:root{--ink:#152542;--muted:#68758b;--blue:#e9f2ff;--line:#dbe5f2;--white:#fff;--coral:#f56d69;--purple:#7b69d8;--green:#29a985;--yellow:#f4b63d;--shadow:0 12px 30px rgba(28,54,96,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#f4f7fb;color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif}.app-shell{max-width:1120px;margin:auto;min-height:100vh;background:#fff;box-shadow:0 0 40px rgba(19,38,73,.08)}.topbar{height:76px;padding:0 42px;display:flex;align-items:center;gap:28px;border-bottom:1px solid var(--line)}.brand{color:var(--ink);text-decoration:none;font-size:22px;font-weight:800;letter-spacing:-1px;margin-right:auto}.brand-mark{display:inline-grid;place-items:center;width:28px;height:28px;margin-right:7px;color:#fff;background:var(--coral);border-radius:9px;transform:rotate(-10deg)}.event-switcher{display:flex;flex-direction:column;gap:2px;font-size:11px;color:var(--muted);text-align:right}.event-switcher button{border:0;background:none;color:var(--ink);font-weight:700;font-size:13px;cursor:pointer}.avatar{width:38px;height:38px;border:0;border-radius:50%;background:var(--blue);color:#3561a1;font-weight:800}main{padding:0 42px 42px}.welcome{display:flex;justify-content:space-between;align-items:center;min-height:280px;padding:48px 0 42px;border-bottom:1px solid var(--line)}.kicker{margin:0 0 12px;color:#6280ad;letter-spacing:1.5px;font-size:11px;font-weight:800}.welcome h1{margin:0;font-size:39px;line-height:1.08;letter-spacing:-1.8px}.welcome h1 em{color:var(--coral);font-style:normal}.intro{max-width:510px;color:var(--muted);font-size:16px;line-height:1.6;margin:18px 0 0}.welcome-art{position:relative;width:190px;height:150px;border-radius:38% 58% 35% 48%;background:linear-gradient(135deg,#e6f2ff,#ffc4bf);display:grid;place-items:center;color:var(--coral);font-size:80px}.welcome-art i{position:absolute;top:18px;right:26px;color:var(--yellow);font-size:24px}.welcome-art b{position:absolute;bottom:17px;left:30px;color:#638fd0;font-size:22px}.tabs{display:flex;gap:28px;margin:27px 0 32px;border-bottom:1px solid var(--line)}.tab{position:relative;padding:0 0 14px;border:0;background:none;color:var(--muted);font-weight:700;cursor:pointer}.tab.active{color:var(--ink)}.tab.active:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:3px;background:var(--coral);border-radius:4px}.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:20px}.section-heading h2{margin:0;font-size:25px;letter-spacing:-.7px}.date-button,.filter{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:10px 13px;font-weight:700;cursor:pointer}.filter-row{display:flex;gap:8px;margin:22px 0}.filter{border-radius:99px;color:var(--muted);font-size:12px}.active-filter{color:#fff;background:var(--ink);border-color:var(--ink)}.session-list{display:grid;gap:13px}.session{display:grid;grid-template-columns:75px 11px 1fr;gap:15px;padding:20px;border:1px solid var(--line);border-radius:14px;transition:.15s;box-shadow:0 2px 0 rgba(20,42,74,.02)}.session:hover{border-color:#b9cce6;box-shadow:var(--shadow);transform:translateY(-1px)}.session.live{border-color:#f9c2bf}.time{display:flex;flex-direction:column;gap:4px;color:var(--muted);font-size:13px}.time strong{color:var(--ink);font-size:19px}.session-line{width:4px;height:100%;min-height:95px;border-radius:5px;background:var(--purple)}.live .session-line{background:var(--coral)}.tag{display:inline-block;padding:5px 8px;border-radius:5px;font-size:10px;font-weight:800;letter-spacing:.8px}.coral{color:#c85450;background:#fff0ef}.purple{color:#6253bc;background:#f0edff}.green{color:#207d69;background:#e4faf3}.session h3{margin:9px 0 5px;font-size:18px}.session p{margin:0;color:var(--muted);font-size:13px}.session-actions{display:flex;align-items:center;gap:15px;margin-top:16px}.reminder{border:0;padding:8px 11px;border-radius:7px;background:var(--blue);color:#3366a8;font-size:12px;font-weight:800;cursor:pointer}.reminder.is-set{color:#277e68;background:#e6f8f2}.availability{color:#277e68;font-size:12px;font-weight:700}.availability.locked{color:#a06b25}.view{display:none}.active-view{display:block}.material-grid{margin-top:24px}.material-card,.info-card{display:flex;align-items:center;gap:16px;padding:20px;border:1px solid var(--line);border-radius:14px}.material-icon{display:grid;place-items:center;width:48px;height:48px;border-radius:12px;background:#fff0ef;color:var(--coral);font-size:25px}.material-card p,.info-card p{margin:5px 0 0;color:var(--muted);font-size:13px}.material-card button{margin-left:auto;border:0;border-radius:7px;padding:9px 14px;color:#fff;background:var(--ink);font-weight:700}.info-card{display:block;margin-top:24px;line-height:1.55}.info-card hr{border:0;border-top:1px solid var(--line);margin:18px 0}.premium-banner{display:flex;align-items:center;gap:13px;margin:0 42px 25px;padding:16px 18px;border-radius:12px;background:#fff9eb;border:1px solid #f7e1aa}.premium-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:10px;background:var(--yellow);color:#fff;font-size:20px}.premium-banner strong{font-size:13px}.premium-banner p{margin:4px 0 0;color:#957443;font-size:12px}.premium-pill{margin-left:auto;color:#a36c16;font-size:10px;font-weight:900;letter-spacing:1px}footer{display:flex;gap:18px;padding:20px 42px;border-top:1px solid var(--line);color:var(--muted);font-size:12px}footer span{margin-right:auto}footer a{color:inherit;text-decoration:none}.toast{position:fixed;left:50%;bottom:28px;transform:translate(-50%,20px);opacity:0;pointer-events:none;padding:12px 16px;border-radius:9px;color:#fff;background:var(--ink);font-size:13px;transition:.2s;box-shadow:var(--shadow)}.toast.show{opacity:1;transform:translate(-50%,0)}@media(max-width:700px){.topbar,main{padding-left:20px;padding-right:20px}.topbar{gap:12px}.event-switcher{display:none}.welcome{min-height:340px;align-items:flex-start;padding-top:35px}.welcome h1{font-size:30px}.welcome-art{position:absolute;right:28px;margin-top:180px;width:130px;height:100px;font-size:55px}.section-heading{align-items:flex-start;flex-direction:column}.date-button{width:100%;text-align:left}.session{grid-template-columns:56px 6px 1fr;padding:15px 12px;gap:10px}.session h3{font-size:16px}.session-actions{align-items:flex-start;flex-direction:column;gap:8px}.premium-banner{margin-left:20px;margin-right:20px}footer{padding:18px 20px}.tabs{gap:18px;overflow:auto;white-space:nowrap}}