/*
 * Guoxcm visual layer.
 * Dequeue handle: guoxcm-main
 */

:root {
  --surface: #0b1014;
  --surface-2: #121a20;
  --surface-3: #1b262d;
  --line: rgba(238, 240, 234, 0.12);
  --porcelain: #eef0ea;
  --mist: #8b9a97;
  --celadon: #1d6a5e;
  --celadon-2: #2f9a85;
  --kiln: #e4622a;
  --brass: #c3a05c;
  --font-display: "Noto Serif SC", "Songti SC", serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-cond: "Barlow Condensed", "Noto Sans SC", sans-serif;
  --container: 1280px;
  --radius: 2px;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after { box-sizing: border-box; }

body {
  background: var(--surface);
  color: var(--porcelain);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.75;
  margin: 0;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: color .3s ease, opacity .3s ease; }
a:hover { color: var(--kiln); }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 900; line-height: 1.15; margin: 0 0 .5em; }
p { margin: 0 0 1.1em; }
ul, ol { margin: 0; padding: 0; list-style: none; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.cond { font-family: var(--font-cond); letter-spacing: .04em; }
.ico { width: 15px; height: 15px; fill: currentColor; flex: none; }
.sep { opacity: .35; margin: 0 8px; }

/* ---------- buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 15px 34px;
  font-size: 15px;
  font-weight: 500;
  letter-spacing: .1em;
  border: 0;
  border-radius: var(--radius);
  cursor: pointer;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.btn-sm { padding: 11px 22px; font-size: 13px; }
.btn-kiln { background: var(--kiln); color: #fff; }
.btn-kiln::after {
  content: ""; position: absolute; inset: 0; background: #fff; z-index: -1;
  transform: translateY(101%); transition: transform .45s var(--ease);
}
.btn-kiln:hover { color: var(--surface); }
.btn-kiln:hover::after { transform: translateY(0); }
.btn-ghost { color: var(--porcelain); border: 1px solid var(--line); background: transparent; }
.btn-ghost::after {
  content: ""; position: absolute; inset: 0; background: var(--porcelain); z-index: -1;
  transform: scaleY(0); transform-origin: bottom; transition: transform .4s var(--ease);
}
.btn-ghost:hover { color: var(--surface); }
.btn-ghost:hover::after { transform: scaleY(1); }

/* ---------- top bar ---------- */
.topbar {
  background: #070b0e;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  color: var(--mist);
}
.topbar-inner { display: flex; align-items: center; justify-content: space-between; gap: 20px; height: 42px; }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 26px; }
.topbar-item { display: inline-flex; align-items: center; gap: 7px; }
.topbar-item a:hover { color: var(--kiln); }
.topbar-menu { display: flex; gap: 18px; }
.topbar-menu a { font-size: 13px; }

/* ---------- header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 90;
  background: rgba(11, 16, 20, .82);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  transition: background .4s ease, padding .4s ease;
}
.guoxcm-sticky-header .site-header.is-scrolled { background: rgba(7, 11, 14, .96); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; height: 84px; transition: height .4s var(--ease); }
.is-scrolled .header-inner { height: 66px; }
.brand-link { display: inline-flex; align-items: center; gap: 14px; }
.brand-mark { width: 42px; height: 42px; color: var(--kiln); flex: none; }
.brand-mark svg { width: 100%; height: 100%; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-cn { font-family: var(--font-display); font-weight: 900; font-size: 24px; letter-spacing: .06em; }
.brand-en { font-family: var(--font-cond); font-size: 11px; letter-spacing: .3em; color: var(--mist); text-transform: uppercase; }

.main-navigation { flex: 1; display: flex; justify-content: flex-end; }
.primary-menu { display: flex; align-items: center; gap: 4px; }
.primary-menu > li { position: relative; }
.primary-menu > li > a {
  display: block; padding: 12px 16px; font-size: 15px; position: relative;
}
.primary-menu > li > a::after {
  content: ""; position: absolute; left: 16px; right: 16px; bottom: 6px; height: 2px;
  background: var(--kiln); transform: scaleX(0); transform-origin: left; transition: transform .4s var(--ease);
}
.primary-menu > li:hover > a::after,
.primary-menu > li.current-menu-item > a::after { transform: scaleX(1); }
.primary-menu .sub-menu {
  position: absolute; top: 100%; left: 0; min-width: 220px; padding: 10px 0;
  background: var(--surface-2); border: 1px solid var(--line);
  opacity: 0; visibility: hidden; transform: translateY(10px); transition: all .35s var(--ease);
}
.primary-menu li:hover > .sub-menu { opacity: 1; visibility: visible; transform: translateY(0); }
.primary-menu .sub-menu a { display: block; padding: 9px 20px; font-size: 14px; color: var(--mist); }
.primary-menu .sub-menu a:hover { color: var(--kiln); background: rgba(255, 255, 255, .03); }

.header-cta { display: flex; align-items: center; gap: 14px; }
.header-progress { height: 2px; background: transparent; }
.header-progress span { display: block; height: 100%; width: 0; background: linear-gradient(90deg, var(--celadon-2), var(--kiln)); }

.menu-toggle { display: none; background: none; border: 1px solid var(--line); padding: 10px; cursor: pointer; }
.menu-toggle .bar { display: block; width: 20px; height: 2px; background: var(--porcelain); margin: 4px 0; transition: transform .3s ease, opacity .3s ease; }

/* ---------- hero ---------- */
.hero { position: relative; height: min(92vh, 860px); min-height: 560px; overflow: hidden; background: #05080a; }
.hero-slides { position: absolute; inset: 0; }
.hero-slide { position: absolute; inset: 0; opacity: 0; visibility: hidden; transition: opacity 1s var(--ease); display: flex; align-items: center; }
.hero-slide.is-active { opacity: 1; visibility: visible; }
.hero-media { position: absolute; inset: 0; }
.hero-media img { width: 100%; height: 100%; object-fit: cover; }
.hero-slide.is-active .hero-media img { animation: guoxcm-kb 14s ease-out forwards; }
@keyframes guoxcm-kb { from { transform: scale(1.03); } to { transform: scale(1.16) translate(-1.5%, -1.5%); } }
.hero-scrim { position: absolute; inset: 0; background: linear-gradient(100deg, rgba(5, 8, 10, .94) 0%, rgba(5, 8, 10, .72) 42%, rgba(5, 8, 10, .25) 100%); }
.hero-grain { position: absolute; inset: 0; opacity: .18; background-image: radial-gradient(circle at 30% 40%, rgba(29, 106, 94, .5), transparent 60%); }

.hero-copy { position: relative; z-index: 2; max-width: var(--container); padding-top: 40px; }
.hero-title { font-size: clamp(38px, 5.6vw, 82px); margin-bottom: 22px; }
.hero-title .line { display: block; }
.hero-title .accent { font-style: normal; color: var(--kiln); }
.hero-desc { max-width: 640px; color: rgba(238, 240, 234, .78); font-size: 17px; margin-bottom: 22px; }
.hero-specs { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 34px; }
.hero-specs li {
  font-family: var(--font-cond); font-size: 13px; letter-spacing: .12em; text-transform: uppercase;
  border: 1px solid rgba(238, 240, 234, .22); padding: 6px 14px; color: rgba(238, 240, 234, .8);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: 14px; }

.section-kicker {
  font-family: var(--font-cond); text-transform: uppercase; letter-spacing: .34em;
  font-weight: 600; font-size: 13px; color: var(--kiln); margin-bottom: 14px;
}

.hero-nav {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 5;
  border-top: 1px solid rgba(238, 240, 234, .14); background: rgba(5, 8, 10, .5); backdrop-filter: blur(6px);
  display: flex;
}
.hero-dot {
  flex: 1; max-width: 320px; background: none; border: 0; border-right: 1px solid rgba(238, 240, 234, .1);
  color: rgba(238, 240, 234, .55); padding: 16px 24px; cursor: pointer; text-align: left;
  display: flex; align-items: center; gap: 12px; position: relative; transition: color .35s ease;
}
.hero-dot:hover, .hero-dot.is-active { color: var(--porcelain); }
.hero-dot-no { font-family: var(--font-cond); font-size: 22px; font-weight: 600; }
.hero-dot-label { font-size: 14px; letter-spacing: .12em; }
.hero-dot-bar { position: absolute; left: 0; right: 0; bottom: -1px; height: 2px; background: rgba(238, 240, 234, .12); }
.hero-dot-bar i { display: block; height: 100%; width: 0; background: var(--kiln); }
.hero-dot.is-active .hero-dot-bar i { animation: guoxcm-fill 7s linear forwards; }
@keyframes guoxcm-fill { from { width: 0; } to { width: 100%; } }

.hero-side { position: absolute; right: 22px; top: 50%; transform: translateY(-50%); z-index: 4; }
.vert { writing-mode: vertical-rl; letter-spacing: .5em; font-family: var(--font-cond); font-size: 12px; text-transform: uppercase; color: rgba(238, 240, 234, .45); }

/* ---------- stats ---------- */
.stats-band { background: var(--surface-2); border-bottom: 1px solid var(--line); }
.stats-grid { display: grid; grid-template-columns: repeat(6, 1fr); }
.stat-item { padding: 40px 20px; border-left: 1px solid var(--line); text-align: center; }
.stat-item:first-child { border-left: 0; }
.stat-num { font-family: var(--font-cond); font-size: clamp(32px, 3.4vw, 48px); font-weight: 600; color: var(--porcelain); margin: 0; line-height: 1; }
.stat-pre, .stat-suf { font-size: .5em; color: var(--kiln); margin: 0 2px; }
.stat-label { font-size: 13px; color: rgba(238, 240, 234, .72); margin: 12px 0 4px; }
.stat-en { font-family: var(--font-cond); font-size: 11px; letter-spacing: .26em; color: var(--mist); margin: 0; }

/* ---------- generic section ---------- */
.section { padding: clamp(70px, 9vw, 130px) 0; position: relative; }
.section:nth-of-type(even) { background: rgba(255, 255, 255, .015); }
.section-head { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px; margin-bottom: 54px; flex-wrap: wrap; }
.section-head-left { flex-direction: column; align-items: flex-start; margin-bottom: 34px; }
.section-head-center { flex-direction: column; align-items: center; text-align: center; }
.section-title { font-size: clamp(30px, 4vw, 52px); margin: 0; letter-spacing: .02em; }
.section-title-sm { font-size: clamp(24px, 3vw, 34px); }
.section-sub { font-size: 16px; font-weight: 400; color: var(--mist); font-family: var(--font-body); margin-top: 10px; letter-spacing: .04em; }
.section-lead { max-width: 520px; color: var(--mist); font-size: 15px; margin: 0; }
.section-more { display: inline-flex; align-items: center; gap: 8px; font-size: 14px; letter-spacing: .1em; color: var(--porcelain); }
.section-more svg { width: 18px; height: 18px; fill: currentColor; transition: transform .35s var(--ease); }
.section-more:hover svg { transform: translateX(6px); }
.section-foot { margin-top: 50px; text-align: center; }

/* ---------- advantages ---------- */
.adv-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.adv-card {
  grid-column: span 1; border: 1px solid var(--line); background: var(--surface-2);
  display: flex; flex-direction: column; overflow: hidden;
  transition: transform .5s var(--ease), border-color .4s ease, background .4s ease;
}
.adv-card-lg { grid-column: span 2; }
.adv-card:hover { transform: translateY(-6px); border-color: rgba(228, 98, 42, .5); background: #16212a; }
.adv-media { position: relative; height: 190px; overflow: hidden; }
.adv-card-lg .adv-media { height: 260px; }
.adv-media img { width: 100%; height: 100%; object-fit: cover; filter: saturate(.85); transition: transform 1.1s var(--ease), filter .5s ease; }
.adv-card:hover .adv-media img { transform: scale(1.08); filter: saturate(1.1); }
.adv-body { padding: 26px; flex: 1; display: flex; flex-direction: column; }
.adv-no { font-family: var(--font-cond); font-size: 34px; font-weight: 600; color: var(--kiln); line-height: 1; opacity: .9; }
.adv-title { font-size: 21px; margin: 12px 0 2px; }
.adv-en { font-family: var(--font-cond); font-size: 12px; letter-spacing: .24em; color: var(--mist); margin-bottom: 12px; }
.adv-desc { font-size: 14px; color: rgba(238, 240, 234, .66); margin-bottom: 16px; }
.adv-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: auto; }
.adv-tags li { font-size: 12px; border: 1px solid var(--line); padding: 4px 10px; color: var(--celadon-2); }

/* ---------- products ---------- */
.filter-bar { display: flex; flex-wrap: wrap; gap: 8px; }
.filter-bar-standalone { margin-bottom: 40px; }
.filter-btn {
  background: transparent; border: 1px solid var(--line); color: var(--mist);
  padding: 9px 20px; font-size: 14px; cursor: pointer; font-family: var(--font-body);
  transition: all .3s ease;
}
.filter-btn:hover { color: var(--porcelain); border-color: rgba(238, 240, 234, .35); }
.filter-btn.is-active { background: var(--kiln); border-color: var(--kiln); color: #fff; }

.prod-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; }
.prod-card { border: 1px solid var(--line); background: var(--surface-2); display: flex; flex-direction: column; transition: transform .5s var(--ease), border-color .4s ease; }
.prod-card:hover { transform: translateY(-6px); border-color: rgba(47, 154, 133, .55); }
.prod-card.is-hidden { display: none; }
.prod-media { position: relative; height: 200px; overflow: hidden; display: block; }
.prod-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.prod-card:hover .prod-media img { transform: scale(1.09); }
.prod-code {
  position: absolute; left: 0; bottom: 0; background: rgba(7, 11, 14, .82); color: var(--brass);
  font-size: 12px; letter-spacing: .16em; padding: 5px 12px;
}
.prod-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.prod-title { font-size: 19px; margin-bottom: 10px; }
.prod-desc { font-size: 13.5px; color: rgba(238, 240, 234, .62); margin-bottom: 16px; }
.prod-specs { margin: 0 0 18px; border-top: 1px solid var(--line); }
.prod-specs > div { display: flex; justify-content: space-between; gap: 12px; padding: 7px 0; border-bottom: 1px solid rgba(238, 240, 234, .07); font-size: 12.5px; }
.prod-specs dt { color: var(--mist); }
.prod-specs dd { margin: 0; font-family: var(--font-cond); letter-spacing: .04em; }
.prod-more { margin-top: auto; display: inline-flex; align-items: center; gap: 8px; font-size: 13px; letter-spacing: .14em; color: var(--celadon-2); }
.prod-more svg { width: 16px; height: 16px; fill: currentColor; transition: transform .35s var(--ease); }
.prod-more:hover svg { transform: translateX(6px); }

/* ---------- about ---------- */
.about-grid { display: grid; grid-template-columns: 1fr 1.05fr; gap: clamp(30px, 5vw, 70px); align-items: start; }
.about-media { position: relative; padding-bottom: 90px; }
.about-fig { margin: 0; position: relative; }
.about-fig img { width: 100%; height: 100%; object-fit: cover; }
.about-fig-main { height: 460px; overflow: hidden; }
.about-fig-sub { position: absolute; right: -14px; bottom: 0; width: 46%; height: 260px; overflow: hidden; border: 6px solid var(--surface); }
.about-badge {
  position: absolute; left: -14px; top: 30px; background: var(--kiln); color: #fff; padding: 16px 20px; min-width: 150px;
}
.about-badge span { display: block; font-family: var(--font-cond); font-size: 40px; font-weight: 700; line-height: 1; }
.about-badge small { font-size: 12px; opacity: .9; }
.about-text p { color: rgba(238, 240, 234, .72); font-size: 15px; }
.about-points { margin: 26px 0 32px; display: grid; gap: 12px; }
.about-points li { display: flex; align-items: flex-start; gap: 12px; font-size: 15px; }
.about-points svg { width: 18px; height: 18px; fill: var(--celadon-2); flex: none; margin-top: 5px; }
.about-actions { display: flex; gap: 14px; flex-wrap: wrap; }

.timeline-wrap { margin-top: clamp(60px, 8vw, 100px); border-top: 1px solid var(--line); padding-top: 50px; }
.timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 26px; margin-top: 30px; position: relative; }
.timeline::before { content: ""; position: absolute; left: 0; right: 0; top: 6px; height: 1px; background: var(--line); }
.tl-item { position: relative; padding-top: 26px; }
.tl-dot { position: absolute; left: 0; top: 0; width: 13px; height: 13px; border: 2px solid var(--kiln); background: var(--surface); border-radius: 50%; }
.tl-year { font-family: var(--font-cond); font-size: 30px; font-weight: 600; color: var(--brass); line-height: 1; margin-bottom: 8px; }
.tl-text { font-size: 13.5px; color: rgba(238, 240, 234, .62); margin: 0; }

/* ---------- process ---------- */
.process-grid { display: grid; grid-template-columns: .9fr 1.1fr; gap: clamp(30px, 5vw, 70px); align-items: start; }
.process-sticky { position: sticky; top: 120px; }
.process-fig { margin: 0; position: relative; overflow: hidden; }
.process-fig img { width: 100%; height: 380px; object-fit: cover; }
.process-fig-cap {
  position: absolute; left: 0; bottom: 0; right: 0; padding: 16px 20px;
  background: linear-gradient(transparent, rgba(7, 11, 14, .92));
}
.process-fig-cap span { font-family: var(--font-cond); font-size: 30px; color: var(--kiln); font-weight: 600; }
.process-fig-cap small { display: block; color: var(--mist); font-size: 12.5px; }
.process-list { counter-reset: step; }
.process-step {
  display: grid; grid-template-columns: 64px 1fr auto; gap: 20px; align-items: center;
  padding: 22px 0; border-bottom: 1px solid var(--line); transition: background .4s ease, padding .4s ease;
}
.process-step:first-child { border-top: 1px solid var(--line); }
.process-step:hover { background: rgba(255, 255, 255, .03); padding-left: 12px; }
.step-no { font-family: var(--font-cond); font-size: 30px; font-weight: 600; color: rgba(238, 240, 234, .28); }
.process-step:hover .step-no { color: var(--kiln); }
.step-name { font-size: 20px; margin: 0 0 4px; }
.step-en { font-family: var(--font-cond); font-size: 11px; letter-spacing: .24em; color: var(--mist); margin: 0 0 8px; }
.step-desc { font-size: 13.5px; color: rgba(238, 240, 234, .6); margin: 0; }
.step-data { font-size: 14px; color: var(--celadon-2); white-space: nowrap; }

/* ---------- applications ---------- */
.app-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.app-card { position: relative; min-height: 260px; overflow: hidden; border: 1px solid var(--line); }
.app-media { position: absolute; inset: 0; }
.app-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.2s var(--ease), filter .5s ease; filter: grayscale(.4) brightness(.6); }
.app-card:hover .app-media img { transform: scale(1.1); filter: grayscale(0) brightness(.75); }
.app-body { position: relative; z-index: 2; height: 100%; display: flex; flex-direction: column; justify-content: flex-end; padding: 24px; background: linear-gradient(transparent 20%, rgba(7, 11, 14, .9)); }
.app-name { font-size: 20px; margin: 0 0 4px; }
.app-en { font-family: var(--font-cond); font-size: 11px; letter-spacing: .24em; color: var(--kiln); margin: 0 0 10px; }
.app-desc { font-size: 13px; color: rgba(238, 240, 234, .7); margin: 0; max-height: 0; overflow: hidden; opacity: 0; transition: max-height .5s var(--ease), opacity .4s ease; }
.app-card:hover .app-desc { max-height: 90px; opacity: 1; }

/* ---------- honours ---------- */
.honor-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.honor-card { border: 1px solid var(--line); padding: 30px 26px; background: var(--surface-2); position: relative; overflow: hidden; }
.honor-card:hover { transform: translateY(-6px); border-color: rgba(195, 160, 92, .5); }
.honor-seal { display: block; width: 54px; height: 54px; color: var(--brass); margin-bottom: 18px; }
.honor-seal svg { width: 100%; height: 100%; }
.honor-title { font-size: 20px; margin-bottom: 6px; }
.honor-sub { font-size: 13.5px; color: var(--mist); margin-bottom: 14px; }
.honor-cert { font-size: 12px; color: rgba(238, 240, 234, .45); letter-spacing: .08em; margin: 0; }

.cert-table { margin-top: 50px; border: 1px solid var(--line); overflow-x: auto; }
.cert-title { padding: 20px 24px; margin: 0; font-size: 18px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.cert-table table { width: 100%; border-collapse: collapse; font-size: 14px; }
.cert-table th, .cert-table td { text-align: left; padding: 14px 24px; border-bottom: 1px solid rgba(238, 240, 234, .07); font-weight: 400; }
.cert-table thead th { font-family: var(--font-cond); letter-spacing: .16em; text-transform: uppercase; font-size: 12px; color: var(--mist); }
.cert-table tbody tr:hover { background: rgba(255, 255, 255, .03); }
.cert-table tbody th { color: var(--porcelain); font-weight: 500; }

/* ---------- news ---------- */
.news-grid { display: grid; grid-template-columns: 1.2fr 1fr; gap: 18px; }
.news-card { border: 1px solid var(--line); background: var(--surface-2); overflow: hidden; display: flex; flex-direction: column; transition: transform .5s var(--ease), border-color .4s ease; }
.news-card:hover { transform: translateY(-6px); border-color: rgba(228, 98, 42, .45); }
.news-card-lg { grid-row: span 2; }
.news-media { height: 200px; overflow: hidden; display: block; }
.news-card-lg .news-media { height: 320px; }
.news-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1.1s var(--ease); }
.news-card:hover .news-media img { transform: scale(1.07); }
.news-body { padding: 24px; }
.news-no { font-family: var(--font-cond); font-size: 26px; color: var(--kiln); font-weight: 600; line-height: 1; }
.news-meta { display: flex; gap: 12px; font-size: 12.5px; color: var(--mist); margin: 8px 0 12px; }
.news-title { font-size: 19px; margin-bottom: 10px; }
.news-card-lg .news-title { font-size: 24px; }
.news-sum { font-size: 13.5px; color: rgba(238, 240, 234, .6); margin: 0; }

/* ---------- partners ---------- */
.marquee { overflow: hidden; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 26px 0; background: var(--surface-2); }
.marquee-track { display: flex; gap: 16px; width: max-content; animation: guoxcm-marquee 38s linear infinite; }
.marquee:hover .marquee-track { animation-play-state: paused; }
@keyframes guoxcm-marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }
.partner-chip {
  border: 1px solid var(--line); padding: 14px 28px; font-size: 15px; color: rgba(238, 240, 234, .68);
  white-space: nowrap; transition: color .3s ease, border-color .3s ease;
}
.partner-chip:hover { color: var(--kiln); border-color: rgba(228, 98, 42, .5); }

/* ---------- contact ---------- */
.contact-grid { display: grid; grid-template-columns: .95fr 1.05fr; gap: clamp(30px, 5vw, 70px); align-items: start; }
.contact-list { margin-top: 30px; border-top: 1px solid var(--line); }
.contact-list li { display: grid; grid-template-columns: 110px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); align-items: baseline; }
.cl-label { font-size: 13px; color: var(--mist); }
.cl-value { font-size: 16px; }
.cl-value.cond { font-family: var(--font-cond); font-size: 22px; letter-spacing: .04em; }

.guoxcm-form { border: 1px solid var(--line); background: var(--surface-2); padding: clamp(24px, 3vw, 40px); }
.form-title { font-size: 24px; margin-bottom: 8px; }
.form-note { color: var(--mist); font-size: 14px; margin-bottom: 26px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { margin: 0; display: flex; flex-direction: column; gap: 8px; }
.form-field-full { grid-column: span 2; }
.form-field label { font-size: 13px; color: rgba(238, 240, 234, .75); }
.form-field .req { color: var(--kiln); }
.form-field input, .form-field select, .form-field textarea {
  background: rgba(7, 11, 14, .7); border: 1px solid var(--line); color: var(--porcelain);
  padding: 12px 14px; font-size: 15px; font-family: var(--font-body); border-radius: var(--radius);
  transition: border-color .3s ease, background .3s ease; width: 100%;
}
.form-field textarea { resize: vertical; min-height: 110px; }
.form-field input:focus, .form-field select:focus, .form-field textarea:focus {
  outline: none; border-color: var(--kiln); background: rgba(7, 11, 14, .95);
}
.form-hp { position: absolute !important; left: -9999px; }
.form-actions { display: flex; align-items: center; gap: 20px; margin-top: 26px; flex-wrap: wrap; }
.form-tip { margin: 0; font-size: 14px; color: var(--mist); }
.form-tip a { color: var(--porcelain); font-size: 18px; }
.form-status { margin: 16px 0 0; font-size: 14px; min-height: 22px; }
.form-status.is-ok { color: var(--celadon-2); }
.form-status.is-err { color: var(--kiln); }

/* ---------- footer ---------- */
.site-footer { border-top: 1px solid var(--line); background: #070b0e; }
.footer-top { padding: clamp(50px, 6vw, 80px) 0 40px; }
.footer-cols { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 40px; }
.footer-widget-title { font-size: 17px; margin-bottom: 20px; position: relative; padding-bottom: 12px; }
.footer-widget-title::after { content: ""; position: absolute; left: 0; bottom: 0; width: 28px; height: 2px; background: var(--kiln); }
.footer-about { font-size: 13.5px; color: rgba(238, 240, 234, .58); }
.footer-tel { font-size: 26px; color: var(--porcelain); margin: 10px 0 4px; }
.footer-mail { font-size: 14px; color: var(--mist); margin: 0; }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: 14px; color: rgba(238, 240, 234, .66); }
.footer-links a:hover { color: var(--kiln); padding-left: 6px; }
.footer-links { transition: padding .3s ease; }
.footer-addr { font-size: 14px; color: rgba(238, 240, 234, .66); margin-bottom: 8px; }
.footer-addr-en { font-size: 12.5px; color: var(--mist); margin-bottom: 20px; }
.footer-bottom { border-top: 1px solid var(--line); padding: 22px 0; }
.footer-bottom-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; flex-wrap: wrap; }
.footer-copy p { margin: 0; font-size: 13px; color: rgba(238, 240, 234, .5); }
.footer-filing a { color: rgba(238, 240, 234, .5); }
.footer-filing a:hover { color: var(--kiln); }
.footer-meta { display: flex; align-items: center; gap: 24px; }
.footer-menu { display: flex; gap: 18px; }
.footer-menu a { font-size: 13px; color: rgba(238, 240, 234, .5); }
.footer-tech { font-size: 12px; color: var(--mist); letter-spacing: .08em; }

/* ---------- floating tools ---------- */
.float-tools { position: fixed; right: 18px; bottom: 90px; z-index: 80; display: flex; flex-direction: column; gap: 8px; }
.float-item {
  width: 54px; height: 54px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px;
  background: var(--surface-2); border: 1px solid var(--line); color: var(--porcelain); cursor: pointer;
  font-family: var(--font-body); position: relative; overflow: hidden; transition: all .35s ease;
}
.float-item svg { width: 18px; height: 18px; fill: currentColor; }
.float-item span { font-size: 10px; letter-spacing: .04em; }
.float-item strong { position: absolute; right: 66px; top: 50%; transform: translateY(-50%); white-space: nowrap; font-family: var(--font-cond); font-size: 19px; color: var(--kiln); opacity: 0; transition: opacity .3s ease; pointer-events: none; }
.float-item:hover { background: var(--kiln); border-color: var(--kiln); color: #fff; }
.float-item:hover strong { opacity: 1; }

/* ---------- inner pages ---------- */
.page-head { padding: 60px 24px 30px; }
.page-title { font-size: clamp(30px, 4vw, 46px); margin: 0; }
.archive-desc { color: var(--mist); font-size: 14px; margin-top: 10px; }
.page-hero {
  padding: clamp(56px, 8vw, 100px) 0; border-bottom: 1px solid var(--line);
  background-color: var(--surface-2); background-size: cover; background-position: center;
}
.page-hero-title { font-size: clamp(28px, 4vw, 48px); margin: 8px 0 0; }
.post-meta { font-family: var(--font-cond); font-size: 13px; letter-spacing: .16em; color: var(--mist); margin: 0 0 6px; }
.breadcrumb { font-size: 13px; color: var(--mist); margin-bottom: 14px; }
.breadcrumb a:hover { color: var(--kiln); }

.content-area { padding: clamp(46px, 6vw, 80px) 24px; }
.content-area.with-sidebar { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 50px; align-items: start; }
.content-main { min-width: 0; }
.post-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.post-card { border: 1px solid var(--line); background: var(--surface-2); overflow: hidden; display: flex; flex-direction: column; }
.post-card:hover { transform: translateY(-6px); border-color: rgba(228, 98, 42, .45); }
.post-card-media { height: 190px; overflow: hidden; display: block; }
.post-card-media img { width: 100%; height: 100%; object-fit: cover; transition: transform 1s var(--ease); }
.post-card:hover .post-card-media img { transform: scale(1.08); }
.post-card-body { padding: 22px; }
.post-card-meta { font-size: 12px; color: var(--mist); display: flex; gap: 10px; margin-bottom: 10px; }
.post-card-title { font-size: 18px; margin-bottom: 10px; }
.post-card-excerpt { font-size: 13.5px; color: rgba(238, 240, 234, .6); margin-bottom: 14px; }
.post-card-more { font-size: 13px; letter-spacing: .12em; color: var(--celadon-2); }

.entry-content { font-size: 16px; line-height: 1.95; color: rgba(238, 240, 234, .82); }
.entry-content h2 { font-size: 26px; margin-top: 1.6em; }
.entry-content h3 { font-size: 21px; margin-top: 1.4em; }
.entry-content p { margin-bottom: 1.3em; }
.entry-content ul, .entry-content ol { padding-left: 1.4em; margin-bottom: 1.3em; }
.entry-content ul { list-style: disc; }
.entry-content ol { list-style: decimal; }
.entry-content a { color: var(--celadon-2); text-decoration: underline; }
.entry-content blockquote { border-left: 3px solid var(--kiln); margin: 1.6em 0; padding: 6px 0 6px 22px; color: rgba(238, 240, 234, .7); font-family: var(--font-display); }
.entry-content table { width: 100%; border-collapse: collapse; margin: 1.5em 0; font-size: 14px; }
.entry-content th, .entry-content td { border: 1px solid var(--line); padding: 10px 14px; text-align: left; }
.entry-content img { margin: 1.5em 0; }
.entry-thumb { margin: 0 0 30px; overflow: hidden; }

.entry-tags { margin: 30px 0; }
.tag-list { display: flex; flex-wrap: wrap; gap: 8px; }
.tag-list a { font-size: 12px; border: 1px solid var(--line); padding: 5px 12px; color: var(--mist); }
.tag-list a:hover { color: var(--kiln); border-color: var(--kiln); }

.post-nav { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; border-top: 1px solid var(--line); padding-top: 24px; margin-top: 30px; }
.post-nav span { display: block; font-size: 12px; color: var(--mist); letter-spacing: .14em; }
.post-nav-next { text-align: right; }

.product-single .spec-panel { border: 1px solid var(--line); margin-bottom: 34px; }
.spec-panel-title { padding: 16px 22px; margin: 0; font-size: 17px; border-bottom: 1px solid var(--line); background: var(--surface-2); }
.spec-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.spec-table th, .spec-table td { padding: 12px 22px; border-bottom: 1px solid rgba(238, 240, 234, .07); text-align: left; font-weight: 400; }
.spec-table th { color: var(--mist); width: 40%; }
.product-cta { display: flex; gap: 14px; margin-top: 34px; flex-wrap: wrap; }

/* sidebar + widgets */
.widget-area { position: sticky; top: 120px; }
.widget { border: 1px solid var(--line); background: var(--surface-2); padding: 24px; margin-bottom: 20px; }
.widget-title { font-size: 17px; margin-bottom: 16px; padding-bottom: 12px; border-bottom: 1px solid var(--line); }
.widget-contact-list li { padding: 9px 0; border-bottom: 1px dashed rgba(238, 240, 234, .1); font-size: 13.5px; }
.widget-contact-list span { display: block; color: var(--mist); font-size: 12px; }
.widget-contact-list strong { font-weight: 500; }
.widget-product-list li { margin-bottom: 9px; }
.widget-product-list a { font-size: 14px; color: rgba(238, 240, 234, .72); }
.widget ul { list-style: none; padding: 0; }

.search-form { display: flex; gap: 8px; }
.search-field { flex: 1; background: rgba(7, 11, 14, .7); border: 1px solid var(--line); color: var(--porcelain); padding: 11px 14px; font-size: 14px; font-family: var(--font-body); }
.search-field:focus { outline: none; border-color: var(--kiln); }
.search-submit { background: var(--kiln); border: 0; color: #fff; width: 46px; cursor: pointer; display: flex; align-items: center; justify-content: center; }
.search-submit svg { width: 17px; height: 17px; fill: currentColor; }

.pagination { margin-top: 44px; }
.pagination ul { display: flex; gap: 8px; flex-wrap: wrap; justify-content: center; }
.pagination a, .pagination span {
  display: inline-flex; align-items: center; justify-content: center; min-width: 42px; height: 42px; padding: 0 12px;
  border: 1px solid var(--line); font-family: var(--font-cond); font-size: 16px; color: rgba(238, 240, 234, .7);
}
.pagination .current { background: var(--kiln); border-color: var(--kiln); color: #fff; }

.comments-area { margin-top: 50px; border-top: 1px solid var(--line); padding-top: 30px; }
.comments-title { font-size: 22px; }
.comment-list { list-style: none; padding: 0; }
.comment-list .comment { border-bottom: 1px solid var(--line); padding: 18px 0; }
.comment-body { font-size: 14.5px; }
.comment-metadata { font-size: 12px; color: var(--mist); }
.comment-form p { margin-bottom: 14px; }
.comment-form input, .comment-form textarea {
  width: 100%; background: rgba(7, 11, 14, .7); border: 1px solid var(--line); color: var(--porcelain);
  padding: 11px 14px; font-family: var(--font-body); font-size: 15px;
}
.form-submit .submit { background: var(--kiln); color: #fff; border: 0; padding: 13px 30px; cursor: pointer; font-size: 15px; }

.no-results { padding: 40px 0; color: var(--mist); }

.error-404 { padding: clamp(80px, 14vw, 180px) 0; text-align: center; }
.error-code { font-family: var(--font-cond); font-size: clamp(90px, 16vw, 200px); line-height: 1; color: rgba(228, 98, 42, .25); margin: 0; font-weight: 700; }
.error-title { font-size: clamp(26px, 4vw, 42px); }
.error-text { color: var(--mist); max-width: 560px; margin: 0 auto 30px; }
.error-404 .search-form { max-width: 420px; margin: 0 auto 26px; }
.error-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

/* ---------- reveal ---------- */
[data-reveal], [data-reveal-x] { opacity: 0; transition: opacity .85s var(--ease), transform .85s var(--ease); }
[data-reveal] { transform: translateY(26px); }
[data-reveal-x] { transform: translateX(-30px); }
[data-reveal].is-in, [data-reveal-x].is-in { opacity: 1; transform: none; }

/* ---------- responsive ---------- */
@media (max-width: 1180px) {
  .stats-grid { grid-template-columns: repeat(3, 1fr); }
  .stat-item:nth-child(4) { border-left: 0; }
  .prod-grid, .app-grid { grid-template-columns: repeat(3, 1fr); }
  .adv-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-card-lg { grid-column: span 2; }
  .footer-cols { grid-template-columns: 1fr 1fr; }
  .timeline { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 980px) {
  .about-grid, .process-grid, .contact-grid, .news-grid { grid-template-columns: 1fr; }
  .process-sticky, .widget-area { position: static; }
  .content-area.with-sidebar { grid-template-columns: 1fr; }
  .post-grid { grid-template-columns: repeat(2, 1fr); }
  .honor-grid { grid-template-columns: repeat(2, 1fr); }
  .news-card-lg { grid-row: auto; }
  .topbar-hours, .topbar-mail { display: none; }

  .menu-toggle { display: block; }
  .main-navigation {
    position: fixed; inset: 42px 0 0; background: rgba(7, 11, 14, .98); padding: 30px 24px;
    transform: translateX(100%); transition: transform .45s var(--ease); justify-content: flex-start; overflow-y: auto;
  }
  .main-navigation.is-open { transform: translateX(0); }
  .primary-menu { flex-direction: column; align-items: flex-start; gap: 0; width: 100%; }
  .primary-menu > li { width: 100%; border-bottom: 1px solid var(--line); }
  .primary-menu > li > a { padding: 16px 0; font-size: 18px; }
  .primary-menu .sub-menu { position: static; opacity: 1; visibility: visible; transform: none; border: 0; background: transparent; padding: 0 0 12px; }
  .primary-menu .sub-menu a { padding: 8px 0 8px 16px; }
}

@media (max-width: 720px) {
  .prod-grid, .app-grid, .post-grid { grid-template-columns: repeat(2, 1fr); }
  .adv-grid { grid-template-columns: 1fr; }
  .adv-card-lg { grid-column: span 1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-left: 0; padding: 26px 12px; }
  .form-grid { grid-template-columns: 1fr; }
  .form-field-full { grid-column: span 1; }
  .honor-grid { grid-template-columns: 1fr; }
  .hero-side { display: none; }
  .hero-nav { overflow-x: auto; }
  .hero-dot { min-width: 170px; padding: 12px 16px; }
  .hero-dot-label { display: none; }
  .about-fig-sub { position: static; width: 100%; height: 220px; margin-top: 14px; border: 0; }
  .about-badge { left: 0; }
  .process-step { grid-template-columns: 44px 1fr; }
  .step-data { grid-column: 2; }
  .float-tools { bottom: 70px; right: 12px; }
  .footer-cols { grid-template-columns: 1fr; gap: 30px; }
  .topbar-inner { height: auto; padding: 8px 24px; flex-wrap: wrap; }
}

@media (max-width: 480px) {
  .prod-grid, .app-grid, .post-grid { grid-template-columns: 1fr; }
  .btn { padding: 13px 22px; font-size: 14px; }
}

@media (prefers-reduced-motion: reduce) {
  .marquee-track, .hero-slide.is-active .hero-media img, .hero-dot.is-active .hero-dot-bar i { animation: none !important; }
  [data-reveal], [data-reveal-x] { opacity: 1 !important; transform: none !important; }
}