:root{
  --av-ink:#071426;
  --av-navy:#06101f;
  --av-blue:#2446a5;
  --av-sky:#eef5ff;
  --av-line:#e1e8f2;
  --av-muted:#5d6b80;
  --av-white:#ffffff;
  --av-shadow:0 28px 72px rgba(10,31,68,.14);
}
.ai-video-page .detail-main{background:#fff}
.av-section{position:relative;padding:92px 0}
.av-section-head{display:grid;gap:14px;align-items:end;margin-bottom:30px}
.av-section-head.center{text-align:center;justify-items:center;max-width:860px;margin:0 auto 34px}
.av-section-head h2,.av-sticky-title h2,.av-visual-copy h2{margin:0;color:var(--av-ink);font-size:clamp(38px,4.4vw,64px);line-height:1.06;letter-spacing:-.085em;font-weight:900}
.av-section-head p,.av-sticky-title p,.av-visual-copy p{margin:0;color:var(--av-muted);font-size:16px;line-height:1.8;font-weight:600;word-break:keep-all}
.av-section-head.on-dark h2{color:#fff}
.av-section-head.on-dark p{color:rgba(255,255,255,.72)}
.av-kicker{display:inline-flex;align-items:center;gap:9px;min-height:36px;padding:0 14px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.14);color:#dbeafe;font-size:12px;font-weight:900;letter-spacing:-.02em;backdrop-filter:blur(12px)}
.av-kicker:before{content:"";width:9px;height:9px;border-radius:50%;background:#60a5fa;box-shadow:0 0 0 5px rgba(96,165,250,.15)}
.av-kicker.light{background:#fff;border-color:#d9e5f8;color:var(--av-blue);box-shadow:0 12px 30px rgba(10,31,68,.06)}
.av-hero{position:relative;overflow:hidden;padding:110px 0 98px;background:
  radial-gradient(circle at 18% 20%, rgba(36,70,165,.25), transparent 28%),
  radial-gradient(circle at 82% 16%, rgba(98,150,255,.2), transparent 26%),
  linear-gradient(135deg,#071426 0%,#091930 42%,#0b2047 100%);
}
.av-hero:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.05) 1px,transparent 1px);background-size:88px 88px;mask-image:linear-gradient(180deg,rgba(0,0,0,.8),transparent 100%)}
.av-hero-inner{position:relative;z-index:2;display:grid;grid-template-columns:minmax(0,.96fr) minmax(420px,1.04fr);gap:54px;align-items:center}
.av-hero-copy h1{margin:18px 0 0;color:#fff;font-size:clamp(52px,6.5vw,92px);line-height:.98;letter-spacing:-.1em;font-weight:900}
.av-hero-copy p{max-width:620px;margin:24px 0 0;color:rgba(238,245,255,.78);font-size:18px;line-height:1.82;font-weight:600;letter-spacing:-.03em;word-break:keep-all}
.av-hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:32px}
.av-btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 20px;border-radius:999px;font-size:14px;font-weight:900;transition:transform .2s ease,box-shadow .2s ease}
.av-btn:hover{transform:translateY(-2px)}
.av-btn.primary{background:#fff;color:#071426;box-shadow:0 18px 36px rgba(0,0,0,.22)}
.av-btn.ghost{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.18);color:#fff;backdrop-filter:blur(12px)}
.av-hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin-top:26px}
.av-hero-tags span{display:inline-flex;align-items:center;height:36px;padding:0 13px;border-radius:999px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.13);color:#dbeafe;font-size:12px;font-weight:900}
.av-hero-art{position:relative;min-height:620px}
.av-card-main{position:absolute;inset:44px 56px 48px 38px;border-radius:34px;overflow:hidden;background:#09111f;box-shadow:0 36px 88px rgba(0,0,0,.35)}
.av-card-main img,.av-floating-card img{display:block;width:100%;height:100%;object-fit:cover}
.av-card-main:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(5,13,28,.05),rgba(5,13,28,.72))}
.av-play{position:absolute;left:50%;top:50%;width:92px;height:92px;border-radius:50%;background:rgba(255,255,255,.92);transform:translate(-50%,-50%);display:grid;place-items:center;box-shadow:0 22px 48px rgba(0,0,0,.24);z-index:2}
.av-play span{display:block;width:0;height:0;border-top:16px solid transparent;border-bottom:16px solid transparent;border-left:24px solid #2446a5;margin-left:7px}
.av-card-caption{position:absolute;left:28px;right:28px;bottom:26px;z-index:2;color:#fff}
.av-card-caption b{display:block;font-size:30px;font-weight:900;letter-spacing:-.06em}
.av-card-caption small{display:block;margin-top:7px;color:rgba(255,255,255,.74);font-size:13px;font-weight:900}
.av-floating-card{position:absolute;overflow:hidden;border-radius:28px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.1);backdrop-filter:blur(12px);box-shadow:0 24px 60px rgba(0,0,0,.26)}
.av-float-studio{left:0;bottom:0;width:248px;height:176px}
.av-float-studio:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent,rgba(6,17,31,.78))}
.av-float-studio span{position:absolute;left:16px;bottom:15px;color:#fff;font-size:13px;font-weight:900;z-index:2}
.av-float-flow{right:2px;top:22px;width:198px;height:154px}
.av-float-flow:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6,17,31,.1),rgba(6,17,31,.82));z-index:1}
.av-float-flow>div{position:absolute;left:18px;right:18px;bottom:18px;z-index:2;color:#fff}
.av-float-flow strong{display:block;font-size:26px;line-height:1.1;font-weight:900;letter-spacing:-.05em}
.av-float-flow em{display:block;font-style:normal;margin-top:6px;color:#dbeafe;font-size:12px;font-weight:900}
.av-quick{position:absolute;left:50%;bottom:24px;transform:translateX(-50%);z-index:5;display:flex;gap:8px;padding:9px;border:1px solid rgba(255,255,255,.14);border-radius:999px;background:rgba(255,255,255,.08);backdrop-filter:blur(18px);box-shadow:0 18px 46px rgba(0,0,0,.22);max-width:calc(100% - 40px);overflow:auto;scrollbar-width:none}
.av-quick::-webkit-scrollbar{display:none}
.av-quick a{white-space:nowrap;padding:10px 14px;border-radius:999px;color:rgba(255,255,255,.8);font-size:12px;font-weight:900}
.av-quick a:hover{background:rgba(255,255,255,.14);color:#fff}

.av-showcase{background:#060c18;color:#fff}
.av-project-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));grid-auto-rows:300px;gap:18px}
.av-project-card{position:relative;overflow:hidden;border-radius:32px;background:#0f1728;box-shadow:0 20px 56px rgba(0,0,0,.22)}
.av-project-card.tall{grid-column:span 2;grid-row:span 2}
.av-project-card.wide{grid-column:span 2}
.av-project-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .45s ease,filter .45s ease}
.av-project-card:hover img{transform:scale(1.05);filter:saturate(1.08)}
.av-project-card:after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(4,9,18,.08),rgba(4,9,18,.78));z-index:1}
.av-project-copy{position:absolute;left:24px;right:24px;bottom:24px;z-index:2;color:#fff}
.av-project-copy span{display:inline-flex;align-items:center;height:30px;padding:0 10px;border-radius:999px;background:rgba(255,255,255,.14);font-size:12px;font-weight:900}
.av-project-copy h3{margin:14px 0 7px;font-size:clamp(24px,2.3vw,36px);line-height:1.1;letter-spacing:-.07em;font-weight:900}
.av-project-copy p{margin:0;color:rgba(255,255,255,.72);font-size:14px;font-weight:700;line-height:1.65;word-break:keep-all}
.av-project-links{display:flex;justify-content:center;gap:10px;flex-wrap:wrap;margin-top:26px}
.av-link-pill{display:inline-flex;align-items:center;justify-content:center;height:42px;padding:0 18px;border-radius:999px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);color:#fff;font-size:13px;font-weight:900}
.av-link-pill:hover{background:rgba(255,255,255,.12)}

.av-workflow{background:linear-gradient(180deg,#f7fbff,#ffffff)}
.av-workflow-layout{display:grid;grid-template-columns:.68fr 1.32fr;gap:42px;align-items:start}
.av-sticky-title{position:sticky;top:116px;padding-top:18px}
.av-step-stack{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}
.av-step-card{display:grid;grid-template-columns:92px 1fr;gap:18px;align-items:center;min-height:132px;padding:18px;border:1px solid var(--av-line);border-radius:28px;background:#fff;box-shadow:0 18px 48px rgba(10,31,68,.07);transition:transform .22s ease,box-shadow .22s ease}
.av-step-card:hover{transform:translateY(-4px);box-shadow:0 28px 70px rgba(10,31,68,.12)}
.av-step-card.wide{grid-column:span 2}
.av-step-card img{width:92px;height:92px;object-fit:cover;border-radius:22px;background:#fff}
.av-step-card b{display:inline-flex;align-items:center;height:28px;padding:0 10px;border-radius:999px;background:#eef5ff;color:#2446a5;font-size:12px;font-weight:900}
.av-step-card h3{margin:12px 0 6px;color:#071426;font-size:24px;line-height:1.12;letter-spacing:-.07em}
.av-step-card p{margin:0;color:var(--av-muted);font-size:14px;line-height:1.62;font-weight:650;word-break:keep-all}

.av-visual{background:linear-gradient(135deg,#f6f9ff 0%,#eef5ff 100%)}
.av-visual:before{content:"";position:absolute;inset:0;background-image:radial-gradient(circle at 82% 22%,rgba(36,70,165,.08),transparent 20%),linear-gradient(rgba(36,70,165,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(36,70,165,.045) 1px,transparent 1px);background-size:auto,84px 84px,84px 84px;pointer-events:none}
.av-visual-layout{position:relative;z-index:1;display:grid;grid-template-columns:1.02fr .98fr;gap:40px;align-items:center}
.av-visual-panel{border-radius:34px;background:#fff;padding:14px;box-shadow:0 32px 80px rgba(10,31,68,.12);overflow:hidden}
.av-visual-panel img{display:block;width:100%;border-radius:24px}
.av-visual-copy h2{color:#071426}
.av-visual-copy p{color:var(--av-muted)}
.av-mini-list{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.av-mini-list span{display:inline-flex;align-items:center;height:38px;padding:0 14px;border-radius:999px;background:#fff;border:1px solid #dbe6f6;color:#2446a5;font-size:12px;font-weight:900;box-shadow:0 12px 26px rgba(10,31,68,.05)}

.av-strength{background:#fff}
.av-strength-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.av-strength-grid article{position:relative;overflow:hidden;min-height:214px;padding:26px 24px;border:1px solid var(--av-line);border-radius:28px;background:linear-gradient(180deg,#fff,#f9fbff);box-shadow:0 18px 46px rgba(10,31,68,.06)}
.av-strength-grid article:after{content:"";position:absolute;right:-40px;top:-42px;width:128px;height:128px;border-radius:50%;background:rgba(36,70,165,.06)}
.av-strength-grid b{position:relative;z-index:1;display:inline-flex;height:32px;align-items:center;padding:0 12px;border-radius:999px;background:#071426;color:#fff;font-size:12px;font-weight:900}
.av-strength-grid h3{position:relative;z-index:1;margin:22px 0 9px;color:#071426;font-size:24px;line-height:1.16;letter-spacing:-.065em}
.av-strength-grid p{position:relative;z-index:1;margin:0;color:var(--av-muted);font-size:14px;line-height:1.68;font-weight:650;word-break:keep-all}

.av-cta{padding:74px 0 100px;background:linear-gradient(180deg,#f7fbff,#eef6ff)}
.av-cta-box{position:relative;overflow:hidden;min-height:320px;border-radius:38px;background-image:linear-gradient(90deg,rgba(7,20,38,.92),rgba(7,20,38,.52)),url('../assets/ai-video/hero-visual-poster.jpg');background-size:cover;background-position:center;box-shadow:0 34px 86px rgba(10,31,68,.22);padding:52px 54px;color:#fff}
.av-cta-box:before{content:"";position:absolute;right:-90px;top:-110px;width:330px;height:330px;border-radius:50%;background:rgba(255,255,255,.14)}
.av-cta-box span{position:relative;display:inline-flex;margin-bottom:18px;padding:8px 13px;border-radius:999px;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);font-size:12px;font-weight:900}
.av-cta-box h2{position:relative;margin:0;color:#fff;font-size:clamp(40px,5vw,74px);line-height:1.05;letter-spacing:-.08em;max-width:760px}
.av-cta-box .av-btn{position:relative;margin-top:28px}

@media(max-width:1180px){
  .av-project-grid{grid-template-columns:1fr 1fr;grid-auto-rows:280px}
  .av-project-card.tall{grid-column:span 2;grid-row:span 1}
  .av-project-card.wide{grid-column:span 2}
  .av-hero-inner,.av-workflow-layout,.av-visual-layout{grid-template-columns:1fr}
  .av-hero-art{min-height:550px}
  .av-sticky-title{position:relative;top:auto;padding-top:0}
}
@media(max-width:860px){
  .av-section{padding:76px 0}
  .detail-wrap{width:min(100% - 38px,1180px)}
  .av-hero{padding:96px 0 90px}
  .av-hero-copy p{font-size:16px;line-height:1.72}
  .av-hero-art{min-height:430px;margin-top:8px}
  .av-card-main{inset:0 0 70px 0;border-radius:28px}
  .av-float-studio{width:196px;height:130px;left:12px}
  .av-float-flow{width:150px;height:116px;right:10px;top:16px}
  .av-play{width:74px;height:74px}
  .av-play span{border-top-width:13px;border-bottom-width:13px;border-left-width:20px}
  .av-card-caption b{font-size:25px}
  .av-section-head h2,.av-sticky-title h2,.av-visual-copy h2{font-size:42px}
  .av-step-stack{grid-template-columns:1fr 1fr}
  .av-strength-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:760px){
  .av-project-grid,.av-step-stack,.av-strength-grid{grid-template-columns:1fr}
  .av-project-card.tall,.av-project-card.wide,.av-step-card.wide{grid-column:span 1;grid-row:span 1}
  .av-project-card{min-height:280px}
  .av-step-card{grid-template-columns:82px 1fr;gap:14px;padding:16px;border-radius:24px;min-height:118px}
  .av-step-card img{width:82px;height:82px;border-radius:20px}
  .av-step-card h3{font-size:22px}
  .av-visual-panel{border-radius:26px;padding:10px}
  .av-visual-panel img{border-radius:18px}
  .av-cta-box{min-height:280px;border-radius:30px;padding:40px 28px}
  .av-cta-box h2{font-size:40px}
}
@media(max-width:430px){
  .av-kicker{font-size:11.5px}
  .av-hero-copy h1{font-size:54px}
  .av-hero-tags span{height:32px;font-size:11.5px}
  .av-hero-art{min-height:380px}
  .av-float-studio{width:174px;height:116px}
  .av-float-flow{width:122px;height:92px}
  .av-float-flow strong{font-size:20px}
  .av-card-caption{left:20px;right:20px;bottom:20px}
  .av-project-copy{left:20px;right:20px;bottom:20px}
  .av-project-copy h3{font-size:24px}
  .av-step-card{grid-template-columns:1fr}
  .av-step-card img{width:76px;height:76px}
  .av-cta-box h2{font-size:34px}
}

.av-showcase{
  background:
    radial-gradient(circle at 18% 6%, rgba(36,70,165,.08), transparent 26%),
    linear-gradient(180deg,#ffffff 0%,#f7fbff 100%);
  color:var(--av-ink);
}
.av-showcase:before{
  content:"";
  position:absolute;
  inset:0;
  background-image:
    linear-gradient(rgba(36,70,165,.035) 1px, transparent 1px),
    linear-gradient(90deg,rgba(36,70,165,.035) 1px, transparent 1px);
  background-size:86px 86px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.55),transparent 72%);
  pointer-events:none;
}
.av-showcase .detail-wrap{position:relative;z-index:1}
.av-showcase .av-section-head h2{color:#071426}
.av-showcase .av-section-head p{color:#607086}
.av-showcase .av-kicker.light{
  background:#fff;
  border-color:#dbe7fb;
  color:#2446a5;
  box-shadow:0 14px 34px rgba(10,31,68,.07);
}
.av-project-grid{gap:20px}
.av-project-card{
  background:#fff;
  border:1px solid rgba(214,226,246,.95);
  box-shadow:0 22px 54px rgba(10,31,68,.11);
}
.av-project-card:before{
  content:"";
  position:absolute;
  inset:10px;
  border-radius:24px;
  border:1px solid rgba(255,255,255,.35);
  z-index:2;
  pointer-events:none;
}
.av-project-card:after{
  background:linear-gradient(180deg,rgba(7,20,38,0) 22%,rgba(7,20,38,.42) 58%,rgba(7,20,38,.88) 100%);
}
.av-project-copy{bottom:26px}
.av-project-copy span{
  background:#eef5ff;
  color:#2446a5;
  border:1px solid rgba(36,70,165,.12);
}
.av-project-copy h3{color:#fff;text-shadow:0 6px 22px rgba(0,0,0,.32)}
.av-project-copy p{color:rgba(255,255,255,.82)}

.av-strength{padding:76px 0;background:#fff}
.av-strength .av-section-head{margin-bottom:22px}
.av-strength-grid{
  grid-template-columns:repeat(2,minmax(0,1fr));
  gap:14px;
}
.av-strength-grid article{
  min-height:126px;
  padding:18px 20px;
  display:grid;
  grid-template-columns:56px 1fr;
  column-gap:16px;
  align-items:center;
  border-radius:24px;
  background:#fff;
  box-shadow:0 16px 42px rgba(10,31,68,.07);
}
.av-strength-grid article:after{
  width:88px;
  height:88px;
  right:-28px;
  top:-34px;
}
.av-strength-grid b{
  grid-row:1 / span 2;
  width:44px;
  height:44px;
  justify-content:center;
  padding:0;
  border-radius:16px;
  background:#eef5ff;
  color:#2446a5;
}
.av-strength-grid h3{
  margin:0 0 6px;
  font-size:22px;
  line-height:1.18;
}
.av-strength-grid p{
  margin:0;
  font-size:13.5px;
  line-height:1.55;
}
@media(max-width:760px){
  .av-strength-grid{grid-template-columns:1fr}
  .av-strength-grid article{grid-template-columns:50px 1fr;min-height:112px;padding:16px;border-radius:22px}
  .av-strength-grid b{width:40px;height:40px;border-radius:14px}
  .av-strength-grid h3{font-size:20px}
}

.av-strength .av-section-head {
  justify-items: start;
}

.av-strength .av-kicker,
.av-strength .av-kicker.light {
  width: fit-content !important;
  max-width: max-content !important;
  justify-self: start !important;
  align-self: start !important;
  flex: 0 0 auto !important;
}

.av-workflow{
  isolation:isolate;
  overflow:hidden;
  padding:112px 0 108px;
  background:
    radial-gradient(circle at 14% 8%, rgba(36,70,165,.075), transparent 28%),
    radial-gradient(circle at 88% 72%, rgba(96,165,250,.10), transparent 30%),
    linear-gradient(180deg,#eef5ff 0%,#f8fbff 55%,#ffffff 100%);
  border-top:1px solid #dbe7fb;
  border-bottom:1px solid #dbe7fb;
}
.av-workflow:before{
  content:"";
  position:absolute;
  inset:0;
  z-index:0;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(36,70,165,.045) 1px, transparent 1px),
    linear-gradient(90deg,rgba(36,70,165,.045) 1px, transparent 1px);
  background-size:92px 92px;
  mask-image:linear-gradient(180deg,rgba(0,0,0,.7),transparent 88%);
}
.av-workflow .detail-wrap{
  position:relative;
  z-index:1;
}
.av-workflow-layout{
  gap:38px;
  padding:40px;
  border-radius:40px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(203,219,244,.92);
  box-shadow:0 30px 82px rgba(10,31,68,.10);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}
.av-workflow .av-sticky-title{
  padding:6px 4px 6px 0;
}
.av-workflow .av-kicker.light{
  background:#f7fbff;
  border-color:#cfe0f7;
  box-shadow:0 12px 30px rgba(10,31,68,.055);
}
.av-workflow .av-step-card{
  border-color:#d9e6f8;
  box-shadow:0 16px 44px rgba(10,31,68,.065);
}
@media(max-width:1180px){
  .av-workflow{padding:92px 0 90px}
  .av-workflow-layout{padding:32px;border-radius:34px}
}
@media(max-width:760px){
  .av-workflow{padding:78px 0 76px}
  .av-workflow-layout{padding:22px;border-radius:28px;gap:24px}
}
@media(max-width:430px){
  .av-workflow-layout{padding:18px;border-radius:24px}
}