/* ============================================================
   囍·卡 v4 — 视觉产品向高保真样式
   结构约定（给程序员）：
     .oc-page / .oc-topbar / .oc-hero / .oc-ba-slider /
     .oc-cta / .oc-card-fan / .oc-strip / .oc-panel /
     .oc-workbench / .oc-unlock / .oc-footer
   换皮：改 tokens.css 变量即可。
   ============================================================ */
@import url(tokens.css);

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--oc-navy);
  color:var(--oc-ink);
  font-family:var(--oc-font-serif);
  font-size:var(--oc-fs-body);
  line-height:1.55;
  min-height:100vh;
  /* 深层次背景：径向柔光 + 微粒感 */
  background-image:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(194,162,113,.14), transparent 55%),
    radial-gradient(ellipse 40% 30% at 90% 20%, rgba(80,100,160,.18), transparent 50%),
    radial-gradient(ellipse 50% 40% at 10% 80%, rgba(194,162,113,.08), transparent 50%),
    linear-gradient(180deg, var(--oc-navy) 0%, var(--oc-navy-2) 100%);
  background-attachment:fixed;
}
.en{font-family:var(--oc-font-en);letter-spacing:.08em}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;object-fit:cover}
button{font:inherit;cursor:pointer;border:none;background:none;color:inherit}

/* ---- Topbar ---- */
.oc-topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:14px 18px;position:sticky;top:0;z-index:20;
  background:rgba(14,20,34,.78);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--oc-line);
}
.oc-logo{font-size:17px;font-weight:700}
.oc-logo .en{color:var(--oc-gold);font-size:15px;margin-left:6px}
.oc-nav{display:none;gap:28px;color:var(--oc-ink-dim)}
.oc-nav b{color:var(--oc-ivory)}
.oc-avatar{
  width:32px;height:32px;border-radius:50%;
  border:1px solid var(--oc-gold);display:grid;place-items:center;
  font-size:11px;color:var(--oc-gold);
}
.oc-avatar.guest{opacity:.7;border-style:dashed}

/* ---- Layout ---- */
.oc-wrap{padding:var(--oc-pad);max-width:var(--oc-max);margin:0 auto}
.oc-cols{display:block}
.oc-cols2{display:block}
.oc-cols3{display:block}

/* ---- Type ---- */
.oc-kick{color:var(--oc-gold);font-size:13px;margin-bottom:6px}
.oc-muted{color:var(--oc-ink-dim);font-size:var(--oc-fs-sm)}
h1,.oc-h1{font-size:var(--oc-fs-hero);line-height:1.25;font-weight:700;letter-spacing:.01em}
h2,.oc-h2{font-size:var(--oc-fs-h2);margin-bottom:10px;font-weight:700}

/* ---- CTA Button ---- */
.oc-cta{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  height:54px;padding:0 28px;border-radius:var(--oc-r-pill);
  background:linear-gradient(135deg, var(--oc-gold) 0%, var(--oc-gold-bright) 100%);
  color:var(--oc-navy);font-size:16px;font-weight:700;
  box-shadow:var(--oc-shadow-btn);
  border:1px solid var(--oc-gold-bright);
  transition:transform var(--oc-dur) var(--oc-ease), box-shadow var(--oc-dur);
}
.oc-cta:hover{transform:translateY(-1px);box-shadow:0 12px 28px rgba(194,162,113,.35)}
.oc-cta--navy{
  background:linear-gradient(135deg, #1E2840, #2A3550);
  color:var(--oc-ivory);border-color:var(--oc-gold);
}
.oc-cta--ghost{
  background:transparent;color:var(--oc-ivory);
  border:1px solid var(--oc-line-strong);box-shadow:none;height:44px;font-size:14px;
}
.oc-cta--block{display:flex;width:100%}
.oc-cta--sm{height:36px;padding:0 16px;font-size:13px}

/* ---- Auth / sample badge ---- */
.oc-badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:4px 10px;border-radius:var(--oc-r-pill);
  background:rgba(194,162,113,.12);border:1px solid var(--oc-line);
  color:var(--oc-gold);font-size:var(--oc-fs-xs);
}
.oc-badge::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--oc-gold)}

/* ============================================================
   HERO — 未登录可见 · 滑杆为主视觉
   ============================================================ */
.oc-hero{
  position:relative;padding:28px 0 8px;
}
.oc-hero__glow{
  position:absolute;inset:-40px 10% auto;height:280px;
  background:radial-gradient(ellipse, rgba(194,162,113,.22), transparent 70%);
  pointer-events:none;filter:blur(20px);z-index:0;
}
.oc-hero__inner{position:relative;z-index:1}

/* Remini-style before/after slider */
.oc-ba-slider{
  position:relative;aspect-ratio:2 / 3;
  width:min(100%, calc(min(72vh, 640px) * 2 / 3));
  height:auto;max-width:100%;margin:0 auto;
  border-radius:var(--oc-r-md);overflow:hidden;
  box-shadow:var(--oc-shadow-card), var(--oc-halo);
  border:1px solid var(--oc-line-strong);
  user-select:none;touch-action:none;cursor:ew-resize;
  background:var(--oc-navy-3);
}
.oc-ba-slider__after,
.oc-ba-slider__before{
  position:absolute;inset:0;
}
.oc-ba-slider__after img,
.oc-ba-slider__before img{width:100%;height:100%;object-fit:cover;object-position:center top}
.oc-ba-slider__before{
  clip-path: inset(0 65% 0 0);
  z-index:2;
}
.oc-ba-slider__handle{
  position:absolute;top:0;bottom:0;left:35%;width:2px;
  background:var(--oc-gold);z-index:3;transform:translateX(-50%);
}
.oc-ba-slider__knob{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  width:44px;height:44px;border-radius:50%;
  background:var(--oc-ivory);border:2px solid var(--oc-gold);
  display:grid;place-items:center;color:var(--oc-navy);
  font-size:16px;box-shadow:0 4px 16px rgba(0,0,0,.35);
  z-index:4;
}
.oc-ba-slider__label{
  position:absolute;top:12px;z-index:5;
  padding:4px 10px;border-radius:var(--oc-r-pill);
  background:rgba(14,20,34,.72);color:var(--oc-ivory);
  font-size:var(--oc-fs-xs);backdrop-filter:blur(6px);
}
.oc-ba-slider__label--before{left:12px}
.oc-ba-slider__label--after{right:12px}
.oc-ba-slider__auth{
  position:absolute;bottom:12px;left:12px;right:12px;z-index:5;
  display:flex;justify-content:space-between;align-items:center;gap:8px;
  flex-wrap:wrap;
}

/* 扫光（动效提示；reduced-motion 关闭） */
.oc-ba-slider__shine{
  position:absolute;inset:0;z-index:2;pointer-events:none;
  background:linear-gradient(105deg, transparent 40%, rgba(255,255,255,.18) 50%, transparent 60%);
  background-size:200% 100%;
  animation:oc-shine 3.6s ease-in-out infinite;
  mix-blend-mode:soft-light;
}
@keyframes oc-shine{0%{background-position:120% 0}100%{background-position:-20% 0}}

/* ---- Footnote steps (轻量，不再抢视觉) ---- */
.oc-steps-foot{
  display:flex;gap:18px;justify-content:center;flex-wrap:wrap;
  margin:18px 0 6px;padding:0 8px;
  color:var(--oc-ink-dim);font-size:var(--oc-fs-sm);
}
.oc-steps-foot span{opacity:.85}
.oc-steps-foot b{color:var(--oc-gold);font-weight:600;margin-right:4px}

/* ---- Card fan / strip ---- */
.oc-card-fan{
  display:flex;justify-content:center;align-items:flex-end;
  height:240px;position:relative;margin:12px 0;
}
.oc-card-fan img{
  width:118px;height:165px;border-radius:7px;position:absolute;
  box-shadow:0 14px 28px rgba(0,0,0,.4);
  border:1px solid var(--oc-gold);
  /* 闪卡质感暗示 */
  background:linear-gradient(135deg, transparent 40%, rgba(255,255,255,.12) 50%, transparent 60%);
}
.oc-card--foil{
  position:relative;overflow:hidden;
}
.oc-card--foil::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(125deg, transparent 30%, rgba(224,196,138,.35) 48%, transparent 62%);
  background-size:220% 220%;
  animation:oc-foil 4s linear infinite;
  pointer-events:none;mix-blend-mode:color-dodge;
}
@keyframes oc-foil{to{background-position:200% 200%}}

.oc-strip{display:flex;gap:12px;overflow-x:auto;padding:8px 2px 16px;scrollbar-width:none}
.oc-strip::-webkit-scrollbar{display:none}
.oc-strip__item{flex:none;width:110px;text-align:center}
.oc-strip__item img{
  width:110px;height:154px;border-radius:8px;
  border:1px solid var(--oc-line);box-shadow:0 8px 20px rgba(0,0,0,.3);
}
.oc-strip__item span{display:block;margin-top:6px;font-size:var(--oc-fs-xs);color:var(--oc-ink-dim)}

/* ---- Panel ---- */
.oc-panel{
  background:rgba(30,40,64,.55);
  border:1px solid var(--oc-line);
  border-radius:var(--oc-r-md);
  padding:16px;margin-bottom:14px;
  backdrop-filter:blur(8px);
}
.oc-panel--ivory{
  background:rgba(244,239,230,.06);
}

/* ---- Progress ---- */
.oc-prog{height:8px;background:rgba(255,255,255,.08);border-radius:4px;overflow:hidden;margin:8px 0 4px}
.oc-prog>i{display:block;height:100%;background:linear-gradient(90deg,var(--oc-gold),var(--oc-gold-bright));border-radius:4px}

/* ---- Chips ---- */
.oc-chip{
  display:inline-flex;align-items:center;gap:6px;
  padding:5px 12px;border-radius:var(--oc-r-pill);
  border:1px solid var(--oc-line);background:rgba(255,255,255,.04);
  font-size:var(--oc-fs-sm);margin:0 6px 6px 0;color:var(--oc-ink-dim);
}
.oc-chip--on{background:var(--oc-gold);color:var(--oc-navy);border-color:var(--oc-gold);font-weight:600}

/* ---- Photo grid ---- */
.oc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.oc-ph{
  position:relative;aspect-ratio:3/4;border-radius:var(--oc-r-sm);
  overflow:hidden;background:var(--oc-navy-3);
}
.oc-ph img{width:100%;height:100%}
.oc-ph__ck{
  position:absolute;top:6px;right:6px;width:22px;height:22px;border-radius:50%;
  border:2px solid #fff;background:rgba(0,0,0,.25);
}
.oc-ph--sel{outline:2px solid var(--oc-gold);outline-offset:-2px}
.oc-ph--sel .oc-ph__ck{background:var(--oc-gold);border-color:var(--oc-gold);color:var(--oc-navy);display:grid;place-items:center;font-size:12px;font-weight:700}
.oc-ph__tag{
  position:absolute;left:6px;bottom:6px;
  background:rgba(14,20,34,.82);color:var(--oc-ivory);
  font-size:10px;padding:2px 7px;border-radius:9px;
}
.oc-skel{
  background:linear-gradient(100deg, #1E2840 30%, #2A3550 50%, #1E2840 70%);
  background-size:200% 100%;animation:oc-sh 1.4s infinite;
}
@keyframes oc-sh{to{background-position:-200% 0}}

/* ---- Toolbar ---- */
.oc-toolbar{
  display:grid;grid-template-columns:repeat(4,1fr);gap:6px;
  background:var(--oc-navy-3);color:var(--oc-ivory);
  border-radius:var(--oc-r-lg);padding:10px;border:1px solid var(--oc-line-strong);
}
.oc-toolbar div{text-align:center;font-size:11px;padding:6px 0}
.oc-toolbar .ic{font-size:20px;color:var(--oc-gold);display:block;font-family:var(--oc-font-en)}

/* ---- Drop / upload ---- */
.oc-drop{
  border:1.5px dashed var(--oc-gold);border-radius:var(--oc-r-lg);
  padding:32px 16px;text-align:center;
  background:rgba(194,162,113,.06);
}
.oc-drop__big{font-size:42px;color:var(--oc-gold);font-family:var(--oc-font-en);line-height:1}
.oc-input{
  height:44px;border:1px solid var(--oc-line);border-radius:10px;
  background:rgba(0,0,0,.25);display:flex;align-items:center;
  padding:0 12px;color:var(--oc-ink-dim);font-size:13px;
}

/* ---- Album / pack / buy ---- */
.oc-album{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}
.oc-album img{aspect-ratio:62/87;border-radius:6px;border:1px solid var(--oc-gold)}
.oc-album__empty{
  aspect-ratio:62/87;border-radius:6px;border:1.5px dashed var(--oc-line);
  display:grid;place-items:center;color:var(--oc-ink-dim);font-size:11px;
}
.oc-prob{width:100%;border-collapse:collapse;font-size:13px}
.oc-prob td{padding:8px 4px;border-bottom:1px solid var(--oc-line)}
.oc-prob td:last-child{text-align:right;color:var(--oc-gold)}
.oc-pack{
  position:relative;height:260px;display:grid;place-items:center;
}
.oc-pack__box{
  width:150px;height:210px;border-radius:10px;
  background:linear-gradient(160deg, #1E2840, #0E1422);
  border:2px solid var(--oc-gold);
  display:grid;place-items:center;color:var(--oc-gold);
  box-shadow:0 18px 40px rgba(0,0,0,.5), 0 0 40px rgba(194,162,113,.2);
  font-family:var(--oc-font-en);font-size:22px;
}
.oc-price{color:var(--oc-gold);font-weight:700}
.oc-row{display:flex;align-items:center;justify-content:space-between;gap:10px}
.oc-toast{
  display:flex;gap:10px;align-items:center;
  background:rgba(30,40,64,.9);color:var(--oc-ivory);
  border-radius:12px;padding:10px 14px;font-size:13px;margin-bottom:12px;
  border:1px solid var(--oc-line);
}
.oc-toast__dot{width:8px;height:8px;border-radius:50%;background:var(--oc-gold);flex:none}
.oc-err{
  border:1px solid var(--oc-danger);background:rgba(201,120,95,.12);
  color:#E8B4A4;border-radius:12px;padding:10px 14px;font-size:13px;
  display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;gap:8px;
}
.oc-file{display:flex;gap:10px;align-items:center;padding:8px 0;border-bottom:1px dashed var(--oc-line)}
.oc-file img{width:40px;height:52px;border-radius:5px;flex:none}

/* ---- Thumb zone (mobile sticky CTA) ---- */
.oc-thumb{
  position:fixed;left:0;right:0;bottom:0;z-index:10;
  padding:12px 18px 22px;
  background:linear-gradient(transparent, rgba(14,20,34,.95) 28%);
}
.oc-pad-thumb{height:110px}
.oc-m-only{}
.oc-d-only{display:none}

/* ---- Footer ---- */
.oc-footer{
  margin-top:48px;padding:28px 18px;
  border-top:1px solid var(--oc-line);
  color:var(--oc-ink-dim);font-size:var(--oc-fs-xs);
  display:flex;flex-wrap:wrap;gap:12px 24px;justify-content:space-between;
}

/* ---- Guest gate note ---- */
.oc-guest-note{
  margin-top:10px;padding:10px 14px;border-radius:var(--oc-r-sm);
  background:rgba(194,162,113,.08);border:1px dashed var(--oc-line);
  font-size:var(--oc-fs-sm);color:var(--oc-ink-dim);text-align:center;
}

/* ============================================================
   Desktop ≥1000px
   ============================================================ */
@media (min-width:1000px){
  body{font-size:15px}
  .oc-topbar{padding:18px var(--oc-pad-lg)}
  .oc-nav{display:flex}
  .oc-wrap{padding:36px var(--oc-pad-lg)}
  .oc-cols{display:grid;grid-template-columns:1fr 1.15fr;gap:56px;align-items:center}
  .oc-cols--hero{grid-template-columns:minmax(0,4fr) minmax(0,8fr)}
  .oc-cols2{display:grid;grid-template-columns:1fr 380px;gap:32px;align-items:start}
  .oc-cols3{display:grid;grid-template-columns:240px 1fr 360px;gap:28px;align-items:start}
  .oc-card-fan{height:420px}
  .oc-card-fan img{width:210px;height:294px}
  .oc-strip__item{width:140px}
  .oc-strip__item img{width:140px;height:196px}
  .oc-grid{grid-template-columns:repeat(5,1fr);gap:10px}
  .oc-album{grid-template-columns:repeat(5,1fr)}
  .oc-thumb{position:static;background:none;padding:0}
  .oc-pad-thumb{display:none}
  .oc-m-only{display:none!important}
  .oc-d-only{display:block}
  .oc-sticky{position:sticky;top:90px}
  .oc-cta{min-width:280px}
  .oc-hero{padding:48px 0 24px}
}

@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition:none!important}
  .oc-ba-slider__shine{display:none}
  .oc-card--foil::after{animation:none;opacity:.35}
}

/* SPA bridge: retain v3 layout and behavior, with v4 surfaces and tokens. */
body.v4{
  --ink:var(--oc-ink);--muted:var(--oc-ink-dim);--gold:var(--oc-gold);
  --ivory:var(--oc-navy);--card:var(--oc-navy-3);--navy:var(--oc-navy-2);
  --line:var(--oc-line);--text:var(--oc-ink);--bg:var(--oc-navy);
  color-scheme:dark;
  background-color:var(--oc-navy);color:var(--oc-ink);
}
body.v4 .grain{display:none}
body.v4 header.top{position:sticky;top:0;z-index:20;background:rgba(14,20,34,.85);backdrop-filter:blur(14px);border-color:var(--oc-line)}
body.v4 header.top .logo,body.v4 h1{color:var(--oc-ink)}
body.v4 header.top .en,body.v4 header.top .avatar{color:var(--oc-gold)}
body.v4 #app{max-width:1440px;padding:18px;margin:auto;min-height:70vh}
body.v4 #app[data-screen=home] h1{font-size:var(--oc-fs-hero);line-height:1.25}
body.v4 #app[data-screen=home] .oc-hero p{line-height:1.65}
body.v4 #app[data-screen=home] .oc-cols>img{width:100%}
body.v4 .panel,body.v4 .oc-panel{background:rgba(30,40,64,.55);border:1px solid var(--oc-line);box-shadow:0 12px 36px #0002;color:var(--oc-ink);backdrop-filter:blur(8px)}
body.v4 .btn,body.v4 .oc-cta{background:linear-gradient(135deg,var(--oc-gold),var(--oc-gold-bright));color:var(--oc-navy);border-color:var(--oc-gold);box-shadow:var(--oc-shadow-btn)}
body.v4 .btn.ghost,body.v4 .oc-cta--ghost{background:transparent;color:var(--oc-ink);box-shadow:none;border:1px solid var(--oc-line-strong)}
body.v4 .chip,body.v4 .toast{background:rgba(194,162,113,.08);border-color:var(--oc-line);color:var(--oc-ink-dim)}
body.v4 .chip.on{background:var(--oc-gold);color:var(--oc-navy)}
body.v4 .drop{background:rgba(194,162,113,.06);border-color:var(--oc-gold);color:var(--oc-ink)}
body.v4 .drop.armed{background:var(--oc-navy-3)}
body.v4 input:not([type=checkbox]):not([type=range]),body.v4 textarea,body.v4 select{background:var(--oc-navy);color:var(--oc-ink);border-color:var(--oc-line)}
body.v4 .prog{background:rgba(255,255,255,.08)}
body.v4 .prog i{background:linear-gradient(90deg,var(--oc-gold),var(--oc-gold-bright))}
body.v4 .toolbar,body.v4 .demo-pack{background:linear-gradient(150deg,var(--oc-navy-3),var(--oc-navy));border:1px solid var(--oc-line-strong)}
body.v4 .toolbar button{color:var(--oc-ink)}
body.v4 .thumb{background:linear-gradient(transparent,rgba(14,20,34,.97) 22%)}
body.v4 .compare-knob{background:var(--oc-ivory);color:var(--oc-navy)}
body.v4>footer{background:transparent;border-color:var(--oc-line);color:var(--oc-ink-dim)}
body.v4 dialog{background:var(--oc-navy-2);color:var(--oc-ink)}
body.v4 :focus-visible{outline:3px solid var(--oc-gold-bright);outline-offset:4px}
.oc-ba-slider__auth .oc-muted{background:#0e1422c9;border-radius:8px;padding:3px 6px}
/* Foil lives on a wrapper: replaced img elements cannot paint ::after. */
.oc-card-fan .oc-card--foil{position:absolute;width:118px;height:165px;left:50%;border-radius:7px;box-shadow:var(--oc-shadow-card)}
.oc-card-fan .oc-card--foil img{position:static;width:100%;height:100%;border-radius:inherit}
.oc-strip__item.oc-card--foil::after{bottom:26px}
@media(min-width:1000px){body.v4 #app{padding:36px 56px}body.v4 .thumb{background:none}.oc-card-fan .oc-card--foil{width:210px;height:294px}.oc-card-fan{margin-left:-210px}}
@media(max-width:999px){.oc-card-fan{margin-left:-118px}.oc-ba-slider{margin-top:18px}.oc-ba-slider__auth{gap:4px}body.v4>footer{padding-bottom:140px}}
@media(prefers-reduced-motion:reduce){.oc-ba-slider__shine,.oc-card--foil::after,.shine,.holo{display:none!important}}
body.v4 .ph{background-color:var(--oc-navy-3)}
body.v4 .ph.skel{background-image:linear-gradient(100deg,#1e2840 30%,#2a3550 50%,#1e2840 70%)}
body.v4 .oc-thumb{padding-bottom:calc(22px + env(safe-area-inset-bottom))}
body.v4 #app[data-screen=home]>.pad-thumb{display:none}
body.v4 .oc-ba-slider{touch-action:pan-y}
@media(min-width:1000px){.oc-steps-foot.oc-d-only{display:flex}}

/* Non-home screens use the design's oc components, without v3 layout classes. */
body.oc-interior #app{max-width:var(--oc-max);min-height:0;padding:var(--oc-pad)}
body.oc-interior header.top{min-height:0;padding:14px 18px;background:rgba(14,20,34,.78)}
body.oc-interior header.top .nav{display:none}
body.oc-interior header.top .avatar{width:32px;height:32px}
body.oc-interior>footer{margin-top:48px;padding:28px 18px;gap:12px 24px;justify-content:space-between}
body.oc-interior #app h1{font-size:24px;line-height:1.25;margin:0;letter-spacing:.01em}
body.oc-interior #app h2{font-size:var(--oc-fs-h2);margin:0 0 10px}
body.oc-interior #app p{line-height:1.55}
body.oc-interior #app .oc-panel{box-shadow:none}
body.oc-interior #app .oc-cta{min-width:0}
body.oc-interior #app .oc-thumb .oc-cta{width:100%}
body.oc-interior #app .oc-thumb .oc-row .oc-cta{flex:1}
.oc-cols2>*,.oc-cols3>*,.oc-cols>*{min-width:0}
.oc-consent{display:block;margin:14px 0;color:var(--oc-ink-dim);font-size:12px}
.oc-consent input{accent-color:var(--oc-gold);width:18px;height:18px;vertical-align:middle}
.oc-drop{display:block;width:100%}
.oc-drop__big{display:block}
.oc-drop.armed{background:var(--oc-navy-3)}
.oc-cloud{margin-top:14px}
.oc-cloud-tabs,.oc-options{margin:10px 0}
#v-cloud .oc-input{width:100%}
#v-cloud .oc-cta{margin-top:10px}
.oc-file__body{flex:1;min-width:0;overflow-wrap:anywhere}
.oc-toolbar button{padding:6px 0;font-size:11px;min-height:44px}
.oc-toolbar{margin-bottom:8px}
.oc-workbench .oc-grid{margin:10px 0 16px}
.oc-workbench .oc-ba-slider{width:min(100%, 240px);margin-top:8px}
.oc-workbench aside>.oc-cta{display:flex;margin-top:12px}
.oc-unlock .oc-row{margin-top:8px}
.oc-styles{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:8px;margin-bottom:12px}
.oc-style{text-align:center;font-size:11px}
.oc-style img{width:100%;aspect-ratio:3/4;border-radius:8px;border:2px solid transparent;margin-bottom:4px}
.oc-style.oc-chip--on{background:none;color:inherit}
.oc-style.oc-chip--on img{border-color:var(--oc-gold)}
.oc-jobs{grid-template-columns:repeat(3,minmax(0,1fr));margin-bottom:14px}
.oc-product{display:grid;grid-template-columns:90px 1fr;gap:12px;align-items:center;margin-top:12px}
.oc-product img{border-radius:10px;border:1px solid var(--oc-line)}
.oc-album a{min-width:0}
.oc-album img{width:100%}
.oc-teaser{grid-column:1/-1}
.oc-box-hero img{width:100%;border-radius:14px;margin:14px 0;max-height:420px;border:1px solid var(--oc-line);box-shadow:var(--oc-shadow-card)}
.oc-empty-bench{text-align:center}
.oc-empty-bench .oc-panel{text-align:left;margin-top:16px}
.oc-empty-bench .oc-muted{margin:8px 0 16px}
.oc-empty-bench .oc-thumb{position:static;background:none;margin-top:16px;padding:0}
.oc-empty-fan{height:200px!important;margin:30px 0!important}
.oc-empty-fan .oc-card--foil{transform:translateX(var(--offset)) rotate(var(--angle));opacity:.65}
.oc-empty-fan .oc-card--foil:nth-child(2){opacity:1}
.oc-pack{perspective:900px}
.oc-pack .demo-pack{display:grid;position:relative;font-size:22px;border-radius:10px;background:linear-gradient(160deg,#1e2840,#0e1422);box-shadow:0 18px 40px #0008,0 0 40px #c2a27133}
.oc-pack-cta{max-width:320px;margin:12px auto}
.oc-pack-cta .oc-cta{width:100%}
.oc-pack .reveal{position:absolute;inset:0}
.oc-pack .card3d{width:150px;height:210px}
.oc-card--foil{rotate:x var(--tilt-x,0deg);transform-style:preserve-3d;transition:rotate .15s ease}
.oc-card--foil::after{background-position:var(--hx,50%) var(--hy,50%)}
.oc-interior .oc-card--foil{rotate:none;transform:perspective(900px) rotateX(var(--tilt-x,0deg)) rotateY(var(--tilt-y,0deg))}
.oc-interior .oc-empty-fan .oc-card--foil{transform:translateX(var(--offset)) rotate(var(--angle)) rotateY(var(--tilt-y,0deg))}
/* Prototype photo flight and pack burst/flip. */
.oc-photo-entry{animation:oc-photo-fly .4s var(--oc-ease) both;animation-delay:var(--delay,0ms)}
@keyframes oc-photo-fly{from{opacity:0;transform:translateY(24px) scale(.92)}to{opacity:1;transform:none}}
.oc-burst{position:absolute;inset:20% 25%;border-radius:50%;pointer-events:none;opacity:0;background:radial-gradient(circle,rgba(224,196,138,.7),transparent 70%)}
.oc-opening .oc-burst{animation:oc-pack-burst .6s ease-out forwards}
@keyframes oc-pack-burst{from{transform:scale(.3);opacity:1}to{transform:scale(2.2);opacity:0}}
@media(min-width:1000px){
 body.oc-interior #app{padding:36px var(--oc-pad-lg)}
 body.oc-interior header.top{padding:18px var(--oc-pad-lg)}
 body.oc-interior header.top .nav{display:flex}
 body.oc-interior>footer{padding:28px 18px}
 .oc-workbench .oc-grid{grid-template-columns:repeat(5,minmax(0,1fr))}
 .oc-empty-bench .oc-card-fan{margin-left:-210px!important}
}
@media(max-width:999px){
 .oc-cols2>aside{margin-top:14px}
 .oc-workbench .oc-grid+.oc-m-only{margin-top:18px}
 .oc-thumb .oc-cta{display:flex}
 .oc-thumb .oc-toolbar+.oc-cta{margin-top:8px}
 #app[data-screen=retouch] .oc-thumb{position:static;background:none;padding:0}
 #app[data-screen=retouch] .oc-thumb>.oc-cta{margin-top:8px}
 .oc-workbench~.oc-thumb+.oc-pad-thumb{height:150px}
 .oc-empty-bench .oc-card-fan{margin-left:-118px!important}
}
@media(prefers-reduced-motion:reduce){
 .oc-photo-entry,.oc-file{opacity:1;transform:none}
 .oc-burst,.reveal::before{display:none!important}
 .oc-card--foil{rotate:none!important}
 .oc-interior .oc-card--foil:not(.oc-empty-fan *){transform:none!important}
}
.oc-divider{border:0;border-top:1px solid var(--oc-line);margin:14px 0}
#app[data-screen=buy] aside>.oc-cta{margin-top:16px}
.oc-interior .oc-album__empty{text-align:center}
.oc-interior .qty{display:flex;align-items:center;gap:8px}
.oc-interior .qty button{min-width:36px;min-height:36px}
.oc-interior #app[data-screen=upload] .oc-cols2{align-items:start}
.oc-interior #app[data-screen=retouch] aside>.oc-panel{margin-top:12px}
/* Opening takes precedence over the pointer tilt transform. */
.oc-interior .oc-pack .demo-pack.opening{transform:scale(1.15) rotate(-6deg);opacity:0;pointer-events:none}
#app[data-screen=me] aside>.oc-cta{margin-top:10px}

/* Locked actions keep previews visible while preventing interaction. */
.oc-cta:disabled,.oc-pack__box:disabled{cursor:not-allowed;opacity:.55}
span.oc-album__empty{cursor:default}

/* Keep all five primary destinations visible on home and interior screens. */
body.v4 header.top .nav{display:flex;gap:clamp(14px,2vw,24px)}
body.v4 header.top .nav .orders-nav{display:block}
@media(max-width:999px){
 body.v4 header.top{flex-wrap:wrap;gap:8px;padding:12px 18px}
 body.v4 header.top .logo{flex:1}
 body.v4 header.top .nav{order:2;width:100%;max-width:100%;justify-content:space-between;gap:8px;overflow-x:auto}
 body.v4 header.top .nav a{font-size:13px;padding:8px 0;flex:none}
}

/* Homepage: one upload action directly beneath the sample controls. */
.oc-hero__preview{min-width:0}
.oc-hero .oc-ba-slider{width:min(100%, calc(min(78vh, 760px) * 2 / 3))}
.oc-style-strip{display:flex;overflow-x:auto;gap:8px;scrollbar-width:none;margin-top:12px;padding:3px;max-width:100%}
.oc-style-strip::-webkit-scrollbar{display:none}
.oc-style-strip>[role=listitem]{flex:none}
.oc-style-chip{display:flex;align-items:center;gap:6px;white-space:nowrap;padding:5px 9px 5px 5px;border:1px solid var(--oc-line);border-radius:12px;font-size:12px}
.oc-style-chip img{width:32px;height:42px;border-radius:7px;object-fit:cover;object-position:center top}
.oc-style-chip.oc-chip--on{border-color:var(--oc-gold);background:rgba(194,162,113,.16);color:var(--oc-gold-bright);box-shadow:0 0 10px rgba(194,162,113,.14)}
.oc-style-chip:focus-visible{outline:2px solid var(--oc-gold);outline-offset:1px}
.oc-hero__upload{margin-top:10px;text-align:center}
.oc-hero__upload p{margin-top:6px}
.oc-hero__hint{text-align:center;margin-top:8px}
body.v4:has(#app[data-screen=home])>footer{padding-bottom:28px}
@media(min-width:1000px){
 .oc-hero__preview{width:100%;max-width:calc(min(78vh, 760px) * 2 / 3);justify-self:center}
}
@media(max-width:999px){
 body.v4 header.top .nav{scrollbar-width:none}
 body.v4 header.top .nav a{white-space:nowrap}
}

/* Sample labels remain separate from the original style names. */
.oc-sample-tag{display:inline-block;flex:none;margin-left:4px;padding:1px 4px;border:1px solid var(--oc-line-strong);border-radius:4px;font-size:9px;font-weight:400;line-height:1.4;color:var(--oc-gold-bright);vertical-align:middle}
.oc-style img{object-fit:cover;object-position:center top}
.oc-pack-cta .oc-cta+.oc-cta{margin-top:8px}
.oc-draw-samples{margin-top:20px;padding-top:16px;border-top:1px solid var(--oc-line)}
#draw-probability{scroll-margin-top:130px}
.oc-album>.oc-card--foil{min-width:0}
@media(min-width:1000px){body.v4 header.top .nav a{font-size:14px}.oc-hero__upload{margin-top:8px}}

/* Workbench: keep the full photo and reserve real space for sticky controls. */
body.oc-interior #app[data-screen=workbench]{padding-top:32px;padding-bottom:24px;scroll-margin-top:var(--oc-header-height,100px)}
#app[data-screen=workbench] .oc-ph img,
#app[data-screen=workbench] .oc-ba-slider img{object-fit:contain;object-position:center}
#app[data-screen=workbench] .oc-ph{padding:0}
#app[data-screen=workbench] .oc-pad-thumb{height:var(--oc-bench-controls,calc(180px + env(safe-area-inset-bottom)))}
#app[data-screen=workbench] .oc-sticky{top:calc(var(--oc-header-height,80px) + 20px)}
/* Rotated cards need a container taller than their transformed bounds. */
#app[data-screen=workbench] .oc-empty-fan{height:220px!important;margin:16px 0!important;margin-left:0!important;align-items:center}
#app[data-screen=workbench] .oc-empty-fan .oc-card--foil{left:calc(50% - 59px)}
@media(min-width:1000px){
 body.oc-interior #app[data-screen=workbench]{padding-top:48px}
 #app[data-screen=workbench] .oc-empty-fan{height:360px!important}
 #app[data-screen=workbench] .oc-empty-fan .oc-card--foil{left:calc(50% - 105px)}
}