*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--bg:#f0efeb;--bg-soft:#e8e6e1;--bg-card:#fafaf8;--bg-card-hover:#f3f2ee;--border:#ddd9d0;--text:#2c2a26;--text-muted:#5c5850;--text-dim:#6b665c;--accent:#2563a8;--accent-soft:#dce8f5;--success:#2d6a3e;--font:"Inter", system-ui, sans-serif;--mono:"JetBrains Mono", monospace;--radius:12px;--radius-sm:8px;--shadow:0 1px 3px #2c2a260f}html{scroll-behavior:smooth}body{font-family:var(--font);background:var(--bg);color:var(--text);-webkit-font-smoothing:antialiased;line-height:1.65;overflow-x:hidden}a{color:var(--accent);text-decoration:none;transition:color .2s}a:hover{color:#1a4f8a}.container{max-width:1100px;margin:0 auto;padding:0 24px}.nav{z-index:100;backdrop-filter:blur(8px);border-bottom:1px solid var(--border);background:#f0efebeb;position:fixed;top:0;left:0;right:0}.nav-inner{justify-content:space-between;align-items:center;max-width:1100px;height:64px;margin:0 auto;padding:0 24px;display:flex}.nav-logo{letter-spacing:-.02em;color:var(--text);font-size:1.1rem;font-weight:700}.nav-logo:hover{color:var(--accent)}.nav-links{align-items:center;gap:28px;list-style:none;display:flex}.nav-links a{color:var(--text-muted);font-size:.88rem;font-weight:500;transition:color .2s}.nav-links a:hover{color:var(--text)}.nav-links a.btn-primary,.nav-links a.btn-primary:hover{color:#fff}.hero{background:radial-gradient(ellipse 80% 60% at 50% -10%, var(--accent-soft) 0%, transparent 70%), var(--bg);padding:120px 0 72px;position:relative}.hero-inner{text-align:center}.hero-badge{background:var(--accent-soft);color:var(--accent);border:1px solid #b8cce0;border-radius:999px;align-items:center;gap:8px;margin-bottom:24px;padding:6px 14px;font-size:.82rem;font-weight:500;display:inline-flex}.hero h1{letter-spacing:-.03em;color:var(--text);margin-bottom:16px;max-width:720px;margin-inline:auto;font-size:clamp(2rem,5vw,3.2rem);font-weight:800;line-height:1.15}.hero-lead{color:var(--text-muted);max-width:520px;margin:0 auto 32px;font-size:1.05rem;line-height:1.65}.hero-lead strong{color:var(--text)}.hero-stats{flex-wrap:wrap;justify-content:center;gap:12px;margin-bottom:36px;display:flex}.hero-stat{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);flex-direction:column;align-items:center;gap:2px;min-width:140px;padding:16px 28px;display:flex}.hero-stat-value{letter-spacing:-.03em;color:var(--text);font-size:1.6rem;font-weight:800}.hero-stat-label{color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em;font-size:.78rem;font-weight:500}.hero-cta{flex-wrap:wrap;justify-content:center;gap:14px;display:flex}.btn{border-radius:var(--radius-sm);cursor:pointer;border:none;align-items:center;gap:8px;padding:12px 24px;font-size:.92rem;font-weight:500;transition:all .2s;display:inline-flex}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{color:#fff;background:#1a4f8a}.btn-outline{background:var(--bg-card);border:1px solid var(--border);color:var(--text-muted)}.btn-outline:hover{border-color:var(--text-dim);color:var(--text)}.section{border-top:1px solid var(--border);padding:56px 0}.section-label{text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim);margin-bottom:8px;font-size:.75rem;font-weight:600}.section-title{letter-spacing:-.02em;margin-bottom:10px;font-size:clamp(1.35rem,2.5vw,1.7rem);font-weight:700}.section-desc{color:var(--text-muted);max-width:560px;margin-bottom:36px;font-size:.95rem}.cred-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:14px;display:grid}.cred-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;transition:all .2s}.cred-card:hover{background:var(--bg-card-hover);border-color:#c8c3b8}.cred-card-highlight{background:linear-gradient(135deg, #f5f8fc 0%, var(--bg-card) 100%);border-color:#b8cce0}.cred-icon{margin-bottom:10px;font-size:1.4rem}.cred-card h3{margin-bottom:6px;font-size:.95rem;font-weight:600}.cred-card p{color:var(--text-muted);font-size:.85rem;line-height:1.55}.talks-grid{grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:14px;display:grid}.talk-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);color:inherit;flex-direction:column;transition:all .2s;display:flex;overflow:hidden}.talk-card:hover{color:inherit;border-color:#c8c3b8;transform:translateY(-2px)}.talk-item-hidden{display:none}.talks-grid.expanded .talk-item-hidden{display:flex}.talks-toggle{justify-content:center;width:100%;margin-top:20px}.talks-more{text-align:center;margin-top:16px;font-size:.88rem}.talk-thumb{aspect-ratio:16/9;object-fit:cover;background:var(--bg-soft);border-bottom:1px solid var(--border);width:100%}.talk-thumb-placeholder{min-height:140px}.talk-body{flex-direction:column;flex:1;gap:6px;padding:14px 16px 16px;display:flex}.talk-meta{color:var(--text-dim);flex-wrap:wrap;align-items:center;gap:8px;font-size:.72rem;display:flex}.talk-meta time{font-family:var(--mono)}.talk-badge{text-transform:uppercase;letter-spacing:.04em;background:var(--accent-soft);color:var(--accent);border-radius:999px;padding:2px 8px;font-size:.68rem;font-weight:600}.talk-badge-workshop{color:var(--success);background:#e8f5e9}.talk-body h3{color:var(--text);font-size:.9rem;font-weight:600;line-height:1.35}.talk-body p{color:var(--text-dim);font-size:.78rem;line-height:1.45}.subjects-grid{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:14px;display:grid}.subject-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px;transition:all .2s}.subject-card:hover{border-color:#c8c3b8}.subject-emoji{margin-bottom:10px;font-size:1.6rem}.subject-card h3{margin-bottom:6px;font-size:1.05rem;font-weight:600}.subject-card p{color:var(--text-muted);margin-bottom:14px;font-size:.85rem;line-height:1.55}.subject-topics{flex-wrap:wrap;gap:6px;display:flex}.topic-tag{background:var(--bg-soft);border:1px solid var(--border);color:var(--text);border-radius:999px;align-items:center;gap:8px;padding:5px 10px 5px 12px;font-size:.8rem;font-weight:500;display:inline-flex}.topic-name{line-height:1.3}.topic-uplb{font-family:var(--mono);letter-spacing:.02em;background:var(--accent-soft);color:var(--accent);white-space:nowrap;border-radius:999px;flex-shrink:0;padding:2px 7px;font-size:.62rem;font-weight:600}.pricing-grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:16px;display:grid}.price-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:28px 24px;transition:all .2s;position:relative}.price-card.featured{border-color:var(--accent);background:linear-gradient(180deg, #f5f8fc 0%, var(--bg-card) 100%)}.price-card.featured:before{content:"Most Popular";background:var(--accent);color:#fff;border-radius:999px;padding:4px 12px;font-size:.72rem;font-weight:600;position:absolute;top:-12px;left:50%;transform:translate(-50%)}.price-label{color:var(--text-muted);margin-bottom:8px;font-size:.85rem;font-weight:600}.price-amount{letter-spacing:-.02em;margin-bottom:4px;font-size:clamp(1.5rem,4vw,2rem);font-weight:700}.price-amount span{color:var(--text-muted);font-size:.88rem;font-weight:500}.price-sub{color:var(--text-dim);margin-bottom:22px;font-size:.8rem}.price-features{flex-direction:column;gap:8px;margin-bottom:24px;list-style:none;display:flex}.price-features li{color:var(--text-muted);align-items:center;gap:10px;font-size:.85rem;display:flex}.price-features li:before{content:"✓";color:var(--success);font-size:.85rem;font-weight:700}.cta-block{text-align:center;border-radius:var(--radius);background:var(--bg-card);border:1px solid var(--border);box-shadow:var(--shadow);padding:48px 24px}.cta-block h2{margin-bottom:10px;font-size:1.5rem;font-weight:700}.cta-block p{color:var(--text-muted);margin-bottom:24px;max-width:480px;margin-inline:auto;font-size:.95rem}.footer{border-top:1px solid var(--border);text-align:center;color:var(--text-dim);padding:28px 0;font-size:.82rem}.footer-links{justify-content:center;gap:24px;margin-bottom:14px;display:flex}.footer-links a{color:var(--text-muted);font-size:.82rem}.nav-toggle{color:var(--text);cursor:pointer;background:0 0;border:none;font-size:1.4rem;display:none}@media (width<=768px){.nav-toggle{display:block}.nav-links{border-bottom:1px solid var(--border);background:#f0efebfa;flex-direction:column;gap:16px;padding:16px 24px;display:none;position:absolute;top:64px;left:0;right:0}.nav-links.open{display:flex}.hero{padding:100px 0 56px}.hero-stat{min-width:110px;padding:14px 18px}.hero-stat-value{font-size:1.35rem}}