:root{--bg:#f4ece2;--bg-tint:#ece1d3;--surface:#fffdfa;--surface-2:#f8f1e8;--ink:#332e28;--ink-soft:#6c6258;--ink-faint:#a59a8c;--line:#ece0d2;--line-strong:#dccdb8;--accent:#e85c3f;--accent-ink:#fffdfa;--accent-soft:#fce3da;--accent-deep:#c9462b;--sunny:#ffc84d;--brand-ink:#2a2740;--chip-bg:#f3e7d8;--chip-ink:#8a7965;--ok:#4a6b3a;--ok-soft:#e7f0e1;--grad-accent:linear-gradient(135deg, #ff7e5f 0%, #e84a2d 100%);--grad-sunny:linear-gradient(135deg, #ffd98a 0%, #ffc84d 100%);--radius:14px;--radius-lg:22px;--radius-xl:28px;--shadow-card:0 1px 2px #5640280d, 0 8px 24px #56402814;--shadow-pop:0 6px 16px #b4462814, 0 20px 48px #56402829;--shadow-btn:0 4px 14px #e85c3f59;--ring:0 0 0 4px #e85c3f29;--ease-out:cubic-bezier(.22, 1, .36, 1);--ease-spring:cubic-bezier(.34, 1.45, .64, 1);--font-body:"Hind Siliguri", system-ui, sans-serif;--font-display:"Bricolage Grotesque", "Hind Siliguri", system-ui, sans-serif;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body{margin:0}body{background:var(--bg);color:var(--ink);font-family:var(--font-body);-webkit-font-smoothing:antialiased;font-size:16px;line-height:1.6}body:before{content:"";z-index:-1;pointer-events:none;background:radial-gradient(640px 420px at 86% -6%,#ffc84d29,#0000 64%),radial-gradient(720px 520px at -12% 16%,#e85c3f1a,#0000 62%);position:fixed;inset:0}#app{min-height:100svh}h1,h2,h3{font-family:var(--font-display);letter-spacing:-.02em;color:var(--ink)}button{cursor:pointer;color:inherit;font-family:inherit}button:active{transform:scale(.97)}.ico{vertical-align:-.18em;flex:none;display:inline-block}@keyframes fade-up{0%{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}@keyframes pop-in{0%{opacity:0;transform:translateY(10px)scale(.97)}to{opacity:1;transform:none}}@keyframes shimmer{0%{background-position:200% 0}to{background-position:-200% 0}}@keyframes spin{to{transform:rotate(360deg)}}@keyframes 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var(--accent) 22%, transparent);border-radius:999px;align-items:center;gap:7px;margin:0 0 12px;padding:5px 13px;font-size:12px;font-weight:700;display:inline-flex}.eyebrow .ico{color:var(--accent)}.page-title{margin:0;font-size:clamp(30px,5.4vw,44px);font-weight:700;line-height:1.12}.page-sub{color:var(--ink-soft);max-width:60ch;margin:10px 0 0;font-size:17px}.title-accent{background:var(--grad-accent);color:#0000;-webkit-background-clip:text;background-clip:text}.hero{position:relative}.hero-head{z-index:1;animation:fade-up .55s var(--ease-out) both;position:relative}.hero-art{z-index:0;color:var(--sunny);pointer-events:none;position:absolute;top:-10px;right:-6px}.hero-art .s1{animation:5s ease-in-out infinite float-y}.hero-art .s2{color:var(--accent);opacity:.55;animation:6.5s ease-in-out .8s infinite float-y;position:absolute;top:38px;right:42px}.hero-art .s3{color:var(--sunny);opacity:.7;animation:7.5s ease-in-out 1.6s infinite 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10px;display:flex}.landing-trust{color:var(--ink-soft);background:var(--surface-2);border:1px solid var(--line);border-radius:999px;align-items:center;gap:7px;margin:0 0 28px;padding:7px 14px;font-size:14px;display:inline-flex}.landing-trust .ico{color:var(--ok)}.how-steps{grid-template-columns:repeat(3,1fr);gap:14px;display:grid}.how-step{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);animation:fade-up .5s var(--ease-out) both;flex-direction:column;gap:10px;padding:18px;display:flex}.how-step b{font-family:var(--font-display);font-size:15px;font-weight:700;line-height:1.4}.how-ico{background:var(--accent-soft);width:44px;height:44px;color:var(--accent-deep);border-radius:13px;place-items:center;display:grid}.landing-cross{margin-top:28px}@media 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.chev{color:var(--accent);transform:translate(4px)}.teacher-cta{text-align:start;border-radius:var(--radius-lg);cursor:pointer;background:linear-gradient(var(--surface-2), var(--surface-2)) padding-box, linear-gradient(135deg, #ff7e5f80, #ffc84d73) border-box;width:100%;box-shadow:var(--shadow-card);transition:border-color .2s, box-shadow .25s, transform .25s var(--ease-out);border:1px solid #0000;align-items:center;gap:16px;margin:28px 0 4px;padding:16px 18px;display:flex}.teacher-cta:hover{box-shadow:var(--shadow-pop);transform:translateY(-2px)}.teacher-cta-ico{background:var(--grad-accent);width:46px;height:46px;color:var(--accent-ink);box-shadow:var(--shadow-btn);border-radius:14px;flex:none;place-items:center;display:grid}.teacher-cta span>b{font-family:var(--font-display);font-size:16px;display:block}.teacher-cta span>small{color:var(--ink-soft);font-size:13px}.teacher-cta .chev{color:var(--ink-faint);margin-inline-start:auto;transition:transform .2s,color .2s;display:inline-flex}.teacher-cta:hover .chev{color:var(--accent);transform:translate(4px)}.planner-form{max-width:560px;animation:fade-up .5s var(--ease-out) both;flex-direction:column;gap:18px;display:flex}.weak-chips{flex-wrap:wrap;gap:8px;display:flex}.chip-toggle{border:1px solid var(--line-strong);background:var(--surface);color:var(--ink-soft);font:inherit;cursor:pointer;border-radius:999px;padding:7px 14px;font-size:14px;transition:background .2s,color .2s,border-color .2s,box-shadow .2s}.chip-toggle:hover{border-color:var(--accent);color:var(--accent-deep)}.chip-toggle.on{background:var(--grad-accent);color:var(--accent-ink);border-color:#0000;box-shadow:0 2px 8px #e85c3f4d}.plan-actions{flex-wrap:wrap;gap:8px;margin-inline-start:auto;display:flex}.task-read{cursor:default}.task-read small{color:var(--ink-faint);align-items:center;gap:4px;margin-inline-start:6px;font-size:12px;display:inline-flex}.plan-summary{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-card);animation:pop-in .5s var(--ease-out) both;flex-wrap:wrap;align-items:center;gap:18px;margin-bottom:6px;padding:16px 20px;display:flex}.ring-wrap{flex:none;width:64px;height:64px;position:relative}.ring{transform:rotate(-90deg)}.ring-track{fill:none;stroke:var(--surface-2);stroke-width:6px}.ring-fill{fill:none;stroke:var(--accent);stroke-width:6px;stroke-linecap:round;transition:stroke-dashoffset .7s var(--ease-out)}.ring-label{font-family:var(--font-display);color:var(--accent-deep);place-items:center;font-size:14px;font-weight:700;display:grid;position:absolute;inset:0}.plan-stats{flex:1;min-width:200px}.plan-stats .page-sub{margin:0;font-size:15px}.plan-note{color:var(--accent-deep);align-items:center;gap:7px;margin:6px 0 0;font-size:14px;display:flex}.plan-note .ico{flex:none}.plan-day{margin-top:22px}.plan-day-head{align-items:center;gap:10px;margin:0 0 10px;font-size:15px;display:flex}.day-dot{background:var(--grad-accent);width:10px;height:10px;box-shadow:0 0 0 4px var(--accent-soft);border-radius:50%;flex:none}.phase-tag{font-family:var(--font-body);border-radius:999px;padding:2px 10px;font-size:11px;font-weight:700}.phase-tag.learning{background:var(--accent-soft);color:var(--accent-deep)}.phase-tag.revision{background:color-mix(in srgb, var(--sunny) 35%, #fff);color:#8a5a00}.plan-tasks{flex-direction:column;gap:8px;padding-inline-start:4px;display:flex}.plan-task{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);align-items:center;gap:12px;padding:10px 12px;transition:border-color .2s,box-shadow .2s;display:flex}.plan-task:hover{border-color:var(--line-strong);box-shadow:var(--shadow-card)}.plan-task.done{background:var(--surface-2)}.plan-task.done .task-label{color:var(--ink-faint);text-decoration:line-through}.task-check{border:1.5px solid var(--line-strong);background:var(--surface-2);width:26px;height:26px;color:var(--accent-ink);border-radius:8px;flex:none;place-items:center;transition:background .2s,border-color .2s;display:grid}.plan-task.done .task-check{background:var(--grad-accent);border-color:#0000}.plan-task.done .task-check .ico{animation:check-pop .3s var(--ease-spring) both}.task-label{text-align:start;font:inherit;color:var(--ink);cursor:pointer;background:0 0;border:0;flex:1}.task-label:hover{color:var(--accent-deep)}.answer-card{background:var(--surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-pop);border:1px solid var(--line-strong);animation:pop-in .5s var(--ease-out) both;margin:16px 0 6px;padding:20px 22px 20px 26px;position:relative;overflow:hidden}.answer-card:before{content:"";background:var(--grad-accent);width:5px;position:absolute;inset-block:0;inset-inline-start:0}.answer-card.soft{box-shadow:var(--shadow-card);border-color:var(--line);background:var(--surface-2)}.answer-card.soft:before{background:var(--line-strong)}.answer-q{margin:0 0 12px;font-size:16px;font-weight:600}.answer-meta{flex-wrap:wrap;gap:8px;margin-bottom:12px;display:flex}.answer-body p{color:var(--ink-soft);margin:0 0 8px;line-height:1.7}.answer-body p:last-child{margin-bottom:0}.answer-actions{gap:10px;margin-top:16px;display:flex}.mark-chip{background:var(--chip-bg);color:var(--chip-ink);white-space:nowrap;border-radius:999px;align-items:center;padding:3px 10px;font-size:11px;font-weight:700;display:inline-flex}.mark-chip.m1{color:#5a7a4a}.mark-chip.m2,.mark-chip.m3{color:#9a6b2f}.mark-chip.m5{color:var(--accent-deep)}.trust{border-radius:999px;align-items:center;gap:5px;padding:3px 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