/* =========================================================
   BEARDSTYLES.APP — "THE STYLE LEDGER" design system
   Ink navy + aged brass + oxblood, barbershop signage energy
   ========================================================= */

:root{
  --ink:        #12161d;
  --ink-2:      #1b212b;
  --paper:      #ece6d6;
  --paper-2:    #e2dac4;
  --brass:      #b9922f;
  --brass-hi:   #d8b25a;
  --oxblood:    #7a2a2a;
  --oxblood-hi: #9c3a3a;
  --steel:      #6e7a88;
  --cream:      #f7f4ea;
  --ink-text:   #23282f;

  /* Semantic variables — stay consistent across themes */
  --bg-page:    var(--paper);
  --bg-surface: var(--ink);
  --bg-card:    var(--paper);
  --text-primary: var(--ink-text);
  --text-on-dark: var(--cream);
  --text-muted: var(--steel);

  --display: "Rye", "Georgia", serif;
  --body:    "Libre Franklin", -apple-system, BlinkMacSystemFont, sans-serif;
  --label:   "Oswald", var(--body);

  --radius: 2px;
  --stripe: repeating-linear-gradient(
      -45deg,
      var(--brass) 0 14px,
      var(--oxblood) 14px 28px,
      var(--cream) 28px 42px
    );
  --maxw: 1180px;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  background:var(--bg-page);
  color:var(--text-primary);
  font-family:var(--body);
  font-size:17px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img,svg{ max-width:100%; display:block; }
a{ color:inherit; }
h1,h2,h3,h4{
  font-family:var(--display);
  font-weight:400;
  letter-spacing:.01em;
  line-height:1.08;
  margin:0 0 .4em;
  color:var(--ink);
}
p{ margin:0 0 1em; }
.eyebrow{
  font-family:var(--label);
  text-transform:uppercase;
  letter-spacing:.18em;
  font-size:.78rem;
  font-weight:600;
  color:var(--oxblood);
}
.wrap{ max-width:var(--maxw); margin:0 auto; padding:0 28px; }

/* prevent hairline .section / .cta specificity collisions */
section{ padding:0; }

/* ---------- Barber-pole stripe divider (signature motif) ---------- */
.stripe-bar{ height:10px; background:var(--stripe); }
.stripe-bar.thin{ height:5px; }

/* ---------- Header ---------- */
.site-header{
  background:var(--ink);
  border-bottom:3px solid var(--brass);
}
.site-header .wrap{
  display:flex; align-items:center; justify-content:space-between;
  padding-top:18px; padding-bottom:18px; gap:24px;
}
.brand{
  display:flex; align-items:center; gap:12px;
  font-family:var(--display);
  font-size:1.5rem;
  color:var(--cream);
  text-decoration:none;
}
.brand .brand-mark{ width:34px; height:34px; flex:none; }
.brand small{
  display:block; font-family:var(--label); font-size:.6rem;
  letter-spacing:.24em; color:var(--brass-hi); text-transform:uppercase;
}
nav.primary-nav{ display:flex; gap:28px; align-items:center; }
nav.primary-nav a{
  font-family:var(--label);
  font-size:.82rem;
  text-transform:uppercase;
  letter-spacing:.1em;
  color:var(--paper-2);
  text-decoration:none;
  border-bottom:2px solid transparent;
  padding-bottom:4px;
  transition:color .15s, border-color .15s;
}
nav.primary-nav a:hover, nav.primary-nav a.is-active{
  color:var(--brass-hi); border-color:var(--brass);
}
.btn{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--label); text-transform:uppercase; letter-spacing:.08em;
  font-size:.8rem; font-weight:600;
  padding:12px 22px;
  border-radius:var(--radius);
  border:2px solid var(--ink);
  cursor:pointer; text-decoration:none;
  transition:transform .15s ease, background .15s ease, color .15s ease;
}
.btn-brass{ background:var(--brass); color:var(--ink); border-color:var(--brass); box-shadow:0 2px 0 rgba(18,22,29,.15); }
.btn-brass:hover{ background:var(--brass-hi); transform:translateY(-2px); box-shadow:0 4px 12px rgba(185,146,47,.3); }
.btn-ghost{ background:transparent; color:var(--cream); border-color:var(--paper-2); }
.btn-ghost:hover{ border-color:var(--brass-hi); color:var(--brass-hi); }
.btn-line{ background:transparent; color:var(--cream); border-color:var(--paper-2); }
.btn-line:hover{ background:var(--cream); color:var(--ink); border-color:var(--cream); }
/* Header 中的 btn-line 在深色背景上使用浅色 */
.site-header .btn-line{ color:var(--cream); border-color:var(--paper-2); }
.site-header .btn-line:hover{ background:var(--cream); color:var(--ink); }
#logoutBtn{ color:var(--ink); border-color:var(--ink); background:transparent; }
#logoutBtn:hover{ background:var(--ink); color:var(--cream); border-color:var(--ink); }
/* ---------- Mobile nav toggle (hamburger) ---------- */
.nav-toggle{
  display:none;
  width:44px; height:44px; padding:10px;
  background:transparent; border:1px solid var(--steel);
  border-radius:var(--radius); color:var(--paper-2);
  cursor:pointer; align-items:center; justify-content:center;
  transition:border-color .15s, color .15s;
}
.nav-toggle:hover{ border-color:var(--brass-hi); color:var(--brass-hi); }
.nav-toggle svg{ pointer-events:none; }

.mobile-nav-overlay{
  position:fixed; inset:0; z-index:90; background:rgba(0,0,0,.6);
  display:none; opacity:0; transition:opacity .3s;
}
.mobile-nav-overlay.open{ display:block; opacity:1; }
.mobile-nav-panel{
  position:fixed; top:0; right:0; bottom:0; width:280px; max-width:80vw; z-index:91;
  background:var(--ink); border-left:2px solid var(--brass);
  display:flex; flex-direction:column; padding:24px;
  transform:translateX(100%); transition:transform .3s ease;
}
.mobile-nav-panel.open{ transform:translateX(0); }
.mobile-nav-panel a{
  font-family:var(--label); font-size:.9rem; text-transform:uppercase;
  letter-spacing:.1em; color:var(--paper-2); text-decoration:none;
  padding:14px 0; border-bottom:1px solid var(--ink-2);
  transition:color .15s;
}
.mobile-nav-panel a:hover, .mobile-nav-panel a.is-active{ color:var(--brass-hi); }
.mobile-nav-close{
  align-self:flex-end; width:44px; height:44px;
  background:transparent; border:1px solid var(--steel);
  border-radius:50%; color:var(--paper-2); cursor:pointer;
  display:flex; align-items:center; justify-content:center;
  margin-bottom:16px; font-size:1.2rem; line-height:1;
}

/* ---------- Mobile nav account & theme ---------- */
.mobile-nav-divider{ border-top:1px solid var(--steel); margin:8px 0; }
.mobile-nav-account .btn-line{ width:100%; justify-content:center; }
.mobile-nav-user{
  display:flex; align-items:center; gap:12px;
  padding:12px 0; border-bottom:1px solid var(--ink-2);
}
.mobile-nav-avatar{
  width:36px; height:36px; border-radius:50%;
  background:var(--brass); color:var(--ink);
  display:flex; align-items:center; justify-content:center;
  font-family:var(--label); font-weight:700; font-size:.78rem;
  flex:none;
}
.mobile-nav-user-info{ display:flex; flex-direction:column; gap:2px; }
.mobile-nav-username{
  font-family:var(--label); font-size:.85rem; color:var(--paper-2);
  text-transform:uppercase; letter-spacing:.06em;
}
.mobile-nav-useremail{ font-size:.72rem; color:var(--steel); }
.mobile-nav-logout-btn{
  width:100%; text-align:left; background:none; border:none;
  font-family:var(--label); font-size:.9rem; text-transform:uppercase;
  letter-spacing:.1em; color:var(--paper-2); cursor:pointer;
  padding:14px 0; border-bottom:1px solid var(--ink-2);
  transition:color .15s;
}
.mobile-nav-logout-btn:hover{ color:var(--brass-hi); }
.mobile-nav-theme{
  width:100%; display:flex; align-items:center; justify-content:space-between;
  padding:16px 0; background:none; border:none; cursor:pointer;
  font-family:var(--label); font-size:.84rem; text-transform:uppercase;
  letter-spacing:.08em; color:var(--paper-2); transition:color .15s;
  margin-top:auto;
}
.mobile-nav-theme:hover{ color:var(--brass-hi); }
.mobile-nav-theme .mob-theme-state{
  font-size:.72rem; color:var(--steel); transition:color .15s;
}

/* ---------- Hero ---------- */
.hero{
  background:var(--ink);
  color:var(--cream);
  position:relative;
  overflow:hidden;
}
.hero .wrap{
  display:grid;
  grid-template-columns:1.05fr .95fr;
  gap:48px;
  align-items:center;
  padding-top:76px; padding-bottom:70px;
}
.hero h1{ color:var(--cream); font-size:clamp(2.6rem,5vw,4.1rem); }
.hero h1 em{ font-style:normal; color:var(--brass-hi); }
.hero .lede{ font-size:1.14rem; color:var(--paper-2); max-width:46ch; }
.hero .cta-row{ display:flex; gap:16px; margin-top:28px; flex-wrap:wrap; }
.hero-art{ position:relative; }
.hero-art .style-hero-image{
  width:100%;
  aspect-ratio:1;
  object-fit:contain;
  border:2px solid var(--brass);
  padding:20px;
  background:var(--ink-2);
  transition:transform .3s ease;
}
.hero-art .style-hero-image:hover{
  transform:scale(1.02);
}
.hero-stats{
  display:flex; gap:28px; margin-top:40px; flex-wrap:wrap;
}
.hero-stats div{ font-family:var(--label); }
.hero-stats strong{
  display:block; font-family:var(--display); font-size:1.7rem; color:var(--brass-hi);
}
.hero-stats span{ font-size:.72rem; letter-spacing:.1em; text-transform:uppercase; color:var(--steel); }

/* ---------- Section scaffolding ---------- */
.section{ padding:76px 0; }
.section.tight{ padding:52px 0; }
.section-head{ max-width:640px; margin-bottom:44px; }
.section-head h2{ font-size:clamp(1.9rem,3.4vw,2.6rem); color:var(--ink); }
.section-head p{ color:var(--steel); font-size:1.05rem; }
.on-ink{ background:var(--bg-surface); color:var(--text-on-dark); }
.on-ink h2, .on-ink h3{ color:var(--text-on-dark); }
.on-ink .section-head p{ color:var(--paper-2); }
.on-paper2{ background:var(--paper-2); }

/* ---------- Style Ledger grid (signature component) ---------- */
.ledger{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(270px,1fr));
  gap:2px;
  background:var(--brass);
  border:2px solid var(--brass);
}
.ledger-item{
  background:var(--bg-card);
  padding:26px 24px 22px;
  display:flex; flex-direction:column; gap:14px;
  text-decoration:none; color:inherit;
  position:relative;
  border:1px solid transparent;
  transition:background .2s ease, transform .25s ease, box-shadow .25s ease, border-color .2s ease;
}
.ledger-item:hover{ background:var(--cream); transform:translateY(-6px); box-shadow:0 8px 24px rgba(18,22,29,.08); border-color:var(--brass); }
.ledger-item .icon{
  width:64px; height:64px; color:var(--ink);
}
.ledger-item .style-image{
  width:55%;
  max-width:160px;
  aspect-ratio:1;
  object-fit:contain;
  border-radius:var(--radius);
  margin:0 auto 14px;
  transition:transform .3s ease, filter .3s ease;
  filter:grayscale(20%);
}
.ledger-item:hover .style-image{
  transform:scale(1.05);
  filter:grayscale(0%);
}
.ledger-item h3{
  font-size:1.35rem; display:flex; align-items:baseline; justify-content:space-between; gap:10px;
}
.ledger-item .price-dots{
  flex:1; border-bottom:2px dotted var(--steel); height:0; margin:0 6px 6px;
}
.ledger-item .tag-row{ display:flex; gap:8px; flex-wrap:wrap; }
.tag{
  font-family:var(--label); font-size:.68rem; letter-spacing:.08em; text-transform:uppercase;
  padding:4px 9px; border:1px solid var(--steel); color:var(--steel); border-radius:20px;
}
.tag.brass{ border-color:var(--brass); color:var(--oxblood); background:rgba(185,146,47,.14); }
.ledger-item p{ color:var(--ink-text); font-size:.94rem; margin:0; }
.ledger-item .goto{
  font-family:var(--label); font-size:.76rem; letter-spacing:.1em; text-transform:uppercase;
  color:var(--oxblood); margin-top:auto; display:flex; align-items:center; gap:6px;
}

/* ---------- How it works ---------- */
.steps{ display:grid; grid-template-columns:repeat(3,1fr); gap:36px; }
.step{ border-left:3px solid var(--brass); padding-left:20px; }
.step .num{ font-family:var(--display); font-size:2.1rem; color:var(--brass-hi); }
.step h3{ font-size:1.2rem; color:var(--cream); }
.step p{ color:var(--paper-2); font-size:.95rem; }

/* ---------- Try-on promo band ---------- */
.tryon-band{
  display:grid; grid-template-columns:1fr 1fr; gap:48px; align-items:center;
}
.tryon-band .style-hero-image{
  width:100%;
  aspect-ratio:1;
  object-fit:contain;
  border:2px solid var(--brass);
  padding:20px;
  background:var(--ink-2);
  transition:transform .3s ease;
}
.tryon-band .style-hero-image:hover{
  transform:scale(1.02);
}
.tryon-card{
  background:var(--ink); color:var(--cream);
  border:2px solid var(--brass); padding:36px;
  position:relative;
}
.tryon-card .eyebrow{ color:var(--brass-hi); }
.tryon-card h2{ color:var(--cream); }
.tryon-card p{ color:var(--paper-2); }

/* ---------- Face-shape quiz (signature interactive) ---------- */
.quiz{
  background:var(--cream);
  border:2px solid var(--ink);
  padding:32px;
}
.quiz .q-options{ display:grid; grid-template-columns:repeat(2,1fr); gap:10px; margin:18px 0 22px; }
.quiz button.opt{
  font-family:var(--label); text-transform:uppercase; letter-spacing:.05em; font-size:.82rem;
  padding:14px 12px; border:2px solid var(--ink); background:var(--paper); cursor:pointer;
  transition:background .15s, color .15s;
}
.quiz button.opt:hover{ background:var(--ink); color:var(--cream); }
.quiz button.opt.selected{ background:var(--oxblood); color:var(--cream); border-color:var(--oxblood); }
.quiz-result{
  border-top:2px dashed var(--steel); margin-top:20px; padding-top:20px; display:none;
}
.quiz-result.show{ display:block; }
.quiz-result .rec-name{ font-family:var(--display); font-size:1.6rem; color:var(--oxblood); }
.quiz-result .btn-line{ color:var(--ink); border-color:var(--ink); }
.quiz-result .btn-line:hover{ background:var(--ink); color:var(--cream); border-color:var(--ink); }

/* ---------- FAQ ---------- */
.faq-list details{
  border-bottom:1px solid var(--steel);
  padding:18px 0;
}
.faq-list summary{
  cursor:pointer; font-family:var(--label); font-size:1.02rem; letter-spacing:.01em;
  color:var(--ink); list-style:none; display:flex; justify-content:space-between; gap:16px;
}
.faq-list summary::-webkit-details-marker{ display:none; }
.faq-list summary::after{
  content:"+"; font-family:var(--display); font-size:1.3rem; color:var(--brass); flex:none;
}
.faq-list details[open] summary::after{ content:"–"; }
.faq-list .a{ color:var(--steel); margin-top:12px; padding-right:40px; }

/* ---------- Footer ---------- */
footer.site-footer{ background:var(--ink); color:var(--paper-2); padding:56px 0 28px; }
footer .foot-grid{
  display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; margin-bottom:40px;
}
footer h4{ color:var(--brass-hi); font-family:var(--label); font-size:.8rem; letter-spacing:.12em; text-transform:uppercase; margin-bottom:14px;}
footer ul{ list-style:none; padding:0; margin:0; display:flex; flex-direction:column; gap:9px; }
footer a{ text-decoration:none; color:var(--paper-2); font-size:.92rem; }
footer a:hover{ color:var(--brass-hi); }
.foot-bottom{
  border-top:1px solid var(--ink-2); padding-top:22px;
  display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px;
  font-size:.82rem; color:var(--steel);
}

/* ---------- Style detail page ---------- */
.detail-hero{
  background:var(--ink); color:var(--cream);
}
.detail-hero .wrap{
  grid-template-columns:.95fr 1.05fr;
  padding-top:52px; padding-bottom:56px;
}
.detail-hero .style-hero-image{
  width:100%;
  aspect-ratio:1;
  object-fit:contain;
  border:2px solid var(--brass);
  padding:20px;
  background:var(--ink-2);
  transition:transform .3s ease;
}
.detail-hero .style-hero-image:hover{
  transform:scale(1.02);
}
.breadcrumb{
  font-family:var(--label); font-size:.75rem; text-transform:uppercase; letter-spacing:.1em;
  color:var(--steel); margin-bottom:18px;
}
.breadcrumb a{ color:var(--paper-2); text-decoration:none; }
.breadcrumb a:hover{ color:var(--brass-hi); }
.spec-table{ width:100%; border-collapse:collapse; margin-top:20px; }
.spec-table tr{ border-bottom:1px solid var(--ink-2); }
.spec-table td{ padding:10px 0; font-size:.92rem; }
.spec-table td:first-child{
  font-family:var(--label); text-transform:uppercase; letter-spacing:.08em; font-size:.72rem;
  color:var(--brass-hi); width:38%;
}
.two-col{ display:grid; grid-template-columns:1.3fr .9fr; gap:56px; }
.side-card{
  background:var(--paper-2); border:1px solid var(--steel); padding:26px; align-self:start;
  position:sticky; top:24px;
}
.side-card h3{ font-size:1.1rem; }
.side-card ol,.side-card ul{ padding-left:20px; color:var(--ink-text); }
.side-card li{ margin-bottom:8px; font-size:.94rem; }
.face-shapes{ display:flex; flex-wrap:wrap; gap:8px; margin-top:10px;}
.article h2{ font-size:1.55rem; margin-top:2.1em; }
.article h2:first-child{ margin-top:0; }
.article p{ color:var(--ink-text); }
.related-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(220px,1fr)); gap:20px; }
.related-card{
  border:1px solid var(--steel); padding:18px; text-decoration:none; color:inherit;
  transition:border-color .2s, transform .2s, box-shadow .2s;
}
.related-card:hover{ border-color:var(--brass); transform:translateY(-3px); box-shadow:0 4px 16px rgba(18,22,29,.06); }
.related-card .icon{ width:40px; height:40px; margin-bottom:10px; color:var(--oxblood); }
.related-card .style-image{
  width:60%;
  max-width:120px;
  aspect-ratio:1;
  object-fit:contain;
  border-radius:var(--radius);
  margin:0 auto 10px;
  transition:transform .3s ease, filter .3s ease;
  filter:grayscale(15%);
}
.related-card:hover .style-image{
  transform:scale(1.05);
  filter:grayscale(0%);
}
.related-card h4{ font-size:1.05rem; margin-bottom:4px; }
.related-card span{ font-size:.82rem; color:var(--steel); }

/* ---------- AI Try-On studio page ---------- */
.studio2{ display:grid; grid-template-columns:1fr 1fr; gap:28px; align-items:start; }
.studio-panel{
  background:var(--ink); border:2px solid var(--brass); padding:26px; color:var(--paper-2);
}
.studio-panel h3{ font-size:1.02rem; color:var(--brass-hi); margin-bottom:4px; }
.studio-panel .panel-sub{ font-size:.84rem; color:var(--steel); margin-bottom:14px; }

/* -- style carousel -- */
.style-carousel{ display:flex; align-items:center; gap:8px; }
.carousel-arrow{
  flex:none;   width:44px; height:44px; border-radius:50%;
  border:1px solid var(--steel); background:transparent; color:var(--paper-2);
  cursor:pointer; display:flex; align-items:center; justify-content:center; font-size:1rem;
  transition:border-color .15s, color .15s; touch-action:manipulation;
}
.carousel-arrow:hover{ border-color:var(--brass-hi); color:var(--brass-hi); }
.carousel-track{ flex:1; display:grid; grid-template-columns:repeat(3,1fr); gap:10px; }
.carousel-card{
  border:2px solid var(--ink-2); background:var(--ink-2); cursor:pointer; padding:0;
  overflow:hidden; text-align:center; transition:border-color .15s;
}
.carousel-card:hover{ border-color:var(--steel); }
.carousel-card.active{ border-color:var(--brass-hi); }
.carousel-card img{ width:100%; aspect-ratio:1/1; object-fit:cover; }
.carousel-card span{
  display:block; padding:7px 4px; font-family:var(--label); font-size:.7rem;
  text-transform:uppercase; letter-spacing:.04em; color:var(--paper-2);
}
.carousel-card.active span{ color:var(--brass-hi); }
.carousel-dots{ display:flex; gap:5px; justify-content:center; margin-top:10px; }
.carousel-dots span{
  width:10px; height:10px; border-radius:50%; background:var(--steel);
  cursor:pointer; padding:5px; background-clip:content-box; box-sizing:content-box;
  touch-action:manipulation;
}
.carousel-dots span.active{ width:20px; border-radius:5px; background:var(--brass-hi); }
.carousel-hint{ font-size:.72rem; color:var(--steel); text-align:center; margin-top:8px; }

/* -- customize block -- */
.customize-block{ margin-top:26px; display:grid; grid-template-columns:1fr 118px; gap:20px; }
.swatch-group{ margin-bottom:14px; }
.swatch-group h4{
  font-family:var(--label); font-size:.68rem; text-transform:uppercase; letter-spacing:.08em;
  color:var(--steel); margin-bottom:8px; font-weight:500;
}
.swatch-row{ display:flex; gap:8px; flex-wrap:wrap; }
.swatch{
  width:38px; height:38px; border-radius:50%; border:2px solid transparent; cursor:pointer;
  padding:0; box-shadow:inset 0 0 0 1px rgba(0,0,0,.25); touch-action:manipulation;
}
.swatch.active{ border-color:var(--brass-hi); box-shadow:0 0 0 2px var(--ink), 0 0 0 4px var(--brass-hi); }

.mini-preview{
  border:1px solid var(--steel); background:var(--ink-2); padding:10px;
  text-align:center; align-self:start;
}
.mini-preview .pv-label{ font-size:.66rem; text-transform:uppercase; letter-spacing:.06em; color:var(--steel); margin-bottom:8px; }
.mini-preview .pv-swatch img{
  width:100%; aspect-ratio:1/1; object-fit:cover; border:2px solid var(--ink); margin-bottom:8px;
}
.mini-preview .pv-name{ font-size:.78rem; color:var(--paper-2); }
.mini-preview .pv-color{ font-size:.7rem; color:var(--brass-hi); }

/* -- mode / resolution toggles -- */
.toggle-row{ display:flex; gap:8px; }
.toggle-btn{
  flex:1; padding:9px 6px; border:2px solid var(--steel); background:transparent;
  color:var(--paper-2); cursor:pointer; font-family:var(--label); font-size:.74rem;
  text-transform:uppercase; letter-spacing:.05em; transition:border-color .15s, background .15s, color .15s;
}
.toggle-btn.active{ border-color:var(--brass); background:var(--brass); color:var(--ink); }

/* -- credits + CTA -- */
.credit-line{
  display:flex; align-items:center; justify-content:space-between; margin-top:18px;
  font-size:.82rem; color:var(--steel);
}
.credit-line .credit-amt{ color:var(--brass-hi); font-weight:600; }
.studio-cta{ width:100%; justify-content:center; margin-top:12px; }
.studio-cta:disabled{ opacity:.55; cursor:not-allowed; transform:none !important; }
.studio-note{ font-size:.74rem; color:var(--steel); text-align:center; margin-top:10px; }

/* -- upload / result panel -- */
.upload-panel{ display:flex; flex-direction:column; }
.dropzone{
  position:relative; border:2px dashed var(--steel); min-height:360px; flex:1;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px;
  text-align:center; cursor:pointer; background:var(--ink-2); transition:border-color .15s, background .15s;
}
.dropzone.dragover{ border-color:var(--brass-hi); background:rgba(185,146,47,.08); }
.dropzone svg{ width:34px; height:34px; color:var(--steel); }
.dropzone .dz-title{ font-family:var(--label); font-size:1rem; color:var(--paper-2); text-transform:none; letter-spacing:0; }
.dropzone .dz-sub{ font-size:.82rem; color:var(--steel); }
.dropzone .dz-meta{ font-size:.72rem; color:var(--steel); margin-top:4px; }

.result-frame{ position:relative; min-height:360px; background:var(--ink-2); display:flex; flex:1; }
.result-frame img{ width:100%; height:100%; object-fit:cover; display:block; }
.result-badge{
  position:absolute; top:12px; left:12px; background:var(--ink); color:var(--brass-hi);
  font-family:var(--label); font-size:.68rem; padding:5px 9px; border:1px solid var(--brass);
  text-transform:uppercase; letter-spacing:.06em;
}
.change-photo-btn{
  position:absolute; top:12px; right:12px; background:var(--ink); color:var(--paper-2);
  border:1px solid var(--steel); font-family:var(--label); font-size:.66rem; padding:5px 9px;
  text-transform:uppercase; letter-spacing:.05em; cursor:pointer;
}
.change-photo-btn:hover{ border-color:var(--brass-hi); color:var(--brass-hi); }

.loading-overlay{
  position:absolute; inset:0; background:rgba(18,22,29,.9); display:flex; flex-direction:column;
  align-items:center; justify-content:center; gap:12px; color:var(--paper-2); text-align:center; padding:20px;
}
.spinner{
  width:34px; height:34px; border:3px solid var(--ink-2); border-top-color:var(--brass-hi);
  border-radius:50%; animation:spin 0.9s linear infinite;
}
@keyframes spin{ to{ transform:rotate(360deg); } }
.loading-overlay .lo-status{ font-family:var(--label); font-size:.82rem; letter-spacing:.04em; }

.result-actions{ display:flex; gap:10px; margin-top:16px; }
.result-actions .btn{ flex:1; justify-content:center; }

/* Share popover */
.share-wrap{ position:relative; }
.share-popover{
  position:absolute; bottom:calc(100% + 8px); right:0; min-width:180px;
  background:var(--ink); border:1px solid var(--brass); border-radius:8px;
  display:none; flex-direction:column; z-index:60; overflow:hidden;
  box-shadow:0 8px 24px rgba(0,0,0,.45);
}
.share-popover.open{ display:flex; }
.share-opt{
  display:flex; align-items:center; gap:10px; padding:10px 14px;
  color:var(--cream); background:none; border:none; border-bottom:1px solid var(--ink-2);
  font-size:.85rem; cursor:pointer; text-align:left; width:100%; font-family:inherit;
  transition:background .15s;
}
.share-opt:last-child{ border-bottom:none; }
.share-opt:hover{ background:var(--ink-2); }
.share-icon{ flex-shrink:0; opacity:.7; }
.share-opt.copied::after{ content:" ✓ Copied!"; color:var(--brass-hi); font-weight:600; margin-left:auto; }

/* Light mode — share popover */
::root[data-theme="light"] .share-popover{
  background:#ffffff; border-color:var(--ink);
  box-shadow:0 8px 24px rgba(0,0,0,.12);
}
::root[data-theme="light"] .share-opt{
  color:var(--ink); border-bottom-color:#e5e5e5;
}
::root[data-theme="light"] .share-opt:hover{ background:#f0ebe0; }
.result-error{
  margin-top:14px; padding:12px 14px; border:1px solid var(--oxblood-hi); color:#f0b8b8;
  background:rgba(122,42,42,.15); font-size:.85rem; display:none;
}
.result-error.show{ display:block; }

/* -- top-up modal -- */
.topup-backdrop{
  position:fixed; inset:0; background:rgba(18,22,29,.78); z-index:90;
  display:none; align-items:center; justify-content:center; padding:20px;
}
.topup-backdrop.show{ display:flex; }
.topup-card{
  background:var(--ink); border:2px solid var(--brass); padding:28px; max-width:380px; width:100%; color:var(--paper-2);
}
.topup-card h3{ color:var(--brass-hi); margin-bottom:8px; }
.topup-card p{ font-size:.88rem; color:var(--paper-2); }
.topup-card .btn{ margin-top:10px; }
.disclaimer{
  font-size:.78rem; color:var(--steel); border-top:1px dashed var(--steel); margin-top:20px; padding-top:14px;
}
.toggle-label{
  display:block; font-family:var(--label); font-size:.72rem; text-transform:uppercase; letter-spacing:.08em;
  color:var(--brass-hi); margin-bottom:6px;
}
.link-btn{
  background:none; border:none; padding:0; color:var(--brass-hi); text-decoration:underline;
  cursor:pointer; font:inherit; font-size:.8rem;
}

/* ---------- Mini Try-On Studio (homepage embedded) ---------- */
.mini-studio{ display:grid; grid-template-columns:1fr 1fr; gap:28px; align-items:start; }
.mini-studio-panel{
  background:var(--ink); border:2px solid var(--brass); padding:26px; color:var(--paper-2);
}
.mini-studio-panel h3{ font-size:1.02rem; color:var(--brass-hi); margin-bottom:4px; }
.mini-studio-panel .panel-sub{ font-size:.84rem; color:var(--steel); margin-bottom:14px; }

/* ---------- Cookie consent banner ---------- */
.cookie-banner{
  position:fixed; left:0; right:0; bottom:0; z-index:80;
  background:var(--ink); border-top:3px solid var(--brass);
  transform:translateY(110%); transition:transform .35s ease;
}
.cookie-banner.show{ transform:translateY(0); }
.cookie-banner-inner{
  max-width:var(--maxw); margin:0 auto; padding:18px 28px;
  display:flex; align-items:center; justify-content:space-between; gap:24px; flex-wrap:wrap;
}
.cookie-banner-inner p{ margin:0; color:var(--paper-2); font-size:.9rem; max-width:60ch; }
.cookie-banner-inner a{ color:var(--brass-hi); text-decoration:underline; }
.cookie-actions{ display:flex; gap:10px; flex:none; }
.cookie-actions .btn{ padding:10px 18px; font-size:.75rem; }

/* ============================================================
   RESPONSIVE — 4-tier breakpoint system
   Desktop (>900px) → Tablet (≤900px) → Phone-L (≤768px) → Phone-S (≤480px)
   All changes are scoped to media queries; desktop styles untouched.
   ============================================================ */

/* ---------- Tablet (≤900px): collapse to single column ---------- */
@media (max-width:900px){
  nav.primary-nav{ display:none; }
  .nav-toggle{ display:flex; }
  .hero .wrap, .detail-hero .wrap, .tryon-band, .two-col, .studio2{
    grid-template-columns:1fr; padding-top:44px; padding-bottom:44px;
  }
  .steps{ grid-template-columns:1fr; gap:26px; }
  footer .foot-grid{ grid-template-columns:1fr 1fr; }
  .side-card{ position:static; }
  .hero-art .style-hero-image,
  .tryon-band .style-hero-image,
  .detail-hero .style-hero-image{
    max-width:380px;
    margin:0 auto;
  }
  .section{ padding:56px 0; }
  .section-head{ margin-bottom:36px; }
  .hero-stats{ gap:16px; flex-wrap:nowrap; }
  .hero-stats strong{ font-size:1.6rem; }
  .hero-stats span{ font-size:.72rem; }
  .tryon-card{ padding:28px; }

  /* Pricing: vertical stacking on mobile */
  .pricing-soon-wrap{ display:block !important; width:100% !important; }
  .pricing-grid{ display:grid !important; grid-template-columns:1fr !important; max-width:480px !important; margin-left:auto !important; margin-right:auto !important; }

  /* Carousel: show only 2 items */
  .carousel-track{ grid-template-columns:repeat(2,1fr); }
  .carousel-track .carousel-card:nth-child(n+3){ display:none; }

  /* Studio customize block */
  .customize-block{ grid-template-columns:1fr; }
  .mini-preview{ display:flex; align-items:center; gap:12px; text-align:left; }
  .mini-preview .pv-swatch{ width:64px; flex:none; }
  .mini-preview .pv-swatch img{ margin-bottom:0; }

  /* Mini studio */
  .mini-studio{ grid-template-columns:1fr; }
}

/* ---------- Phone-Large (≤768px): tighten spacing & typography ---------- */
@media (max-width:768px){
  /* Header: hide brand subtitle, shrink auth */
  .brand small{ display:none; }
  .brand{ font-size:1.2rem; gap:8px; }
  .site-header .wrap{ gap:10px; padding-top:12px; padding-bottom:12px; }
  .auth-widget{ gap:8px; }
  header .theme-toggle{ display:none; }         /* theme toggle移至移动端菜单 */
  header .auth-logged-out{ display:none; }      /* Log in移至移动端菜单 */
  .btn{ padding:10px 16px; font-size:.76rem; min-height:44px; }

  /* Section spacing */
  .section{ padding:44px 0; }
  .section.tight{ padding:32px 0; }
  .hero .wrap{ padding-top:40px; padding-bottom:36px; }
  .detail-hero .wrap{ padding-top:36px; padding-bottom:36px; }
  .section-head{ margin-bottom:28px; }

  /* Typography */
  body{ font-size:16px; }
  .hero h1{ font-size:clamp(2rem,7vw,3rem); }
  .hero .lede{ font-size:1.02rem; }
  .section-head h2{ font-size:clamp(1.6rem,5vw,2.2rem); }
  .article h2{ font-size:1.35rem; }

  /* Hero image */
  .hero-art .style-hero-image,
  .tryon-band .style-hero-image,
  .detail-hero .style-hero-image{
    max-width:300px;
  }

  /* Try-on band / mini studio */
  .tryon-band{ gap:28px; }
  .tryon-card{ padding:24px; }
  .mini-studio-panel{ padding:22px; }

  /* Touch targets */
  .toggle-btn{ padding:11px 8px; font-size:.76rem; min-height:42px; }
  .swatch{ width:34px; height:34px; }
  .carousel-arrow{ width:40px; height:40px; }

  /* Footer */
  footer .foot-grid{ grid-template-columns:1fr 1fr; gap:28px; }
  footer.site-footer{ padding:44px 0 24px; }

  /* Ledger */
  .ledger-item{ padding:22px 20px 18px; }

  /* Pricing */
  .pricing-card{ padding:36px 24px 28px; }
  .pricing-details summary{ padding:16px 20px; }
  .pricing-details .pricing-grid{ padding:0 20px 20px; }

  /* FAQ */
  .faq-list details{ padding:14px 0; }
  .faq-list .a{ padding-right:20px; }

  /* Quiz */
  .quiz{ padding:24px; }
  .quiz .q-options{ gap:8px; }

  /* Steps */
  .steps{ gap:22px; }
  .step{ padding-left:16px; }
}

/* ---------- Phone-Small (≤480px): maximum compression ---------- */
@media (max-width:480px){
  .wrap{ padding:0 16px; }

  /* Header: further shrink */
  .brand .brand-mark{ width:28px; height:28px; }
  .brand{ font-size:1.05rem; }
  .auth-widget{ gap:6px; }

  /* Section spacing */
  .section{ padding:36px 0; }
  .section.tight{ padding:28px 0; }
  .hero .wrap{ padding-top:28px; padding-bottom:24px; gap:24px; }
  .detail-hero .wrap{ padding-top:28px; padding-bottom:28px; }
  .section-head{ margin-bottom:22px; }
  .section-head h2{ font-size:clamp(1.4rem,6vw,1.8rem); }

  /* Typography */
  body{ font-size:15px; }
  .hero h1{ font-size:clamp(1.7rem,8vw,2.4rem); }
  .hero .lede{ font-size:.96rem; }
  .article h2{ font-size:1.2rem; margin-top:1.5em; }

  /* Hero image */
  .hero-art .style-hero-image,
  .tryon-band .style-hero-image,
  .detail-hero .style-hero-image{
    max-width:240px;
    padding:12px;
  }

  /* Hero stats */
  .hero-stats{ gap:14px; margin-top:20px; }
  .hero-stats strong{ font-size:1.4rem; }

  /* Ledger: force single column on very narrow screens */
  .ledger{ grid-template-columns:1fr; }
  .ledger-item{ padding:20px 18px 16px; }
  .ledger-item .style-image{
    width:55%;
    max-width:130px;
  }
  .ledger-item h3{ font-size:1.2rem; }

  /* Related cards */
  .related-card .style-image{
    width:65%;
    max-width:100px;
  }
  .related-grid{ grid-template-columns:1fr 1fr; gap:14px; }

  /* Quiz */
  .quiz{ padding:20px; }
  .quiz .q-options{ grid-template-columns:1fr; }
  .quiz button.opt{ padding:12px 10px; font-size:.8rem; }

  /* FAQ */
  .faq-list summary{ font-size:.94rem; }
  .faq-list .a{ font-size:.88rem; padding-right:0; }

  /* Steps */
  .step .num{ font-size:1.7rem; }
  .step h3{ font-size:1.05rem; }
  .step p{ font-size:.88rem; }

  /* Try-on band / mini studio */
  .tryon-card{ padding:20px; }
  .tryon-band .style-hero-image{ padding:12px; }
  .mini-studio-panel{ padding:18px; }

  /* Studio / customize */
  .customize-block{ gap:14px; }
  .mini-preview .pv-swatch{ width:56px; }

  /* Pricing */
  .pricing-card{ padding:28px 18px 22px; }
  .pricing-amount{ font-size:2rem; }
  .pricing-details summary{ padding:14px 16px; font-size:.94rem; }
  .pricing-details .pricing-grid{ padding:0 14px 14px; }

  /* Footer */
  footer .foot-grid{ grid-template-columns:1fr; gap:24px; }
  footer.site-footer{ padding:36px 0 18px; }
  .foot-bottom{ flex-direction:column; gap:8px; font-size:.78rem; }

  /* Cookie banner */
  .cookie-banner-inner{ flex-direction:column; align-items:flex-start; padding:14px 18px; }
  .cookie-actions{ flex-direction:column; width:100%; }
  .cookie-actions .btn{ width:100%; }

  /* Buttons / touch */
  .btn{ padding:12px 18px; font-size:.78rem; min-height:46px; }
  .toggle-btn{ padding:10px 6px; font-size:.74rem; min-height:42px; }

  /* Share popover */
  .share-popover{ max-width:calc(100vw - 32px); }

  /* Dropzone */
  .dropzone{ min-height:260px; }
  .result-frame{ min-height:260px; }

  /* Side card */
  .side-card{ padding:20px; }

  /* Two-col detail */
  .two-col{ gap:32px; }

}

@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior:auto; }
  *{ transition:none !important; animation:none !important; }
}

/* ---------- Auth widget (theme toggle + login/signup/avatar) ---------- */
.auth-widget{ display:flex; align-items:center; gap:14px; }
.theme-toggle{
  width:44px; height:44px; border-radius:50%; border:1px solid var(--steel);
  background:transparent; color:var(--paper-2); display:flex; align-items:center; justify-content:center;
  cursor:pointer; transition:border-color .15s, color .15s; touch-action:manipulation;
}
.theme-toggle:hover{ border-color:var(--brass-hi); color:var(--brass-hi); }
.auth-logged-out{ display:flex; gap:10px; align-items:center; }
.auth-logged-in{ position:relative; display:flex; align-items:center; }
.avatar-btn{ background:none; border:none; padding:0; cursor:pointer; }
.avatar-circle{
  width:36px; height:36px; border-radius:50%; background:var(--oxblood); color:var(--paper);
  display:flex; align-items:center; justify-content:center; font-family:var(--label); font-weight:600;
  border:2px solid var(--brass);
}
.avatar-menu{
  position:absolute; top:46px; right:0; width:240px; background:var(--ink); border:1px solid var(--brass);
  display:none; flex-direction:column; z-index:50; box-shadow:0 12px 28px rgba(0,0,0,.4);
  border-radius:8px; overflow:hidden;
}
.avatar-menu.open{ display:flex; }
.avatar-menu-header{ padding:14px 16px; border-bottom:1px solid var(--ink-2); }
.avatar-menu-name{ color:var(--paper); font-weight:600; font-size:.92rem; }
.avatar-menu-email{ color:var(--steel); font-size:.78rem; margin-top:2px; }
.avatar-menu-icon{ flex-shrink:0; opacity:.65; margin-right:8px; }
.avatar-menu-row{
  display:flex; align-items:center; justify-content:space-between; padding:11px 16px;
  color:var(--paper-2); font-size:.86rem; text-decoration:none; background:none; border:none;
  border-top:1px solid var(--ink-2); cursor:pointer; text-align:left; width:100%; font-family:inherit;
}
.avatar-menu-label{ display:flex; align-items:center; gap:4px; }
.avatar-menu-row:hover{ background:var(--ink-2); color:var(--brass-hi); }
.avatar-menu-row strong{ color:var(--brass-hi); }
.avatar-menu-logout{
  color:#e07575;                       /* brighter red, visible on dark menu */
  border-top:1px solid var(--ink-2);
  margin-top:4px;
}
.avatar-menu-row.avatar-menu-logout:hover{  /* specificity 0,3,0 beats default */
  background:var(--ink-2); color:var(--brass-hi);
}

/* ---------- Pricing page / inline section ---------- */
.pricing-grid{
  display:grid; grid-template-columns:repeat(3,1fr); gap:24px; max-width:1080px; margin:48px auto 0;
}
.pricing-card{
  background:var(--ink); border:1px solid var(--steel); padding:40px 28px 32px; position:relative;
  display:flex; flex-direction:column;
}
.pricing-card h3{ color:var(--paper); font-size:1.3rem; margin-bottom:4px; }
.pricing-card-featured{ border-color:var(--brass); }
.pricing-card-pro{ border-color:#7a3fc9; }
.pricing-badge{
  position:absolute; top:0; left:50%; transform:translateX(-50%); background:var(--brass);
  color:var(--ink); font-family:var(--label); font-size:.7rem; padding:4px 12px; text-transform:uppercase;
  letter-spacing:.05em; white-space:nowrap;
  border-radius:0 0 4px 4px;
}
.pricing-badge-pro{ background:#7a3fc9; color:var(--paper); }
.pricing-sub{ color:var(--steel); font-size:.86rem; margin-bottom:14px; }
.pricing-amount{ font-family:var(--display); font-size:2.4rem; color:var(--paper); }
.pricing-note{ color:var(--steel); font-size:.8rem; margin-bottom:16px; }
.pricing-credits{ color:var(--paper-2); font-size:.92rem; margin-bottom:20px; }
.pricing-credits span{ color:var(--steel); font-size:.8rem; }
.pricing-buy-pro{ background:#7a3fc9; color:var(--paper); border-color:#7a3fc9; }
.pricing-buy-pro:hover{ background:#8f52dd; }
.pricing-features{ list-style:none; margin-top:20px; padding:0; }
.pricing-features li{
  color:var(--paper-2); font-size:.84rem; padding:6px 0 6px 22px; position:relative;
}
.pricing-features li::before{ content:"✓"; position:absolute; left:0; color:var(--brass-hi); }

/* ---------- Pricing details (inline expandable on homepage) ---------- */
.pricing-details{
  border:2px solid var(--ink);
  border-radius:var(--radius);
}
.pricing-details summary{
  cursor:pointer;
  font-family:var(--label);
  font-size:1.02rem;
  letter-spacing:.01em;
  padding:18px 24px;
  color:var(--ink);
  list-style:none;
  display:flex;
  justify-content:space-between;
  align-items:center;
  background:var(--paper);
  transition:background .15s;
}
.pricing-details summary::-webkit-details-marker{ display:none; }
.pricing-details summary::after{
  content:"+";
  font-family:var(--display);
  font-size:1.3rem;
  color:var(--brass);
  flex:none;
  line-height:1;
}
.pricing-details[open] summary::after{ content:"−"; }
.pricing-details summary:hover{ background:var(--cream); }
.pricing-details .pricing-grid{
  padding:0 24px 24px;
  margin:0;
}
.pricing-msg{
  text-align:center;
  margin-top:16px;
  font-size:.85rem;
  color:var(--steel);
  min-height:1.2em;
}

/* ---------- Light theme override ---------- */
:root[data-theme="light"]{
  /* Keep ink/paper at their original values — they represent the brand palette */
  --ink:        #12161d;
  --ink-2:      #1b212b;
  --paper:      #ece6d6;
  --paper-2:    #e2dac4;
  --brass:      #a07d28;
  --brass-hi:   #c49a3c;
  --oxblood:    #7a2a2a;
  --oxblood-hi: #9c3a3a;
  --steel:      #7c8794;
  --ink-text:   #1a1f26;

  /* Semantic variables flip for light mode */
  --bg-page:    #f9f6ed;
  --bg-surface: #ffffff;
  --bg-card:    #ffffff;
  --text-primary: #1a1f26;
  --text-on-dark: #1a1f26;
  --text-muted: #5a6470;
}
:root[data-theme="light"] body{ background:var(--bg-page); color:var(--text-primary); }
:root[data-theme="light"] .avatar-circle{ color:var(--paper); }

/* Light mode — Header */
:root[data-theme="light"] .site-header{
  background:#ffffff;
  border-bottom-color:var(--brass);
  box-shadow:0 1px 0 rgba(18,22,29,.06);
}
:root[data-theme="light"] .brand{ color:var(--ink); }
:root[data-theme="light"] .nav-toggle{ border-color:var(--steel); color:var(--ink-text); }
:root[data-theme="light"] .nav-toggle:hover{ border-color:var(--brass); color:var(--brass); }
:root[data-theme="light"] nav.primary-nav a{ color:var(--steel); }
:root[data-theme="light"] nav.primary-nav a:hover,
:root[data-theme="light"] nav.primary-nav a.is-active{ color:var(--brass); border-color:var(--brass); }

/* Light mode — Hero */
:root[data-theme="light"] .hero{
  background:var(--bg-surface);
  color:var(--text-primary);
}
:root[data-theme="light"] .hero h1{ color:var(--ink); }
:root[data-theme="light"] .hero .lede{ color:var(--steel); }
:root[data-theme="light"] .hero-stats span{ color:var(--steel); }

/* Light mode — .on-ink sections (FAQ area, steps, try-on band) */
:root[data-theme="light"] .on-ink{
  background:var(--bg-surface);
  color:var(--text-primary);
}
:root[data-theme="light"] .on-ink h2,
:root[data-theme="light"] .on-ink h3{ color:var(--ink); }
:root[data-theme="light"] .on-ink .section-head p{ color:var(--steel); }
:root[data-theme="light"] .step .num{ color:var(--brass-hi); }
:root[data-theme="light"] .step h3{ color:var(--ink); }
:root[data-theme="light"] .step p{ color:var(--steel); }
:root[data-theme="light"] .tryon-card{
  background:#ffffff;
  color:var(--text-primary);
  border-color:var(--brass);
}
:root[data-theme="light"] .tryon-card .eyebrow{ color:var(--brass); }
:root[data-theme="light"] .tryon-card h2{ color:var(--ink); }
:root[data-theme="light"] .tryon-card p{ color:var(--steel); }

/* Light mode — detail-hero */
:root[data-theme="light"] .detail-hero{
  background:var(--bg-surface);
  color:var(--text-primary);
}
:root[data-theme="light"] .detail-hero h1{ color:var(--ink); }
:root[data-theme="light"] .detail-hero .lede,
:root[data-theme="light"] .detail-hero p{ color:var(--steel); }
:root[data-theme="light"] .breadcrumb{ color:var(--steel); }
:root[data-theme="light"] .breadcrumb a{ color:var(--steel); }
:root[data-theme="light"] .breadcrumb a:hover{ color:var(--brass); }
:root[data-theme="light"] .spec-table td:first-child{ color:var(--brass); }

/* Light mode — studio panels (applies to both .studio-panel and .mini-studio-panel) */
:root[data-theme="light"] .studio-panel,
:root[data-theme="light"] .mini-studio-panel{
  background:#ffffff;
  border-color:var(--brass);
  color:var(--text-primary);
}
:root[data-theme="light"] .studio-panel h3,
:root[data-theme="light"] .mini-studio-panel h3{ color:var(--brass); }
:root[data-theme="light"] .studio-panel .panel-sub,
:root[data-theme="light"] .mini-studio-panel .panel-sub{ color:var(--steel); }
:root[data-theme="light"] .carousel-card{
  border-color:var(--paper-2);
  background:var(--paper);
}
:root[data-theme="light"] .carousel-card span{ color:var(--ink-text); }
:root[data-theme="light"] .carousel-card.active{
  border-color:var(--brass);
  border-width:3px;
}
:root[data-theme="light"] .carousel-card.active span{ color:var(--brass); }
:root[data-theme="light"] .carousel-arrow{ border-color:var(--steel); color:var(--ink-text); }
:root[data-theme="light"] .carousel-arrow:hover{ border-color:var(--brass); color:var(--brass); }
:root[data-theme="light"] .toggle-btn{ border-color:var(--steel); color:var(--ink-text); }
:root[data-theme="light"] .toggle-btn.active{ border-color:var(--brass); background:var(--brass); color:var(--ink); }
:root[data-theme="light"] .dropzone{ background:var(--paper); border-color:var(--steel); }
:root[data-theme="light"] .dropzone .dz-title{ color:var(--ink-text); }
:root[data-theme="light"] .dropzone svg{ color:var(--steel); }
:root[data-theme="light"] .result-frame{ background:var(--paper); }
:root[data-theme="light"] .result-badge{ background:#ffffff; color:var(--brass); }
:root[data-theme="light"] .change-photo-btn{ background:#ffffff; color:var(--ink-text); }
:root[data-theme="light"] .mini-preview{ background:var(--paper); }
:root[data-theme="light"] .mini-preview .pv-name{ color:var(--ink-text); }

/* Light mode — pricing */
:root[data-theme="light"] .pricing-card{
  background:#ffffff;
  border-color:var(--paper-2);
}
:root[data-theme="light"] .pricing-card h3{ color:var(--ink); }
:root[data-theme="light"] .pricing-amount{ color:var(--ink); }
:root[data-theme="light"] .pricing-sub,
:root[data-theme="light"] .pricing-note{ color:var(--steel); }
:root[data-theme="light"] .pricing-credits{ color:var(--ink-text); }
:root[data-theme="light"] .pricing-features li{ color:var(--ink-text); }

/* Light mode — quiz */
:root[data-theme="light"] .quiz{
  background:#ffffff;
  border-color:var(--ink);
}
:root[data-theme="light"] .quiz button.opt{
  border-color:var(--ink);
  background:var(--paper);
  color:var(--ink-text);
}
:root[data-theme="light"] .quiz button.opt:hover{ background:var(--ink); color:var(--cream); }
:root[data-theme="light"] .quiz button.opt.selected{ background:var(--oxblood); color:var(--cream); border-color:var(--oxblood); }

/* Light mode — FAQ */
:root[data-theme="light"] .faq-list summary{ color:var(--ink); }
:root[data-theme="light"] .faq-list .a{ color:var(--steel); }

/* Light mode — Footer */
:root[data-theme="light"] footer.site-footer{
  background:#ffffff;
  border-top:1px solid var(--paper-2);
  color:var(--steel);
}
:root[data-theme="light"] footer h4{ color:var(--brass); }
:root[data-theme="light"] footer a{ color:var(--ink-text); }
:root[data-theme="light"] footer a:hover{ color:var(--brass); }
:root[data-theme="light"] .foot-bottom{ border-top-color:var(--paper-2); }

/* Light mode — cookie banner */
:root[data-theme="light"] .cookie-banner{
  background:#ffffff;
  border-top-color:var(--brass);
}
:root[data-theme="light"] .cookie-banner-inner p{ color:var(--ink-text); }

/* Light mode — auth widget */
:root[data-theme="light"] .theme-toggle{ border-color:var(--steel); color:var(--ink-text); }
:root[data-theme="light"] .theme-toggle:hover{ border-color:var(--brass); color:var(--brass); }
:root[data-theme="light"] .avatar-menu{ background:#ffffff; border-color:var(--brass); box-shadow:0 12px 28px rgba(0,0,0,.1); }
:root[data-theme="light"] .avatar-menu-name{ color:var(--ink); }
:root[data-theme="light"] .avatar-menu-row{ color:var(--ink-text); }
:root[data-theme="light"] .avatar-menu-row:hover{ background:var(--paper); color:var(--brass); }
:root[data-theme="light"] .avatar-menu-logout{ color:var(--oxblood); }
:root[data-theme="light"] .avatar-menu-row.avatar-menu-logout:hover{ background:var(--paper); color:var(--oxblood); }

/* Light mode — top-up modal */
:root[data-theme="light"] .topup-card{ background:#ffffff; color:var(--ink-text); }
:root[data-theme="light"] .topup-card h3{ color:var(--brass); }
:root[data-theme="light"] .topup-card p{ color:var(--ink-text); }

/* Light mode — ledger item text */
:root[data-theme="light"] .ledger-item p{ color:var(--ink-text); }
:root[data-theme="light"] .ledger-item h3{ color:var(--ink); }
:root[data-theme="light"] .ledger-item .goto{ color:var(--oxblood); }

/* Light mode — section headings on light bg */
:root[data-theme="light"] .section-head h2{ color:var(--ink); }
:root[data-theme="light"] .section-head p{ color:var(--steel); }

/* Light mode — article text */
:root[data-theme="light"] .article p{ color:var(--ink-text); }
:root[data-theme="light"] .article h2{ color:var(--ink); }

/* Light mode — side card */
:root[data-theme="light"] .side-card{ background:var(--paper); }
:root[data-theme="light"] .side-card ol,
:root[data-theme="light"] .side-card ul{ color:var(--ink-text); }

/* Light mode — tag */
:root[data-theme="light"] .tag{ border-color:var(--steel); color:var(--steel); }
:root[data-theme="light"] .tag.brass{ border-color:var(--brass); color:var(--oxblood); }

/* Light mode — credit line */
:root[data-theme="light"] .credit-line{ color:var(--steel); }
:root[data-theme="light"] .credit-line .credit-amt{ color:var(--brass); }
:root[data-theme="light"] .studio-note{ color:var(--steel); }
:root[data-theme="light"] .disclaimer{ color:var(--steel); }
:root[data-theme="light"] .toggle-label{ color:var(--brass); }
:root[data-theme="light"] .link-btn{ color:var(--brass); }

/* Light mode — swatch group */
:root[data-theme="light"] .swatch-group h4{ color:var(--steel); }

/* Light mode — loading overlay */
:root[data-theme="light"] .loading-overlay{ background:rgba(249,246,237,.92); color:var(--ink-text); }
:root[data-theme="light"] .spinner{ border-color:var(--paper-2); border-top-color:var(--brass); }

/* Light mode — result error */
:root[data-theme="light"] .result-error{ color:#7a2a2a; background:rgba(122,42,42,.08); }

/* Light mode — carousel dots */
:root[data-theme="light"] .carousel-dots span{ background:var(--steel); }
:root[data-theme="light"] .carousel-dots span.active{ background:var(--brass); }
:root[data-theme="light"] .carousel-hint{ color:var(--steel); }

/* Light mode — btn-line */
:root[data-theme="light"] .btn-line{ color:var(--ink); border-color:var(--ink); }
:root[data-theme="light"] .btn-line:hover{ background:var(--ink); color:var(--cream); }
/* Light mode header already has white bg, so btn-line uses dark — no override needed */

/* Light mode — btn-ghost */
:root[data-theme="light"] .btn-ghost{ color:var(--ink); border-color:var(--ink); }
:root[data-theme="light"] .btn-ghost:hover{ border-color:var(--brass); color:var(--brass); }

/* Light mode — hero stats */
:root[data-theme="light"] .hero-stats strong{ color:var(--brass); }

/* Light mode — .on-paper2 sections (warm beige bg) */
:root[data-theme="light"] .on-paper2{ background:var(--paper); }
:root[data-theme="light"] .on-paper2 h2{ color:var(--ink); }
:root[data-theme="light"] .on-paper2 p{ color:var(--ink-text); }
:root[data-theme="light"] .on-paper2 strong{ color:var(--ink); }

/* Light mode — pricing */
:root[data-theme="light"] .pricing-msg{ color:var(--steel); }

/* Light mode — fix style-hero-image black background on transparent webp */
:root[data-theme="light"] .hero-art .style-hero-image,
:root[data-theme="light"] .tryon-band .style-hero-image,
:root[data-theme="light"] .detail-hero .style-hero-image{
  background:var(--paper);
}

/* ── Global UI polish ── */
body{ animation: fadeInIn .45s ease; }
@keyframes fadeInIn{ from{opacity:0;transform:translateY(8px)} to{opacity:1;transform:translateY(0)} }

.ledger-item{
  transition:background .25s ease, transform .3s cubic-bezier(.22,.61,.36,1), box-shadow .3s ease;
}
.ledger-item:hover{ transform:translateY(-6px); box-shadow:0 12px 32px rgba(18,22,29,.12); }

.hero .lede{ line-height:1.55; }
.btn:active{ transform:translateY(0) scale(.97); }

@media(min-width:900px){
  .section-head{ margin-bottom:56px; }
  .section-head h2{ line-height:1.12; }
}

.pricing-card{
  transition:transform .3s cubic-bezier(.22,.61,.36,1), box-shadow .3s ease;
}
.pricing-card:hover{ transform:translateY(-4px); box-shadow:0 10px 28px rgba(18,22,29,.09); }

.quiz-result{ transition:opacity .35s ease, max-height .35s ease; }
.faq-list summary::after{ transition:transform .25s ease; }
.faq-list details[open] summary::after{ transform:rotate(180deg); }
.step{ transition:border-color .3s ease, padding-left .3s ease; }
.step:hover{ border-color:var(--brass-hi); padding-left:24px; }

/* ---------- Pricing "Coming Soon" overlay ---------- */
/* Desktop: single overlay covering all 3 cards */
.pricing-soon-wrap{
  position:relative;
  display:inline-block;
  width:100%;
}
.pricing-soon-overlay{
  position:absolute;
  inset:0;
  background:rgba(18,22,29,.52);
  backdrop-filter:blur(3px);
  -webkit-backdrop-filter:blur(3px);
  display:flex;
  align-items:center;
  justify-content:center;
  z-index:10;
  pointer-events:auto;
}
.pricing-soon-badge{
  display:inline-block;
  padding:18px 72px;
  border:3px solid var(--oxblood);
  color:var(--oxblood);
  font-family:var(--display);
  font-size:2.6rem;
  letter-spacing:.14em;
  transform:rotate(-35deg);
  white-space:nowrap;
  user-select:none;
}

/* Light mode — pricing overlay */
:root[data-theme="light"] .pricing-soon-overlay{
  background:rgba(255,255,255,.55);
}
:root[data-theme="light"] .pricing-soon-badge{
  color:var(--oxblood);
  border-color:var(--oxblood);
}

/* Hide pricing-grid gap when overlay is present */
.pricing-soon-wrap .pricing-grid{
  position:relative;
}

/* ============================================================
   Mobile: per-card overlays with vertical stacking
   Desktop keeps the single overlay above — untouched.
   ============================================================ */
@media (max-width:900px){
  /* Make each card a positioning context */
  .pricing-card{
    position:relative;
    overflow:hidden;
  }
  /* Hide the desktop single overlay on mobile */
  .pricing-soon-overlay{
    display:none !important;
  }
  /* Create per-card overlay via pseudo-element */
  .pricing-card::after{
    content:"Coming Soon";
    position:absolute;
    inset:0;
    background:rgba(18,22,29,.52);
    backdrop-filter:blur(3px);
    -webkit-backdrop-filter:blur(3px);
    display:flex;
    align-items:center;
    justify-content:center;
    z-index:10;
    font-family:var(--display);
    font-size:1.8rem;
    letter-spacing:.12em;
    color:var(--oxblood);
    border:2px solid var(--oxblood);
    transform:rotate(-35deg);
    white-space:nowrap;
    user-select:none;
    padding:10px 36px;
  }
  /* Light mode per-card overlay */
  :root[data-theme="light"] .pricing-card::after{
    background:rgba(255,255,255,.55);
  }
}

/* Small phones: smaller badge text */
@media (max-width:480px){
  .pricing-card::after{
    font-size:1.4rem;
    padding:8px 24px;
    border-width:2px;
  }
}