:root{--color-primary: #6366f1;--color-primary-dark: #4f46e5;--color-vibrant-pink: #ec4899;--color-vibrant-teal: #14b8a6;--color-vibrant-orange: #f97316;--color-background: #F8FAFC;--color-surface: #ffffff;--color-text: #334155;--color-text-secondary: #64748b;--color-border: #e2e8f0;--color-success: #22c55e;--color-warning: #eab308;--color-error: #ef4444;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--font-family-base: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--shadow-sm: 0 1px 2px 0 rgb(0 0 0 / .05);--shadow-card: 0 4px 6px -1px rgba(0, 0, 0, .05), 0 2px 4px -1px rgba(0, 0, 0, .03);--shadow-soft: 0 10px 40px -10px rgba(0, 0, 0, .08);--shadow-glow: 0 0 20px rgba(99, 102, 241, .15);--radius-sm: .25rem;--radius-md: .5rem;--radius-lg: 1rem;--radius-xl: 1.5rem;--radius-2xl: 2rem;--radius-full: 9999px;--transition-base: all .2s ease-in-out}*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family-base);background-color:#f3f4f6;color:var(--color-text);line-height:1.5;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{max-width:480px;margin:0 auto;background-color:var(--color-background);min-height:100vh;min-height:100dvh;box-shadow:var(--shadow-soft);position:relative}.app-shell{display:flex;flex-direction:column;min-height:100vh;min-height:100dvh}.app-header{position:sticky;top:0;z-index:50;background:#fffffff2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);padding:1rem var(--spacing-md) .5rem}.app-shell>main{flex:1;padding:var(--spacing-md);padding-bottom:96px}a{color:var(--color-primary);text-decoration:none}button{cursor:pointer;font-family:inherit}.container{width:100%;margin:0 auto}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.2;margin-bottom:var(--spacing-sm)}.text-secondary{color:var(--color-text-secondary)}.card{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--spacing-md);box-shadow:var(--shadow-card);margin-bottom:var(--spacing-md);border:1px solid var(--color-border)}.gradient-text{background:linear-gradient(to right,var(--color-primary),var(--color-vibrant-pink));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.track-btn{flex-shrink:0;background:var(--color-surface);color:#4b5563;border:1px solid var(--color-border);padding:.625rem 1.5rem;border-radius:var(--radius-xl);font-size:.875rem;font-weight:600;transition:var(--transition-base);white-space:nowrap}.track-btn:hover{border-color:var(--color-primary);color:var(--color-primary)}.track-btn-active{flex-shrink:0;background:#1e293b;color:#fff;border:1px solid #1e293b;padding:.625rem 1.5rem;border-radius:var(--radius-xl);font-size:.875rem;font-weight:700;white-space:nowrap;box-shadow:0 4px 12px #0000001f;transition:var(--transition-base)}.timeline-container{position:relative;padding-left:20px;margin-top:1.5rem}.timeline-line{position:absolute;left:7px;top:16px;bottom:0;width:2px;background:linear-gradient(to bottom,#e2e8f0,transparent);z-index:0}.timeline-dot{width:12px;height:12px;border-radius:50%;position:absolute;left:-18px;top:4px;z-index:1}.timeline-dot-indigo{background:var(--color-primary);box-shadow:0 0 0 4px var(--color-background),0 0 10px #6366f180}.timeline-dot-pink{background:var(--color-vibrant-pink);box-shadow:0 0 0 4px var(--color-background),0 0 10px #ec489980}.timeline-dot-orange{background:var(--color-vibrant-orange);box-shadow:0 0 0 4px var(--color-background),0 0 10px #f9731680}.timeline-dot-teal{background:var(--color-vibrant-teal);box-shadow:0 0 0 4px var(--color-background),0 0 10px #14b8a680}.timeline-dot-gray{background:#9ca3af;box-shadow:0 0 0 4px var(--color-background),0 0 10px #9ca3af4d}.session-card-indigo{background:linear-gradient(135deg,#eef2ff,#fff);border-radius:var(--radius-xl);padding:2px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease;cursor:pointer}.session-card-indigo:hover{box-shadow:var(--shadow-card)}.session-card-indigo .session-card-inner{background:#fff9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:calc(var(--radius-xl) - 2px);padding:1.25rem;border:1px solid #e0e7ff}.session-card-pink{background:linear-gradient(135deg,#fdf2f8,#fff);border-radius:var(--radius-xl);padding:2px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease;cursor:pointer}.session-card-pink:hover{box-shadow:var(--shadow-card)}.session-card-pink .session-card-inner{background:#fff9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:calc(var(--radius-xl) - 2px);padding:1.25rem;border:1px solid #fce7f3}.session-card-orange{background:linear-gradient(135deg,#fff7ed,#fff);border-radius:var(--radius-xl);padding:2px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease;cursor:pointer}.session-card-orange:hover{box-shadow:var(--shadow-card)}.session-card-orange .session-card-inner{background:#fff9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:calc(var(--radius-xl) - 2px);padding:1.25rem;border:1px solid #fed7aa}.session-card-teal{background:linear-gradient(135deg,#f0fdfa,#fff);border-radius:var(--radius-xl);padding:2px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease;cursor:pointer}.session-card-teal:hover{box-shadow:var(--shadow-card)}.session-card-teal .session-card-inner{background:#fff9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:calc(var(--radius-xl) - 2px);padding:1.25rem;border:1px solid #ccfbf1}.session-card-gray{background:linear-gradient(135deg,#f8fafc,#fff);border-radius:var(--radius-xl);padding:2px;box-shadow:var(--shadow-sm);transition:box-shadow .2s ease;cursor:pointer}.session-card-gray:hover{box-shadow:var(--shadow-card)}.session-card-gray .session-card-inner{background:#fff9;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:calc(var(--radius-xl) - 2px);padding:1.25rem;border:1px solid #e2e8f0}.badge{display:inline-flex;align-items:center;padding:.25rem .75rem;border-radius:.5rem;font-size:.625rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase}.badge-indigo{background:#e0e7ff;color:#4338ca}.badge-pink{background:#fce7f3;color:#be185d}.badge-orange{background:#ffedd5;color:#c2410c}.badge-teal{background:#ccfbf1;color:#0f766e}.badge-gray{background:#f1f5f9;color:#475569}.badge-red{background:#fee2e2;color:#991b1b}.avatar-stack{display:flex;padding-left:8px}.avatar-stack img,.avatar-stack .avatar-overflow{width:36px;height:36px;border-radius:50%;border:2px solid white;object-fit:cover;margin-left:-8px;box-shadow:var(--shadow-sm)}.avatar-stack .avatar-overflow{background:#eef2ff;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:var(--color-primary)}.favorite-btn{background:#fff;border:none;padding:6px;border-radius:50%;box-shadow:var(--shadow-sm);color:#9ca3af;display:flex;align-items:center;justify-content:center;transition:color .2s ease;flex-shrink:0}.favorite-btn:hover{color:var(--color-vibrant-pink)}.bottom-nav{position:fixed;bottom:0;left:50%;transform:translate(-50%);width:100%;max-width:480px;background:#fffffff2;backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-top:1px solid #f1f5f9;display:flex;justify-content:space-around;align-items:center;height:80px;padding-bottom:env(safe-area-inset-bottom);z-index:100}.nav-item{display:flex;flex-direction:column;align-items:center;justify-content:center;flex:1;height:100%;color:#9ca3af;text-decoration:none;gap:4px;transition:color .2s ease}.nav-item span.nav-label{font-size:11px;font-weight:500}.nav-item-active{color:var(--color-primary)}.nav-item-active span.nav-label{font-weight:700}.nav-icon-wrap{padding:6px;border-radius:12px;transition:var(--transition-base);display:flex;align-items:center;justify-content:center}.nav-item-active .nav-icon-wrap{background:#eef2ff}.sponsor-featured-card{position:relative;width:100%;height:208px;border-radius:var(--radius-2xl);overflow:hidden;cursor:pointer;box-shadow:0 10px 25px -5px #00000026;transition:box-shadow .3s ease}.sponsor-featured-card:hover{box-shadow:var(--shadow-glow)}.sponsor-featured-card img.sponsor-bg{width:100%;height:100%;object-fit:cover;transition:transform .7s ease}.sponsor-featured-card:hover img.sponsor-bg{transform:scale(1.1)}.sponsor-featured-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(99,102,241,.9),rgba(236,72,153,.4),transparent);mix-blend-mode:multiply;opacity:.8}.sponsor-featured-gradient{position:absolute;inset:0;background:linear-gradient(to top,rgba(0,0,0,.6),transparent)}.sponsor-featured-content{position:absolute;bottom:0;left:0;width:100%;padding:1.5rem}.no-scrollbar::-webkit-scrollbar{display:none}.no-scrollbar{-ms-overflow-style:none;scrollbar-width:none}.sticky-date-section{position:sticky;top:0;z-index:40;background:#f8fafce6;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);border-bottom:1px solid rgba(226,232,240,.5);padding-bottom:1rem;padding-top:.5rem}.day-badge{padding:.25rem .75rem;border-radius:var(--radius-full);background:#6366f11a;color:var(--color-primary);font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;border:1px solid rgba(99,102,241,.2)}.btn{display:inline-flex;align-items:center;justify-content:center;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--radius-full);font-weight:500;transition:var(--transition-base);border:none}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:active{transform:scale(.98);opacity:.9}.speaker-section-label{font-size:.75rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:#9ca3af;margin-bottom:1rem;margin-top:.5rem}.speaker-search-wrap{position:relative;display:flex;align-items:center}.speaker-search-icon{position:absolute;left:.75rem;font-size:20px;color:#9ca3af;pointer-events:none;transition:color .2s ease}.speaker-search-wrap:focus-within .speaker-search-icon{color:var(--color-primary)}.speaker-search-input{width:100%;padding:.875rem 2.5rem .875rem 2.75rem;border:none;border-radius:var(--radius-xl);background:#fff;color:#111827;font-size:.875rem;font-family:inherit;box-shadow:var(--shadow-soft);outline:none;transition:box-shadow .2s ease}.speaker-search-input::placeholder{color:#9ca3af}.speaker-search-input:focus{box-shadow:var(--shadow-soft),0 0 0 2px #6366f14d}.speaker-search-clear{position:absolute;right:.75rem;background:none;border:none;padding:4px;border-radius:50%;color:#9ca3af;display:flex;align-items:center;justify-content:center;transition:color .2s ease,background .2s ease}.speaker-search-clear:hover{color:#6b7280;background:#f3f4f6}.speaker-card-featured{display:flex;align-items:center;gap:1rem;padding:1rem;border-radius:var(--radius-xl);border:1px solid;cursor:pointer;transition:box-shadow .2s ease,transform .15s ease;overflow:hidden;max-width:100%;width:100%}.speaker-card-featured:hover{box-shadow:var(--shadow-card)}.speaker-card-featured:active{transform:scale(.99)}.speaker-avatar-lg{width:64px;height:64px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 2px #fff;flex-shrink:0}.speaker-fav-btn{width:32px;height:32px;border-radius:50%;background:#fff;display:flex;align-items:center;justify-content:center;color:#9ca3af;box-shadow:var(--shadow-sm);flex-shrink:0;transition:color .2s ease}.speaker-card-featured:hover .speaker-fav-btn{color:var(--color-vibrant-pink)}.speaker-card-row{display:flex;align-items:center;gap:1rem;padding:1rem;border-radius:var(--radius-xl);border:1px solid;cursor:pointer;transition:box-shadow .2s ease,transform .15s ease}.speaker-card-row:hover{box-shadow:var(--shadow-card)}.speaker-card-row:active{transform:scale(.99)}.speaker-avatar-sm{width:56px;height:56px;border-radius:50%;object-fit:cover;box-shadow:0 0 0 2px #fff;flex-shrink:0}.sticky-header{position:sticky;top:0;background:#f8fafcf2;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);padding:.5rem 0;z-index:10;border-bottom:1px solid var(--color-border);margin-bottom:.5rem}@keyframes fadeIn{0%{opacity:0;transform:translate(-50%) translateY(10px)}to{opacity:1;transform:translate(-50%) translateY(0)}}@keyframes slideUp{0%{transform:translateY(100%)}to{transform:translateY(0)}}@keyframes slideDown{0%{transform:translateY(-100%);opacity:0}to{transform:translateY(0);opacity:1}}@keyframes toast-slide-in{0%{transform:translate(-50%) translateY(-100%);opacity:0}to{transform:translate(-50%) translateY(0);opacity:1}}@keyframes shimmer{0%{background-position:-200% 0}to{background-position:200% 0}}.shimmer{background:linear-gradient(90deg,#e2e8f0 25%,#f1f5f9,#e2e8f0 75%);background-size:200% 100%;animation:shimmer 1.5s ease-in-out infinite;border-radius:var(--radius-md)}@media(prefers-reduced-motion:reduce){.shimmer{animation:none;background:#e2e8f0}}.skeleton-container{padding:0}.skeleton-line{height:14px;margin-bottom:8px}.skeleton-line-short{width:60%}.skeleton-line-medium{width:80%}.skeleton-card{background:var(--color-surface);border-radius:var(--radius-lg);padding:var(--spacing-md);margin-bottom:var(--spacing-sm);box-shadow:var(--shadow-sm)}.skip-link{position:absolute;top:-100%;left:16px;z-index:10000;padding:8px 16px;background:var(--color-primary);color:#fff;border-radius:var(--radius-md);font-size:var(--font-size-sm);font-weight:600;text-decoration:none;transition:top .2s}.skip-link:focus{top:8px}:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}:focus:not(:focus-visible){outline:none}a:focus-visible,button:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px;border-radius:var(--radius-sm)}