/* ============================================================
 * junfenn.com — Main Stylesheet
 * B2B 外贸建材站 · 深蓝主调 + 橙红 CTA
 * ============================================================ */

/* ---------- Reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  font-family: -apple-system, "Segoe UI", "PingFang SC", "Hiragino Sans GB",
               "Microsoft YaHei", "Noto Sans", "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: #2c3e50;
  background: #ffffff;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
html[dir="rtl"] body { font-family: "Noto Sans Arabic", "Tahoma", "Arial", sans-serif; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; }
input, select, textarea, button { font: inherit; color: inherit; }
ul { padding: 0; margin: 0; list-style: none; }
h1, h2, h3, h4, h5 { margin: 0; line-height: 1.25; font-weight: 700; color: #0a3d62; }

/* ---------- Design tokens ---------- */
:root {
  --color-primary: #0a3d62;
  --color-primary-dark: #072c47;
  --color-accent: #ee5a3d;
  --color-accent-dark: #d44a30;
  --color-text: #2c3e50;
  --color-muted: #6c7a89;
  --color-line: #e5e9ed;
  --color-bg: #ffffff;
  --color-bg-soft: #f5f7fa;
  --color-bg-soft-2: #eef3f8;
  --shadow-sm: 0 2px 8px rgba(10,61,98,.06);
  --shadow-md: 0 8px 24px rgba(10,61,98,.10);
  --shadow-lg: 0 20px 60px rgba(10,61,98,.18);
  --radius: 8px;
  --radius-lg: 14px;
  --container: 1200px;
  --gutter: 24px;
}

/* ---------- Layout helpers ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}
.section { padding: 80px 0; }
.section--tight { padding: 56px 0; }
.section--soft { background: var(--color-bg-soft); }
.section--dark {
  background: var(--color-primary);
  color: rgba(255,255,255,.92);
}
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: #fff; }

.section-head { text-align: center; max-width: 720px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(26px, 4vw, 36px); margin-bottom: 12px; }
.section-head p { color: var(--color-muted); margin: 0; font-size: 16px; }
.section-head .eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 8px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 15px;
  transition: transform .15s ease, box-shadow .2s ease, background .2s ease, color .2s ease;
  border: 2px solid transparent;
  white-space: nowrap;
  cursor: pointer;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary {
  background: var(--color-accent);
  color: #fff;
  box-shadow: 0 6px 16px rgba(238,90,61,.35);
}
.btn--primary:hover { background: var(--color-accent-dark); color: #fff; }
.btn--ghost {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,.5);
}
.btn--ghost:hover { background: rgba(255,255,255,.1); color: #fff; }
.btn--outline {
  background: #fff;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn--outline:hover { background: var(--color-primary); color: #fff; }
.btn--lg { padding: 14px 32px; font-size: 16px; }
.btn--block { width: 100%; }

/* ---------- Top Bar ---------- */
.topbar {
  background: #f5f7fa;
  border-bottom: 1px solid var(--color-line);
  font-size: 13px;
  color: var(--color-muted);
}
.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 40px;
  gap: 12px;
}
.topbar__left { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.topbar__left a { color: var(--color-muted); transition: color .2s; }
.topbar__left a:hover { color: var(--color-primary); }
.topbar__right { display: flex; align-items: center; gap: 12px; }

/* language switcher */
.lang-switcher {
  position: relative;
  display: inline-block;
}
.lang-switcher__btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 5px 10px;
  border: 1px solid var(--color-line);
  border-radius: 6px;
  background: #fff;
  font-size: 13px;
  color: var(--color-text);
  font-weight: 500;
}
.lang-switcher__btn:hover { border-color: var(--color-primary); }
.lang-switcher__flag { font-size: 14px; line-height: 1; }
.lang-switcher__menu {
  position: absolute;
  inset-inline-end: 0;
  top: calc(100% + 6px);
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 8px;
  box-shadow: var(--shadow-md);
  min-width: 160px;
  padding: 6px 0;
  display: none;
  z-index: 999;
}
.lang-switcher.open .lang-switcher__menu { display: block; }
.lang-switcher__item {
  display: flex; align-items: center; gap: 10px;
  padding: 8px 14px;
  font-size: 14px;
  color: var(--color-text);
  cursor: pointer;
  width: 100%;
  text-align: start;
}
.lang-switcher__item:hover { background: var(--color-bg-soft); }
.lang-switcher__item.is-active { background: var(--color-bg-soft-2); color: var(--color-primary); font-weight: 600; }

/* ---------- Header / Nav ---------- */
.header {
  background: #fff;
  border-bottom: 1px solid var(--color-line);
  position: sticky;
  top: 0;
  z-index: 200;
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 24px;
}
.brand {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; color: inherit;
}
.brand__logo {
  width: 52px; height: 52px;
  object-fit: contain;
  display: block;
  flex: none;
}
.footer__logo {
  width: 200px; height: auto;
  display: block;
}
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__title { font-weight: 700; color: var(--color-primary); font-size: 18px; }
.brand__sub { font-size: 12px; color: var(--color-muted); letter-spacing: .5px; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav a {
  padding: 10px 16px;
  font-weight: 500;
  font-size: 15px;
  color: var(--color-text);
  border-radius: 6px;
  transition: color .15s, background .15s;
}
.nav a:hover { color: var(--color-primary); background: var(--color-bg-soft); }
.nav a.is-active { color: var(--color-accent); }

.header__cta { display: flex; align-items: center; gap: 12px; }

.nav-toggle {
  display: none;
  width: 44px; height: 44px;
  border-radius: 8px;
  border: 1px solid var(--color-line);
  align-items: center; justify-content: center;
}
.nav-toggle span {
  display: block;
  width: 20px; height: 2px;
  background: var(--color-primary);
  margin: 4px 0;
  transition: transform .2s, opacity .2s;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  /* 兜底底色：图片加载完成前也是深蓝品牌调 */
  background: linear-gradient(180deg, #0a3d62 0%, #072c47 100%);
  color: #fff;
  padding: 100px 0 120px;
  overflow: hidden;
}
/* ---------- 首屏轮播背景（2 张） ---------- */
.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero__bg-slide {
  position: absolute;
  inset: 0;
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0;
  transition: opacity 1.2s ease-in-out;
  will-change: opacity;
}
.hero__bg-slide.is-active { opacity: 1; }
.hero__bg-slide--1 {
  background-image:
    linear-gradient(100deg, rgba(7,44,71,.94) 0%, rgba(10,61,98,.72) 48%, rgba(10,61,98,.28) 100%),
    url("../images/hero-slide-1.webp");
}
.hero__bg-slide--2 {
  background-image:
    linear-gradient(100deg, rgba(7,44,71,.94) 0%, rgba(10,61,98,.72) 48%, rgba(10,61,98,.28) 100%),
    url("../images/hero-slide-2.webp");
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  background-image:
    repeating-linear-gradient(45deg, rgba(255,255,255,.02) 0, rgba(255,255,255,.02) 1px, transparent 1px, transparent 30px);
  pointer-events: none;
}
.hero .container { position: relative; z-index: 2; }
/* ---------- 轮播指示点 ---------- */
.hero__dots { display: flex; gap: 8px; margin-top: 26px; }
.hero__dot {
  width: 26px; height: 3px;
  padding: 0; border: 0;
  border-radius: 2px;
  background: rgba(255,255,255,.35);
  cursor: pointer;
  transition: background .25s, width .25s;
}
.hero__dot:hover { background: rgba(255,255,255,.6); }
.hero__dot.is-active { background: var(--color-accent); width: 40px; }
/* ---------- 文案切换淡入淡出 ---------- */
.hero__copy { transition: opacity .26s ease; }
.hero__copy.is-fading { opacity: 0; }
@media (prefers-reduced-motion: reduce) {
  .hero__bg-slide { transition: none; }
  .hero__copy { transition: none; }
}
.hero__inner {
  display: grid;
  grid-template-columns: 1.2fr .8fr;
  gap: 48px;
  align-items: center;
}
.hero__badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px;
  background: rgba(238,90,61,.18);
  border: 1px solid rgba(238,90,61,.5);
  border-radius: 999px;
  font-size: 13px;
  font-weight: 500;
  color: #ffd8c4;
  margin-bottom: 20px;
}
.hero__badge::before {
  content: "";
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--color-accent);
  box-shadow: 0 0 0 4px rgba(238,90,61,.25);
}
.hero__title { font-size: clamp(28px, 5vw, 48px); color: #fff; font-weight: 800; margin-bottom: 20px; letter-spacing: -0.5px; }
.hero__subtitle { font-size: 17px; color: rgba(255,255,255,.85); margin: 0 0 32px; max-width: 580px; }
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__visual {
  position: relative;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 28px;
  backdrop-filter: blur(10px);
}
.hero__card-title { font-size: 18px; margin-bottom: 16px; color: #fff; display: flex; align-items: center; gap: 10px; }
.hero__card-title::before { content: "✦"; color: var(--color-accent); }
.hero__stats { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.hero__stat {
  background: rgba(255,255,255,.06);
  border-radius: 10px;
  padding: 14px;
  text-align: center;
}
.hero__stat b { display: block; font-size: 26px; color: #fff; font-weight: 800; }
.hero__stat span { font-size: 12px; color: rgba(255,255,255,.7); }

/* ---------- Page header (sub-pages) ---------- */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1d6091 100%);
  color: #fff;
  padding: 64px 0;
  text-align: center;
}
.page-header h1 { color: #fff; font-size: clamp(28px, 4vw, 40px); margin-bottom: 8px; }
.page-header p { color: rgba(255,255,255,.85); margin: 0 auto; max-width: 640px; }
.breadcrumb {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255,255,255,.7);
}
.breadcrumb a { color: rgba(255,255,255,.7); }
.breadcrumb a:hover { color: #fff; }

/* ---------- Grid: cards ---------- */
.grid { display: grid; gap: 24px; }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--2 { grid-template-columns: repeat(2, 1fr); }

/* ---------- Product card ---------- */
.product-card {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}
.product-card__media {
  aspect-ratio: 5 / 3;
  overflow: hidden;
  background: var(--color-bg-soft);
}
.product-card__media svg { width: 100%; height: 100%; display: block; }
.product-card__body { padding: 20px 22px 22px; flex: 1; display: flex; flex-direction: column; }
.product-card__cat {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
  margin-bottom: 6px;
}
.product-card__title { font-size: 20px; margin-bottom: 10px; }
.product-card__desc { font-size: 14px; color: var(--color-muted); flex: 1; margin-bottom: 14px; }
.product-card__meta {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px;
  margin: 12px 0 16px;
  padding: 12px 0;
  border-top: 1px dashed var(--color-line);
  border-bottom: 1px dashed var(--color-line);
  font-size: 12px;
}
.product-card__meta dt { color: var(--color-muted); font-weight: 500; }
.product-card__meta dd { margin: 0; color: var(--color-text); font-weight: 600; }

/* product detail (products page) */
.product-detail {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  display: grid;
  grid-template-columns: 380px 1fr;
  overflow: hidden;
}
.product-detail__media {
  background: var(--color-bg-soft);
  position: relative;
  min-height: 280px;
}
.product-detail__media svg { width: 100%; height: 100%; object-fit: cover; }
.product-detail__badge {
  position: absolute;
  top: 16px; left: 16px;
  background: rgba(0,0,0,.55);
  color: #fff;
  padding: 4px 12px;
  font-size: 12px;
  border-radius: 999px;
  font-weight: 600;
  letter-spacing: .5px;
}
.product-detail__body { padding: 28px 32px; }
.product-detail__cat {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--color-accent);
  margin-bottom: 6px;
}
.product-detail__title { font-size: 26px; margin-bottom: 12px; }
.product-detail__desc { color: var(--color-muted); margin-bottom: 24px; }
.product-detail__spec {
  display: grid;
  grid-template-columns: 160px 1fr;
  gap: 12px 24px;
  font-size: 14px;
}
.product-detail__spec dt { color: var(--color-muted); font-weight: 500; }
.product-detail__spec dd { margin: 0; color: var(--color-text); font-weight: 500; }
.product-detail__actions { margin-top: 24px; display: flex; gap: 12px; flex-wrap: wrap; }

/* ---------- Stats (Home) ---------- */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
}
.stat {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 24px 20px;
  text-align: center;
  border: 1px solid var(--color-line);
  transition: transform .25s, box-shadow .25s;
}
.stat:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.stat__n { display: block; font-size: 34px; font-weight: 800; color: var(--color-accent); line-height: 1; margin-bottom: 8px; }
.stat__l { font-size: 13px; color: var(--color-muted); }

/* ---------- Why Us ---------- */
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-item {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  transition: transform .25s, box-shadow .25s, border-color .25s;
}
.why-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: transparent; }
.why-item__icon {
  flex-shrink: 0;
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), #1d6091);
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
}
.why-item__title { font-size: 17px; margin-bottom: 6px; }
.why-item__desc { font-size: 14px; color: var(--color-muted); margin: 0; }

/* ---------- Apps (Applications) ---------- */
.apps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.app-tile {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: 22px 18px;
  text-align: center;
  transition: transform .25s, border-color .25s;
  font-weight: 500;
}
.app-tile:hover {
  transform: translateY(-3px);
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.app-tile__icon {
  width: 44px; height: 44px;
  margin: 0 auto 10px;
  border-radius: 50%;
  background: var(--color-bg-soft);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
}

/* ---------- Project cases (v6) ---------- */
.case-theme { margin-bottom: 36px; }
.case-theme:last-child { margin-bottom: 0; }
.case-theme__band {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
}
.case-theme__label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 16px;
  background: #0a3d62;
  color: #fff;
  border-radius: 999px;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: .5px;
  white-space: nowrap;
}
.case-theme__label::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #ee5a3d;
}
.case-theme__line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(10,61,98,.25), transparent);
}
.case-grid { align-items: stretch; }
.case-card {
  margin: 0;
  background: #fff;
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(10,61,98,.08);
  transition: transform .25s ease, box-shadow .25s ease;
  display: flex;
  flex-direction: column;
}
.case-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 10px 26px rgba(10,61,98,.16);
}
.case-card__media {
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: #e9ecef;
}
.case-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s ease;
}
.case-card:hover .case-card__media img { transform: scale(1.05); }
.case-card__body {
  padding: 14px 16px 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.case-card__title {
  font-size: 15px;
  font-weight: 600;
  color: #1a1a2e;
  line-height: 1.45;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  min-height: 2.9em;
}
.case-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 12.5px;
  color: #6c757d;
}

/* ---------- CTA banner ---------- */
.cta-banner {
  background: linear-gradient(135deg, var(--color-accent) 0%, #d44a30 100%);
  border-radius: var(--radius-lg);
  padding: 56px 48px;
  color: #fff;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 32px;
}
.cta-banner h3 { color: #fff; font-size: 28px; margin-bottom: 8px; }
.cta-banner p { margin: 0; opacity: .95; font-size: 16px; max-width: 600px; }

/* ---------- Inquiry form ---------- */
.inquiry-form {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-line);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}
.form-grid .full { grid-column: 1 / -1; }
.field label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 6px;
}
.field label .req { color: var(--color-accent); margin-inline-start: 2px; }
.field input, .field select, .field textarea {
  width: 100%;
  border: 1px solid #d4dae0;
  border-radius: 8px;
  padding: 12px 14px;
  background: #fff;
  outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(10,61,98,.12);
}
.field textarea { min-height: 130px; resize: vertical; }
.field .err {
  color: #c92a2a;
  font-size: 12px;
  margin-top: 4px;
  display: none;
}
.field.is-error input, .field.is-error select, .field.is-error textarea { border-color: #c92a2a; }
.field.is-error .err { display: block; }
.consent {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 13px; color: var(--color-muted);
  margin: 18px 0 24px;
}
.consent input[type="checkbox"] {
  margin-top: 3px;
  width: auto;
}
.form-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.form-aside {
  background: var(--color-bg-soft);
  border-radius: var(--radius-lg);
  padding: 32px;
}
.form-aside h3 { margin-bottom: 16px; font-size: 18px; }
.contact-list { display: flex; flex-direction: column; gap: 16px; }
.contact-row { display: flex; gap: 14px; align-items: flex-start; }
.contact-row__icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  background: #fff;
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
  font-size: 18px;
  flex-shrink: 0;
  box-shadow: var(--shadow-sm);
}
.contact-row__l { font-size: 12px; color: var(--color-muted); margin-bottom: 2px; }
.contact-row__v { font-weight: 600; color: var(--color-text); font-size: 15px; word-break: break-all; }

/* success state */
.success-state {
  text-align: center;
  padding: 60px 20px;
}
.success-state__icon {
  width: 80px; height: 80px;
  border-radius: 50%;
  background: linear-gradient(135deg, #20c997, #099268);
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 24px;
  font-size: 40px;
  color: #fff;
  animation: pop .35s ease;
}
@keyframes pop {
  0% { transform: scale(.5); opacity: 0; }
  100% { transform: scale(1); opacity: 1; }
}

/* ---------- About ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.about-grid--reverse { grid-template-columns: 1fr 1fr; }
.about-text h2 { font-size: 30px; margin-bottom: 16px; }
.about-text h2 .accent { color: var(--color-accent); }
.about-text p { color: var(--color-text); margin: 0 0 16px; }
.about-text ul li {
  position: relative;
  padding-inline-start: 22px;
  margin-bottom: 8px;
  font-size: 14px;
}
.about-text ul li::before {
  content: "▸";
  color: var(--color-accent);
  position: absolute;
  inset-inline-start: 0;
  font-weight: 700;
}
.about-img {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  aspect-ratio: 4/3;
}
.about-img svg { width: 100%; height: 100%; }

.factory-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.factory-card {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex; gap: 16px;
  transition: border-color .25s, box-shadow .25s;
}
.factory-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.factory-card__icon {
  width: 52px; height: 52px;
  border-radius: 12px;
  background: linear-gradient(135deg, #ffd8c4, var(--color-accent));
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 26px;
  flex-shrink: 0;
}
.factory-card__title { font-size: 18px; margin-bottom: 8px; }
.factory-card__desc { font-size: 14px; color: var(--color-muted); margin: 0; }

.vision-card {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1d6091 100%);
  color: #fff;
  padding: 48px;
  border-radius: var(--radius-lg);
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px;
}
.vision-card h3 { color: #fff; font-size: 22px; margin-bottom: 12px; }
.vision-card h3::before {
  content: ""; display: inline-block;
  width: 28px; height: 3px;
  background: var(--color-accent);
  vertical-align: middle;
  margin-inline-end: 12px;
}
.vision-card p { color: rgba(255,255,255,.92); font-size: 16px; margin: 0; line-height: 1.7; }

.certs-row { display: flex; gap: 16px; flex-wrap: wrap; justify-content: center; }
.cert-chip {
  background: #fff;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  padding: 12px 22px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--color-primary);
  font-size: 14px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  box-shadow: var(--shadow-sm);
}
.cert-chip::before { content: "✓"; color: var(--color-accent); }

/* ---------- Footer ---------- */
.footer {
  background: #072c47;
  color: rgba(255,255,255,.75);
  padding: 64px 0 32px;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 40px;
}
.footer h4 { color: #fff; font-size: 16px; margin-bottom: 16px; }
.footer__brand .brand__title { color: #fff; }
.footer__brand .brand__sub { color: rgba(255,255,255,.6); }
.footer ul li { margin-bottom: 10px; font-size: 14px; }
.footer a { color: rgba(255,255,255,.75); transition: color .15s; }
.footer a:hover { color: #fff; }
.footer__about p { font-size: 14px; line-height: 1.7; color: rgba(255,255,255,.7); margin: 12px 0 0; }
.footer__contact-row {
  display: flex; gap: 10px; margin-bottom: 12px; font-size: 14px;
  align-items: flex-start;
}
.footer__contact-row span:first-child { color: var(--color-accent); }
.footer__bottom {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,.1);
  text-align: center;
  font-size: 13px;
  color: rgba(255,255,255,.55);
}
.footer__bottom a { color: inherit; }

/* ---------- Filter tabs (products page) ---------- */
.filter-bar {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 32px;
}
.filter-bar__btn {
  padding: 10px 20px;
  border-radius: 999px;
  background: #fff;
  border: 1px solid var(--color-line);
  color: var(--color-text);
  font-weight: 500;
  font-size: 14px;
  transition: background .2s, color .2s, border-color .2s;
}
.filter-bar__btn:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-bar__btn.is-active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
}

/* ---------- Animations ---------- */
.fade-in { opacity: 0; transform: translateY(20px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .grid--4 { grid-template-columns: repeat(3, 1fr); }
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 880px) {
  .section { padding: 56px 0; }
  .topbar__left { display: none; }
  .topbar__right { width: 100%; justify-content: flex-end; }
  .topbar__inner { height: auto; padding: 8px 0; flex-direction: column-reverse; align-items: stretch; gap: 6px; }

  .nav-toggle { display: inline-flex; }
  .nav {
    position: absolute;
    inset-inline: 0;
    top: 100%;
    background: #fff;
    border-bottom: 1px solid var(--color-line);
    flex-direction: column;
    align-items: stretch;
    padding: 12px 16px 18px;
    display: none;
    box-shadow: var(--shadow-md);
  }
  .nav.open { display: flex; }
  .nav a { padding: 12px 14px; border-radius: 0; border-bottom: 1px solid var(--color-line); }
  .header__cta .btn { display: none; }

  .hero__inner { grid-template-columns: 1fr; gap: 32px; }
  .hero { padding: 64px 0 80px; }
  .hero__visual { display: none; }

  .grid--3, .grid--4, .apps-grid, .why-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-banner { grid-template-columns: 1fr; padding: 36px 28px; text-align: center; }
  .cta-banner .btn { justify-self: center; }

  .product-detail { grid-template-columns: 1fr; }
  .product-detail__media { min-height: 200px; aspect-ratio: 16/10; }
  .about-grid, .vision-card, .factory-grid { grid-template-columns: 1fr; gap: 24px; }

  .footer__grid { grid-template-columns: 1fr 1fr; }
  .inquiry-form { padding: 28px 20px; }
  .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 540px) {
  .grid--3, .grid--4, .apps-grid, .why-grid, .stats-grid { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr; }
  .hero__actions .btn { width: 100%; }
  .brand__sub { display: none; }
  .brand__logo { width: 40px; height: 40px; }
  .footer__logo { width: 170px; }
  .header__inner { height: 64px; }
  .product-card__meta { grid-template-columns: 1fr; }
  .product-detail__spec { grid-template-columns: 1fr; gap: 8px; }
  .product-detail__spec dt { font-weight: 700; color: var(--color-primary); margin-top: 6px; }
}

/* Print friendly */
@media print {
  .topbar, .header, .footer, .nav-toggle, .cta-banner { display: none; }
  body { color: #000; background: #fff; }
}

/* -------- 产品实拍图 -------- */
.product-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
/* <picture> 包裹层（WebP 优先 + JPG 回退），撑满容器 */
.product-picture {
  display: block;
  width: 100%;
  height: 100%;
}
.product-detail__media .product-picture {
  position: absolute;
  inset: 0;
}
.product-detail__media .product-photo {
  position: absolute;
  inset: 0;
}

/* -------- reCAPTCHA note -------- */
.recaptcha-note {
  margin-top: 16px;
  font-size: 12px;
  color: var(--color-muted);
  text-align: center;
}
.recaptcha-note a {
  color: var(--color-muted);
  text-decoration: underline;
}
.recaptcha-note a:hover { color: var(--color-primary); }

/* -------- HubSpot CRM divider + card -------- */
.hubspot-section { padding-top: 0; }
.hubspot-divider {
  display: flex;
  align-items: center;
  gap: 16px;
  color: var(--color-muted);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin: 8px auto 28px;
  max-width: 760px;
}
.hubspot-divider::before,
.hubspot-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}
.hubspot-card {
  max-width: 760px;
  margin: 0 auto;
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  padding: 36px;
}
.hubspot-card__header {
  text-align: center;
  margin-bottom: 24px;
}
.hubspot-card__badge {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  padding: 5px 14px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}
.hubspot-card__header h2 { margin: 0 0 10px; font-size: 24px; }
.hubspot-card__header p { color: var(--color-muted); margin: 0; line-height: 1.55; }
[dir="rtl"] .hubspot-card__header { text-align: center; }

/* -------- Legal pages (privacy / terms) -------- */
.legal-page {
  max-width: 860px;
}
.legal-page h2 {
  margin-top: 40px;
  margin-bottom: 14px;
  font-size: 22px;
  color: var(--color-heading);
}
.legal-page h2:first-of-type { margin-top: 0; }
.legal-page p {
  margin-bottom: 14px;
  line-height: 1.75;
  color: var(--color-text);
}
.legal-page ul {
  margin: 0 0 16px 22px;
}
.legal-page li {
  margin-bottom: 8px;
  line-height: 1.7;
}
[dir="rtl"] .legal-page ul { margin: 0 22px 16px 0; }
.legal-updated {
  margin-top: 48px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border, #e5e7eb);
  font-size: 13px;
  color: var(--color-muted);
}

/* -------- Cookie 同意条 (P1-10) -------- */
.cookie-bar {
  position: fixed;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 9999;
  background: rgba(10, 61, 98, .97);
  color: #fff;
  box-shadow: 0 -8px 32px rgba(0, 0, 0, .18);
  transform: translateY(100%);
  opacity: 0;
  transition: transform .35s ease, opacity .35s ease;
  padding: 16px 0;
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}
.cookie-bar.is-visible {
  transform: translateY(0);
  opacity: 1;
}
.cookie-bar__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}
.cookie-bar__text {
  flex: 1 1 380px;
  min-width: 0;
  font-size: 13px;
  line-height: 1.6;
}
.cookie-bar__title {
  display: block;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 4px;
}
.cookie-bar__desc {
  color: rgba(255, 255, 255, .82);
}
.cookie-bar__actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
.cookie-bar__link {
  color: rgba(255, 255, 255, .85);
  text-decoration: underline;
  font-size: 13px;
  white-space: nowrap;
}
.cookie-bar__link:hover { color: #fff; }
.cookie-bar__btn {
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 9px 20px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  font-family: inherit;
  transition: background .2s ease, border-color .2s ease, color .2s ease;
}
.cookie-bar__btn--primary {
  background: var(--color-accent, #ee5a3d);
  color: #fff;
}
.cookie-bar__btn--primary:hover { background: #d94a2e; }
.cookie-bar__btn--ghost {
  background: transparent;
  border-color: rgba(255, 255, 255, .4);
  color: #fff;
}
.cookie-bar__btn--ghost:hover {
  background: rgba(255, 255, 255, .12);
  border-color: rgba(255, 255, 255, .7);
}
body.has-cookie-bar { padding-bottom: 96px; }

@media (max-width: 720px) {
  .cookie-bar__inner { flex-direction: column; align-items: stretch; gap: 14px; }
  .cookie-bar__actions { justify-content: stretch; }
  .cookie-bar__btn { flex: 1 1 auto; }
  body.has-cookie-bar { padding-bottom: 200px; }
}
@media print {
  .cookie-bar { display: none !important; }
}