:root{--navy:#052b4f;--blue:#0f7fbd;--aqua:#5dd4d9;--sand:#f6efe4;--ink:#11243a;--muted:#64748b;--white:#fff;--line:#dbe7ef;--radius:24px;--shadow:0 18px 50px rgba(5,43,79,.14);--site-hero-height:70vh;--site-hero-min-height:620px;--site-hero-max-height:760px}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;color:var(--ink);background:#fbfdff;line-height:1.65}a{text-decoration:none;color:inherit}.topbar{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}.nav{max-width:1160px;margin:auto;display:flex;align-items:center;justify-content:space-between;padding:16px 22px}.logo{font-weight:900;font-size:24px;color:var(--navy);letter-spacing:-.5px}.logo span{color:var(--blue)}.menu{display:flex;gap:22px;font-weight:700;font-size:15px}.menu a{color:#24435f}.menu a:hover{color:var(--blue)}.hero{background:linear-gradient(135deg,rgba(5,43,79,.86),rgba(15,127,189,.62)),url('../images/hero-placeholder.svg');background-size:cover;background-position:center;min-height:620px;color:white;display:grid;place-items:center;text-align:center;padding:80px 20px}.hero-inner{max-width:930px}.eyebrow{font-weight:800;color:#b9f7ff;letter-spacing:.18em;font-size:13px}.hero h1{font-size:clamp(42px,7vw,82px);line-height:1.05;margin:18px 0;letter-spacing:-3px}.hero p{font-size:20px;max-width:720px;margin:0 auto 32px;opacity:.95}.btns{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}.btn{display:inline-flex;align-items:center;justify-content:center;border-radius:999px;padding:14px 22px;font-weight:800;background:var(--white);color:var(--navy)}.btn.primary{background:var(--aqua);color:#053448}.btn.ghost{background:rgba(255,255,255,.14);color:white;border:1px solid rgba(255,255,255,.45)}main{max-width:1160px;margin:auto;padding:72px 22px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:28px}.section-head h2{font-size:38px;line-height:1.1;margin:0;color:var(--navy);letter-spacing:-1.5px}.section-head p{color:var(--muted);margin:8px 0 0;max-width:560px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);min-height:220px;display:flex;flex-direction:column;justify-content:space-between}.card .tag{color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.08em}.card h3{font-size:25px;margin:10px 0 8px;color:var(--navy)}.card p{color:var(--muted);margin:0 0 22px}.arrow{font-weight:900;color:var(--blue)}.wide{grid-column:span 2;background:linear-gradient(135deg,var(--navy),#0f6794);color:white}.wide h3,.wide .tag,.wide p,.wide .arrow{color:white}.strip{margin-top:72px;border-radius:32px;background:var(--sand);padding:36px;display:grid;grid-template-columns:1.3fr .7fr;gap:24px;align-items:center}.strip h2{margin:0 0 10px;color:var(--navy);font-size:34px}.strip p{margin:0;color:#5d6674}.footer{background:#062844;color:white;margin-top:80px;padding:42px 22px}.footer-inner{max-width:1160px;margin:auto;display:flex;justify-content:space-between;gap:24px;flex-wrap:wrap}.page-hero{background:linear-gradient(135deg,#052b4f,#0f7fbd);color:white;padding:86px 22px}.page-hero>div{max-width:1160px;margin:auto}.page-hero h1{font-size:54px;margin:8px 0 10px;letter-spacing:-2px}.content{max-width:1160px;margin:auto;padding:60px 22px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:26px}.info-box{border-radius:24px;border:1px solid var(--line);background:white;padding:28px;box-shadow:var(--shadow)}.notice{background:#eefaff;border:1px solid #c5eef7;border-radius:22px;padding:22px;margin-top:24px;color:#24536a}@media(max-width:820px){.menu{display:none}.grid,.two-col,.strip{grid-template-columns:1fr}.wide{grid-column:span 1}.hero{min-height:560px}.section-head{display:block}.page-hero h1{font-size:40px}}

/* ========================================
   MEDIA HERO - 영상/사진 배경용 추가 스타일
======================================== */
.media-hero{
  position:relative;
  overflow:hidden;
  background:#052b4f;
}
.hero-video{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:0;
}
.hero-overlay{
  position:absolute;
  inset:0;
  background:linear-gradient(135deg,rgba(5,43,79,.76),rgba(15,127,189,.34));
  z-index:1;
}
.media-hero .hero-inner{
  position:relative;
  z-index:2;
}
.intro-photo-section{
  margin-bottom:72px;
}
.photo-feature{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:32px;
  align-items:center;
  background:white;
  border:1px solid var(--line);
  border-radius:32px;
  padding:24px;
  box-shadow:var(--shadow);
}
.photo-feature img{
  width:100%;
  height:430px;
  object-fit:cover;
  border-radius:24px;
}
.photo-copy{
  padding:24px;
}
.photo-copy h3{
  font-size:34px;
  line-height:1.18;
  margin:12px 0 14px;
  color:var(--navy);
  letter-spacing:-1px;
}
.photo-copy p{
  color:var(--muted);
  margin:0 0 22px;
}
.image-card{
  padding:0;
  overflow:hidden;
}
.image-card img{
  width:100%;
  height:190px;
  object-fit:cover;
}
.image-card > div,
.image-card .arrow{
  margin-left:24px;
  margin-right:24px;
}
.image-card > div{
  margin-top:22px;
}
.image-card .arrow{
  margin-bottom:24px;
}

@media(max-width:820px){
  .photo-feature{grid-template-columns:1fr;padding:16px}
  .photo-feature img{height:320px}
  .photo-copy{padding:10px 6px 14px}
  .photo-copy h3{font-size:26px}
}


/* ========================================
   COMMON HEADER / BRAND LOGO
======================================== */
.logo-seeu{
  color:var(--navy);
}
.logo-dive{
  color:#111111;
  margin-left:4px;
}
.logo-banana{
  color:#ffd23f;
  margin-left:4px;
}
.seeu{
  color:#42e8ff;
  font-weight:900;
  letter-spacing:2px;
}
.banana{
  color:#ffd54a;
  font-weight:900;
  letter-spacing:2px;
}

/* ========================================
   INTRO FEATURE VIDEO
======================================== */
.feature-video{
  width:100%;
  height:430px;
  object-fit:cover;
  border-radius:24px;
  display:block;
}
@media(max-width:820px){
  .feature-video{height:320px}
}

/* ========================================
   LOGO COLOR FIX - 높은 우선순위로 적용
   기존 .logo span 색상보다 강하게 적용합니다.
======================================== */
.logo .logo-seeu{
  color:var(--navy);
}

.logo .logo-dive{
  color:#111111;
  margin-left:4px;
}

.logo .logo-banana{
  color:#ffd23f;
  margin-left:4px;
}


/* ========================================
   SeeU Dive Website v2.0 - 로고 기준 색상
   SeeU: 기존 블루 / DIVE IN: 검정 / Banana: 노랑
======================================== */
.logo .logo-seeu{
  color:var(--blue) !important;
}
.logo .logo-dive{
  color:#111111 !important;
  margin-left:4px;
}
.logo .logo-banana{
  color:#FFD23F !important;
  margin-left:4px;
}

/* ========================================
   KAKAO TALK FLOATING BUTTON - v2.1
   실제 카카오톡 링크는 assets/js/layout.js 의 KAKAO_LINK에서 수정합니다.
======================================== */
.kakao-floating{
  position:fixed;
  right:22px;
  bottom:22px;
  z-index:9999;
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:14px 20px;
  border-radius:999px;
  background:#FEE500;
  color:#111111;
  font-weight:900;
  box-shadow:0 14px 34px rgba(0,0,0,.18);
  opacity:0;
  pointer-events:none;
  transform:translateY(18px);
  transition:opacity .25s ease, transform .25s ease, box-shadow .25s ease;
}
.kakao-floating.is-visible{
  opacity:1;
  pointer-events:auto;
  transform:translateY(0);
}
.kakao-floating:hover{
  transform:translateY(-4px);
  box-shadow:0 18px 42px rgba(0,0,0,.24);
}
.kakao-icon{
  font-size:20px;
  line-height:1;
}
.kakao-text{
  font-size:15px;
  white-space:nowrap;
}
@media(max-width:640px){
  .kakao-floating{
    right:16px;
    bottom:16px;
    padding:13px 16px;
  }
  .kakao-text{font-size:14px}
}

/* Contact page Kakao 안내 박스 */
.kakao-contact-box{
  margin-top:28px;
  padding:28px;
  border-radius:24px;
  background:linear-gradient(135deg,#fff7b8,#fee500);
  color:#181600;
  box-shadow:0 18px 46px rgba(0,0,0,.08);
}
.kakao-contact-box h2{
  margin:0 0 8px;
  font-size:26px;
}
.kakao-contact-box p{
  margin:0 0 20px;
  color:rgba(0,0,0,.68);
}
.kakao-contact-box .btn{
  background:#111111;
  color:#ffffff;
}

/* ========================================
   v2.3 COURSE STRUCTURE / DETAIL TEMPLATE
======================================== */
.choice-hero{
  background:linear-gradient(135deg,rgba(5,43,79,.92),rgba(15,127,189,.68)),url('../images/gallery1.jpg') center/cover no-repeat;
}
.program-grid{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:24px;
}
.program-card{
  padding:0;
  overflow:hidden;
}
.program-card img{
  width:100%;
  height:280px;
  object-fit:cover;
}
.program-card-body{
  padding:28px;
}
.program-card h3{
  font-size:32px;
  line-height:1.15;
}
.compare-table{
  width:100%;
  border-collapse:collapse;
  overflow:hidden;
  border-radius:22px;
  background:#fff;
  box-shadow:var(--shadow);
}
.compare-table th,
.compare-table td{
  padding:18px 20px;
  border-bottom:1px solid var(--line);
  text-align:left;
}
.compare-table th{
  background:#eefaff;
  color:var(--navy);
  font-weight:900;
}
.compare-table tr:last-child td{border-bottom:none}
.detail-nav{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:28px;
}
.detail-nav a{
  border:1px solid rgba(255,255,255,.45);
  color:white;
  padding:10px 15px;
  border-radius:999px;
  font-weight:800;
  background:rgba(255,255,255,.12);
}
.detail-section{
  margin-bottom:72px;
}
.step-list{
  counter-reset:step;
  display:grid;
  gap:16px;
}
.step-item{
  background:white;
  border:1px solid var(--line);
  border-radius:22px;
  padding:22px;
  box-shadow:var(--shadow);
  display:grid;
  grid-template-columns:auto 1fr;
  gap:16px;
  align-items:start;
}
.step-item::before{
  counter-increment:step;
  content:counter(step);
  width:38px;
  height:38px;
  border-radius:50%;
  display:grid;
  place-items:center;
  background:var(--aqua);
  color:#053448;
  font-weight:900;
}
.check-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
}
.check-item{
  background:white;
  border:1px solid var(--line);
  border-radius:22px;
  padding:22px;
  box-shadow:var(--shadow);
}
.check-item strong{display:block;color:var(--navy);font-size:19px;margin-bottom:6px}
.check-item p{margin:0;color:var(--muted)}
.faq-list{display:grid;gap:14px}
.faq-box{
  background:white;
  border:1px solid var(--line);
  border-radius:20px;
  padding:22px;
  box-shadow:var(--shadow);
}
.faq-box h3{margin:0 0 8px;color:var(--navy)}
.faq-box p{margin:0;color:var(--muted)}
.cta-panel{
  background:linear-gradient(135deg,var(--navy),#0f7fbd);
  color:white;
  border-radius:32px;
  padding:38px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  box-shadow:var(--shadow);
}
.cta-panel h2{margin:0 0 8px;font-size:32px}
.cta-panel p{margin:0;color:rgba(255,255,255,.82)}
@media(max-width:820px){
  .program-grid,.check-grid{grid-template-columns:1fr}
  .program-card img{height:230px}
  .cta-panel{display:block}
  .cta-panel .btn{margin-top:20px}
  .compare-table{font-size:14px}
  .compare-table th,.compare-table td{padding:14px}
}


/* ========================================
   DETAIL PAGE STANDARD TEMPLATE v2.4
======================================== */
.breadcrumb{
  max-width:1100px;
  margin:0 auto 32px;
  font-size:14px;
  color:var(--muted);
}
.breadcrumb a{
  color:var(--navy);
  font-weight:800;
}
.breadcrumb span{
  color:var(--muted);
}
.choice-tabs{
  display:flex;
  gap:12px;
  flex-wrap:wrap;
  margin-top:24px;
  justify-content:center;
}
.choice-tabs a{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-width:120px;
  padding:12px 18px;
  border-radius:999px;
  border:1px solid rgba(255,255,255,.55);
  color:#fff;
  font-weight:800;
  background:rgba(255,255,255,.12);
  backdrop-filter:blur(10px);
}
.choice-tabs a.active{
  background:#fff;
  color:var(--navy);
}
.page-back-row{
  display:flex;
  justify-content:space-between;
  gap:12px;
  flex-wrap:wrap;
  margin-top:34px;
}
.page-back-row a{
  color:var(--navy);
  font-weight:900;
}
@media(max-width:720px){
  .breadcrumb{margin-bottom:22px}
  .choice-tabs a{min-width:auto;flex:1}
}


/* ========================================
   SEO CONTENT BLOCKS - v2.5
======================================== */
.seo-note{
  max-width:1100px;
  margin:40px auto 0;
  padding:26px;
  border-radius:24px;
  background:#f4fbff;
  border:1px solid var(--line);
  color:var(--muted);
}
.seo-note h2,.seo-note h3{color:var(--navy);margin-top:0}
.local-keywords{
  display:flex;
  flex-wrap:wrap;
  gap:10px;
  margin-top:18px;
}
.local-keywords span{
  display:inline-flex;
  padding:8px 12px;
  border-radius:999px;
  background:white;
  border:1px solid var(--line);
  color:var(--navy);
  font-weight:800;
  font-size:14px;
}


/* ========================================
   DISCOVER CONTENT v2.6
======================================== */
.intro-highlight{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:stretch}.intro-copy{background:#fff;border:1px solid var(--line);border-radius:28px;padding:34px;box-shadow:var(--shadow)}.intro-copy h2{font-size:38px;line-height:1.25;margin:10px 0 18px;color:var(--navy)}.intro-copy p{color:var(--muted);margin:0 0 14px}.mini-feature-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.mini-feature-grid div{background:#f5fbff;border:1px solid var(--line);border-radius:22px;padding:22px}.mini-feature-grid strong{display:block;color:var(--navy);font-size:15px;margin-bottom:8px}.mini-feature-grid span{font-weight:900;color:#0f7fbd}.three-options{grid-template-columns:repeat(3,1fr)}.card-points{margin:16px 0 0;padding-left:18px;color:var(--muted);font-size:14px}.card-points li{margin:4px 0}.compare-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.compare-card{background:#fff;border:1px solid var(--line);border-radius:26px;padding:26px;box-shadow:var(--shadow)}.compare-card h3{font-size:24px;color:var(--navy);margin:8px 0}.compare-card .price{font-size:34px;font-weight:900;color:#0f7fbd;margin:8px 0 18px}.compare-card ul{padding-left:18px;color:var(--muted)}.compare-card li{margin:8px 0}.notice-red{margin:18px 0 0;color:#e53935;font-weight:800;text-align:center}.quick-summary p{margin:0 0 14px;color:var(--muted)}.quick-summary strong{color:var(--navy)}.page-back-row{align-items:center}.page-back-row a:nth-child(2){background:#f4fbff;border:1px solid var(--line);border-radius:999px;padding:10px 18px}@media(max-width:960px){.intro-highlight,.three-options,.compare-cards{grid-template-columns:1fr}.mini-feature-grid{grid-template-columns:1fr}.intro-copy h2{font-size:30px}}

/* =====================================================
   v2.6.1 CONFIG FOOTER
===================================================== */
.footer-grid{
  display:grid;
  grid-template-columns:1fr auto auto;
  gap:24px;
  align-items:center;
}
.footer-contact,
.footer-links{
  display:flex;
  flex-direction:column;
  gap:4px;
  font-size:14px;
}
.footer-links a{
  color:inherit;
  opacity:.9;
}
.footer-links a:hover{
  opacity:1;
  text-decoration:underline;
}
@media(max-width:768px){
  .footer-grid{
    grid-template-columns:1fr;
    text-align:left;
  }
}


/* ========================================
   COURSE INDEX PHOTO ZONE - v2.8
======================================== */
.course-list-grid{
  margin-bottom:54px;
}
.course-photo-zone{
  margin-top:60px;
  padding-top:34px;
  border-top:1px solid var(--line);
}
.section-head.compact{
  margin-bottom:22px;
}
.photo-slot-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.photo-slot{
  min-height:210px;
  border-radius:24px;
  border:1px dashed #a9c9d8;
  background:linear-gradient(135deg,#eefaff,#ffffff);
  display:grid;
  place-items:center;
  color:#477085;
  font-weight:900;
  text-align:center;
  padding:20px;
}
.breadcrumb{
  color:var(--muted);
  font-weight:700;
  margin-bottom:24px;
}
.breadcrumb a{
  color:var(--blue);
}
@media(max-width:820px){
  .photo-slot-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:520px){
  .photo-slot-grid{grid-template-columns:1fr}
}

/* ========================================
   FUN DIVING + GALLERY v2.9
======================================== */
.gallery-guide-box{
  display:grid;
  grid-template-columns:1fr 1.2fr;
  gap:24px;
  align-items:start;
  background:#fff;
  border:1px solid var(--line);
  border-radius:28px;
  padding:28px;
  box-shadow:var(--shadow);
  margin-bottom:34px;
}
.gallery-guide-box h2{margin:0 0 8px;color:var(--navy);font-size:28px}
.gallery-guide-box p{margin:0;color:var(--muted)}
.gallery-guide-box ol{margin:0;padding-left:22px;color:var(--muted)}
.gallery-guide-box li{margin:8px 0}
.gallery-guide-box strong{color:var(--navy)}
.gallery-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:22px;
}
.gallery-item{
  overflow:hidden;
  border-radius:24px;
  background:#fff;
  border:1px solid var(--line);
  box-shadow:var(--shadow);
}
.gallery-media img,
.gallery-media video{
  width:100%;
  height:260px;
  object-fit:cover;
  display:block;
  background:#eaf4f8;
}
.gallery-copy{padding:22px}
.gallery-copy h3{margin:8px 0 8px;color:var(--navy);font-size:23px}
.gallery-copy p{margin:0;color:var(--muted)}
@media(max-width:920px){
  .gallery-guide-box{grid-template-columns:1fr}
  .gallery-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:560px){
  .gallery-grid{grid-template-columns:1fr}
  .gallery-media img,.gallery-media video{height:230px}
}

/* ========================================
   PREMIUM VIDEO HERO - v3.0
   메인 Hero를 영상 중심 고급형으로 재정리
======================================== */
.premium-hero{
  position:relative;
  height:100vh;
  min-height:720px;
  padding:0 22px;
  overflow:hidden;
  background:#031f38;
  display:grid;
  place-items:center;
}
.premium-hero .hero-video{
  position:absolute;
  inset:0;
  width:100%;
  height:100%;
  object-fit:cover;
  z-index:0;
  animation:heroSlowZoom 22s ease-in-out infinite alternate;
  transform-origin:center;
}
.premium-hero .hero-overlay{
  position:absolute;
  inset:0;
  z-index:1;
  background:
    radial-gradient(circle at center, rgba(0,0,0,.06) 0%, rgba(0,0,0,.42) 78%),
    linear-gradient(to bottom, rgba(2,17,29,.28) 0%, rgba(2,17,29,.22) 42%, rgba(2,17,29,.72) 100%);
}
.premium-hero .hero-content{
  position:relative;
  z-index:2;
  max-width:980px;
  text-align:center;
  color:#fff;
  animation:heroFadeUp .95s ease both;
}
.premium-hero .hero-eyebrow{
  color:#b9f7ff;
  margin-bottom:18px;
}
.premium-hero h1{
  margin:0 0 24px;
  font-size:clamp(54px,8vw,108px);
  line-height:.96;
  letter-spacing:-4px;
  color:#fff;
  text-shadow:0 18px 55px rgba(0,0,0,.36);
}
.premium-hero h1 span{
  display:inline-block;
  font-size:clamp(26px,4vw,52px);
  letter-spacing:.08em;
  color:#ffd23f;
  margin-top:14px;
}
.premium-hero p{
  max-width:760px;
  margin:0 auto 34px;
  color:rgba(255,255,255,.92);
  font-size:clamp(16px,2vw,21px);
  line-height:1.8;
}
.premium-hero .hero-actions .btn{
  min-width:150px;
  box-shadow:0 14px 36px rgba(0,0,0,.16);
}
.premium-hero .hero-actions .btn.primary{
  background:#5dd4d9;
  color:#053448;
}
.premium-hero .hero-actions .btn.ghost{
  background:rgba(255,255,255,.14);
  border:1px solid rgba(255,255,255,.46);
  color:#fff;
  backdrop-filter:blur(10px);
}
.scroll-cue{
  position:absolute;
  left:50%;
  bottom:34px;
  transform:translateX(-50%);
  z-index:2;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:9px;
  color:rgba(255,255,255,.78);
  font-size:11px;
  font-weight:900;
  letter-spacing:.22em;
}
.scroll-cue i{
  width:1px;
  height:42px;
  background:linear-gradient(to bottom, rgba(255,255,255,.85), rgba(255,255,255,0));
  animation:scrollCue 1.5s ease-in-out infinite;
}
@keyframes heroSlowZoom{
  from{transform:scale(1)}
  to{transform:scale(1.08)}
}
@keyframes heroFadeUp{
  from{opacity:0; transform:translateY(22px)}
  to{opacity:1; transform:translateY(0)}
}
@keyframes scrollCue{
  0%{transform:scaleY(.35); opacity:.35}
  50%{transform:scaleY(1); opacity:1}
  100%{transform:scaleY(.35); opacity:.35}
}
@media(max-width:820px){
  .premium-hero{
    min-height:680px;
    padding:0 20px;
  }
  .premium-hero h1{
    letter-spacing:-2px;
  }
  .premium-hero .hero-actions .btn{
    width:100%;
    max-width:260px;
  }
  .scroll-cue{
    bottom:22px;
  }
}

/* ========================================
   v3.0.1 HERO VIDEO FIX
   - 메인 Hero를 실제 영상 배경으로 고정
======================================== */
.hero.media-hero.premium-hero{
    position:relative;
    width:100%;
    height:100vh;
    min-height:720px;
    overflow:hidden;
    display:flex;
    align-items:center;
    justify-content:center;
    text-align:center;
    color:#fff;
    padding:0 22px;
    background:#001827;
}

.hero.media-hero.premium-hero .hero-video{
    position:absolute;
    inset:0;
    width:100%;
    height:100%;
    object-fit:cover;
    z-index:0;
    animation:heroVideoZoom 18s ease-in-out infinite alternate;
}

.hero.media-hero.premium-hero .hero-overlay{
    position:absolute;
    inset:0;
    z-index:1;
    background:linear-gradient(
        180deg,
        rgba(0,18,32,.25) 0%,
        rgba(0,18,32,.35) 42%,
        rgba(0,18,32,.65) 100%
    );
}

.hero.media-hero.premium-hero .hero-inner,
.hero.media-hero.premium-hero .hero-content{
    position:relative;
    z-index:2;
    max-width:980px;
    margin:0 auto;
}

.hero.media-hero.premium-hero h1{
    font-size:clamp(48px,8vw,96px);
    line-height:1.02;
    margin:18px 0 22px;
    letter-spacing:-3px;
    color:#fff;
}

.hero.media-hero.premium-hero h1 span{
    display:inline-block;
    font-size:clamp(26px,4vw,48px);
    letter-spacing:.04em;
    color:#fff;
    opacity:.95;
}

.hero.media-hero.premium-hero p{
    font-size:clamp(16px,2vw,22px);
    max-width:780px;
    margin:0 auto 34px;
    color:rgba(255,255,255,.94);
}

.scroll-cue{
    position:absolute;
    left:50%;
    bottom:28px;
    transform:translateX(-50%);
    z-index:3;
    color:#fff;
    font-size:12px;
    letter-spacing:.18em;
    opacity:.85;
    display:flex;
    flex-direction:column;
    align-items:center;
    gap:10px;
}

.scroll-cue i{
    width:1px;
    height:34px;
    background:rgba(255,255,255,.65);
    display:block;
    animation:scrollCue 1.4s ease-in-out infinite;
}

@keyframes heroVideoZoom{
    from{transform:scale(1);}
    to{transform:scale(1.08);}
}

@keyframes scrollCue{
    0%{transform:scaleY(.3); opacity:.35;}
    50%{transform:scaleY(1); opacity:1;}
    100%{transform:scaleY(.3); opacity:.35;}
}

@media(max-width:768px){
    .hero.media-hero.premium-hero{
        min-height:640px;
    }
}

/* ========================================
   v3.1 HERO REFINEMENT
   - 사용자가 확정한 메인 문구 유지
   - Scroll 표시는 제거하고 영상/문구 집중형으로 정리
======================================== */
.hero.media-hero.premium-hero .hero-content{
    transform:translateY(-4px);
}
.hero.media-hero.premium-hero .hero-eyebrow{
    display:block;
    margin-bottom:28px;
    font-size:clamp(15px,1.7vw,22px);
    letter-spacing:.32em;
    color:#d8fbff;
    text-shadow:0 8px 28px rgba(0,0,0,.35);
    animation:heroFadeUp .9s ease both;
}
.hero-title-lines{
    display:flex;
    flex-direction:column;
    gap:18px;
    align-items:center;
    margin:0 auto 34px;
    color:#fff;
    text-shadow:0 12px 34px rgba(0,0,0,.42);
}
.hero-title-line{
    font-size:clamp(34px,5.7vw,74px);
    line-height:1.14;
    font-weight:900;
    letter-spacing:-.045em;
    animation:heroFadeUp 1s ease both;
}
.hero-title-line:nth-child(2){
    animation-delay:.12s;
}
.hero-title-line .seeu{
    color:#42e8ff;
    letter-spacing:.01em;
    white-space:nowrap;
}
.hero-title-line .banana{
    color:#ffd54a;
    letter-spacing:.01em;
    white-space:nowrap;
}
.hero.media-hero.premium-hero .hero-desc{
    max-width:760px;
    margin:0 auto 34px;
    font-size:clamp(15px,1.8vw,20px);
    color:rgba(255,255,255,.92);
    text-shadow:0 8px 24px rgba(0,0,0,.35);
    animation:heroFadeUp 1s ease .22s both;
}
.hero.media-hero.premium-hero .hero-actions{
    animation:heroFadeUp 1s ease .34s both;
}
.hero.media-hero.premium-hero .hero-actions .btn{
    min-width:132px;
    backdrop-filter:blur(12px);
}
.hero.media-hero.premium-hero .hero-actions .btn.primary{
    background:#42e8ff;
    color:#062844;
    box-shadow:0 18px 40px rgba(66,232,255,.25);
}
.hero.media-hero.premium-hero .hero-actions .btn.ghost{
    background:rgba(255,255,255,.12);
    border-color:rgba(255,255,255,.38);
}
.hero.media-hero.premium-hero .hero-overlay{
    background:linear-gradient(
        180deg,
        rgba(0,18,32,.18) 0%,
        rgba(0,18,32,.35) 46%,
        rgba(0,18,32,.72) 100%
    );
}
.scroll-cue{
    display:none !important;
}
@keyframes heroFadeUp{
    from{opacity:0; transform:translateY(22px);}
    to{opacity:1; transform:translateY(0);}
}
@media(max-width:768px){
    .hero-title-lines{
        gap:12px;
        margin-bottom:24px;
    }
    .hero-title-line{
        font-size:clamp(30px,9vw,46px);
        line-height:1.18;
    }
    .hero.media-hero.premium-hero .hero-actions .btn{
        width:100%;
        max-width:260px;
    }
}


/* ========================================
   MAIN MENU CARD HOVER EFFECT
======================================== */

.image-card{
  transition:
    transform .22s ease,
    box-shadow .22s ease,
    border-color .22s ease;
}

.image-card img{
  transition:transform .45s ease;
}

.image-card:hover{
  transform:translateY(-6px);
  box-shadow:0 24px 58px rgba(5,43,79,.18);
  border-color:#b9d9e7;
}

.image-card:hover img{
  transform:scale(1.06);
}

.image-card .arrow{
  transition:color .22s ease, transform .22s ease;
}

.image-card:hover .arrow{
  transform:translateX(4px);
  color:var(--blue);
}

/* ========================================
   SEE U DIVE DESIGN SYSTEM - HERO STANDARD
   전 페이지 Hero 높이는 여기에서 통일 관리합니다.
======================================== */
.hero-standard,
.page-hero{
  height:var(--site-hero-height);
  min-height:var(--site-hero-min-height);
  max-height:var(--site-hero-max-height);
}

.page-hero{
  display:flex;
  align-items:center;
  padding:120px 22px 90px;
  overflow:hidden;
}

.page-hero > div{
  width:100%;
}

@media(max-width:820px){
  :root{
    --site-hero-height:72vh;
    --site-hero-min-height:560px;
    --site-hero-max-height:680px;
  }

  .page-hero{
    padding-top:110px;
  }
}


/* ========================================
   CHOICE TABS HOVER EFFECT
======================================== */

.choice-tabs a{
  transition:
    transform .22s ease,
    background .22s ease,
    color .22s ease,
    box-shadow .22s ease;
}

.choice-tabs a:hover{
  transform:translateY(-4px);
  background:#ffffff;
  color:var(--navy);
  box-shadow:0 14px 34px rgba(0,0,0,.18);
}

.choice-tabs a.active:hover{
  transform:translateY(-4px);
}

/* choice-tabs hover 시 active 표시 임시 해제 */
.choice-tabs:hover a.active{
  background:rgba(255,255,255,.12);
  color:#fff;
  box-shadow:none;
}

.choice-tabs a:hover{
  background:#fff !important;
  color:var(--navy) !important;
  transform:translateY(-4px);
  box-shadow:0 14px 34px rgba(0,0,0,.18);
}

/* ========================================
   TOP FLOATING BUTTON
======================================== */


/* =====================================================
   FOOTER TOP BUTTON
===================================================== */

.footer-top-wrap{

    display:flex;

    justify-content:center;

    margin:0 0 48px;

}

.footer-top-btn{

    width:82px;

    height:82px;

    border:none;

    border-radius:50%;

    background:#ffffff;

    color:var(--navy);

    display:flex;

    flex-direction:column;

    align-items:center;

    justify-content:center;

    gap:2px;

    cursor:pointer;

    box-shadow:0 18px 42px rgba(0,0,0,.12);

    transition:.28s ease;

}

.footer-top-arrow{

    font-size:14px;

    line-height:1;

}

.footer-top-text{

    font-size:12px;

    font-weight:800;

    letter-spacing:.18em;

}

.footer-top-btn:hover{

    transform:translateY(-6px);

    background:var(--navy);

    color:#fff;

    box-shadow:0 24px 56px rgba(0,0,0,.18);

}




/* =====================================================
   SeeU Dive Design System v1.0
   - About / Discover / Scuba 공통 리듬 기준
   - 페이지별 CSS는 아래 변수와 같은 기준을 따릅니다.
===================================================== */
:root{
  --seeu-container:1160px;
  --seeu-page-x:22px;
  --seeu-section-gap:96px;
  --seeu-section-head-gap:48px;
  --seeu-grid-gap:34px;
  --seeu-card-gap:20px;
  --seeu-card-radius:32px;
  --seeu-card-radius-sm:28px;
  --seeu-media-radius:32px;
  --seeu-card-padding:56px;
  --seeu-card-padding-sm:34px;
  --seeu-card-padding-mobile:36px 28px;
  --seeu-copy-title-size:clamp(34px,3vw,48px);
  --seeu-section-title-size:clamp(40px,3vw,54px);
  --seeu-card-title-size:23px;
  --seeu-body-size:18px;
  --seeu-body-line:1.85;
  --seeu-body-gap:24px;
  --seeu-card-copy-line:1.75;
  --seeu-media-height:520px;
  --seeu-gallery-height:280px;
  --seeu-hover-y:-6px;
}

@media(max-width:920px){
  :root{
    --seeu-section-gap:76px;
    --seeu-section-head-gap:34px;
    --seeu-card-padding:36px 28px;
    --seeu-body-size:16px;
    --seeu-body-line:1.82;
    --seeu-body-gap:20px;
    --seeu-media-height:320px;
    --seeu-gallery-height:320px;
  }
}