/* ==========================================================================
   Glass Tools — B2B Industrial Site Stylesheet
   Design tokens -> Layout -> Components -> Responsive
   RTL support is built in via CSS logical properties (inline-start/end).
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Design tokens
   -------------------------------------------------------------------------- */
:root {
  /* Brand palette: deep navy (trust/industry) + industrial amber (abrasive) */
  --navy-900: #071726;
  --navy-800: #0b2239;
  --navy-700: #12304d;
  --navy-600: #1b4267;
  --navy-100: #e8eff6;
  --navy-50: #f4f8fb;

  --amber-600: #c2570a;
  --amber-500: #e8760f;
  --amber-400: #f59331;
  --amber-100: #fdeedd;

  --ink: #0d1b26;
  --ink-soft: #46586a;
  --ink-mute: #71859a;

  --surface: #ffffff;
  --surface-alt: #f6f8fa;
  --surface-sunken: #eef2f6;
  --border: #dde5ec;
  --border-strong: #c4d1dd;

  --ok: #1a7f5a;
  --danger: #b3261e;

  /* Typography */
  --font-sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei",
    sans-serif;
  --font-arabic: "Noto Sans Arabic", "Segoe UI", Tahoma, system-ui, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;

  /* Fluid type scale */
  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: clamp(1.25rem, 1.1rem + 0.7vw, 1.5rem);
  --fs-2xl: clamp(1.5rem, 1.2rem + 1.4vw, 2.125rem);
  --fs-3xl: clamp(1.875rem, 1.4rem + 2.2vw, 2.875rem);
  --fs-4xl: clamp(2.25rem, 1.5rem + 3.4vw, 3.75rem);

  /* Spacing / rhythm */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --section-y: clamp(3.5rem, 2rem + 6vw, 6.5rem);

  /* Radius / shadow */
  --r-sm: 6px;
  --r-md: 10px;
  --r-lg: 16px;
  --r-pill: 999px;

  --shadow-sm: 0 1px 2px rgba(7, 23, 38, 0.06), 0 2px 6px rgba(7, 23, 38, 0.05);
  --shadow-md: 0 4px 10px rgba(7, 23, 38, 0.07), 0 12px 28px rgba(7, 23, 38, 0.08);
  --shadow-lg: 0 12px 24px rgba(7, 23, 38, 0.1), 0 28px 60px rgba(7, 23, 38, 0.14);

  --container: 1200px;
  --header-h: 68px;
}

/* --------------------------------------------------------------------------
   2. Reset & base
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-block-start: calc(var(--header-h) + 12px);
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--ink);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

html[dir="rtl"] body,
html[lang="ar"] body {
  font-family: var(--font-arabic);
  line-height: 1.85;
}

h1, h2, h3, h4 {
  margin: 0 0 var(--space-4);
  line-height: 1.2;
  font-weight: 700;
  letter-spacing: -0.015em;
  color: var(--ink);
}

html[lang="ar"] h1,
html[lang="ar"] h2,
html[lang="ar"] h3,
html[lang="ar"] h4 {
  letter-spacing: 0;
  line-height: 1.4;
}

h1 { font-size: var(--fs-4xl); }
h2 { font-size: var(--fs-3xl); }
h3 { font-size: var(--fs-xl); }

p { margin: 0 0 var(--space-4); }
p:last-child { margin-bottom: 0; }

a {
  color: var(--navy-600);
  text-decoration: none;
  transition: color 0.15s ease;
}
a:hover { color: var(--amber-600); }

img, svg { max-width: 100%; height: auto; display: block; }
ul, ol { margin: 0; padding: 0; list-style: none; }

/* 图片防护：只在 <body data-guard="1"> 时生效，开关在后台「图片库」里。
   配合 main.js 的 initImageGuard：右键另存、拖拽、iOS 长按保存都被挡掉。
   ⚠️ 这三招只挡「顺手」的拿法 —— 截图、开发者工具照样能拿。
   真正管用的一招是后台上传时把网址烧进图片像素的水印，图被拿走也带着品牌。 */
[data-guard="1"] img {
  -webkit-user-drag: none;      /* 拖到桌面 / 别的标签页 */
  user-select: none;
  -webkit-user-select: none;
  -webkit-touch-callout: none;  /* iOS 长按不弹「存储图像」 */
}

/* hidden 属性必须始终生效——否则会被更高特异性的 display 规则覆盖 */
[hidden] { display: none !important; }

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

/* Visible focus ring everywhere (a11y) */
:focus-visible {
  outline: 3px solid var(--amber-500);
  outline-offset: 2px;
  border-radius: 3px;
}

/* Skip link */
.skip-link {
  position: absolute;
  inset-block-start: -100px;
  inset-inline-start: var(--space-4);
  z-index: 200;
  background: var(--navy-800);
  color: #fff;
  padding: var(--space-3) var(--space-5);
  border-radius: 0 0 var(--r-md) var(--r-md);
  transition: inset-block-start 0.2s ease;
}
.skip-link:focus {
  inset-block-start: 0;
  color: #fff;
}

.sr-only {
  position: absolute;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* --------------------------------------------------------------------------
   3. Layout primitives
   -------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--space-5);
}

.section { padding-block: var(--section-y); }
.section--alt { background: var(--surface-alt); }
.section--sunken { background: var(--surface-sunken); }
.section--navy {
  background: linear-gradient(160deg, var(--navy-900), var(--navy-700));
  color: #e9f1f8;
}
.section--navy h2,
.section--navy h3 { color: #fff; }
.section--navy p { color: #c3d4e3; }

.section-head {
  max-width: 760px;
  margin-block-end: var(--space-7);
}
.section-head--center {
  margin-inline: auto;
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--amber-600);
  margin-block-end: var(--space-3);
}
.eyebrow::before {
  content: "";
  width: 26px;
  height: 2px;
  background: var(--amber-500);
  flex: none;
}
.section-head--center .eyebrow::before { display: none; }
html[lang="ar"] .eyebrow { letter-spacing: 0; }

.lede {
  font-size: var(--fs-lg);
  color: var(--ink-soft);
}
.section--navy .lede { color: #b9cddd; }

.grid { display: grid; gap: var(--space-5); }
.grid--2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid--3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid--4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

/* --------------------------------------------------------------------------
   4. Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.8rem 1.5rem;
  border: 2px solid transparent;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 700;
  line-height: 1.2;
  cursor: pointer;
  text-align: center;
  transition: transform 0.15s ease, background-color 0.15s ease,
    border-color 0.15s ease, color 0.15s ease, box-shadow 0.15s ease;
}
.btn:active { transform: translateY(1px); }

.btn--primary {
  background: var(--amber-500);
  color: #1a0f02;
  box-shadow: 0 4px 14px rgba(232, 118, 15, 0.3);
}
.btn--primary:hover {
  background: var(--amber-400);
  color: #1a0f02;
  box-shadow: 0 6px 20px rgba(232, 118, 15, 0.4);
}

.btn--ghost {
  background: transparent;
  border-color: var(--border-strong);
  color: var(--ink);
}
.btn--ghost:hover {
  border-color: var(--navy-600);
  color: var(--navy-700);
  background: var(--navy-50);
}

.btn--light {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
  backdrop-filter: blur(6px);
}
.btn--light:hover {
  background: rgba(255, 255, 255, 0.16);
  border-color: #fff;
  color: #fff;
}

.btn--lg { padding: 1rem 1.9rem; font-size: var(--fs-base); }
.btn--block { width: 100%; }

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  align-items: center;
}
.section-head--center .btn-row { justify-content: center; }

/* --------------------------------------------------------------------------
   5. Header / navigation
   -------------------------------------------------------------------------- */
.site-header {
  position: sticky;
  inset-block-start: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: saturate(180%) blur(14px);
  border-block-end: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, background-color 0.2s ease;
}
.site-header.is-scrolled {
  border-block-end-color: var(--border);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  min-height: var(--header-h);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  flex: none;
  color: var(--ink);
}
.brand:hover { color: var(--ink); }

.brand__mark {
  width: 38px;
  height: 38px;
  flex: none;
}

/* 后台上传的站点 logo。
   ⚠️ 全站第 142 行有 `img, svg { max-width: 100%; height: auto; }`，
   它会盖掉 img 标签上的 height 属性 —— 曾经导致「后台改高度没反应、
   logo 按原始尺寸撑满页头」。所以高度改用内联 style 下发（内联优先级高于
   元素选择器），height/width 都在渲染器里写死，这里只兜底宽度上限。 */
.brand__logo {
  display: block;
  flex: none;
  max-width: 200px;
  max-height: 72px;
  object-fit: contain;
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand__name {
  font-size: 1.0625rem;
  font-weight: 800;
  letter-spacing: -0.01em;
}
.brand__tag {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-mute);
}
html[lang="ar"] .brand__tag { letter-spacing: 0; }

.nav { margin-inline-start: auto; }
.nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.nav__link {
  display: block;
  padding: 0.55rem 0.75rem;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-soft);
  white-space: nowrap;
}
.nav__link:hover,
.nav__link.is-active {
  color: var(--navy-700);
  background: var(--navy-50);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex: none;
}

/* Language switcher */
.lang {
  position: relative;
}
.lang__toggle {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.45rem 0.7rem;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
}
.lang__toggle:hover { border-color: var(--border-strong); color: var(--ink); }
.lang__toggle svg { width: 14px; height: 14px; flex: none; }
.lang__toggle .lang__caret { transition: transform 0.2s ease; }
.lang__toggle[aria-expanded="true"] .lang__caret { transform: rotate(180deg); }

.lang__menu {
  position: absolute;
  inset-block-start: calc(100% + 8px);
  inset-inline-end: 0;
  min-width: 190px;
  padding: var(--space-2);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-md);
  display: none;
  z-index: 110;
}
.lang__menu.is-open { display: block; }

.lang__item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.55rem 0.65rem;
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-soft);
}
.lang__item:hover { background: var(--navy-50); color: var(--ink); }
.lang__item.is-current { background: var(--amber-100); color: var(--amber-600); }
.lang__code {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--ink-mute);
  min-width: 22px;
}

/* Mobile nav toggle */
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  cursor: pointer;
}
.nav-toggle__bars {
  position: relative;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
}
.nav-toggle__bars::before,
.nav-toggle__bars::after {
  content: "";
  position: absolute;
  inset-inline-start: 0;
  width: 18px;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform 0.2s ease, top 0.2s ease;
}
.nav-toggle__bars::before { top: -6px; }
.nav-toggle__bars::after { top: 6px; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars { background: transparent; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::before { top: 0; transform: rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bars::after { top: 0; transform: rotate(-45deg); }

/* --------------------------------------------------------------------------
   6. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  background:
    radial-gradient(1100px 480px at 78% -8%, rgba(232, 118, 15, 0.22), transparent 62%),
    radial-gradient(820px 420px at 8% 104%, rgba(27, 66, 103, 0.55), transparent 60%),
    linear-gradient(160deg, var(--navy-900) 0%, var(--navy-800) 55%, var(--navy-700) 100%);
  color: #eaf2f9;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.032) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.032) 1px, transparent 1px);
  background-size: 58px 58px;
  mask-image: linear-gradient(to bottom, #000, transparent 78%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.92fr);
  gap: var(--space-8);
  align-items: center;
  padding-block: clamp(3.5rem, 2rem + 7vw, 7rem);
}

.hero h1 {
  color: #fff;
  margin-block-end: var(--space-5);
}
.hero h1 .hl {
  color: var(--amber-400);
  display: block;
}

.hero__lede {
  font-size: var(--fs-lg);
  color: #bbcfdf;
  max-width: 56ch;
  margin-block-end: var(--space-6);
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.35rem 0.85rem;
  margin-block-end: var(--space-5);
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: var(--r-pill);
  font-size: var(--fs-xs);
  font-weight: 600;
  color: #d5e4f0;
}
.hero__badge .dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #4ade80;
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.2);
  flex: none;
}

/* Hero spec panel — the "product data" visual */
.spec-panel {
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-lg);
}
.spec-panel__title {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--amber-400);
  margin-block-end: var(--space-5);
}
html[lang="ar"] .spec-panel__title { letter-spacing: 0; }

.spec-row {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: 0.7rem;
  border-block-end: 1px dashed rgba(255, 255, 255, 0.13);
}
.spec-row:last-child { border-block-end: 0; }
.spec-row__k {
  font-size: var(--fs-sm);
  color: #9fb6c9;
}
.spec-row__v {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: #fff;
  text-align: end;
}
html[lang="ar"] .spec-row__v { font-family: var(--font-arabic); }

/* Trust bar */
.trustbar {
  position: relative;
  z-index: 2;
  border-block-start: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(3, 12, 21, 0.4);
}
.trustbar__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: var(--space-4);
  padding-block: var(--space-6);
}
.trust-item { text-align: center; }
.trust-item__num {
  font-size: var(--fs-2xl);
  font-weight: 800;
  color: var(--amber-400);
  line-height: 1.1;
  letter-spacing: -0.02em;
}
.trust-item__label {
  font-size: var(--fs-xs);
  color: #9fb6c9;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   7. Cards
   -------------------------------------------------------------------------- */
.card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease;
}
.card:hover {
  transform: translateY(-3px);
  border-color: var(--border-strong);
  box-shadow: var(--shadow-md);
}

.card__icon {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  background: var(--navy-50);
  color: var(--navy-600);
  margin-block-end: var(--space-4);
  flex: none;
}
.card__icon svg { width: 24px; height: 24px; }

.card h3 {
  font-size: var(--fs-lg);
  margin-block-end: var(--space-2);
}
.card p {
  color: var(--ink-soft);
  font-size: var(--fs-sm);
}

/* Product card variant */
.pcard {
  border-block-start: 3px solid var(--navy-600);
}
.pcard:hover { border-block-start-color: var(--amber-500); }

.pcard__tag {
  display: inline-block;
  align-self: flex-start;
  padding: 0.15rem 0.55rem;
  margin-block-end: var(--space-3);
  background: var(--amber-100);
  color: var(--amber-600);
  border-radius: var(--r-sm);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
html[lang="ar"] .pcard__tag { letter-spacing: 0; }

.pcard__specs {
  margin-block-start: auto;
  padding-block-start: var(--space-4);
  border-block-start: 1px solid var(--border);
}
.pcard__specs li {
  display: flex;
  justify-content: space-between;
  gap: var(--space-3);
  padding-block: 0.3rem;
  font-size: var(--fs-xs);
}
.pcard__specs .k { color: var(--ink-mute); }
.pcard__specs .v {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--navy-700);
  text-align: end;
}
html[lang="ar"] .pcard__specs .v { font-family: var(--font-arabic); }

/* Application tiles */
.app-tile {
  position: relative;
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.app-tile:hover {
  border-color: var(--navy-600);
  box-shadow: var(--shadow-sm);
}
.app-tile__num {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 700;
  color: var(--amber-500);
  flex: none;
  padding-block-start: 2px;
}
.app-tile h3 {
  font-size: var(--fs-base);
  font-weight: 700;
  margin-block-end: var(--space-1);
}
.app-tile p {
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  margin: 0;
}

/* --------------------------------------------------------------------------
   8. Why-us list & quality steps
   -------------------------------------------------------------------------- */
.feature-list { display: grid; gap: var(--space-5); }
.feature {
  display: flex;
  gap: var(--space-4);
}
.feature__check {
  flex: none;
  width: 26px;
  height: 26px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(232, 118, 15, 0.14);
  color: var(--amber-600);
}
.feature__check svg { width: 15px; height: 15px; }
.feature h3 {
  font-size: var(--fs-base);
  margin-block-end: var(--space-1);
}
.section--navy .feature h3 { color: #fff; }
.feature p {
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  margin: 0;
}
.section--navy .feature p { color: #adc4d6; }

.steps { counter-reset: step; display: grid; gap: var(--space-5); }
.step {
  position: relative;
  padding-inline-start: var(--space-7);
  counter-increment: step;
}
.step::before {
  content: counter(step, decimal-leading-zero);
  position: absolute;
  inset-inline-start: 0;
  inset-block-start: 0;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--r-md);
  background: var(--navy-800);
  color: var(--amber-400);
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 700;
}
.step h3 { font-size: var(--fs-base); margin-block-end: var(--space-1); }
.step p { font-size: var(--fs-sm); color: var(--ink-soft); margin: 0; }

/* --------------------------------------------------------------------------
   9. FAQ accordion
   -------------------------------------------------------------------------- */
.faq { border-block-start: 1px solid var(--border); }
.faq__item { border-block-end: 1px solid var(--border); }

.faq__q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
  padding: var(--space-5) 0;
  background: transparent;
  border: 0;
  text-align: start;
  font-size: var(--fs-base);
  font-weight: 700;
  color: var(--ink);
  cursor: pointer;
}
.faq__q:hover { color: var(--navy-600); }

.faq__icon {
  flex: none;
  width: 22px;
  height: 22px;
  position: relative;
}
.faq__icon::before,
.faq__icon::after {
  content: "";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 50%;
  translate: -50% -50%;
  background: var(--amber-500);
  border-radius: 2px;
  transition: transform 0.2s ease;
}
.faq__icon::before { width: 14px; height: 2px; }
.faq__icon::after { width: 2px; height: 14px; }
.faq__q[aria-expanded="true"] .faq__icon::after { transform: scaleY(0); }

.faq__a {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.28s ease;
}
.faq__a[data-open="true"] { grid-template-rows: 1fr; }
.faq__a > div { overflow: hidden; }
.faq__a p {
  padding-block-end: var(--space-5);
  color: var(--ink-soft);
  font-size: var(--fs-sm);
  max-width: 78ch;
}

/* --------------------------------------------------------------------------
   10. Inquiry form
   -------------------------------------------------------------------------- */
.inquiry {
  display: grid;
  grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
  gap: var(--space-8);
  align-items: start;
}

.contact-cards { display: grid; gap: var(--space-4); }
.contact-card {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4) var(--space-5);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--r-md);
}
.contact-card__icon {
  flex: none;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  background: rgba(232, 118, 15, 0.18);
  color: var(--amber-400);
}
.contact-card__icon svg { width: 20px; height: 20px; }
.contact-card__k {
  font-size: var(--fs-xs);
  color: #9fb6c9;
  font-weight: 600;
}
.contact-card__v {
  font-size: var(--fs-sm);
  font-weight: 700;
  color: #fff;
  word-break: break-word;
}
.contact-card__v:hover { color: var(--amber-400); }

.form-panel {
  background: var(--surface);
  border-radius: var(--r-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-lg);
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}
.field { display: flex; flex-direction: column; gap: 0.35rem; }
.field--full { grid-column: 1 / -1; }

.field label {
  font-size: var(--fs-xs);
  font-weight: 700;
  color: var(--ink-soft);
}
.field .req { color: var(--danger); }

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 0.68rem 0.85rem;
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease, background-color 0.15s ease;
}
.field textarea { resize: vertical; min-height: 110px; }
.field input:focus,
.field select:focus,
.field textarea:focus {
  background: var(--surface);
  border-color: var(--navy-600);
  box-shadow: 0 0 0 3px rgba(27, 66, 103, 0.12);
  outline: none;
}
.field input[aria-invalid="true"],
.field textarea[aria-invalid="true"] {
  border-color: var(--danger);
  background: #fff5f4;
}

.field__error {
  font-size: var(--fs-xs);
  color: var(--danger);
  font-weight: 600;
  min-height: 0;
}
.field__error:empty { display: none; }

.field__hint {
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}

.form-note {
  font-size: var(--fs-xs);
  color: var(--ink-mute);
  margin-block-start: var(--space-4);
  margin-block-end: 0;
}

.form-status {
  margin-block-start: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--r-sm);
  font-size: var(--fs-sm);
  font-weight: 600;
  display: none;
}
.form-status.is-visible { display: block; }
.form-status--ok {
  background: #eaf7f1;
  color: var(--ok);
  border: 1px solid #bfe6d3;
}
.form-status--err {
  background: #fdf1f0;
  color: var(--danger);
  border: 1px solid #f3cfcc;
}

/* Honeypot field — hidden from humans, catches bots */
.hp-field {
  position: absolute;
  inset-inline-start: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   11. Footer
   -------------------------------------------------------------------------- */
.site-footer {
  background: var(--navy-900);
  color: #9fb6c9;
  font-size: var(--fs-sm);
  padding-block-start: var(--space-7);
}
.footer-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) repeat(3, minmax(0, 1fr));
  gap: var(--space-6);
  padding-block-end: var(--space-7);
}
.footer-brand .brand__name { color: #fff; }
.footer-brand p {
  margin-block-start: var(--space-4);
  max-width: 34ch;
  color: #8aa3b8;
  font-size: var(--fs-sm);
}
.footer-col h3 {
  font-size: var(--fs-xs);
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: #fff;
  margin-block-end: var(--space-4);
}
html[lang="ar"] .footer-col h3 { letter-spacing: 0; }
.footer-col li { margin-block-end: 0.55rem; }
.footer-col a { color: #9fb6c9; }
.footer-col a:hover { color: var(--amber-400); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-5);
  border-block-start: 1px solid rgba(255, 255, 255, 0.1);
  font-size: var(--fs-xs);
  color: #7a92a8;
}
.footer-bottom p { margin: 0; }

/* --------------------------------------------------------------------------
   12. Floating actions (WhatsApp + back to top)
   -------------------------------------------------------------------------- */
.float-stack {
  position: fixed;
  inset-block-end: 22px;
  inset-inline-end: 22px;
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  align-items: flex-end;
}

.fab {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: 0.7rem 1.05rem;
  border: 0;
  border-radius: var(--r-pill);
  font-size: var(--fs-sm);
  font-weight: 700;
  cursor: pointer;
  box-shadow: var(--shadow-md);
  transition: transform 0.18s ease, box-shadow 0.18s ease, background-color 0.18s ease;
}
.fab:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }

.fab--whatsapp {
  background: #25d366;
  color: #06301a;
}
.fab--whatsapp:hover { background: #1fbe5a; color: #06301a; }
.fab--whatsapp svg { width: 22px; height: 22px; flex: none; }

.fab--top {
  background: var(--navy-800);
  color: #fff;
  width: 42px;
  height: 42px;
  padding: 0;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.2s ease, visibility 0.2s ease, transform 0.18s ease;
}
.fab--top.is-visible { opacity: 1; visibility: visible; }
.fab--top svg { width: 18px; height: 18px; }

.fab__label { white-space: nowrap; }

/* --------------------------------------------------------------------------
   13. Scroll reveal
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.22, 1, 0.36, 1),
    transform 0.6s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}
.reveal.is-visible {
  opacity: 1;
  transform: none;
}

/* --------------------------------------------------------------------------
   14. Language landing page (root index.html)
   -------------------------------------------------------------------------- */
.landing {
  min-height: 100dvh;
  display: grid;
  place-items: center;
  padding: var(--space-6);
  background:
    radial-gradient(900px 420px at 74% -10%, rgba(232, 118, 15, 0.22), transparent 60%),
    linear-gradient(160deg, var(--navy-900), var(--navy-700));
  color: #eaf2f9;
}
.landing__box {
  width: min(680px, 100%);
  text-align: center;
}
.landing__box h1 { color: #fff; margin-block-end: var(--space-4); }
.landing__box > p {
  color: #bbcfdf;
  margin-block-end: var(--space-7);
}
.landing__grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
}
.landing__lang {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  padding: var(--space-5) var(--space-4);
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--r-md);
  color: #eaf2f9;
  transition: background-color 0.18s ease, border-color 0.18s ease, transform 0.18s ease;
}
.landing__lang:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--amber-400);
  color: #fff;
  transform: translateY(-2px);
}
.landing__lang strong { font-size: var(--fs-base); font-weight: 700; }
.landing__lang span {
  font-family: var(--font-mono);
  font-size: var(--fs-xs);
  color: #93aec4;
  text-transform: uppercase;
}

/* --------------------------------------------------------------------------
   15. Product image gallery (carousel + thumbnails + lightbox)
   -------------------------------------------------------------------------- */
.gallery { display: grid; gap: var(--space-3); }

.gallery__stage {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--navy-800);
  border: 1px solid var(--border);
}

.gallery__slides { position: relative; }

.gallery__slide { margin: 0; }
.gallery__slide[hidden] { display: none; }
.gallery__slide.is-active { display: block; }

.gallery__img,
.media__img {
  width: 100%;
  height: auto;
  aspect-ratio: 3 / 2;
  object-fit: cover;
  display: block;
  background: var(--surface-sunken);
}

.gallery__img.is-zoomable { cursor: zoom-in; }

.gallery__nav {
  position: absolute;
  inset-block-start: 50%;
  transform: translateY(-50%);
  z-index: 2;
  inline-size: 2.6rem;
  block-size: 2.6rem;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: rgba(7, 23, 38, 0.62);
  color: #fff;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
}
.gallery__nav svg { inline-size: 1.35rem; block-size: 1.35rem; }
.gallery__nav:hover { background: rgba(7, 23, 38, 0.88); }
.gallery__nav--prev { inset-inline-start: 0.75rem; }
.gallery__nav--next { inset-inline-end: 0.75rem; }

.gallery__counter {
  position: absolute;
  inset-block-end: 0.75rem;
  inset-inline-start: 0.75rem;
  z-index: 2;
  padding: 0.2rem 0.6rem;
  border-radius: 999px;
  background: rgba(7, 23, 38, 0.72);
  color: #fff;
  font-size: var(--fs-xs);
  font-variant-numeric: tabular-nums;
}

.gallery__zoom {
  position: absolute;
  inset-block-end: 0.75rem;
  inset-inline-end: 0.75rem;
  z-index: 2;
  inline-size: 2.35rem;
  block-size: 2.35rem;
  display: grid;
  place-items: center;
  border: 0;
  border-radius: 50%;
  background: rgba(7, 23, 38, 0.62);
  color: #fff;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
}
.gallery__zoom svg { inline-size: 1.15rem; block-size: 1.15rem; }
.gallery__zoom:hover { background: var(--amber-500); }

.gallery__thumbs {
  display: flex;
  gap: var(--space-2);
  overflow-x: auto;
  padding-block-end: 0.25rem;
  scrollbar-width: thin;
}

.gallery__thumb {
  flex: 0 0 auto;
  inline-size: 5.25rem;
  padding: 0;
  border: 2px solid var(--border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  background: var(--surface-sunken);
  cursor: pointer;
  opacity: 0.62;
  transition: opacity var(--dur-fast) var(--ease),
              border-color var(--dur-fast) var(--ease);
}
.gallery__thumb:hover { opacity: 0.9; }
.gallery__thumb.is-active {
  opacity: 1;
  border-color: var(--amber-500);
}
.gallery__thumb-img {
  inline-size: 100%;
  block-size: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}

.gallery__hint {
  margin: 0;
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}

/* --------------------------------------------------------------------------
   16. Lightbox
   -------------------------------------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-5);
  background: rgba(4, 12, 20, 0.94);
  backdrop-filter: blur(6px);
}
.lightbox[hidden] { display: none; }

.lightbox__figure {
  margin: 0;
  display: grid;
  place-items: center;
  min-inline-size: 0;
}

.lightbox__img {
  max-inline-size: min(92vw, 1400px);
  max-block-size: 84vh;
  inline-size: auto;
  block-size: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: 0 24px 70px rgba(0, 0, 0, 0.55);
}

.lightbox__close,
.lightbox__nav {
  inline-size: 3rem;
  block-size: 3rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.22);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  cursor: pointer;
  transition: background var(--dur-fast) var(--ease);
}
.lightbox__close svg,
.lightbox__nav svg { inline-size: 1.5rem; block-size: 1.5rem; }
.lightbox__close:hover,
.lightbox__nav:hover { background: var(--amber-500); border-color: var(--amber-500); }
.lightbox__nav[hidden] { visibility: hidden; }

.lightbox__close { place-self: start end; grid-column: 3; grid-row: 1; }
.lightbox__nav--prev { grid-column: 1; grid-row: 1; }
.lightbox__nav--next { grid-column: 3; grid-row: 1; }
.lightbox__figure { grid-column: 2; grid-row: 1; }

.lightbox__counter {
  grid-column: 1 / -1;
  grid-row: 2;
  justify-self: center;
  color: rgba(255, 255, 255, 0.75);
  font-size: var(--fs-sm);
  font-variant-numeric: tabular-nums;
}
.lightbox__counter[hidden] { display: none; }

body.has-lightbox { overflow: hidden; }

/* --------------------------------------------------------------------------
   17. Quote list (询价清单)
   -------------------------------------------------------------------------- */
.quote-hint {
  margin: 0 0 var(--space-4);
  padding: var(--space-4);
  border-inline-start: 3px solid var(--amber-500);
  background: var(--amber-100);
  border-radius: var(--radius-sm);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}

.qt-list { display: grid; gap: var(--space-3); }

.qt {
  padding: var(--space-4);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface);
}
.qt + .qt { margin-block-start: 0; }

.qt__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: var(--space-3);
}

.qt__name {
  font-weight: 600;
  color: var(--ink);
  text-decoration: none;
}
.qt__name:hover { color: var(--amber-600); }

.qt__remove {
  flex: 0 0 auto;
  inline-size: 1.9rem;
  block-size: 1.9rem;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: transparent;
  color: var(--ink-mute);
  cursor: pointer;
}
.qt__remove svg { inline-size: 0.95rem; block-size: 0.95rem; }
.qt__remove:hover { color: var(--danger); border-color: var(--danger); }

.qt__row {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-block-start: var(--space-3);
  flex-wrap: wrap;
}

.qt__qty {
  display: inline-flex;
  align-items: stretch;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  overflow: hidden;
}
.qt__qty button {
  inline-size: 2.2rem;
  border: 0;
  background: var(--surface-alt);
  color: var(--ink);
  font-size: var(--fs-base);
  cursor: pointer;
}
.qt__qty button:hover { background: var(--navy-100); }
.qt__qty input {
  inline-size: 4rem;
  padding: 0.4rem;
  border: 0;
  border-inline: 1px solid var(--border);
  text-align: center;
  font: inherit;
  font-variant-numeric: tabular-nums;
}

.qt__moq { font-size: var(--fs-xs); color: var(--ink-mute); }

.qt__notewrap { display: block; margin-block-start: var(--space-3); }
.qt__notelabel {
  display: block;
  margin-block-end: 0.3rem;
  font-size: var(--fs-xs);
  color: var(--ink-mute);
  text-transform: uppercase;
  letter-spacing: 0.03em;
}
.qt__note {
  inline-size: 100%;
  padding: 0.55rem 0.7rem;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font: inherit;
  font-size: var(--fs-sm);
}
.qt__note:focus {
  outline: 2px solid var(--amber-500);
  outline-offset: 1px;
}

.qt-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-block-start: var(--space-4);
}

.btn--sm { padding: 0.55rem 0.95rem; font-size: var(--fs-sm); }

.btn--wa {
  gap: 0.5rem;
  background: #128c7e;
  border-color: #128c7e;
  color: #fff;
}
.btn--wa svg { inline-size: 1.05rem; block-size: 1.05rem; }
.btn--wa:hover { background: #0d6e63; border-color: #0d6e63; color: #fff; }

.btn-row--stack { flex-direction: column; align-items: stretch; }
.btn-row--stack .btn { justify-content: center; }

.btn-hint {
  margin-block-start: var(--space-2);
  margin-block-end: 0;
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}

.pcard__moq {
  margin-block: 0 var(--space-3);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}

.buyblock--quote { border-inline-start-color: var(--amber-500); }

.sidebox {
  padding: var(--space-5);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--surface-alt);
}
.sidebox + .sidebox { margin-block-start: var(--space-4); }
.sidebox p { margin-block: 0 var(--space-4); font-size: var(--fs-sm); }
.sidebox__note {
  margin-block: var(--space-3) 0 !important;
  font-size: var(--fs-xs) !important;
  color: var(--ink-mute);
}

/* --------------------------------------------------------------------------
   18. Content modules (about / news / cases / certificates / articles)
   -------------------------------------------------------------------------- */
.prose { max-inline-size: 72ch; }
.prose p {
  margin-block: 0 var(--space-4);
  color: var(--ink-soft);
  line-height: 1.75;
}
.prose p:last-child { margin-block-end: 0; }
.prose > p:first-of-type { font-size: var(--fs-lg); color: var(--ink); }

.container--flush { padding-inline: 0; max-inline-size: 72ch; }

.meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-block: 0 var(--space-3);
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}
.meta__item {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}
.meta__item svg { inline-size: 0.95rem; block-size: 0.95rem; }
.meta--lead { margin-block-end: var(--space-4); }

.card__body { padding: var(--space-5); display: grid; gap: var(--space-3); }
.card__body h3 { margin: 0; }
.card__body h3 a { color: var(--ink); text-decoration: none; }
.card__body h3 a:hover { color: var(--amber-600); }

.ccard { display: flex; flex-direction: column; overflow: hidden; }
.ccard .card__body { gap: var(--space-3); }

.ccard__eyebrow {
  margin: 0;
  font-size: var(--fs-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--amber-600);
}
.ccard__summary {
  margin: 0;
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  line-height: 1.65;
}

.cmedia { display: block; background: var(--surface-sunken); }
.cmedia__img {
  inline-size: 100%;
  block-size: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--amber-600);
  text-decoration: none;
}
.link-arrow svg { inline-size: 1rem; block-size: 1rem; transition: transform var(--dur-fast) var(--ease); }
.link-arrow:hover svg { transform: translateX(3px); }
[dir="rtl"] .link-arrow svg { transform: scaleX(-1); }
[dir="rtl"] .link-arrow:hover svg { transform: scaleX(-1) translateX(3px); }

.post-head { margin-block-end: var(--space-5); }
.post-head h1 { margin-block-end: var(--space-3); }
.post-foot {
  margin-block-start: var(--space-6);
  padding-block-start: var(--space-5);
  border-block-start: 1px solid var(--border);
}

.empty-state {
  padding: var(--space-7) var(--space-5);
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-md);
  background: var(--surface-alt);
  text-align: center;
}
.empty-state p { margin-block: 0 var(--space-4); color: var(--ink-soft); }

.ctabox {
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: var(--navy-800);
  color: #fff;
  text-align: center;
}
.ctabox h2 { color: #fff; margin-block-end: var(--space-3); }
.ctabox p { color: #c3d4e3; margin-block: 0 var(--space-5); }
.ctabox .btn-row { justify-content: center; }

.cross-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  margin-block-start: var(--space-6);
  padding-block-start: var(--space-5);
  border-block-start: 1px solid var(--border);
}

/* About page */
.about-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-7);
}

.fact-list { margin: 0; display: grid; gap: var(--space-3); }
.fact-list .fact {
  display: grid;
  grid-template-columns: minmax(9rem, 40%) 1fr;
  gap: var(--space-3);
  padding-block-end: var(--space-3);
  border-block-end: 1px solid var(--border);
}
.fact-list .fact:last-child { border-block-end: 0; padding-block-end: 0; }
.fact-list dt { color: var(--ink-mute); font-size: var(--fs-sm); }
.fact-list dd { margin: 0; font-weight: 600; color: var(--ink); }
.fact-list--tight .fact { padding-block-end: var(--space-2); }
.fact-list--tight dt,
.fact-list--tight dd { font-size: var(--fs-sm); }
.fact-list--row {
  grid-template-columns: repeat(auto-fit, minmax(11rem, 1fr));
  gap: var(--space-5);
  margin-block: var(--space-5) var(--space-6);
}

.timeline { margin: 0; display: grid; gap: var(--space-4); }
.tl__item {
  display: grid;
  grid-template-columns: 4.5rem 1fr;
  gap: var(--space-4);
  padding-block-end: var(--space-4);
  border-block-end: 1px solid var(--border);
}
.tl__item:last-child { border-block-end: 0; padding-block-end: 0; }
.tl__year {
  font-weight: 700;
  color: var(--amber-600);
  font-variant-numeric: tabular-nums;
}
.tl__text { color: var(--ink-soft); font-size: var(--fs-sm); line-height: 1.65; }

/* Case results */
.results { margin-block-start: var(--space-6); }

.ticks { margin: 0; display: grid; gap: var(--space-3); }
.ticks li {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}
.ticks svg {
  flex: 0 0 auto;
  inline-size: 1.15rem;
  block-size: 1.15rem;
  margin-block-start: 0.15rem;
  color: var(--ok);
}
.ticks--lg li { font-size: var(--fs-base); color: var(--ink); }

/* Certificates */
.cert { overflow: hidden; }
.cert__media {
  display: block;
  inline-size: 100%;
  padding: 0;
  border: 0;
  background: var(--surface-sunken);
  cursor: zoom-in;
}
.cert__img {
  inline-size: 100%;
  block-size: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  display: block;
}
.cert__year { color: var(--ink-mute); font-weight: 400; }
.cert__issuer { margin: 0; font-size: var(--fs-sm); color: var(--ink-soft); }
.cert__note { margin: 0; font-size: var(--fs-xs); color: var(--ink-mute); }

.verify-note {
  display: flex;
  align-items: flex-start;
  gap: 0.6rem;
  margin-block: var(--space-6) 0;
  padding: var(--space-4);
  border-radius: var(--radius-md);
  background: var(--navy-50);
  border: 1px solid var(--border);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}
.verify-note svg {
  flex: 0 0 auto;
  inline-size: 1.2rem;
  block-size: 1.2rem;
  margin-block-start: 0.1rem;
  color: var(--navy-600);
}

/* --------------------------------------------------------------------------
   19. Responsive (new components)
   -------------------------------------------------------------------------- */
@media (max-width: 960px) {
  .about-grid { grid-template-columns: 1fr; gap: var(--space-6); }
}

@media (max-width: 640px) {
  .gallery__nav { inline-size: 2.1rem; block-size: 2.1rem; }
  .gallery__nav--prev { inset-inline-start: 0.4rem; }
  .gallery__nav--next { inset-inline-end: 0.4rem; }
  .gallery__thumb { inline-size: 4.25rem; }
  .fact-list .fact { grid-template-columns: 1fr; gap: 0.15rem; }
  .fact-list--row { grid-template-columns: 1fr; gap: var(--space-4); }
  .tl__item { grid-template-columns: 3.6rem 1fr; gap: var(--space-3); }
  .lightbox { padding: var(--space-3); gap: var(--space-2); }
  .lightbox__close,
  .lightbox__nav { inline-size: 2.5rem; block-size: 2.5rem; }
  .lightbox__img { max-inline-size: 96vw; max-block-size: 76vh; }
  .ctabox { padding: var(--space-5) var(--space-4); }
  .qt__qty input { inline-size: 3.2rem; }
}

/* --------------------------------------------------------------------------
   20. Responsive
   -------------------------------------------------------------------------- */
@media (max-width: 1080px) {
  .grid--4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .hero__inner { gap: var(--space-7); }
}

@media (max-width: 960px) {
  .nav { display: none; }
  .nav-toggle { display: inline-flex; }

  /* Off-canvas drawer */
  .nav.is-open {
    display: block;
    position: fixed;
    inset-block-start: var(--header-h);
    inset-inline: 0;
    inset-block-end: 0;
    margin: 0;
    padding: var(--space-5);
    background: var(--surface);
    border-block-start: 1px solid var(--border);
    overflow-y: auto;
    z-index: 95;
  }
  .nav.is-open .nav__list {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-1);
  }
  .nav.is-open .nav__link {
    padding: 0.85rem 0.9rem;
    font-size: var(--fs-base);
    border-radius: var(--r-md);
  }

  .hero__inner { grid-template-columns: minmax(0, 1fr); }
  .spec-panel { max-width: 560px; }
  .grid--3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .inquiry { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .footer-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 720px) {
  :root { --header-h: 62px; }

  .brand__tag { display: none; }
  /* 窄屏上 logo 别把导航挤掉 */
  .brand__logo { max-width: 130px; }
  .grid--2, .grid--3, .grid--4 { grid-template-columns: minmax(0, 1fr); }
  .form-grid { grid-template-columns: minmax(0, 1fr); }
  .trustbar__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-5); }
  .landing__grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .footer-grid { grid-template-columns: minmax(0, 1fr); gap: var(--space-5); }
  .card { padding: var(--space-5); }
  .form-panel { padding: var(--space-5); }
  .spec-panel { padding: var(--space-5); }

  .btn-row .btn { flex: 1 1 auto; }

  .float-stack { inset-block-end: 16px; inset-inline-end: 16px; }
  .fab--whatsapp { padding: 0.7rem; }
  .fab__label { display: none; }

  /* Keep the header from crowding on small screens:
     the in-page Contact section covers the CTA there. */
  .header-cta { display: none; }

  .steps--2 { grid-template-columns: minmax(0, 1fr); }
}

@media (max-width: 420px) {
  .landing__grid { grid-template-columns: minmax(0, 1fr); }
  .trustbar__grid { grid-template-columns: minmax(0, 1fr); }
}

/* --------------------------------------------------------------------------
   15b. Section-specific hooks used by the generated markup
   -------------------------------------------------------------------------- */

/* Definition lists: strip UA margins */
.spec-list,
.pcard__specs,
.footer-col ul,
.contact-cards ul {
  margin: 0;
}
.spec-row dd,
.spec-row dt {
  margin: 0;
}
.pcard__specs li {
  margin: 0;
}

/* Section-level call to action row */
.section-cta {
  margin-block-start: var(--space-7);
}

/* Closing note under the applications grid */
.apps-note {
  margin-block-start: var(--space-6);
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border-inline-start: 3px solid var(--amber-500);
  border-radius: 0 var(--r-md) var(--r-md) 0;
  color: var(--ink-soft);
  font-size: var(--fs-sm);
}
html[dir="rtl"] .apps-note {
  border-radius: var(--r-md) 0 0 var(--r-md);
}

/* Two-column quality steps */
.steps--2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6) var(--space-6);
}

/* FAQ heading wrapper must not add its own spacing */
.faq__heading {
  margin: 0;
  font-size: inherit;
  font-weight: inherit;
  line-height: inherit;
  letter-spacing: normal;
}

/* Inquiry form intro */
.form-title {
  font-size: var(--fs-xl);
  margin-block-end: var(--space-2);
}
.form-sub {
  font-size: var(--fs-sm);
  color: var(--ink-mute);
  margin-block-end: var(--space-5);
}

/* Footer: brand mark needs to invert on the dark panel */
.footer-brand .brand {
  color: #fff;
}
.footer-brand .brand__tag {
  color: #8aa3b8;
}
.footer-brand .brand__name {
  color: #fff;
}
.footer-langs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  align-items: center;
}
.footer-langs a {
  color: #9fb6c9;
}
.footer-langs a:hover {
  color: var(--amber-400);
}

/* Landing / 404 headline sizing */
.landing__box h1 {
  font-size: var(--fs-3xl);
}
.landing__box .hero__badge {
  margin-block-end: var(--space-5);
}

/* --------------------------------------------------------------------------
   15c. Commerce: product media, badges, cart, checkout
   -------------------------------------------------------------------------- */

/* --- Product media ------------------------------------------------------- */
.pmedia {
  display: block;
  margin: calc(var(--space-6) * -1) calc(var(--space-6) * -1) var(--space-5);
  border-radius: var(--r-lg) var(--r-lg) 0 0;
  overflow: hidden;
  background: var(--navy-800);
}
.pmedia__img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.pcard { padding-block-start: var(--space-6); }
.pcard h3 a { color: inherit; }
.pcard h3 a:hover { color: var(--navy-600); }

.pcard__short {
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  margin-block-end: var(--space-4);
}

.badge {
  display: inline-block;
  align-self: flex-start;
  padding: 0.2rem 0.6rem;
  margin-block-end: var(--space-4);
  border-radius: var(--r-pill);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
}
html[lang="ar"] .badge { letter-spacing: 0; }
.badge--buy { background: #e7f4ee; color: var(--ok); }
.badge--quote { background: var(--navy-50); color: var(--navy-600); }

.pcard__price {
  display: flex;
  align-items: baseline;
  gap: 0.35rem;
  flex-wrap: wrap;
  margin-block-end: var(--space-5);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}
.pcard__price strong {
  font-size: var(--fs-xl);
  color: var(--ink);
  font-weight: 800;
}
.pcard__from { font-size: var(--fs-xs); }
.pcard__unit { font-size: var(--fs-xs); color: var(--ink-mute); }
.pcard__price--quote { color: var(--ink-mute); font-weight: 600; }

/* --- Breadcrumbs --------------------------------------------------------- */
.breadcrumbs {
  margin-block-end: var(--space-5);
  font-size: var(--fs-xs);
}
.breadcrumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  align-items: center;
}
.breadcrumbs li { color: var(--ink-mute); }
.breadcrumbs li + li::before {
  content: "/";
  margin-inline-end: 0.4rem;
  color: var(--border-strong);
}
html[dir="rtl"] .breadcrumbs li + li::before { content: "\\"; }
.breadcrumbs a { color: var(--ink-soft); }
.breadcrumbs [aria-current] { color: var(--ink); font-weight: 600; }

.section--tight { padding-block: clamp(2rem, 1rem + 4vw, 3.5rem); }
.container--narrow { max-width: 860px; }
.h2--sm { font-size: var(--fs-xl); margin-block-end: var(--space-5); }

/* --- Category chips ------------------------------------------------------ */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-block-end: var(--space-5);
}
.chip {
  padding: 0.45rem 0.95rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--ink-soft);
  cursor: pointer;
  transition: all 0.15s ease;
}
.chip:hover { border-color: var(--navy-600); color: var(--navy-700); }
.chip.is-active {
  background: var(--navy-800);
  border-color: var(--navy-800);
  color: #fff;
}

.result-count {
  font-size: var(--fs-sm);
  color: var(--ink-mute);
  margin-block-end: var(--space-5);
}
.grid-empty {
  padding: var(--space-7) 0;
  text-align: center;
  color: var(--ink-mute);
}

/* --- Product detail ------------------------------------------------------ */
.detail {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(0, 1.05fr);
  gap: var(--space-7);
  align-items: start;
  margin-block-end: var(--space-8);
}
.detail__media {
  border-radius: var(--r-lg);
  overflow: hidden;
  background: var(--navy-800);
  box-shadow: var(--shadow-md);
}
.detail__media svg,
.detail__media img {
  width: 100%;
  height: auto;
  aspect-ratio: 900 / 620;
  object-fit: cover;
  display: block;
}
.detail__info h1 { margin-block-end: var(--space-4); }
.detail__short {
  font-size: var(--fs-lg);
  color: var(--ink-soft);
  margin-block-end: var(--space-5);
}

.buyblock {
  padding: var(--space-5);
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-md);
}
.buyblock__price {
  display: flex;
  align-items: baseline;
  gap: 0.4rem;
  flex-wrap: wrap;
  font-size: var(--fs-sm);
  color: var(--ink-soft);
  margin-block-end: var(--space-2);
}
.buyblock__price strong {
  font-size: var(--fs-2xl);
  font-weight: 800;
  color: var(--ink);
}
.buyblock__quote {
  font-size: var(--fs-lg);
  font-weight: 700;
  color: var(--navy-700);
  margin-block-end: var(--space-2);
}
.buyblock__meta {
  font-size: var(--fs-xs);
  color: var(--ink-mute);
  margin-block-end: var(--space-4);
}
.buyblock__secure {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  margin-block: var(--space-4) 0;
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}
.buyblock__secure svg {
  width: 16px;
  height: 16px;
  flex: none;
  color: var(--ok);
  margin-block-start: 2px;
}

.detail__body {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-7);
  margin-block-end: var(--space-7);
}
.spec-table {
  border-block-start: 1px solid var(--border);
}
.spec-table .spec-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: 0.75rem;
  border-block-end: 1px solid var(--border);
}
.spec-table dt { font-size: var(--fs-sm); color: var(--ink-soft); }
.spec-table dd {
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--navy-700);
  text-align: end;
}
html[lang="ar"] .spec-table dd { font-family: var(--font-arabic); }

.detail__lead-time {
  margin-block-start: var(--space-4);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}

.feature-list--tight { gap: var(--space-4); }
.feature-list--tight .feature__check { width: 22px; height: 22px; }
.feature-list--tight .feature__check svg { width: 13px; height: 13px; }

.detail__desc {
  padding-block: var(--space-5);
  border-block-start: 1px solid var(--border);
  border-block-end: 1px solid var(--border);
  color: var(--ink-soft);
  max-width: 82ch;
}

.helpbox {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  margin-block-start: var(--space-6);
  padding: var(--space-5);
  background: var(--amber-100);
  border-radius: var(--r-md);
}
.helpbox p { margin: 0; font-size: var(--fs-sm); color: var(--ink); max-width: 62ch; }

/* --- Cart button in header ----------------------------------------------- */
.cart-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--r-sm);
  color: var(--ink-soft);
  transition: background-color 0.15s ease, color 0.15s ease;
}
.cart-btn:hover { background: var(--navy-50); color: var(--navy-700); }
.cart-btn svg { width: 22px; height: 22px; }
.cart-btn__count {
  position: absolute;
  inset-block-start: -3px;
  inset-inline-end: -3px;
  min-width: 18px;
  height: 18px;
  padding-inline: 4px;
  display: grid;
  place-items: center;
  background: var(--amber-500);
  color: #1a0f02;
  border-radius: var(--r-pill);
  font-size: 0.625rem;
  font-weight: 800;
  line-height: 1;
}

/* --- Cart page ----------------------------------------------------------- */
.cart-table {
  border-block-start: 1px solid var(--border);
  margin-block-end: var(--space-6);
}
.cart-row {
  display: grid;
  grid-template-columns: minmax(0, 2.2fr) 132px 108px 116px 40px;
  gap: var(--space-4);
  align-items: center;
  padding-block: var(--space-4);
  border-block-end: 1px solid var(--border);
}
.cart-row--head {
  font-size: var(--fs-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-mute);
  padding-block: var(--space-3);
}
html[lang="ar"] .cart-row--head { letter-spacing: 0; }

.cart-row__item a { font-weight: 700; color: var(--ink); }
.cart-row__item a:hover { color: var(--navy-600); }
.cart-row__item small { display: block; color: var(--ink-mute); font-size: var(--fs-xs); }

.cart-row__qty {
  display: flex;
  align-items: center;
  gap: 0;
  border: 1px solid var(--border);
  border-radius: var(--r-sm);
  overflow: hidden;
  background: var(--surface);
}
.qty-btn {
  width: 34px;
  height: 36px;
  background: var(--surface-alt);
  border: 0;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink-soft);
  cursor: pointer;
  line-height: 1;
}
.qty-btn:hover { background: var(--navy-50); color: var(--navy-700); }
.cart-row__qty input {
  width: 62px;
  height: 36px;
  border: 0;
  border-inline: 1px solid var(--border);
  text-align: center;
  font-size: var(--fs-sm);
  font-weight: 600;
  background: var(--surface);
  -moz-appearance: textfield;
}
.cart-row__qty input::-webkit-outer-spin-button,
.cart-row__qty input::-webkit-inner-spin-button { -webkit-appearance: none; margin: 0; }

.cart-row__price,
.cart-row__total { font-size: var(--fs-sm); font-weight: 600; }
.cart-row__total { font-weight: 700; color: var(--ink); }

.cart-del {
  width: 32px;
  height: 32px;
  border: 0;
  border-radius: var(--r-sm);
  background: transparent;
  color: var(--ink-mute);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}
.cart-del:hover { background: #fdf1f0; color: var(--danger); }

.cart-foot {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-5);
  align-items: flex-end;
  justify-content: space-between;
}
.cart-foot__actions { display: flex; gap: var(--space-3); flex-wrap: wrap; }
.cart-foot__total { text-align: end; min-width: 240px; }
.cart-foot__total p {
  display: flex;
  justify-content: space-between;
  gap: var(--space-5);
  align-items: baseline;
  margin-block-end: var(--space-3);
  font-size: var(--fs-sm);
  color: var(--ink-soft);
}
.cart-foot__total strong { font-size: var(--fs-2xl); color: var(--ink); font-weight: 800; }
.cart-hint { font-size: var(--fs-xs); color: var(--ink-mute); }

.cart-empty {
  padding: var(--space-7) var(--space-5);
  text-align: center;
  color: var(--ink-soft);
  background: var(--surface-alt);
  border-radius: var(--r-md);
}
.cart-empty .btn { margin-block-start: var(--space-4); }
.cart-note {
  margin-block-start: var(--space-5);
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}
.muted { color: var(--ink-mute); }

/* --- Checkout ------------------------------------------------------------ */
.checkout-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(0, 0.85fr);
  gap: var(--space-7);
  align-items: start;
  margin-block-start: var(--space-6);
}
.checkout-side {
  position: sticky;
  inset-block-start: calc(var(--header-h) + 20px);
  padding: var(--space-5);
  background: var(--surface-alt);
  border: 1px solid var(--border);
  border-radius: var(--r-lg);
}
#order-form .h2--sm { margin-block: var(--space-6) var(--space-4); }
#order-form .h2--sm:first-child { margin-block-start: 0; }

.paymethods { display: grid; gap: var(--space-3); }
.paymethod {
  display: block;
  cursor: pointer;
}
.paymethod input { position: absolute; opacity: 0; width: 0; height: 0; }
.paymethod__body {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-4) var(--space-5);
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: var(--r-md);
  transition: border-color 0.15s ease, background-color 0.15s ease;
}
.paymethod:hover .paymethod__body { border-color: var(--border-strong); }
.paymethod input:checked + .paymethod__body {
  border-color: var(--navy-600);
  background: var(--navy-50);
}
.paymethod input:focus-visible + .paymethod__body {
  outline: 3px solid var(--amber-500);
  outline-offset: 2px;
}
.paymethod__icon {
  flex: none;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  border-radius: var(--r-sm);
  background: var(--navy-50);
  color: var(--navy-600);
}
.paymethod__icon svg { width: 20px; height: 20px; }
.paymethod__body strong { display: block; font-size: var(--fs-sm); }
.paymethod__body small {
  display: block;
  font-size: var(--fs-xs);
  color: var(--ink-mute);
  margin-block-start: 2px;
  line-height: 1.5;
}

.bankbox {
  margin-block-start: var(--space-4);
  padding: var(--space-5);
  background: var(--surface-alt);
  border: 1px dashed var(--border-strong);
  border-radius: var(--r-md);
}
.bankbox h3 { font-size: var(--fs-sm); margin-block-end: var(--space-4); }
.bankbox dl { display: grid; gap: 0.5rem; }
.bankbox dl > div {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  font-size: var(--fs-sm);
}
.bankbox dt { color: var(--ink-mute); }
.bankbox dd {
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--navy-700);
  text-align: end;
  word-break: break-all;
}

.ordersummary { font-size: var(--fs-sm); }
.osum-list { display: grid; gap: var(--space-3); }
.osum-row {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block-end: var(--space-3);
  border-block-end: 1px dashed var(--border);
}
.osum-row small { color: var(--ink-mute); }
.osum-total {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: var(--space-4);
  padding-block: var(--space-4);
  border-block-end: 1px solid var(--border);
}
.osum-total strong { font-size: var(--fs-xl); color: var(--ink); }
.osum-note {
  margin-block-start: var(--space-4);
  font-size: var(--fs-xs);
  color: var(--ink-mute);
}

/* --- Export markets ------------------------------------------------------ */
.market-list {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  justify-content: center;
  max-width: 900px;
  margin-inline: auto;
}
.market-chip {
  padding: 0.5rem 1.05rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--r-pill);
  font-size: var(--fs-sm);
  font-weight: 600;
  color: var(--navy-700);
  box-shadow: var(--shadow-sm);
}

/* --- Commerce responsive ------------------------------------------------- */
@media (max-width: 960px) {
  .detail { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .detail__body { grid-template-columns: minmax(0, 1fr); gap: var(--space-6); }
  .checkout-grid { grid-template-columns: minmax(0, 1fr); }
  .checkout-side { position: static; }

  .cart-row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "item act"
      "qty  qty"
      "price total";
    gap: var(--space-3) var(--space-4);
    padding-block: var(--space-5);
  }
  .cart-row--head { display: none; }
  .cart-row__item { grid-area: item; }
  .cart-row__act { grid-area: act; justify-self: end; }
  .cart-row__qty { grid-area: qty; justify-self: start; }
  .cart-row__price { grid-area: price; }
  .cart-row__total { grid-area: total; text-align: end; }
  .cart-row__price::before,
  .cart-row__total::before {
    content: attr(data-label) " ";
    font-size: var(--fs-xs);
    color: var(--ink-mute);
    font-weight: 400;
  }
  .cart-foot { flex-direction: column; align-items: stretch; }
  .cart-foot__total { text-align: start; min-width: 0; }
}

@media (max-width: 720px) {
  .pmedia { margin: calc(var(--space-5) * -1) calc(var(--space-5) * -1) var(--space-4); }
  .pmedia__img { height: 170px; }
  .header-cta { display: none; }
  .cart-btn { width: 36px; height: 36px; }
  .cart-btn svg { width: 20px; height: 20px; }
  .helpbox { flex-direction: column; align-items: flex-start; }
  .market-chip { font-size: var(--fs-xs); padding: 0.4rem 0.8rem; }
}

/* --------------------------------------------------------------------------
   21. Preferences & print
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    transition-duration: 0.001ms !important;
  }
  .reveal { opacity: 1; transform: none; }
}

@media print {
  .site-header, .float-stack, .nav-toggle, .lang { display: none !important; }
  .hero { background: #fff; color: #000; }
  .hero h1, .hero h1 .hl { color: #000; }
  .section { padding-block: 1.5rem; }
  .card { break-inside: avoid; box-shadow: none; }
  a[href^="http"]::after { content: " (" attr(href) ")"; font-size: 0.75em; }
}