:root {
  /* Soft premium B2B — cool-tinted neutrals, one accent family */
  --ink: #1a2a32;
  --muted: #5a6a73;
  --line: #e4ddd2;
  --cream: #f6f2ea;
  --paper: #fffcf8;
  --teal: #0c6f78;
  --deep: #0a3540;
  --coral: #d9785c;
  --coral-soft: #f7e8e2;
  --shadow: 0 18px 48px rgba(10, 53, 64, 0.09);
  --shadow-sm: 0 8px 24px rgba(10, 53, 64, 0.06);
  --radius: 20px;
  --radius-sm: 14px;
  --font: "Outfit", "DM Sans", system-ui, sans-serif;
  --display: "Fraunces", Georgia, "Times New Roman", serif;
  --space-section: clamp(4.25rem, 8vw, 6.5rem);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font);
  font-weight: 400;
  color: var(--ink);
  background:
    radial-gradient(ellipse 70% 50% at 8% -10%, rgba(12, 111, 120, 0.07), transparent 55%),
    radial-gradient(ellipse 50% 40% at 95% 5%, rgba(217, 120, 92, 0.06), transparent 50%),
    var(--cream);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* 极轻纸纹，避免纯平数字感 */
body::before {
  content: "";
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 9999;
  opacity: 0.035;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
.container { width: min(1120px, calc(100% - 2.25rem)); margin: 0 auto; }

/* 可读性与标题平衡 */
h1, h2, h3 {
  text-wrap: balance;
}
p {
  text-wrap: pretty;
}

.site-header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(16px) saturate(1.2);
  -webkit-backdrop-filter: blur(16px) saturate(1.2);
  background: rgba(246, 242, 234, 0.82);
  border-bottom: 1px solid rgba(228, 221, 210, 0.9);
}
.header-inner {
  min-height: 72px;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
/* 用户 Photoshop 定稿 logo（静态） */
.logo {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}
.logo-img {
  height: 48px;
  width: auto;
  display: block;
  object-fit: contain;
  transition: opacity 0.2s ease;
}
.logo:hover .logo-img {
  opacity: 0.95;
}
@media (max-width: 520px) {
  .logo-img { height: 40px; }
}
.nav { display: flex; align-items: center; gap: 1.1rem; flex-wrap: wrap; }
.nav a { color: var(--muted); font-weight: 600; font-size: 0.92rem; }
.nav a:hover { color: var(--deep); }
/* 导航 CTA：与 .nav a 灰色彻底隔离，保证「Get a Quote」高对比可读 */
.nav a.nav-cta,
.nav a.btn.nav-cta {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  background: var(--coral) !important;
  background-image: none !important;
  border: 1px solid #c45f47 !important;
  font-weight: 800 !important;
  font-size: 0.9rem !important;
  letter-spacing: 0.01em;
  box-shadow: 0 10px 22px rgba(224, 122, 95, 0.32);
  white-space: nowrap;
}
.nav a.nav-cta:hover,
.nav a.btn.nav-cta:hover {
  color: #ffffff !important;
  -webkit-text-fill-color: #ffffff !important;
  background: #d4684e !important;
  opacity: 1;
}
/* 语言切换：折叠下拉 */
.lang-dropdown {
  position: relative;
  z-index: 50;
  flex-shrink: 0;
}
.lang-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  min-height: 36px;
  padding: 0.4rem 0.7rem 0.4rem 0.65rem;
  border: 1px solid rgba(11, 61, 74, 0.14);
  border-radius: 999px;
  background: linear-gradient(180deg, #fffcf7 0%, #f3efe6 100%);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 4px 12px rgba(11, 61, 74, 0.06);
  cursor: pointer;
  font: inherit;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--deep);
  -webkit-tap-highlight-color: transparent;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}
.lang-trigger:hover {
  border-color: rgba(14, 124, 134, 0.35);
  box-shadow: 0 6px 16px rgba(11, 61, 74, 0.1);
}
.lang-trigger:focus-visible {
  outline: 2px solid rgba(14, 124, 134, 0.45);
  outline-offset: 2px;
}
.lang-trigger .lang-flag { font-size: 0.95rem; line-height: 1; }
.lang-trigger .lang-code { min-width: 1.75em; letter-spacing: 0; }
.lang-caret {
  font-size: 0.7rem;
  color: var(--muted);
  transition: transform 0.2s ease;
  margin-left: 0.05rem;
}
.lang-dropdown.is-open .lang-caret { transform: rotate(180deg); }
.lang-dropdown.is-open .lang-trigger {
  border-color: rgba(14, 124, 134, 0.4);
  background: #fff;
}

.lang-menu {
  position: absolute;
  top: calc(100% + 0.4rem);
  right: 0;
  min-width: 148px;
  margin: 0;
  padding: 0.35rem;
  list-style: none;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--paper);
  box-shadow: var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px) scale(0.98);
  transform-origin: top right;
  transition: opacity 0.16s ease, transform 0.16s ease, visibility 0.16s;
  z-index: 60;
}
.lang-dropdown.is-open .lang-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}
.lang-menu[hidden] { display: none; }
.lang-dropdown.is-open .lang-menu[hidden] { display: block; }

.lang-option {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  width: 100%;
  border: 0;
  background: transparent;
  border-radius: 10px;
  padding: 0.55rem 0.7rem;
  cursor: pointer;
  font: inherit;
  font-size: 0.86rem;
  font-weight: 700;
  color: var(--ink);
  text-align: left;
  transition: background 0.12s ease, color 0.12s ease;
}
.lang-option .lang-flag { font-size: 1rem; line-height: 1; }
.lang-option .lang-code {
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--muted);
  min-width: 1.5em;
}
.lang-option .lang-name {
  font-weight: 650;
  letter-spacing: 0;
}
.lang-option:hover {
  background: #eef8f8;
  color: var(--deep);
}
.lang-option.active {
  background: linear-gradient(135deg, var(--teal), var(--deep));
  color: #fff;
}
.lang-option.active .lang-code { color: rgba(255, 255, 255, 0.85); }
.lang-option:focus-visible {
  outline: 2px solid rgba(14, 124, 134, 0.4);
  outline-offset: 1px;
}
.nav-toggle {
  display: none; width: 44px; height: 44px; border-radius: 12px;
  border: 1px solid var(--line); background: var(--paper); font-size: 1.1rem;
}

.btn {
  display: inline-flex; align-items: center; justify-content: center;
  border-radius: 999px; padding: 0.85rem 1.4rem; font-weight: 600;
  border: 1px solid transparent; cursor: pointer; font: inherit; font-size: 0.94rem;
  letter-spacing: 0.01em;
  transition:
    transform .2s var(--ease),
    box-shadow .2s var(--ease),
    background .2s ease,
    border-color .2s ease,
    opacity .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0) scale(0.985); }
.btn:focus-visible {
  outline: 2px solid rgba(12, 111, 120, 0.45);
  outline-offset: 2px;
}
.btn-sm { padding: 0.52rem 1rem; font-size: 0.86rem; font-weight: 600; }
.btn-primary {
  background: linear-gradient(145deg, #12808a, var(--deep));
  color: #fff; box-shadow: 0 10px 26px rgba(10, 53, 64, 0.2);
}
.btn-coral {
  background: var(--coral); color: #fff;
  box-shadow: 0 10px 26px rgba(217, 120, 92, 0.26);
}
.btn-coral:hover { background: #cf6c50; }
.btn-ghost {
  background: transparent; border-color: rgba(255,255,255,.4); color: #fff;
}
.btn-outline {
  background: var(--paper); border-color: var(--line); color: var(--deep);
  font-weight: 600;
}
.btn-outline:hover { border-color: var(--teal); background: #f0f7f7; }
.btn-block { width: 100%; }

/* Hero with video */
.hero { padding: 2.5rem 0 1.5rem; }
.hero-card {
  position: relative; overflow: hidden;
  border-radius: 32px;
  min-height: 78vh;
  display: grid; align-items: end;
  box-shadow: var(--shadow);
  color: #fff;
  /* 视频加载失败时仍有底图 */
  background:
    linear-gradient(110deg, rgba(8, 30, 38, 0.55) 0%, rgba(11, 61, 74, 0.35) 55%, transparent 100%),
    url("/assets/hero-dish-v3.jpg?v=20260716b") center / cover no-repeat,
    #0b3d4a;
}
.hero-video {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; z-index: 0;
  background: transparent;
}
.hero-video.is-failed { opacity: 0; }
.hero-overlay {
  position: absolute; inset: 0; z-index: 1;
  pointer-events: none;
  /* 略减遮罩，让视频画面可见 */
  background:
    linear-gradient(110deg, rgba(8, 30, 38, 0.72) 0%, rgba(11, 61, 74, 0.48) 48%, rgba(14, 124, 134, 0.22) 100%),
    radial-gradient(circle at 80% 20%, rgba(224,122,95,.16), transparent 40%);
}
.hero-content {
  position: relative; z-index: 2;
  padding: clamp(1.75rem, 4.5vw, 3.75rem);
  max-width: min(720px, 100%);
  width: 100%;
}
.eyebrow {
  display: inline-block;
  text-transform: uppercase; letter-spacing: .16em;
  font-size: .75rem; font-weight: 700; color: #ffc9b5;
  margin: 0 0 .9rem;
}
.hero h1 {
  font-family: var(--display);
  font-size: clamp(2.25rem, 5.4vw, 3.85rem);
  line-height: 1.08;
  letter-spacing: -0.025em;
  margin: 0 0 0.95rem;
  font-weight: 600;
}
.hero-lead {
  color: rgba(255,255,255,.9); font-size: clamp(0.98rem, 2vw, 1.08rem);
  max-width: 48ch; margin: 0 0 1.5rem; line-height: 1.6;
}

/* Hero 操作区：按钮 + 亮点标签 */
.hero-actions {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  width: 100%;
  max-width: 560px;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: stretch;
  gap: 0.7rem;
}
.hero-cta .btn {
  margin: 0;
  min-height: 48px;
  padding: 0.75rem 1.25rem;
  font-size: 0.92rem;
  white-space: nowrap;
}
.hero-cta-primary {
  flex: 0 0 auto;
  min-width: 10.5rem;
  box-shadow: 0 12px 28px rgba(224, 122, 95, 0.32);
}
.hero-cta-secondary {
  display: flex;
  flex: 1 1 auto;
  flex-wrap: wrap;
  gap: 0.65rem;
  min-width: 0;
}
.hero-cta-secondary .btn {
  flex: 1 1 9.5rem;
  justify-content: center;
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.42);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}
.hero-cta-secondary .btn:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.65);
}

.hero-pills {
  list-style: none;
  padding: 0.55rem;
  margin: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.45rem;
  width: 100%;
  background: rgba(8, 28, 36, 0.28);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 16px;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
.hero-pills li {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  min-height: 2.55rem;
  padding: 0.5rem 0.7rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.82rem;
  font-weight: 600;
  line-height: 1.3;
  color: rgba(255, 255, 255, 0.95);
  letter-spacing: 0.01em;
}

/* 桌面：按钮一行、标签 4 列 */
@media (min-width: 720px) {
  .hero-actions { max-width: 640px; gap: 1.35rem; }
  .hero-cta {
    flex-wrap: nowrap;
    align-items: center;
  }
  .hero-cta-secondary {
    flex-wrap: nowrap;
    flex: 1 1 auto;
  }
  .hero-cta-secondary .btn {
    flex: 1 1 0;
    min-width: 0;
  }
  .hero-pills {
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 0.5rem;
    padding: 0.6rem;
  }
  .hero-pills li {
    min-height: 2.7rem;
    font-size: 0.84rem;
    padding: 0.55rem 0.5rem;
  }
}

/* 手机：主按钮通栏，次按钮两列，标签两列 */
@media (max-width: 719px) {
  .hero-cta {
    flex-direction: column;
    gap: 0.65rem;
  }
  .hero-cta-primary {
    width: 100%;
    min-width: 0;
  }
  .hero-cta-secondary {
    display: grid;
    grid-template-columns: 1fr;
    width: 100%;
    gap: 0.55rem;
  }
  .hero-cta-secondary .btn {
    flex: none;
    width: 100%;
    min-width: 0;
    padding: 0.7rem 0.55rem;
    font-size: 0.84rem;
    white-space: normal;
    text-align: center;
    line-height: 1.25;
  }
  .hero-pills {
    grid-template-columns: 1fr 1fr;
    gap: 0.4rem;
    padding: 0.45rem;
    border-radius: 14px;
  }
  .hero-pills li {
    min-height: 2.7rem;
    font-size: 0.78rem;
    padding: 0.45rem 0.4rem;
    border-radius: 10px;
  }
}

/* 很窄屏：次按钮也竖排，避免挤成两行字 */
@media (max-width: 380px) {
  .hero-cta-secondary {
    grid-template-columns: 1fr;
  }
  .hero-pills {
    grid-template-columns: 1fr;
  }
  .hero-pills li {
    justify-content: flex-start;
    text-align: left;
    padding-left: 0.75rem;
  }
}

.section { padding: var(--space-section) 0; }
.section-head { max-width: 640px; margin-bottom: 2.4rem; }
.section-head h2, .block-title {
  font-family: var(--display);
  font-size: clamp(1.85rem, 3.2vw, 2.55rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  color: var(--deep);
  font-weight: 600;
}
.section-head .eyebrow {
  color: var(--teal);
  margin-bottom: 0.65rem;
}
.muted { color: var(--muted); }
.lead {
  font-size: 1.05rem;
  font-weight: 400;
  color: var(--muted);
  max-width: 58ch;
  line-height: 1.7;
}

/* Stats */
.stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 0.9rem;
  margin-top: -1.75rem; position: relative; z-index: 3;
}
.stat {
  background: var(--paper);
  border: 1px solid rgba(228, 221, 210, 0.95);
  border-radius: var(--radius-sm);
  padding: 1.2rem 1.25rem;
  box-shadow: var(--shadow-sm);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.stat:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.stat strong {
  display: block; font-family: var(--display); font-size: 1.75rem;
  color: var(--deep); line-height: 1.1; letter-spacing: -0.02em;
  font-variant-numeric: tabular-nums;
}
.stat span { color: var(--muted); font-size: .88rem; font-weight: 500; }

/* Products */
.filters {
  display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 1.5rem;
}
.filter-btn {
  border: 1px solid var(--line); background: var(--paper);
  border-radius: 999px; padding: .5rem 1rem; font: inherit; font-weight: 600;
  font-size: .84rem; color: var(--muted); cursor: pointer;
  transition: background .2s ease, color .2s ease, border-color .2s ease, transform .15s ease;
}
.filter-btn:hover {
  color: var(--deep);
  border-color: #cfd8db;
}
.filter-btn.active {
  background: var(--deep); color: #fff; border-color: var(--deep);
}
.filter-btn:focus-visible {
  outline: 2px solid rgba(12, 111, 120, 0.4);
  outline-offset: 2px;
}
.product-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.25rem;
}
.product-card {
  background: var(--paper);
  border: 1px solid rgba(228, 221, 210, 0.95);
  border-radius: calc(var(--radius) + 2px);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex; flex-direction: column;
  transition: transform .25s var(--ease), box-shadow .25s var(--ease);
}
.product-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
}
.product-card[hidden] { display: none !important; }
.product-img {
  aspect-ratio: 4/3; background-size: cover; background-position: center;
  background-color: #e6eeef;
  transition: transform .45s var(--ease);
}
.product-card:hover .product-img {
  transform: scale(1.03);
}
.product-body { padding: 1.25rem 1.3rem 1.4rem; display: flex; flex-direction: column; gap: .55rem; flex: 1; }
.product-body h3 {
  margin: 0; font-size: 1.1rem; color: var(--deep); font-weight: 600;
  letter-spacing: -0.01em;
}
.product-body p { margin: 0; color: var(--muted); font-size: .93rem; line-height: 1.55; }
.tag {
  align-self: flex-start; font-size: .68rem; font-weight: 700;
  letter-spacing: .07em; text-transform: uppercase;
  background: #e8f3f4; color: var(--teal);
  padding: .3rem .6rem; border-radius: 999px;
}
.tag-coral { background: var(--coral-soft); color: #a04a34; }
.tag-alt { background: #eef2f6; color: #3d5266; }
.spec { margin: 0 0 .3rem; padding-left: 1.05rem; color: var(--muted); font-size: .88rem; }
.product-body .btn { margin-top: auto; }

/* Process steps */
.process {
  background: linear-gradient(180deg, rgba(14,124,134,.07), transparent);
}
.process-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem;
}
.step {
  background: var(--paper);
  border: 1px solid rgba(228, 221, 210, 0.95);
  border-radius: var(--radius);
  padding: 1.35rem 1.25rem;
  position: relative;
  box-shadow: var(--shadow-sm);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.step:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.step-num {
  font-family: var(--display); font-size: 1.85rem; color: rgba(12, 111, 120, 0.22);
  line-height: 1; margin-bottom: .55rem; letter-spacing: -0.03em;
}
.step h3 { margin: 0 0 .4rem; color: var(--deep); font-size: 1.05rem; font-weight: 600; }
.step p { margin: 0; color: var(--muted); font-size: .92rem; line-height: 1.55; }

/* Split media blocks */
.split {
  display: grid; grid-template-columns: 1.05fr .95fr; gap: 2rem; align-items: center;
}
.split.reverse { grid-template-columns: .95fr 1.05fr; }
.split.reverse .split-copy { order: 2; }
.split.reverse .split-media { order: 1; }
.split-media {
  border-radius: 24px; overflow: hidden; border: 1px solid var(--line);
  box-shadow: var(--shadow); background: #0b3d4a; min-height: 280px;
}
.split-media img, .split-media video {
  width: 100%; height: 100%; min-height: 300px; object-fit: cover; display: block;
}
.split-copy h2 { margin-top: 0; }
.split-list { margin: 1rem 0 0; padding-left: 1.15rem; color: var(--muted); }
.split-list li { margin-bottom: .45rem; }

/* Intro / Product 标题区：左文右图 */
.section-intro {
  margin-bottom: 0.5rem;
  align-items: center;
  gap: clamp(1.5rem, 4vw, 2.75rem);
}
.section-intro .split-copy {
  max-width: 34rem;
}
.section-intro .block-title {
  margin-bottom: 0.85rem;
}
.section-intro .lead {
  margin: 0;
}
.section-intro-media {
  min-height: 280px;
  max-height: 380px;
  box-shadow: var(--shadow);
}
.section-intro-media img {
  min-height: 280px;
  max-height: 380px;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
/* 产品区右侧叠图，更有目录感 */
.section-intro-stack {
  position: relative;
  background: transparent;
  border: 0;
  box-shadow: none;
  overflow: visible;
  min-height: 300px;
}
.section-intro-stack .stack-main {
  width: 100%;
  height: 100%;
  min-height: 300px;
  max-height: 360px;
  object-fit: cover;
  border-radius: 24px;
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}
.section-intro-stack .stack-side {
  position: absolute;
  right: -0.6rem;
  bottom: -1.1rem;
  width: 42%;
  max-width: 180px;
  min-height: 0;
  height: auto;
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: 16px;
  border: 3px solid var(--paper);
  box-shadow: 0 14px 32px rgba(10, 53, 64, 0.16);
}
.section-intro-products,
.section-intro-process,
.section-intro-markets {
  margin-bottom: 1.75rem;
}
@media (max-width: 960px) {
  .section-intro-stack {
    min-height: 240px;
    margin-bottom: 1.2rem;
  }
  .section-intro-stack .stack-main {
    min-height: 240px;
    max-height: 280px;
  }
  .section-intro-stack .stack-side {
    width: 38%;
    right: 0.4rem;
    bottom: -0.8rem;
  }
  .section-intro-media {
    min-height: 220px;
    max-height: 280px;
  }
  .section-intro-media img {
    min-height: 220px;
    max-height: 280px;
  }
}

/* Gallery */
.gallery {
  display: grid; grid-template-columns: 1.4fr 1fr 1fr; grid-template-rows: 180px 180px; gap: .8rem;
}
.gallery figure {
  margin: 0; border-radius: 18px; overflow: hidden; border: 1px solid var(--line);
  position: relative;
}
.gallery img { width: 100%; height: 100%; object-fit: cover; }
.gallery figure:first-child { grid-row: 1 / span 2; }
.gallery figcaption {
  position: absolute; left: 0; right: 0; bottom: 0;
  padding: .7rem .9rem; font-size: .82rem; font-weight: 600; color: #fff;
  background: linear-gradient(transparent, rgba(8,30,38,.75));
}

/* Markets */
.market-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem;
}
.market {
  background: var(--paper);
  border: 1px solid rgba(228, 221, 210, 0.95);
  border-radius: var(--radius-sm);
  padding: 1.3rem 1.3rem 1.35rem;
  box-shadow: var(--shadow-sm);
  transition: transform .2s var(--ease), box-shadow .2s var(--ease);
}
.market:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}
.market h3 { margin: 0 0 .5rem; color: var(--deep); font-weight: 600; letter-spacing: -0.01em; }
.market p { margin: 0; color: var(--muted); font-size: .93rem; line-height: 1.55; }

/* Spec table */
.table-wrap {
  overflow-x: auto; border: 1px solid var(--line); border-radius: 18px;
  background: var(--paper); box-shadow: 0 10px 28px rgba(11,61,74,.05);
}
table.specs {
  width: 100%; border-collapse: collapse; font-size: .93rem;
}
table.specs th, table.specs td {
  text-align: left; padding: .9rem 1rem; border-bottom: 1px solid var(--line);
}
table.specs th {
  background: #eef6f7; color: var(--deep); font-size: .8rem;
  text-transform: uppercase; letter-spacing: .05em;
}
table.specs tr:last-child td { border-bottom: 0; }

/* Film */
.film {
  background: var(--deep); color: #fff; border-radius: 28px; overflow: hidden;
  box-shadow: var(--shadow);
  display: grid; grid-template-columns: 1.15fr .85fr;
}
.film-video { min-height: 320px; background: #082028; position: relative; }
.film-video video, .film-video img {
  width: 100%; height: 100%; min-height: 320px; object-fit: cover; display: block;
}
.film-copy { padding: clamp(1.4rem, 3vw, 2.2rem); display: flex; flex-direction: column; justify-content: center; }
.film-copy h2 { color: #fff; margin: 0 0 .7rem; }
.film-copy p { color: rgba(255,255,255,.85); margin: 0 0 1.1rem; }
.film-copy .eyebrow { color: #ffc9b5; }

/* FAQ */
.faq { display: grid; gap: .7rem; }
.faq details {
  background: var(--paper);
  border: 1px solid rgba(228, 221, 210, 0.95);
  border-radius: var(--radius-sm);
  padding: 1.05rem 1.2rem;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .2s ease;
}
.faq details[open] {
  box-shadow: var(--shadow);
}
.faq summary {
  cursor: pointer; font-weight: 600; color: var(--deep); list-style: none;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
}
.faq summary::after {
  content: "+";
  font-weight: 500;
  font-size: 1.15rem;
  color: var(--teal);
  line-height: 1;
  transition: transform .2s var(--ease);
}
.faq details[open] summary::after {
  content: "−";
}
.faq summary::-webkit-details-marker { display: none; }
.faq details[open] summary { margin-bottom: .6rem; }
.faq p { margin: 0; color: var(--muted); font-size: .94rem; line-height: 1.6; max-width: 68ch; }

/* About / contact reuse */
.about-card {
  border-radius: 28px;
  padding: clamp(1.6rem, 4vw, 2.8rem);
  background:
    radial-gradient(circle at top right, rgba(224,122,95,.18), transparent 35%),
    linear-gradient(145deg, var(--deep), #105864 60%, var(--teal));
  color: #fff; box-shadow: var(--shadow);
}
.about-card .eyebrow { color: #ffc9b5; }
.about-card p { color: rgba(255,255,255,.9); max-width: 70ch; }
.meta-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 1rem;
  margin-top: 1.6rem; padding-top: 1.3rem;
  border-top: 1px solid rgba(255,255,255,.18);
}
.meta-grid dt {
  font-size: .72rem; text-transform: uppercase; letter-spacing: .08em; opacity: .7;
}
.meta-grid dd { margin: .25rem 0 0; font-weight: 700; }

.contact-grid {
  display: grid; grid-template-columns: .9fr 1.1fr; gap: 1.8rem; align-items: start;
}
.contact-points { list-style: none; padding: 0; margin: 1.4rem 0 0; display: grid; gap: .8rem; }
.contact-points li {
  background: var(--paper); border: 1px solid var(--line);
  border-radius: 16px; padding: .95rem 1rem; display: grid; gap: .15rem;
}
.contact-points a { color: var(--teal); font-weight: 700; }
.contact-points .wa-link { color: #128c7e; }
.btn-wa {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 1.1rem;
  min-height: 48px;
  padding: 0.75rem 1.25rem;
  border-radius: 999px;
  background: #25d366;
  color: #fff !important;
  font-weight: 700;
  font-size: 0.94rem;
  border: 1px solid #1ebe57;
  box-shadow: 0 10px 24px rgba(37, 211, 102, 0.28);
  transition: transform .2s var(--ease), background .2s ease, box-shadow .2s ease;
}
.btn-wa:hover {
  background: #1ebe57;
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.34);
}
.btn-wa:active { transform: translateY(0) scale(0.98); }
.btn-wa-icon {
  display: inline-flex;
  line-height: 0;
}
.footer-wa { margin: 0.45rem 0 0; }
.footer-wa .wa-link {
  color: #0c6f78;
  font-weight: 700;
  font-size: 0.92rem;
}
.footer-wa .wa-link:hover { color: #128c7e; }

/* 右下角悬浮 WhatsApp：仅图标，不展示号码/文案 */
.wa-float {
  position: fixed;
  z-index: 60;
  right: 1.15rem;
  bottom: 1.15rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  padding: 0;
  border-radius: 50%;
  background: #25d366;
  color: #fff !important;
  box-shadow: 0 12px 32px rgba(18, 140, 126, 0.38);
  transition: transform .2s var(--ease), box-shadow .2s ease, background .2s ease;
}
.wa-float:hover {
  background: #1ebe57;
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(18, 140, 126, 0.45);
}
.wa-float:focus-visible {
  outline: 2px solid #0b3d4a;
  outline-offset: 3px;
}
@media (max-width: 520px) {
  .wa-float {
    right: 0.9rem;
    bottom: 0.9rem;
    width: 54px;
    height: 54px;
  }
}
.quote-form {
  background: var(--paper);
  border: 1px solid rgba(228, 221, 210, 0.95);
  border-radius: 22px;
  padding: 1.45rem 1.4rem;
  box-shadow: var(--shadow);
  display: grid; gap: .9rem;
}
.field { display: grid; gap: .35rem; }
.field-row { display: grid; grid-template-columns: 1fr 1fr; gap: .85rem; }
label { font-size: .82rem; font-weight: 600; color: var(--muted); letter-spacing: 0.01em; }
input, select, textarea {
  width: 100%; border: 1px solid var(--line); border-radius: 12px;
  padding: .82rem .95rem; font: inherit; background: #fffcf8; color: var(--ink);
  transition: border-color .15s ease, box-shadow .15s ease;
}
input:hover, select:hover, textarea:hover {
  border-color: #d4cdc2;
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(12, 111, 120, 0.14);
}
.form-note { margin: 0; font-size: .82rem; color: var(--muted); line-height: 1.5; }

.site-footer {
  margin-top: 0.5rem;
  border-top: 1px solid var(--line);
  background: #ebe4d8;
  padding: 2rem 0 2.4rem;
}
.footer-inner {
  display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; align-items: end;
}
.footer-inner p { margin: .25rem 0 0; color: var(--muted); font-size: .9rem; }
.copy { font-size: .85rem !important; }

@media (max-width: 960px) {
  .product-grid, .process-grid, .stats, .market-grid, .contact-grid, .meta-grid, .field-row,
  .split, .split.reverse, .film, .gallery { grid-template-columns: 1fr; }
  .split.reverse .split-copy, .split.reverse .split-media { order: unset; }
  .gallery { grid-template-rows: auto; }
  .gallery figure:first-child { grid-row: auto; min-height: 220px; }
  .gallery figure { min-height: 180px; }
  .nav {
    display: none; position: absolute; right: 1rem; top: 76px;
    background: var(--paper); border: 1px solid var(--line); border-radius: 16px;
    padding: 1rem; flex-direction: column; align-items: stretch; min-width: 240px;
    box-shadow: var(--shadow);
    gap: 0.85rem;
  }
  .nav.open { display: flex; }
  .nav-toggle { display: inline-grid; place-items: center; }
  .stats { margin-top: 1.2rem; grid-template-columns: 1fr 1fr; }
  .lang-dropdown {
    width: 100%;
    order: 1;
  }
  .lang-trigger { width: 100%; justify-content: center; }
  .lang-menu {
    left: 0;
    right: 0;
    min-width: 0;
  }
  .nav-cta { order: 2; width: 100%; }
}
/* quote-btn-contrast v3 coral nav-cta */

/* 切换语言时内容轻微过渡 */
body.lang-switching main {
  opacity: 0.72;
  transition: opacity 0.18s ease;
}
main {
  transition: opacity 0.22s ease;
}