2s}
.global-search:focus{border-color:var(--azure);box-shadow:0 0 0 3px rgba(0,120,212,.15)}
.global-search::placeholder{color:var(--faint);font-size:12.5px}
.global-search-wrap::before{content:'🔍';position:absolute;left:12px;top:50%;transform:translateY(-50%);font-size:13px;pointer-events:none;z-index:1}
.gs-results{position:absolute;top:calc(100% + 8px);left:0;right:0;background:var(--s1);border:1px solid var(--borderH);border-radius:14px;overflow:hidden;max-height:360px;overflow-y:auto;z-index:500;display:none;box-shadow:0 12px 40px rgba(0,0,0,.5)}
.global-search-wrap.active .gs-results{display:block}
.gs-result-item{padding:10px 14px;cursor:pointer;border-bottom:1px solid var(--border);transition:.15s;display:flex;flex-direction:column;gap:3px}
.gs-result-item:last-child{border-bottom:none}
.gs-result-item:hover{background:var(--s2)}
.gs-result-title{font-size:13px;color:var(--text);font-weight:500}
.gs-result-source{font-size:11px;color:var(--faint);font-family:'IBM Plex Mono',monospace}
.gs-result-snippet{font-size:12px;color:var(--muted);line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.gs-no-results{padding:16px 14px;font-size:13px;color:var(--muted);text-align:center}
em.gs-hit{background:rgba(0,212,255,.2);color:var(--cyan);border-radius:2px;font-style:normal;padding:0 1px}
@media(max-width:640px){.global-search-wrap{width:100%;order:-1;flex-basis:100%}}

/* ══════════════════════════════════════
   LAB LINKS
══════════════════════════════════════ */
.lab-link{display:inline-flex;align-items:center;gap:6px;background:rgba(0,229,160,.06);border:1px solid rgba(0,229,160,.2);color:var(--emerald);font-family:'IBM Plex Sans',sans-serif;font-size:11.5px;padding:5px 11px;border-radius:100px;text-decoration:none;transition:.2s;margin-top:8px}
.lab-link:hover{background:rgba(0,229,160,.12);border-color:rgba(0,229,160,.4)}
.labs-row{display:flex;flex-wrap:wrap;gap:6px;padding:10px 14px 12px;border-top:1px dashed var(--border);margin-top:6px}

/* ══ HOW TO USE BUTTON ══ */
.howto-btn{background:rgba(0,212,255,.1);border:1.5px solid rgba(0,212,255,.3);color:var(--cyan);font-size:15px;width:34px;height:34px;border-radius:50%;cursor:pointer;transition:.2s;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.howto-btn:hover{background:rgba(0,212,255,.2);border-color:var(--cyan);transform:scale(1.08)}

/* ══ NTC LINK STYLE ══ */
.ntc-link{display:inline-flex;align-items:center;gap:7px;background:var(--s1);border:1px solid var(--border);color:var(--text);font-family:'IBM Plex Sans',sans-serif;font-size:13px;padding:10px 16px;border-radius:10px;text-decoration:none;transition:.2s}
.ntc-link:hover{border-color:var(--borderH)}

/* ══ CRUNCH MODE ══ */
.crunch-section{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);margin-bottom:20px;overflow:hidden}
.crunch-section-hdr{padding:14px 18px;display:flex;align-items:center;gap:10px;border-bottom:1px solid var(--border);font-family:'Exo 2',sans-serif;font-size:14px;font-weight:700;color:var(--text)}
.crunch-empty{padding:20px;font-size:13px;color:var(--faint);text-align:center}
.crunch-card-item{padding:12px 18px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px;cursor:pointer;transition:.15s}
.crunch-card-item:last-child{border-bottom:none}
.crunch-card-item:hover{background:var(--s2)}
.crunch-card-term{font-size:13px;color:var(--text);font-weight:500;flex:1}
.crunch-card-lvl{font-size:11px;padding:2px 8px;border-radius:100px;border:1px solid rgba(255,107,107,.3);color:var(--coral);font-family:'IBM Plex Mono',monospace}
.crunch-q-item{padding:12px 18px;border-bottom:1px solid var(--border);font-size:13px;color:var(--muted);line-height:1.5;cursor:pointer;transition:.15s}
.crunch-q-item:last-child{border-bottom:none}
.crunch-q-item:hover{background:var(--s2);color:var(--text)}
.crunch-badge{display:inline-flex;align-items:center;justify-content:center;background:var(--coral);color:#fff;font-size:11px;font-weight:700;min-width:20px;height:20px;border-radius:100px;padding:0 6px;font-family:'IBM Plex Mono',monospace}

/* ══ NEW TO CLOUD — DIAGRAM + FAQ ══ */
.ntc-diagram-grid{grid-template-columns:1fr 1fr}
@media(max-width:600px){.ntc-diagram-grid{grid-template-columns:1fr}}
details summary::-webkit-details-marker{display:none}
details[open] summary span:last-child{transform:rotate(45deg);display:inline-block}
details[open]{border-color:var(--borderH)!important}

/* ══ SANDBOX LAB LINKS ══ */
.lab-link-sandbox{background:rgba(0,229,160,.08)!important;border-color:rgba(0,229,160,.25)!important;color:var(--emerald)!important}
.lab-link-sandbox:hover{background:rgba(0,229,160,.15)!important;border-color:rgba(0,229,160,.5)!important}

/* ══ GLOSSARY SERVICE PANEL ══ */
.glos-has-svc .glos-detail{border-bottom:1px solid var(--border);margin-bottom:10px;padding-bottom:10px}
.glos-svc-panel{display:none;padding-top:2px}
.glos-card.open .glos-svc-panel{display:block}
.glos-svc-header{display:flex;align-items:center;gap:8px;margin-bottom:10px}
.glos-svc-icon{font-size:18px}
.glos-svc-tier{font-size:10px;padding:2px 8px;border-radius:100px;background:rgba(0,120,212,.15);border:1px solid rgba(0,120,212,.3);color:var(--cyan);font-family:'IBM Plex Mono',monospace;font-weight:600}
.glos-svc-tier.PaaS{background:rgba(0,229,160,.1);border-color:rgba(0,229,160,.25);color:var(--emerald)}
.glos-svc-tier.Serverless{background:rgba(167,139,250,.1);border-color:rgba(167,139,250,.25);color:var(--violet)}
.glos-svc-tier.Tool{background:rgba(255,179,71,.1);border-color:rgba(255,179,71,.25);color:var(--amber)}
.glos-svc-row{display:grid;grid-template-columns:100px 1fr;gap:8px;margin-bottom:8px;font-size:12px;line-height:1.5}
.glos-svc-lbl{color:var(--faint);font-family:'IBM Plex Mono',monospace;font-size:11px;padding-top:1px}
.glos-svc-val{color:var(--muted)}
.glos-svc-trap .glos-svc-lbl{color:rgba(255,107,107,.7)}
.glos-svc-trap .glos-svc-val{color:var(--coral)}

/* ═══ LANDING PAGE ADDITIONS ═══ */
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.4}}
.ms-link-btn{display:inline-flex;align-items:center;gap:6px;font-family:'IBM Plex Sans',sans-serif;font-size:12px;font-weight:500;padding:7px 13px;border-radius:8px;text-decoration:none;transition:.2s}
.ms-link-primary{background:var(--azure);color:#fff}
.ms-link-primary:hover{opacity:.85}
.ms-link-green{background:rgba(0,229,160,.15);border:1px solid rgba(0,229,160,.3);color:var(--emerald)}
.ms-link-green:hover{opacity:.85}
.ms-link-ghost{background:var(--s2);border:1px solid var(--border);color:var(--text)}
.ms-link-ghost:hover{border-color:var(--borderH)}

/* ═══ HAMBURGER MOBILE NAV ═══ */
.hamburger-btn{display:none;flex-direction:column;justify-content:space-between;width:32px;height:22px;background:none;border:none;cursor:pointer;padding:0;margin-left:auto}
.hamburger-btn span{display:block;height:2.5px;background:var(--text);border-radius:2px;transition:all .3s ease}
.hamburger-btn.open span:nth-child(1){transform:translateY(9px) rotate(45deg)}
.hamburger-btn.open span:nth-child(2){opacity:0}
.hamburger-btn.open span:nth-child(3){transform:translateY(-9px) rotate(-45deg)}
@media(max-width:768px){
  .hamburger-btn{display:flex}
  nav.tabs{display:none!important;position:absolute;top:100%;left:0;right:0;background:var(--s1);border:1px solid var(--border);border-radius:0 0 var(--r) var(--r);padding:12px 16px;z-index:999;flex-direction:column!important;gap:4px;box-shadow:0 8px 32px rgba(0,0,0,.4)}
  nav.tabs.mobile-open{display:flex!important}
  nav.tabs .tb{text-align:left;width:100%;padding:10px 14px;font-size:13px}
  .nav-group{flex-direction:column;gap:2px}
  .nav-divider{margin:4px 0}
  .hdr-top{flex-wrap:nowrap}
  header{position:relative}
}

/* ═══ MINI PROGRESS BAR ═══ */
.progress-mini{display:none;align-items:center;gap:8px;flex-wrap:wrap;padding:7px 20px;background:rgba(0,120,212,.08);border-bottom:1px solid rgba(0,120,212,.15);font-size:12px}
.pm-item{color:var(--muted);font-family:'IBM Plex Mono',monospace}
.pm-sep{color:var(--faint)}
.pm-overview{margin-left:auto;color:var(--azure);font-size:11.5px;text-decoration:none;font-family:'IBM Plex Sans',sans-serif;white-space:nowrap}
.pm-overview:hover{color:var(--cyan)}

/* ═══ SERVICES PAGE ═══ */
.svc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px;margin-top:16px}
.svc-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:18px 20px;transition:.2s}
.svc-card:hover{border-color:var(--borderH);background:var(--s2)}
.svc-card-head{display:flex;align-items:flex-start;gap:12px;margin-bottom:10px}
.svc-icon{font-size:26px;flex-shrink:0;line-height:1}
.svc-name{font-family:'Exo 2',sans-serif;font-size:14px;font-weight:700;color:#fff;margin-bottom:3px}
.svc-tier{font-size:10px;font-family:'IBM Plex Mono',monospace;font-weight:600;margin-right:8px;text-transform:uppercase;letter-spacing:.06em}
.svc-domain{font-size:10px;color:var(--muted);font-family:'IBM Plex Mono',monospace}
.svc-oneliner{font-size:12.5px;color:var(--text);margin:0 0 10px;line-height:1.5}
.svc-section{font-size:12px;color:var(--muted);line-height:1.5;margin-bottom:8px}
.svc-trap{font-size:11.5px;background:rgba(255,107,107,.08);border:1px solid rgba(255,107,107,.2);border-radius:8px;padding:8px 10px;line-height:1.5;color:var(--muted)}
.svc-trap-label{display:block;font-size:10px;font-weight:600;color:var(--coral);font-family:'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.06em;margin-bottom:3px}
.svc-filter-row{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.svc-filter{background:var(--s2);border:1px solid var(--border);color:var(--muted);padding:5px 14px;border-radius:20px;font-size:12px;cursor:pointer;transition:.2s;font-family:'IBM Plex Sans',sans-serif}
.svc-filter.on,.svc-filter:hover{background:rgba(0,120,212,.2);border-color:var(--azure);color:var(--text)}

/* ═══ NAV — CRUNCH HIGHLIGHT ═══ */
.tb-crunch{color:var(--amber)!important;border-color:rgba(255,179,71,.3)!important}
.tb-crunch:hover,.tb-crunch.on{background:rgba(255,179,71,.12)!important;border-color:rgba(255,179,71,.6)!important}

/* ═══ RESOURCE CARDS ═══ */
.res-card{display:block;background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:16px 18px;text-decoration:none;color:var(--text);transition:.2s}
.res-card:hover{border-color:var(--borderH);background:var(--s2)}
.res-card-blue{border-color:rgba(0,120,212,.3)}
.res-card-blue:hover{border-color:rgba(0,120,212,.6)}
.res-badge{font-size:10px;font-family:'IBM Plex Mono',monospace;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px}
.res-badge-blue{color:var(--azure)}
.res-badge-amber{color:var(--amber)}
.res-title{font-size:13.5px;font-weight:600;color:#fff;margin-bottom:6px}
.res-desc{font-size:12px;color:var(--muted);line-height:1.6;margin-bottom:8px}
.res-link{font-size:11px;color:var(--azure)}


.pm-label{font-size:10px;text-transform:uppercase;letter-spacing:.05em;color:var(--faint);margin-right:3px;font-family:'IBM Plex Mono',monospace}

/* ═══════════════════════════════════════════════════
   EXAM TIPS — complete redesign to match design system
   ═══════════════════════════════════════════════════ */

/* Keyword strategy table */
.kw-table{width:100%;border-collapse:collapse;font-family:'IBM Plex Sans',sans-serif;margin-bottom:28px;background:var(--s1);border-radius:var(--r);overflow:hidden;border:1px solid var(--border)}
.kw-table thead tr{background:rgba(0,120,212,.18)}
.kw-table th{padding:12px 16px;text-align:left;font-family:'Exo 2',sans-serif;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--azure);border-bottom:1px solid var(--border)}
.kw-table td{padding:11px 16px;font-size:13px;color:var(--muted);line-height:1.5;border-bottom:1px solid rgba(255,255,255,.04);vertical-align:top}
.kw-table tr:last-child td{border-bottom:none}
.kw-table tr:hover td{background:rgba(0,120,212,.06)}
.kw-table td:first-child{font-family:'IBM Plex Mono',monospace;font-weight:600;color:var(--text);font-size:12px;white-space:nowrap}
.kw-table td:nth-child(2){color:var(--cyan)}
@media(max-width:600px){.kw-table thead{display:none}.kw-table td{display:block;padding:6px 12px}.kw-table tr{display:block;border-bottom:1px solid var(--border);padding:8px 0}.kw-table td:first-child{color:var(--azure);font-size:11px;padding-bottom:2px}}

/* Trap cards grid */
.traps-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:14px;margin-top:4px}
.trap-card{background:var(--s1);border:1px solid rgba(255,107,107,.18);border-radius:var(--r);padding:18px 20px;transition:.2s;position:relative;overflow:hidden}
.trap-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--coral),rgba(255,107,107,.2))}
.trap-card:hover{border-color:rgba(255,107,107,.4);background:var(--s2)}
.trap-q{font-size:13px;font-family:'IBM Plex Sans',sans-serif;font-weight:500;color:var(--text);margin-bottom:12px;line-height:1.55}
.trap-answers{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.trap-a{font-size:12.5px;font-family:'IBM Plex Sans',sans-serif;padding:7px 12px;border-radius:8px;line-height:1.45}
.trap-a.wrong{background:rgba(255,107,107,.1);border:1px solid rgba(255,107,107,.25);color:#ff9999}
.trap-a.ok{background:rgba(0,229,160,.1);border:1px solid rgba(0,229,160,.25);color:#00e5a0}
.trap-exp{font-size:12px;font-family:'IBM Plex Sans',sans-serif;color:var(--muted);line-height:1.6;padding-top:10px;border-top:1px solid var(--border)}

/* Tip cards (elimination strategy) */
.tips-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:16px;margin-bottom:24px}
.tip-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;position:relative;overflow:hidden;transition:.2s}
.tip-card::before{content:'';position:absolute;top:0;left:0;right:0;height:2px;background:var(--tc,var(--cyan))}
.tip-card h3{font-family:'Exo 2',sans-serif;font-size:14px;font-weight:700;color:#fff;margin:0 0 14px}
.tip-list{display:flex;flex-direction:column;gap:8px}
.tip-item{padding:10px 14px;background:var(--s2);border-radius:8px;font-size:13px;font-family:'IBM Plex Sans',sans-serif;color:var(--muted);line-height:1.6;border:1px solid var(--border)}

/* ═══ SERVICES PAGE — svc-detail fix ═══ */
.svc-detail{display:flex;flex-direction:column;gap:8px}
.svc-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:18px 20px;transition:.25s;cursor:pointer}
.svc-card:hover{border-color:var(--borderH);background:var(--s2);transform:translateY(-1px)}

/* ═══ VS COLUMNS — Comparisons ═══ */
.vs-col{display:flex;flex-direction:column;gap:5px}
.vs-col h5{font-family:'Exo 2',sans-serif;font-size:12px;font-weight:700;color:#fff;margin:0 0 6px;padding-bottom:6px;border-bottom:1px solid var(--border)}
.vs-col ul{margin:0;padding:0;list-style:none;display:flex;flex-direction:column;gap:4px}
.vs-col ul li{font-size:12px;font-family:'IBM Plex Sans',sans-serif;color:var(--muted);line-height:1.45;padding-left:10px;position:relative}
.vs-col ul li::before{content:'·';position:absolute;left:0;color:var(--faint)}

/* ═══ GLOBAL CONSISTENCY — tables across all pages ═══ */
.kv-table td{font-family:'IBM Plex Sans',sans-serif;font-size:13px;line-height:1.55;padding:9px 0;border-bottom:1px solid rgba(255,255,255,.04);color:var(--muted);vertical-align:top}
.kv-table td:first-child{font-family:'IBM Plex Mono',monospace;font-size:12px;color:var(--text);padding-right:20px;white-space:nowrap;font-weight:400}
.kv-table tr:last-child td{border-bottom:none}

/* ═══ SCENARIO CARDS consistency ═══ */
.sc-sel-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);padding:20px;cursor:pointer;transition:.2s;position:relative;overflow:hidden}
.sc-sel-card:hover{border-color:var(--borderH);background:var(--s2);transform:translateY(-1px)}
.sc-sel-card.done{border-color:rgba(0,229,160,.3);background:rgba(0,229,160,.05)}

/* ═══ DAY CARDS — Study Plan ═══ */
.day-card{background:var(--s1);border:1px solid var(--border);border-radius:var(--r);overflow:hidden;transition:.2s}
.day-card.done{border-color:rgba(0,229,160,.25)}

/* ═══ WEEK TABS ═══ */
.week-sec{display:none}.week-sec.on{display:block}
.wt{background:var(--s2);border:1px solid var(--border);color:var(--muted);border-radius:8px;padding:5px 14px;font-size:12px;cursor:pointer;font-family:'IBM Plex Sans',sans-serif;transition:.2s}
.wt.on,.wt:hover{background:rgba(0,120,212,.2);border-color:var(--azure);color:var(--text)}

/* ═══ FONT CONSISTENCY FIXES ═══ */
.trap-q{font-family:'IBM Plex Sans',sans-serif}
.svc-oneliner{font-family:'IBM Plex Sans',sans-serif}
.day-card *{font-family:'IBM Plex Sans',sans-serif}
.sc-sel-card,.sc-sel-card *{font-family:'IBM Plex Sans',sans-serif}

/* Ensure all body text across rendered sections uses IBM Plex Sans */
.examtips-body,.glos-results,.sla-table-body,.cs-grid,.ntc-body,
.crunch-body,.notes-list,.scenario-view,.dt-wrap,
.plan-output,.score-chart,.domain-readiness-bar{font-family:'IBM Plex Sans',sans-serif}

/* Headings inside rendered sections use Exo 2 */
.tip-card h3,.trap-q strong,.svc-name,.day-title,
.sc-sel-title,.glos-term-head{font-family:'Exo 2',sans-serif}

/* Monospace only where appropriate */
.svc-tier,.svc-domain,.trap-a.wrong::before,.trap-a.ok::before,
.pm-label,.pm-item{font-family:'IBM Plex Mono',monospace}

/* ═══ FOOTER ═══ */
.site-footer{border-top:1px solid var(--border);margin-top:48px;padding:22px 0 30px;text-align:center}
.footer-inner{font-size:11.5px;color:var(--muted);font-family:'IBM Plex Mono',monospace;display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap;letter-spacing:.02em}
.footer-inner a{color:var(--azure);text-decoration:none;transition:.15s}
.footer-inner a:hover{color:var(--cyan)}
.footer-sep{color:var(--faint);font-size:10px}
.footer-role{opacity:.7}
@media(max-width:480px){.footer-inner{flex-direction:column;gap:4px}.footer-sep{display:none}}

/* ═══════════════════════════════════════════════════
   DESIGN SYSTEM UPLIFT — adapted from estebangomez.net
   ═══════════════════════════════════════════════════ */

/* Spring easing & timing */
:root{
  --ease:cubic-bezier(.16,1,.3,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);
  --transition:.35s;
}

/* ── 1. SCROLL PROGRESS BAR (enhanced with glow) ── */
.reading-progress{
  position:fixed;top:0;left:0;height:2.5px;width:0;z-index:9999;
  background:linear-gradient(90deg,var(--azure),var(--cyan),var(--azure));
  background-size:200% 100%;
  animation:progressShimmer 2s linear infinite;
  box-shadow:0 0 10px rgba(61,165,255,.5),0 0 3px rgba(0,188,242,.3);
  pointer-events:none;transition:width .05s linear
}
@keyframes progressShimmer{0%{background-position:0%}100%{background-position:200%}}

/* ── 2. BACKGROUND GRID PATTERN (subtle dot grid) ── */
.app::before{
  content:'';position:fixed;inset:0;pointer-events:none;z-index:0;
  background-image:
    linear-gradient(rgba(61,165,255,.025) 1px,transparent 1px),
    linear-gradient(90deg,rgba(61,165,255,.025) 1px,transparent 1px);
  background-size:56px 56px;
  mask-image:radial-gradient(ellipse 80% 70% at 50% 30%,black 30%,transparent 100%);
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 30%,black 30%,transparent 100%);
}
.app>*{position:relative;z-index:1}

/* ── 3. AMBIENT GLOW BLOBS ── */
.app::after{
  content:'';position:fixed;top:-10%;right:-5%;width:500px;height:500px;
  background:radial-gradient(circle,rgba(61,165,255,.055) 0%,transparent 70%);
  border-radius:50%;pointer-events:none;z-index:0;
  animation:glowDrift 10s ease-in-out infinite alternate
}
@keyframes glowDrift{
  0%{transform:translate(0,0) scale(1)}
  50%{transform:translate(20px,-15px) scale(1.05)}
  100%{transform:translate(-10px,8px) scale(.97)}
}

/* ── 4. SCROLL REVEAL ANIMATION ── */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .65s var(--ease),transform .65s var(--ease)}
.reveal.visible{opacity:1;transform:translateY(0)}
/* Fallback: show all after 1.5s */
@keyframes revealFallback{to{opacity:1;transform:translateY(0)}}
.reveal:not(.visible){animation:revealFallback 0s ease 1.5s both}

/* ── 5. UNIVERSAL CARD HOVER LIFT ── */
.info-card,.comp-card,.svc-card,.trap-card,.tip-card,.res-card,
.sc-sel-card,.cred-card,.analytics-card,.day-card{
  transition:transform .3s var(--ease),border-color .3s,box-shadow .3s,background .2s;
}
.info-card:hover,.comp-card:hover,.svc-card:hover,.trap-card:hover,
.tip-card:hover,.res-card:hover,.sc-sel-card:hover,.cred-card:hover{
  transform:translateY(-3px);
  box-shadow:0 12px 36px rgba(0,0,0,.25),0 0 0 1px rgba(61,165,255,.12);
}

/* ── 6. CARD TOP ACCENT BAR (gradient) ── */
.info-card,.comp-card,.analytics-card{position:relative;overflow:hidden}
.info-card::before,.comp-card::before,.analytics-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;
  background:linear-gradient(90deg,var(--azure),var(--cyan));opacity:.6;
  transition:opacity .3s,height .3s
}
.info-card:hover::before,.comp-card:hover::before,.analytics-card:hover::before{
  opacity:1;height:3px
}

/* ── 7. SECTION DIVIDER GRADIENT LINES ── */
.sh{position:relative;margin-bottom:16px}
.sh::after{
  content:'';display:block;height:1px;margin-top:8px;
  background:linear-gradient(90deg,transparent,var(--border) 30%,var(--border) 70%,transparent);
}

/* ── 8. BUTTON HOVER SHINE ── */
.btn-p{position:relative;overflow:hidden}
.btn-p::before{
  content:'';position:absolute;top:0;left:-100%;width:50%;height:100%;
  background:linear-gradient(90deg,transparent,rgba(255,255,255,.15),transparent);
  transition:left .55s var(--ease);pointer-events:none
}
.btn-p:hover::before{left:130%}
.btn-p:hover{transform:translateY(-2px);box-shadow:0 8px 28px rgba(61,165,255,.22)}

/* ── 9. SECTION LABEL STYLE ── */
.sec-label{
  font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:.18em;
  color:var(--azure);display:flex;align-items:center;gap:10px;margin-bottom:8px;
  font-family:'IBM Plex Mono',monospace
}
.sec-label::before{content:'';width:24px;height:1px;background:var(--azure)}

/* ── 10. BACK TO TOP BUTTON ── */
.back-to-top{
  position:fixed;bottom:24px;right:24px;width:40px;height:40px;border-radius:50%;
  background:var(--s2);border:1px solid var(--border);color:var(--muted);
  font-size:16px;cursor:pointer;display:flex;align-items:center;justify-content:center;
  opacity:0;pointer-events:none;transition:opacity .3s,transform .3s var(--ease),border-color .2s;
  z-index:888
}
.back-to-top.visible{opacity:1;pointer-events:all}
.back-to-top:hover{border-color:var(--azure);color:var(--azure);transform:translateY(-3px)}
@media print{.back-to-top{display:none}}

/* ── 11. GRAIN TEXTURE OVERLAY ── */
.app{position:relative}
.hero-grain{
  position:fixed;inset:0;pointer-events:none;z-index:0;opacity:.018;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size:200px 200px;mix-blend-mode:overlay
}
html.light .hero-grain{opacity:.032}

/* ── 12. HEADER GLASS BLUR ON SCROLL ── */
header.scrolled{
  background:rgba(21,26,33,.92)!important;
  backdrop-filter:blur(18px);-webkit-backdrop-filter:blur(18px);
  box-shadow:0 1px 30px rgba(0,0,0,.3)
}
@media print{header,nav.tabs,.back-to-top,.reading-progress,.progress-mini{display:none!important}}