/* =========================================================================
   Dongbai.Art — artartgallery.com
   Dark gallery theme with UV / blacklight neon accents
   ========================================================================= */

:root{
  --bg:#0a0710;
  --bg-2:#0f0a1a;
  --surface:#15101f;
  --surface-2:#1c1529;
  --line:rgba(168,85,247,.16);
  --line-2:rgba(255,255,255,.08);
  --text:#f4f0f8;
  --muted:#b3a8c6;
  --muted-2:#8a7fa0;
  --violet:#a855f7;
  --magenta:#ff2d95;
  --cyan:#22d3ee;
  --gold:#ffcf4d;
  --grad:linear-gradient(100deg,#ff2d95 0%,#a855f7 48%,#22d3ee 100%);
  --grad-soft:linear-gradient(100deg,rgba(255,45,149,.14),rgba(168,85,247,.14),rgba(34,211,238,.14));
  --shadow:0 24px 60px -24px rgba(0,0,0,.75);
  --shadow-glow:0 0 42px -6px rgba(168,85,247,.5);
  --maxw:1240px;
  --radius:16px;
  --ease:cubic-bezier(.22,.61,.36,1);
  --header-h:76px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
  font-size:17px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3,h4{font-family:"Cormorant Garamond",Georgia,serif;font-weight:600;line-height:1.12;letter-spacing:.2px;margin:0}
p{margin:0 0 1.1em}
.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,5vw,44px)}

/* ---------- gradient / accent text ---------- */
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.eyebrow{
  display:inline-flex;align-items:center;gap:.6em;
  font-family:"Inter",sans-serif;font-size:.74rem;font-weight:600;
  letter-spacing:.28em;text-transform:uppercase;color:var(--cyan);margin-bottom:1rem;
}
.eyebrow::before{content:"";width:28px;height:1px;background:var(--grad)}

/* =======================  HEADER / NAV  ======================= */
.site-header{
  position:fixed;inset:0 0 auto 0;z-index:100;height:var(--header-h);
  display:flex;align-items:center;
  transition:background .4s var(--ease),backdrop-filter .4s var(--ease),border-color .4s;
  border-bottom:1px solid transparent;
}
.site-header.scrolled{
  background:rgba(10,7,16,.82);
  backdrop-filter:blur(14px) saturate(1.2);
  -webkit-backdrop-filter:blur(14px) saturate(1.2);
  border-bottom-color:var(--line);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;gap:1.5rem}
.brand{font-family:"Lobster Two",cursive;font-size:1.72rem;font-weight:700;letter-spacing:.5px;line-height:1;white-space:nowrap}
.brand .dot{color:var(--magenta)}
.brand:hover{opacity:.9}

.nav{display:flex;align-items:center;gap:.2rem}
.nav a{
  position:relative;font-size:.82rem;font-weight:500;letter-spacing:.02em;
  color:var(--muted);padding:.55rem .78rem;border-radius:8px;transition:color .25s;
  white-space:nowrap;
}
.nav a::after{
  content:"";position:absolute;left:.78rem;right:.78rem;bottom:.28rem;height:1.5px;
  background:var(--grad);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--ease);
}
.nav a:hover,.nav a.active{color:var(--text)}
.nav a:hover::after,.nav a.active::after{transform:scaleX(1)}

/* dropdown */
.has-sub{position:relative}
.submenu{
  position:absolute;top:calc(100% + 10px);left:50%;transform:translateX(-50%) translateY(8px);
  min-width:230px;background:rgba(20,14,30,.97);backdrop-filter:blur(16px);
  border:1px solid var(--line);border-radius:12px;padding:.5rem;
  box-shadow:var(--shadow);opacity:0;visibility:hidden;transition:.28s var(--ease);
}
.has-sub:hover .submenu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0)}
.submenu a{display:block;padding:.6rem .8rem;border-radius:8px;color:var(--muted)}
.submenu a::after{display:none}
.submenu a:hover{background:var(--grad-soft);color:var(--text)}

.nav-cta{
  margin-left:.6rem;padding:.6rem 1.15rem !important;color:#fff !important;
  background:var(--grad);border-radius:100px;font-weight:600 !important;
  box-shadow:0 8px 22px -8px rgba(255,45,149,.6);
}
.nav-cta::after{display:none}
.nav-cta:hover{filter:brightness(1.08)}

.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:0;cursor:pointer;padding:8px;z-index:120}
.menu-toggle span{width:26px;height:2px;background:var(--text);border-radius:2px;transition:.32s var(--ease)}
.menu-toggle.open span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.menu-toggle.open span:nth-child(2){opacity:0}
.menu-toggle.open span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* =======================  HERO MARQUEE  ======================= */
.hero{position:relative;height:100vh;min-height:620px;overflow:hidden;background:#050308}
.hero-marquee{position:absolute;inset:0;display:flex;width:max-content;
  animation:heroScroll 60s linear infinite;will-change:transform}
.hero-slide{position:relative;height:100vh;min-height:620px;width:700px;flex:0 0 700px}
.hero-slide img{width:100%;height:100%;object-fit:cover}
/* light gradient blend at each image seam, aligned to the image edges */
.hero-slide::before,.hero-slide::after{content:"";position:absolute;top:0;bottom:0;width:90px;z-index:2;pointer-events:none}
.hero-slide::before{left:0;background:linear-gradient(90deg,rgba(160,140,190,.42),rgba(160,140,190,0))}
.hero-slide::after{right:0;background:linear-gradient(270deg,rgba(160,140,190,.42),rgba(160,140,190,0))}
/* uniform 0.3 dark overlay across whole hero for text readability */
.hero-overlay{position:absolute;inset:0;z-index:3;background:rgba(6,4,12,.3);pointer-events:none}
.hero-vignette{position:absolute;inset:0;z-index:3;pointer-events:none;
  background:radial-gradient(120% 90% at 50% 40%,transparent 45%,rgba(5,3,10,.55) 100%)}
@keyframes heroScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}

.hero-content{position:relative;z-index:5;height:100%;display:flex;flex-direction:column;
  justify-content:center;align-items:flex-start;text-align:left}
.hero-content .container{width:100%}
.hero h1{font-size:clamp(2.9rem,7vw,6rem);font-weight:700;letter-spacing:.5px;
  text-shadow:0 4px 40px rgba(0,0,0,.6);max-width:16ch}
.hero h1 em{font-style:italic}
.hero-sub{font-size:clamp(1.02rem,1.8vw,1.32rem);color:#e9e2f4;max-width:44ch;margin:1.4rem 0 2rem;
  text-shadow:0 2px 18px rgba(0,0,0,.7)}
.hero-actions{display:flex;flex-wrap:wrap;gap:1rem}
.scroll-cue{position:absolute;left:50%;bottom:26px;z-index:6;transform:translateX(-50%);
  color:var(--muted);font-size:.7rem;letter-spacing:.25em;text-transform:uppercase;
  display:flex;flex-direction:column;align-items:center;gap:.5rem}
.scroll-cue span{width:1px;height:38px;background:linear-gradient(var(--cyan),transparent);animation:cue 1.8s ease-in-out infinite}
@keyframes cue{0%,100%{opacity:.3;transform:scaleY(.6)}50%{opacity:1;transform:scaleY(1)}}

/* =======================  BUTTONS  ======================= */
.btn{display:inline-flex;align-items:center;gap:.6em;font-weight:600;font-size:.92rem;
  padding:.9rem 1.7rem;border-radius:100px;cursor:pointer;border:1px solid transparent;
  transition:transform .25s var(--ease),box-shadow .25s,filter .25s,background .25s}
.btn-primary{background:var(--grad);color:#fff;box-shadow:0 12px 30px -10px rgba(255,45,149,.55)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 18px 40px -12px rgba(168,85,247,.7);filter:brightness(1.06)}
.btn-ghost{background:rgba(255,255,255,.05);color:var(--text);border-color:rgba(255,255,255,.22);backdrop-filter:blur(6px)}
.btn-ghost:hover{border-color:var(--violet);transform:translateY(-2px);box-shadow:var(--shadow-glow)}
.btn-lg{padding:1.05rem 2.1rem;font-size:1rem}

/* =======================  SECTIONS  ======================= */
.section{padding:clamp(72px,10vw,132px) 0;position:relative}
.section-head{max-width:720px;margin-bottom:clamp(2.4rem,5vw,3.6rem)}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .eyebrow{justify-content:center}
.section h2{font-size:clamp(2.1rem,4.6vw,3.5rem);font-weight:700;margin-bottom:1rem}
.section-head p{color:var(--muted);font-size:1.06rem;margin:0}
.bg-alt{background:linear-gradient(180deg,var(--bg),var(--bg-2))}
.divider-glow{height:1px;background:linear-gradient(90deg,transparent,var(--line),transparent)}

/* ---- intro / split ---- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4.5rem);align-items:center}
.split.reverse .split-media{order:2}
.split-media{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  align-self:stretch}
.split-media img{width:100%;height:100%;min-height:340px;object-fit:cover;transition:transform .8s var(--ease)}
.split-media:hover img{transform:scale(1.05)}
.split-media::after{content:"";position:absolute;inset:0;box-shadow:inset 0 0 0 1px var(--line-2);border-radius:var(--radius)}
.split-body h2{margin-bottom:1.2rem}
.split-body p{color:var(--muted)}
.split-body .btn{margin-top:.8rem}

/* =======================  PILLAR CARDS  ======================= */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.pillar{position:relative;display:block;border-radius:var(--radius);overflow:hidden;
  min-height:440px;box-shadow:var(--shadow);isolation:isolate;transition:transform .5s var(--ease)}
.pillar img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .8s var(--ease)}
.pillar::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(8,5,14,.15) 0%,rgba(8,5,14,.55) 55%,rgba(8,5,14,.94) 100%)}
.pillar:hover{transform:translateY(-8px)}
.pillar:hover img{transform:scale(1.08)}
.pillar-body{position:relative;height:100%;display:flex;flex-direction:column;justify-content:flex-end;
  padding:2rem 1.8rem;gap:.5rem}
.pillar h3{font-size:1.85rem;font-weight:600}
.pillar p{color:var(--muted);font-size:.95rem;margin:0}
.pillar .more{display:inline-flex;align-items:center;gap:.4em;margin-top:.7rem;color:var(--cyan);
  font-family:"Inter",sans-serif;font-size:.82rem;font-weight:600;letter-spacing:.02em;
  transition:gap .3s var(--ease)}
.pillar:hover .more{gap:.9em}
.pillar-glow{position:absolute;top:0;left:0;right:0;height:3px;background:var(--grad);
  transform:scaleX(0);transform-origin:left;transition:transform .5s var(--ease);z-index:1}
.pillar:hover .pillar-glow{transform:scaleX(1)}

/* =======================  GALLERY GRID  ======================= */
.gallery{columns:3;column-gap:1.1rem}
.gallery.cols-2{columns:2}
.gallery-item{break-inside:avoid;margin-bottom:1.1rem;position:relative;border-radius:12px;
  overflow:hidden;cursor:pointer;background:var(--surface);box-shadow:var(--shadow)}
.gallery-item img{width:100%;transition:transform .7s var(--ease);opacity:0;
  transition:transform .7s var(--ease),opacity .6s}
.gallery-item img.loaded{opacity:1}
.gallery-item::after{content:"";position:absolute;inset:0;background:var(--grad-soft);opacity:0;transition:opacity .4s}
.gallery-item:hover img{transform:scale(1.06)}
.gallery-item:hover::after{opacity:1}
.gallery-item .cap{position:absolute;left:0;right:0;bottom:0;padding:1.4rem 1rem .9rem;
  background:linear-gradient(transparent,rgba(6,4,12,.9));color:#fff;font-size:.82rem;
  transform:translateY(6px);opacity:0;transition:.4s var(--ease)}
.gallery-item:hover .cap{transform:translateY(0);opacity:1}
.gallery-item .zoom{position:absolute;top:12px;right:12px;width:34px;height:34px;border-radius:50%;
  display:grid;place-items:center;background:rgba(10,7,16,.6);border:1px solid var(--line-2);
  color:#fff;opacity:0;transform:scale(.8);transition:.35s var(--ease);backdrop-filter:blur(4px)}
.gallery-item:hover .zoom{opacity:1;transform:scale(1)}

/* =======================  VIDEO GRID  ======================= */
.videos{display:grid;grid-template-columns:repeat(2,1fr);gap:1.6rem}
.video-card{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  border:1px solid var(--line);background:#000}
.video-frame{position:relative;padding-top:56.25%}
.video-frame iframe{position:absolute;inset:0;width:100%;height:100%;border:0}

/* =======================  PRICING TABLE  ======================= */
.pricing{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem;margin-top:2rem}
.price-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);
  padding:1.7rem 1.6rem;transition:transform .4s var(--ease),border-color .4s,box-shadow .4s}
.price-card:hover{transform:translateY(-5px);border-color:var(--violet);box-shadow:var(--shadow-glow)}
.price-card .size{font-family:"Cormorant Garamond",serif;font-size:1.5rem;font-weight:600;color:var(--text)}
.price-card .amt{font-size:2rem;font-weight:700;margin:.3rem 0}
.price-card .amt span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.price-card .note{color:var(--muted-2);font-size:.86rem;margin:0}

/* =======================  FEATURE LIST  ======================= */
.features{display:grid;grid-template-columns:repeat(2,1fr);gap:1.1rem;margin:1.6rem 0}
.feature{display:flex;gap:.9rem;align-items:flex-start;background:var(--surface);border:1px solid var(--line-2);
  border-radius:12px;padding:1.1rem 1.2rem}
.feature .ic{flex:0 0 40px;height:40px;border-radius:10px;display:grid;place-items:center;
  background:var(--grad-soft);color:var(--cyan)}
.feature .ic svg{width:20px;height:20px}
.feature h4{font-family:"Inter",sans-serif;font-size:.98rem;font-weight:600;margin:0 0 .2rem;color:var(--text)}
.feature p{margin:0;font-size:.86rem;color:var(--muted)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1.2rem;text-align:center}
.stat{padding:1.4rem 1rem;border:1px solid var(--line-2);border-radius:var(--radius);background:var(--surface)}
.stat .num{font-family:"Cormorant Garamond",serif;font-size:2.6rem;font-weight:700}
.stat .num span{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--muted);font-size:.82rem;letter-spacing:.05em;text-transform:uppercase}

/* =======================  PAGE HERO (inner)  ======================= */
.page-hero{position:relative;padding:calc(var(--header-h) + 90px) 0 84px;overflow:hidden;
  border-bottom:1px solid var(--line)}
.page-hero-bg{position:absolute;inset:0;z-index:-2}
.page-hero-bg img{width:100%;height:100%;object-fit:cover;opacity:.42}
.page-hero::after{content:"";position:absolute;inset:0;z-index:-1;
  background:linear-gradient(180deg,rgba(10,7,16,.55),rgba(10,7,16,.9))}
.page-hero h1{font-size:clamp(2.6rem,5.5vw,4.4rem);font-weight:700;margin-bottom:1rem;max-width:20ch}
.page-hero p{color:var(--muted);font-size:1.1rem;max-width:56ch;margin:0}
.crumbs{font-size:.78rem;color:var(--muted-2);margin-bottom:1.2rem;letter-spacing:.04em}
.crumbs a:hover{color:var(--cyan)}
.crumbs span{margin:0 .5rem;opacity:.5}

/* =======================  CTA BAND  ======================= */
.cta-band{position:relative;overflow:hidden;text-align:center;
  padding:clamp(70px,9vw,110px) 0;background:var(--bg-2)}
.cta-band::before{content:"";position:absolute;inset:0;background:var(--grad);opacity:.1}
.cta-band .container{position:relative}
.cta-band h2{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:700;margin-bottom:1rem}
.cta-band p{color:var(--muted);max-width:52ch;margin:0 auto 2rem}
.cta-actions{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

/* =======================  CONTACT  ======================= */
.contact-grid{display:grid;grid-template-columns:1fr 1.15fr;gap:clamp(2rem,5vw,4rem);align-items:start}
.contact-info .info-item{display:flex;gap:1rem;align-items:flex-start;padding:1.2rem 0;border-bottom:1px solid var(--line-2)}
.contact-info .info-item:last-child{border-bottom:0}
.contact-info .ic{flex:0 0 46px;height:46px;border-radius:12px;display:grid;place-items:center;
  background:var(--grad-soft);color:var(--cyan)}
.contact-info h4{font-family:"Inter",sans-serif;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;
  color:var(--muted-2);margin:0 0 .25rem}
.contact-info a,.contact-info p{color:var(--text);margin:0;font-size:1.05rem}
.contact-info a:hover{color:var(--cyan)}
.form-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(1.6rem,3vw,2.4rem)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{margin-bottom:1.1rem}
.field label{display:block;font-size:.8rem;color:var(--muted);margin-bottom:.45rem;letter-spacing:.03em}
.field input,.field select,.field textarea{width:100%;background:var(--bg-2);border:1px solid var(--line-2);
  border-radius:10px;padding:.85rem 1rem;color:var(--text);font-family:inherit;font-size:.95rem;transition:border-color .25s,box-shadow .25s}
.field textarea{min-height:130px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--violet);
  box-shadow:0 0 0 3px rgba(168,85,247,.18)}
.field select option{background:#15101f}

/* =======================  FOOTER  ======================= */
footer{background:#07050d;border-top:1px solid var(--line);padding:4rem 0 1.6rem;margin-top:0}
.footer-content{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:2rem}
.footer-section h3{font-family:"Cormorant Garamond",serif;font-size:1.3rem;margin-bottom:1rem;color:var(--text)}
.footer-brand .brand{font-size:1.8rem;margin-bottom:.8rem;display:inline-block}
.footer-section p,.footer-section a{color:var(--muted);font-size:.92rem;line-height:1.9}
.footer-section a:hover{color:var(--cyan)}
.footer-section p{margin:0 0 .3rem}
.footer-links a{display:block}
.footer-bottom{margin-top:3rem;padding-top:1.6rem;border-top:1px solid var(--line-2);
  text-align:center;color:var(--muted-2);font-size:.85rem}
.footer-bottom p{margin:.3rem 0}
.footer-partner{margin-top:1rem;font-size:.82rem}
.footer-partner a{color:var(--cyan)}
.footer-partner a:hover{color:var(--text)}

/* =======================  LIGHTBOX  ======================= */
.lightbox{position:fixed;inset:0;z-index:200;background:rgba(4,2,9,.95);display:none;
  align-items:center;justify-content:center;padding:4vw;backdrop-filter:blur(8px)}
.lightbox.open{display:flex}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:8px;box-shadow:0 30px 80px rgba(0,0,0,.7)}
.lb-close,.lb-nav{position:absolute;background:rgba(255,255,255,.08);border:1px solid var(--line-2);
  color:#fff;width:52px;height:52px;border-radius:50%;cursor:pointer;font-size:1.4rem;display:grid;place-items:center;
  transition:.25s;backdrop-filter:blur(6px)}
.lb-close:hover,.lb-nav:hover{background:var(--grad);border-color:transparent}
.lb-close{top:24px;right:24px}
.lb-nav.prev{left:24px;top:50%;transform:translateY(-50%)}
.lb-nav.next{right:24px;top:50%;transform:translateY(-50%)}

/* =======================  REVEAL ANIMATION  ======================= */
/* only hide when JS is active, so content is always visible without/before JS */
.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:none}
.reveal.d1{transition-delay:.09s}.reveal.d2{transition-delay:.18s}.reveal.d3{transition-delay:.27s}

/* =======================  RESPONSIVE  ======================= */
@media (max-width:1023px){
  :root{--header-h:68px}
  .pillars{grid-template-columns:1fr 1fr}
  .nav a{padding:.5rem .55rem;font-size:.78rem}
  .nav-cta{padding:.55rem .95rem !important}
}
@media (max-width:860px){
  .split,.contact-grid{grid-template-columns:1fr}
  .split.reverse .split-media{order:0}
  .split-media img{min-height:280px}
  .videos{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .footer-content{grid-template-columns:1fr 1fr}
}
@media (max-width:767px){
  body{font-size:16px}
  .menu-toggle{display:flex}
  .nav{position:fixed;inset:0 0 0 auto;width:min(84vw,340px);height:100vh;flex-direction:column;
    align-items:stretch;justify-content:flex-start;gap:.1rem;padding:calc(var(--header-h) + 20px) 1.4rem 2rem;
    background:rgba(12,8,20,.98);backdrop-filter:blur(20px);border-left:1px solid var(--line);
    transform:translateX(100%);transition:transform .42s var(--ease);overflow-y:auto;z-index:110}
  .nav.open{transform:translateX(0)}
  .nav a{padding:.85rem .4rem;font-size:1rem;border-bottom:1px solid var(--line-2)}
  .nav a::after{display:none}
  .has-sub .submenu{position:static;transform:none;opacity:1;visibility:visible;box-shadow:none;
    background:transparent;border:0;padding:.2rem 0 .4rem .8rem;min-width:0}
  .has-sub .submenu a{padding:.55rem .4rem;font-size:.9rem;color:var(--muted-2)}
  .nav-cta{margin:.8rem 0 0 !important;text-align:center;justify-content:center}
  .nav-scrim{position:fixed;inset:0;background:rgba(4,2,9,.55);opacity:0;visibility:hidden;
    transition:.4s;z-index:105}
  .nav-scrim.open{opacity:1;visibility:visible}
  .pillars{grid-template-columns:1fr}
  .gallery{columns:2}
  .pricing,.features{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  .hero-content{align-items:center;text-align:center}
  .hero h1{max-width:none}
  .hero-actions{justify-content:center}
}
@media (max-width:480px){
  .gallery{columns:1}
  .stats,.footer-content{grid-template-columns:1fr 1fr}
  .hero-slide{width:100vw;flex-basis:100vw}
}

/* keep hero marquee running even with reduced-motion (per design requirement);
   only quiet the non-essential decorative motion */
@media (prefers-reduced-motion:reduce){
  .reveal{transition-duration:.001s;transform:none;opacity:1}
  .scroll-cue span{animation:none}
  html{scroll-behavior:auto}
}

/* =======================================================================
   PREMIUM ENHANCEMENTS — gallery-grade luxury layer
   ======================================================================= */
:root{
  --bg:#080510;
  --bg-2:#0c0818;
  --surface:#140f20;
  --gold:#e7c58a;
  --gold-2:#c9a35f;
  --champagne:linear-gradient(100deg,#f6e3ba 0%,#e7c58a 45%,#c9a35f 100%);
}

/* fine film-grain over the whole page (does not block clicks) */
body::after{
  content:"";position:fixed;inset:0;z-index:9998;pointer-events:none;opacity:.04;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode:overlay;
}

/* soft aurora glows for depth on alt sections */
.section.bg-alt{position:relative;overflow:hidden}
.section.bg-alt::before{
  content:"";position:absolute;top:-20%;left:-10%;width:60%;height:70%;z-index:0;pointer-events:none;
  background:radial-gradient(circle at 30% 30%,rgba(168,85,247,.16),transparent 62%);filter:blur(20px);
}
.section.bg-alt::after{
  content:"";position:absolute;bottom:-25%;right:-8%;width:55%;height:70%;z-index:0;pointer-events:none;
  background:radial-gradient(circle at 70% 70%,rgba(34,211,238,.12),transparent 62%);filter:blur(20px);
}
.section.bg-alt > .container{position:relative;z-index:1}

/* luxury eyebrow — champagne gold */
.eyebrow{color:var(--gold);letter-spacing:.32em;font-size:.72rem}
.eyebrow::before{width:34px;height:1px;background:var(--champagne)}
.section-head.center .eyebrow::after{content:"";width:34px;height:1px;background:var(--champagne)}

/* refined headings */
h1,h2,h3,h4{letter-spacing:.4px}
.section h2,.page-hero h1,.hero h1{letter-spacing:-.4px}
.section-head p{font-size:1.12rem;line-height:1.75}

/* header — glassier, gold hairline on scroll */
.site-header.scrolled{background:rgba(8,5,16,.72);border-bottom-color:rgba(231,197,138,.18)}
.brand{text-shadow:0 0 24px rgba(231,197,138,.25)}
.nav a{letter-spacing:.04em}

/* gallery — richer frames + gold-lit hover */
.gallery{column-gap:1.25rem}
.gallery-item{margin-bottom:1.25rem;border-radius:14px;
  box-shadow:0 20px 44px -22px rgba(0,0,0,.85);border:1px solid rgba(255,255,255,.05);
  transition:transform .5s var(--ease),box-shadow .5s,border-color .5s}
.gallery-item:hover{transform:translateY(-4px);border-color:rgba(231,197,138,.4);
  box-shadow:0 30px 60px -24px rgba(0,0,0,.9),0 0 34px -8px rgba(231,197,138,.28)}
.gallery-item .zoom{background:rgba(231,197,138,.16);border-color:rgba(231,197,138,.45);color:var(--gold)}
.gallery-item .cap{font-family:"Cormorant Garamond",serif;font-size:1.02rem;letter-spacing:.3px}

/* pillars — gold top hairline + deeper lift */
.pillar-glow{height:2px;background:var(--champagne)}
.pillar:hover{box-shadow:0 40px 70px -30px rgba(0,0,0,.9),0 0 40px -10px rgba(231,197,138,.25)}
.pillar h3{font-size:2rem}
.pillar .more{color:var(--gold)}

/* cards — glassy with gold hover */
.price-card,.feature,.form-card,.stat,.video-card{
  background:linear-gradient(160deg,rgba(255,255,255,.045),rgba(255,255,255,.015));
  backdrop-filter:blur(6px);border-color:rgba(255,255,255,.08)}
.price-card:hover{border-color:rgba(231,197,138,.55);
  box-shadow:0 26px 54px -26px rgba(0,0,0,.9),0 0 30px -10px rgba(231,197,138,.3)}
.price-card .amt span{background:var(--champagne);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .num span{background:var(--champagne);-webkit-background-clip:text;background-clip:text;color:transparent}
.feature .ic{background:linear-gradient(150deg,rgba(231,197,138,.22),rgba(168,85,247,.14));color:var(--gold);
  border:1px solid rgba(231,197,138,.2)}
.contact-info .ic{background:linear-gradient(150deg,rgba(231,197,138,.22),rgba(34,211,238,.12));color:var(--gold)}

/* split media — gold frame accent */
.split-media::after{box-shadow:inset 0 0 0 1px rgba(231,197,138,.18)}

/* buttons — refined ghost with gold edge */
.btn-ghost:hover{border-color:var(--gold);box-shadow:0 0 30px -8px rgba(231,197,138,.4)}

/* page hero — deeper cinematic wash + gold crumb */
.page-hero-bg img{opacity:.5}
.page-hero::after{background:linear-gradient(180deg,rgba(8,5,16,.5) 0%,rgba(8,5,16,.82) 60%,rgba(8,5,16,.96) 100%)}
.crumbs a:hover{color:var(--gold)}

/* elegant section divider used between bands */
.gold-rule{width:100%;max-width:var(--maxw);margin:0 auto;height:1px;
  background:linear-gradient(90deg,transparent,rgba(231,197,138,.4),transparent)}

/* footer brand glow */
footer{background:#06040c}
.footer-section a:hover{color:var(--gold)}

/* CTA band — champagne shimmer edge */
.cta-band{border-top:1px solid rgba(231,197,138,.12);border-bottom:1px solid rgba(231,197,138,.12)}
.cta-band::before{background:radial-gradient(120% 140% at 50% 0%,rgba(168,85,247,.22),transparent 55%),radial-gradient(100% 120% at 50% 100%,rgba(34,211,238,.14),transparent 55%);opacity:1}

/* masonry: allow 4 columns on very wide screens for more images */
@media (min-width:1500px){ .gallery{columns:4} .gallery.cols-2{columns:3} }

/* =======================  BILINGUAL (中文 / EN)  ======================= */
.lang-zh{display:none}
html.zh .lang-en{display:none}
html.zh .lang-zh{display:inline}
/* CJK-aware font fallbacks so Chinese renders elegantly in both modes */
body{font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei","Noto Sans SC",sans-serif}
h1,h2,h3,h4{font-family:"Cormorant Garamond",Georgia,"Songti SC","STSong","Noto Serif SC",serif}
html.zh .hero h1,html.zh .page-hero h1{letter-spacing:1px}
html.zh body{font-size:16.5px;line-height:1.85}
/* language toggle */
.lang-toggle{margin-left:.5rem;padding:.42rem .78rem;border:1px solid rgba(231,197,138,.42);border-radius:100px;
  background:transparent;color:var(--gold);font-size:.76rem;font-weight:700;letter-spacing:.06em;cursor:pointer;
  font-family:"Inter",sans-serif;transition:.25s var(--ease);white-space:nowrap}
.lang-toggle:hover{background:rgba(231,197,138,.16);color:#fff;border-color:var(--gold)}
@media (max-width:767px){
  .lang-toggle{margin:1rem 0 0;width:100%;text-align:center;padding:.85rem}
}

/* header phone link */
.nav-phone{display:inline-flex;align-items:center;gap:.45em;color:var(--gold)!important;
  font-weight:600;font-size:.84rem;letter-spacing:.01em;padding:.55rem .6rem;white-space:nowrap}
.nav-phone svg{width:15px;height:15px;flex:0 0 auto}
.nav-phone::after{display:none}
.nav-phone:hover{color:#fff!important}
/* hide phone in the crowded 1024–1200 band; it stays in footer + mobile drawer */
@media (max-width:1200px) and (min-width:768px){ .nav-phone{display:none} }
@media (max-width:767px){
  .nav-phone{font-size:1rem;padding:.85rem .4rem;border-bottom:1px solid var(--line-2);justify-content:flex-start}
}