/* IGA Phase 1 design + accessibility layer. Kept lightweight and additive. */
:root{--iga-focus:#5a6330;--iga-accent:#9a7731;--iga-card:var(--paper,#fffef9);--iga-line:var(--line,#d7cfae);--iga-shadow:0 12px 32px rgba(24,34,57,.08)}
.iga-phase1-bar{position:sticky;top:90px;z-index:950;background:rgba(255,255,255,.96);border-bottom:1px solid var(--iga-line);backdrop-filter:blur(8px)}
.iga-phase1-inner{width:min(90%,1260px);margin:auto;min-height:52px;display:flex;align-items:center;justify-content:flex-end;gap:8px;flex-wrap:wrap;padding:7px 0}
.iga-tool{border:1px solid #cfc8ae;background:#fff;color:#26302a;border-radius:9px;padding:8px 11px;font-weight:800;font-size:13px;cursor:pointer;min-height:38px}
.iga-tool:hover,.iga-tool:focus-visible{border-color:var(--iga-focus);box-shadow:0 0 0 3px rgba(90,99,48,.12);outline:0}
.iga-tool.primary{background:var(--olive,#3f472c);color:#fff;border-color:var(--olive,#3f472c)}
.iga-search-overlay{position:fixed;inset:0;background:rgba(10,17,27,.48);z-index:3000;display:none;align-items:flex-start;justify-content:center;padding:9vh 18px}
.iga-search-overlay.open{display:flex}.iga-search-box{width:min(760px,100%);background:var(--paper,#fffef9);border:1px solid var(--iga-line);border-radius:18px;box-shadow:0 30px 80px rgba(0,0,0,.22);overflow:hidden}
.iga-search-head{padding:18px;border-bottom:1px solid var(--iga-line)}.iga-search-input{width:100%;padding:16px 18px;border:1px solid #cfc8ae;border-radius:12px;font-size:18px;background:#fff;outline:0}.iga-search-input:focus{border-color:var(--iga-focus);box-shadow:0 0 0 3px rgba(90,99,48,.12)}
.iga-search-results{max-height:60vh;overflow:auto;padding:8px}.iga-search-result{display:block;padding:14px;border-radius:11px}.iga-search-result:hover,.iga-search-result:focus-visible{background:#f0eee4;outline:0}.iga-search-result strong{display:block;font-size:16px}.iga-search-result small{display:block;color:#607286;margin-top:3px}
.iga-search-foot{padding:10px 16px;color:#68788a;font-size:12px;border-top:1px solid var(--iga-line);display:flex;justify-content:space-between}
.iga-widget{margin:0 0 28px;padding:26px;border:1px solid var(--iga-line);border-radius:14px;background:var(--iga-card);box-shadow:var(--iga-shadow)}
.iga-widget h2{margin:0 0 8px}.iga-widget p{color:#53697d}.iga-widget-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:18px}.iga-mini-card{border:1px solid var(--iga-line);border-radius:12px;padding:18px;background:#fff}.iga-mini-card h3{font-size:19px;margin-bottom:7px}.iga-mini-card p{font-size:14px;margin-bottom:13px}
.iga-progress{height:9px;background:#e7e5db;border-radius:99px;overflow:hidden}.iga-progress span{display:block;height:100%;width:0;background:var(--olive,#3f472c);border-radius:inherit}
.iga-chip{display:inline-flex;align-items:center;gap:5px;border:1px solid var(--iga-line);background:#f6f4eb;border-radius:999px;padding:6px 10px;font-size:12px;font-weight:800;margin:3px}
.iga-bookmark{position:relative}.iga-save-btn{float:right;border:1px solid var(--iga-line);background:#fff;border-radius:9px;padding:7px 10px;font-weight:800;cursor:pointer}.iga-save-btn.saved{background:#f0eee4;color:#4d582d}.iga-save-btn:focus-visible{outline:3px solid rgba(90,99,48,.18)}
.iga-toast{position:fixed;left:50%;bottom:24px;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#182239;color:#fff;padding:11px 16px;border-radius:10px;z-index:4000;font-weight:800;font-size:13px;transition:opacity .18s ease,transform .18s ease}.iga-toast.show{opacity:1;transform:translate(-50%,0)}
html.iga-dark{--mist:#111722;--paper:#171e2b;--cream:#1c2430;--ink:#eef2f6;--body:#c4cfdb;--line:#364152;--line-soft:#303947;--navy:#0b1018}.iga-dark body{background:var(--mist);color:var(--ink)}.iga-dark .site-header,.iga-dark .iga-phase1-bar{background:rgba(23,30,43,.96)}.iga-dark nav a,.iga-dark .hero-text,.iga-dark .page-intro .lead,.iga-dark .section-heading p:not(.eyebrow),.iga-dark .exam-card p,.iga-dark .resource-card p,.iga-dark .syllabus-card p,.iga-dark .syllabus-card li,.iga-dark .article-card p,.iga-dark .video-card p,.iga-dark .pyq-card p,.iga-dark .empty-message{color:#c4cfdb}.iga-dark .secondary-button,.iga-dark .form-field input,.iga-dark .form-field select,.iga-dark .form-field textarea,.iga-dark .content-search,.iga-dark .pyq-filters select,.iga-dark .pyq-filters input,.iga-dark .filters select,.iga-dark .filters input,.iga-dark .iga-tool,.iga-dark .iga-search-input,.iga-dark .iga-mini-card,.iga-dark .iga-save-btn{background:#171e2b;color:#eef2f6;border-color:#465163}.iga-dark .iga-widget,.iga-dark .iga-search-box,.iga-dark .exam-card,.iga-dark .resource-card,.iga-dark .syllabus-card,.iga-dark .article-card,.iga-dark .video-card,.iga-dark .pyq-card,.iga-dark .quiz-option{background:#171e2b;color:#eef2f6;border-color:#465163}.iga-dark .iga-chip{background:#222b39;color:#dce4ec}.iga-dark .exam-table th{background:#222b39;color:#e9edf2}.iga-dark .exam-table td{border-color:#364152}.iga-dark .notice{background:#222b39;color:#c8d3df}.iga-dark .iga-progress{background:#303947}
html.iga-large-text body{font-size:18px}html.iga-large-text h1{font-size:clamp(58px,6.5vw,88px)}html.iga-large-text h2{font-size:clamp(40px,4.5vw,56px)}html.iga-xl-text body{font-size:20px}html.iga-xl-text h1{font-size:clamp(62px,7vw,94px)}html.iga-xl-text h2{font-size:clamp(44px,5vw,60px)}
html.iga-high-contrast body{filter:contrast(1.06)}html.iga-high-contrast a{ text-decoration:underline;text-decoration-thickness:2px;text-underline-offset:3px}html.iga-high-contrast .button,html.iga-high-contrast button{border-width:2px}
html.iga-reduced-motion *,html.iga-reduced-motion *::before,html.iga-reduced-motion *::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
.iga-skip{position:fixed;left:12px;top:8px;transform:translateY(-160%);z-index:5000;background:#fff;color:#172018;padding:10px 14px;border:2px solid var(--iga-focus);border-radius:9px;font-weight:900}.iga-skip:focus{transform:none}
.iga-dashboard{padding:28px 0}.iga-dashboard-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:22px}.iga-stat-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:15px}.iga-stat{padding:14px;border:1px solid var(--iga-line);border-radius:11px;background:#fff}.iga-dark .iga-stat{background:#171e2b;border-color:#465163}.iga-stat strong{display:block;font-size:22px}.iga-stat span{font-size:12px;color:#6a7b8d}
@media(max-width:900px){.iga-phase1-bar{top:90px}.iga-phase1-inner{justify-content:center}.iga-widget-grid,.iga-dashboard-grid{grid-template-columns:1fr}.iga-stat-row{grid-template-columns:repeat(3,1fr)}}
@media(max-width:600px){.iga-phase1-bar{top:76px}.iga-phase1-inner{gap:5px}.iga-tool{padding:7px 9px;font-size:12px}.iga-widget{padding:20px}.iga-stat strong{font-size:18px}}
@media(prefers-reduced-motion:reduce){html:not(.iga-motion-on) *{scroll-behavior:auto!important;transition-duration:.001ms!important;animation-duration:.001ms!important}}