@import url(https://fonts.googleapis.com/css2?family=Caveat:wght@400;600;700&display=swap);.cinema-root{-webkit-tap-highlight-color:transparent;background:#0b0e14;color:#f8fafc;font-family:Outfit,system-ui,sans-serif;inset:0;overflow:hidden;position:fixed;-webkit-user-select:none;user-select:none;z-index:80}.cinema-letterbox{background:#05070b;height:clamp(18px,4vh,44px);left:0;pointer-events:none;position:absolute;right:0;z-index:45}.cinema-letterbox.top{box-shadow:0 2px 24px #000c;top:0}.cinema-letterbox.bottom{bottom:0;box-shadow:0 -2px 24px #000c}.cinema-stage{align-items:center;display:flex;inset:0;justify-content:center;position:absolute}.cinema-camera{inset:0;position:absolute;will-change:transform}.cinema-drift{animation:cinemaDrift 26s ease-in-out infinite alternate;inset:0;position:absolute}@keyframes cinemaDrift{0%{transform:scale(1.005) translate(0)}50%{transform:scale(1.015) translate(-5px,3px)}to{transform:scale(1.008) translate(4px,-4px)}}.cinema-board{background:radial-gradient(120% 90% at 50% 30%,#2d3748 0,#1a202c 55%,#131a26 100%);inset:0;position:absolute}.cinema-board:before{background-image:url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='240' height='240'%3E%3Cfilter id='a'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.05 0'/%3E%3C/filter%3E%3Cpath filter='url(%23a)' d='M0 0h240v240H0z'/%3E%3C/svg%3E");opacity:.5}.cinema-board:after,.cinema-board:before{content:"";inset:0;pointer-events:none;position:absolute}.cinema-board:after{background:radial-gradient(80% 70% at 50% 45%,#0000 55%,#05070b8c 100%)}.cinema-vignette-glow{background:radial-gradient(50% 40% at 50% 8%,#f8fafc0d,#0000 70%);inset:0;pointer-events:none;position:absolute;z-index:2}.cw-scene{margin:0 auto;padding:0 8px;position:relative;width:min(88vw,980px);z-index:10}.cw-word{display:inline-block;filter:blur(3px);margin-right:.32em;opacity:0;transform:translateY(8px) rotate(.6deg);transition:opacity .28s ease-out,transform .34s cubic-bezier(.22,1,.36,1),filter .3s ease-out}.cw-word.on{filter:blur(0);opacity:1;transform:translateY(0) rotate(0deg)}.cw-heading{color:#f8fafc;font-family:Caveat,cursive;font-size:clamp(1.9rem,4.6vw,3.4rem);font-weight:700;line-height:1.12;margin-bottom:clamp(14px,3.2vh,34px);text-shadow:0 0 22px #f8fafc29}.cw-heading:after{background:linear-gradient(90deg,#f59e0be6,#0000);border-radius:2px;content:"";display:block;height:2px;margin-top:10px;width:120px}.cw-line{align-items:baseline;color:#e2e8f0;display:flex;flex-wrap:wrap;font-family:Caveat,cursive;font-size:clamp(1.35rem,3vw,2.15rem);font-weight:600;line-height:1.5;margin-bottom:clamp(8px,1.6vh,16px)}.cw-bullet{color:#f59e0b;font-family:Outfit;font-size:.8em;margin-right:12px;opacity:.9}.cw-annotation{border-left:3px solid #f59e0b73;color:#f59e0b;font-family:Caveat,cursive;font-size:clamp(1.05rem,2.2vw,1.5rem);margin-top:clamp(14px,3vh,30px);max-width:460px;opacity:.95;padding-left:14px;transform:rotate(-2.5deg)}.cw-caption{color:#94a3b8;font-family:Outfit,sans-serif;font-size:clamp(.9rem,1.8vw,1.15rem);font-weight:400;letter-spacing:.04em;margin-top:clamp(12px,2.6vh,26px)}.cw-formula-wrap{margin:clamp(14px,3.4vh,36px) 0;position:relative}.cw-formula{background:#0b0e1459;border:1px solid #f8fafc14;border-radius:18px;display:inline-block;font-size:clamp(1.7rem,5vw,3.3rem);padding:clamp(16px,3vh,30px) clamp(18px,3vw,36px);transition:box-shadow 1s ease,border-color 1s ease}.cw-formula,.cw-formula .katex{color:#f8fafc}.cw-formula.lit{animation:formulaPulse 2.6s ease-in-out infinite;border-color:#f59e0b66;box-shadow:0 0 44px #f59e0b2e,inset 0 0 30px #f59e0b0d}@keyframes formulaPulse{0%,to{box-shadow:0 0 44px #f59e0b29,inset 0 0 30px #f59e0b0d}50%{box-shadow:0 0 64px #f59e0b4d,inset 0 0 34px #f59e0b17}}.cinema-titlecard{max-width:900px;padding:0 6vw;position:relative;text-align:center;z-index:20}.cinema-kicker{color:#f59e0b;font-size:clamp(.68rem,1.4vw,.85rem);font-weight:600;letter-spacing:.45em;margin-bottom:22px;text-transform:uppercase}.cinema-title-main{color:#f8fafc;font-family:Outfit,sans-serif;font-size:clamp(1.7rem,5.2vw,3.6rem);font-weight:600;letter-spacing:-.02em;line-height:1.14}.cinema-title-sub{color:#94a3b8;font-size:clamp(.95rem,2vw,1.2rem);margin-top:16px}.cinema-begin-btn{animation:beginPulse 2.2s ease-out infinite;background:#f8fafc;border:none;border-radius:999px;box-shadow:0 0 0 0 #f8fafc59;color:#0b0e14;cursor:pointer;font-family:Outfit;font-size:1rem;font-weight:600;letter-spacing:.12em;margin-top:clamp(28px,6vh,56px);padding:16px 44px;text-transform:uppercase;transition:transform .2s cubic-bezier(.22,1,.36,1),background-color .2s ease}.cinema-begin-btn:hover{background:#fff;transform:scale(1.05)}@keyframes beginPulse{0%{box-shadow:0 0 0 0 #f8fafc4d}70%{box-shadow:0 0 0 22px #f8fafc00}to{box-shadow:0 0 0 0 #f8fafc00}}.cinema-factcard{backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);background:#1e293b8c;border:1px solid #f8fafc1f;border-radius:22px;box-shadow:0 18px 60px #0000008c,inset 0 1px 0 #f8fafc0f;margin:0 auto;max-width:min(88vw,620px);padding:clamp(26px,4.5vh,44px) clamp(24px,4vw,44px);position:relative;z-index:20}.cinema-fact-tag{align-items:center;color:#10b981;display:inline-flex;font-size:.7rem;font-weight:600;gap:8px;letter-spacing:.3em;margin-bottom:18px;text-transform:uppercase}.cinema-fact-text{color:#f8fafc;font-family:Outfit;font-size:clamp(1.05rem,2.4vw,1.45rem);font-weight:400;line-height:1.65}.cinema-video-wrap{align-items:center;background:#05070b;display:flex;inset:0;justify-content:center;position:absolute;z-index:25}.cinema-video{height:100%;object-fit:contain;width:100%}.cinema-lower-third{-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);background:#0b0e14b8;border-left:3px solid #f59e0b;border-radius:12px;bottom:clamp(64px,12vh,110px);color:#f8fafc;font-size:clamp(.85rem,1.8vw,1.05rem);left:clamp(18px,4vw,56px);letter-spacing:.02em;padding:10px 20px;position:absolute;z-index:26}.cinema-three-wrap{inset:0;position:absolute;z-index:15}.cinema-three-caption{bottom:clamp(70px,13vh,120px);color:#e2e8f0;font-family:Caveat,cursive;font-size:clamp(1.25rem,2.8vw,1.9rem);left:0;padding:0 8vw;pointer-events:none;position:absolute;right:0;text-align:center;text-shadow:0 2px 18px #000c;z-index:16}.cinema-topbar{align-items:center;display:flex;justify-content:space-between;padding:clamp(20px,5vh,52px) clamp(16px,3vw,36px) 12px;top:0}.cinema-bottombar,.cinema-topbar{left:0;position:absolute;right:0;z-index:50}.cinema-bottombar{bottom:0;padding:12px clamp(16px,3vw,36px) clamp(22px,5.5vh,56px)}.cinema-scene-label{color:#94a3b8;font-size:.68rem;font-weight:500;letter-spacing:.28em;text-transform:uppercase}.cinema-rail{cursor:pointer;display:flex;gap:5px;margin-bottom:16px}.cinema-rail-seg{background:#47556999;border-radius:3px;flex:1 1;height:3px;overflow:hidden;transition:height .2s ease-out}.cinema-rail:hover .cinema-rail-seg{height:6px}.cinema-rail-fill{background:#f8fafc;border-radius:3px;box-shadow:0 0 8px #f8fafc80;height:100%}.cinema-controls{align-items:center;display:flex;gap:10px}.cinema-ctl-btn{align-items:center;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);background:#1e293b99;border:1px solid #f8fafc1f;border-radius:999px;color:#f8fafc;cursor:pointer;display:inline-flex;height:44px;justify-content:center;transition:transform .15s cubic-bezier(.22,1,.36,1),background-color .15s ease,border-color .15s ease;width:44px}.cinema-ctl-btn:hover{background:#2d3748d9;border-color:#f8fafc47;transform:scale(1.08)}.cinema-ctl-btn.primary{background:#f8fafc;border-color:#0000;color:#0b0e14;height:54px;width:54px}.cinema-ctl-btn.primary:hover{background:#fff}.cinema-endcard{margin:0 auto;max-width:760px;padding:0 6vw;position:relative;text-align:center;z-index:20}.cinema-end-list{margin:26px auto 0;max-height:34vh;max-width:480px;overflow-y:auto;text-align:left}.cinema-end-item{align-items:center;color:#94a3b8;display:flex;font-size:clamp(.85rem,1.8vw,1rem);gap:12px;padding:7px 0}.cinema-end-item svg{color:#10b981;flex-shrink:0}.cinema-end-actions{display:flex;flex-wrap:wrap;gap:14px;justify-content:center;margin-top:clamp(24px,5vh,44px)}.cinema-end-btn{background:#0000;border:1px solid #f8fafc40;border-radius:999px;color:#f8fafc;cursor:pointer;font-family:Outfit;font-size:.85rem;font-weight:600;letter-spacing:.1em;padding:13px 30px;text-transform:uppercase;transition:transform .18s cubic-bezier(.22,1,.36,1),background-color .18s ease,color .18s ease}.cinema-end-btn:hover{background:#f8fafc14;transform:translateY(-2px)}.cinema-end-btn.primary{background:#f59e0b;border-color:#0000;color:#0b0e14}.cinema-end-btn.primary:hover{background:#fbbf24}.cinema-loader{align-items:center;background:#0b0e14;color:#f8fafc;display:flex;flex-direction:column;font-family:Outfit;gap:26px;inset:0;justify-content:center;position:fixed;z-index:80}.cinema-loader-ring{animation:cinemaSpin 1s linear infinite;border:2px solid #f8fafc1f;border-radius:999px;border-top-color:#f59e0b;height:62px;width:62px}@keyframes cinemaSpin{to{transform:rotate(1turn)}}.cinema-loader-line{color:#94a3b8;font-size:.95rem;letter-spacing:.06em;min-height:24px}.cinema-home{background:#0b0e14;color:#f8fafc;font-family:Outfit,sans-serif;min-height:100vh;padding-bottom:90px}.cinema-home-hero{margin:0 auto;max-width:1100px;padding:clamp(64px,14vh,130px) 6vw 40px}.cinema-lesson-card{background:#1e293b73;border:1px solid #f8fafc17;border-radius:20px;margin-bottom:22px;padding:26px 26px 20px;transition:border-color .2s ease,transform .2s cubic-bezier(.22,1,.36,1)}.cinema-lesson-card:hover{border-color:#f59e0b59;transform:translateY(-2px)}.cinema-page-chip{align-items:center;background:#0b0e1499;border:1px solid #f8fafc24;border-radius:999px;color:#e2e8f0;cursor:pointer;display:inline-flex;font-size:.82rem;font-weight:500;gap:8px;margin:6px 8px 0 0;padding:9px 16px;text-decoration:none;transition:transform .15s cubic-bezier(.22,1,.36,1),border-color .15s ease,background-color .15s ease}.cinema-page-chip:hover{background:#f59e0b1f;border-color:#f59e0b;color:#fff;transform:scale(1.04)}.cinema-image-wrap{align-items:center;background:#05070b;display:flex;inset:0;justify-content:center;overflow:hidden;position:absolute;z-index:18}.cinema-image-inner{inset:-6%;position:absolute;will-change:transform}.cinema-image-el{-webkit-user-drag:none;filter:saturate(1.05) contrast(1.03);height:100%;object-fit:cover;object-position:center;-webkit-user-select:none;user-select:none;width:100%}.cinema-image-skel{align-items:center;background:radial-gradient(80% 60% at 50% 55%,#1e293be6 0,#0b0e14fa 100%);display:flex;flex-direction:column;gap:18px;inset:0;justify-content:center;position:absolute}.cinema-image-skel-shimmer{animation:cinema-shimmer 1.6s ease-in-out infinite;background:linear-gradient(90deg,#0000,#f59e0bb3,#0000);border-radius:999px;height:3px;width:260px}.cinema-image-skel-label{color:#94a3b8;font-family:Outfit;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase}@keyframes cinema-shimmer{0%,to{opacity:.35;transform:translateX(-40%)}50%{opacity:1;transform:translateX(40%)}}.cinema-image-vignette{background:radial-gradient(90% 65% at 50% 55%,#0000 50%,#000000b8 100%);inset:0;pointer-events:none;position:absolute}.cinema-image-lower-third{bottom:clamp(90px,14vh,130px);color:#f8fafc;font-family:Outfit,sans-serif;font-size:clamp(.95rem,2.2vw,1.4rem);font-weight:500;left:6vw;letter-spacing:.005em;position:absolute;right:6vw;text-align:center;text-shadow:0 4px 22px #000000d9;z-index:5}.cinema-endcard-lit{position:relative;z-index:20}.cinema-lights-on{background:radial-gradient(1200px 700px at 50% -10%,#fbbf2429,#0000 60%),radial-gradient(900px 600px at 15% 100%,#f59e0b1f,#0000 65%),radial-gradient(900px 600px at 85% 100%,#d946ef14,#0000 65%);inset:0;mix-blend-mode:screen;pointer-events:none;position:fixed;z-index:5}.cinema-doubt-btn{align-items:center;background:linear-gradient(120deg,#1f1330,#2d1a3f 55%,#4a1e2a);border:1px solid #fbbf2473;border-radius:22px;box-shadow:0 24px 55px -22px #fbbf248c,inset 0 0 0 1px #fbbf241f;color:#f8fafc;cursor:pointer;display:inline-flex;font-family:Outfit,sans-serif;gap:16px;margin:28px auto 0;overflow:hidden;padding:16px 22px 16px 18px;position:relative;text-align:left;transition:transform .2s cubic-bezier(.22,1,.36,1),box-shadow .2s ease;z-index:20}.cinema-doubt-btn:hover{box-shadow:0 30px 60px -22px #fbbf24b3;transform:translateY(-2px)}.cinema-doubt-btn:before{animation:cinema-doubt-shine 3.6s ease-in-out infinite;background:linear-gradient(90deg,#0000,#fbbf2459,#0000);content:"";inset:-2px -60px;pointer-events:none;position:absolute;transform:skewX(-16deg)}@keyframes cinema-doubt-shine{0%{transform:translateX(-40%) skewX(-16deg)}to{transform:translateX(140%) skewX(-16deg)}}.cinema-doubt-icon-wrap{align-items:center;background:#fbbf2426;border:1px solid #fbbf2466;border-radius:14px;color:#fbbf24;display:inline-flex;flex-shrink:0;height:42px;justify-content:center;width:42px}.cinema-doubt-text{display:flex;flex-direction:column;gap:3px;min-width:0}.cinema-doubt-kicker{color:#fbbf24;font-size:.68rem;font-weight:700;letter-spacing:.24em;text-transform:uppercase}.cinema-doubt-title{color:#fff;font-size:clamp(.98rem,2.1vw,1.15rem);font-weight:700;letter-spacing:.005em}.cinema-doubt-arrow{color:#fbbf24bf;flex-shrink:0}@media (max-width:640px){.cw-scene{width:92vw}.cinema-ctl-btn{height:40px;width:40px}.cinema-ctl-btn.primary{height:50px;width:50px}.cinema-doubt-btn{gap:12px;margin-top:22px;padding:14px 16px}.cinema-doubt-icon-wrap{border-radius:12px;height:36px;width:36px}.cinema-doubt-kicker{font-size:.62rem;letter-spacing:.2em}.cinema-image-lower-third{bottom:clamp(100px,15vh,130px);font-size:clamp(.85rem,3.5vw,1.05rem)}}.cinema-live-cta{align-items:center;background:linear-gradient(120deg,#dc2626,#7c3aed);border:none;border-radius:999px;box-shadow:0 8px 24px -8px #7c3aed80;color:#fff;cursor:pointer;display:inline-flex;font-size:.95rem;font-weight:800;gap:6px;margin-top:22px;padding:12px 22px;transition:transform .15s ease,box-shadow .15s ease}.cinema-live-cta:hover{box-shadow:0 12px 28px -8px #7c3aed99;transform:translateY(-2px)}.cinema-live-cta:active{transform:translateY(0)}