/* =====================================================================
   GunBase 火械基地 — Dark Tactical HUD theme
   深炭黑底 · 战术琥珀金强调 · 准星/角标军事元素 · 玻璃拟态卡片
   Mobile-first.
   ===================================================================== */

:root {
  --bg:        #0a0c0a;        /* 深炭黑（极微绿调） */
  --bg-2:      #0e120c;        /* section 微差背景 */
  --panel:     #14180f;        /* 卡片 / 面板 */
  --panel-2:   #1b2116;        /* 悬浮 / 次级面板 */
  --panel-3:   #232a1c;
  --line:      rgba(245,166,35,.16);   /* 琥珀低透明边框 */
  --line-2:    rgba(233,230,223,.10);  /* 弱分隔线 */
  --ink:       #e9e6df;        /* 主文字（暖白） */
  --muted:     #9aa092;        /* 次要文字 */
  --muted-2:   #6f7567;
  --accent:    #f5a623;        /* 战术琥珀金 */
  --accent-d:  #c9841a;        /* 琥珀压暗（hover） */
  --accent-ink:#0a0c0a;
  --signal:    #e6492d;        /* 信号红（价格/警示） */
  --ok:        #7bd88f;
  --radius:    10px;
  --radius-sm: 7px;
  --shadow:    0 12px 34px rgba(0,0,0,.5);
  --glow:      0 0 0 1px rgba(245,166,35,.45), 0 10px 30px rgba(245,166,35,.10);
  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-display: "Bebas Neue", "Oswald", "Arial Narrow", "Helvetica Neue", var(--font);
  --maxw: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--ink);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
/* 全局战术网格 + 顶部琥珀光晕 */
body::before {
  content: ""; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(120% 60% at 50% -10%, rgba(245,166,35,.10), transparent 55%),
    linear-gradient(rgba(233,230,223,.035) 1px, transparent 1px) 0 0 / 100% 38px,
    linear-gradient(90deg, rgba(233,230,223,.035) 1px, transparent 1px) 0 0 / 38px 100%,
    var(--bg);
}
img { max-width: 100%; display: block; }
button { font-family: inherit; cursor: pointer; }
a { color: inherit; text-decoration: none; }

/* ---------- Layout helpers ---------- */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.section { padding: 72px 0; position: relative; }
.section--ink { background: var(--bg-2); }
.eyebrow {
  font-size: 12px; letter-spacing: .3em; text-transform: uppercase;
  color: var(--accent); font-weight: 700; margin: 0 0 12px;
  display: inline-flex; align-items: center; gap: 10px;
}
.eyebrow::before { content: ""; width: 22px; height: 2px; background: var(--accent); display: inline-block; }

/* ---------- Display / headings ---------- */
.display {
  font-family: var(--font-display);
  text-transform: uppercase;
  letter-spacing: .02em;
  font-weight: 800;
  line-height: .96;
  margin: 0;
  color: var(--ink);
}

/* 准星折线分隔（呼应 logo 的速度线） */
.rule { height: 2px; background: linear-gradient(90deg, var(--accent), transparent); position: relative; margin: 16px 0 30px; }
.rule::after {
  content: ""; position: absolute; right: 0; top: 50%; transform: translateY(-50%);
  width: 9px; height: 9px; background: var(--accent);
  clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
  box-shadow: 0 0 10px rgba(245,166,35,.6);
}

/* ---------- Top bar ---------- */
.topbar {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10,12,10,.82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.topbar__inner { display: flex; align-items: center; gap: 18px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; }
.brand__logo { height: 44px; width: auto; display: block; }
.brand__sub { font-size: 16px; font-weight: 700; letter-spacing: .16em; color: #d8d4ca; }
.nav { display: flex; gap: 6px; margin-left: auto; }
.nav a {
  text-decoration: none; color: var(--muted); font-size: 12.5px;
  letter-spacing: .14em; text-transform: uppercase; font-weight: 700;
  padding: 9px 14px; border: 1px solid transparent; border-radius: 6px;
  transition: color .15s, background .15s, border-color .15s;
}
.nav a:hover { color: var(--ink); background: var(--panel-2); border-color: var(--line); }
.langbtn {
  background: var(--panel-2); color: var(--ink); border: 1px solid var(--line);
  padding: 8px 14px; font-weight: 700; font-size: 12px; letter-spacing: .12em;
  text-transform: uppercase; border-radius: 6px; transition: .15s;
}
.langbtn:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- Hero ---------- */
.hero { position: relative; padding: 92px 0 100px; overflow: hidden; }
.hero__bg {
  position: absolute; inset: 0; z-index: 0; pointer-events: none;
  background:
    radial-gradient(70% 90% at 80% 20%, rgba(245,166,35,.12), transparent 60%),
    radial-gradient(60% 80% at 0% 100%, rgba(230,73,45,.06), transparent 55%);
}
/* 大型准星装饰 */
.hero__cross {
  position: absolute; right: -90px; top: 50%; transform: translateY(-50%);
  width: 460px; height: 460px; z-index: 0; opacity: .5; pointer-events: none;
}
.hero .wrap { position: relative; z-index: 1; }
.hero__logo {
  display: block; height: 72px; width: auto; margin: 0 auto 22px;
  filter: drop-shadow(0 2px 10px rgba(0,0,0,.45));
}
@media (max-width: 600px) { .hero__logo { height: 52px; } }
.hero .display { font-size: clamp(38px, 8vw, 88px); background: linear-gradient(180deg, #fff 0%, var(--accent) 130%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero__sub { max-width: 600px; color: var(--muted); margin: 22px 0 32px; font-size: 17px; line-height: 1.7; }
.hero__cta { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__stats { display: flex; gap: 34px; margin-top: 46px; flex-wrap: wrap; }
.hero__stat b { display: block; font-family: var(--font-display); font-size: 34px; color: var(--accent); letter-spacing: .04em; }
.hero__stat span { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--muted); }
.hero__langs { display: flex; flex-wrap: wrap; align-items: center; gap: 9px; margin: 20px 0 0; font-size: 13px; color: var(--muted); letter-spacing: .03em; }
.hero__langs .hl-en, .hero__langs .hl-zh { color: var(--accent); font-weight: 800; font-size: 11px; letter-spacing: .14em; border: 1px solid var(--line); padding: 3px 8px; border-radius: 5px; }
.hero__langs .hl-sep { color: var(--muted-2); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  border: 1px solid var(--accent); background: var(--accent); color: var(--accent-ink);
  padding: 14px 24px; font-weight: 800; letter-spacing: .08em;
  text-transform: uppercase; font-size: 13px;
  border-radius: var(--radius-sm);
  transition: transform .08s ease, box-shadow .15s ease, background .15s ease, border-color .15s;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 10px 26px rgba(245,166,35,.28); }
.btn:active { transform: translateY(0); }
.btn--ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn--ghost:hover { border-color: var(--accent); color: var(--accent); box-shadow: none; }
.btn--accent { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn--accent:hover { background: var(--accent-d); border-color: var(--accent-d); }
.btn--sm { padding: 10px 15px; font-size: 12px; }
.btn--block { width: 100%; }

/* ---------- Category tabs ---------- */
.tabs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 24px; }
.tab {
  border: 1px solid var(--line-2); background: var(--panel); color: var(--muted);
  padding: 11px 18px; font-weight: 800; letter-spacing: .06em;
  text-transform: uppercase; font-size: 13px; border-radius: var(--radius-sm);
  transition: .15s;
}
.tab:hover { color: var(--ink); border-color: var(--line); }
.tab.is-active { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); box-shadow: 0 6px 18px rgba(245,166,35,.22); }
.tab small { display: block; font-weight: 600; font-size: 11px; letter-spacing: .02em; text-transform: none; opacity: .75; margin-top: 2px; }

.toolbar { display: flex; gap: 14px; flex-wrap: wrap; align-items: center; margin-bottom: 28px; }
.search {
  flex: 1 1 260px; display: flex; align-items: center; gap: 10px;
  border: 1px solid var(--line-2); background: var(--panel); padding: 0 14px;
  border-radius: var(--radius-sm); transition: .15s;
}
.search:focus-within { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,166,35,.12); }
.search span { color: var(--accent); font-size: 18px; }
.search input { border: 0; outline: 0; padding: 14px 0; width: 100%; font-size: 15px; background: transparent; color: var(--ink); }
.search input::placeholder { color: var(--muted-2); }
.count { font-size: 13px; color: var(--muted); font-weight: 700; letter-spacing: .05em; }

/* ---------- Product grid ---------- */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(268px, 1fr)); gap: 20px; }
.card {
  position: relative; background: var(--panel); border: 1px solid var(--line-2);
  border-radius: var(--radius); display: flex; flex-direction: column; overflow: hidden;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.card:hover { transform: translateY(-4px); border-color: var(--line); box-shadow: var(--shadow); }
/* 四角 HUD 角标 */
.card::before, .card::after { content: ""; position: absolute; width: 14px; height: 14px; z-index: 2; pointer-events: none; }
.card::before { top: 8px; left: 8px; border-top: 2px solid var(--accent); border-left: 2px solid var(--accent); }
.card::after { bottom: 8px; right: 8px; border-bottom: 2px solid var(--accent); border-right: 2px solid var(--accent); }
.card__media {
  position: relative; aspect-ratio: 4/3; background:
    radial-gradient(120% 120% at 50% 0%, var(--panel-2), var(--bg-2));
  display: flex; align-items: center; justify-content: center;
  border-bottom: 1px solid var(--line-2); overflow: hidden;
}
.card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .3s ease; }
.card:hover .card__media img { transform: scale(1.05); }
.card__ph { width: 100%; height: 100%; display: flex; align-items: center; justify-content: center; opacity: .9; }
.card__cat {
  position: absolute; top: 0; left: 0; background: rgba(10,12,10,.78); color: var(--accent);
  font-size: 10px; letter-spacing: .18em; text-transform: uppercase; font-weight: 800;
  padding: 6px 10px; border-bottom-right-radius: 6px; backdrop-filter: blur(4px);
}
.card__body { padding: 16px 16px 18px; display: flex; flex-direction: column; gap: 8px; flex: 1; }
.card__name { font-weight: 800; font-size: 16.5px; line-height: 1.3; color: var(--ink); }
.card__name_zh { display: block; font-size: 12px; font-weight: 600; color: var(--muted); margin-top: 3px; letter-spacing: .02em; }
.card__sku { font-size: 12px; color: var(--muted-2); letter-spacing: .08em; }
.card__meta { display: flex; gap: 16px; font-size: 12px; margin-top: auto; padding-top: 8px; color: var(--muted); }
.card__meta b { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted-2); font-weight: 700; }
.card__meta .v { font-size: 15px; color: var(--ink); font-weight: 800; }
.card__price { color: var(--signal); }
.card__actions { display: flex; gap: 8px; margin-top: 10px; }
.card__actions .btn { flex: 1; }

/* ---------- Custom / OEM direct-contact lead card ---------- */
.custom-card {
  grid-column: 1 / -1;
  border-color: var(--accent);
  background: radial-gradient(90% 140% at 0% 0%, rgba(245,166,35,.10), transparent 62%), var(--panel);
}
.custom-card__head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  padding: 14px 20px; border-bottom: 1px solid var(--line-2);
  background: rgba(245,166,35,.07);
}
.custom-card__tag {
  font-size: 11px; font-weight: 800; letter-spacing: .16em; text-transform: uppercase;
  color: var(--accent-ink); background: var(--accent); padding: 5px 10px; border-radius: 4px;
}
.custom-card__cat { font-size: 12px; font-weight: 700; color: var(--muted); letter-spacing: .08em; }
.custom-card__body { padding: 20px 22px 22px; }
.custom-card__body h3 {
  font-family: var(--font-display); font-size: clamp(20px,3vw,28px);
  color: var(--ink); margin: 0 0 10px; letter-spacing: .02em;
}
.custom-card__body p { color: var(--muted); font-size: 14px; line-height: 1.7; max-width: 900px; margin: 0 0 14px; }
.custom-card__body ul { list-style: none; padding: 0; margin: 0 0 16px; display: flex; flex-wrap: wrap; gap: 10px; }
.custom-card__body li {
  font-size: 12px; font-weight: 700; color: var(--ink);
  border: 1px solid var(--line); background: var(--panel-2);
  padding: 7px 12px; border-radius: 6px;
}
.custom-card__body li::before { content: "▸ "; color: var(--accent); }
.custom-card__direct {
  display: flex; flex-wrap: wrap; gap: 10px 22px; align-items: center;
  border-top: 1px dashed var(--line); padding: 14px 0; margin-bottom: 14px;
  font-size: 13px; color: var(--muted);
}
.custom-card__direct b { color: var(--accent); font-size: 12px; letter-spacing: .1em; text-transform: uppercase; }
.custom-card__direct a { color: var(--ink); font-weight: 800; text-decoration: none; border-bottom: 1px solid var(--accent); }
.custom-card__direct a:hover { color: var(--accent); }
.custom-card__actions { display: flex; flex-wrap: wrap; gap: 10px; }
.custom-card__actions .btn { flex: 0 0 auto; }
@media (max-width: 600px) {
  .custom-card__body { padding: 16px; }
  .custom-card__actions .btn { flex: 1 1 45%; }
}

/* ---------- Coming soon placeholder cards ---------- */
.card--soon { opacity: .78; }
.card--soon .card__media { filter: grayscale(.25); }
.card__soon-badge {
  position: absolute; left: 0; right: 0; bottom: 0;
  background: var(--accent); color: #0a0c0a;
  font-size: 11px; font-weight: 800; letter-spacing: .14em; text-transform: uppercase;
  text-align: center; padding: 7px 0; z-index: 3;
}
.card__soon {
  margin-top: 10px; text-align: center; font-size: 12px; font-weight: 800;
  letter-spacing: .12em; text-transform: uppercase; color: var(--accent);
  border: 1px dashed var(--accent); border-radius: 8px; padding: 10px 0;
}

/* ---------- Cart drawer ---------- */
.cart-toggle {
  position: fixed; right: 20px; bottom: calc(20px + env(safe-area-inset-bottom, 0px)); z-index: 60;
  background: var(--accent); color: var(--accent-ink); border: 0;
  width: 60px; height: 60px; border-radius: 50%; font-size: 22px; font-weight: 800;
  box-shadow: 0 10px 26px rgba(245,166,35,.4); display: flex; align-items: center; justify-content: center;
  transition: transform .12s;
}
.cart-toggle:hover { transform: scale(1.06); }
.cart-toggle .badge {
  position: absolute; top: -3px; right: -3px; background: var(--signal); color: #fff;
  font-size: 12px; min-width: 22px; height: 22px; border-radius: 11px;
  display: flex; align-items: center; justify-content: center; padding: 0 6px; border: 2px solid var(--bg);
}

/* Floating controls: Home & Update (stacked above the cart toggle) */
.fab {
  position: fixed; right: 20px; z-index: 60;
  width: 52px; height: 52px; border-radius: 50%;
  background: rgba(16,20,16,.86); color: var(--accent);
  border: 1.5px solid rgba(245,166,35,.55);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 800; line-height: 1; cursor: pointer;
  box-shadow: 0 8px 22px rgba(0,0,0,.45);
  -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px);
  transition: transform .12s, background .2s, opacity .2s;
}
.fab:hover { transform: scale(1.06); background: rgba(245,166,35,.16); }
.fab:active { transform: scale(.94); }
.fab .fab__spin { display: inline-block; }
.fab.is-busy { opacity: .7; pointer-events: none; }
.fab.is-busy .fab__spin { animation: fabspin .9s linear infinite; }
@keyframes fabspin { to { transform: rotate(360deg); } }
#waBtn { bottom: calc(236px + env(safe-area-inset-bottom, 0px)); background: #25D366; border-color: #25D366; box-shadow: 0 8px 22px rgba(37,211,102,.35); }
#waBtn:hover { background: #2be370; }
#homeBtn { bottom: calc(164px + env(safe-area-inset-bottom, 0px)); }
#updateBtn { bottom: calc(92px + env(safe-area-inset-bottom, 0px)); }
@media (max-width: 600px) {
  .fab { right: 14px; width: 48px; height: 48px; font-size: 20px; }
  #waBtn { bottom: calc(210px + env(safe-area-inset-bottom, 0px)); }
  #homeBtn { bottom: calc(150px + env(safe-area-inset-bottom, 0px)); }
  #updateBtn { bottom: calc(90px + env(safe-area-inset-bottom, 0px)); }
}
.drawer-mask { position: fixed; inset: 0; background: rgba(0,0,0,.6); backdrop-filter: blur(2px); z-index: 70; display: none; }
.drawer-mask.open { display: block; }
.drawer {
  position: fixed; top: 0; right: 0; height: 100%; width: min(420px, 94vw);
  background: var(--panel); z-index: 80; transform: translateX(100%);
  transition: transform .24s cubic-bezier(.4,0,.2,1); display: flex; flex-direction: column;
  border-left: 1px solid var(--line);
}
.drawer.open { transform: translateX(0); }
.drawer__head { display: flex; align-items: center; justify-content: space-between; padding: 20px; border-bottom: 1px solid var(--line-2); }
.drawer__head h3 { margin: 0; font-family: var(--font-display); text-transform: uppercase; letter-spacing: .06em; font-size: 20px; }
.drawer__close { background: none; border: 0; font-size: 28px; line-height: 1; color: var(--muted); }
.drawer__close:hover { color: var(--accent); }
.drawer__body { flex: 1; overflow: auto; padding: 16px 20px; }
.drawer__empty { color: var(--muted); text-align: center; padding: 48px 0; }
.cart-item { display: grid; grid-template-columns: 1fr auto; gap: 4px 12px; padding: 14px 0; border-bottom: 1px solid var(--line-2); }
.cart-item__name { font-weight: 700; font-size: 14px; color: var(--ink); }
.cart-item__sku { font-size: 11px; color: var(--muted-2); }
.qty { display: inline-flex; align-items: center; border: 1px solid var(--line-2); border-radius: 6px; overflow: hidden; }
.qty button { width: 32px; height: 32px; background: var(--panel-2); border: 0; font-size: 18px; font-weight: 800; color: var(--ink); }
.qty button:hover { background: var(--panel-3); color: var(--accent); }
.qty input { width: 46px; height: 32px; border: 0; text-align: center; font-size: 14px; color: var(--ink); border-left: 1px solid var(--line-2); border-right: 1px solid var(--line-2); background: var(--panel); }
.cart-item__right { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; }
.cart-item__remove { background: none; border: 0; color: var(--signal); font-size: 12px; font-weight: 700; }
.cart-item__remove:hover { text-decoration: underline; }
.drawer__foot { padding: 18px 20px; border-top: 1px solid var(--line-2); display: flex; flex-direction: column; gap: 10px; background: var(--bg-2); }
.drawer__total { display: flex; justify-content: space-between; font-weight: 800; font-size: 15px; }

/* ---------- Form ---------- */
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { display: flex; flex-direction: column; gap: 7px; }
.field--full { grid-column: 1 / -1; }
.field label { font-size: 13px; font-weight: 700; letter-spacing: .03em; color: var(--ink); }
.field label .opt { color: var(--muted-2); font-weight: 600; }
.field input, .field select, .field textarea {
  border: 1px solid var(--line-2); background: var(--panel); padding: 13px 14px; font-size: 15px; outline: 0;
  font-family: inherit; color: var(--ink); border-radius: var(--radius-sm); transition: .15s;
}
.field input::placeholder, .field textarea::placeholder { color: var(--muted-2); }
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(245,166,35,.12); }
.field .err { color: var(--signal); font-size: 12px; font-weight: 700; display: none; }
.field.invalid .err { display: block; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--signal); box-shadow: 0 0 0 3px rgba(230,73,45,.12); }
.radio-row { display: flex; gap: 10px; flex-wrap: wrap; }
.radio {
  border: 1px solid var(--line-2); padding: 12px 18px; font-weight: 700; cursor: pointer;
  display: flex; align-items: center; gap: 9px; background: var(--panel); border-radius: var(--radius-sm); transition: .15s;
}
.radio:hover { border-color: var(--line); }
.radio:has(input:checked) { border-color: var(--accent); background: rgba(245,166,35,.08); }
.radio input { accent-color: var(--accent); }
.inquiry-list { border: 1px dashed var(--line); padding: 14px; background: var(--panel); border-radius: var(--radius-sm); list-style: none; margin: 0; }
.inquiry-list li { display: flex; justify-content: space-between; gap: 12px; padding: 8px 0; border-bottom: 1px solid var(--line-2); font-size: 14px; color: var(--ink); }
.inquiry-list li:last-child { border-bottom: 0; }

/* ---------- Terms ---------- */
.terms { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.term {
  position: relative; border: 1px solid var(--line-2); padding: 22px 20px; background: var(--panel); border-radius: var(--radius);
  transition: .15s;
}
.term:hover { border-color: var(--line); transform: translateY(-3px); box-shadow: var(--shadow); }
.term::before { content: ""; position: absolute; left: 0; top: 18px; bottom: 18px; width: 3px; background: var(--accent); border-radius: 2px; }
.term h4 { margin: 0 0 8px; font-family: var(--font-display); text-transform: uppercase; letter-spacing: .06em; font-size: 18px; }
.term p { margin: 0; color: var(--muted); font-size: 14px; line-height: 1.6; }
.term .big { font-size: 34px; color: var(--accent); font-weight: 800; font-family: var(--font-display); letter-spacing: .04em; }

/* ---------- Modal ---------- */
.modal-mask { position: fixed; inset: 0; background: rgba(0,0,0,.7); backdrop-filter: blur(3px); z-index: 90; display: none; align-items: center; justify-content: center; padding: 20px; }
.modal-mask.open { display: flex; }
.modal { background: var(--panel); max-width: 480px; width: 100%; border: 1px solid var(--line); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; }
.modal__head { background: var(--bg-2); color: var(--ink); padding: 18px 20px; display: flex; justify-content: space-between; align-items: center; border-bottom: 1px solid var(--line); }
.modal__head h3 { margin: 0; font-family: var(--font-display); text-transform: uppercase; letter-spacing: .06em; font-size: 20px; }
.modal__body { padding: 22px 20px; color: var(--muted); font-size: 14px; }
.modal__body #modalSummary { color: var(--ink); font-weight: 700; background: var(--panel-2); padding: 12px 14px; border-radius: var(--radius-sm); border: 1px solid var(--line-2); }
.modal__foot { padding: 0 20px 22px; display: flex; gap: 12px; flex-wrap: wrap; }
.modal--wide { max-width: 760px; }

/* ---------- Product detail modal ---------- */
.detail { display: grid; grid-template-columns: 1fr 1.15fr; gap: 22px; }
.detail__media { position: relative; background: var(--bg-2); border: 1px solid var(--line-2); border-radius: var(--radius-sm); min-height: 240px; display: flex; align-items: center; justify-content: center; overflow: hidden; }
.detail__media img { width: 100%; height: 100%; object-fit: contain; max-height: 360px; }
.detail__ph { width: 100%; height: 240px; display: flex; align-items: center; justify-content: center; opacity: .85; }
.detail__info { color: var(--muted); }
.detail__name { font-family: var(--font-display); font-size: 23px; line-height: 1.25; margin: 0 0 6px; color: var(--ink); text-transform: none; letter-spacing: .02em; display: flex; flex-direction: column; gap: 2px; }
.detail__name .card__name_zh { font-size: 14px; color: var(--muted); font-weight: 600; letter-spacing: .02em; }
.detail__sku { font-size: 13px; color: var(--accent); font-weight: 700; letter-spacing: .03em; margin-bottom: 12px; }
.detail__desc { font-size: 14px; line-height: 1.65; margin: 0 0 14px; }
.detail__spec { margin-top: 14px; border-top: 1px solid var(--line-2); padding-top: 12px; }
.detail__spec h4 { margin: 0 0 6px; font-size: 12px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink); }
.detail__spec p { margin: 0; font-size: 13.5px; line-height: 1.7; color: var(--muted); }
.detail__spec_zh { font-size: 13px !important; color: var(--muted); }
@media (max-width: 560px) {
  .detail { grid-template-columns: 1fr; }
  .detail__media { min-height: 200px; }
}

/* ---------- Footer ---------- */
.footer { background: var(--bg-2); color: var(--muted); padding: 34px 0; font-size: 13px; border-top: 1px solid var(--line); }
.footer a { color: var(--accent); }

/* ---------- Toast ---------- */
.toast {
  position: fixed; left: 50%; bottom: calc(92px + env(safe-area-inset-bottom, 0px)); transform: translateX(-50%);
  background: var(--panel-3); color: var(--ink); padding: 11px 20px; font-weight: 700; font-size: 13px;
  letter-spacing: .04em; z-index: 95; border: 1px solid var(--line); border-radius: 8px;
  box-shadow: var(--shadow);
}

/* ---------- Install prompt ---------- */
.install-bar {
  display: none; background: var(--accent); color: var(--accent-ink); padding: 11px 18px;
  font-size: 13px; font-weight: 700; align-items: center; gap: 12px; justify-content: center;
}
.install-bar.show { display: flex; }
.install-bar button { background: var(--accent-ink); color: var(--accent); border: 0; padding: 8px 16px; font-weight: 800; border-radius: 6px; }
.install-bar .x { background: transparent; color: var(--accent-ink); border: 0; font-size: 18px; margin-left: auto; }

/* ---------- Admin (seller) page overrides ---------- */
.admin-wrap { max-width: 900px; margin: 0 auto; padding: 56px 20px; }
.drop { border: 1px dashed var(--line); padding: 34px; text-align: center; background: var(--panel); margin: 18px 0; border-radius: var(--radius); }
.drop input { font-size: 14px; color: var(--ink); }
.admin-actions { display: flex; gap: 12px; flex-wrap: wrap; margin: 18px 0; }
.cols { background: var(--panel); border: 1px solid var(--line-2); padding: 18px 20px; font-size: 13px; line-height: 1.8; border-radius: var(--radius); color: var(--muted); }
.cols code { background: var(--panel-2); padding: 2px 7px; border: 1px solid var(--line-2); border-radius: 4px; color: var(--accent); font-size: 12px; }
table.prev { width: 100%; border-collapse: collapse; font-size: 12px; margin-top: 14px; color: var(--ink); }
table.prev th, table.prev td { border: 1px solid var(--line-2); padding: 7px; text-align: left; vertical-align: top; }
table.prev th { background: var(--panel-2); color: var(--accent); text-transform: uppercase; font-size: 11px; letter-spacing: .04em; }
.note { color: var(--muted-2); font-size: 12px; margin-top: 10px; }
#status { font-weight: 800; margin: 12px 0; color: var(--accent); }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .nav { display: none; }
  .form-grid { grid-template-columns: 1fr; }
  .section { padding: 52px 0; }
  .brand__logo { height: 36px; }
  .brand__sub { display: inline; font-size: 13px; font-weight: 700; letter-spacing: .1em; color: #d8d4ca; }
  .hero { padding: 64px 0 72px; }
  .hero__cross { opacity: .25; right: -160px; }
}

/* ---------- Multi-photo gallery (product card + detail modal) ---------- */
.gb-thumbs { display: flex; gap: 6px; justify-content: center; z-index: 3; }
.gb-thumbs--card, .gb-thumbs--detail {
  position: absolute; left: 0; right: 0; bottom: 0; padding: 18px 8px 8px;
  background: linear-gradient(to top, rgba(6,10,14,.94), rgba(6,10,14,0));
}
.gb-thumb {
  width: 52px; height: 38px; padding: 0; flex: 0 0 auto; cursor: pointer;
  border: 1px solid var(--line-2); border-radius: 4px; background: #080c10;
  overflow: hidden; opacity: .68;
  transition: opacity .18s ease, border-color .18s ease, transform .18s ease;
}
.gb-thumb img { width: 100%; height: 100%; object-fit: cover; display: block; transition: none; }
.card:hover .gb-thumb img, .gb-thumb:hover img { transform: none; }
.gb-thumb:hover { opacity: 1; }
.gb-thumb.is-active { opacity: 1; border-color: var(--accent); box-shadow: 0 0 0 1px var(--accent); }
@media (max-width: 480px) { .gb-thumb { width: 44px; height: 32px; } }