/* =========================================================
   YIXIN ALLOY — Nickel Welding Wire (Multi-page B2B Site)
   Premium Industrial palette
   Ink Navy #0D1B2E · Deep Sapphire #1B4FD8 · Gold #C9963A · White
   Typography: Inter
   ========================================================= */

:root {
  --navy: #0D1B2E;
  --navy-700: #162540;
  --navy-600: #243855;
  --gray: #5A6D85;
  --gray-400: #8FA0B4;
  --gray-300: #C4D0DC;
  --gray-200: #DDE6EF;
  --gray-100: #EEF3F8;
  --gray-50: #F6F9FB;
  /* Premium sapphire accent system */
  --orange: #1B4FD8;
  --orange-dark: #1540AF;
  --orange-light: #E6EDFC;
  --accent: #1B4FD8;
  --accent-dark: #1540AF;
  --accent-soft: #E6EDFC;
  --teal: #0C6E8A;
  --gold: #C9963A;
  --gold-soft: #FDF3E3;
  --white: #FFFFFF;
  --text: #0D1B2E;
  --text-muted: #4A5F75;
  --radius: 10px;
  --radius-lg: 14px;
  --radius-xl: 20px;
  --shadow-sm: 0 2px 8px rgba(15, 23, 42, .06);
  --shadow-md: 0 12px 30px rgba(15, 23, 42, .10);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, .18);
  --container: 1200px;
  --ease: cubic-bezier(.16, 1, .3, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html {
  scroll-behavior: smooth; scroll-padding-top: 120px;
  /* Reserve space for the scrollbar so centred content never shifts
     sideways ("jerks") when navigating between short and tall pages. */
  scrollbar-gutter: stable;
  overflow-y: scroll;
}
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
h1, h2, h3, h4 { line-height: 1.2; letter-spacing: -.4px; }

.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: 24px; }
.text-center { text-align: center; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 600; font-size: .95rem; line-height: 1;
  padding: 14px 26px; border-radius: var(--radius); border: 2px solid transparent;
  cursor: pointer; transition: transform .25s var(--ease), box-shadow .25s var(--ease), background .25s, color .25s;
  white-space: nowrap;
}
.btn--accent { background: var(--orange); color: #fff; box-shadow: 0 8px 20px rgba(30, 102, 208, .32); }
.btn--accent:hover { background: var(--orange-dark); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(30, 102, 208, .42); }
.btn--navy { background: var(--navy); color: #fff; }
.btn--navy:hover { background: var(--navy-700); transform: translateY(-2px); }
.btn--gray { background: var(--gray); color: #fff; }
.btn--gray:hover { background: var(--navy-600); transform: translateY(-2px); }
.btn--ghost { background: transparent; border-color: var(--gray-300); color: var(--navy); }
.btn--ghost:hover { border-color: var(--orange); color: var(--orange); }
.btn--outline-light { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.3); color: #fff; }
.btn--outline-light:hover { background: rgba(255,255,255,.16); transform: translateY(-2px); }
.btn--lg { padding: 16px 32px; font-size: 1rem; }
.btn--sm { padding: 10px 18px; font-size: .85rem; }
.btn--block { width: 100%; }

/* ---------- Top bar ---------- */
.topbar { background: var(--navy); color: var(--gray-300); font-size: .8rem; }
.topbar__inner { display: flex; flex-wrap: wrap; gap: 18px; padding-block: 9px; align-items: center; }
.topbar__item--right { margin-left: auto; color: #fff; }

/* ---------- Language switcher ---------- */
.lang-switch {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  margin-left: auto;
}
.lang-opt {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 4px 9px; border: 1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06); color: var(--gray-300);
  border-radius: 50px; cursor: pointer; font-size: .76rem; font-weight: 600;
  line-height: 1; transition: background .25s, color .25s, border-color .25s;
}
.lang-opt:hover { background: rgba(255,255,255,.14); color: #fff; }
.lang-opt--active { background: var(--accent); border-color: var(--accent); color: #fff; }
.lang-opt__flag {
  width: 18px; height: 13px; object-fit: cover; border-radius: 2px;
  display: block; box-shadow: 0 0 0 1px rgba(0,0,0,.08);
}
.lang-opt__txt { white-space: nowrap; }

/* Smooth language switch (no reload) */
#site-header, #site-footer, [data-i18n], [data-i18n-html] { transition: opacity .18s ease; }
.lang-switching #site-header,
.lang-switching #site-footer,
.lang-switching [data-i18n],
.lang-switching [data-i18n-html] { opacity: .35; }

/* Reserve the header height before JS injects it, so the page
   never jumps down ("jerks") while the chrome is mounting. */
#site-header { min-height: 75px; }

/* ---------- Header / Nav ---------- */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255, 255, 255, .94);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gray-100);
  transition: box-shadow .3s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }
.header__inner { display: flex; align-items: center; justify-content: space-between; height: 74px; }

.brand { display: flex; align-items: center; gap: 12px; }
.brand__mark {
  width: 44px; height: 44px; border-radius: 10px;
  background: linear-gradient(135deg, var(--navy), var(--accent));
  color: #fff; font-weight: 800; letter-spacing: .5px;
  display: grid; place-items: center; font-size: 1.05rem;
  box-shadow: 0 6px 14px rgba(37, 99, 235, .35);
}
.brand__logo {
  height: 44px; width: auto; max-width: 120px;
  object-fit: contain; display: block;
}
.brand__logo--light { filter: brightness(0) invert(1); }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; }
.brand__text strong { font-size: 1.05rem; letter-spacing: .5px; color: var(--navy); }
.brand__text small { font-size: .72rem; color: var(--gray); }
.brand--light .brand__text strong { color: #fff; }
.brand--light .brand__text small { color: var(--gray-300); }

.nav { display: flex; align-items: center; gap: 0; margin-left: auto; }
.nav__links { display: flex; align-items: center; gap: 22px; }
.nav a { font-size: .9rem; font-weight: 500; color: var(--navy-700); transition: color .2s; position: relative; white-space: nowrap; }
.nav a:not(.btn):hover { color: var(--orange); }
.nav a.active:not(.btn) { color: var(--orange); font-weight: 600; }
.nav a.active:not(.btn)::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -27px; height: 3px;
  background: var(--orange); border-radius: 3px 3px 0 0;
}
.nav__cta { color: #fff !important; margin-left: 26px; position: relative; }
.nav__cta {
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.nav__cta-icon {
  width: 14px;
  height: 14px;
  display: inline-flex;
  color: #fff;
}
.nav__cta-icon svg { width: 100%; height: 100%; }
.nav__cta::before {
  content: ''; position: absolute; left: -13px; top: 50%; transform: translateY(-50%);
  width: 1px; height: 24px; background: var(--gray-200);
}

.nav-toggle { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 6px; }
.nav-toggle span { width: 26px; height: 2.5px; background: var(--navy); border-radius: 2px; transition: .3s; }

/* ---------- Hero (video) ---------- */
.hero { position: relative; color: #fff; overflow: hidden; min-height: 88vh; display: flex; align-items: center; }
.hero__video { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 0; }
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(110deg, rgba(15,23,42,.95) 0%, rgba(15,23,42,.82) 45%, rgba(15,23,42,.55) 100%);
}
.hero__inner { position: relative; z-index: 2; padding-block: 96px; width: 100%; }
.hero__content { max-width: 720px; }
.hero__eyebrow {
  display: inline-block; font-size: .8rem; font-weight: 600; letter-spacing: 1.5px; text-transform: uppercase;
  color: var(--orange); background: rgba(37, 99, 235, .12); border: 1px solid rgba(37, 99, 235, .35);
  padding: 7px 14px; border-radius: 50px; margin-bottom: 22px;
}
.hero h1 { font-size: clamp(2.1rem, 4.8vw, 3.6rem); font-weight: 800; line-height: 1.08; }
.hero p { font-size: 1.14rem; color: var(--gray-300); margin-top: 20px; max-width: 620px; }
.hero__actions { display: flex; gap: 16px; margin-top: 34px; flex-wrap: wrap; }
.hero__badges { display: flex; gap: 40px; margin-top: 52px; flex-wrap: wrap; }
.hero__badges li { display: flex; flex-direction: column; }
.hero__badges strong { font-size: 1.7rem; font-weight: 800; color: #fff; }
.hero__badges span { font-size: .85rem; color: var(--gray-300); }
.hero__mute {
  position: absolute; right: 22px; bottom: 22px; z-index: 3;
  width: 42px; height: 42px; border-radius: 50%; border: 1px solid rgba(255,255,255,.3);
  background: rgba(15,23,42,.5); color: #fff; cursor: pointer; font-size: 1rem; display: grid; place-items: center;
  transition: background .2s;
}
.hero__mute:hover { background: var(--orange); border-color: var(--orange); }

/* ---------- Page banner (inner pages) ---------- */
.page-banner { position: relative; color: #fff; padding-block: 80px; overflow: hidden; }
.page-banner::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(15,23,42,.92), rgba(30,41,59,.82)),
              url('../assets/img/nickel-alloy-factory.webp') center/cover no-repeat;
  z-index: 0;
}
.page-banner__inner { position: relative; z-index: 1; }
.page-banner h1 { font-size: clamp(1.9rem, 3.6vw, 2.8rem); font-weight: 800; }
.page-banner p { color: var(--gray-300); margin-top: 12px; max-width: 640px; }
.breadcrumb { display: flex; gap: 8px; font-size: .85rem; color: var(--gray-300); margin-bottom: 18px; }
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb span { color: var(--orange); }

/* ---------- Trust strip ---------- */
.trust { background: var(--navy-700); }
.trust__inner { display: flex; align-items: center; gap: 28px; flex-wrap: wrap; padding-block: 18px; }
.trust__inner > span { color: var(--gray-300); font-size: .85rem; font-weight: 500; }
.trust__logos { display: flex; gap: 26px; flex-wrap: wrap; }
.trust__logos span { color: #fff; font-weight: 700; letter-spacing: 1px; font-size: .95rem; opacity: .82; }

/* ---------- Sections ---------- */
.section { padding-block: 88px; }
.section--alt { background: var(--gray-100); }
.section--dark { background: var(--navy); color: #fff; }
.section--tint { background: linear-gradient(180deg, var(--accent-soft), #fff); }
.section--why {
  background:
    radial-gradient(1100px 360px at 85% 0%, var(--accent-soft), transparent 70%),
    var(--white);
}
.section__head { max-width: 720px; margin: 0 auto 54px; text-align: center; }
.section__head--left { margin-inline: 0; max-width: none; text-align: left; }
.section__head--sm { margin-bottom: 32px; }
.section__head--sm h2 { font-size: clamp(1.45rem, 2.4vw, 1.7rem); }
.section__head--light h2 { color: #fff; }
.section__eyebrow {
  display: inline-block; font-size: .78rem; font-weight: 700; letter-spacing: 1.8px;
  text-transform: uppercase; color: var(--orange); margin-bottom: 14px;
}
.section__head h2 { font-size: clamp(1.8rem, 3.2vw, 2.5rem); font-weight: 800; color: var(--navy); }
.section--dark .section__head h2 { color: #fff; }
.section__head p { margin-top: 16px; color: var(--text-muted); font-size: 1.05rem; }

/* ---------- Grid ---------- */
.grid { display: grid; gap: 26px; }
.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }
.grid--5 { grid-template-columns: repeat(5, 1fr); }

/* ---------- Company Snapshot / stat cards ---------- */
.snapshot { background: var(--navy); }
.snapshot .grid { gap: 0; }
.stat-card {
  position: relative; padding: 40px 28px;
  display: flex; align-items: center; gap: 18px;
  border-right: 1px solid rgba(255,255,255,.08);
}
.stat-card:last-child { border-right: none; }
.stat-card__icon {
  flex: 0 0 auto; width: 52px; height: 52px; border-radius: 12px;
  display: grid; place-items: center; color: var(--accent);
  background: rgba(30,102,208,.12);
  border: 1px solid rgba(30,102,208,.28);
}
.stat-card__icon svg { width: 26px; height: 26px; }
.stat-card__body { display: flex; flex-direction: column; align-items: flex-start; }
.stat-card strong {
  font-size: 2.2rem; font-weight: 800; line-height: 1; color: #fff; letter-spacing: -1px;
}
.stat-card span {
  color: var(--gray-300); font-size: .85rem; margin-top: 7px; font-weight: 500; line-height: 1.3;
}

/* ---------- Cards ---------- */
.card {
  background: #fff; border: 1px solid var(--gray-100); border-radius: var(--radius-lg);
  padding: 22px; box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s var(--ease), border-color .35s;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--gray-300); }

/* Category / product cards */
.product-card { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
.product-card__media { height: 200px; overflow: hidden; background: var(--gray-100); }
.product-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.product-card:hover .product-card__media img { transform: scale(1.07); }
.product-card__body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.product-card h3 { font-size: 1.2rem; color: var(--navy); margin-bottom: 8px; }
.product-card p { font-size: .92rem; color: var(--text-muted); flex: 1; }
.product-card__foot { display: flex; align-items: center; justify-content: space-between; margin-top: 16px; }
.form-spec-list { list-style: none; padding: 0; margin: 10px 0 0; }
.form-spec-list li { font-size: .85rem; color: var(--clr-text-muted, #666); padding: 3px 0 3px 18px; position: relative; }
.form-spec-list li::before { content: "✓"; position: absolute; left: 0; color: var(--clr-accent, #c8972b); font-size: .8rem; }
.tag { font-size: .74rem; font-weight: 600; letter-spacing: .4px; color: var(--orange); background: var(--orange-light); padding: 6px 12px; border-radius: 50px; }

/* Accent-topped category cards (home product range) */
.product-card--accent { position: relative; }
.product-card--accent::before {
  content: ""; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-dark));
  opacity: 0; transition: opacity .3s; z-index: 2;
}
.product-card--accent:hover::before { opacity: 1; }
.product-card--accent:hover h3 { color: var(--accent); }

/* Clean image-free grade cards */
.grade-card { display: flex; flex-direction: column; padding: 24px; }
.grade-card__top { display: flex; align-items: flex-start; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.grade-card__top h3 { font-size: 1.18rem; font-weight: 800; color: var(--navy); line-height: 1.25; }
.grade-card__top .tag { flex: none; }
.grade-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; flex: 1; }
.grade-card__foot {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 18px; padding-top: 16px; border-top: 1px solid var(--gray-100);
}
.grade-card__aws { font-size: .8rem; font-weight: 700; color: var(--gray); }
.grade-card:hover h3 { color: var(--accent); }
.link-arrow { font-weight: 600; font-size: .88rem; color: var(--navy); transition: color .2s, gap .2s; display: inline-flex; align-items: center; gap: 6px; }
.link-arrow:hover { color: var(--orange); gap: 10px; }

/* Icon feature cards */
.feature { text-align: center; padding: 32px 22px; }
.feature__icon {
  width: 64px; height: 64px; border-radius: 16px; margin: 0 auto 18px;
  background: var(--orange-light); color: var(--orange); display: grid; place-items: center; font-size: 1.7rem;
}
.feature h3 { font-size: 1.15rem; color: var(--navy); margin-bottom: 8px; }
.feature p { font-size: .92rem; color: var(--text-muted); }

/* Professional left-aligned feature rows (Why Choose Us) */
.feature--row {
  text-align: left; padding: 0; display: flex; align-items: flex-start; gap: 14px;
}
.feature--row .feature__icon {
  flex: none; width: 44px; height: 44px; border-radius: 11px; margin: 2px 0 0;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent-soft); transition: background .25s, color .25s;
}
.feature--row .feature__icon svg { width: 22px; height: 22px; }
.feature--row:hover .feature__icon { background: var(--accent); color: #fff; }
.feature--row h3 { font-size: 1.02rem; margin-bottom: 4px; }
.feature--row p { font-size: .88rem; line-height: 1.55; }

/* Mission / Vision / Values cards */
.feature--mvv .feature__icon {
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent-soft); transition: background .3s, color .3s;
}
.feature--mvv .feature__icon svg { width: 30px; height: 30px; }
.feature--mvv:hover .feature__icon { background: var(--accent); color: #fff; }

/* Quality-control cards on dark sections */
.feature--qc {
  background: var(--navy-700); border: 1px solid rgba(255, 255, 255, .08);
  text-align: center; transition: transform .3s, box-shadow .3s, border-color .3s;
}
.feature--qc .feature__icon {
  background: rgba(30, 102, 208, .16); color: var(--accent);
  border: 1px solid rgba(30, 102, 208, .35); transition: background .3s, color .3s;
}
.feature--qc .feature__icon svg { width: 26px; height: 26px; }
.feature--qc h3 { color: #fff; }
.feature--qc p { color: var(--gray-300); }
.feature--qc:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: rgba(30, 102, 208, .5);
}
.feature--qc:hover .feature__icon { background: var(--accent); color: #fff; }

/* ---------- Lab / testing equipment cards ---------- */
.equip-grid {
  display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 280px), 1fr));
}
.equip-card {
  position: relative; background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 26px 24px; box-shadow: var(--shadow-sm);
  overflow: hidden; transition: transform .3s, box-shadow .3s, border-color .3s;
}
.equip-card::before {
  content: ""; position: absolute; top: 0; left: 0; width: 100%; height: 3px;
  background: linear-gradient(90deg, var(--accent), var(--accent-soft));
  transform: scaleX(0); transform-origin: left; transition: transform .35s ease;
}
.equip-card:hover {
  transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--accent-soft);
}
.equip-card:hover::before { transform: scaleX(1); }
.equip-card__icon {
  width: 52px; height: 52px; border-radius: 13px; margin-bottom: 16px;
  display: grid; place-items: center;
  background: var(--accent-soft); color: var(--accent);
  border: 1px solid var(--accent-soft); transition: background .3s, color .3s;
}
.equip-card__icon svg { width: 26px; height: 26px; }
.equip-card:hover .equip-card__icon { background: var(--accent); color: #fff; }
.equip-card h3 { font-size: 1.06rem; font-weight: 700; color: var(--navy); margin-bottom: 7px; line-height: 1.3; }
.equip-card p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }

/* ---------- Company history timeline (premium) ---------- */
.timeline { max-width: 760px; margin: 0 auto; }
.timeline__item {
  display: grid; grid-template-columns: 72px 32px 1fr; align-items: stretch;
}
.timeline__year {
  font-size: 1.05rem; font-weight: 800; color: var(--accent);
  text-align: right; padding-top: 22px; line-height: 1.2; white-space: nowrap;
}
.timeline__rail { position: relative; display: flex; justify-content: center; }
.timeline__rail::before {
  content: ""; position: absolute; top: 0; bottom: 0;
  width: 2px; background: var(--gray-200);
}
.timeline__item:first-child .timeline__rail::before { top: 26px; }
.timeline__item:last-child .timeline__rail::before { bottom: calc(100% - 26px); }
.timeline__rail::after {
  content: ""; position: absolute; top: 20px;
  width: 15px; height: 15px; border-radius: 50%;
  background: #fff; border: 3px solid var(--accent);
  box-shadow: 0 0 0 4px var(--accent-soft);
  transition: transform .3s, background .3s;
}
.timeline__text {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  padding: 16px 22px; box-shadow: var(--shadow-sm); margin: 8px 0 8px 12px;
  transition: transform .3s, box-shadow .3s, border-color .3s;
}
.timeline__item:hover .timeline__text {
  transform: translateY(-3px); box-shadow: var(--shadow-md); border-color: var(--accent);
}
.timeline__item:hover .timeline__rail::after { background: var(--accent); transform: scale(1.15); }
.timeline__text h3 { font-size: 1.05rem; font-weight: 700; color: var(--navy); margin-bottom: 5px; }
.timeline__text p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; }
@media (max-width: 560px) {
  .timeline__item { grid-template-columns: 32px 1fr; }
  .timeline__year { display: none; }
  .timeline__text h3::after {
    content: " · " attr(data-year); color: var(--accent); font-weight: 800;
  }
}

/* ---------- Industries cards ---------- */
.industry-card { position: relative; height: 280px; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); }
.industry-card img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease); }
.industry-card:hover img { transform: scale(1.08); }
.industry-card__overlay {
  position: absolute; inset: 0; padding: 22px; display: flex; flex-direction: column; justify-content: flex-end;
  background: linear-gradient(to top, rgba(15,23,42,.9) 0%, rgba(15,23,42,.2) 60%, transparent 100%); color: #fff;
}
.industry-card__overlay h3 { font-size: 1.25rem; }
.industry-card__overlay p { font-size: .88rem; color: var(--gray-300); margin-top: 6px; }

/* ---------- Checklist ---------- */
.checklist { display: grid; gap: 12px; }
.checklist--2 { grid-template-columns: 1fr 1fr; gap: 12px 24px; }
.checklist li { position: relative; padding-left: 30px; font-weight: 500; color: var(--navy-700); }
.checklist li::before {
  content: '✓'; position: absolute; left: 0; top: 0; width: 20px; height: 20px;
  background: var(--orange); color: #fff; border-radius: 50%; display: grid; place-items: center;
  font-size: .72rem; font-weight: 700;
}
.checklist--light li { color: var(--gray-300); }

/* ---------- Split (image + text) ---------- */
.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: center; }
.split--rev { grid-template-columns: 1.1fr 1fr; }
.split__media { position: relative; border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.split__media img { width: 100%; height: 460px; object-fit: cover; }

/* ---------- Auto-generated alloy composition visual ---------- */
.comp-media { box-shadow: none; overflow: visible; border-radius: 0; }
.comp-card {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md); padding: 28px;
}
.comp-card__head { display: flex; align-items: center; gap: 16px; margin-bottom: 22px; }
.comp-card__symbol {
  flex: none; width: 58px; height: 58px; border-radius: 14px; color: #fff;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem; font-weight: 800; letter-spacing: .02em;
  box-shadow: inset 0 -3px 8px rgba(0,0,0,.18);
}
.comp-card__title strong { display: block; font-size: 1.15rem; font-weight: 800; color: var(--navy); }
.comp-card__title span { font-size: .82rem; color: var(--gray); }
.comp-bar {
  display: flex; width: 100%; height: 26px; border-radius: 50px; overflow: hidden;
  background: var(--gray-100); box-shadow: inset 0 0 0 1px var(--gray-200); margin-bottom: 22px;
}
.comp-bar__seg { height: 100%; transition: filter .2s; }
.comp-bar__seg:first-child { border-radius: 50px 0 0 50px; }
.comp-bar__seg:last-child { border-radius: 0 50px 50px 0; }
.comp-bar__seg:hover { filter: brightness(1.08); }
.comp-legend { display: grid; grid-template-columns: 1fr 1fr; gap: 10px 22px; }
.comp-legend li { display: flex; align-items: center; gap: 9px; font-size: .88rem; }
.comp-legend__dot { flex: none; width: 12px; height: 12px; border-radius: 4px; }
.comp-legend__name { color: var(--text-muted); flex: 1; }
.comp-legend__val { font-weight: 700; color: var(--navy); }
.comp-card__note { margin-top: 18px; font-size: .76rem; color: var(--gray); font-style: italic; }
@media (max-width: 560px) { .comp-legend { grid-template-columns: 1fr; } }

/* ---------- Premium product page ---------- */
.product-banner { padding-block: 70px 86px; }
.product-banner__family {
  display: inline-block; font-size: .76rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase;
  color: #fff; background: var(--accent); padding: 6px 14px; border-radius: 50px; margin-bottom: 16px;
}
.product-banner h1 { line-height: 1.1; }
.product-banner__meta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 26px; }
.product-banner__badge {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .92rem; font-weight: 700; color: #fff;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  backdrop-filter: blur(6px); padding: 9px 16px; border-radius: 12px;
}
.product-banner__badge small {
  font-size: .64rem; font-weight: 700; letter-spacing: .1em; text-transform: uppercase;
  color: var(--gray-300); background: rgba(255,255,255,.1); padding: 3px 7px; border-radius: 6px;
}

/* Key facts strip overlapping the banner */
.prod-facts { margin-top: -46px; position: relative; z-index: 2; }
.prod-facts__grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px;
  background: var(--gray-200); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg);
}
.prod-fact { background: #fff; padding: 26px 24px; text-align: center; }
.prod-fact__value { display: block; font-size: 1.5rem; font-weight: 800; color: var(--navy); line-height: 1.1; }
.prod-fact__label {
  display: block; margin-top: 8px; font-size: .74rem; font-weight: 700; letter-spacing: .06em;
  text-transform: uppercase; color: var(--gray);
}
@media (max-width: 760px) {
  .prod-facts__grid { grid-template-columns: 1fr 1fr; }
  .prod-fact__value { font-size: 1.3rem; }
}

/* Varied background panels on the product page */
.prod-panel {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  padding: 30px clamp(22px, 3vw, 34px); box-shadow: var(--shadow-sm); height: 100%;
}
.prod-panel--tint {
  background: linear-gradient(160deg, var(--accent-soft), #fff 70%);
  border-color: var(--accent-soft);
}
.prod-panel--dark {
  background: linear-gradient(160deg, var(--navy), var(--navy-700));
  border-color: var(--navy-700); box-shadow: var(--shadow-lg);
}
.prod-panel--dark .section__eyebrow { color: var(--accent); }
.prod-panel--dark h2 { color: #fff; }
.prod-panel--dark .section__head p { color: var(--gray-300); }
.prod-panel--dark .table-wrap { border-radius: var(--radius); overflow: hidden; }
.prod-panel .data-table { min-width: 0; }
/* Mechanical table sits flush inside the panel: single clean border, balanced columns */
.prod-panel .table-wrap { box-shadow: none; border: 1px solid var(--gray-200); border-radius: var(--radius); overflow: hidden; }
.prod-panel .data-table { border: none; }
.prod-panel .data-table th, .prod-panel .data-table td { width: 50%; }
.prod-panel .data-table tr:last-child td { border-bottom: none; }
.split__stat {
  position: absolute; left: 22px; bottom: 22px; background: var(--orange); color: #fff;
  padding: 16px 22px; border-radius: var(--radius); box-shadow: var(--shadow-md);
}
.split__stat strong { display: block; font-size: 1.5rem; font-weight: 800; }
.split__stat span { font-size: .82rem; opacity: .92; }
/* Certificate seal badge overlaid on an application image */
.split__cert {
  position: absolute; left: 18px; bottom: 18px; right: 18px;
  display: flex; align-items: center; gap: 14px;
  background: rgba(255, 255, 255, .96); -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  padding: 13px 18px; border-radius: 14px; box-shadow: var(--shadow-md);
  border: 1px solid rgba(255, 255, 255, .7);
}
.split__cert .split__cert-seal {
  width: 46px; height: 46px; flex-shrink: 0; border-radius: 50%; display: grid; place-items: center;
  color: #fff; font-size: 1.2rem; background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 6px 16px rgba(30, 102, 208, .35); position: relative;
}
.split__cert .split__cert-seal::after {
  content: ''; position: absolute; inset: -4px; border-radius: 50%; border: 2px dashed rgba(30, 102, 208, .35);
}
.split__cert-text strong { display: block; font-size: .95rem; color: var(--navy); font-weight: 800; line-height: 1.2; }
.split__cert-text span { font-size: .76rem; color: var(--gray); }
.split__cert-text em { font-style: normal; color: var(--accent); font-weight: 700; }
.split__content h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); color: var(--navy); font-weight: 800; margin: 12px 0 14px; }
.split__content > p { color: var(--text-muted); margin-bottom: 22px; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); }
.data-table { width: 100%; border-collapse: collapse; min-width: 560px; background: #fff; }
.data-table th, .data-table td { padding: 14px 18px; text-align: left; font-size: .92rem; border-bottom: 1px solid var(--gray-200); }
.data-table thead th { background: var(--navy); color: #fff; font-weight: 600; white-space: nowrap; }
.data-table tbody tr:nth-child(even) { background: var(--gray-50); }
.data-table tbody tr:hover { background: var(--orange-light); }
.data-table tbody td:first-child { font-weight: 600; color: var(--navy); }

.spec-table { width: 100%; border-collapse: collapse; background: var(--navy-700); border-radius: var(--radius-lg); overflow: hidden; }
.spec-table tr { border-bottom: 1px solid rgba(255,255,255,.08); }
.spec-table tr:last-child { border-bottom: none; }
.spec-table th, .spec-table td { text-align: left; padding: 16px 20px; font-size: .95rem; }
.spec-table th { color: var(--gray-300); font-weight: 600; width: 42%; }
.spec-table td { color: #fff; font-weight: 500; }

/* ---------- Certifications ---------- */
.cert-badges { display: flex; flex-wrap: wrap; gap: 16px; justify-content: center; }
.cert-badge {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  padding: 18px 26px; min-width: 130px; text-align: center; box-shadow: var(--shadow-sm);
  transition: transform .3s var(--ease), box-shadow .3s, border-color .3s;
}
.cert-badge:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--orange); }
.cert-badge strong { display: block; font-size: 1.3rem; color: var(--navy); font-weight: 800; }
.cert-badge span { font-size: .78rem; color: var(--gray); }

/* ---------- Certificate cards (proper certificate look) ---------- */
.cert-cards {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px; align-items: stretch;
}
.cert-card {
  position: relative; background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 32px 22px 26px; text-align: center;
  box-shadow: var(--shadow-sm); overflow: hidden;
  display: flex; flex-direction: column; align-items: center; height: 100%;
  transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.cert-card::before {
  content: ''; position: absolute; inset: 0;
  border: 2px solid transparent; border-radius: inherit;
  background: linear-gradient(135deg, var(--accent), var(--teal)) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor; mask-composite: exclude; opacity: 0; transition: opacity .35s;
}
.cert-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.cert-card:hover::before { opacity: 1; }
.cert-card__seal {
  width: 64px; height: 64px; margin: 0 auto 18px; border-radius: 50%;
  display: grid; place-items: center; font-size: 1.6rem; color: #fff; flex-shrink: 0;
  background: linear-gradient(135deg, var(--accent), var(--accent-dark));
  box-shadow: 0 8px 20px rgba(30,102,208,.30);
  position: relative;
}
.cert-card__seal::after {
  content: ''; position: absolute; inset: -6px; border-radius: 50%;
  border: 2px dashed rgba(30,102,208,.35);
}
.cert-card__ribbon {
  position: absolute; top: 16px; right: -38px; transform: rotate(45deg);
  background: var(--gold); color: #fff; font-size: .6rem; font-weight: 700;
  letter-spacing: .6px; padding: 5px 44px; text-transform: uppercase;
  box-shadow: 0 2px 6px rgba(15,23,42,.18);
}
.cert-card h3 { font-size: 1.1rem; color: var(--navy); margin-bottom: 4px; line-height: 1.25; }
.cert-card .cert-card__code { display: block; font-size: .8rem; font-weight: 700; color: var(--accent); letter-spacing: .4px; margin-bottom: 12px; }
.cert-card p { font-size: .85rem; color: var(--text-muted); line-height: 1.55; }

/* ---------- Certifications section premium intro ---------- */
.cert-section-head {
  display: flex;
  align-items: stretch;
  gap: 0;
  margin-bottom: 48px;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow-sm);
}
.cert-section-head__text {
  flex: 1;
  padding: 32px 36px;
  border-right: 1px solid var(--gray-200);
}
.cert-section-head__text h2 {
  margin: 6px 0 10px;
  font-size: 1.55rem;
}
.cert-section-head__text p {
  color: var(--text-muted);
  font-size: .92rem;
  line-height: 1.65;
  margin: 0;
  max-width: 480px;
}
.cert-section-head__stats {
  display: flex;
  align-items: center;
  background: var(--navy);
  padding: 0 8px;
  flex-shrink: 0;
}
.cert-section-head__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 28px 28px;
  gap: 4px;
}
.cert-section-head__num {
  font-size: 1.9rem;
  font-weight: 800;
  color: #fff;
  line-height: 1;
  letter-spacing: -1.5px;
}
.cert-section-head__label {
  font-size: .6rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: .8px;
  color: rgba(255,255,255,.55);
  text-align: center;
  white-space: nowrap;
}
.cert-section-head__divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.15);
  flex-shrink: 0;
}
@media (max-width: 900px) {
  .cert-section-head { flex-direction: column; }
  .cert-section-head__text { border-right: none; border-bottom: 1px solid var(--gray-200); }
  .cert-section-head__stats { padding: 16px 0; justify-content: center; }
  .cert-section-head__stat { padding: 12px 20px; }
  .cert-section-head__divider { width: 40px; height: 1px; }
}
.cert-intro__banner {
  display: flex;
  align-items: center;
  gap: 18px;
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.cert-intro__icon {
  width: 36px;
  height: 36px;
  color: var(--gold);
  flex-shrink: 0;
}
.cert-intro__banner-text {
  flex: 1;
  font-size: .88rem;
  color: rgba(255,255,255,.85);
  line-height: 1.6;
  min-width: 220px;
}
.cert-intro__banner-text strong {
  color: #fff;
  font-weight: 700;
}
.cert-intro__standards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  flex-shrink: 0;
}
.cert-intro__standards span {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .6px;
  text-transform: uppercase;
  color: var(--navy);
  background: rgba(255,255,255,.92);
  border-radius: 4px;
  padding: 4px 9px;
}
@media (max-width: 768px) {
  .cert-intro { flex-direction: column; align-items: flex-start; }
  .cert-intro__stats { gap: 16px; }
  .cert-intro__banner { flex-direction: column; align-items: flex-start; }
}

/* ---------- Certificate group (sub-heading dividers inside honors section) ---------- */
/* ---------- Certifications Group (.cg) ---------- */
.cg {
  padding: 48px 0;
  border-bottom: 1px solid var(--gray-200);
}
.cg:first-of-type { padding-top: 0; }
.cg:last-of-type { border-bottom: none; padding-bottom: 0; }
.cg--last { border-bottom: none; padding-bottom: 0; }

/* Label row */
.cg__label {
  display: flex;
  align-items: center;
  gap: 0;
  margin-bottom: 24px;
  flex-direction: column;
  align-items: flex-start;
}
.cg__label-tag {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -.2px;
  line-height: 1.3;
}
.cg__label-sub {
  font-size: .78rem;
  color: var(--accent);
  font-weight: 600;
  margin-top: 4px;
  letter-spacing: .3px;
}

/* Side-by-side row: info card left, cert cards right */
.cg__row {
  display: grid;
  grid-template-columns: 1fr 480px;
  gap: 28px;
  align-items: stretch;
}

/* Info card (image + desc) */
.cg__side {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(13,27,46,.06);
}
.cg__img {
  width: 100%;
  overflow: hidden;
  flex: 8;
  min-height: 300px;
  max-height: 300px;
}
.cg__img img {
  width: 100%; height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s var(--ease);
}
.cg__side:hover .cg__img img { transform: scale(1.03); }

/* Description inside info card */
.cg__desc {
  font-size: .78rem;
  color: var(--text-muted);
  line-height: 1.5;
  margin: 0;
  padding: 8px 16px 10px;
  border-top: 1px solid var(--gray-200);
  flex-shrink: 0;
  text-align: left;
  letter-spacing: 0.01em;
}

/* Certificate cards — always horizontal row, equal height */
.cg__cards {
  display: flex;
  flex-direction: row;
  gap: 16px;
  align-items: stretch;
  height: 100%;
}

/* Individual cert card */
.cg__card {
  display: flex;
  flex-direction: column;
  flex: 1;
  min-width: 0;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  box-shadow: 0 2px 12px rgba(13,27,46,.06);
  transition: transform .25s var(--ease), box-shadow .25s, border-color .2s;
}
.cg__card:hover {
  transform: translateY(-5px);
  box-shadow: 0 14px 36px rgba(13,27,46,.13);
  border-color: var(--accent);
}

/* Certificate image — fills card height above footer */
.cg__card-frame {
  overflow: hidden;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
  flex: 1;
  min-height: 300px;
  position: relative;
}
.cg__card-frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  transition: transform .4s var(--ease);
}
.cg__card:hover .cg__card-frame img { transform: scale(1.04); }
.cg__card-zoom {
  position: absolute;
  bottom: 10px;
  right: 10px;
  width: 30px;
  height: 30px;
  background: var(--navy);
  color: #fff;
  border-radius: 6px;
  display: grid;
  place-items: center;
  opacity: 0;
  transition: opacity .2s;
  text-decoration: none;
}
.cg__card:hover .cg__card-zoom { opacity: 1; }

/* Card footer — navy */
.cg__card-foot {
  padding: 10px 14px 12px;
  display: flex;
  flex-direction: column;
  gap: 2px;
  background: var(--navy);
  flex-shrink: 0;
}
.cg__card-foot strong {
  font-size: .78rem;
  font-weight: 700;
  color: #fff;
  line-height: 1.2;
}
.cg__card-foot > span:last-child {
  font-size: .68rem;
  color: rgba(255,255,255,.5);
  line-height: 1.3;
}
.cg__card-tag {
  display: inline-block;
  font-size: .56rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.12);
  padding: 2px 8px;
  border-radius: 3px;
  margin-bottom: 5px;
  width: fit-content;
}

/* Trust banner */
.cg-banner {
  margin-top: 48px;
  background: var(--navy);
  border-radius: var(--radius-lg);
  padding: 24px 32px;
  display: flex;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.cg-banner > svg { flex-shrink: 0; color: var(--accent); }
.cg-banner__text {
  flex: 1;
  font-size: .84rem;
  color: rgba(255,255,255,.6);
  line-height: 1.65;
  min-width: 240px;
}
.cg-banner__text strong { color: #fff; font-weight: 600; }
.cg-banner__standards {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.cg-banner__standards span {
  font-size: .62rem;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  color: rgba(255,255,255,.55);
  background: rgba(255,255,255,.07);
  border: 1px solid rgba(255,255,255,.12);
  padding: 4px 10px;
  border-radius: 4px;
}

/* Responsive */
@media (max-width: 960px) {
  .cg__row { grid-template-columns: 1fr; }
  .cg__cards { align-items: flex-start; }
  .cg__card { flex: 0 0 48%; max-width: 48%; }
}
@media (max-width: 640px) {
  .cg-banner { padding: 20px; }
  .cg__card { flex: 0 0 calc(50% - 8px); max-width: calc(50% - 8px); }
}

.cert-group__header {
  display: grid;
  grid-template-columns: auto 1fr;
  align-items: start;
  column-gap: 24px;
  padding-bottom: 24px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--gray-200);
  position: relative;
}
.cert-group__header::before {
  content: '';
  position: absolute;
  left: 0;
  bottom: -1px;
  width: 48px;
  height: 2px;
  background: var(--accent);
}
.cert-group__counter {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--navy);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: .8rem;
  font-weight: 800;
  letter-spacing: .5px;
  flex-shrink: 0;
  margin-top: 2px;
}
.cert-group__text h3 {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--navy);
  margin: 0 0 5px;
  letter-spacing: -.3px;
}
.cert-group__text p {
  font-size: .88rem;
  color: var(--text-muted);
  margin: 0;
  line-height: 1.6;
}
.cert-group__badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  font-size: .72rem;
  font-weight: 700;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(30,102,208,.15);
  border-radius: 20px;
  padding: 3px 10px;
  margin-top: 8px;
  letter-spacing: .3px;
  text-transform: uppercase;
}

/* ---------- Honor chapters (about page) ---------- */

.honor-chapter { margin-top: 56px; }
.honor-chapter:first-of-type { margin-top: 0; }

.honor-chapter__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
  padding-bottom: 16px;
  border-bottom: 2px solid var(--accent);
  position: relative;
}
.honor-chapter__head::after { display: none; }
.honor-chapter__head .honor-chapter__head-after { display: none; }
.honor-chapter__body { padding: 0; }
.honor-chapter__head-left { flex: 1; }
.honor-chapter__num { display: none; }
.honor-chapter__title {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0 0 4px;
  letter-spacing: -.01em;
}
.honor-chapter__count {
  font-size: .73rem;
  color: var(--text-muted);
  margin: 0;
  font-weight: 500;
}
.honor-chapter__badge {
  font-size: .65rem;
  font-weight: 700;
  letter-spacing: .8px;
  text-transform: uppercase;
  border-radius: 20px;
  padding: 4px 14px;
  white-space: nowrap;
  flex-shrink: 0;
  color: var(--accent);
  background: var(--accent-soft);
  border: 1px solid rgba(27,79,216,.2);
}
.honor-chapter__badge--gold {
  color: #92400e;
  background: #fef3c7;
  border-color: rgba(146,64,14,.2);
}
.honor-chapter__badge--green {
  color: #065f46;
  background: #d1fae5;
  border-color: rgba(6,95,70,.2);
}

/* Subgroup */
.honor-subgroup { margin-bottom: 32px; }
.honor-subgroup:last-child { margin-bottom: 0; }
.honor-subgroup__label {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--navy);
  opacity: .45;
  margin: 0 0 14px;
  display: block;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--gray-200);
}
.honor-subgroup__label::before { display: none; }
.honor-subgroup__label::after { display: none; }

/* Card grid */
.honor-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

/* Card */
.honor-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  box-shadow: 0 1px 6px rgba(13,27,46,.05);
  transition: box-shadow .25s var(--ease), border-color .25s, transform .25s var(--ease);
}
.honor-card:hover {
  box-shadow: 0 10px 28px rgba(13,27,46,.11);
  border-color: var(--accent);
  transform: translateY(-3px);
}
.honor-card__img {
  position: relative;
  aspect-ratio: 3/4;
  background: var(--gray-50);
  overflow: hidden;
  border-bottom: 1px solid var(--gray-100);
}
.honor-card__img img {
  width: 100%; height: 100%;
  object-fit: contain;
  padding: 16px;
  display: block;
}
.honor-card__zoom {
  position: absolute; bottom: 8px; right: 8px;
  width: 26px; height: 26px;
  background: rgba(13,27,46,.6); color: #fff;
  border-radius: 4px; display: grid; place-items: center;
  font-size: .76rem; text-decoration: none;
  opacity: 0; transition: opacity .18s;
}
.honor-card:hover .honor-card__zoom { opacity: 1; }
.honor-card__info {
  padding: 11px 12px 14px;
  flex: 1; display: flex; flex-direction: column; gap: 4px;
}
.honor-card__tag {
  display: inline-block;
  font-size: .6rem; font-weight: 700; letter-spacing: .5px;
  text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft);
  border-radius: 3px; padding: 2px 6px; align-self: flex-start;
}
.honor-card__tag--award  { color: #7c5100; background: var(--gold-soft); }
.honor-card__tag--patent { color: #065f46; background: #d1fae5; }
.honor-card__info h4 {
  font-size: .82rem; font-weight: 700; color: var(--navy);
  margin: 0; line-height: 1.4;
}
.honor-card__info p {
  font-size: .72rem; color: var(--text-muted); margin: 0; line-height: 1.55;
}

@media (max-width: 768px) {
  .honor-grid { grid-template-columns: repeat(3, 1fr); gap: 12px; }
  .honor-chapter__badge { display: none; }
}
@media (max-width: 480px) {
  .honor-grid { grid-template-columns: 1fr 1fr; gap: 10px; }
  .honor-chapter__head { padding-bottom: 12px; }
}

/* ---------- Cert group sub-sections (legacy) ---------- */
.cert-subgroup__title {
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: 1.2px;
  text-transform: uppercase;
  color: var(--accent);
  padding: 0 0 10px;
  margin: 0 0 20px;
  border-bottom: 1px dashed var(--gray-200);
}

/* ---------- About page — cert thumbnail row ---------- */
.about-certs-row {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 16px;
}
.about-cert-thumb {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  text-align: center;
}
.about-cert-thumb__img {
  width: 100%;
  aspect-ratio: 3/4;
  background: var(--gray-50);
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: box-shadow .25s, transform .25s;
}
.about-cert-thumb:hover .about-cert-thumb__img {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}
.about-cert-thumb__img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 6px;
}
.about-cert-thumb__img--more {
  background: var(--navy);
  border-color: var(--navy);
}
.about-cert-thumb__count {
  font-size: 1.5rem;
  font-weight: 800;
  color: #fff;
}
.about-cert-thumb span {
  font-size: .72rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: .2px;
}
.about-cert-thumb--more span { color: var(--accent); font-weight: 700; }

/* ---------- Certificate image gallery ---------- */
.cert-group { margin-top: 48px; }
.cert-group:first-of-type { margin-top: 0; }
.cert-group__label {
  font-size: .68rem; font-weight: 700; letter-spacing: 1.2px;
  text-transform: uppercase; color: var(--text-muted);
  margin: 0 0 10px; padding-bottom: 12px;
  border-bottom: 2px solid var(--gray-200);
  position: relative;
  display: block;
}
.cert-group__label::after {
  content: ''; position: absolute;
  left: 0; bottom: -2px; right: 0; height: 2px;
  background: var(--navy);
}
.cert-group__img {
  width: 100%;
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 20px;
  max-height: 260px;
}
.cert-group__img img {
  width: 100%;
  height: 100%;
  max-height: 260px;
  object-fit: cover;
  display: block;
}
.cert-group__desc {
  font-size: .88rem;
  color: var(--text-muted);
  line-height: 1.65;
  margin: 0;
  max-width: 780px;
}
.cert-group__info-card {
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  height: 100%;
}
.cert-group__info-img {
  width: 100%;
  flex: 1;
  min-height: 0;
  overflow: hidden;
}
.cert-group__info-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .4s var(--ease);
}
.cert-group__info-card:hover .cert-group__info-img img { transform: scale(1.04); }
.cert-group__info-card .cert-group__desc {
  padding: 16px 18px 18px;
  max-width: none;
  flex-shrink: 0;
}
.cert-group__row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: stretch;
}
.cert-group__row .cert-img-grid {
  grid-template-columns: repeat(2, 260px);
  justify-content: end;
  flex-wrap: nowrap;
}
@media (max-width: 900px) {
  .cert-group__row { grid-template-columns: 1fr; }
  .cert-group__row .cert-img-grid { grid-template-columns: repeat(2, 1fr); justify-content: start; }
}
.cert-img-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 28px;
}
.cert-img-card {
  background: #fff;
  border: 1px solid #d4dce8;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 2px 12px rgba(13,27,46,.07);
  transition: transform .3s var(--ease), box-shadow .3s, border-color .2s;
  display: flex;
  flex-direction: column;
  width: 260px;
  flex-shrink: 0;
}
.cert-img-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(27,79,216,.18);
  border-color: #1B4FD8;
}
.cert-img-card__frame {
  position: relative;
  background: #fff;
  border-bottom: 1px solid #d4dce8;
  overflow: hidden;
  aspect-ratio: 3/4;
}
.cert-img-card__frame img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  display: block;
  padding: 16px;
  transition: transform .4s var(--ease);
}
.cert-img-card:hover .cert-img-card__frame img { transform: scale(1.04); }
.cert-img-card__zoom {
  position: absolute;
  bottom: 10px;
  right: 10px;
  background: rgba(13,27,46,.7);
  color: #fff;
  width: 32px;
  height: 32px;
  border-radius: 6px;
  display: grid;
  place-items: center;
  font-size: .95rem;
  text-decoration: none;
  opacity: 0;
  transition: opacity .2s;
  backdrop-filter: blur(4px);
}
.cert-img-card__zoom--dl { background: rgba(184,134,11,.85); }
.cert-img-card:hover .cert-img-card__zoom { opacity: 1; }
.cert-img-card__info {
  padding: 14px 16px 18px;
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  text-align: left;
  gap: 5px;
  border-top: 1px solid var(--gray-200);
  background: #fff;
}
.cert-img-card__info h3 {
  font-size: .88rem;
  font-weight: 700;
  color: var(--navy);
  margin: 0;
  line-height: 1.3;
  letter-spacing: -.2px;
}
.cert-img-card__info p {
  font-size: .74rem;
  color: var(--text-muted);
  line-height: 1.55;
  margin: 0;
}
.cert-img-card__tag {
  display: inline-block;
  font-size: .57rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .9px;
  padding: 3px 9px;
  border-radius: 20px;
  background: var(--accent-soft);
  color: var(--accent);
  border: 1px solid rgba(27,79,216,.2);
  margin-bottom: 2px;
}
.cert-img-card__tag--military  { background: #f0fdf4; color: #166534; border-color: rgba(22,101,52,.2); }
.cert-img-card__tag--standard  { background: var(--accent-soft); color: var(--accent); border-color: rgba(27,79,216,.2); }
.cert-img-card__tag--aerospace { background: var(--accent-soft); color: var(--accent); border-color: rgba(27,79,216,.2); }
.cert-img-card__tag--honor     { background: #fef3c7; color: #92400e; border-color: rgba(146,64,14,.2); }
@media (max-width: 640px) {
  .cert-img-card { width: calc(50% - 14px); }
}
@media (max-width: 420px) {
  .cert-img-card { width: 100%; }
}

/* ---------- International Standards grid ---------- */
.std-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 16px;
}
.std-card {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
  transition: box-shadow .25s, transform .25s;
}
.std-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-md); }
.std-card__flag {
  font-size: 1.8rem;
  line-height: 1;
  flex-shrink: 0;
  margin-top: 2px;
}
.std-card__body {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.std-card__code {
  font-size: .95rem;
  font-weight: 800;
  color: var(--navy);
  letter-spacing: .02em;
}
.std-card__name {
  font-size: .78rem;
  font-weight: 600;
  color: var(--accent);
}
.std-card__scope {
  font-size: .78rem;
  color: var(--gray);
  line-height: 1.5;
}
@media (max-width: 600px) {
  .std-grid { grid-template-columns: 1fr; }
}

/* ---------- Certificate document download cards ---------- */
.doc-dl-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 16px;
}
.doc-dl-card {
  display: flex;
  align-items: center;
  gap: 16px;
  background: #fff;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-lg);
  padding: 18px 20px;
  text-decoration: none;
  color: inherit;
  box-shadow: var(--shadow-sm);
  transition: border-color .25s, box-shadow .25s, transform .25s;
}
.doc-dl-card:hover {
  border-color: var(--accent);
  box-shadow: 0 6px 24px rgba(30,102,208,.13);
  transform: translateY(-3px);
}
.doc-dl-card__icon {
  flex-shrink: 0;
  width: 52px; height: 52px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  display: grid; place-items: center;
  color: var(--accent);
}
.doc-dl-card__body {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}
.doc-dl-card__body strong {
  font-size: .93rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.3;
}
.doc-dl-card__body span:last-child {
  font-size: .78rem;
  color: var(--gray);
  line-height: 1.45;
}
.doc-dl-card__tag {
  display: inline-block;
  font-size: .68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .07em;
  padding: 2px 8px;
  border-radius: 999px;
  align-self: flex-start;
  background: var(--accent-soft);
  color: var(--accent);
}
.doc-dl-card__tag--mtc   { background: #E8F5E9; color: #2E7D32; }
.doc-dl-card__tag--cert  { background: #EAF1FC; color: var(--accent); }
.doc-dl-card__tag--test  { background: #FFF3E0; color: #E65100; }
.doc-dl-card__arrow {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  color: var(--accent);
}
.doc-dl-card__arrow span {
  font-size: .68rem;
  color: var(--gray);
  white-space: nowrap;
}
@media (max-width: 600px) {
  .doc-dl-grid { grid-template-columns: 1fr; }
  .doc-dl-card { padding: 14px 16px; gap: 12px; }
  .doc-dl-card__icon { width: 42px; height: 42px; }
}

/* ---------- Composition + certs side-by-side ---------- */
.chem-cert-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
  align-items: stretch;
}
.chem-cert-layout__label {
  font-size: .72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--gray);
  margin: 0 0 12px;
}
.chem-cert-layout__certs {
  display: flex;
  flex-direction: column;
  height: 100%;
}

/* Professional ISO cert panel */
.iso-cert-panel {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid #d4dce8;
  box-shadow: 0 4px 24px rgba(13,27,46,.10);
  background: #fff;
}
.iso-cert-panel__img-wrap {
  position: relative;
  height: 180px;
  overflow: hidden;
  background: #f0f4f8;
}
.iso-cert-panel__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  display: block;
}
.iso-cert-panel__zoom {
  position: absolute;
  top: 10px;
  right: 10px;
  background: rgba(255,255,255,.9);
  border: 1px solid #d4dce8;
  border-radius: 6px;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--navy, #0d1b2e);
  text-decoration: none;
  transition: background .2s;
}
.iso-cert-panel__zoom:hover { background: #fff; }
.iso-cert-panel__body {
  padding: 20px 22px 22px;
  border-top: 3px solid var(--accent, #c8972b);
  background: #fff;
}
.iso-cert-panel__badge {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  background: #d1fae5;
  color: #065f46;
  border-radius: 20px;
  padding: 3px 10px;
  margin-bottom: 10px;
}
.iso-cert-panel__title {
  font-size: 1.15rem;
  font-weight: 800;
  color: var(--navy, #0d1b2e);
  margin: 0 0 8px;
}
.iso-cert-panel__desc {
  font-size: .875rem;
  color: #4a5568;
  line-height: 1.55;
  margin: 0 0 14px;
}
.iso-cert-panel__list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.iso-cert-panel__list li {
  font-size: .8rem;
  color: #4a5568;
  padding: 4px 0 4px 20px;
  position: relative;
}
.iso-cert-panel__list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent, #c8972b);
  font-weight: 700;
}

/* cert-img-grid side panel (3-up in composition section) */
.cert-img-grid--side {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  max-width: 340px;
  margin: 0 auto;
}
.cert-img-grid--side .cert-img-card {
  width: auto;
}
.cert-img-grid--side .cert-img-card__frame {
  aspect-ratio: 3/4;
  min-height: 320px;
}
.cert-img-grid--side .cert-img-card__info h3 { font-size: 1rem; }
.cert-img-grid--side .cert-img-card__info p  { font-size: .85rem; }
.cert-img-grid--side .cert-img-card__info    { padding: 14px 16px 16px; }
.cert-panel-viewall {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--gray-200);
}
.cert-panel-viewall:hover { text-decoration: underline; }
@media (max-width: 768px) {
  .chem-cert-layout { grid-template-columns: 1fr; }
  .cert-img-grid--side { grid-template-columns: repeat(3, 1fr); }
}

/* ---------- Family cards (alloy families + grade chips) ---------- */
.family-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); gap: 26px; align-items: start; }
.family-card {
  position: relative; background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm); display: flex; flex-direction: column;
  transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.family-card::before {
  content: ""; position: absolute; inset: 0 auto 0 0; width: 4px;
  background: linear-gradient(var(--accent), var(--accent-dark)); opacity: 0; transition: opacity .35s;
}
.family-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--accent-soft); }
.family-card:hover::before { opacity: 1; }
.family-card__head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: 14px;
  padding: 24px 24px 18px; border-bottom: 1px solid var(--gray-100);
}
.family-card__title h3 { font-size: 1.3rem; font-weight: 800; color: var(--navy); line-height: 1.2; }
.family-card__title span { display: block; margin-top: 4px; font-size: .82rem; color: var(--gray); }
.family-card__count {
  flex: none; font-size: .72rem; font-weight: 700; letter-spacing: .03em; text-transform: uppercase;
  color: var(--accent); background: var(--accent-soft); border: 1px solid var(--accent-soft);
  padding: 5px 11px; border-radius: 50px; white-space: nowrap;
}
.family-card__body { padding: 20px 24px 24px; display: flex; flex-direction: column; flex: 1; }
.family-card__body > p { font-size: .9rem; color: var(--text-muted); margin-bottom: 16px; line-height: 1.6; }
.grade-chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.grade-chip {
  font-size: .78rem; font-weight: 600; color: var(--navy-600);
  background: var(--gray-100); border: 1px solid var(--gray-200);
  padding: 6px 12px; border-radius: 50px; transition: all .25s;
}
.grade-chip:hover { background: var(--accent); color: #fff; border-color: var(--accent); transform: translateY(-2px); }

/* ---------- Grades grouped by family ---------- */
.grade-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 20px; }
.grade-group {
  background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  padding: 22px 24px; box-shadow: var(--shadow-sm); scroll-margin-top: 100px;
  transition: border-color .35s, box-shadow .35s;
}
.grade-group:hover { border-color: var(--accent-soft); box-shadow: var(--shadow-md); }
.grade-group__head {
  display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap;
  padding-bottom: 14px; margin-bottom: 16px; border-bottom: 1px solid var(--gray-100);
}
.grade-group__head h3 { font-size: 1.15rem; font-weight: 800; color: var(--navy); }
.grade-group__tag { font-size: .8rem; color: var(--gray); }
.grade-group__desc { font-size: .9rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 18px; }


/* ---------- Grades quick-jump pills ---------- */
.grade-jump { display: flex; flex-wrap: wrap; gap: 10px; }
.grade-jump__pill {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .85rem; font-weight: 700; color: var(--navy);
  background: #fff; border: 1px solid var(--gray-200); border-radius: 50px;
  padding: 8px 8px 8px 16px; transition: all .25s;
}
.grade-jump__pill span {
  display: inline-flex; align-items: center; justify-content: center;
  min-width: 22px; height: 22px; padding: 0 6px; border-radius: 50px;
  font-size: .72rem; color: var(--accent); background: var(--accent-soft);
}
.grade-jump__pill:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); box-shadow: var(--shadow-sm); }

/* ---------- Product form cards (clean grid) ---------- */
.form-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr)); gap: 24px; }
.form-card2 {
  display: flex; flex-direction: column; background: #fff;
  border: 1px solid var(--gray-200); border-radius: var(--radius-lg);
  overflow: hidden; box-shadow: var(--shadow-sm);
  transition: transform .35s var(--ease), box-shadow .35s, border-color .35s;
}
.form-card2:hover { transform: translateY(-5px); box-shadow: var(--shadow-md); border-color: var(--accent-soft); }
.form-card2__media {
  height: 180px; background-size: cover; background-position: center; background-color: var(--gray-100);
}
.form-card2__body { display: flex; flex-direction: column; flex: 1; padding: 22px 24px 24px; }
.form-card2__body h3 { font-size: 1.25rem; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.form-card2__body > p { font-size: .9rem; color: var(--text-muted); line-height: 1.6; margin-bottom: 16px; }
.form-card2__specs { list-style: none; display: grid; gap: 8px; margin-bottom: 18px; }
.form-card2__specs li { position: relative; padding-left: 24px; font-size: .86rem; color: var(--text-muted); }
.form-card2__specs li::before {
  content: '✓'; position: absolute; left: 0; top: 1px; width: 16px; height: 16px;
  background: var(--accent-soft); color: var(--accent); border-radius: 50%;
  display: grid; place-items: center; font-size: .62rem; font-weight: 800;
}
.form-card2 .link-arrow { margin-top: auto; }

/* ---------- Grade catalog CTA band ---------- */
.grade-cta {
  display: flex; align-items: center; justify-content: space-between; gap: 30px; flex-wrap: wrap;
  background: var(--accent-soft); border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 38px clamp(28px, 5vw, 52px);
}
.grade-cta__text { flex: 1; min-width: 280px; }
.grade-cta__text h2 { font-size: clamp(1.5rem, 3vw, 2rem); font-weight: 800; color: var(--navy); margin: 6px 0 10px; }
.grade-cta__text p { color: var(--text-muted); line-height: 1.6; max-width: 560px; }
.grade-cta .btn { flex: none; }

.cta-banner { position: relative; overflow: hidden; color: #fff; }
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(120deg, rgba(15,23,42,.94), rgba(37,99,235,.6)),
              url('../assets/img/electroslag-remelting-furnace.jpg') center/cover no-repeat; z-index: 0;
}
.cta-banner__inner { position: relative; z-index: 1; text-align: center; padding-block: 70px; }
.cta-banner h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); font-weight: 800; margin-bottom: 14px; }
.cta-banner p { color: var(--gray-200); max-width: 560px; margin: 0 auto 28px; font-size: 1.05rem; }
.cta-banner__actions { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ---------- Forms ---------- */
.form-card { background: #fff; padding: 36px; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); border: 1px solid var(--gray-100); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.field { margin-bottom: 18px; display: flex; flex-direction: column; }
.field label { font-size: .85rem; font-weight: 600; color: var(--navy-700); margin-bottom: 7px; }
.field input, .field select, .field textarea {
  font-family: inherit; font-size: .95rem; padding: 12px 14px;
  border: 1.5px solid var(--gray-300); border-radius: var(--radius); color: var(--navy); background: #fff;
  transition: border-color .2s, box-shadow .2s;
}
.field input:focus, .field select:focus, .field textarea:focus {
  outline: none; border-color: var(--orange); box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}
.field textarea { resize: vertical; }
.form-success { margin-top: 16px; text-align: center; color: #15803d; font-weight: 600; background: #f0fdf4; padding: 14px; border-radius: var(--radius); border: 1px solid #bbf7d0; }

/* ---------- Accordion (FAQ / Resources) ---------- */
.accordion__item { background: #fff; border: 1px solid var(--gray-200); border-radius: var(--radius); margin-bottom: 12px; overflow: hidden; }
.accordion__head {
  width: 100%; text-align: left; background: none; border: none; cursor: pointer;
  padding: 20px 22px; font-size: 1.02rem; font-weight: 600; color: var(--navy);
  display: flex; justify-content: space-between; align-items: center; gap: 16px; font-family: inherit;
}
.accordion__head::after { content: '+'; color: var(--orange); font-size: 1.4rem; font-weight: 700; transition: transform .3s; }
.accordion__item.open .accordion__head::after { transform: rotate(45deg); }
.accordion__body { max-height: 0; overflow: hidden; transition: max-height .35s var(--ease); }
.accordion__body p { padding: 0 22px 20px; color: var(--text-muted); font-size: .95rem; }

/* ---------- Blog ---------- */
.blog-card { display: flex; flex-direction: column; overflow: hidden; padding: 0; }
.blog-card__media { height: 200px; overflow: hidden; }
.blog-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s var(--ease); }
.blog-card:hover .blog-card__media img { transform: scale(1.06); }
.blog-card__body { padding: 24px; }
.blog-card__meta { font-size: .78rem; color: var(--orange); font-weight: 600; letter-spacing: .5px; text-transform: uppercase; }
.blog-card h3 { font-size: 1.2rem; color: var(--navy); margin: 10px 0; }
.blog-card p { font-size: .92rem; color: var(--text-muted); margin-bottom: 14px; }

/* ---------- Resources list ---------- */
.resource-grid { gap: 18px; }
.resource-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.resource-item {
  position: relative; overflow: hidden;
  display: flex; align-items: center; gap: 16px; background: #fff; border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg); padding: 20px 22px; box-shadow: var(--shadow-sm);
  transition: transform .28s var(--ease), box-shadow .28s, border-color .28s;
}
.resource-item::before {
  content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 3px;
  background: var(--accent); transform: scaleY(0); transform-origin: top;
  transition: transform .28s var(--ease);
}
.resource-item:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); border-color: var(--accent); }
.resource-item:hover::before { transform: scaleY(1); }
.resource-item__icon {
  width: 48px; height: 48px; border-radius: 12px; background: var(--accent-soft); color: var(--accent);
  display: grid; place-items: center; flex-shrink: 0;
  transition: background .28s, color .28s;
}
.resource-item:hover .resource-item__icon { background: var(--accent); color: #fff; }
.resource-item__icon svg { width: 22px; height: 22px; }
.resource-item__text { flex: 1; min-width: 0; }
.resource-item__text strong { display: block; color: var(--navy); font-size: .98rem; line-height: 1.3; }
.resource-item__text span { font-size: .82rem; color: var(--text-muted); }
.resource-item .link-arrow {
  flex-shrink: 0; font-size: .82rem; color: var(--accent);
  transition: opacity .28s, transform .28s;
}
@media (hover: hover) {
  .resource-item .link-arrow { opacity: 0; transform: translateX(-6px); }
  .resource-item:hover .link-arrow { opacity: 1; transform: translateX(0); }
}

/* ---------- Contact ---------- */
.contact-info-card {
  position: relative; overflow: hidden;
  background:
    radial-gradient(120% 100% at 0% 0%, #1b2c52 0%, var(--navy) 55%) ,
    var(--navy);
  color: #fff; border-radius: var(--radius-lg); padding: 38px 34px;
  box-shadow: var(--shadow-md);
}
.contact-office { display: flex; }
.contact-office .contact-info-card {
  width: 100%;
  height: 100%;
  min-height: 540px;
  display: flex;
  flex-direction: column;
}
.contact-info-card::before {
  content: ""; position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px; border-radius: 50%;
  background: radial-gradient(circle, rgba(30,102,208,.35) 0%, transparent 70%);
  pointer-events: none;
}
.contact-office__title {
  display: flex;
  align-items: center;
  gap: 10px;
}
.contact-flag {
  width: 22px;
  height: 15px;
  border-radius: 2px;
  object-fit: cover;
  box-shadow: 0 0 0 1px rgba(255,255,255,.2);
}
.contact-info-card__eyebrow {
  position: relative; display: inline-block; font-size: .74rem; font-weight: 700;
  letter-spacing: 1.4px; text-transform: uppercase; color: var(--accent);
  margin-bottom: 10px;
}
.contact-info-card h3 { position: relative; margin-bottom: 8px; font-size: 1.5rem; }
.contact-info-card__lead {
  position: relative; color: var(--gray-300); font-size: .92rem;
  margin-bottom: 26px; padding-bottom: 22px; border-bottom: 1px solid rgba(255,255,255,.1);
}
.contact-info-item {
  position: relative; display: flex; align-items: center; gap: 16px;
  padding: 12px 0; color: inherit;
  border-top: 1px solid rgba(255,255,255,.06);
  transition: transform .25s var(--ease);
}
.contact-info-item:first-of-type { border-top: 0; }
a.contact-info-item:hover { transform: translateX(4px); }
.contact-info-item .ic {
  width: 46px; height: 46px; border-radius: 12px;
  background: rgba(30,102,208,.16); color: #fff;
  border: 1px solid rgba(30,102,208,.3);
  display: grid; place-items: center; flex-shrink: 0;
  transition: background .25s, border-color .25s, color .25s;
}
.contact-info-item .ic svg { width: 21px; height: 21px; }
a.contact-info-item:hover .ic { background: var(--accent); border-color: var(--accent); color: #fff; }
.contact-info-item__text { display: flex; flex-direction: column; min-width: 0; }
.contact-info-item strong { display: block; font-size: .76rem; letter-spacing: .3px; text-transform: uppercase; color: var(--gray-300); font-weight: 600; }
.contact-info-item span { font-size: .98rem; color: #fff; word-break: break-word; }
.map-embed { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-sm); border: 1px solid var(--gray-200); }
.map-embed iframe { width: 100%; height: 100%; min-height: 320px; border: 0; display: block; }

/* ---------- Sizes block ---------- */
/* ---------- Dimensions banner ---------- */
.dim-banner {
  background: linear-gradient(100deg, #0c1628 0%, #0f1e3a 55%, #101929 100%);
  border-top: 1px solid rgba(255,255,255,.06);
  border-bottom: 1px solid rgba(255,255,255,.06);
}
.dim-banner__inner {
  display: flex; align-items: center; justify-content: center;
  padding-block: 52px; text-align: center;
}
.dim-banner__col { max-width: 560px; width: 100%; }
.dim-banner__eyebrow {
  display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: 1.8px;
  text-transform: uppercase; color: var(--orange); margin-bottom: 10px;
}
.dim-banner__col h3 { font-size: 1.1rem; font-weight: 700; color: rgba(255,255,255,.85); margin: 0 0 20px; }
.dim-banner__pills { display: flex; flex-wrap: wrap; gap: 9px; justify-content: center; }
.dim-banner__pills span {
  font-size: .84rem; font-weight: 600; color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.15); border-radius: 5px;
  padding: 6px 16px; background: rgba(255,255,255,.05);
  letter-spacing: .3px;
}
.dim-banner__pills span:hover { background: rgba(255,255,255,.1); border-color: rgba(255,255,255,.28); }
.dim-banner__custom {
  color: #7db8f7 !important; border-color: rgba(125,184,247,.35) !important;
  background: rgba(30,102,208,.12) !important;
}
.dim-banner__note { margin-top: 14px; font-size: .76rem; color: rgba(255,255,255,.32); letter-spacing: .2px; }

/* ---------- Footer ---------- */
.footer { background: var(--navy); color: var(--gray-300); padding-top: 70px; }
.footer__grid { display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.4fr; gap: 40px; padding-bottom: 50px; align-items: start; }
.footer__brand p { margin: 16px 0 22px; font-size: .88rem; line-height: 1.7; color: rgba(255,255,255,.55); max-width: 300px; }
.footer__brand p strong { display: block; font-weight: 600; font-size: .92rem; color: rgba(255,255,255,.85); margin-bottom: 6px; }
.footer__std { margin-top: 4px; }
.footer__std-label {
  display: block; font-size: .7rem; font-weight: 700; letter-spacing: 1.2px;
  text-transform: uppercase; color: var(--accent); margin-bottom: 12px;
}
.footer__std-chips { display: flex; flex-wrap: wrap; gap: 7px; max-width: 340px; }
.footer__std-chips span {
  font-size: .72rem; font-weight: 600; letter-spacing: .3px; color: var(--gray-300);
  padding: 4px 10px; border-radius: 6px;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.1);
}
/* Align the link columns' headings with the brand name line */
.footer__col:not(.footer__brand) { padding-top: 8px; }
.footer__col h4 { color: #fff; font-size: 1rem; margin-bottom: 18px; }
.footer__col a { display: block; font-size: .9rem; margin-bottom: 11px; color: var(--gray-300); transition: color .2s, padding-left .2s; }
.footer__col a:hover { color: var(--orange); padding-left: 4px; }
.footer__col p { font-size: .9rem; margin-bottom: 11px; }
.footer__contact-col a {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .9rem;
  color: var(--gray-300);
  margin-bottom: 11px;
  transition: color .2s;
}
.footer__contact-col a:hover {
  color: var(--orange);
  padding-left: 0;
}
.fc-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
}
.fc-icon svg { width: 100%; height: 100%; }
/* Contact list */
.fct-list { list-style: none; margin: 0; padding: 0; }
.fct-list__item {
  display: flex; align-items: flex-start; gap: 8px;
  padding: 3px 0;
}
.fct-list__item:first-child { border-top: none; }
.fct-list__item > svg {
  width: 15px; height: 15px; flex-shrink: 0;
  color: var(--accent); margin-top: 3px;
}
/* Address text wraps — keep icon at the top */
.fct-list__item--addr > svg { margin-top: 3px; }
.fct-list__item a,
.fct-list__item span {
  font-size: .88rem; color: var(--gray-300);
  line-height: 1.45; word-break: break-word;
  transition: color .2s;
}
.fct-list__item a:hover { color: #fff; padding-left: 0; }
.footer__contact-intro {
  color: rgba(255,255,255,.58);
  font-size: .88rem;
  line-height: 1.55;
  margin: 0 0 12px;
}
.footer-contact-pro {
  display: grid;
  gap: 10px;
}
.footer-contact-pro__item {
  border: 1px solid rgba(255,255,255,.12);
  background: linear-gradient(180deg, rgba(255,255,255,.05), rgba(255,255,255,.02));
  border-radius: 10px;
  padding: 12px 14px;
}
.footer-contact-pro__title {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 7px;
}
.footer-contact-pro__code {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 34px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  font-size: .64rem;
  font-weight: 700;
  letter-spacing: .5px;
  color: #fff;
  background: var(--accent);
}
.footer-contact-pro__title strong {
  color: #fff;
  font-size: .9rem;
  letter-spacing: .2px;
  font-weight: 700;
}
.footer-contact-pro__phone {
  display: inline-block;
  color: #dbe7fb;
  font-size: .9rem;
  font-weight: 600;
  margin-bottom: 5px;
}
.footer-contact-pro__phone:hover {
  color: #fff;
}
.footer-contact-pro__addr {
  margin: 0;
  color: var(--gray-300);
  font-size: .84rem;
  line-height: 1.45;
}
.footer-contact-simple {
  display: grid;
  gap: 12px;
}
.footer-contact-simple__item {
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 10px;
  background: rgba(255,255,255,.03);
  padding: 12px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.footer-contact-simple__item strong {
  color: #fff;
  font-size: .88rem;
  text-transform: uppercase;
  letter-spacing: .35px;
}
.footer-contact-simple__item a,
.footer-contact-simple__item span {
  color: var(--gray-300);
  font-size: .88rem;
  line-height: 1.45;
}
.footer-contact-simple__item a:hover {
  color: #fff;
}
.fct-offices {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
}
.fct-office {
  border: 1px solid rgba(255,255,255,.1);
  background: rgba(255,255,255,.03);
  border-radius: 10px;
  padding: 12px;
  min-height: 128px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}
.fct-office__head {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.fct-office__head strong {
  color: #fff;
  font-size: .92rem;
  letter-spacing: .45px;
  text-transform: uppercase;
}
.fct-office__row {
  display: grid;
  grid-template-columns: 62px 1fr;
  gap: 8px;
  align-items: start;
  margin-bottom: 6px;
}
.fct-office__row:last-child { margin-bottom: 0; }
.fct-office__label {
  color: rgba(255,255,255,.5);
  font-size: .76rem;
  letter-spacing: .35px;
  text-transform: uppercase;
  font-weight: 600;
  line-height: 1.45;
}
.fct-office__line {
  color: var(--gray-300);
  font-size: .88rem;
  line-height: 1.4;
  display: block;
}
.fct-office a.fct-office__line:hover {
  color: #fff;
}
.fct-office__line--addr {
  margin-top: 0;
}
.footer__cta { display: inline-flex; margin-top: 14px; }
.footer__social { display: flex; gap: 12px; margin-top: 16px; align-items: center; position: relative; }
.footer__social a { width: 38px; height: 38px; border-radius: 10px; background: rgba(255,255,255,.06); display: grid; place-items: center; color: #fff; transition: background .2s, transform .2s; }
.footer__social a svg { width: 18px; height: 18px; }
.footer__social a:hover { background: var(--accent); transform: translateY(-3px); }

/* WeChat popup */
.wechat-popup {
  position: absolute;
  bottom: calc(100% + 10px);
  left: 0;
  background: #fff;
  border: 1px solid var(--gray-200);
  border-radius: 10px;
  box-shadow: 0 8px 28px rgba(13,27,46,.18);
  padding: 12px 16px;
  min-width: 180px;
  display: none;
  z-index: 200;
}
.wechat-popup--open { display: block; }
.wechat-popup__inner {
  display: flex;
  align-items: center;
  gap: 10px;
}
.wechat-popup__inner--link {
  text-decoration: none;
  border-radius: 6px;
  padding: 4px 6px;
  margin: 0 -6px;
  transition: background .15s;
}
.wechat-popup__inner--link:hover { background: var(--gray-50); }
.wechat-popup__divider {
  height: 1px;
  background: var(--gray-200);
  margin: 10px 0;
}
.wechat-popup__inner strong {
  display: block;
  font-size: .78rem;
  font-weight: 700;
  color: var(--navy);
  line-height: 1.2;
}
.wechat-popup__inner span {
  display: block;
  font-size: .72rem;
  color: var(--text-muted);
  margin-top: 2px;
}
.footer__bottom { border-top: 1px solid rgba(255,255,255,.08); padding-block: 22px; }
.footer__bottom-inner { display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: .82rem; color: var(--gray); }

/* ---------- Floating CTA ---------- */
.floating-cta {
  position: fixed; right: 22px; bottom: 22px; z-index: 90;
  background: var(--orange); color: #fff; font-weight: 600; font-size: .9rem;
  padding: 14px 22px; border-radius: 50px; box-shadow: 0 10px 26px rgba(37,99,235,.45);
  transition: transform .25s var(--ease), background .25s;
}
.floating-cta:hover { background: var(--orange-dark); transform: translateY(-3px); }

/* ---------- Reveal ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- Misc ---------- */
.pill-list { display: flex; flex-wrap: wrap; gap: 10px; }
.pill { background: var(--orange-light); color: var(--orange-dark); font-weight: 600; font-size: .82rem; padding: 7px 14px; border-radius: 50px; }
.prose p { color: var(--text-muted); margin-bottom: 16px; }
.prose h3 { color: var(--navy); margin: 26px 0 12px; }
.mt-40 { margin-top: 40px; } .mt-56 { margin-top: 56px; }

/* =========================================================
   Responsive
   ========================================================= */
@media (max-width: 1000px) {
  .grid--4 { grid-template-columns: repeat(2, 1fr); }
  .grid--5 { grid-template-columns: repeat(3, 1fr); }
  .split, .split--rev { grid-template-columns: 1fr; gap: 40px; }
  .split__media img { height: 360px; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
  .stat-card { border-right: none; border-bottom: 1px solid rgba(255,255,255,.08); }
}
@media (max-width: 980px) {
  .topbar { display: none; }
  .nav {
    position: fixed; inset: 74px 0 auto 0; flex-direction: column; align-items: stretch; gap: 0;
    background: #fff; padding: 12px 24px 24px; box-shadow: var(--shadow-md);
    transform: translateY(-130%); transition: transform .35s var(--ease); border-bottom: 1px solid var(--gray-100);
    max-height: calc(100vh - 74px); overflow-y: auto;
  }
  .nav.open { transform: translateY(0); }
  .nav__links { flex-direction: column; align-items: stretch; gap: 0; }
  .nav a:not(.btn) { padding: 14px 2px; border-bottom: 1px solid var(--gray-100); font-size: .98rem; }
  .nav a.active:not(.btn)::after { display: none; }
  .nav__cta { margin-left: 0; margin-top: 14px; text-align: center; }
  .nav__cta::before { display: none; }
  .nav-toggle { display: flex; }
  .grid--2, .grid--3 { grid-template-columns: 1fr; }
  .resource-list { grid-template-columns: 1fr; }
  .grid--4, .grid--5 { grid-template-columns: 1fr 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .checklist--2 { grid-template-columns: 1fr; }
  .hero { min-height: auto; }
  .hero__inner { padding-block: 64px; }
  .hero__badges { gap: 26px; }
  .section { padding-block: 60px; }
  .footer__grid { grid-template-columns: 1fr; }
  .footer__bottom-inner { flex-direction: column; gap: 8px; text-align: center; }
}
@media (max-width: 460px) {
  .grid--4, .grid--5 { grid-template-columns: 1fr; }
  .form-card { padding: 24px; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
  .hero__video { display: none; }
}