/* Shared cinematic stage, seam mask, and page-specific light titles. */
.video-stage{position:relative;isolation:isolate;height:clamp(28rem,56.25vw,46rem);margin-top:4.75rem;overflow:hidden;background:#05080e;color:#fff}
.video-stage__poster,.video-stage__video,.video-stage__veil{position:absolute;inset:0;width:100%;height:100%}
.video-stage__poster,.video-stage__video{object-fit:cover}
.video-stage__poster{z-index:-3;transform:scale(1.012)}
.video-stage__video{z-index:-2;opacity:1;filter:blur(0);transition:opacity .45s ease,filter .45s ease;will-change:opacity,filter}
.video-stage.is-seam .video-stage__video{opacity:0;filter:blur(12px)}
.video-stage__veil{z-index:-1;background:radial-gradient(circle at 50% 48%,rgba(167,228,255,.13),transparent 30%),linear-gradient(180deg,rgba(1,5,12,.18),rgba(1,5,12,.06) 48%,rgba(1,5,12,.68));box-shadow:inset 0 0 9rem rgba(7,11,22,.45)}
.video-stage__content{display:grid;width:min(1180px,calc(100% - 2rem));height:100%;margin:auto;place-content:center;text-align:center}
.video-stage__kicker{margin:0 0 1.1rem;color:#dffaff;font-size:.72rem;font-weight:800;letter-spacing:.34em;text-transform:uppercase;text-shadow:0 0 18px rgba(184,244,255,.75)}
.video-title{--title-stagger:.12s;margin:0;font-size:clamp(2.5rem,7.6vw,7.1rem);font-weight:600;line-height:.95}
.video-title__brand,.video-title__descriptor{display:block;white-space:nowrap}
.video-title__descriptor{margin-top:.08em}
.video-title__letter{display:inline-block;white-space:pre;opacity:0;animation-delay:calc(var(--char-index) * var(--title-stagger))}
.title-vision{letter-spacing:.15em}
.title-vision .video-title__letter{color:#f1fbff;text-shadow:0 0 8px #fff,0 0 30px #8edcff,0 0 72px #796cff;animation-name:visionReveal;animation-duration:10.04s;animation-timing-function:ease-in-out;animation-iteration-count:infinite;animation-fill-mode:backwards}
.title-ai{font-family:'Sora Variable','Pretendard Variable',ui-sans-serif,sans-serif;letter-spacing:.045em}
.title-ai .video-title__letter{color:transparent;background:repeating-linear-gradient(180deg,#eaffff 0 6px,#63e8ff 7px 9px,#b7ffff 10px 12px);background-clip:text;-webkit-background-clip:text;filter:drop-shadow(0 0 13px rgba(33,224,255,.9));animation-name:aiReveal;animation-duration:10.04s;animation-timing-function:steps(12,end);animation-iteration-count:infinite;animation-fill-mode:backwards}
.title-gold{letter-spacing:.025em}
.title-gold .video-title__letter{color:transparent;background:linear-gradient(100deg,#8e5e12 8%,#ffdc79 32%,#fff9ce 47%,#f5b839 62%,#8b5410 88%);background-size:220% 100%;background-clip:text;-webkit-background-clip:text;filter:drop-shadow(0 0 12px rgba(255,182,48,.8));animation-name:goldReveal;animation-duration:10.04s;animation-timing-function:cubic-bezier(.2,.7,.25,1);animation-iteration-count:infinite;animation-fill-mode:backwards}
.video-stage__control{position:absolute;right:clamp(1rem,3vw,2.5rem);bottom:clamp(1rem,3vw,2rem);min-width:8.2rem;min-height:2.75rem;padding:.65rem 1rem;border:1px solid rgba(225,248,255,.58);border-radius:9999px;color:#fff;background:rgba(3,8,17,.72);font-size:.83rem;font-weight:700;backdrop-filter:blur(12px)}
.video-stage__control:hover,.video-stage__control:focus-visible{border-color:#fff;background:rgba(6,14,28,.9);outline:2px solid transparent;box-shadow:0 0 0 3px rgba(114,226,255,.35)}
@keyframes visionReveal{0%,8%,100%{opacity:0;letter-spacing:.32em;filter:blur(22px)}24%,66%{opacity:1;letter-spacing:.15em;filter:blur(0)}82%{opacity:0;letter-spacing:.21em;filter:blur(9px)}}
@keyframes aiReveal{0%,10%,100%{opacity:0;clip-path:inset(48% 0 48% 0);transform:scaleX(.7)}16%{opacity:.35;clip-path:inset(8% 0 64% 0)}20%{opacity:.12;clip-path:inset(65% 0 4% 0)}27%,67%{opacity:1;clip-path:inset(0);transform:scaleX(1)}76%{opacity:.28;clip-path:inset(22% 0 35% 0)}84%{opacity:0;clip-path:inset(50% 0);transform:scaleX(1.04)}}
@keyframes goldReveal{0%,9%,100%{opacity:0;background-position:100% 0;filter:blur(12px) drop-shadow(0 0 5px #d68d16);transform:scale(.98)}25%,65%{opacity:1;background-position:0 0;filter:blur(0) drop-shadow(0 0 16px rgba(255,186,48,.9));transform:scale(1)}80%{opacity:0;background-position:-90% 0;filter:blur(5px) drop-shadow(0 0 34px #ffc24d);transform:scale(1.015)}}
@media(max-width:640px){.video-stage{height:31rem;margin-top:4.5rem}.video-stage__content{width:calc(100% - 1.5rem)}.video-title{font-size:clamp(1.65rem,8.6vw,2.35rem);line-height:1}.title-vision{letter-spacing:.08em}.video-stage__kicker{letter-spacing:.22em}.video-stage__control{right:1rem;bottom:1rem}}
@media(prefers-reduced-motion:reduce){.video-stage__video{display:none}.video-title__letter{opacity:1!important;animation:none!important;filter:none!important;transform:none!important}.title-vision{letter-spacing:.15em}}