/* =========================================================
   Demo2测试
   蓝白高级科技风单页官网
   ========================================================= */

:root {
  --bg: #e8f0f7;
  --bg-alt: #d7e6f3;
  --surface: rgba(255, 255, 255, 0.86);
  --surface-strong: #ffffff;
  --ink: #0c243f;
  --ink-soft: #35516d;
  --muted: #62809a;
  --line: rgba(15, 74, 128, 0.16);
  --line-soft: rgba(15, 74, 128, 0.09);
  --blue-deep: #083560;
  --blue: #1769ad;
  --accent: #1a7fd4;
  --accent-2: #1fb8c9;
  --accent-soft: rgba(31, 184, 201, 0.14);
  --blue-soft: rgba(23, 105, 173, 0.1);
  --cta: #1769ad;
  --cta-deep: #0a4d8c;
  --header-h: 96px;
  --max: 1180px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --font-display: "Inter", "Segoe UI", Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "PingFang SC", "Microsoft YaHei", "Segoe UI", Arial, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid rgba(31, 184, 201, 0.86);
  outline-offset: 4px;
}

button,
input,
textarea {
  font: inherit;
}

h1,
h2,
h3,
strong {
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0;
  line-height: 1.2;
}

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(ellipse 48% 34% at 92% 4%, rgba(31, 184, 201, 0.22), transparent 60%),
    radial-gradient(ellipse 40% 32% at 6% 22%, rgba(23, 105, 173, 0.16), transparent 58%),
    radial-gradient(ellipse 55% 28% at 50% 78%, rgba(26, 127, 212, 0.1), transparent 65%),
    linear-gradient(165deg, #dbe8f4 0%, #e8f1f8 38%, #d5e5f2 72%, #eaf2f8 100%);
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.5;
  background-image:
    linear-gradient(rgba(8, 53, 96, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(8, 53, 96, 0.055) 1px, transparent 1px);
  background-size: 54px 54px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.5), transparent 70%);
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px) saturate(1.15);
  border-bottom: 1px solid rgba(15, 74, 128, 0.1);
  transition:
    border-color 0.3s var(--ease),
    background 0.3s var(--ease),
    box-shadow 0.3s var(--ease),
    backdrop-filter 0.3s var(--ease);
}

.site-header::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--blue-deep) 0%, var(--blue) 42%, var(--accent-2) 100%);
  opacity: 0.95;
  transition: opacity 0.3s var(--ease), background 0.3s var(--ease);
}

body.has-hero .site-header:not(.is-scrolled) {
  background:
    linear-gradient(180deg, rgba(4, 22, 40, 0.82) 0%, rgba(6, 32, 56, 0.58) 62%, rgba(6, 32, 56, 0.24) 100%);
  backdrop-filter: blur(12px) saturate(1.08);
  border-bottom-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 14px 38px rgba(2, 18, 32, 0.16);
}

body.has-hero .site-header:not(.is-scrolled)::before {
  opacity: 0.7;
  background: linear-gradient(90deg, var(--accent-2) 0%, rgba(255, 255, 255, 0.55) 48%, var(--blue) 100%);
}

.site-header.is-scrolled {
  border-bottom-color: rgba(15, 74, 128, 0.1);
  background: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(18px) saturate(1.15);
  box-shadow: 0 12px 36px rgba(8, 53, 96, 0.06);
}

.header-inner {
  max-width: calc(var(--max) + 64px);
  margin: 0 auto;
  padding: 0 28px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 28px;
}

.header-inner .brand {
  flex-shrink: 0;
  order: 1;
}

.brand {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
  min-width: 0;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
  transition: opacity 0.25s var(--ease);
}

.brand::before,
.brand::after {
  display: none;
}

.brand:hover {
  opacity: 0.94;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 84px;
  height: 54px;
  flex-shrink: 0;
  background: transparent;
  box-shadow: none;
}

.brand-mark::after {
  display: none;
}

.brand-logo-img {
  width: 84px;
  height: 54px;
  object-fit: contain;
  flex-shrink: 0;
  padding: 0;
  background: transparent;
  filter: none;
}

.brand-text {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  min-width: 0;
  padding: 1px 0 0;
}

.brand-name {
  font-family: var(--font-body);
  font-size: 21px;
  font-weight: 700;
  letter-spacing: 0.08em;
  line-height: 1.05;
  color: var(--blue-deep);
  white-space: nowrap;
  transition: color 0.3s var(--ease);
}

.brand-name-compact,
.brand-name-rest,
.brand-name-full {
  font-weight: 700;
}

.brand-en {
  font-family: var(--font-display);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.22em;
  line-height: 1.15;
  color: rgba(23, 105, 173, 0.68);
  text-transform: uppercase;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 320px;
  transition: color 0.3s var(--ease);
}

body.has-hero .site-header:not(.is-scrolled) .brand-name {
  color: #fff;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.22);
}

body.has-hero .site-header:not(.is-scrolled) .brand-en {
  color: rgba(198, 236, 244, 0.88);
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.18);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 2px;
  flex-wrap: nowrap;
  margin-left: auto;
  order: 3;
}

.nav-search {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  flex-shrink: 0;
  margin-left: 8px;
  order: 4;
  border: 1px solid rgba(23, 105, 173, 0.16);
  background: rgba(255, 255, 255, 0.78);
  color: var(--blue-deep);
  transition: border-color 0.2s var(--ease), color 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease);
}

.site-nav a {
  position: relative;
  padding: 10px 14px;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.05em;
  color: var(--ink-soft);
  white-space: nowrap;
  transition: color 0.25s var(--ease);
}

body.has-hero .site-header:not(.is-scrolled) .site-nav a {
  color: rgba(244, 250, 255, 0.94);
  text-shadow: 0 1px 10px rgba(2, 18, 32, 0.26);
}

.site-nav a:hover {
  color: var(--blue-deep);
  background: transparent;
}

body.has-hero .site-header:not(.is-scrolled) .site-nav a:hover {
  color: #fff;
}

.site-nav a::after {
  content: "";
  position: absolute;
  left: 14px;
  right: 14px;
  bottom: 4px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--blue));
  transform: scaleX(0);
  transform-origin: left center;
  transition: transform 0.28s var(--ease);
}

body.has-hero .site-header:not(.is-scrolled) .site-nav a::after {
  background: linear-gradient(90deg, var(--accent-2), #fff);
}

.site-nav a:hover::after,
.site-nav a.is-active::after {
  transform: scaleX(1);
}

.site-nav a.is-active {
  color: var(--blue-deep);
  font-weight: 600;
  background: transparent;
  box-shadow: none;
  padding-left: 14px;
}

body.has-hero .site-header:not(.is-scrolled) .site-nav a.is-active {
  color: #fff;
}

.site-nav a.is-active::before {
  display: none;
}

.site-nav .nav-cta {
  margin-left: 10px;
  min-height: 42px;
  padding: 0 22px;
  display: inline-flex;
  align-items: center;
  color: #fff;
  font-weight: 600;
  letter-spacing: 0.06em;
  background: linear-gradient(135deg, #1a86c8 0%, #0c5b9a 100%);
  box-shadow: 0 8px 18px rgba(8, 53, 96, 0.18);
  border-bottom: 0;
}

.site-nav .nav-cta::after {
  display: none;
}

.site-nav .nav-cta:hover {
  color: #fff;
  background: linear-gradient(135deg, #2196d8 0%, #0a4a86 100%);
  transform: translateY(-1px);
}

.site-nav .nav-cta.is-active {
  padding-left: 22px;
  color: #fff;
  font-weight: 600;
  background: linear-gradient(135deg, #0f5f9e 0%, #083560 100%);
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.16),
    0 10px 22px rgba(8, 53, 96, 0.24);
}

.site-nav .nav-cta.is-active::before,
.site-nav .nav-cta.is-active::after {
  display: none;
}

body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta,
body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta.is-active,
body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta:hover {
  color: #fff;
  text-shadow: none;
}

body.has-hero .site-header:not(.is-scrolled) .nav-search {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.14);
  color: #fff;
}

.nav-search span {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
}

.nav-search svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.nav-search:hover,
.nav-search.is-active {
  border-color: rgba(31, 184, 201, 0.55);
  color: var(--blue);
  background: linear-gradient(180deg, #fff, rgba(231, 244, 250, 0.95));
  box-shadow: 0 8px 18px rgba(8, 53, 96, 0.08);
}

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  order: 5;
  border: 1px solid var(--line-soft);
  background: rgba(255, 255, 255, 0.7);
  cursor: pointer;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 6px;
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.3s var(--ease), opacity 0.3s var(--ease), background 0.3s var(--ease);
}

body.has-hero .site-header:not(.is-scrolled) .nav-toggle {
  border-color: rgba(255, 255, 255, 0.28);
  background: rgba(255, 255, 255, 0.1);
}

body.has-hero .site-header:not(.is-scrolled) .nav-toggle span {
  background: #fff;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid transparent;
  cursor: pointer;
  transition: background 0.25s var(--ease), color 0.25s var(--ease), border-color 0.25s var(--ease), transform 0.25s var(--ease);
}

.btn:hover {
  transform: translateY(-1px);
}

.btn-primary {
  background: var(--cta);
  color: #fff;
}

.btn-primary:hover {
  background: var(--cta-deep);
  color: #fff;
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border-color: rgba(125, 211, 252, 0.45);
}

.btn-ghost:hover {
  border-color: var(--accent-2);
  background: rgba(43, 184, 201, 0.16);
  color: #fff;
}

.btn-line {
  min-height: 40px;
  padding: 0 18px;
  background: transparent;
  color: var(--blue);
  border-color: rgba(26, 111, 181, 0.45);
  flex-shrink: 0;
}

.btn-line:hover {
  background: var(--blue);
  color: #fff;
}

.section-actions {
  display: flex;
  justify-content: center;
  margin-top: 28px;
}

.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: grid;
  align-items: end;
  overflow: hidden;
  background: #0a3d6e;
}

.hero-visual {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-slides {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
  background: #082744;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transform: scale(1.03);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  filter: saturate(0.92) contrast(1.04);
  transition: opacity 0.9s var(--ease), transform 5.8s ease;
}

.hero-slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.hero-slide-tech {
  background-image: url("../assets/images/hero/aerosol-characterization.jpg");
  background-position: center right;
}

.hero-slide-lab {
  background-image: url("../assets/images/hero/hero-cleanroom.jpg");
  background-position: center;
}

.hero-slide-original {
  background-image: url("../assets/images/hero/hero-factory.jpg");
  background-position: center right;
}

.hero-shade {
  position: absolute;
  inset: 0;
  z-index: 1;
  background:
    radial-gradient(ellipse 48% 64% at 16% 58%, rgba(10, 45, 78, 0.42), transparent 64%),
    radial-gradient(ellipse 42% 50% at 76% 30%, rgba(31, 184, 201, 0.14), transparent 62%),
    linear-gradient(90deg, rgba(5, 24, 43, 0.98) 0%, rgba(9, 53, 94, 0.86) 42%, rgba(10, 61, 110, 0.36) 100%),
    linear-gradient(180deg, rgba(5, 24, 43, 0.2), rgba(5, 24, 43, 0.66));
  pointer-events: none;
}

.hero-grid {
  position: absolute;
  inset: 0;
  z-index: 2;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.1) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.1) 1px, transparent 1px);
  background-size: 64px 64px;
  mask-image: radial-gradient(ellipse 72% 60% at 70% 45%, #000 20%, transparent 75%);
  animation: gridDrift 28s linear infinite;
}

@keyframes gridDrift {
  from { background-position: 0 0; }
  to { background-position: 64px 64px; }
}

.hero-schematic {
  position: absolute;
  z-index: 3;
  right: -4%;
  top: 8%;
  width: min(72vw, 900px);
  height: auto;
  opacity: 0.55;
}

.scan-line {
  animation: scanMove 3.2s var(--ease) infinite;
}

@keyframes scanMove {
  0%, 100% { transform: translateY(0); opacity: 0.3; }
  50% { transform: translateY(155px); opacity: 1; }
}

.data-path {
  animation: dashFlow 2.4s linear infinite;
}

@keyframes dashFlow {
  to { stroke-dashoffset: -24; }
}

.node {
  animation: nodePulse 2.8s var(--ease) infinite;
}

@keyframes nodePulse {
  0%, 100% { opacity: 0.45; }
  50% { opacity: 1; }
}

.hero-orb {
  position: absolute;
  right: 12%;
  top: 28%;
  z-index: 2;
  width: min(42vw, 420px);
  height: min(42vw, 420px);
  border-radius: 50%;
  background: radial-gradient(circle, rgba(43, 184, 201, 0.18) 0%, rgba(26, 127, 212, 0.08) 45%, transparent 70%);
  filter: blur(2px);
  animation: orbBreathe 6s var(--ease) infinite;
}

@keyframes orbBreathe {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.08); opacity: 1; }
}

.hero-content {
  position: relative;
  z-index: 5;
  max-width: calc(var(--max) + 80px);
  margin: 0 auto;
  padding: 72px 24px 96px;
  width: 100%;
}

.hero-content::before {
  content: "";
  position: absolute;
  left: 24px;
  bottom: 94px;
  width: 3px;
  height: 236px;
  background: linear-gradient(180deg, transparent, var(--accent-2), rgba(255, 255, 255, 0.68), transparent);
  box-shadow: 0 0 26px rgba(31, 184, 201, 0.42);
  transform: translateX(-22px);
}

.brand-hero {
  margin: 0 0 18px;
  max-width: 10em;
  font-family: var(--font-display);
  font-size: clamp(42px, 7vw, 76px);
  font-weight: 700;
  line-height: 1.02;
  color: #ffffff;
  letter-spacing: -0.04em;
  text-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
  animation: riseIn 0.9s var(--ease) both;
}

.hero h1 {
  margin: 0 0 14px;
  max-width: 20em;
  font-size: clamp(24px, 3vw, 38px);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: #c7f7ff;
  text-wrap: balance;
  text-shadow: 0 10px 32px rgba(2, 18, 32, 0.28);
  animation: riseIn 0.9s var(--ease) 0.12s both;
}

.hero-lead {
  margin: 0 0 20px;
  max-width: 36em;
  font-size: 16px;
  color: rgba(244, 250, 255, 0.94);
  font-weight: 400;
  text-shadow: 0 1px 12px rgba(2, 18, 32, 0.22);
  animation: riseIn 0.9s var(--ease) 0.22s both;
}

.hero-proof {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 28px;
  animation: riseIn 0.9s var(--ease) 0.28s both;
}

.hero-proof span {
  min-width: 58px;
  padding: 7px 12px;
  border: 1px solid rgba(125, 211, 252, 0.32);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(235, 250, 255, 0.92);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-align: center;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  animation: riseIn 0.9s var(--ease) 0.36s both;
}

.hero-dots {
  position: absolute;
  z-index: 6;
  left: 50%;
  bottom: 28px;
  display: flex;
  gap: 10px;
  transform: translateX(-50%);
}

.hero-dots button {
  width: 36px;
  height: 3px;
  padding: 0;
  border: 0;
  background: rgba(255, 255, 255, 0.42);
  cursor: pointer;
  transition: width 0.24s var(--ease), background 0.24s var(--ease);
}

.hero-dots button:hover,
.hero-dots button.active {
  width: 52px;
  background: #fff;
}

@keyframes riseIn {
  from { opacity: 0; transform: translateY(22px); }
  to { opacity: 1; transform: translateY(0); }
}

.section {
  padding: 96px 0;
  position: relative;
}

.section-alt {
  background:
    radial-gradient(ellipse 55% 60% at 100% 0%, rgba(31, 184, 201, 0.14), transparent 58%),
    linear-gradient(180deg, rgba(214, 230, 244, 0.95), rgba(232, 241, 248, 0.72));
}

.section-inner {
  max-width: calc(var(--max) + 80px);
  margin: 0 auto;
  padding: 0 24px;
}

.section-head {
  max-width: 720px;
  margin-bottom: 56px;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 14px;
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--blue);
}

.section-label::before {
  content: "";
  width: 24px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--blue));
  box-shadow: 0 0 12px rgba(31, 184, 201, 0.45);
}

.section-head h2 {
  margin: 0 0 14px;
  font-size: 34px;
  color: var(--blue-deep);
}

.section-desc {
  margin: 0;
  font-size: 15px;
  color: var(--ink-soft);
  font-weight: 300;
}

/* 栏目色彩层次 */
#products {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94) 0%, rgba(244, 249, 253, 0.9) 100%);
  border-top: 1px solid rgba(23, 105, 173, 0.08);
}

#solutions {
  background:
    radial-gradient(ellipse 50% 45% at 0% 30%, rgba(23, 105, 173, 0.1), transparent 55%),
    radial-gradient(ellipse 45% 40% at 100% 0%, rgba(31, 184, 201, 0.16), transparent 50%),
    linear-gradient(180deg, #d4e5f3 0%, #e4eef7 100%);
}

#insights {
  background:
    radial-gradient(ellipse 40% 50% at 90% 80%, rgba(31, 184, 201, 0.1), transparent 55%),
    linear-gradient(180deg, #f5fafc 0%, #ebf3fa 100%);
}

#downloads {
  background:
    radial-gradient(ellipse 55% 45% at 10% 100%, rgba(23, 105, 173, 0.12), transparent 55%),
    linear-gradient(180deg, #d8e7f4 0%, #e7f0f7 100%);
}

#about {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(239, 246, 251, 0.92));
}

#contact {
  background:
    linear-gradient(180deg, rgba(236, 245, 251, 0.9), rgba(228, 239, 248, 0.95));
  border-top: 1px solid rgba(23, 105, 173, 0.1);
}

.section-contact {
  padding-bottom: 120px;
}

.contact-head {
  margin-bottom: 22px;
}

.contact-board {
  display: grid;
  grid-template-columns: 1.2fr 0.95fr;
  min-height: 360px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(23, 105, 173, 0.1);
  box-shadow: 0 22px 54px rgba(8, 53, 96, 0.07);
  overflow: hidden;
}

.contact-board-media {
  position: relative;
  min-height: 360px;
  background:
    radial-gradient(ellipse 60% 50% at 50% 45%, rgba(31, 184, 201, 0.12), transparent 70%),
    #d5e4f1;
  overflow: hidden;
}

.contact-board-media::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(8, 53, 96, 0.04), rgba(8, 53, 96, 0.18)),
    linear-gradient(90deg, rgba(8, 53, 96, 0.1), transparent 24%, transparent 76%, rgba(8, 53, 96, 0.08)),
    linear-gradient(rgba(125, 211, 252, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.07) 1px, transparent 1px);
  background-size: auto, auto, 28px 28px, 28px 28px;
  box-shadow:
    inset 0 0 0 1px rgba(255, 255, 255, 0.16),
    inset 16px 16px 0 -14px rgba(125, 211, 252, 0.35),
    inset -16px -16px 0 -14px rgba(125, 211, 252, 0.22);
}

.contact-board-media img {
  width: 100%;
  height: 100%;
  min-height: 360px;
  object-fit: cover;
  display: block;
  filter: saturate(0.9) contrast(1.03) brightness(0.98);
}

.contact-board-media::after {
  content: "";
  position: absolute;
  left: 46%;
  top: 44%;
  z-index: 2;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at center, #fff 0 28%, var(--accent-2) 30% 58%, transparent 60%);
  box-shadow:
    0 0 0 8px rgba(31, 184, 201, 0.16),
    0 0 0 18px rgba(31, 184, 201, 0.08),
    0 10px 24px rgba(8, 53, 96, 0.22);
  pointer-events: none;
  transform: translate(-50%, -50%);
}

.contact-board-overlay {
  position: absolute;
  left: 18px;
  bottom: 18px;
  z-index: 3;
  display: inline-flex;
  flex-direction: column;
  gap: 4px;
  padding: 10px 12px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  background: rgba(8, 53, 96, 0.58);
  color: #fff;
  backdrop-filter: blur(10px);
  pointer-events: none;
}

.contact-board-overlay strong {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.contact-board-overlay span {
  font-size: 11px;
  color: rgba(210, 236, 244, 0.88);
  letter-spacing: 0.04em;
}

.contact-board-panel {
  position: relative;
  display: flex;
  flex-direction: column;
  background:
    radial-gradient(ellipse 58% 42% at 100% 0%, rgba(31, 184, 201, 0.22), transparent 64%),
    linear-gradient(165deg, rgba(7, 48, 86, 0.98), rgba(14, 86, 138, 0.94) 52%, rgba(11, 68, 112, 0.96));
  color: rgba(255, 255, 255, 0.88);
  overflow: hidden;
}

.contact-board-panel::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-2), transparent 72%);
}

.contact-board-panel::after {
  content: "";
  position: absolute;
  right: -18%;
  top: -20%;
  width: 180px;
  height: 180px;
  border: 1px solid rgba(125, 211, 252, 0.16);
  border-radius: 50%;
  pointer-events: none;
}

.contact-board-info {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
  flex: 1;
  padding: 34px 32px 24px;
}

.contact-board-info p {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 15px;
}

.contact-board-info p > span:first-child {
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(157, 220, 230, 0.82);
}

.contact-board-info a {
  color: #fff;
  transition: color 0.25s var(--ease);
}

.contact-board-info a:hover {
  color: var(--accent-2);
}

.contact-board-addresses {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 16px;
  padding: 22px 32px 28px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.05), rgba(255, 255, 255, 0.02));
}

.contact-board-addresses > div + div {
  padding-top: 14px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.contact-board-addresses strong {
  display: block;
  margin-bottom: 6px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: rgba(255, 255, 255, 0.95);
}

.contact-board-addresses p {
  margin: 0;
  font-size: 13px;
  color: rgba(220, 234, 244, 0.76);
  font-weight: 300;
  line-height: 1.65;
}

.contact-board-info .copy-contact-btn {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: #fff;
}

.contact-board-info .copy-contact-btn:hover {
  background: rgba(31, 184, 201, 0.22);
  border-color: var(--accent-2);
  color: #fff;
}

.contact-board-info .copy-contact-btn:disabled {
  border-color: var(--accent-2);
  color: var(--accent-2);
}

.product-flow {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 0.82fr) minmax(360px, 1fr);
  gap: 32px;
  align-items: center;
  margin: -12px 0 26px;
  padding: 26px 28px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 56% 120% at 100% 50%, rgba(31, 184, 201, 0.18), transparent 62%),
    linear-gradient(135deg, rgba(8, 53, 96, 0.96), rgba(16, 96, 154, 0.88));
  color: #fff;
  box-shadow: 0 24px 60px rgba(8, 53, 96, 0.16);
}

.product-flow::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.08) 1px, transparent 1px);
  background-size: 34px 34px;
  mask-image: linear-gradient(90deg, transparent, #000 42%, #000);
  pointer-events: none;
}

.product-flow-copy,
.product-flow-steps {
  position: relative;
  z-index: 1;
}

.product-flow-copy span {
  display: inline-block;
  margin-bottom: 8px;
  color: rgba(157, 220, 230, 0.9);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.product-flow-copy strong {
  display: block;
  margin-bottom: 8px;
  color: #fff;
  font-size: 22px;
}

.product-flow-copy p {
  margin: 0;
  max-width: 32em;
  color: rgba(230, 244, 252, 0.82);
  font-size: 14px;
  line-height: 1.7;
}

.product-flow-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  align-items: center;
  gap: 10px;
}

.product-flow-steps span {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 74px;
  border: 1px solid rgba(255, 255, 255, 0.2);
  background: rgba(255, 255, 255, 0.08);
  color: rgba(246, 252, 255, 0.96);
  font-weight: 600;
  letter-spacing: 0.14em;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.product-flow-steps span + span::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 50%;
  width: 26px;
  height: 1px;
  background: linear-gradient(90deg, rgba(125, 211, 252, 0.2), rgba(125, 211, 252, 0.8));
}

.product-list {
  position: relative;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border-top: 1px solid rgba(31, 184, 201, 0.14);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(247, 251, 253, 0.72));
  box-shadow:
    0 0 0 1px rgba(23, 105, 173, 0.06),
    0 18px 42px rgba(8, 53, 96, 0.045);
}

.product-list::before {
  content: "";
  height: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--blue), rgba(23, 105, 173, 0));
}

.product-row {
  position: relative;
  display: grid;
  grid-template-columns: 56px 108px 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 26px 22px;
  border-bottom: 1px solid rgba(15, 74, 128, 0.08);
  transition: background 0.3s var(--ease), padding 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.product-row::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 0;
  background: linear-gradient(180deg, var(--accent-2), var(--blue));
  transition: width 0.25s var(--ease);
}

.product-row:last-child {
  border-bottom: 0;
}

.product-row:hover {
  background: linear-gradient(90deg, rgba(31, 184, 201, 0.06), rgba(255, 255, 255, 0.4) 42%, transparent);
  padding-left: 26px;
  padding-right: 22px;
  box-shadow: none;
  transform: none;
}

.product-row:hover::after {
  width: 2px;
}

.product-index {
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: rgba(11, 93, 153, 0.72);
  background: transparent;
  padding: 0;
  text-align: left;
  border: 0;
  box-shadow: none;
}

.product-thumb {
  position: relative;
  width: 108px;
  height: 78px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 78% 70% at 50% 30%, rgba(31, 184, 201, 0.08), transparent 70%),
    rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(23, 105, 173, 0.08);
  box-shadow: none;
}

.product-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 8px 10px;
  mix-blend-mode: multiply;
}

.product-body h3 {
  margin: 0 0 6px;
  font-size: 18px;
  font-weight: 600;
  color: var(--blue-deep);
  letter-spacing: 0.01em;
}

.product-body p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  font-weight: 300;
  max-width: 48em;
  line-height: 1.65;
}

.product-meta {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
}

.product-more {
  color: var(--blue) !important;
  border-color: transparent !important;
  background: transparent;
  padding: 0 !important;
  border-bottom: 0 !important;
}

.product-meta span {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: rgba(53, 81, 109, 0.72);
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(23, 105, 173, 0.14);
  padding: 0 0 1px;
}

.product-meta .product-more {
  color: var(--blue) !important;
  border: 0 !important;
  background: transparent;
  box-shadow: none;
  padding: 0 !important;
  font-weight: 600;
  letter-spacing: 0.08em;
  position: relative;
}

.product-meta .product-more::after {
  content: "→";
  margin-left: 6px;
  font-weight: 500;
  opacity: 0.7;
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}

.product-row:hover .product-meta .product-more {
  color: var(--blue-deep) !important;
}

.product-row:hover .product-meta .product-more::after {
  transform: translateX(2px);
  opacity: 1;
}

.solution-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
  border: 0;
}

.solution-item {
  position: relative;
  padding: 36px 32px;
  border: 1px solid rgba(23, 105, 173, 0.12);
  background:
    linear-gradient(90deg, rgba(31, 184, 201, 0.62), rgba(23, 105, 173, 0.04) 24%, transparent 54%) 0 0 / 100% 3px no-repeat,
    linear-gradient(160deg, rgba(255, 255, 255, 0.86), rgba(236, 246, 250, 0.74));
  box-shadow: 0 10px 28px rgba(8, 53, 96, 0.04);
  transition: background 0.3s var(--ease), transform 0.3s var(--ease), box-shadow 0.3s var(--ease), border-color 0.3s var(--ease);
}

.solution-item::before {
  content: "";
  position: absolute;
  right: 24px;
  top: 24px;
  width: 42px;
  height: 42px;
  border-right: 1px solid rgba(31, 184, 201, 0.24);
  border-top: 1px solid rgba(31, 184, 201, 0.24);
  opacity: 0.72;
  pointer-events: none;
}

.solution-item:nth-child(even) {
  background:
    linear-gradient(90deg, rgba(23, 105, 173, 0.5), rgba(31, 184, 201, 0.04) 24%, transparent 54%) 0 0 / 100% 3px no-repeat,
    linear-gradient(160deg, rgba(232, 244, 250, 0.9), rgba(255, 255, 255, 0.76));
}

.solution-item:hover {
  border-color: rgba(31, 184, 201, 0.22);
  background:
    linear-gradient(90deg, var(--accent-2), rgba(23, 105, 173, 0.06) 30%, transparent 60%) 0 0 / 100% 3px no-repeat,
    linear-gradient(160deg, #ffffff, rgba(224, 242, 248, 0.96));
  box-shadow: 0 18px 40px rgba(8, 53, 96, 0.11);
  transform: translateY(-2px);
}

.solution-item h3 {
  margin: 0 0 12px;
  font-size: 19px;
  color: var(--blue-deep);
}

.solution-item p {
  margin: 0 0 20px;
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 300;
}

.solution-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--blue);
  padding: 4px 0;
  border-bottom: 1px solid rgba(31, 184, 201, 0.45);
  margin-bottom: 14px;
}

.solution-products {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.solution-products a {
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--blue-deep);
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.78);
  border: 1px solid rgba(23, 105, 173, 0.16);
  transition: background 0.2s var(--ease), border-color 0.2s var(--ease), color 0.2s var(--ease), transform 0.2s var(--ease);
}

.solution-products a:hover {
  color: #fff;
  background: linear-gradient(135deg, var(--accent-2), var(--blue));
  border-color: transparent;
  transform: translateY(-1px);
}

#products .product-row:target,
#solutions .solution-item:target {
  box-shadow: inset 3px 0 0 var(--accent-2), 0 0 0 1px rgba(31, 184, 201, 0.28);
  background: linear-gradient(90deg, rgba(31, 184, 201, 0.1), rgba(255, 255, 255, 0.55));
}

.insight-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.5);
  box-shadow: 0 0 0 1px rgba(23, 105, 173, 0.08);
}

.insight-list li {
  border-bottom: 1px solid var(--line);
}

.insight-list li:last-child {
  border-bottom: 0;
}

.insight-link {
  display: block;
  padding: 24px 20px;
  transition: background 0.3s var(--ease), padding 0.3s var(--ease), box-shadow 0.3s var(--ease);
}

.insight-link:hover {
  background: linear-gradient(90deg, rgba(31, 184, 201, 0.1), rgba(23, 105, 173, 0.05));
  padding-left: 28px;
  box-shadow: inset 3px 0 0 var(--accent-2);
}

.insight-cat {
  display: inline-block;
  margin-bottom: 10px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--blue);
  background: rgba(31, 184, 201, 0.12);
  padding: 3px 8px;
  border-left: 2px solid var(--accent-2);
}

.insight-list h3 {
  margin: 0 0 8px;
  font-size: 18px;
}

.insight-list p {
  margin: 0;
  font-size: 14px;
  color: var(--muted);
  font-weight: 300;
  max-width: 52em;
}

/* ---- 资讯详情页 ---- */
.article-page .site-header {
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--line);
}

.article-shell {
  padding: calc(var(--header-h) + 48px) 24px 80px;
}

.article-inner {
  max-width: 760px;
  margin: 0 auto;
}

.article-back {
  display: inline-block;
  margin-bottom: 28px;
  font-family: var(--font-display);
  font-size: 13px;
  color: var(--blue);
}

.article-back:hover {
  color: var(--blue-deep);
}

.article-cat {
  margin: 0 0 12px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--accent-2);
}

.article-inner > h1 {
  margin: 0 0 16px;
  font-size: clamp(28px, 4vw, 40px);
  color: var(--blue-deep);
}

.article-lead {
  margin: 0 0 36px;
  font-size: 16px;
  color: var(--ink-soft);
  max-width: 42em;
}

.article-body h2 {
  margin: 32px 0 12px;
  font-size: 20px;
  color: var(--blue-deep);
}

.article-body p,
.article-body li {
  font-size: 15px;
  color: var(--ink-soft);
  font-weight: 300;
}

.article-body p {
  margin: 0 0 16px;
}

.article-body ul {
  margin: 0 0 16px;
  padding-left: 1.2em;
}

.article-body li + li {
  margin-top: 8px;
}

.article-body a {
  color: var(--blue);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.article-related {
  margin-top: 48px;
  padding-top: 28px;
  border-top: 1px solid var(--line);
}

.article-related h2 {
  margin: 0 0 16px;
  font-size: 16px;
}

.article-related ul {
  list-style: none;
  margin: 0;
  padding: 0;
}

.article-related li + li {
  margin-top: 10px;
}

.article-related a {
  color: var(--blue);
  font-size: 14px;
}

.article-related a:hover {
  color: var(--blue-deep);
}

.article-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 36px;
}

@media (max-width: 720px) {
  .article-shell {
    padding: calc(var(--header-h) + 28px) 20px 56px;
  }
}

/* ---- 产品详情页（展开面板 + 图片浏览） ---- */
.product-detail-shell {
  padding: calc(var(--header-h) + 40px) 24px 80px;
}

.product-detail-inner {
  max-width: 1040px;
  margin: 0 auto;
}

.product-detail-head {
  margin-bottom: 20px;
}

.product-detail-head h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 40px);
  color: var(--blue-deep);
}

.product-source {
  margin: 12px 0 0;
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--muted);
}

.product-detail-intro {
  margin-bottom: 36px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.product-card-stack {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.product-card {
  display: grid;
  grid-template-columns: minmax(260px, 360px) 1fr;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
  overflow: hidden;
}

.product-gallery {
  display: flex;
  flex-direction: column;
  background: linear-gradient(145deg, #f7fbfd 0%, #eef4fa 100%);
  border-right: 1px solid var(--line);
}

.product-gallery-main {
  width: 100%;
  height: 280px;
  padding: 24px;
  object-fit: contain;
}

.product-gallery-thumbs {
  display: flex;
  gap: 8px;
  padding: 12px 14px;
  overflow-x: auto;
  border-top: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.72);
}

.product-gallery-thumb {
  flex: 0 0 64px;
  width: 64px;
  height: 50px;
  padding: 4px;
  border: 1px solid var(--line);
  background: #fff;
  cursor: pointer;
  transition: border-color 0.18s var(--ease), box-shadow 0.18s var(--ease), transform 0.18s var(--ease);
}

.product-gallery-thumb:hover,
.product-gallery-thumb.active {
  border-color: rgba(26, 111, 181, 0.55);
  box-shadow: 0 8px 18px rgba(26, 111, 181, 0.14);
  transform: translateY(-1px);
}

.product-gallery-thumb img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.product-card-body {
  padding: 28px 28px 30px;
}

.product-card-kicker {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent-2);
}

.product-card-body > h2 {
  margin: 0 0 10px;
  font-size: clamp(22px, 2.4vw, 28px);
  color: var(--blue-deep);
}

.product-model-lead {
  margin: 0 0 14px;
  color: var(--ink-soft);
  font-weight: 300;
}

.product-detail-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}

.product-detail-tags span {
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--blue-deep);
  border: 1px solid var(--line);
  padding: 4px 10px;
}

.product-disclosure {
  margin-top: 10px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.product-disclosure + .product-disclosure {
  margin-top: 0;
  border-top: 0;
}

.product-disclosure summary {
  position: relative;
  display: flex;
  align-items: baseline;
  gap: 14px;
  min-height: 58px;
  padding: 16px 44px 16px 0;
  list-style: none;
  cursor: pointer;
}

.product-disclosure summary::-webkit-details-marker {
  display: none;
}

.product-disclosure summary span {
  font-family: var(--font-display);
  font-size: clamp(16px, 1.5vw, 20px);
  font-weight: 600;
  color: var(--ink);
}

.product-disclosure summary small {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.product-disclosure summary::after {
  content: "";
  position: absolute;
  right: 10px;
  top: 50%;
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--blue);
  border-bottom: 2px solid var(--blue);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.2s var(--ease);
}

.product-disclosure[open] summary::after {
  transform: translateY(-30%) rotate(225deg);
}

.product-disclosure summary:hover span,
.product-disclosure summary:focus-visible span {
  color: var(--blue);
}

.product-disclosure-panel {
  padding: 4px 0 20px;
}

.product-disclosure-panel h4 {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--blue-deep);
}

.product-disclosure-panel section + section {
  margin-top: 18px;
}

.product-disclosure-panel p,
.product-disclosure-panel li {
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 300;
}

.product-disclosure-panel p {
  margin: 0;
}

.product-disclosure-panel ol,
.product-disclosure-panel ul {
  margin: 0;
  padding-left: 1.2em;
}

.product-disclosure-panel li + li {
  margin-top: 6px;
}

.product-spec {
  margin: 0;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-top: 1px solid var(--line);
}

.product-spec > div {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.product-spec dt {
  margin: 0;
  font-family: var(--font-display);
  font-size: 12px;
  color: var(--muted);
}

.product-spec dd {
  margin: 0;
  font-size: 13px;
  color: var(--ink);
}

.product-card-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

@media (max-width: 900px) {
  .product-card {
    grid-template-columns: 1fr;
  }

  .product-gallery {
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .product-gallery-main {
    height: 240px;
  }

  .product-spec {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 720px) {
  .product-detail-shell {
    padding: calc(var(--header-h) + 28px) 20px 56px;
  }

  .product-card-body {
    padding: 22px 18px 24px;
  }
}

.download-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.55);
  box-shadow: 0 0 0 1px rgba(23, 105, 173, 0.08);
}

.download-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 22px 20px;
  border-bottom: 1px solid var(--line);
  transition: background 0.25s var(--ease);
}

.download-list li:last-child {
  border-bottom: 0;
}

.download-list li:hover {
  background: linear-gradient(90deg, rgba(23, 105, 173, 0.07), transparent);
}

.download-list h3 {
  margin: 0 0 4px;
  font-size: 16px;
  color: var(--blue-deep);
}

.download-list p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
  font-family: var(--font-display);
}

/* ---- 列表页：产品中心 / 下载中心 ---- */
.listing-page .site-header {
  position: sticky;
}

.listing-shell {
  padding: calc(var(--header-h) + 56px) 24px 96px;
}

.listing-inner {
  max-width: calc(var(--max) + 80px);
  margin: 0 auto;
}

.listing-hero {
  position: relative;
  margin-bottom: 34px;
  padding: 42px 38px;
  overflow: hidden;
  background:
    radial-gradient(ellipse 52% 100% at 100% 20%, rgba(31, 184, 201, 0.18), transparent 62%),
    linear-gradient(135deg, rgba(8, 53, 96, 0.96), rgba(16, 96, 154, 0.86));
  color: #fff;
  box-shadow: 0 24px 60px rgba(8, 53, 96, 0.16);
}

.listing-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(125, 211, 252, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(125, 211, 252, 0.08) 1px, transparent 1px);
  background-size: 42px 42px;
  pointer-events: none;
}

.listing-hero > * {
  position: relative;
  z-index: 1;
}

.listing-hero .article-back {
  color: rgba(215, 242, 250, 0.86);
}

.listing-hero h1 {
  margin: 16px 0 12px;
  max-width: 12em;
  color: #fff;
  font-size: clamp(32px, 5vw, 56px);
  letter-spacing: -0.04em;
}

.listing-hero p {
  margin: 0;
  max-width: 46em;
  color: rgba(232, 246, 252, 0.84);
}

.listing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

.listing-card {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: 24px;
  overflow: hidden;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(242, 249, 252, 0.72));
  border: 1px solid rgba(23, 105, 173, 0.1);
  box-shadow: 0 16px 36px rgba(8, 53, 96, 0.06);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}

.listing-card:has(.listing-card-media) {
  padding-right: 150px;
}

.listing-card::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-2), var(--blue), transparent);
}

.listing-card:hover {
  transform: translateY(-3px);
  border-color: rgba(23, 105, 173, 0.18);
  box-shadow: 0 22px 48px rgba(8, 53, 96, 0.1);
}

.listing-card-media {
  position: absolute;
  top: 22px;
  right: 20px;
  width: 108px;
  height: 82px;
  margin: 0;
  display: grid;
  place-items: center;
  overflow: hidden;
  background:
    radial-gradient(ellipse 70% 80% at 50% 18%, rgba(31, 184, 201, 0.12), transparent 70%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(232, 244, 250, 0.6));
  border: 1px solid rgba(23, 105, 173, 0.09);
}

.listing-card-media img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  padding: 14px;
  mix-blend-mode: multiply;
  transition: transform 0.25s var(--ease);
}

.listing-card:hover .listing-card-media img {
  transform: scale(1.04);
}

.listing-card-kicker {
  margin: 0 0 12px;
  color: var(--blue);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.listing-card h2 {
  margin: 0 0 10px;
  color: var(--blue-deep);
  font-size: 22px;
}

.listing-card p {
  margin: 0 0 18px;
  color: var(--ink-soft);
  font-size: 14px;
  line-height: 1.7;
}

.listing-card-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: auto;
}

.listing-card-tags span {
  padding: 5px 8px;
  background: rgba(255, 255, 255, 0.72);
  border: 1px solid rgba(23, 105, 173, 0.1);
  color: var(--blue-deep);
  font-size: 12px;
}

.listing-card-action {
  margin-top: 18px;
  color: var(--blue);
  font-weight: 600;
  font-size: 14px;
}

.listing-card-muted {
  min-height: 0;
  justify-content: center;
  border: 1px solid rgba(23, 105, 173, 0.12);
  background:
    radial-gradient(ellipse 42% 120% at 100% 50%, rgba(31, 184, 201, 0.14), transparent 62%),
    linear-gradient(135deg, rgba(8, 53, 96, 0.92), rgba(16, 96, 154, 0.82));
  color: #fff;
  box-shadow: 0 22px 48px rgba(8, 53, 96, 0.12);
}

.listing-card-muted::before {
  height: 0;
}

.listing-card-muted .listing-card-kicker,
.listing-card-muted h2,
.listing-card-muted p,
.listing-card-muted .listing-card-action {
  color: #fff;
}

.listing-card-muted .listing-card-kicker {
  color: rgba(157, 220, 230, 0.9);
}

.listing-card-muted p {
  color: rgba(232, 246, 252, 0.82);
}

.listing-card-muted .listing-card-tags span {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.16);
  color: rgba(244, 250, 255, 0.92);
}

.listing-card-muted .listing-card-action {
  color: #fff;
}

.listing-grid .listing-card-muted {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 18px 28px;
}

.listing-grid .listing-card-muted .listing-card-kicker,
.listing-grid .listing-card-muted h2,
.listing-grid .listing-card-muted p,
.listing-grid .listing-card-muted .listing-card-tags {
  grid-column: 1;
}

.listing-grid .listing-card-muted .listing-card-action {
  grid-column: 2;
  grid-row: 1 / span 4;
  align-self: center;
  margin-top: 0;
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
}

.insight-directory {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.insight-directory .listing-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 110px;
  gap: 20px;
  min-height: 0;
  padding: 20px 22px;
}

.insight-directory .listing-card-kicker {
  grid-column: 1;
  grid-row: 1 / span 3;
  margin: 3px 0 0;
  line-height: 1.6;
}

.insight-directory .listing-card h2,
.insight-directory .listing-card p,
.insight-directory .listing-card-tags {
  grid-column: 2;
}

.insight-directory .listing-card-action {
  grid-column: 3;
  grid-row: 1 / span 3;
  align-self: center;
  justify-self: end;
  margin-top: 0;
}

.insight-directory .listing-card h2 {
  font-size: 20px;
}

.insight-directory .listing-card p {
  max-width: 58em;
}

.download-directory {
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.58);
  border: 1px solid rgba(23, 105, 173, 0.1);
  box-shadow: 0 18px 42px rgba(8, 53, 96, 0.06);
}

.download-directory .listing-card {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) auto;
  gap: 24px;
  min-height: 0;
  padding: 22px 24px;
  border: 0;
  border-bottom: 1px solid rgba(15, 74, 128, 0.1);
  background: transparent;
  box-shadow: none;
}

.download-directory .listing-card:last-child {
  border-bottom: 0;
}

.download-directory .listing-card::before {
  right: auto;
  width: 3px;
  height: auto;
  bottom: 0;
  background: linear-gradient(180deg, var(--accent-2), var(--blue));
}

.download-directory .listing-card-kicker {
  grid-column: 1;
  grid-row: 1 / span 3;
  margin: 3px 0 0;
}

.download-directory .listing-card h2,
.download-directory .listing-card p,
.download-directory .listing-card-tags {
  grid-column: 2;
}

.download-directory .listing-card-action {
  grid-column: 3;
  grid-row: 1 / span 3;
  align-self: center;
  margin-top: 0;
  padding: 8px 14px;
  background: var(--blue);
  color: #fff;
}

.insight-directory .listing-card-muted,
.download-directory .listing-card-muted {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px 28px;
  padding: 26px 28px;
  border: 0;
  background:
    radial-gradient(ellipse 42% 120% at 100% 50%, rgba(31, 184, 201, 0.14), transparent 62%),
    linear-gradient(135deg, rgba(8, 53, 96, 0.92), rgba(16, 96, 154, 0.82));
  color: #fff;
}

.insight-directory .listing-card-muted::before,
.download-directory .listing-card-muted::before {
  display: none;
}

.insight-directory .listing-card-muted .listing-card-kicker,
.insight-directory .listing-card-muted h2,
.insight-directory .listing-card-muted p,
.insight-directory .listing-card-muted .listing-card-tags,
.download-directory .listing-card-muted .listing-card-kicker,
.download-directory .listing-card-muted h2,
.download-directory .listing-card-muted p,
.download-directory .listing-card-muted .listing-card-tags {
  grid-column: 1;
  grid-row: auto;
}

.insight-directory .listing-card-muted .listing-card-action,
.download-directory .listing-card-muted .listing-card-action {
  grid-column: 2;
  grid-row: 1 / span 4;
  align-self: center;
  justify-self: end;
  margin-top: 0;
  padding: 10px 18px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  background: rgba(255, 255, 255, 0.1);
}

.about-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  padding-top: 8px;
}

.about-stats > div {
  padding: 28px 22px;
  border-top: 0;
  background: linear-gradient(165deg, rgba(255, 255, 255, 0.9), rgba(231, 244, 250, 0.8));
  border: 1px solid rgba(23, 105, 173, 0.1);
  box-shadow: 0 12px 28px rgba(8, 53, 96, 0.05);
}

.about-stats strong {
  display: block;
  font-size: clamp(28px, 4vw, 40px);
  color: var(--blue);
  margin-bottom: 8px;
  background: linear-gradient(135deg, var(--accent-2), var(--blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.about-stats span {
  font-size: 14px;
  color: var(--ink-soft);
}

.about-panels {
  margin-top: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.58), rgba(244, 249, 252, 0.36));
  box-shadow:
    0 0 0 1px rgba(23, 105, 173, 0.06),
    0 14px 36px rgba(8, 53, 96, 0.035);
  padding: 4px 16px 12px;
}

.about-disclosure {
  margin-top: 0;
}

.about-founder {
  display: grid;
  grid-template-columns: 108px 1fr;
  gap: 20px;
  align-items: start;
  margin-bottom: 20px;
  padding: 16px 12px 20px;
  border-bottom: 1px solid rgba(15, 74, 128, 0.09);
  background: transparent;
}

.about-founder img,
.about-team-grid img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: center top;
  background: #e8f1f8;
  border: 1px solid rgba(23, 105, 173, 0.08);
  box-shadow: none;
}

.about-founder img {
  width: 108px;
}

.about-founder h3,
.about-team-grid h3 {
  margin: 0 0 6px;
  font-size: 18px;
  color: var(--blue-deep);
}

.about-role {
  margin: 0 0 8px;
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--blue);
}

.about-founder > div > p {
  margin: 0 0 10px;
  font-size: 14px;
  color: var(--ink-soft);
  font-weight: 300;
}

.about-badge {
  display: inline-block;
  margin: 0 !important;
  padding: 4px 10px;
  font-size: 12px !important;
  color: var(--blue-deep) !important;
  background: rgba(31, 184, 201, 0.1);
  border-left: 2px solid var(--accent-2);
}

.about-team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px 14px;
}

.about-team-grid article {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 6px 12px;
  align-items: start;
  padding: 10px 8px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid rgba(23, 105, 173, 0.06);
  box-shadow: none;
  transition: background 0.25s var(--ease);
}

.about-team-grid article:hover {
  transform: none;
  border-color: rgba(23, 105, 173, 0.1);
  box-shadow: none;
  background: rgba(255, 255, 255, 0.42);
}

.about-team-grid img {
  width: 52px;
  margin-bottom: 0;
  grid-row: span 3;
}

.about-team-grid h3 {
  font-size: 14px;
  margin: 0;
}

.about-team-grid .about-role {
  margin: 0;
  font-size: 11px;
}

.about-team-grid p {
  margin: 0;
  font-size: 12px;
  color: var(--ink-soft);
  font-weight: 300;
  grid-column: 2;
  line-height: 1.45;
}

.about-cert-browser {
  display: grid;
  gap: 14px;
  min-width: 0;
}

.about-cert-block {
  position: relative;
  overflow: hidden;
  padding: 14px 12px 12px;
  min-width: 0;
  background: rgba(255, 255, 255, 0.42);
  border: 1px solid rgba(23, 105, 173, 0.07);
  box-shadow: none;
}

.about-cert-block::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-2), var(--blue), transparent);
}

.about-cert-block + .about-cert-block {
  margin-top: 0;
}

.about-cert-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 10px;
}

.about-cert-toolbar h4 {
  margin: 0 0 2px;
  font-size: 15px;
  font-weight: 600;
  color: var(--blue-deep);
}

.about-cert-toolbar p {
  margin: 0;
  font-size: 12px;
  color: var(--muted);
}

.about-cert-tabs {
  display: inline-flex;
  gap: 4px;
  padding: 3px;
  margin-bottom: 12px;
  border: 1px solid rgba(23, 105, 173, 0.08);
  background: rgba(255, 255, 255, 0.7);
  box-shadow: none;
}

.about-cert-tabs button {
  padding: 7px 12px;
  border: 0;
  background: transparent;
  color: var(--muted);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s var(--ease), color 0.2s var(--ease);
}

.about-cert-tabs button:hover,
.about-cert-tabs button.is-active {
  background: rgba(23, 105, 173, 0.92);
  color: #fff;
  box-shadow: none;
}

.about-cert-panel[hidden] {
  display: none;
}

.about-cert-controls {
  display: inline-flex;
  gap: 6px;
  flex-shrink: 0;
}

.about-cert-controls button {
  width: 32px;
  height: 32px;
  padding: 0;
  border: 1px solid rgba(23, 105, 173, 0.14);
  background: rgba(255, 255, 255, 0.86);
  color: var(--blue-deep);
  cursor: pointer;
  transition: border-color 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease), opacity 0.2s var(--ease);
}

.about-cert-controls button:hover {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.about-cert-controls button:disabled {
  opacity: 0.34;
  cursor: default;
}

.about-cert-controls button:disabled:hover {
  border-color: rgba(23, 105, 173, 0.14);
  background: rgba(255, 255, 255, 0.86);
  color: var(--blue-deep);
}

.about-cert-viewport {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  scroll-behavior: smooth;
  scrollbar-width: thin;
  scrollbar-color: rgba(23, 105, 173, 0.28) transparent;
  padding: 4px 0 8px;
  mask-image: linear-gradient(90deg, transparent 0, #000 28px, #000 calc(100% - 36px), transparent 100%);
}

.about-cert-track {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(138px, 15.5%);
  gap: 14px;
}

.about-cert-card {
  margin: 0;
  scroll-snap-align: start;
  cursor: zoom-in;
  outline: none;
}

.about-cert-card img {
  width: 100%;
  aspect-ratio: 3 / 4;
  object-fit: cover;
  object-position: top center;
  background: #fff;
  padding: 4px;
  border: 1px solid rgba(23, 105, 173, 0.09);
  box-shadow: 0 8px 18px rgba(8, 53, 96, 0.05);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}

.about-cert-card:hover img {
  border-color: rgba(23, 105, 173, 0.22);
  box-shadow: 0 12px 24px rgba(8, 53, 96, 0.09);
  transform: translateY(-2px);
}

.about-cert-card:focus-visible img {
  border-color: rgba(31, 184, 201, 0.72);
  box-shadow: 0 0 0 4px rgba(31, 184, 201, 0.18), 0 12px 24px rgba(8, 53, 96, 0.09);
}

.about-cert-card figcaption {
  margin-top: 6px;
  font-size: 11px;
  color: var(--muted);
  text-align: center;
}

.cert-lightbox {
  width: min(980px, calc(100vw - 32px));
  max-width: none;
  max-height: calc(100vh - 32px);
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--ink);
}

.cert-lightbox::backdrop {
  background: rgba(4, 20, 38, 0.72);
  backdrop-filter: blur(10px);
}

.cert-lightbox-inner {
  position: relative;
  padding: 18px;
  border: 1px solid rgba(185, 221, 240, 0.34);
  background:
    linear-gradient(180deg, rgba(247, 252, 255, 0.98), rgba(229, 241, 250, 0.96)),
    #fff;
  box-shadow: 0 34px 90px rgba(4, 20, 38, 0.34);
}

.cert-lightbox-close {
  position: absolute;
  top: 14px;
  right: 14px;
  z-index: 2;
  width: 38px;
  height: 38px;
  border: 1px solid rgba(23, 105, 173, 0.16);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.92);
  color: var(--blue-deep);
  font-size: 26px;
  line-height: 1;
  cursor: pointer;
}

.cert-lightbox-copy {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 2px 50px 14px 2px;
}

.cert-lightbox-copy span {
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.cert-lightbox-copy h2 {
  margin: 0;
  font-size: 20px;
  color: var(--blue-deep);
}

.cert-lightbox-copy a {
  margin-left: auto;
  font-size: 13px;
  font-weight: 700;
  color: var(--blue);
}

.cert-lightbox-count {
  padding: 4px 9px;
  border: 1px solid rgba(23, 105, 173, 0.14);
  background: rgba(23, 105, 173, 0.06);
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
}

.cert-lightbox-frame {
  position: relative;
  max-height: min(78vh, 860px);
  overflow: auto;
  padding: clamp(10px, 2vw, 18px);
  border: 1px solid rgba(23, 105, 173, 0.12);
  background:
    linear-gradient(45deg, rgba(23, 105, 173, 0.04) 25%, transparent 25%, transparent 75%, rgba(23, 105, 173, 0.04) 75%),
    linear-gradient(45deg, rgba(23, 105, 173, 0.04) 25%, transparent 25%, transparent 75%, rgba(23, 105, 173, 0.04) 75%),
    #f8fbfe;
  background-position: 0 0, 10px 10px;
  background-size: 20px 20px;
}

.cert-lightbox-frame img {
  display: block;
  width: auto;
  max-width: 100%;
  max-height: calc(78vh - 36px);
  margin: 0 auto;
  object-fit: contain;
  background: #fff;
  box-shadow: 0 12px 34px rgba(8, 53, 96, 0.16);
}

.cert-lightbox-nav {
  position: absolute;
  top: 50%;
  z-index: 2;
  width: 44px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.42);
  border-radius: 999px;
  background: rgba(8, 53, 96, 0.82);
  color: #fff;
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transform: translateY(-50%);
  box-shadow: 0 12px 30px rgba(4, 20, 38, 0.22);
  transition: background 0.2s var(--ease), transform 0.2s var(--ease);
}

.cert-lightbox-nav:hover {
  background: rgba(23, 105, 173, 0.92);
  transform: translateY(-50%) scale(1.04);
}

.cert-lightbox-prev {
  left: 18px;
}

.cert-lightbox-next {
  right: 18px;
}

.contact-copy-row {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.copy-contact-btn {
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.88);
  color: var(--blue-deep);
  font-size: 12px;
  cursor: pointer;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s var(--ease), background 0.2s var(--ease), border-color 0.2s var(--ease);
}

.contact-copy-row:hover .copy-contact-btn,
.contact-copy-row:focus-within .copy-contact-btn {
  opacity: 1;
  pointer-events: auto;
}

@media (hover: none), (pointer: coarse) {
  .copy-contact-btn {
    opacity: 1;
    pointer-events: auto;
  }
}

.copy-contact-btn:hover {
  border-color: var(--blue);
  background: rgba(26, 111, 181, 0.08);
}

.copy-contact-btn:disabled {
  opacity: 1;
  pointer-events: auto;
  border-color: var(--accent-2);
  color: var(--accent-2);
}


.site-footer {
  border-top: 1px solid transparent;
  background: linear-gradient(135deg, #0a3d6e 0%, #0f5690 100%);
  color: rgba(255, 255, 255, 0.78);
  padding: 48px 0 32px;
}

.footer-inner {
  max-width: calc(var(--max) + 80px);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  gap: 32px;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.footer-brand .brand-mark {
  width: 72px;
  height: 48px;
  background: transparent;
  box-shadow: none;
}

.footer-brand .brand-mark::after {
  display: none;
}

.footer-brand .brand-logo-img {
  width: 72px;
  height: 48px;
  padding: 0;
  background: transparent;
  border: 0;
  filter: none;
}

.footer-brand strong {
  display: block;
  color: #fff;
  font-size: 16px;
  margin-bottom: 2px;
}

.footer-brand p {
  margin: 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  font-weight: 300;
}

.footer-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 20px;
}

.footer-nav a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.25s var(--ease);
}

.footer-nav a:hover {
  color: #fff;
}

.copyright {
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
  font-family: var(--font-display);
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 1100px) and (min-width: 961px) {
  .brand-mark,
  .brand-logo-img {
    width: 72px;
    height: 46px;
  }

  .brand-name {
    font-size: 17px;
    letter-spacing: 0.05em;
  }

  .brand-name-full {
    display: none;
  }

  .brand-en {
    max-width: 220px;
    letter-spacing: 0.16em;
  }

  .site-nav a {
    padding: 9px 10px;
    font-size: 13px;
  }

  .site-nav a::after {
    left: 10px;
    right: 10px;
  }

  .site-nav .nav-cta {
    margin-left: 6px;
    padding: 0 16px;
    min-height: 38px;
  }

  .site-nav .nav-cta.is-active {
    padding-left: 16px;
  }
}

@media (max-width: 960px) {
  :root {
    --header-h: 76px;
  }

  .header-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 40px 40px;
    align-items: center;
    gap: 8px;
    padding: 0 16px;
  }

  .brand {
    grid-column: 1;
    grid-row: 1;
    order: unset;
    max-width: none;
    width: 100%;
    min-width: 0;
    gap: 10px;
    overflow: hidden;
  }

  .brand-mark,
  .brand-logo-img {
    width: 48px;
    height: 32px;
  }

  .brand-text {
    gap: 0;
    padding: 0;
    overflow: hidden;
  }

  .brand-name {
    font-size: 15px;
    letter-spacing: 0.02em;
    max-width: none;
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .brand-name-full {
    display: none;
  }

  .brand-name-rest {
    display: none;
  }

  .brand-en {
    display: none;
  }

  .nav-search {
    grid-column: 2;
    grid-row: 1;
    order: unset;
    width: 40px;
    height: 40px;
    margin: 0;
    justify-self: center;
  }

  .nav-toggle {
    display: flex;
    grid-column: 3;
    grid-row: 1;
    order: unset;
    width: 40px;
    height: 40px;
    margin: 0;
    justify-self: center;
    z-index: 2;
  }

  .site-nav {
    grid-column: 1 / -1;
    order: unset;
    margin-left: 0;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    z-index: 120;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 12px 24px 24px;
    background: rgba(255, 255, 255, 0.98);
    border-bottom: 1px solid var(--line-soft);
    transform: translateY(-120%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.35s var(--ease), opacity 0.35s var(--ease);
  }

  .copy-contact-btn {
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }

  .site-nav a {
    padding: 14px 12px;
    border-bottom: 1px solid var(--line-soft);
    color: var(--ink-soft);
  }

  body.has-hero .site-header:not(.is-scrolled) .site-nav a {
    color: var(--ink-soft);
  }

  .site-nav a::after {
    display: none;
  }

  .site-nav a.is-active,
  body.has-hero .site-header:not(.is-scrolled) .site-nav a.is-active {
    padding-left: 12px;
    color: var(--blue-deep);
    background: linear-gradient(90deg, rgba(31, 184, 201, 0.12), rgba(23, 105, 173, 0.05));
  }

  .site-nav .nav-cta,
  .site-nav .nav-cta:hover,
  .site-nav .nav-cta.is-active,
  body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta,
  body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta:hover,
  body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta.is-active {
    margin: 16px 0 0;
    justify-content: center;
    text-align: center;
    padding: 0 22px;
    min-height: 44px;
    color: #fff;
    text-shadow: none;
    border-bottom: 0;
    background: linear-gradient(135deg, #1a86c8 0%, #0c5b9a 100%);
    box-shadow: 0 10px 22px rgba(8, 53, 96, 0.18);
  }

  .site-nav .nav-cta.is-active,
  body.has-hero .site-header:not(.is-scrolled) .site-nav .nav-cta.is-active {
    padding-left: 22px;
    background: linear-gradient(135deg, #0f5f9e 0%, #083560 100%);
  }

  .hero-content {
    padding: 64px 24px 80px;
  }

  .brand-hero {
    font-size: 46px;
  }

  .hero h1 {
    font-size: 24px;
  }

  .hero-proof span {
    min-width: 52px;
  }

  .hero-schematic {
    opacity: 0.36;
    right: -20%;
    width: 90vw;
  }

  .product-row {
    grid-template-columns: 40px 78px minmax(0, 1fr);
    gap: 14px;
  }

  .product-thumb {
    width: 78px;
    height: 64px;
  }

  .product-flow {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .product-meta {
    grid-column: 3;
    justify-content: flex-start;
  }

  .solution-grid,
  .listing-grid,
  .about-stats {
    grid-template-columns: 1fr;
  }

  .about-founder {
    grid-template-columns: 88px 1fr;
  }

  .about-founder img {
    width: 88px;
  }

  .about-team-grid article {
    grid-template-columns: 48px 1fr;
    padding: 8px 4px;
  }

  .about-team-grid img {
    width: 48px;
  }

  .about-team-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-cert-track {
    grid-auto-columns: minmax(122px, 28%);
    gap: 12px;
  }

  .contact-board {
    grid-template-columns: 1fr;
    min-height: 0;
  }

  .contact-board-media,
  .contact-board-media img {
    min-height: 220px;
  }

  .contact-board-info {
    padding: 26px 22px 18px;
  }

  .contact-board-addresses {
    padding: 18px 22px 24px;
  }
}

@media (max-width: 640px) {
  :root {
    --header-h: 72px;
  }

  body.has-hero .site-header:not(.is-scrolled) {
    background: linear-gradient(180deg, rgba(4, 22, 40, 0.9), rgba(6, 32, 56, 0.66));
    backdrop-filter: blur(14px) saturate(1.1);
  }

  .header-inner {
    gap: 6px;
    padding: 0 12px;
    grid-template-columns: minmax(0, 1fr) 38px 38px;
  }

  .brand {
    gap: 8px;
  }

  .brand-mark,
  .brand-logo-img {
    width: 42px;
    height: 28px;
  }

  .brand-name {
    font-size: 14px;
    letter-spacing: 0;
  }

  .nav-search,
  .nav-toggle {
    width: 38px;
    height: 38px;
  }

  .section {
    padding: 72px 0;
  }

  .about-panels {
    padding: 4px 12px 12px;
  }

  .about-founder {
    grid-template-columns: 64px 1fr;
    gap: 12px;
    margin-bottom: 16px;
    padding-bottom: 16px;
  }

  .about-founder img {
    width: 64px;
  }

  .about-team-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }

  .about-team-grid article {
    grid-template-columns: 48px 1fr;
    padding: 8px 2px;
    border-bottom: 1px solid rgba(23, 105, 173, 0.06);
  }

  .about-team-grid img {
    width: 48px;
  }

  .about-cert-block {
    padding: 10px 8px;
  }

  .about-cert-toolbar {
    align-items: flex-start;
    gap: 10px;
  }

  .about-cert-track {
    grid-auto-columns: minmax(168px, 72%);
    gap: 12px;
  }

  .cert-lightbox {
    width: calc(100vw - 20px);
    max-height: calc(100vh - 20px);
  }

  .cert-lightbox-inner {
    padding: 12px;
  }

  .cert-lightbox-copy {
    display: block;
    padding: 2px 46px 10px 2px;
  }

  .cert-lightbox-copy h2 {
    margin-top: 4px;
    font-size: 17px;
  }

  .cert-lightbox-copy a {
    display: inline-block;
    margin-top: 6px;
  }

  .cert-lightbox-count {
    display: inline-block;
    margin-top: 8px;
  }

  .cert-lightbox-frame {
    max-height: min(72vh, 720px);
    padding: 10px;
  }

  .cert-lightbox-frame img {
    max-height: calc(72vh - 20px);
  }

  .cert-lightbox-nav {
    width: 38px;
    height: 38px;
    font-size: 18px;
  }

  .cert-lightbox-prev {
    left: 10px;
  }

  .cert-lightbox-next {
    right: 10px;
  }

  .section-head {
    margin-bottom: 40px;
  }

  .brand-hero {
    font-size: 38px;
  }

  .hero-content::before {
    left: 24px;
    bottom: 96px;
    height: 178px;
    transform: translateX(-14px);
  }

  .hero h1 {
    font-size: 22px;
  }

  .hero-lead,
  .section-desc {
    font-size: 14px;
  }

  .hero-proof {
    gap: 6px;
    margin-bottom: 24px;
  }

  .hero-proof span {
    min-width: 0;
    padding: 6px 9px;
    font-size: 12px;
    letter-spacing: 0.08em;
  }

  .product-flow {
    margin-top: -6px;
    padding: 22px 18px;
  }

  .product-flow-copy strong {
    font-size: 19px;
  }

  .product-flow-steps {
    grid-template-columns: repeat(2, 1fr);
  }

  .product-flow-steps span {
    min-height: 56px;
  }

  .product-flow-steps span + span::before {
    display: none;
  }

  .download-list li {
    flex-direction: column;
    align-items: flex-start;
  }

  .listing-shell {
    padding: calc(var(--header-h) + 32px) 18px 72px;
  }

  .listing-hero {
    padding: 30px 22px;
  }

  .listing-card {
    min-height: 0;
    padding: 22px 18px;
  }

  .insight-directory .listing-card,
  .download-directory .listing-card {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 22px 18px;
  }

  .insight-directory .listing-card-kicker,
  .insight-directory .listing-card h2,
  .insight-directory .listing-card p,
  .insight-directory .listing-card-tags,
  .insight-directory .listing-card-action,
  .download-directory .listing-card-kicker,
  .download-directory .listing-card h2,
  .download-directory .listing-card p,
  .download-directory .listing-card-tags,
  .download-directory .listing-card-action {
    grid-column: 1;
    grid-row: auto;
    justify-self: start;
  }

  .download-directory .listing-card-action {
    margin-top: 8px;
  }

  .listing-card:has(.listing-card-media) {
    padding-right: 18px;
  }

  .listing-card-media {
    position: static;
    width: 100%;
    height: 108px;
    margin-bottom: 18px;
  }

  .product-row:hover {
    padding-left: 8px;
    padding-right: 8px;
  }

  .product-row {
    grid-template-columns: 42px 58px minmax(0, 1fr);
    gap: 10px;
  }

  .product-thumb {
    width: 58px;
    height: 48px;
  }

  .product-thumb img {
    padding: 6px;
  }

  .product-meta {
    grid-column: 2 / -1;
  }

  .listing-card-media {
    height: 108px;
  }
}

@media (max-width: 360px) {
  .brand-name-rest {
    display: none;
  }

  .brand-name-compact {
    letter-spacing: 0.02em;
  }

  .header-inner {
    grid-template-columns: minmax(0, 1fr) 36px 36px;
    gap: 4px;
    padding: 0 10px;
  }

  .nav-search,
  .nav-toggle {
    width: 36px;
    height: 36px;
  }

  .brand-mark,
  .brand-logo-img {
    width: 36px;
    height: 24px;
  }
}

/* ---- 超宽 / 4K：加宽内容柱，背景仍全幅，避免中间过窄 ---- */
@media (min-width: 1920px) {
  :root {
    --max: 1360px;
  }

  .header-inner {
    padding: 0 40px;
  }

  .hero-content,
  .section-inner {
    padding-left: 40px;
    padding-right: 40px;
  }

  .hero-orb {
    width: min(34vw, 480px);
    height: min(34vw, 480px);
  }

  .hero-schematic {
    right: 2%;
    opacity: 0.62;
    width: min(48vw, 820px);
  }

  #products {
    background:
      radial-gradient(ellipse 42% 55% at 0% 20%, rgba(23, 105, 173, 0.08), transparent 60%),
      radial-gradient(ellipse 38% 50% at 100% 80%, rgba(31, 184, 201, 0.1), transparent 58%),
      linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(240, 247, 252, 0.94) 100%);
  }

  #solutions {
    background:
      radial-gradient(ellipse 48% 50% at 0% 25%, rgba(23, 105, 173, 0.14), transparent 58%),
      radial-gradient(ellipse 42% 45% at 100% 0%, rgba(31, 184, 201, 0.18), transparent 52%),
      linear-gradient(180deg, #cfe3f2 0%, #e2eef7 100%);
  }
}

@media (min-width: 2560px) {
  :root {
    --max: 1600px;
  }

  html {
    font-size: 17px;
  }

  .header-inner {
    padding: 0 48px;
  }

  .hero-content,
  .section-inner {
    padding-left: 48px;
    padding-right: 48px;
  }

  .hero-orb {
    width: min(26vw, 560px);
    height: min(26vw, 560px);
    right: 10%;
    opacity: 1;
  }

  .hero-schematic {
    right: 4%;
    top: 10%;
    opacity: 0.7;
    width: min(42vw, 960px);
  }

  .brand-hero {
    font-size: clamp(48px, 4.2vw, 84px);
  }

  .hero h1 {
    font-size: clamp(28px, 2vw, 44px);
    max-width: 22em;
  }

  .hero-lead {
    font-size: 17px;
    max-width: 42em;
  }

  .section-head {
    max-width: 820px;
  }

  .section-head h2 {
    font-size: 38px;
  }

  #products::before,
  #solutions::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background-image:
      linear-gradient(rgba(23, 105, 173, 0.045) 1px, transparent 1px),
      linear-gradient(90deg, rgba(23, 105, 173, 0.045) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: radial-gradient(ellipse 70% 65% at 50% 40%, #000 15%, transparent 72%);
    opacity: 0.85;
  }
}

@media (min-width: 3200px) {
  :root {
    --max: 1720px;
  }

  html {
    font-size: 18px;
  }

  .header-inner {
    padding: 0 56px;
  }

  .hero-content,
  .section-inner {
    padding-left: 56px;
    padding-right: 56px;
  }

  .hero-schematic {
    opacity: 0.78;
    width: min(38vw, 1040px);
  }

  .section-head h2 {
    font-size: 40px;
  }
}

/* ---- 高屏：限制首屏高度并垂直居中，缓和 4K 竖向空洞 ---- */
@media (min-height: 960px) {
  .hero {
    min-height: min(calc(100vh - var(--header-h)), 900px);
    align-items: center;
  }

  .hero-content {
    padding-top: 56px;
    padding-bottom: 64px;
  }
}

@media (min-height: 1200px) {
  .hero {
    min-height: min(calc(100vh - var(--header-h)), 980px);
  }
}

@media (min-width: 2560px) and (min-height: 1200px) {
  .hero {
    min-height: min(calc(100vh - var(--header-h)), 1040px);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  html {
    scroll-behavior: auto;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .hero-slide {
    transform: none;
  }
}

/* ---- 悬浮联系 / 回到顶部 + 弹窗 ---- */
.top-float,
.contact-float {
  position: fixed;
  right: 22px;
  z-index: 95;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255, 255, 255, 0.28);
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  backdrop-filter: blur(12px);
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), box-shadow 0.2s var(--ease), opacity 0.2s var(--ease);
}

.contact-float {
  bottom: 28px;
  background: var(--blue);
  box-shadow: 0 14px 36px rgba(10, 61, 110, 0.28);
}

.top-float {
  bottom: 88px;
  width: 44px;
  height: 44px;
  background: rgba(8, 53, 96, 0.72);
  box-shadow: 0 10px 26px rgba(8, 53, 96, 0.16);
  opacity: 0;
  pointer-events: none;
}

.top-float[hidden] {
  display: none !important;
}

.top-float.is-visible {
  opacity: 1;
  pointer-events: auto;
}

.top-float:hover,
.contact-float:hover {
  transform: translateY(-3px);
}

.contact-float:hover {
  background: var(--blue-deep);
  box-shadow: 0 18px 44px rgba(10, 61, 110, 0.34);
}

.top-float:hover {
  background: var(--blue-deep);
}

.top-float svg,
.contact-float svg {
  width: 22px;
  height: 22px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.top-float span,
.contact-float span {
  position: absolute;
  right: calc(100% + 12px);
  top: 50%;
  width: max-content;
  padding: 8px 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
  color: var(--ink);
  box-shadow: 0 12px 28px rgba(15, 39, 68, 0.12);
  font-size: 13px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transform: translate(8px, -50%);
  transition: opacity 0.2s var(--ease), transform 0.2s var(--ease);
}

.top-float:hover span,
.top-float:focus-visible span,
.contact-float:hover span,
.contact-float:focus-visible span {
  opacity: 1;
  transform: translate(0, -50%);
}

.contact-dialog {
  width: min(720px, calc(100vw - 32px));
  max-height: min(760px, calc(100dvh - 32px));
  margin: auto;
  padding: 0;
  overflow: auto;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  box-shadow: 0 28px 80px rgba(15, 39, 68, 0.28);
}

.contact-dialog::backdrop {
  background: rgba(8, 39, 68, 0.48);
  backdrop-filter: blur(3px);
}

.contact-dialog-inner {
  position: relative;
  padding: 42px;
}

.contact-dialog-close {
  position: absolute;
  top: 14px;
  right: 14px;
  display: grid;
  width: 34px;
  height: 34px;
  place-items: center;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  font-size: 25px;
  line-height: 1;
  transition: border-color 0.18s var(--ease), color 0.18s var(--ease);
}

.contact-dialog-close:hover {
  border-color: var(--blue);
  color: var(--blue-deep);
}

.contact-dialog-kicker {
  display: block;
  color: var(--blue);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.14em;
}

.contact-dialog h2 {
  margin: 10px 0 12px;
  font-size: 28px;
}

.contact-dialog-lead {
  margin: 0 0 28px;
  color: var(--muted);
  font-size: 14px;
}

.contact-dialog-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.contact-dialog-grid section {
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

.contact-dialog-grid h3 {
  margin: 0 0 10px;
  font-size: 15px;
  color: var(--blue-deep);
}

.contact-dialog-grid p,
.contact-dialog-grid a {
  margin: 0 0 8px;
  font-size: 14px;
  color: var(--ink-soft);
}

.contact-dialog-grid a {
  color: var(--ink);
}

.contact-dialog-grid a:hover {
  color: var(--blue);
}

.contact-dialog .contact-copy-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

.contact-dialog .copy-contact-btn {
  opacity: 0;
  pointer-events: none;
  flex-shrink: 0;
}

.contact-dialog .contact-copy-row:hover .copy-contact-btn,
.contact-dialog .contact-copy-row:focus-within .copy-contact-btn {
  opacity: 1;
  pointer-events: auto;
}

/* ---- 全站搜索页 ---- */
.search-page {
  padding: calc(var(--header-h) + 48px) 24px 96px;
}

.search-shell {
  max-width: 860px;
  margin: 0 auto;
}

.search-head {
  margin-bottom: 28px;
}

.search-head h1 {
  margin: 0 0 12px;
  font-size: clamp(28px, 4vw, 40px);
  color: var(--blue-deep);
}

.search-head p {
  margin: 0;
  color: var(--ink-soft);
  font-weight: 300;
}

.site-search-form {
  display: grid;
  grid-template-columns: 1fr 112px;
  gap: 8px;
  padding: 8px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid rgba(23, 105, 173, 0.14);
  box-shadow: 0 16px 36px rgba(8, 53, 96, 0.08);
}

.site-search-form input {
  min-width: 0;
  padding: 12px 14px;
  border: 0;
  outline: 0;
  background: transparent;
  color: var(--ink);
}

.site-search-form button {
  border: 0;
  background: linear-gradient(135deg, var(--cta), #0f5f9e);
  color: #fff;
  font-family: var(--font-display);
  font-weight: 500;
  cursor: pointer;
}

.site-search-form button:hover {
  background: linear-gradient(135deg, var(--cta-deep), #083560);
}

.search-keywords {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin: 18px 0 28px;
  font-size: 12px;
  color: var(--muted);
}

.search-keywords span {
  font-family: var(--font-display);
  color: var(--blue-deep);
}

.search-keywords button {
  padding: 6px 10px;
  border: 1px solid rgba(23, 105, 173, 0.14);
  background: rgba(255, 255, 255, 0.86);
  color: var(--blue);
  cursor: pointer;
}

.search-keywords button:hover {
  border-color: rgba(31, 184, 201, 0.5);
  background: rgba(31, 184, 201, 0.1);
}

.search-summary {
  padding-bottom: 12px;
  margin-bottom: 4px;
  border-bottom: 2px solid var(--blue-deep);
  font-family: var(--font-display);
  font-weight: 500;
  color: var(--blue-deep);
}

.search-results {
  display: grid;
}

.search-result {
  display: grid;
  grid-template-columns: 56px 1fr 28px;
  gap: 18px;
  align-items: center;
  padding: 20px 4px;
  border-bottom: 1px solid var(--line);
}

.search-result > span {
  padding: 5px 6px;
  background: rgba(31, 184, 201, 0.12);
  color: var(--blue);
  text-align: center;
  font-size: 11px;
  font-family: var(--font-display);
}

.search-result h2 {
  margin: 0 0 4px;
  font-size: 17px;
  color: var(--ink);
}

.search-result p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.search-result > b {
  color: var(--blue);
  font-size: 18px;
}

.search-result:hover h2 {
  color: var(--blue);
}

.search-empty {
  padding: 48px 20px;
  text-align: center;
  color: var(--muted);
}

.search-empty strong {
  display: block;
  margin-bottom: 8px;
  color: var(--ink);
  font-size: 18px;
}

@media (max-width: 720px) {
  .site-search-form {
    grid-template-columns: 1fr;
  }

  .search-result {
    grid-template-columns: 48px 1fr;
  }

  .search-result > b {
    display: none;
  }
}

@media (max-width: 720px) {
  .contact-dialog-grid {
    grid-template-columns: 1fr;
  }

  .contact-dialog-inner {
    padding: 28px 22px;
  }

  .contact-float {
    right: 16px;
    bottom: 18px;
  }

  .top-float {
    right: 16px;
    bottom: 82px;
  }

  .top-float span,
  .contact-float span {
    display: none;
  }

  .copy-contact-btn {
    opacity: 1;
    pointer-events: auto;
  }
}