:root {
  --bg: #f5f3ee;
  --bg-strong: #efebe3;
  --surface: rgba(255, 255, 255, 0.72);
  --surface-strong: rgba(255, 255, 255, 0.9);
  --surface-soft: rgba(255, 255, 255, 0.64);
  --line: rgba(19, 31, 36, 0.1);
  --line-strong: rgba(19, 31, 36, 0.18);
  --text: #172228;
  --text-soft: rgba(23, 34, 40, 0.72);
  --accent: #1d8f8a;
  --accent-soft: rgba(29, 143, 138, 0.16);
  --shadow: 0 28px 80px rgba(26, 40, 44, 0.08);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1180px;
  --anchor-offset: 132px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--anchor-offset);
}

body {
  margin: 0;
  min-width: 320px;
  overflow-x: hidden;
  font-family: "Noto Sans SC", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(29, 143, 138, 0.1), transparent 24%),
    radial-gradient(circle at 80% 20%, rgba(92, 113, 255, 0.06), transparent 18%),
    linear-gradient(180deg, #f9f8f4 0%, var(--bg) 46%, #f2efe8 100%);
}

body.modal-open {
  overflow: hidden;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  background-image:
    linear-gradient(rgba(23, 34, 40, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 34, 40, 0.025) 1px, transparent 1px);
  background-size: 36px 36px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.42), transparent 88%);
  pointer-events: none;
  z-index: -1;
}

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

[hidden] {
  display: none !important;
}

p,
h1,
h2,
h3,
ul,
ol {
  margin: 0;
}

ul,
ol {
  padding: 0;
}

.page-shell {
  width: min(calc(100% - 40px), var(--container));
  margin: 0 auto;
  padding-bottom: 72px;
}

.site-header {
  position: sticky;
  top: 18px;
  z-index: 10;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 20px;
  margin: 24px 0 12px;
  padding: 15px 20px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(249, 248, 244, 0.78);
  backdrop-filter: blur(20px);
  box-shadow: 0 12px 30px rgba(20, 31, 35, 0.04);
}

.site-header::after {
  content: "";
  grid-column: 3;
}

.brand {
  display: inline-flex;
  grid-column: 1;
  justify-self: start;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.brand-mark {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background:
    radial-gradient(circle at 35% 35%, #9be6df, #1d8f8a 60%, #0f5f62 100%);
  box-shadow: 0 0 0 8px rgba(29, 143, 138, 0.08);
}

.brand-copy {
  display: grid;
  gap: 2px;
}

.brand-copy strong,
.site-nav a,
.button {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
}

.brand-copy strong {
  font-size: 1rem;
  letter-spacing: 0.02em;
}

.brand-copy small {
  color: var(--text-soft);
  font-size: 0.76rem;
  line-height: 1.25;
}

.site-nav {
  display: inline-flex;
  grid-column: 2;
  justify-self: center;
  align-items: center;
  gap: 24px;
  color: var(--text-soft);
  font-size: 0.92rem;
  min-width: 0;
}

.site-nav a {
  flex: 0 0 auto;
  transition: color 180ms ease;
}

.site-nav a:hover,
.site-nav a:focus-visible {
  color: var(--text);
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 20px;
  border-radius: 999px;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    background-color 180ms ease,
    box-shadow 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-1px);
}

.section {
  padding: 48px 0;
}

main section[id] {
  scroll-margin-top: var(--anchor-offset);
}

.hero {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
  gap: 42px;
  align-items: stretch;
  padding-top: 62px;
}

.hero-copy {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
}

.eyebrow {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--accent);
}

.hero h1,
.section-heading h2,
.intro-card h2,
.contact-card h2 {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  line-height: 1.12;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.hero h1 {
  max-width: 11.2ch;
  font-size: clamp(2.5rem, 4.3vw, 4.3rem);
}

.hero-text,
.intro-card p,
.section-heading,
.product-card p,
.panel-text,
.application-card p,
.contact-card p {
  color: var(--text-soft);
  line-height: 1.8;
}

.hero-text {
  max-width: 58ch;
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.button.primary {
  background: var(--text);
  color: #f7f6f1;
  box-shadow: 0 14px 28px rgba(23, 34, 40, 0.16);
}

.button.secondary {
  border: 1px solid var(--line);
  background: var(--surface-strong);
}

.hero-metrics {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  list-style: none;
}

.hero-metrics li,
.product-family,
.product-card,
.intro-card,
.capability-panel,
.application-card,
.contact-card {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.hero-metrics li {
  padding: 20px 20px 22px;
  border-radius: var(--radius-md);
}

.hero-metrics strong {
  display: block;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 1.55rem;
  letter-spacing: -0.04em;
}

.hero-metrics span {
  color: var(--text-soft);
  font-size: 0.88rem;
}

.hero-panel {
  position: relative;
  display: grid;
  grid-template-columns: minmax(248px, 1.22fr) minmax(132px, 0.64fr);
  grid-template-rows: auto 1fr auto;
  gap: 18px;
  align-content: start;
  padding: 42px 32px 34px;
  min-height: 620px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-xl);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.76), rgba(245, 243, 238, 0.9)),
    linear-gradient(135deg, rgba(29, 143, 138, 0.08), transparent 58%);
  box-shadow: var(--shadow);
}

.hero-panel::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(rgba(23, 34, 40, 0.055) 1px, transparent 1px),
    linear-gradient(90deg, rgba(23, 34, 40, 0.055) 1px, transparent 1px);
  background-size: 56px 56px;
  opacity: 0.5;
}

.hero-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(14px);
}

.hero-orb-a {
  top: 52px;
  right: 38px;
  width: 210px;
  height: 210px;
  background: radial-gradient(circle, rgba(144, 228, 225, 0.9), rgba(29, 143, 138, 0.06));
}

.hero-orb-b {
  bottom: 64px;
  left: 58px;
  width: 240px;
  height: 240px;
  background: radial-gradient(circle, rgba(178, 190, 255, 0.72), rgba(29, 143, 138, 0));
}

.material-card,
.grid-badge {
  position: relative;
  z-index: 1;
  border: 1px solid rgba(23, 34, 40, 0.08);
  background: rgba(255, 255, 255, 0.72);
  backdrop-filter: blur(20px);
}

.material-card {
  padding: 24px 24px 22px;
  border-radius: 22px;
}

.material-card-main {
  grid-column: 1;
  grid-row: 1 / span 2;
  align-self: start;
  width: 100%;
  max-width: 432px;
  min-width: 0;
  justify-self: start;
  margin-top: 18px;
}

.material-card-side {
  grid-column: 2;
  grid-row: 2;
  align-self: end;
  justify-self: end;
  width: 100%;
  max-width: 220px;
  min-width: 0;
  margin-bottom: 18px;
}

.material-card h2,
.material-card h3,
.product-family h3,
.product-card h3,
.application-card h3 {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  line-height: 1.14;
  letter-spacing: -0.02em;
}

.material-card h2 {
  margin: 10px 0 6px;
  font-size: clamp(1.42rem, 1.9vw, 1.92rem);
}

.material-card-main h2 {
  max-width: 100%;
  white-space: nowrap;
  word-break: keep-all;
  overflow-wrap: normal;
  overflow: visible;
  text-overflow: clip;
  font-size: clamp(1.02rem, 1.22vw, 1.42rem);
}

.material-card p,
.material-card li {
  color: var(--text-soft);
  line-height: 1.75;
}

.material-subtitle {
  margin-bottom: 12px;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.76rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.material-card-main .material-subtitle {
  max-width: 24ch;
  white-space: normal;
  font-size: 0.71rem;
  line-height: 1.45;
  letter-spacing: 0.04em;
  text-wrap: balance;
  overflow-wrap: anywhere;
}

.material-card-side ul,
.process-list {
  list-style: none;
}

.material-card-side ul {
  display: grid;
  gap: 10px;
  margin-top: 16px;
}

.material-card-side li,
.process-list li {
  position: relative;
  padding-left: 18px;
}

.material-card-side li {
  font-size: 0.94rem;
  line-height: 1.62;
}

.material-card-side li + li,
.process-list li + li {
  margin-top: 0;
}

.material-card-side li::before,
.process-list li::before {
  content: "";
  position: absolute;
  top: 12px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.card-label,
.grid-badge,
.product-index {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.card-label {
  color: var(--accent);
}

.grid-badge {
  grid-column: 1 / -1;
  grid-row: 3;
  display: inline-flex;
  align-items: center;
  justify-self: start;
  gap: 10px;
  padding: 12px 16px;
  border-radius: 999px;
  color: var(--text);
  white-space: nowrap;
}

.grid-badge::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 6px rgba(29, 143, 138, 0.12);
}

.intro-grid,
.capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}

.intro-card,
.capability-panel,
.contact-card {
  padding: 30px;
  border-radius: var(--radius-lg);
}

.intro-card h2,
.section-heading h2,
.contact-card h2 {
  font-size: clamp(1.9rem, 3.8vw, 3.1rem);
}

.section-heading {
  display: grid;
  gap: 12px;
  max-width: 840px;
  margin-bottom: 28px;
}

.section-heading-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 28px;
}

.section-heading-row .section-heading {
  margin-bottom: 0;
}

.section-link {
  flex-shrink: 0;
  color: var(--accent);
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
}

.section-link:hover,
.section-link:focus-visible {
  text-decoration: underline;
  text-underline-offset: 4px;
}

.product-page-hero h1 {
  max-width: 11.5ch;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: clamp(2.9rem, 5.2vw, 5rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.product-page-text,
.product-family-note {
  color: var(--text-soft);
  line-height: 1.8;
}

.product-page-text {
  max-width: 760px;
}

.mini-stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
  margin-top: 8px;
}

.mini-stat {
  padding: 20px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: var(--surface);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.mini-stat strong {
  display: block;
  margin-bottom: 4px;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 1.8rem;
  letter-spacing: -0.04em;
}

.mini-stat span {
  color: var(--text-soft);
}

.product-preview-grid,
.product-catalog {
  display: grid;
  gap: 18px;
}

.product-preview-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.product-catalog {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.application-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 18px;
}

.product-series-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 18px;
}

.series-pill,
.family-count,
.product-chip-list span {
  display: inline-flex;
  align-items: center;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(18px);
}

.series-pill {
  min-height: 42px;
  padding: 0 16px;
  border-radius: 999px;
  color: var(--text-soft);
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    color 180ms ease;
}

.series-pill:hover,
.series-pill:focus-visible {
  transform: translateY(-1px);
  color: var(--text);
  border-color: var(--line-strong);
}

.product-family,
.application-card {
  padding: 26px;
  border-radius: var(--radius-lg);
}

.product-family {
  scroll-margin-top: var(--anchor-offset);
}

.product-family-head {
  display: block;
  margin-bottom: 22px;
}

.product-family-head > div {
  max-width: 100%;
}

.product-index {
  display: inline-block;
  margin-bottom: 16px;
  color: var(--accent);
}

.product-family h3,
.application-card h3 {
  font-size: 1.45rem;
}

.product-family h3 {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 12px;
  margin-bottom: 0;
}

.product-family-note {
  margin-top: 12px;
  font-size: 0.94rem;
}

.application-card h3 {
  margin-bottom: 0;
}

.family-count {
  display: inline-flex;
  align-items: center;
  min-height: 30px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  background: rgba(255, 255, 255, 0.7);
  color: var(--text-soft);
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.product-spec-stack {
  display: grid;
  gap: 16px;
}

.product-spec-block {
  padding-top: 16px;
  border-top: 1px solid rgba(19, 31, 36, 0.08);
}

.product-spec-block:first-child {
  padding-top: 0;
  border-top: 0;
}

.product-spec-block h4 {
  margin-bottom: 12px;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 1rem;
  letter-spacing: -0.02em;
}

.product-chip-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.product-chip-list span {
  min-height: 38px;
  padding: 8px 14px;
  border-radius: 999px;
  color: var(--text-soft);
  font-size: 0.92rem;
  line-height: 1.4;
}

.button.danger {
  border: 1px solid rgba(153, 53, 39, 0.18);
  background: rgba(255, 241, 238, 0.92);
  color: #7d2f23;
}

.button.danger:hover,
.button.danger:focus-visible {
  border-color: rgba(153, 53, 39, 0.32);
  color: #622217;
}

.admin-shell {
  display: grid;
  gap: 24px;
}

.admin-title {
  max-width: 13ch;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: clamp(2.45rem, 4.5vw, 4.35rem);
  line-height: 1.08;
  letter-spacing: -0.03em;
  text-wrap: balance;
}

.admin-auth-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 380px);
  gap: 24px;
  align-items: start;
}

.admin-panel,
.admin-series-browser-card,
.admin-sidebar-card,
.admin-editor-card,
.admin-section-card,
.admin-block-card,
.admin-series-item {
  border: 1px solid var(--line);
  background: var(--surface);
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow);
}

.admin-panel,
.admin-series-browser-card,
.admin-sidebar-card,
.admin-editor-card,
.admin-section-card {
  padding: 30px;
  border-radius: var(--radius-lg);
}

.admin-series-browser-card,
.admin-sidebar-card,
.admin-editor-card {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.94), rgba(245, 243, 238, 0.92)),
    rgba(255, 255, 255, 0.9);
}

.admin-panel-head,
.admin-toolbar,
.admin-sidebar-head,
.admin-editor-header,
.admin-section-head,
.admin-block-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.admin-auth-form,
.admin-block-list {
  display: grid;
  gap: 16px;
}

.admin-auth-form {
  margin-top: 20px;
}

.admin-toolbar {
  gap: 22px;
  margin-bottom: 22px;
}

.admin-toolbar-main {
  display: grid;
  gap: 14px;
  flex: 1;
}

.admin-stats {
  margin-top: 0;
}

.admin-toolbar-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.admin-toolbar-meta p {
  color: var(--text-soft);
}

.admin-save-state,
.admin-pill {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border-radius: 999px;
  border: 1px solid rgba(19, 31, 36, 0.1);
  background: rgba(255, 255, 255, 0.78);
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  color: var(--text-soft);
}

.admin-save-state[data-state="success"] {
  border-color: rgba(35, 119, 111, 0.18);
  background: rgba(232, 250, 246, 0.9);
  color: #23776f;
}

.admin-save-state[data-state="warning"] {
  border-color: rgba(172, 118, 48, 0.22);
  background: rgba(255, 247, 233, 0.94);
  color: #93651c;
}

.admin-save-state[data-state="pending"] {
  border-color: rgba(19, 31, 36, 0.14);
  background: rgba(250, 249, 244, 0.96);
  color: var(--text-soft);
}

.admin-toolbar-actions {
  justify-content: flex-end;
  gap: 10px;
}

.admin-workspace {
  display: grid;
  gap: 24px;
  align-items: start;
}

.admin-series-browser-card {
  display: grid;
  gap: 18px;
}

.admin-series-browser-toolbar {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 18px;
}

.admin-series-browser-toolbar .admin-sidebar-note {
  margin-top: 0;
  max-width: 62ch;
}

.admin-series-browser-toolbar .admin-filter-field {
  flex: 0 0 min(100%, 340px);
  margin-top: 0;
}

.admin-sidebar-note {
  margin-top: 8px;
  color: var(--text-soft);
  line-height: 1.76;
  font-size: 0.94rem;
}

.admin-filter-field {
  margin-top: 16px;
}

.admin-filter-meta {
  margin-top: 10px;
  color: var(--text-soft);
  font-size: 0.9rem;
  line-height: 1.6;
}

.admin-featured-strip,
.admin-series-nav,
.admin-field-grid {
  display: grid;
  gap: 14px;
}

.admin-field {
  display: grid;
  gap: 8px;
}

.admin-field span,
.admin-toggle,
.admin-toggle-card {
  font-size: 0.92rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  color: var(--text-soft);
}

.admin-field input,
.admin-field textarea {
  width: 100%;
  padding: 15px 16px;
  border: 1px solid rgba(19, 31, 36, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.94);
  color: var(--text);
  font: inherit;
}

.admin-field textarea {
  min-height: 112px;
  resize: vertical;
}

.admin-field input:focus,
.admin-field textarea:focus {
  outline: 0;
  border-color: rgba(29, 143, 138, 0.42);
  box-shadow: 0 0 0 4px rgba(29, 143, 138, 0.1);
}

.admin-field-readonly {
  align-content: start;
}

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

.admin-readonly {
  display: flex;
  align-items: center;
  min-height: 54px;
  padding: 14px 16px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  border-radius: 16px;
  background: rgba(250, 249, 244, 0.84);
  color: var(--text-soft);
  font-family: "Manrope", "Noto Sans SC", sans-serif;
}

.admin-toggle-card {
  display: inline-flex;
  gap: 14px;
  align-items: flex-start;
  min-height: 54px;
  padding: 16px 18px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
}

.admin-toggle-card input,
.admin-toggle input {
  width: 18px;
  height: 18px;
  margin-top: 3px;
}

.admin-toggle-copy {
  display: grid;
  gap: 4px;
}

.admin-toggle-copy strong {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.96rem;
  color: var(--text);
}

.admin-toggle-copy p {
  color: var(--text-soft);
  line-height: 1.6;
  font-size: 0.9rem;
}

.admin-status {
  min-height: 24px;
  color: var(--text-soft);
}

.admin-status[data-state="error"] {
  color: #a03d2d;
}

.admin-status[data-state="success"] {
  color: #23776f;
}

.admin-status[data-state="pending"] {
  color: var(--text-soft);
}

.admin-note-card h2 {
  max-width: 12ch;
}

.admin-check-list {
  display: grid;
  gap: 12px;
  margin-top: 18px;
  color: var(--text-soft);
  list-style: none;
}

.admin-check-list li {
  position: relative;
  padding-left: 18px;
  line-height: 1.7;
}

.admin-check-list li::before {
  content: "";
  position: absolute;
  top: 11px;
  left: 0;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
}

.admin-series-nav {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
  max-height: min(44vh, 460px);
  padding-right: 6px;
  overflow: auto;
  overscroll-behavior: contain;
}

.admin-series-item {
  appearance: none;
  -webkit-appearance: none;
  display: grid;
  gap: 14px;
  width: 100%;
  padding: 18px 20px;
  border-radius: 26px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(246, 244, 239, 0.92)),
    rgba(255, 255, 255, 0.9);
  color: inherit;
  font: inherit;
  cursor: pointer;
  text-align: left;
  transition:
    transform 180ms ease,
    border-color 180ms ease,
    box-shadow 180ms ease,
    background-color 180ms ease;
}

.admin-series-item:hover,
.admin-series-item:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(29, 143, 138, 0.18);
  box-shadow: 0 22px 42px rgba(22, 36, 40, 0.08);
}

.admin-series-item.is-active {
  border-color: rgba(29, 143, 138, 0.24);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.86), rgba(237, 247, 246, 0.9)),
    rgba(255, 255, 255, 0.82);
  box-shadow: 0 20px 44px rgba(26, 40, 44, 0.08);
}

.admin-series-item-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.admin-series-item-index {
  color: var(--accent);
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.admin-series-item-navlabel {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.76);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  color: var(--text-soft);
}

.admin-series-item-copy {
  display: grid;
  gap: 8px;
}

.admin-series-item-title {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 1.06rem;
  line-height: 1.26;
  letter-spacing: -0.01em;
}

.admin-series-item-note {
  color: var(--text-soft);
  line-height: 1.62;
  font-size: 0.9rem;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.admin-series-item-summary {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 14px;
}

.admin-editor-summary,
.admin-inline-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-series-item-stats {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.admin-series-item-stat {
  display: grid;
  gap: 2px;
  min-width: 72px;
  padding: 10px 12px;
  border: 1px solid rgba(19, 31, 36, 0.06);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.72);
}

.admin-series-item-stat strong {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 1rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--text);
}

.admin-series-item-stat span {
  font-size: 0.76rem;
  color: var(--text-soft);
}

.admin-pill-accent {
  border-color: rgba(29, 143, 138, 0.18);
  background: rgba(232, 250, 246, 0.92);
  color: #23776f;
}

.admin-featured-empty {
  color: var(--text-soft);
  font-size: 0.92rem;
  line-height: 1.7;
}

.admin-editor-stage {
  display: grid;
  gap: 22px;
  min-width: 0;
}

.admin-editor-card {
  display: grid;
  gap: 24px;
  padding: 34px;
}

.admin-empty-state {
  display: grid;
  gap: 12px;
  padding: 38px 34px;
  border: 1px dashed rgba(19, 31, 36, 0.14);
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.48);
}

.admin-empty-state h2,
.admin-editor-title,
.admin-section-title,
.admin-block-title {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  letter-spacing: -0.02em;
}

.admin-empty-state p {
  color: var(--text-soft);
  line-height: 1.75;
}

.admin-editor-header-copy {
  display: grid;
  gap: 10px;
}

.admin-editor-title {
  font-size: clamp(1.7rem, 2.2vw, 2.4rem);
  line-height: 1.08;
}

.admin-editor-lead {
  max-width: 60ch;
  color: var(--text-soft);
  line-height: 1.78;
  font-size: 0.98rem;
}

.admin-editor-actions {
  justify-content: flex-end;
}

.admin-section-card {
  display: grid;
  gap: 20px;
}

.admin-section-head {
  margin-bottom: 2px;
}

.admin-section-title {
  font-size: 1.24rem;
  line-height: 1.2;
}

.admin-meta-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.admin-meta-grid .admin-toggle-card {
  grid-column: 1 / -1;
}

.admin-block-card {
  padding: 22px;
  border-radius: 24px;
  display: grid;
  gap: 16px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.92), rgba(247, 244, 238, 0.88)),
    rgba(255, 255, 255, 0.9);
}

.admin-block-title-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.admin-block-title {
  font-size: 1.02rem;
  line-height: 1.2;
}

.admin-inquiries-shell {
  display: grid;
  gap: 20px;
  margin-top: 28px;
}

.admin-inquiry-stats {
  margin-top: 0;
}

.admin-inquiry-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.admin-inquiry-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background:
    radial-gradient(circle at 100% 0%, rgba(148, 230, 223, 0.18), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.9), rgba(244, 242, 236, 0.92));
  box-shadow: var(--shadow);
}

.admin-inquiry-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 14px;
}

.admin-inquiry-head-copy {
  display: grid;
  gap: 6px;
}

.admin-inquiry-title {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 1.16rem;
  line-height: 1.18;
  letter-spacing: -0.02em;
}

.admin-inquiry-meta-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}

.admin-inquiry-meta-card,
.admin-inquiry-requirement {
  display: grid;
  gap: 8px;
  padding: 16px 18px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.72);
}

.admin-inquiry-label {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-soft);
}

.admin-inquiry-value,
.admin-inquiry-link {
  color: var(--text);
  font-size: 1rem;
  line-height: 1.55;
  word-break: break-word;
}

.admin-inquiry-link {
  text-decoration: none;
}

.admin-inquiry-link:hover,
.admin-inquiry-link:focus-visible {
  color: var(--accent);
}

.admin-inquiry-requirement p {
  color: var(--text);
  line-height: 1.72;
  white-space: pre-wrap;
  word-break: break-word;
}

.admin-inquiry-empty {
  padding: 30px 32px;
}

.capability-layout,
.applications-layout,
.contact-layout {
  position: relative;
}

.capability-panel {
  min-height: 100%;
}

.capability-metric {
  display: flex;
  align-items: baseline;
  gap: 14px;
  margin-bottom: 18px;
}

.capability-metric strong {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: clamp(2.8rem, 5vw, 4.6rem);
  letter-spacing: -0.06em;
}

.capability-metric span {
  color: var(--text-soft);
}

.process-list li {
  line-height: 1.7;
}

.signal-bars {
  display: flex;
  align-items: flex-end;
  gap: 10px;
  height: 94px;
  margin-top: 28px;
}

.signal-bars span {
  width: 32px;
  border-radius: 999px;
  background: linear-gradient(180deg, rgba(29, 143, 138, 0.88), rgba(29, 143, 138, 0.22));
}

.signal-bars span:nth-child(1) {
  height: 34%;
}

.signal-bars span:nth-child(2) {
  height: 58%;
}

.signal-bars span:nth-child(3) {
  height: 76%;
}

.signal-bars span:nth-child(4) {
  height: 100%;
}

.application-card {
  min-height: 180px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 10px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.82)),
    linear-gradient(135deg, rgba(29, 143, 138, 0.14), transparent 60%);
}

.contact-card {
  position: relative;
  display: grid;
  gap: 16px;
  overflow: hidden;
  background:
    radial-gradient(circle at 88% 20%, rgba(148, 230, 223, 0.48), transparent 18%),
    linear-gradient(135deg, rgba(255, 255, 255, 0.86), rgba(239, 235, 227, 0.92));
}

.contact-card p {
  max-width: 54ch;
}

.contact-actions {
  margin-top: 6px;
  gap: 12px;
}

.contact-actions .button {
  min-width: 184px;
}

.contact-direct {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 6px;
}

.contact-direct-card {
  display: grid;
  gap: 8px;
  padding: 18px 18px 16px;
  border: 1px solid rgba(19, 31, 36, 0.08);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.62);
}

.contact-direct-label,
.contact-direct-value {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
}

.contact-direct-label {
  color: var(--text-soft);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contact-direct-value {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.contact-modal {
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 30;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.contact-modal.is-open {
  display: flex;
}

.contact-modal[hidden] {
  display: none !important;
}

.contact-modal-backdrop {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background: rgba(16, 26, 31, 0.36);
  backdrop-filter: blur(8px);
}

.contact-modal-dialog {
  position: relative;
  z-index: 1;
  width: 100%;
  max-width: 640px;
  max-height: calc(100vh - 40px);
  padding: 28px;
  border: 1px solid rgba(19, 31, 36, 0.1);
  border-radius: 28px;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(245, 243, 238, 0.96)),
    linear-gradient(135deg, rgba(29, 143, 138, 0.08), transparent 60%);
  box-shadow: 0 36px 90px rgba(14, 24, 29, 0.18);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}

.contact-modal-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 20px;
}

.contact-modal-head h3 {
  margin-top: 8px;
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
}

.contact-modal-close {
  width: 42px;
  height: 42px;
  padding: 0;
  border: 1px solid rgba(19, 31, 36, 0.1);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
}

.contact-modal-note {
  margin-top: 14px;
  color: var(--text-soft);
  line-height: 1.75;
}

.contact-form {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
  margin-top: 22px;
}

.contact-field {
  display: grid;
  gap: 8px;
}

.contact-field span {
  font-family: "Manrope", "Noto Sans SC", sans-serif;
  font-size: 0.88rem;
  font-weight: 700;
}

.contact-field input,
.contact-field textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid rgba(19, 31, 36, 0.12);
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  font: inherit;
  line-height: 1.5;
  resize: vertical;
}

.contact-field input:focus,
.contact-field textarea:focus,
.contact-modal-close:focus,
.contact-form-actions .button:focus {
  outline: 2px solid rgba(29, 143, 138, 0.25);
  outline-offset: 2px;
}

.contact-field-full,
.contact-form-status,
.contact-form-actions {
  grid-column: 1 / -1;
}

.contact-form-status {
  min-height: 24px;
  color: var(--text-soft);
  font-size: 0.94rem;
}

.contact-form-status[data-state="pending"] {
  color: var(--text-soft);
}

.contact-form-status[data-state="success"] {
  color: #1f7c62;
}

.contact-form-status[data-state="error"] {
  color: #ad4f3b;
}

.contact-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 12px;
}

.contact-card::after {
  content: "";
  position: absolute;
  top: -80px;
  right: -60px;
  width: 220px;
  height: 220px;
  border-radius: 50%;
  border: 1px solid rgba(23, 34, 40, 0.08);
}

.reveal {
  opacity: 0;
  transform: translate3d(0, 20px, 0);
  will-change: opacity, transform;
  transition:
    opacity 820ms cubic-bezier(0.22, 1, 0.36, 1),
    transform 820ms cubic-bezier(0.22, 1, 0.36, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translate3d(0, 0, 0);
}

.reveal.delay-1.is-visible {
  transition-delay: 90ms;
}

.reveal.delay-2.is-visible {
  transition-delay: 180ms;
}

.reveal.delay-3.is-visible {
  transition-delay: 270ms;
}

@media (prefers-reduced-motion: reduce) {
  .reveal {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 1080px) {
  :root {
    --anchor-offset: 24px;
  }

  .site-header {
    position: static;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px 14px;
    margin: 18px 0 10px;
    padding: 14px;
    border-radius: 28px;
  }

  .site-header::after {
    display: none;
  }

  .brand {
    flex: 1 1 auto;
  }

  .site-nav {
    display: grid;
    order: 3;
    flex: 0 0 100%;
    width: 100%;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
    margin-left: 0;
    margin-top: 4px;
  }

  .site-nav a {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 10px 12px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface-soft);
    text-align: center;
    line-height: 1.35;
  }

  .hero {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .hero-panel {
    grid-template-columns: minmax(236px, 1.16fr) minmax(124px, 0.62fr);
    gap: 14px;
    padding: 32px 26px 28px;
    min-height: 500px;
  }

  .section-heading-row {
    align-items: flex-start;
    flex-direction: column;
  }

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

  .product-preview-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .product-preview-grid .product-family:last-child {
    grid-column: 1 / -1;
  }

  .application-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .application-card {
    min-height: 0;
  }

  .admin-series-browser-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-series-browser-toolbar .admin-filter-field {
    flex-basis: auto;
  }

  .admin-series-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .admin-inquiry-list {
    grid-template-columns: 1fr;
  }

  .admin-inquiry-meta-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

}

@media (max-width: 920px) {
  .hero-panel {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    min-height: auto;
  }

  .material-card-main,
  .material-card-side {
    grid-column: 1;
    grid-row: auto;
    width: 100%;
    max-width: none;
    margin: 0;
    justify-self: stretch;
  }

  .material-card-main h2,
  .material-card-main .material-subtitle {
    white-space: normal;
  }

  .material-card-main h2 {
    word-break: break-word;
    overflow-wrap: anywhere;
    overflow: visible;
    text-overflow: clip;
    text-wrap: balance;
  }

  .grid-badge {
    grid-column: 1;
  }
}

@media (max-width: 780px) {
  :root {
    --mobile-heading-gutter: 12px;
  }

  .page-shell {
    width: min(calc(100% - 22px), var(--container));
  }

  .site-header {
    gap: 12px;
    border-radius: 24px;
  }

  .brand-mark {
    width: 12px;
    height: 12px;
    box-shadow: 0 0 0 7px rgba(29, 143, 138, 0.08);
  }

  .brand-copy strong {
    font-size: 0.92rem;
  }

  .brand-copy small {
    font-size: 0.7rem;
  }

  .site-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section {
    padding: 26px 0;
  }

  .section-heading {
    padding-inline: var(--mobile-heading-gutter);
  }

  .section-link {
    padding-inline: var(--mobile-heading-gutter);
  }

  .section-heading-row {
    gap: 16px;
  }

  .hero {
    padding-top: 12px;
    gap: 22px;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2rem, 9vw, 3.2rem);
  }

  .product-page-hero h1 {
    max-width: none;
    font-size: clamp(2.25rem, 11vw, 3.55rem);
  }

  .hero-copy {
    gap: 18px;
    padding-inline: var(--mobile-heading-gutter);
  }

  .hero-text,
  .product-page-text,
  .product-family-note,
  .panel-text,
  .application-card p,
  .contact-card p {
    line-height: 1.72;
  }

  .hero-actions {
    flex-direction: column;
  }

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

  .intro-grid,
  .capability-grid,
  .product-catalog,
  .application-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-panel {
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    gap: 14px;
    min-height: auto;
    padding: 18px;
    overflow: hidden;
  }

  .material-card-main,
  .material-card-side {
    grid-column: 1;
    grid-row: auto;
    width: 100%;
    max-width: none;
    margin: 0;
    justify-self: stretch;
  }

  .material-card-main h2,
  .material-card-main .material-subtitle {
    white-space: normal;
  }

  .material-card-main h2 {
    word-break: break-word;
    overflow-wrap: anywhere;
    overflow: visible;
    text-overflow: clip;
    text-wrap: balance;
  }

  .grid-badge {
    align-self: flex-start;
    margin-top: 2px;
  }

  .intro-card,
  .capability-panel,
  .contact-card,
  .product-family,
  .application-card {
    padding: 22px;
  }

  .series-pill {
    width: 100%;
    justify-content: center;
  }

  .product-chip-list span {
    min-height: 34px;
    padding: 7px 12px;
    font-size: 0.88rem;
  }

  .mini-stat {
    padding: 18px 16px;
  }

  .contact-card::after {
    display: none;
  }

  .contact-direct {
    grid-template-columns: 1fr;
  }

  .contact-modal {
    padding: 14px;
  }

  .contact-modal-dialog {
    padding: 22px;
    border-radius: 24px;
  }

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

  .contact-form-actions {
    flex-direction: column-reverse;
  }

  .contact-form-actions .button {
    width: 100%;
  }

  .admin-auth-grid {
    grid-template-columns: 1fr;
  }

  .admin-panel,
  .admin-series-browser-card,
  .admin-sidebar-card,
  .admin-editor-card,
  .admin-section-card {
    padding: 22px;
  }

  .admin-panel-head,
  .admin-toolbar,
  .admin-sidebar-head,
  .admin-editor-header,
  .admin-section-head,
  .admin-block-head {
    flex-direction: column;
  }

  .admin-toolbar-actions {
    width: 100%;
    justify-content: stretch;
  }

  .admin-toolbar-actions .button,
  .admin-inline-actions .button {
    width: 100%;
  }

  .admin-meta-grid {
    grid-template-columns: 1fr;
  }

  .admin-series-browser-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-series-browser-toolbar .admin-filter-field {
    flex-basis: auto;
  }

  .admin-inquiry-card {
    padding: 20px;
  }

  .admin-inquiry-head,
  .admin-inquiry-meta-grid {
    grid-template-columns: 1fr;
  }

  .admin-inquiry-head {
    display: grid;
  }

  .admin-series-nav {
    grid-template-columns: 1fr;
    max-height: none;
    overflow: visible;
    padding-right: 0;
  }
}

@media (max-width: 520px) {
  .hero-metrics,
  .mini-stats {
    grid-template-columns: 1fr;
  }

  .grid-badge {
    white-space: normal;
  }
}

@media (max-width: 440px) {
  .brand {
    width: 100%;
  }

  .site-nav {
    order: 3;
    grid-template-columns: 1fr;
  }
}