:root{--navy:#17324d;--blue:#2463eb;--pale:#eef4fb;--ink:#1c2938;--muted:#66758a;--line:#dce4ee;--white:#fff;--green:#e8f7ee;--amber:#fff6df;--red:#b42318}
*{box-sizing:border-box}body{margin:0;background:#f5f7fb;color:var(--ink);font:16px/1.5 system-ui,-apple-system,"Noto Sans Telugu",sans-serif}button,input,select,textarea{font:inherit}button{cursor:pointer;border:0;border-radius:10px;padding:10px 14px;font-weight:650}.topbar{background:var(--navy);color:white;padding:22px clamp(16px,4vw,44px);display:flex;justify-content:space-between;align-items:center;gap:20px}.topbar h1{margin:2px 0;font-size:clamp(1.5rem,3vw,2.1rem)}.eyebrow{font-size:.72rem;letter-spacing:.14em;opacity:.75}.subtitle{margin:2px 0 0;opacity:.8;font-size:.9rem}.layout{display:grid;grid-template-columns:235px minmax(0,1fr);min-height:calc(100vh - 140px)}.sidebar{background:#fff;border-right:1px solid var(--line);padding:18px 12px;display:flex;flex-direction:column;gap:5px}.nav{text-align:left;background:transparent;color:#46556a;padding:11px 12px}.nav:hover,.nav.active{background:var(--pale);color:var(--navy)}main{padding:clamp(14px,3vw,32px);min-width:0;max-width:1500px;width:100%;margin:0 auto}.view{display:none}.view.active{display:block}.welcome{background:linear-gradient(120deg,#17324d,#245a83);color:white;padding:clamp(22px,4vw,42px);border-radius:18px;margin-bottom:20px}.welcome h2{font-size:clamp(1.5rem,3vw,2.4rem);margin:12px 0}.welcome p{max-width:760px;color:#e0eaf5}.pill{border:1px solid #ffffff66;border-radius:100px;padding:5px 10px;font-size:.8rem}.stats{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin:18px 0}.stat,.panel,.quick,.term-card,.note-card,.alert-card,.task-card{background:white;border:1px solid var(--line);border-radius:14px;padding:18px}.stat span{display:block;color:var(--muted);font-size:.85rem}.stat strong{display:block;font-size:1.8rem;color:var(--navy)}.panel{margin:16px 0}.panel h3{margin-top:0}.quick-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.quick{text-align:left;color:var(--ink)}.quick strong,.quick span{display:block}.quick span{font-size:.85rem;color:var(--muted);margin-top:6px;font-weight:400}.notice{background:var(--amber);border:1px solid #f0d99a;padding:14px 16px;border-radius:12px;margin:16px 0;color:#654e12}.section-heading{display:flex;justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:12px}.section-heading h2{margin:0;font-size:1.7rem}.section-heading p{margin:4px 0;color:var(--muted)}label{display:block;font-size:.92rem;font-weight:650;margin:10px 0 5px}input,select,textarea{width:100%;border:1px solid #cbd5e1;background:white;color:var(--ink);border-radius:9px;padding:10px 11px;min-width:0}textarea{min-height:90px;resize:vertical}.large-text{min-height:260px}.primary{background:var(--blue);color:white}.secondary{background:#eaf0f7;color:#233b55;border:1px solid #d7e0eb}.danger{background:#fff0ef;color:var(--red);border:1px solid #ffd0cc}.toolbar,.row{display:flex;gap:9px;align-items:center;margin:12px 0}.toolbar>*{flex:1}.row>*{width:auto}.wrap{flex-wrap:wrap}.hidden{display:none!important}.form-grid,.analysis-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.form-grid label,.analysis-grid label{min-width:0}.mcq-layout{display:grid;grid-template-columns:minmax(220px, .85fr) minmax(0,2fr);gap:14px;align-items:start}.question-list{display:flex;flex-direction:column;gap:7px;max-height:650px;overflow:auto}.question-item{text-align:left;background:white;border:1px solid var(--line);border-radius:10px;padding:12px;color:var(--ink)}.question-item.active{border-color:var(--blue);box-shadow:0 0 0 2px #2463eb18}.question-item small{display:block;color:var(--muted);margin-top:4px}.question-detail{min-height:300px;margin:0}.option{display:block;padding:11px;border:1px solid var(--line);border-radius:9px;margin:8px 0;cursor:pointer}.option input{width:auto;margin-right:8px}.answer-box{background:var(--green);border-radius:10px;padding:13px;margin-top:14px}.pager{display:flex;justify-content:space-between;align-items:center;gap:10px;margin:14px 0}.pager span{font-size:.9rem;color:var(--muted);text-align:center}.cards-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.term-card h3,.note-card h3,.alert-card h3,.task-card h3{margin:0 0 8px}.muted,small{color:var(--muted)}.result-box{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:14px;margin-top:14px;white-space:pre-wrap}.status{color:var(--muted);font-size:.9rem}.file-button{display:inline-block;background:#eaf0f7;color:#233b55;border:1px solid #d7e0eb;border-radius:10px;padding:10px 14px;font-weight:650;cursor:pointer}.source-links{display:flex;flex-wrap:wrap;gap:18px;padding-left:20px}a{color:#1c5dd8}footer{display:flex;justify-content:space-between;gap:12px;padding:16px 24px;color:var(--muted);font-size:.85rem;border-top:1px solid var(--line)}.empty-state{color:var(--muted);padding:25px;text-align:center}
@media(max-width:950px){.layout{grid-template-columns:1fr}.sidebar{position:sticky;top:0;z-index:5;flex-direction:row;overflow-x:auto;border-right:0;border-bottom:1px solid var(--line);padding:8px;background:#fff}.nav{white-space:nowrap;font-size:.88rem;padding:9px 11px}.quick-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.stats{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:620px){.topbar{padding:16px;align-items:flex-start}.layout{min-height:unset}main{padding:14px}.toolbar{flex-wrap:wrap}.toolbar>*{flex:1 1 42%}.mcq-layout{grid-template-columns:1fr}.question-list{max-height:220px}.form-grid,.analysis-grid,.cards-grid{grid-template-columns:1fr}.pager{flex-wrap:wrap}.pager>*{flex:1}footer{flex-direction:column}.stats{gap:8px}.stat{padding:13px}.stat strong{font-size:1.5rem}.row>*{max-width:100%}}