:root {
  --ink: #15201d;
  --ink-2: #24312d;
  --forest: #163c34;
  --forest-2: #0c2924;
  --stone: #f3f0e9;
  --stone-2: #e8e4db;
  --stone-3: #d9d4ca;
  --white: #ffffff;
  --orange: #d7632c;
  --orange-bright: #ed7b42;
  --orange-soft: #f0d5c5;
  --sage: #92a99f;
  --muted: #68726d;
  --line: rgba(21, 32, 29, 0.14);
  --line-light: rgba(255, 255, 255, 0.18);
  --shadow: 0 24px 80px rgba(17, 28, 24, 0.12);
  --radius-xs: 8px;
  --radius-sm: 14px;
  --radius: 22px;
  --radius-lg: 34px;
  --container: 1240px;
  --header-height: 76px;
  --display: "Bahnschrift", "DIN Alternate", "Aptos Display", "Microsoft YaHei", sans-serif;
  --body: "Aptos", "Segoe UI", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 104px;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--stone);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body.menu-open {
  overflow: hidden;
}

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

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

button,
input,
textarea {
  font: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  color: inherit;
}

::selection {
  color: var(--white);
  background: var(--orange);
}

.container {
  width: min(calc(100% - 48px), var(--container));
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 999;
  top: 12px;
  left: 12px;
  padding: 10px 16px;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius-xs);
  transform: translateY(-160%);
  transition: transform 180ms ease;
}

.skip-link:focus {
  transform: translateY(0);
}

.site-header {
  position: sticky;
  z-index: 100;
  top: 0;
  border-bottom: 1px solid rgba(21, 32, 29, 0.08);
  background: rgba(243, 240, 233, 0.94);
  backdrop-filter: blur(18px);
}

.utility-bar {
  color: rgba(255, 255, 255, 0.72);
  background: var(--forest-2);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.utility-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 30px;
}

.utility-separator {
  width: 30px;
  height: 1px;
  background: rgba(255, 255, 255, 0.2);
}

.nav-shell {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  min-height: var(--header-height);
  gap: 32px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  display: grid;
  width: 45px;
  height: 45px;
  color: var(--white);
  background: var(--forest);
  border-radius: 50%;
  font-family: var(--display);
  font-size: 17px;
  font-weight: 700;
  letter-spacing: -0.04em;
  place-items: center;
}

.brand-copy {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand-copy strong {
  font-family: var(--display);
  font-size: 16px;
  letter-spacing: 0.12em;
}

.brand-copy small {
  margin-top: 5px;
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.18em;
}

.primary-nav {
  display: flex;
  justify-content: center;
  gap: clamp(16px, 2vw, 30px);
}

.primary-nav a {
  position: relative;
  padding: 9px 0;
  color: #43504b;
  font-size: 13px;
  white-space: nowrap;
}

.primary-nav a::after {
  position: absolute;
  right: 0;
  bottom: 2px;
  left: 0;
  height: 1px;
  content: "";
  background: var(--orange);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 220ms ease;
}

.primary-nav a:hover::after,
.primary-nav a:focus-visible::after,
.primary-nav a.is-active::after {
  transform: scaleX(1);
  transform-origin: left;
}

.primary-nav a.is-active {
  color: var(--ink);
  font-weight: 600;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 18px;
}

.language-toggle {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  border: 0;
  background: transparent;
  font-family: var(--display);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  cursor: pointer;
}

.language-divider {
  width: 1px;
  height: 12px;
  background: var(--line);
}

.language-other {
  color: var(--muted);
  font-weight: 500;
}

.menu-toggle {
  display: none;
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid var(--line);
  background: transparent;
  border-radius: 50%;
}

.menu-toggle span {
  display: block;
  width: 16px;
  height: 1px;
  margin: 5px auto;
  background: currentColor;
  transition: transform 180ms ease;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  gap: 16px;
  padding: 0 24px;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--display);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition:
    color 180ms ease,
    background 180ms ease,
    border-color 180ms ease,
    transform 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button svg {
  width: 18px;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 1.6;
}

.button-small {
  min-height: 42px;
  padding-inline: 18px;
  font-size: 12px;
}

.button-dark {
  color: var(--white);
  background: var(--ink);
}

.button-dark:hover {
  background: var(--forest);
}

.button-primary {
  color: var(--white);
  background: var(--orange);
  box-shadow: 0 14px 32px rgba(187, 68, 20, 0.18);
}

.button-primary:hover {
  background: #c95320;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
  border-bottom: 1px solid rgba(21, 32, 29, 0.35);
  font-family: var(--display);
  font-size: 13px;
  font-weight: 600;
  transition:
    color 180ms ease,
    border-color 180ms ease;
}

.text-link:hover {
  color: var(--orange);
  border-color: var(--orange);
}

.text-link-light {
  color: var(--white);
  border-color: rgba(255, 255, 255, 0.4);
}

.product-hero {
  position: relative;
  overflow: hidden;
  padding: 76px 0 30px;
  background:
    linear-gradient(rgba(21, 32, 29, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(21, 32, 29, 0.045) 1px, transparent 1px),
    var(--stone);
  background-size: 72px 72px;
}

.product-hero::before {
  position: absolute;
  top: -22vw;
  right: -13vw;
  width: 62vw;
  height: 62vw;
  content: "";
  border: 1px solid rgba(21, 32, 29, 0.06);
  border-radius: 50%;
  pointer-events: none;
}

.hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: minmax(0, 1.04fr) minmax(440px, 0.96fr);
  align-items: center;
  gap: clamp(34px, 6vw, 92px);
}

.hero-copy {
  padding: 28px 0 52px;
}

.eyebrow-row {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 32px;
}

.eyebrow,
.model-label {
  font-family: var(--display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  color: var(--orange);
}

.model-label {
  color: var(--muted);
}

.eyebrow-line {
  width: 38px;
  height: 1px;
  background: var(--stone-3);
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--display);
}

h1 {
  margin-bottom: 24px;
  font-size: clamp(56px, 7.1vw, 104px);
  font-weight: 700;
  letter-spacing: -0.065em;
  line-height: 0.9;
}

.title-line {
  display: block;
}

.title-outline {
  margin-top: 10px;
  color: transparent;
  -webkit-text-stroke: 1.6px var(--ink);
  text-stroke: 1.6px var(--ink);
}

.hero-intro {
  max-width: 590px;
  margin-bottom: 34px;
  color: #52605a;
  font-size: clamp(17px, 1.6vw, 20px);
  line-height: 1.7;
}

.hero-summary {
  max-width: 640px;
  margin: -18px 0 34px;
  padding: 16px 20px;
  border-left: 3px solid #c9a15a;
  background: #f6f2ea;
  color: #333d38;
  font-size: clamp(15px, 1.35vw, 17px);
  line-height: 1.75;
  border-radius: 0 6px 6px 0;
}

.hero-actions {
  display: flex;
  align-items: center;
  gap: 28px;
  margin-bottom: 52px;
}

.hero-facts {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  max-width: 590px;
  margin: 0;
  padding-top: 24px;
  border-top: 1px solid var(--line);
}

.hero-facts > div {
  padding-left: 16px;
  border-left: 1px solid var(--line);
}

.hero-facts > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.hero-facts dt {
  margin-bottom: 7px;
  color: var(--muted);
  font-size: 11px;
}

.hero-facts dd {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(20px, 2vw, 28px);
  font-weight: 600;
  line-height: 1;
}

.hero-facts small {
  color: var(--muted);
  font-size: 11px;
  font-weight: 500;
}

.hero-visual {
  position: relative;
  display: grid;
  min-height: 590px;
  align-items: center;
}

.hero-product-frame {
  position: relative;
  z-index: 2;
  width: min(100%, 620px);
  margin: 0 auto;
  animation: heroEnter 900ms cubic-bezier(0.2, 0.75, 0.2, 1) both;
}

.hero-product-frame::before {
  position: absolute;
  z-index: -1;
  top: 10%;
  right: 5%;
  bottom: 10%;
  left: 5%;
  content: "";
  background: #dfe0da;
  border-radius: 50%;
  filter: blur(36px);
  opacity: 0.8;
  transform: translateY(30px);
}

.hero-product-frame img {
  width: 100%;
  height: auto;
  filter: drop-shadow(0 32px 34px rgba(24, 34, 30, 0.18));
  transform: rotate(0deg);
}

.hero-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  border: 1px solid rgba(21, 32, 29, 0.11);
  border-radius: 50%;
  transform: translate(-50%, -50%);
}

.hero-orbit-one {
  width: 86%;
  aspect-ratio: 1;
}

.hero-orbit-two {
  width: 96%;
  aspect-ratio: 1;
  border-style: dashed;
  animation: orbit 90s linear infinite;
}

.technical-index {
  position: absolute;
  z-index: 3;
  top: 1%;
  right: 2%;
  color: var(--muted);
  font-family: var(--display);
  font-size: 10px;
  letter-spacing: 0.18em;
  writing-mode: vertical-rl;
}

.hero-callout {
  position: absolute;
  z-index: 4;
  display: flex;
  flex-direction: column;
  gap: 3px;
  min-width: 124px;
  padding: 13px 16px;
  color: var(--white);
  background: rgba(21, 32, 29, 0.94);
  box-shadow: 0 12px 30px rgba(17, 28, 24, 0.18);
  backdrop-filter: blur(10px);
}

.hero-callout::before {
  position: absolute;
  top: 50%;
  width: 40px;
  height: 1px;
  content: "";
  background: rgba(21, 32, 29, 0.5);
}

.hero-callout span {
  font-family: var(--display);
  font-size: 17px;
  font-weight: 600;
}

.hero-callout small {
  color: rgba(255, 255, 255, 0.6);
  font-size: 9px;
  letter-spacing: 0.08em;
}

.callout-top {
  top: 17%;
  right: 0;
}

.callout-top::before {
  right: 100%;
}

.callout-bottom {
  bottom: 15%;
  left: 0;
}

.callout-bottom::before {
  left: 100%;
}

.hero-media-strip {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 10px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.media-strip-label,
.media-strip-note {
  color: var(--muted);
  font-size: 11px;
}

.media-strip-label {
  margin-right: auto;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.view-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 36px;
  padding: 0 14px;
  color: var(--muted);
  border: 1px solid transparent;
  background: transparent;
  border-radius: 999px;
  font-size: 11px;
  cursor: pointer;
}

.view-chip span:first-child {
  font-family: var(--display);
  font-size: 9px;
  opacity: 0.65;
}

.view-chip:hover,
.view-chip.is-active {
  color: var(--ink);
  border-color: var(--line);
  background: rgba(255, 255, 255, 0.52);
}

.trust-rail {
  margin-top: 44px;
  color: var(--white);
  background: var(--ink);
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
}

.trust-item {
  display: flex;
  min-height: 128px;
  align-items: center;
  gap: 18px;
  padding: 22px 28px;
  border-left: 1px solid var(--line-light);
}

.trust-item:first-child {
  border-left: 0;
}

.trust-number {
  color: var(--orange-bright);
  font-family: var(--display);
  font-size: 38px;
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 1;
}

.trust-item > span:last-child {
  max-width: 145px;
  color: rgba(255, 255, 255, 0.58);
  font-size: 11px;
  line-height: 1.45;
}

.section {
  padding: 126px 0;
}

.split-heading {
  display: grid;
  grid-template-columns: minmax(220px, 0.62fr) 1.38fr;
  gap: 8vw;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-family: var(--display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.section-kicker span:first-child {
  display: grid;
  width: 28px;
  height: 28px;
  color: var(--orange);
  border: 1px solid rgba(215, 99, 44, 0.34);
  border-radius: 50%;
  font-size: 9px;
  place-items: center;
}

.section-kicker-light {
  color: rgba(255, 255, 255, 0.58);
}

.section-kicker-light span:first-child {
  border-color: rgba(237, 123, 66, 0.42);
}

.overview-section h2,
.section-heading h2,
.manufacturing-heading h2 {
  max-width: 760px;
  margin-bottom: 0;
  font-size: clamp(38px, 5vw, 66px);
  letter-spacing: -0.055em;
  line-height: 1.05;
}

.overview-copy {
  max-width: 730px;
  padding-top: 34px;
}

.overview-copy p {
  color: #5a655f;
}

.overview-copy .lead {
  margin-bottom: 22px;
  color: var(--ink-2);
  font-size: clamp(19px, 2vw, 24px);
  line-height: 1.55;
}

.overview-copy > p:not(.lead) {
  max-width: 660px;
  margin-bottom: 34px;
  font-size: 16px;
}

.inline-note {
  display: flex;
  max-width: 660px;
  gap: 16px;
  padding: 18px 20px;
  background: rgba(232, 228, 219, 0.62);
  border-left: 3px solid var(--orange);
}

.note-mark {
  display: grid;
  flex: 0 0 24px;
  width: 24px;
  height: 24px;
  color: var(--orange);
  border: 1px solid rgba(215, 99, 44, 0.4);
  border-radius: 50%;
  font-family: Georgia, serif;
  font-size: 12px;
  font-style: italic;
  place-items: center;
}

.inline-note p {
  margin: 0;
  color: #57615c;
  font-size: 13px;
  line-height: 1.6;
}

.specifications-section {
  color: var(--white);
  background: var(--forest);
}

.section-heading {
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: end;
  gap: 6vw;
  margin-bottom: 58px;
}

.section-heading .section-kicker {
  margin-bottom: 26px;
}

.section-heading > p {
  max-width: 440px;
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 14px;
}

#applications .section-heading h2 {
  max-width: 940px;
  font-size: clamp(36px, 3.8vw, 52px);
}

.specifications-section .section-heading h2,
.structure-section h2,
.customization-section h2,
.contact-section h2 {
  margin-bottom: 0;
  font-size: clamp(38px, 5vw, 66px);
  letter-spacing: -0.055em;
  line-height: 1.04;
}

.specifications-section .section-heading > p {
  color: rgba(255, 255, 255, 0.55);
}

.specifications-section .section-kicker {
  color: rgba(255, 255, 255, 0.55);
}

.spec-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(310px, 0.5fr);
  gap: 24px;
}

.spec-table-shell {
  overflow: hidden;
  border: 1px solid var(--line-light);
  border-radius: var(--radius);
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table tr {
  border-bottom: 1px solid var(--line-light);
}

.spec-table tr:last-child {
  border-bottom: 0;
}

.spec-table th,
.spec-table td {
  padding: 18px 24px;
  text-align: left;
}

.spec-table th {
  width: 33%;
  color: rgba(255, 255, 255, 0.48);
  font-size: 12px;
  font-weight: 500;
}

.spec-table td {
  color: rgba(255, 255, 255, 0.92);
  font-family: var(--display);
  font-size: 16px;
}

.spec-table tr:hover {
  background: rgba(255, 255, 255, 0.035);
}

.table-note {
  margin-left: 6px;
  color: rgba(255, 255, 255, 0.38);
  font-family: var(--body);
  font-size: 10px;
  font-weight: 400;
}

.series-section {
  padding-top: 0;
  color: var(--white);
  background: var(--forest);
}

.series-nav {
  padding: 0;
  margin: 0;
}

.series-nav-inner {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 14px 0;
  border-top: 1px solid var(--line-light);
  border-bottom: 1px solid var(--line-light);
  flex-wrap: wrap;
}

.series-nav-label {
  margin-right: 12px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.series-nav-item {
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--ink);
  font-size: 14px;
  text-decoration: none;
  transition: all 0.2s ease;
}

.series-nav-item:hover {
  border-color: var(--ink);
  color: #000;
}

.series-nav-item.is-active {
  background: var(--accent, #c9a15a);
  border-color: var(--accent, #c9a15a);
  color: #14201d;
  font-weight: 600;
}

.series-table thead th {
  color: rgba(255, 255, 255, 0.55);
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--line-light);
  background: rgba(255, 255, 255, 0.03);
}

.series-table td {
  font-size: 15px;
}

.series-note {
  margin-top: 20px;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
  line-height: 1.7;
}

.spec-aside {
  position: relative;
  min-height: 100%;
  overflow: hidden;
  padding: 34px;
  color: var(--ink);
  background: var(--stone-2);
  border-radius: var(--radius);
}

.spec-aside-top {
  position: relative;
  z-index: 1;
}

.aside-index {
  font-family: var(--display);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.aside-rule {
  display: block;
  width: 44px;
  height: 1px;
  margin: 20px 0 26px;
  background: rgba(21, 32, 29, 0.25);
}

.spec-aside p {
  position: relative;
  z-index: 1;
  color: var(--muted);
  font-size: 14px;
}

.spec-aside .aside-lead {
  margin-bottom: 14px;
  color: var(--ink);
  font-family: var(--display);
  font-size: 27px;
  font-weight: 600;
  line-height: 1.18;
}

.spec-aside .text-link {
  margin-top: 16px;
}

.speed-dial {
  position: absolute;
  right: -80px;
  bottom: -92px;
  display: flex;
  width: 260px;
  height: 260px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  color: var(--white);
  background: var(--orange);
  border-radius: 50%;
  transform: rotate(-12deg);
}

.speed-dial span,
.speed-dial small {
  font-family: var(--display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.speed-dial strong {
  margin: -4px 0;
  font-family: var(--display);
  font-size: 42px;
  font-weight: 500;
  letter-spacing: -0.06em;
}

.structure-section {
  color: var(--white);
  background: #0e1715;
}

.structure-grid {
  display: grid;
  grid-template-columns: minmax(420px, 0.92fr) minmax(0, 1.08fr);
  align-items: center;
  gap: clamp(50px, 8vw, 120px);
}

.structure-visual {
  position: relative;
  min-height: 650px;
}

.structure-visual figure {
  position: absolute;
  top: 50%;
  left: 50%;
  width: min(100%, 610px);
  margin: 0;
  transform: translate(-50%, -50%);
}

.structure-visual figure::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(110deg, rgba(14, 23, 21, 0.1), transparent 55%);
  pointer-events: none;
}

.structure-visual img {
  width: 100%;
  border-radius: 2px;
  filter: brightness(0.72) saturate(0.8) contrast(1.05);
  -webkit-mask-image: radial-gradient(ellipse 75% 65% at 50% 50%, #000 50%, transparent 96%);
  mask-image: radial-gradient(ellipse 75% 65% at 50% 50%, #000 50%, transparent 96%);
}

.vertical-caption {
  position: absolute;
  z-index: 2;
  top: 0;
  left: -10px;
  color: rgba(255, 255, 255, 0.35);
  font-family: var(--display);
  font-size: 9px;
  letter-spacing: 0.15em;
  writing-mode: vertical-rl;
}

.image-marker {
  position: absolute;
  z-index: 2;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 8px 11px;
  color: var(--white);
  background: rgba(14, 23, 21, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.14);
  backdrop-filter: blur(8px);
}

.image-marker span {
  color: var(--orange-bright);
  font-family: var(--display);
  font-size: 9px;
}

.image-marker strong {
  font-size: 11px;
  font-weight: 500;
}

.marker-one {
  top: 16%;
  right: 2%;
}

.marker-two {
  top: 45%;
  right: 0;
}

.marker-three {
  bottom: 20%;
  left: 0;
}

.structure-copy .section-kicker {
  margin-bottom: 30px;
}

.structure-lead {
  max-width: 560px;
  margin: 22px 0 42px;
  color: rgba(255, 255, 255, 0.56);
  font-size: 18px;
}

.structure-list {
  border-top: 1px solid var(--line-light);
}

.structure-list article {
  display: grid;
  grid-template-columns: 42px 1fr;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line-light);
}

.structure-list article > span {
  color: var(--orange-bright);
  font-family: var(--display);
  font-size: 11px;
}

.structure-list h3 {
  margin-bottom: 6px;
  font-size: 20px;
  font-weight: 500;
}

.structure-list p {
  margin: 0;
  color: rgba(255, 255, 255, 0.5);
  font-size: 13px;
}

.application-grid {
  display: grid;
  grid-template-columns: minmax(320px, 0.72fr) minmax(0, 1.28fr);
  gap: 24px;
  margin-top: 62px;
}

.video-panel {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  color: var(--white);
  background: var(--ink);
  border-radius: var(--radius-lg);
}

.video-panel video {
  width: 100%;
  height: 100%;
  min-height: 620px;
  object-fit: cover;
}

.video-panel::after {
  position: absolute;
  inset: 0;
  content: "";
  background: linear-gradient(180deg, rgba(10, 16, 14, 0.04) 45%, rgba(10, 16, 14, 0.8));
  pointer-events: none;
}

.video-label {
  position: absolute;
  z-index: 2;
  top: 22px;
  left: 22px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  background: rgba(13, 23, 20, 0.72);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: 999px;
  font-size: 10px;
  backdrop-filter: blur(8px);
}

.live-dot {
  width: 7px;
  height: 7px;
  background: var(--orange-bright);
  border-radius: 50%;
  box-shadow: 0 0 0 4px rgba(237, 123, 66, 0.16);
}

.video-caption {
  position: absolute;
  z-index: 2;
  right: 24px;
  bottom: 26px;
  left: 24px;
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  pointer-events: none;
}

.video-caption strong {
  font-family: var(--display);
  font-size: clamp(16px, 2vw, 24px);
  letter-spacing: 0.02em;
}

.video-caption span {
  color: rgba(255, 255, 255, 0.56);
  font-size: 10px;
}

.application-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 0.78fr;
  gap: 24px;
}

.application-card {
  position: relative;
  min-height: 240px;
  overflow: hidden;
  padding: 30px;
  background: var(--stone-2);
  border-radius: var(--radius);
}

.application-card-main {
  grid-row: span 2;
  min-height: 0;
  padding: 38px;
  color: var(--white);
  background: var(--orange);
}

.card-index {
  display: block;
  margin-bottom: 48px;
  font-family: var(--display);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.12em;
  opacity: 0.62;
}

.application-card h3 {
  max-width: 320px;
  margin-bottom: 14px;
  font-size: clamp(24px, 2.4vw, 34px);
  font-weight: 500;
  line-height: 1.12;
}

.application-card p {
  max-width: 390px;
  margin: 0;
  color: var(--muted);
  font-size: 13px;
}

.application-card-main p {
  color: rgba(255, 255, 255, 0.78);
}

.material-lines {
  position: absolute;
  right: -20px;
  bottom: -20px;
  width: 70%;
  height: 42%;
  transform: rotate(-12deg);
}

.material-lines span {
  position: absolute;
  right: 0;
  width: 100%;
  height: 1px;
  background: rgba(255, 255, 255, 0.25);
}

.material-lines span:nth-child(1) {
  top: 10%;
}

.material-lines span:nth-child(2) {
  top: 33%;
}

.material-lines span:nth-child(3) {
  top: 56%;
}

.material-lines span:nth-child(4) {
  top: 79%;
}

.application-card-line {
  color: var(--white);
  background: var(--forest);
}

.application-card-line p {
  color: rgba(255, 255, 255, 0.55);
}

.customization-section {
  color: var(--white);
  background: var(--ink);
}

.customization-grid {
  display: grid;
  grid-template-columns: minmax(300px, 0.72fr) minmax(0, 1.28fr);
  gap: 9vw;
}

.customization-heading .section-kicker {
  margin-bottom: 30px;
}

.customization-heading p {
  max-width: 460px;
  margin: 28px 0 0;
  color: rgba(255, 255, 255, 0.52);
}

.custom-row {
  display: grid;
  grid-template-columns: 38px 1fr auto;
  align-items: center;
  gap: 18px;
  padding: 24px 0;
  border-bottom: 1px solid var(--line-light);
}

.custom-row:first-child {
  border-top: 1px solid var(--line-light);
}

.custom-index {
  color: var(--orange-bright);
  font-family: var(--display);
  font-size: 10px;
}

.custom-row h3 {
  margin-bottom: 3px;
  font-size: 20px;
  font-weight: 500;
}

.custom-row p {
  margin: 0;
  color: rgba(255, 255, 255, 0.44);
  font-size: 12px;
}

.custom-status {
  padding: 5px 10px;
  color: var(--orange-bright);
  border: 1px solid rgba(237, 123, 66, 0.35);
  border-radius: 999px;
  font-size: 10px;
}

.custom-value {
  color: rgba(255, 255, 255, 0.8);
  font-family: var(--display);
  font-size: 16px;
}

.manufacturing-heading {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: end;
  gap: 7vw;
  margin-bottom: 54px;
}

.manufacturing-heading .section-kicker {
  margin-bottom: 25px;
}

.manufacturing-heading > p {
  max-width: 440px;
  margin: 0 0 7px;
  color: var(--muted);
  font-size: 14px;
}

.factory-mosaic {
  display: grid;
  grid-template-columns: 1.35fr 0.82fr 0.82fr;
  grid-template-rows: 290px 230px;
  gap: 14px;
}

.factory-mosaic figure {
  position: relative;
  overflow: hidden;
  margin: 0;
  background: var(--stone-2);
  border-radius: var(--radius-sm);
}

.factory-mosaic .factory-main {
  grid-row: span 2;
}

.factory-mosaic img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.72) brightness(0.9);
  transition:
    transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1),
    filter 300ms ease;
}

.factory-mosaic figure:hover img {
  filter: saturate(0.9) brightness(0.96);
  transform: scale(1.025);
}

.factory-mosaic figcaption {
  position: absolute;
  bottom: 14px;
  left: 14px;
  padding: 7px 10px;
  color: var(--white);
  background: rgba(12, 22, 19, 0.76);
  border-radius: 6px;
  font-size: 10px;
  backdrop-filter: blur(7px);
}

.faq-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.7fr) minmax(0, 1.3fr);
  gap: 9vw;
}

.faq-heading {
  align-self: start;
  position: sticky;
  top: 140px;
}

.faq-heading .section-kicker {
  margin-bottom: 28px;
}

.faq-heading h2 {
  margin-bottom: 20px;
  font-size: clamp(36px, 4.5vw, 58px);
  letter-spacing: -0.055em;
  line-height: 1.08;
}

.faq-heading p {
  max-width: 400px;
  color: var(--muted);
  font-size: 14px;
}

.faq-list {
  border-top: 1px solid var(--line);
}

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

.faq-list summary {
  display: flex;
  min-height: 88px;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px 0;
  font-family: var(--display);
  font-size: 18px;
  font-weight: 500;
  list-style: none;
  cursor: pointer;
}

.faq-list summary::-webkit-details-marker {
  display: none;
}

.faq-icon {
  position: relative;
  flex: 0 0 30px;
  width: 30px;
  height: 30px;
  border: 1px solid var(--line);
  border-radius: 50%;
}

.faq-icon::before,
.faq-icon::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1px;
  content: "";
  background: var(--ink);
  transform: translate(-50%, -50%);
  transition: transform 180ms ease;
}

.faq-icon::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

details[open] .faq-icon::after {
  transform: translate(-50%, -50%);
}

.faq-list details > p {
  max-width: 680px;
  margin: -4px 54px 28px 0;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.contact-section {
  padding: 112px 0;
  color: var(--white);
  background:
    radial-gradient(circle at 15% 30%, rgba(81, 119, 99, 0.22), transparent 34%),
    var(--forest-2);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  align-items: start;
  gap: 8vw;
}

.contact-copy .section-kicker {
  margin-bottom: 30px;
}

.contact-copy > p {
  max-width: 450px;
  margin: 24px 0 38px;
  color: rgba(255, 255, 255, 0.54);
}

.contact-facts {
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line-light);
}

.contact-facts div {
  display: grid;
  grid-template-columns: 112px 1fr;
  gap: 16px;
  padding: 17px 0;
  border-bottom: 1px solid var(--line-light);
}

.contact-facts span {
  color: rgba(255, 255, 255, 0.4);
  font-size: 11px;
}

.contact-facts strong {
  font-family: var(--display);
  font-size: 13px;
  font-weight: 500;
}

.inquiry-form {
  padding: clamp(26px, 4vw, 44px);
  color: var(--ink);
  background: var(--stone);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.form-heading {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 30px;
}

.form-index {
  color: var(--orange);
  font-family: var(--display);
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 0.12em;
}

.form-heading h3 {
  margin: 6px 0 0;
  font-size: 30px;
  font-weight: 600;
  letter-spacing: -0.04em;
}

.form-required {
  color: var(--muted);
  font-size: 10px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 17px;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.form-grid label > span {
  color: #59645e;
  font-size: 11px;
}

.field-full {
  grid-column: 1 / -1;
}

.form-grid input,
.form-grid textarea {
  width: 100%;
  min-height: 48px;
  padding: 11px 13px;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.48);
  border: 1px solid rgba(21, 32, 29, 0.14);
  border-radius: 8px;
  outline: none;
  transition:
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.form-grid textarea {
  min-height: 92px;
  resize: vertical;
}

.form-grid input:focus,
.form-grid textarea:focus {
  background: var(--white);
  border-color: var(--forest);
  box-shadow: 0 0 0 3px rgba(22, 60, 52, 0.08);
}

.form-grid input.is-invalid,
.form-grid textarea.is-invalid,
.check-row input.is-invalid {
  border-color: #b93d2f;
}

.check-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin: 18px 0 22px;
  color: var(--muted);
  font-size: 11px;
}

.check-row input {
  flex: 0 0 auto;
  width: 15px;
  height: 15px;
  margin-top: 2px;
  accent-color: var(--forest);
}

.button-submit {
  width: 100%;
  border: 0;
}

.form-status {
  min-height: 22px;
  margin: 12px 0 0;
  color: var(--forest);
  font-size: 12px;
}

.form-status.is-error {
  color: #a43d31;
}

.form-note {
  margin: 12px 0 0;
  color: #8b918e;
  font-size: 10px;
  line-height: 1.5;
}

.site-footer {
  color: rgba(255, 255, 255, 0.7);
  background: #08110f;
}

.footer-top {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 50px;
  padding-top: 48px;
  padding-bottom: 48px;
}

.brand-footer .brand-mark {
  background: rgba(255, 255, 255, 0.11);
}

.brand-footer .brand-copy small {
  color: rgba(255, 255, 255, 0.38);
}

.footer-top > p {
  max-width: 510px;
  margin: 0;
  color: rgba(255, 255, 255, 0.42);
  font-size: 12px;
}

.footer-link {
  font-family: var(--display);
  font-size: 12px;
}

.footer-link:hover {
  color: var(--orange-bright);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 18px;
  padding-bottom: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.32);
  font-size: 10px;
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 700ms ease,
    transform 700ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

@keyframes heroEnter {
  from {
    opacity: 0;
    transform: scale(0.94) rotate(-4deg);
  }
  to {
    opacity: 1;
    transform: scale(1) rotate(0);
  }
}

@keyframes orbit {
  to {
    transform: translate(-50%, -50%) rotate(360deg);
  }
}

@media (max-width: 1120px) {
  .primary-nav {
    gap: 15px;
  }

  .primary-nav a {
    font-size: 12px;
  }

  .nav-actions {
    gap: 12px;
  }

  .hero-grid {
    grid-template-columns: minmax(0, 1fr) minmax(380px, 0.76fr);
    gap: 30px;
  }

  h1 {
    font-size: clamp(56px, 7.4vw, 82px);
  }

  .hero-visual {
    min-height: 500px;
  }

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

  .spec-aside {
    min-height: 330px;
  }

  .speed-dial {
    right: -24px;
  }

  .factory-mosaic {
    grid-template-columns: 1.2fr 0.8fr 0.8fr;
    grid-template-rows: 250px 220px;
  }
}

@media (max-width: 920px) {
  :root {
    --header-height: 68px;
  }

  .utility-bar {
    display: none;
  }

  .nav-shell {
    grid-template-columns: 1fr auto auto;
    gap: 14px;
  }

  .menu-toggle {
    display: block;
    order: 2;
  }

  .nav-actions {
    order: 3;
  }

  .nav-actions .button {
    display: none;
  }

  .primary-nav {
    position: fixed;
    z-index: 99;
    top: calc(var(--header-height) + 1px);
    right: 0;
    left: 0;
    height: calc(100vh - var(--header-height) - 1px);
    height: calc(100dvh - var(--header-height) - 1px);
    overflow-y: auto;
    display: flex;
    visibility: hidden;
    align-items: flex-start;
    flex-direction: column;
    gap: 0;
    padding: 32px 24px;
    background: var(--stone);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-12px);
    transition:
      opacity 180ms ease,
      transform 180ms ease,
      visibility 180ms;
  }

  .primary-nav a {
    width: 100%;
    padding: 18px 0;
    border-bottom: 1px solid var(--line);
    font-family: var(--display);
    font-size: 22px;
  }

  .menu-open .primary-nav {
    visibility: visible;
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .menu-open .menu-toggle span:first-child {
    transform: translateY(3px) rotate(45deg);
  }

  .menu-open .menu-toggle span:last-child {
    transform: translateY(-3px) rotate(-45deg);
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .hero-copy {
    max-width: 720px;
  }

  .hero-visual {
    width: min(100%, 620px);
    min-height: auto;
    margin: 0 auto;
  }

  .hero-product-frame {
    width: min(92%, 560px);
  }

  .callout-top {
    right: 2%;
  }

  .callout-bottom {
    left: 2%;
  }

  .hero-media-strip {
    flex-wrap: wrap;
  }

  .media-strip-label {
    width: 100%;
    margin-bottom: 4px;
  }

  .media-strip-note {
    width: 100%;
    margin-top: 6px;
  }

  .trust-grid {
    grid-template-columns: 1fr 1fr;
  }

  .trust-item:nth-child(3) {
    border-left: 0;
  }

  .trust-item:nth-child(-n + 2) {
    border-bottom: 1px solid var(--line-light);
  }

  .split-heading,
  .section-heading,
  .structure-grid,
  .application-grid,
  .customization-grid,
  .manufacturing-heading,
  .faq-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .split-heading {
    gap: 24px;
  }

  .section-heading {
    gap: 22px;
    margin-bottom: 42px;
  }

  .section-heading > p,
  .manufacturing-heading > p {
    max-width: 620px;
  }

  .structure-copy {
    order: -1;
  }

  .structure-visual {
    min-height: 580px;
  }

  .application-grid {
    gap: 18px;
  }

  .video-panel,
  .video-panel video {
    min-height: 680px;
  }

  .customization-grid {
    gap: 48px;
  }

  .factory-mosaic {
    grid-template-columns: 1.2fr 0.8fr;
    grid-template-rows: 280px 220px;
  }

  .factory-mosaic .factory-main {
    grid-row: span 1;
  }

  .factory-mosaic figure:last-child {
    grid-column: span 2;
    min-height: 230px;
  }

  .faq-heading {
    position: static;
  }

  .contact-grid {
    gap: 48px;
  }

  .footer-top {
    grid-template-columns: auto 1fr;
    gap: 28px;
  }

  .footer-link {
    grid-column: 2;
  }
}

@media (max-width: 640px) {
  .container {
    width: min(calc(100% - 32px), var(--container));
  }

  .brand-mark {
    width: 39px;
    height: 39px;
    font-size: 15px;
  }

  .brand-copy strong {
    font-size: 14px;
  }

  .brand-copy small {
    font-size: 9px;
  }

  .nav-actions {
    gap: 7px;
  }

  .language-toggle {
    gap: 6px;
    font-size: 11px;
  }

  .menu-toggle {
    width: 39px;
    height: 39px;
  }

  .product-hero {
    padding-top: 48px;
  }

  .eyebrow-row {
    flex-wrap: wrap;
    margin-bottom: 24px;
  }

  h1 {
    font-size: clamp(38px, 11.3vw, 50px);
    letter-spacing: -0.06em;
  }

  .hero-intro {
    font-size: 16px;
  }

  .hero-actions {
    align-items: flex-start;
    flex-direction: column;
    gap: 18px;
    margin-bottom: 38px;
  }

  .hero-actions .button {
    width: 100%;
  }

  .hero-facts {
    grid-template-columns: 1fr 1fr;
    gap: 20px 0;
  }

  .hero-facts > div:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }

  .hero-visual {
    min-height: 370px;
  }

  .hero-product-frame {
    width: 96%;
  }

  .hero-orbit-one {
    width: 92%;
  }

  .hero-orbit-two {
    width: 102%;
  }

  .hero-callout {
    min-width: 108px;
    padding: 9px 11px;
  }

  .hero-callout span {
    font-size: 13px;
  }

  .hero-callout small {
    font-size: 8px;
  }

  .callout-top {
    top: 9%;
    right: -4px;
  }

  .callout-bottom {
    bottom: 9%;
    left: -4px;
  }

  .technical-index {
    right: -4px;
  }

  .view-chip {
    flex: 1;
    justify-content: center;
    padding-inline: 10px;
  }

  .view-chip span:last-child {
    display: none;
  }

  .trust-item {
    min-height: 104px;
    padding: 18px 16px;
  }

  .trust-number {
    font-size: 30px;
  }

  .trust-item > span:last-child {
    font-size: 10px;
  }

  .section {
    padding: 86px 0;
  }

  .overview-section h2,
  .section-heading h2,
  .manufacturing-heading h2,
  .specifications-section .section-heading h2,
  .structure-section h2,
  .customization-section h2,
  .contact-section h2 {
    font-size: clamp(36px, 11vw, 50px);
  }

  .overview-copy {
    padding-top: 22px;
  }

  .overview-copy .lead {
    font-size: 18px;
  }

  .spec-table th,
  .spec-table td {
    padding: 15px 14px;
  }

  .spec-table th {
    width: 42%;
    font-size: 11px;
  }

  .spec-table td {
    font-size: 14px;
  }

  .table-note {
    display: block;
    margin: 3px 0 0;
  }

  .spec-aside {
    min-height: 360px;
    padding: 28px;
  }

  .structure-visual {
    min-height: 400px;
  }

  .marker-one {
    top: 9%;
    right: -2px;
  }

  .marker-two {
    top: 44%;
    right: -2px;
  }

  .marker-three {
    bottom: 10%;
    left: -2px;
  }

  .image-marker {
    max-width: 150px;
  }

  .application-cards {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
  }

  .application-card-main {
    grid-row: auto;
    min-height: 300px;
  }

  .application-card {
    min-height: 220px;
    padding: 26px;
  }

  .video-panel,
  .video-panel video {
    min-height: 560px;
  }

  .video-caption {
    align-items: flex-start;
    flex-direction: column;
    gap: 4px;
  }

  .custom-row {
    grid-template-columns: 28px 1fr;
  }

  .custom-status,
  .custom-value {
    grid-column: 2;
    justify-self: start;
  }

  .factory-mosaic {
    grid-template-columns: 1fr;
    grid-template-rows: repeat(4, 260px);
  }

  .factory-mosaic .factory-main,
  .factory-mosaic figure:last-child {
    grid-column: auto;
    min-height: 260px;
  }

  .faq-list summary {
    min-height: 78px;
    font-size: 16px;
  }

  .faq-list details > p {
    margin-right: 0;
  }

  .contact-section {
    padding: 86px 0;
  }

  .inquiry-form {
    padding: 24px 18px;
    border-radius: var(--radius);
  }

  .form-grid {
    grid-template-columns: 1fr;
  }

  .field-full {
    grid-column: auto;
  }

  .contact-facts div {
    grid-template-columns: 94px 1fr;
  }

  .footer-top {
    grid-template-columns: 1fr;
  }

  .footer-link {
    grid-column: auto;
  }

  .footer-bottom {
    align-items: flex-start;
    flex-direction: column;
    gap: 5px;
  }
}

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

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

@media print {
  .site-header,
  .hero-actions,
  .hero-media-strip,
  .video-panel,
  .inquiry-form,
  .site-footer {
    display: none !important;
  }

  .product-hero,
  .section,
  .contact-section {
    padding: 24px 0;
    color: #111;
    background: #fff;
  }

  .hero-grid,
  .structure-grid,
  .spec-layout {
    display: block;
  }

  .hero-product-frame {
    max-width: 380px;
  }

  .specifications-section,
  .structure-section,
  .customization-section {
    color: #111;
    background: #fff;
  }
}

/* ===== Blog 文章页样式 ===== */
.blog-article {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 24px 80px;
  color: #1c2a25;
  background: #fdfcf8;
}

.blog-header {
  margin-bottom: 36px;
}

.blog-header h1 {
  margin-top: 14px;
  font-family: var(--display);
  font-size: clamp(28px, 3.4vw, 40px);
  line-height: 1.2;
  color: #15201d;
}

.blog-body {
  font-family: var(--body);
  font-size: 17px;
  line-height: 1.85;
  color: #2a3631;
}

.blog-body h2 {
  margin: 44px 0 14px;
  font-family: var(--display);
  font-size: clamp(22px, 2.4vw, 28px);
  line-height: 1.3;
  color: #163c34;
}

.blog-body p {
  margin: 0 0 18px;
}

.blog-body strong {
  color: #0c2924;
}

.blog-body blockquote {
  margin: 28px 0;
  padding: 20px 24px;
  border-left: 4px solid #d7632c;
  background: #f6efe6;
  color: #3a2a1c;
  font-size: 16px;
  border-radius: 0 10px 10px 0;
}

.blog-body table {
  width: 100%;
  margin: 24px 0;
  border-collapse: collapse;
  font-size: 15px;
}

.blog-body table th,
.blog-body table td {
  padding: 12px 16px;
  text-align: left;
  border: 1px solid #e0dcd2;
}

.blog-body table th {
  background: #efeae0;
  color: #15201d;
  font-weight: 600;
}

.blog-body table tr:nth-child(even) td {
  background: #faf8f3;
}

.blog-body h3 {
  margin: 28px 0 10px;
  font-family: var(--display);
  font-size: 19px;
  color: #24312d;
}

.blog-body ol,
.blog-body ul {
  margin: 0 0 18px;
  padding-left: 24px;
}

.blog-body li {
  margin-bottom: 8px;
}

.blog-body code {
  padding: 2px 6px;
  background: #f0ece2;
  border-radius: 4px;
  font-size: 0.9em;
}

/* ===== Blog 索引页样式 ===== */
.blog-index {
  padding: 60px 0 80px;
}

.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
  margin-top: 32px;
}

.blog-card {
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
}

.blog-card h2 {
  margin: 0 0 12px;
  font-family: var(--display);
  font-size: 20px;
  line-height: 1.35;
}

.blog-card h2 a {
  color: #163c34;
  text-decoration: none;
}

.blog-card h2 a:hover {
  color: #d7632c;
}

.blog-card p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== 产品中心总览页 ===== */
.products-index {
  padding: 60px 0 90px;
}

.products-index .section-heading h1 {
  margin: 12px 0 0;
  font-family: var(--display);
  font-size: clamp(30px, 4vw, 48px);
  line-height: 1.15;
  color: var(--ink);
}

.products-group-title {
  margin: 56px 0 20px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--line);
  font-family: var(--display);
  font-size: clamp(18px, 2vw, 22px);
  color: var(--forest);
}

.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 26px;
}

.product-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: #fff;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.product-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 18px 40px rgba(17, 28, 24, 0.1);
}

.product-card-media {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 22px;
  background: var(--stone);
}

.product-card-media img {
  width: 100%;
  height: auto;
  max-width: 260px;
  object-fit: contain;
}

.product-card-body {
  padding: 22px 24px 26px;
}

.product-card-tag {
  display: inline-block;
  margin-bottom: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--stone-2);
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.product-card-body h3 {
  margin: 0 0 10px;
  font-family: var(--display);
  font-size: 20px;
  line-height: 1.3;
  color: var(--ink);
}

.product-card-body p {
  margin: 0 0 16px;
  color: var(--muted);
  font-size: 15px;
  line-height: 1.7;
}

.product-card-text .product-card-body {
  padding-top: 26px;
}

.products-cta {
  margin-top: 64px;
  padding: 44px 40px;
  border-radius: var(--radius-lg);
  background: var(--forest);
  color: #fff;
  text-align: center;
}

.products-cta h2 {
  margin: 0 0 14px;
  font-family: var(--display);
  font-size: clamp(22px, 2.6vw, 30px);
}

.products-cta p {
  max-width: 640px;
  margin: 0 auto 26px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 16px;
  line-height: 1.75;
}

/* ===== 中文主标题：保持一行，避免"岩"字掉行 ===== */
.title-cn {
  white-space: nowrap;
  letter-spacing: -0.01em;
}

/* ===== 无产品照片的系列页：尺寸面板（代替主图） ===== */
.size-panel {
  position: relative;
  z-index: 2;
  width: min(100%, 470px);
  margin: 0 auto;
  padding: 32px 34px 28px;
  border: 1px solid rgba(21, 32, 29, 0.1);
  border-radius: 22px;
  background: linear-gradient(180deg, #ffffff 0%, #f8f6f0 100%);
  box-shadow: 0 26px 56px rgba(17, 28, 24, 0.09);
}

.size-panel-label {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.size-list {
  margin: 0 0 16px;
  padding: 0;
  list-style: none;
}

.size-list li {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 16px;
  padding: 10px 0;
  border-bottom: 1px dashed rgba(21, 32, 29, 0.13);
}

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

.size-list b {
  color: var(--ink);
  font-family: var(--display);
  font-size: 21px;
  font-weight: 600;
  line-height: 1.1;
}

.size-list b small {
  margin-left: 5px;
  color: var(--muted);
  font-size: 11px;
  font-weight: 400;
  letter-spacing: 0.02em;
}

.size-list span {
  color: var(--muted);
  font-size: 12.5px;
  text-align: right;
}

.size-panel-note {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.6;
}

/* 浅色引导表格（概览区用，避免继承深色规格表样式） */
.guide-table {
  width: 100%;
  margin-top: 26px;
  overflow: hidden;
  border: 1px solid rgba(21, 32, 29, 0.1);
  border-radius: 14px;
  border-collapse: collapse;
  background: #fff;
}

.guide-table th,
.guide-table td {
  padding: 15px 20px;
  border-bottom: 1px solid rgba(21, 32, 29, 0.08);
  color: var(--ink);
  font-size: 14px;
  line-height: 1.6;
  text-align: left;
  vertical-align: top;
}

.guide-table thead th {
  background: #f4f2ea;
  color: var(--muted);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.guide-table tbody tr:last-child td {
  border-bottom: 0;
}

.guide-table td:first-child {
  width: 38%;
  font-weight: 600;
}

/* 四列系列表（直径 / 英寸 / 机器 / 用途） */
.series-table-4 th:nth-child(1),
.series-table-4 td:nth-child(1) { width: 14%; }
.series-table-4 th:nth-child(2),
.series-table-4 td:nth-child(2) { width: 9%; }
.series-table-4 th:nth-child(3),
.series-table-4 td:nth-child(3) { width: 30%; }
.series-table-4 th:nth-child(4),
.series-table-4 td:nth-child(4) { width: 47%; }

/* 右侧说明卡：内容少时不被拉伸 */
.spec-aside-compact {
  min-height: auto;
  align-self: start;
}

/* ===== 制造区：补齐缺失的样式（HTML 用 .manufacturing-grid，此前只有 .manufacturing-heading） ===== */
.manufacturing-section {
  padding: 104px 0;
  color: var(--white);
  background: var(--forest-2);
}

.manufacturing-section h2 {
  color: var(--white);
  font-size: clamp(32px, 4.2vw, 54px);
  letter-spacing: -0.045em;
  line-height: 1.06;
}

.manufacturing-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: start;
  gap: 6vw;
}

.manufacturing-copy {
  color: rgba(255, 255, 255, 0.72);
}

.manufacturing-copy p {
  margin: 0;
  font-size: 16px;
  line-height: 1.8;
}

.manufacturing-copy p + p {
  margin-top: 16px;
}

@media (max-width: 900px) {
  .manufacturing-section {
    padding: 72px 0;
  }

  .manufacturing-grid {
    grid-template-columns: 1fr;
    gap: 22px;
  }
}

/* 产品总览：无图卡片与有图卡片等高、按钮贴底对齐 */
.product-card-body {
  display: flex;
  flex-direction: column;
  flex: 1;
}

.product-card-body .text-link {
  margin-top: auto;
}

.product-card-tag {
  align-self: flex-start;
}