:root {
  --sticky-header-offset: 92px;
  --sticky-focus-left: 0px;
  --sticky-focus-width: 100%;
  --bg: #0c1117;
  --bg-soft: #121922;
  --panel: rgba(20, 27, 36, 0.76);
  --panel-strong: rgba(18, 25, 34, 0.94);
  --paper: #f6f7f3;
  --text: #ebf0f4;
  --muted: #97a6b3;
  --line: rgba(255, 255, 255, 0.1);
  --line-strong: rgba(255, 255, 255, 0.18);
  --grid-major: rgba(255, 255, 255, 0.04);
  --grid-minor: rgba(255, 255, 255, 0.03);
  --bg-gradient-start: #0c1117;
  --bg-gradient-mid: #0d131b;
  --bg-gradient-end: #101821;
  --header-bg: rgba(12, 17, 23, 0.74);
  --surface-soft: rgba(255, 255, 255, 0.03);
  --surface-soft-strong: rgba(255, 255, 255, 0.06);
  --surface-card-top: rgba(255, 255, 255, 0.05);
  --surface-card-bottom: rgba(255, 255, 255, 0.02);
  --surface-card-accent: rgba(78, 166, 255, 0.08);
  --lane-green: rgba(59, 208, 143, 0.22);
  --lane-blue: rgba(78, 166, 255, 0.22);
  --lane-violet: rgba(138, 125, 255, 0.22);
  --green: #3bd08f;
  --blue: #4ea6ff;
  --violet: #8a7dff;
  --amber: #f2b566;
  --danger: #ff8578;
  --button-primary-bg: linear-gradient(135deg, #1cae79, #2d89e6);
  --button-primary-text: #f8fbff;
  --button-primary-border: transparent;
  --button-secondary-bg: rgba(255, 255, 255, 0.03);
  --button-secondary-text: var(--text);
  --button-secondary-border: rgba(255, 255, 255, 0.16);
  --control-shell-bg: rgba(255, 255, 255, 0.03);
  --control-shell-border: rgba(255, 255, 255, 0.1);
  --control-item-hover-bg: rgba(255, 255, 255, 0.05);
  --control-item-active-bg: linear-gradient(135deg, rgba(28, 174, 121, 0.92), rgba(45, 137, 230, 0.92));
  --control-item-active-text: #f8fbff;
  --control-item-active-border: transparent;
  --control-item-active-shadow: none;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.34);
  --radius: 12px;
}

body[data-theme="light"] {
  --bg: #eef3f7;
  --bg-soft: #f6f8fb;
  --panel: rgba(255, 255, 255, 0.84);
  --panel-strong: rgba(255, 255, 255, 0.96);
  --paper: #ffffff;
  --text: #0f1720;
  --muted: #5e6e7c;
  --line: rgba(15, 23, 32, 0.1);
  --line-strong: rgba(15, 23, 32, 0.18);
  --grid-major: rgba(15, 23, 32, 0.05);
  --grid-minor: rgba(15, 23, 32, 0.035);
  --bg-gradient-start: #eef3f7;
  --bg-gradient-mid: #f5f8fb;
  --bg-gradient-end: #fbfdff;
  --header-bg: rgba(255, 255, 255, 0.76);
  --surface-soft: rgba(15, 23, 32, 0.035);
  --surface-soft-strong: rgba(15, 23, 32, 0.07);
  --surface-card-top: rgba(255, 255, 255, 0.94);
  --surface-card-bottom: rgba(245, 248, 251, 0.88);
  --surface-card-accent: rgba(29, 119, 216, 0.07);
  --lane-green: rgba(22, 157, 103, 0.14);
  --lane-blue: rgba(29, 119, 216, 0.14);
  --lane-violet: rgba(111, 99, 231, 0.14);
  --green: #169d67;
  --blue: #1d77d8;
  --violet: #6f63e7;
  --amber: #d88929;
  --danger: #d66759;
  --button-primary-bg: linear-gradient(135deg, #0f766e, #1d77d8);
  --button-primary-text: #ffffff;
  --button-primary-border: rgba(15, 23, 32, 0.08);
  --button-secondary-bg: rgba(255, 255, 255, 0.92);
  --button-secondary-text: #0f1720;
  --button-secondary-border: rgba(15, 23, 32, 0.16);
  --control-shell-bg: rgba(255, 255, 255, 0.84);
  --control-shell-border: rgba(15, 23, 32, 0.1);
  --control-item-hover-bg: rgba(15, 23, 32, 0.04);
  --control-item-active-bg: rgba(255, 255, 255, 0.98);
  --control-item-active-text: #0f1720;
  --control-item-active-border: rgba(29, 119, 216, 0.22);
  --control-item-active-shadow: inset 0 0 0 1px rgba(29, 119, 216, 0.12), 0 8px 20px rgba(15, 23, 32, 0.08);
  --shadow: 0 24px 70px rgba(15, 23, 32, 0.12);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background:
    linear-gradient(90deg, var(--grid-major) 1px, transparent 1px),
    linear-gradient(var(--grid-minor) 1px, transparent 1px),
    linear-gradient(180deg, var(--bg-gradient-start) 0%, var(--bg-gradient-mid) 22%, var(--bg-gradient-end) 100%);
  background-size: 56px 56px, 56px 56px, auto;
}

body::before {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    linear-gradient(130deg, rgba(78, 166, 255, 0.08), transparent 24%),
    linear-gradient(220deg, rgba(59, 208, 143, 0.08), transparent 28%),
    linear-gradient(315deg, rgba(242, 181, 102, 0.08), transparent 18%);
  content: "";
}

body[data-theme="light"]::before {
  background:
    linear-gradient(130deg, rgba(29, 119, 216, 0.08), transparent 24%),
    linear-gradient(220deg, rgba(22, 157, 103, 0.08), transparent 28%),
    linear-gradient(315deg, rgba(216, 137, 41, 0.07), transparent 18%);
}

a { color: inherit; }

.site-header,
main,
.site-footer,
.subpage-main {
  width: min(1380px, calc(100vw - clamp(24px, 5vw, 84px)));
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 14px;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  margin-top: 14px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--header-bg);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

body.menu-open {
  overflow: hidden;
}

.menu-toggle {
  display: none;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border: 1px solid var(--line);
  border-radius: 10px;
  color: var(--text);
  background: var(--surface-soft);
  cursor: pointer;
  z-index: 90;
}

.menu-toggle:hover,
.menu-toggle:focus-visible {
  border-color: var(--line-strong);
  background: var(--surface-soft-strong);
}

.menu-toggle-bars {
  position: relative;
  display: block;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
}

.menu-toggle-bars::before,
.menu-toggle-bars::after {
  position: absolute;
  left: 0;
  width: 18px;
  height: 2px;
  border-radius: 999px;
  background: currentColor;
  content: "";
}

.menu-toggle-bars::before { top: -6px; }
.menu-toggle-bars::after { top: 6px; }

.menu-toggle.is-open .menu-toggle-bars {
  background: transparent;
}

.menu-toggle.is-open .menu-toggle-bars::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle.is-open .menu-toggle-bars::after {
  top: 0;
  transform: rotate(-45deg);
}

.site-header::after {
  position: fixed;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  background: rgba(6, 10, 15, 0.42);
  backdrop-filter: blur(3px);
  transition: opacity 0.25s ease;
  content: "";
}

body[data-theme="light"] .site-header::after {
  background: rgba(15, 23, 32, 0.16);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 40px;
  height: 40px;
  place-items: center;
  border-radius: 8px;
  color: #f8fbff;
  background: linear-gradient(135deg, var(--green), var(--blue));
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.82rem;
  font-weight: 700;
}

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

.brand-copy strong {
  font-size: 0.98rem;
  letter-spacing: 0;
}

.brand-copy small {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  text-transform: uppercase;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.site-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  justify-content: flex-end;
}

.site-nav a,
.lang-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  font-weight: 700;
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a:focus-visible,
.lang-link:hover,
.lang-link:focus-visible {
  color: var(--text);
  border-color: var(--line);
  background: var(--surface-soft);
}

.language-switcher,
.theme-switcher {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border: 1px solid var(--control-shell-border);
  border-radius: 10px;
  background: var(--control-shell-bg);
}

.theme-option,
.lang-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid transparent;
  border-radius: 8px;
  color: var(--muted);
  background: transparent;
  font: inherit;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
}

.theme-option {
  gap: 8px;
}

.theme-option:hover,
.theme-option:focus-visible {
  color: var(--text);
  border-color: var(--line);
  background: var(--control-item-hover-bg);
}

.theme-icon {
  font-size: 0.92rem;
  line-height: 1;
}

.theme-label {
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  text-transform: uppercase;
}

.theme-option.is-active,
.lang-link.is-active {
  color: var(--control-item-active-text);
  border-color: var(--control-item-active-border);
  background: var(--control-item-active-bg);
  box-shadow: var(--control-item-active-shadow);
}

main {
  display: grid;
  gap: 96px;
  padding: 50px 0 42px;
}

.identity-shell {
  padding-top: 12px;
}

.identity-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 0.72fr);
  gap: 24px;
  align-items: end;
}

.identity-copy,
.identity-panel {
  min-width: 0;
}

.identity-copy h1 {
  max-width: 10ch;
}

.identity-signal {
  margin: 6px 0 0;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.55;
}

.identity-panel {
  display: grid;
  gap: 10px;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background:
    linear-gradient(180deg, var(--surface-card-accent), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
}

.identity-panel strong {
  font-size: 1.08rem;
  line-height: 1.4;
}

.identity-panel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.68;
}

.hero-shell {
  padding-top: 28px;
}

.focus-shell-top {
  padding-top: 18px;
}

.focus-shell-top .section-intro {
  margin-bottom: 18px;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(380px, 0.88fr);
  gap: 24px;
  align-items: stretch;
}

.hero-copy,
.hero-stage,
.focus-card,
.signal-card,
.route-card,
.subpage-hero,
.subpage-grid > *,
.subpage-main .focus-card {
  min-width: 0;
}

.hero-copy {
  padding: 18px 0 16px;
}

.eyebrow {
  margin: 0 0 16px;
  color: #79b9ff;
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

h1,
h2,
h3 {
  margin: 0;
  letter-spacing: 0;
}

h1 {
  max-width: 12ch;
  font-size: clamp(3rem, 6vw, 6.25rem);
  line-height: 0.95;
}

h2 {
  max-width: 18ch;
  font-size: clamp(1.9rem, 4vw, 3.6rem);
  line-height: 1;
}

h3 { font-size: 1.04rem; line-height: 1.28; }

.lead {
  margin: 22px 0 0;
  max-width: 62ch;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.7;
}

.hero-actions,
.hero-inline-signals,
.focus-tags,
.focus-switcher,
.route-grid,
.subpage-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.hero-actions { margin-top: 26px; }

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 18px;
  border: 1px solid var(--line-strong);
  border-radius: 10px;
  font-weight: 800;
  text-decoration: none;
  transition: transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.24);
}

.button.primary {
  color: var(--button-primary-text);
  border-color: var(--button-primary-border);
  background: var(--button-primary-bg);
  text-shadow: 0 1px 0 rgba(0, 0, 0, 0.14);
}

.button.secondary {
  color: var(--button-secondary-text);
  border-color: var(--button-secondary-border);
  background: var(--button-secondary-bg);
}

.button.secondary:hover,
.button.secondary:focus-visible {
  border-color: var(--line-strong);
}

.hero-inline-signals {
  margin-top: 22px;
}

.hero-inline-signals span,
.focus-tags span,
.stage-head span,
.card-code {
  font-family: "IBM Plex Mono", monospace;
}

.hero-inline-signals span,
.focus-tags span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--text);
  font-size: 0.72rem;
  font-weight: 600;
}

.hero-stage,
.focus-card,
.signal-card,
.route-card,
.subpage-hero,
.subpage-grid > *,
.subpage-main .focus-card {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
}

.hero-stage {
  padding: 20px;
  overflow: hidden;
}

.stage-head {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 18px;
}

.stage-head span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.stage-head strong {
  font-size: 1rem;
}

.stage-map {
  display: grid;
  gap: 14px;
  margin-bottom: 18px;
}

.stage-lane {
  display: grid;
  gap: 8px;
}

.lane-name {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.7rem;
  text-transform: uppercase;
}

.lane-bar {
  position: relative;
  overflow: hidden;
  min-height: 58px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
}

.lane-bar::before {
  position: absolute;
  inset: 0;
  content: "";
  opacity: 0.9;
}

.lane-bar-a::before { background: linear-gradient(90deg, var(--lane-green), transparent 70%); }
.lane-bar-b::before { background: linear-gradient(90deg, var(--lane-blue), transparent 70%); }
.lane-bar-c::before { background: linear-gradient(90deg, var(--lane-violet), transparent 70%); }

.lane-bar span {
  position: relative;
  z-index: 1;
  display: block;
  line-height: 1.45;
}

.stage-matrix {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.stage-matrix article {
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
}

.stage-matrix article span,
.card-code {
  display: inline-flex;
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.stage-matrix article strong {
  display: block;
  margin-top: 8px;
}

.stage-matrix article p,
.focus-card p,
.signal-card p,
.route-card p,
.subpage-hero p,
.subpage-grid p {
  margin: 10px 0 0;
  color: var(--muted);
  line-height: 1.64;
}

.section-intro {
  display: grid;
  gap: 10px;
  margin-bottom: 26px;
}

.section-intro p {
  margin: 0;
  max-width: 66ch;
  color: var(--muted);
  line-height: 1.65;
}

.focus-switcher {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 10px;
  width: 100%;
  margin-bottom: 18px;
  padding: 6px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--header-bg);
  backdrop-filter: blur(18px);
  box-shadow: var(--shadow);
}

.sticky-focus-shell {
  position: relative;
  min-height: 94px;
}

.sticky-focus-shell.is-fixed .focus-switcher {
  position: fixed;
  top: var(--sticky-header-offset);
  left: var(--sticky-focus-left);
  width: var(--sticky-focus-width);
  z-index: 24;
}

.focus-pill {
  min-height: 58px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--muted);
  background: var(--surface-soft);
  font: inherit;
  font-weight: 800;
  cursor: pointer;
}

.focus-pill:hover,
.focus-pill:focus-visible {
  color: var(--text);
  border-color: var(--line-strong);
}

.focus-pill.is-active {
  color: #f8fbff;
  border-color: transparent;
  background: var(--button-primary-bg);
}

.focus-grid,
.signal-grid,
.route-grid,
.subpage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

.focus-card,
.signal-card,
.route-card,
.subpage-grid > * {
  padding: 18px;
}

.focus-card-lead {
  grid-column: span 1;
  background:
    linear-gradient(180deg, var(--surface-card-accent), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.focus-list {
  display: grid;
  gap: 10px;
  margin: 14px 0 0;
  padding: 0;
  list-style: none;
}

.focus-list li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  color: var(--text);
  line-height: 1.5;
}

.route-card {
  text-decoration: none;
}

.cases-grid,
.case-links-grid {
  display: grid;
  gap: 18px;
}

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

.case-card {
  display: grid;
  gap: 14px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
}

.case-head {
  display: grid;
  gap: 8px;
}

.case-head h3,
.case-block p {
  margin: 0;
}

.case-block {
  display: grid;
  gap: 8px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
}

.case-block p {
  color: var(--muted);
  line-height: 1.65;
}

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

.resume-shell,
.resume-grid,
.resume-overview,
.resume-overview-meta,
.resume-chip-cloud,
.resume-list,
.resume-timeline {
  display: grid;
  gap: 16px;
}

.resume-hero h1 {
  max-width: 10ch;
  font-size: clamp(2.6rem, 5vw, 4.8rem);
  line-height: 0.95;
}

.resume-hero .lead {
  max-width: 58ch;
  margin-top: 18px;
}

.resume-hero-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.resume-hero-chips span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.72rem;
  font-weight: 600;
}

.resume-shell {
  gap: 22px;
}

.resume-overview,
.resume-panel {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
}

.resume-overview {
  grid-template-columns: minmax(0, 1.1fr) minmax(280px, 0.9fr);
  gap: 20px;
  padding: 24px;
  background:
    linear-gradient(180deg, var(--surface-card-accent), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.resume-background {
  grid-template-columns: 1fr;
}

.resume-overview-copy {
  display: grid;
  gap: 10px;
}

.resume-overview-copy h2,
.resume-panel h3 {
  margin: 0;
}

.resume-overview-copy p,
.resume-panel p,
.resume-timeline-item p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.case-signature {
  margin: -4px 0 0;
  color: var(--text);
  font-size: 1.08rem;
  font-weight: 700;
  line-height: 1.5;
}

.resume-overview-meta {
  grid-template-columns: 1fr 1fr;
  align-content: start;
}

.resume-stat,
.resume-timeline-item {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
}

.resume-stat strong,
.resume-timeline-item strong {
  line-height: 1.45;
}

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

.resume-panel {
  display: grid;
  gap: 14px;
  padding: 22px;
}

.resume-panel-primary {
  background:
    linear-gradient(180deg, rgba(59, 208, 143, 0.1), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.resume-panel-accent {
  background:
    linear-gradient(180deg, rgba(78, 166, 255, 0.1), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.resume-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.resume-list li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
  line-height: 1.55;
}

.resume-chip-cloud {
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
}

.resume-chip-cloud span {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  font-weight: 600;
}

.resume-timeline {
  margin: 0;
}

.contact-shell,
.contact-grid,
.contact-methods,
.contact-form,
.contact-signals {
  display: grid;
  gap: 16px;
}

.contact-grid {
  grid-template-columns: minmax(320px, 0.88fr) minmax(0, 1.12fr);
  align-items: start;
}

.contact-shell {
  gap: 24px;
}

.contact-launch,
.contact-secondary-grid {
  display: grid;
  gap: 18px;
}

.contact-panel,
.contact-method {
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
}

.contact-panel {
  padding: 22px;
}

.contact-panel h2 {
  max-width: 14ch;
}

.contact-overview {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(280px, 0.85fr);
  gap: 18px;
  align-items: stretch;
  padding: 24px;
  background:
    linear-gradient(180deg, var(--surface-card-accent), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.contact-overview-copy {
  display: grid;
  gap: 10px;
}

.contact-overview-copy h2,
.contact-channel h3,
.contact-context-card h3 {
  margin: 0;
}

.contact-overview-copy p,
.contact-channel p,
.contact-context-card p {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.contact-hero-note {
  display: block;
  margin: 18px 0 0;
  color: color-mix(in srgb, var(--text) 92%, #dfefff 8%);
  font-size: 1rem;
  font-weight: 760;
  line-height: 1.35;
}

.contact-overview-points {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contact-overview-points li {
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
  line-height: 1.55;
}

.contact-launch {
  grid-template-columns: minmax(260px, 0.9fr) minmax(0, 1.1fr);
  align-items: stretch;
}

.contact-primary-card,
.contact-presence-card,
.contact-channel {
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
}

.contact-primary-card {
  display: grid;
  gap: 14px;
  padding: 22px 24px;
  background:
    linear-gradient(180deg, rgba(78, 166, 255, 0.03), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  backdrop-filter: blur(10px);
}

.contact-primary-card h2,
.contact-presence-card h3 {
  margin: 0;
}

.contact-shell-editorial .case-head h3,
.contact-shell-editorial .contact-primary-card h3 {
  margin: 0;
  font-size: clamp(1.16rem, 1.9vw, 1.4rem);
  line-height: 1.08;
  font-weight: 720;
}

.contact-shell-editorial .case-block {
  display: grid;
  gap: 8px;
  padding: 0;
  border: 0;
  background: transparent;
}

.contact-page .subpage-main {
  gap: 18px;
}

.contact-page .subpage-hero {
  position: relative;
  padding: clamp(42px, 4.6vw, 64px);
  overflow: hidden;
  border-color: color-mix(in srgb, var(--line-strong) 78%, transparent);
}

.contact-hero-grid {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1.08fr) minmax(340px, 0.92fr);
  align-items: center;
  gap: clamp(42px, 5vw, 64px);
  min-height: clamp(540px, 48vw, 690px);
}

.contact-hero-copy {
  min-width: 0;
  position: relative;
  z-index: 2;
  max-width: 620px;
  padding-bottom: 0;
  display: grid;
  gap: 0;
}

.contact-hero-kicker {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px 14px;
  margin-bottom: 12px;
}

.contact-hero-kicker .eyebrow {
  margin: 0;
}

.contact-hero-kicker-mark {
  display: inline-flex;
  align-items: center;
  min-height: 28px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-hero-copy .lead {
  margin-top: 18px;
  max-width: 35ch;
  color: color-mix(in srgb, var(--muted) 76%, var(--text) 24%);
  font-size: 1.1rem;
  line-height: 1.62;
}

.contact-hero-media {
  position: relative;
  right: auto;
  bottom: auto;
  z-index: 1;
  display: grid;
  align-items: center;
  justify-items: center;
  width: 100%;
  min-height: clamp(420px, 42vw, 560px);
  max-height: 600px;
  border: 0;
  border-radius: 0;
  overflow: hidden;
  background: none;
}

.contact-hero-media::after {
  content: "";
  position: absolute;
  inset: 14% 6% 8% 10%;
  border-radius: 999px;
  background:
    radial-gradient(circle at 50% 52%, rgba(56, 189, 248, 0.12), transparent 44%),
    radial-gradient(circle at 58% 46%, rgba(148, 163, 184, 0.08), transparent 54%);
  filter: blur(40px);
  opacity: 0.72;
  pointer-events: none;
}

.contact-hero-media img {
  position: relative;
  z-index: 1;
  width: min(100%, 500px);
  max-width: min(100%, 500px);
  max-height: min(100%, 620px);
  height: auto;
  display: block;
  object-fit: contain;
  object-position: center bottom;
  transform: translateX(18px);
  filter: drop-shadow(0 20px 40px rgba(56, 189, 248, 0.12));
}

.contact-page .subpage-hero h1 {
  max-width: 7ch;
  margin-bottom: 8px;
  font-size: clamp(3rem, 5.8vw, 4.9rem);
  line-height: 0.94;
}

.contact-page .subpage-hero .lead {
  max-width: 36ch;
}

.contact-hero-action {
  display: grid;
  gap: 16px;
  max-width: 440px;
  margin-top: 30px;
}

.contact-hero-action-block {
  display: grid;
  gap: 14px;
}

.contact-hero-fallback {
  display: grid;
  gap: 14px;
}

.contact-fallback-label {
  display: block;
  color: color-mix(in srgb, var(--muted) 82%, var(--text) 18%);
  font-size: 0.98rem;
  font-weight: 700;
}

.contact-inline-address {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  color: rgba(226, 232, 240, 0.9);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.02em;
  font-family: ui-monospace, SFMono-Regular, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
  text-decoration: none;
  word-break: break-all;
  opacity: 0.9;
  transition: color 160ms ease, transform 160ms ease;
}

.contact-inline-address:hover,
.contact-inline-address:focus-visible {
  color: var(--text);
  transform: translateY(-1px);
}

.contact-inline-address:focus-visible {
  outline: 2px solid rgba(56, 189, 248, 0.88);
  outline-offset: 4px;
  border-radius: 6px;
}

.contact-primary-copy {
  gap: 12px;
}

.contact-primary-card p,
.contact-presence-card p,
.contact-channel p {
  margin: 0;
  color: var(--muted);
  line-height: 1.7;
}

.contact-primary-card > p:first-of-type {
  color: color-mix(in srgb, var(--text) 72%, var(--muted) 28%);
  line-height: 1.58;
}

.button-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.button-icon {
  width: 16px;
  height: 16px;
  flex: 0 0 16px;
  color: currentColor;
}

.contact-action-label,
.contact-action-kicker {
  margin: 0;
  color: var(--amber);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.contact-action-number {
  font-size: clamp(2rem, 3vw, 2.6rem);
  font-weight: 900;
  line-height: 0.96;
  letter-spacing: -0.03em;
  color: color-mix(in srgb, var(--text) 96%, white 4%);
}

.contact-action-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  width: 100%;
  min-height: 58px;
  padding: 15px 24px;
  border-radius: 16px;
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(56, 189, 248, 0.58);
  font-size: 1rem;
  font-weight: 850;
  letter-spacing: -0.01em;
  color: #e6f7ff;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.96), rgba(8, 13, 24, 0.94));
  box-shadow:
    0 0 0 1px rgba(56, 189, 248, 0.12),
    0 18px 42px rgba(14, 165, 233, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    inset 0 -1px 0 rgba(15, 23, 42, 0.85);
  margin-top: 10px;
  transition:
    transform 160ms ease,
    border-color 160ms ease,
    box-shadow 160ms ease,
    background 160ms ease,
    color 160ms ease;
}

.contact-action-button::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.24), transparent 45%),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.08), transparent);
  opacity: 0.65;
  pointer-events: none;
}

.contact-action-button > * {
  position: relative;
  z-index: 1;
}

.contact-action-button .button-icon {
  flex: 0 0 18px;
  width: 18px;
  height: 18px;
}

.contact-action-button:hover {
  transform: translateY(-2px);
  border-color: rgba(125, 211, 252, 0.92);
  box-shadow:
    0 0 0 1px rgba(56, 189, 248, 0.22),
    0 22px 52px rgba(14, 165, 233, 0.24),
    0 0 28px rgba(45, 212, 191, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.contact-action-button:active {
  transform: translateY(0);
  background: linear-gradient(180deg, rgba(8, 13, 24, 0.98), rgba(6, 10, 18, 0.98));
}

.contact-action-links {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
  margin-top: 0;
}

.contact-secondary-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 15px;
  border-radius: 999px;
  color: rgba(226, 232, 240, 0.82);
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(148, 163, 184, 0.24);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.05),
    0 8px 22px rgba(0, 0, 0, 0.12);
  font-size: 0.9rem;
  font-weight: 750;
  letter-spacing: -0.01em;
  text-decoration: none;
  cursor: pointer;
  transition:
    transform 160ms ease,
    color 160ms ease,
    border-color 160ms ease,
    background 160ms ease,
    box-shadow 160ms ease;
}

.contact-secondary-action .button-icon,
.contact-action-button .button-icon {
  color: currentColor;
}

.contact-secondary-action .button-icon svg,
.contact-action-button .button-icon svg {
  width: 100%;
  height: 100%;
  fill: none;
  stroke: currentColor;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.contact-action-button .button-icon svg {
  stroke-width: 1.75;
}

.contact-secondary-action .button-icon {
  flex: 0 0 15px;
  width: 15px;
  height: 15px;
}

.contact-secondary-action .button-icon svg {
  stroke-width: 1.7;
}

.contact-secondary-action:hover {
  transform: translateY(-1px);
  color: #e6f7ff;
  background: rgba(56, 189, 248, 0.085);
  border-color: rgba(56, 189, 248, 0.38);
  box-shadow:
    0 12px 28px rgba(14, 165, 233, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.contact-secondary-action:active {
  transform: translateY(0);
  background: rgba(15, 23, 42, 0.74);
}

.contact-secondary-action:focus-visible,
.contact-action-button:focus-visible {
  outline: 2px solid rgba(56, 189, 248, 0.88);
  outline-offset: 4px;
}

.linkedin-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 15px;
  height: 15px;
  font-size: 11px;
  font-weight: 900;
  line-height: 1;
  opacity: 0.9;
}

body[data-theme="light"] .contact-action-button {
  color: #f8fbff;
  background: linear-gradient(180deg, rgba(18, 29, 44, 0.96), rgba(10, 18, 30, 0.94));
  border-color: rgba(29, 119, 216, 0.44);
  box-shadow:
    0 0 0 1px rgba(29, 119, 216, 0.1),
    0 18px 40px rgba(29, 119, 216, 0.16),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -1px 0 rgba(10, 18, 30, 0.74);
}

body[data-theme="light"] .contact-action-button::before {
  background:
    radial-gradient(circle at 50% 0%, rgba(56, 189, 248, 0.18), transparent 42%),
    linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.06), transparent);
  opacity: 0.58;
}

body[data-theme="light"] .contact-action-button:hover {
  border-color: rgba(29, 119, 216, 0.72);
  box-shadow:
    0 0 0 1px rgba(29, 119, 216, 0.16),
    0 22px 48px rgba(29, 119, 216, 0.2),
    0 0 24px rgba(56, 189, 248, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

body[data-theme="light"] .contact-action-button:active {
  background: linear-gradient(180deg, rgba(12, 20, 32, 0.98), rgba(8, 14, 24, 0.98));
}

body[data-theme="light"] .contact-secondary-action {
  color: rgba(15, 23, 32, 0.76);
  background: rgba(255, 255, 255, 0.72);
  border-color: rgba(15, 23, 32, 0.12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.62),
    0 10px 24px rgba(15, 23, 32, 0.06);
}

body[data-theme="light"] .contact-inline-address {
  color: rgba(15, 23, 32, 0.82);
}

body[data-theme="light"] .contact-hero-media::after {
  background:
    radial-gradient(circle at 50% 52%, rgba(29, 119, 216, 0.1), transparent 44%),
    radial-gradient(circle at 58% 46%, rgba(148, 163, 184, 0.08), transparent 54%);
}

body[data-theme="light"] .contact-hero-media img {
  filter: drop-shadow(0 18px 36px rgba(29, 119, 216, 0.12));
}

button.contact-secondary-action {
  appearance: none;
  font: inherit;
}

body[data-theme="light"] .contact-secondary-action:hover {
  color: #0f1720;
  background: rgba(240, 248, 255, 0.95);
  border-color: rgba(29, 119, 216, 0.34);
  box-shadow:
    0 14px 28px rgba(29, 119, 216, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
}

body[data-theme="light"] .contact-secondary-action:active {
  background: rgba(232, 240, 248, 0.98);
}

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

.contact-secondary-grid {
  display: none;
}

.contact-panel-lead,
.contact-summary-copy {
  margin: 0;
  color: var(--muted);
  line-height: 1.72;
}

.contact-form-title {
  max-width: 11ch;
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  line-height: 1.02;
}

.contact-panel-primary {
  background:
    linear-gradient(180deg, var(--surface-card-accent), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.contact-direct-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.contact-channel {
  display: grid;
  gap: 14px;
  min-height: 100%;
  padding: 16px 16px 14px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.contact-channel-copy,
.contact-channel-body {
  display: grid;
  gap: 8px;
}

.contact-shell-editorial .contact-channel .case-head,
.contact-shell-editorial .contact-channel .case-block {
  gap: 8px;
}

.contact-channel-body {
  margin-top: auto;
  gap: 12px;
}

.contact-channel:hover,
.contact-channel:focus-within {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.contact-channel-email {
  background:
    linear-gradient(180deg, rgba(59, 208, 143, 0.08), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.contact-channel-phone {
  background:
    linear-gradient(180deg, rgba(78, 166, 255, 0.12), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.contact-channel-linkedin {
  background:
    linear-gradient(180deg, rgba(138, 125, 255, 0.08), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.contact-channel-mark {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
}

.contact-label {
  color: var(--amber);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.76rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.contact-channel h3 {
  font-size: 1rem;
  line-height: 1.24;
}

.contact-channel p {
  font-size: 0.96rem;
}

.contact-channel-value {
  font-size: 1.02rem;
  line-height: 1.4;
  word-break: break-word;
}

.contact-final-cta {
  display: grid;
  gap: 8px;
  padding: 18px 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
  box-shadow: var(--shadow);
}

.contact-channel-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.contact-channel-actions .button {
  min-width: 148px;
}

.contact-final-cta p {
  margin: 0;
  color: var(--text);
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.6;
}

.contact-final-cta small {
  color: var(--muted);
  line-height: 1.6;
}

.contact-methods {
  display: grid;
  gap: 14px;
  margin-top: 18px;
}

.contact-method {
  display: grid;
  gap: 8px;
  padding: 20px;
  text-decoration: none;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease;
}

.contact-method:hover,
.contact-method:focus-visible {
  transform: translateY(-2px);
  border-color: var(--line-strong);
}

.contact-label,
.field span,
.contact-note {
  font-family: "IBM Plex Mono", monospace;
}

.contact-label {
  color: var(--amber);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.contact-method strong {
  font-size: 1.04rem;
  line-height: 1.34;
}

.contact-method small {
  color: var(--muted);
  line-height: 1.6;
}

.contact-cta {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 6px;
  color: var(--text);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
}

.contact-cta::after {
  content: "→";
}

.contact-summary-panel {
  display: grid;
  align-content: start;
  gap: 18px;
}

.contact-summary-list {
  display: grid;
  gap: 12px;
}

.contact-summary-item {
  display: grid;
  gap: 6px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: var(--surface-soft);
}

.contact-summary-item strong {
  line-height: 1.55;
}

.contact-mini-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}

.track-picker {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.track-pill {
  min-height: 40px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--muted);
  background: var(--surface-soft);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
}

.track-pill:hover,
.track-pill:focus-visible {
  color: var(--text);
  border-color: var(--line-strong);
  background: var(--surface-soft-strong);
}

.track-pill.is-active {
  color: #f8fbff;
  border-color: transparent;
  background: var(--button-primary-bg);
}

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

.field span {
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
}

.field input,
.field select,
.field textarea {
  width: 100%;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--text);
  background: var(--surface-soft);
  font: inherit;
  resize: vertical;
}

.field input::placeholder,
.field textarea::placeholder {
  color: var(--muted);
}

.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--line-strong);
  background: var(--surface-soft-strong);
}

.contact-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.contact-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
  line-height: 1.6;
}

.contact-response {
  display: grid;
  gap: 10px;
  padding: 16px 18px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background:
    linear-gradient(180deg, var(--surface-card-accent), transparent),
    linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom));
}

.contact-response h3,
.contact-response p,
.contact-response-meta {
  margin: 0;
}

.contact-response h3 {
  font-size: 1.05rem;
}

.contact-response p {
  color: var(--muted);
  line-height: 1.65;
}

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

.contact-response-meta div {
  display: grid;
  gap: 2px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface-soft);
}

.contact-response-meta dt {
  color: var(--muted);
  font-family: "IBM Plex Mono", monospace;
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
}

.contact-response-meta dd {
  margin: 0;
  line-height: 1.55;
}

.route-card:hover,
.route-card:focus-visible,
.signal-card:hover,
.focus-card:hover,
.subpage-grid > *:hover {
  transform: translateY(-3px);
  border-color: var(--line-strong);
}

.subpage-main {
  display: grid;
  gap: 42px;
  padding: 58px 0 42px;
}

.subpage-hero {
  padding: 22px;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 18px 0 40px;
  color: var(--muted);
  font-size: 0.92rem;
}

.site-footer p { margin: 0; }
.site-footer a { font-weight: 800; text-decoration: none; }

@media (max-width: 1120px) {
  .hero-grid,
  .identity-grid,
  .focus-grid,
  .signal-grid,
  .route-grid,
  .cases-grid,
  .case-links-grid,
  .subpage-grid,
  .contact-hero-grid,
  .contact-secondary-grid,
  .contact-grid,
  .contact-signals,
  .contact-direct-grid,
  .contact-context-grid,
  .contact-overview {
    grid-template-columns: 1fr;
  }

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

  .track-picker {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .focus-switcher {
    grid-template-columns: 1fr 1fr;
  }

  .stage-matrix {
    grid-template-columns: 1fr;
  }

  .contact-hero-media {
    position: relative;
    right: auto;
    bottom: auto;
    width: min(100%, 520px);
    min-height: clamp(300px, 52vw, 420px);
    max-height: 420px;
    max-width: 520px;
    margin-inline: auto;
  }

  .contact-hero-copy {
    max-width: none;
    padding-bottom: 0;
  }

  .contact-hero-copy .lead {
    max-width: 36ch;
  }
}

@media (max-width: 720px) {
  :root {
    --sticky-header-offset: 78px;
  }

  .site-header,
  main,
  .site-footer,
  .subpage-main {
    width: calc(100vw - 24px);
  }

  .site-header {
    width: 100%;
    top: 0;
    margin-top: 0;
    padding: 10px 12px;
    border-right: 0;
    border-left: 0;
    border-radius: 0;
    align-items: center;
    overflow: visible;
  }

  .site-header.is-open::after {
    opacity: 1;
    pointer-events: auto;
  }

  .brand {
    min-width: 0;
  }

  .brand-copy small {
    font-size: 0.62rem;
  }

  .contact-action-number {
    font-size: 1.9rem;
  }

  .contact-action-links {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
  }

  .contact-secondary-action {
    justify-content: center;
  }

  .contact-hero-media {
    width: 100%;
    min-height: 240px;
    max-height: 360px;
  }

  .contact-hero-grid {
    min-height: 0;
  }

  .contact-page .subpage-hero {
    padding: 22px 18px;
  }

  .contact-page .subpage-hero h1 {
    font-size: clamp(2.4rem, 13vw, 3.8rem);
    max-width: 7ch;
  }

  .contact-hero-action {
    margin-top: 22px;
    max-width: none;
  }

  .contact-hero-media img {
    width: min(100%, 220px);
    max-width: min(100%, 220px);
    transform: none;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: auto;
  }

  .header-actions {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    width: 100vw;
    height: 100dvh;
    max-height: 100dvh;
    display: flex;
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    z-index: 80;
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    justify-content: flex-start;
    padding: calc(env(safe-area-inset-top, 0px) + 84px) 16px max(20px, env(safe-area-inset-bottom, 0px));
    background:
      linear-gradient(180deg, var(--surface-card-top), var(--surface-card-bottom)),
      var(--panel-strong);
    box-shadow: var(--shadow);
    transition: transform 0.28s ease, opacity 0.28s ease, visibility 0.28s ease;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
  }

  .site-header.is-open .header-actions {
    display: flex;
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
  }

  .site-header.is-open .brand {
    opacity: 0;
    pointer-events: none;
  }

  .site-header.is-open .menu-toggle {
    position: fixed;
    top: calc(env(safe-area-inset-top, 0px) + 18px);
    right: 16px;
  }

  .site-nav {
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    gap: 8px;
    margin-top: 12px;
  }

  .site-nav a,
  .theme-option,
  .lang-link {
    width: 100%;
    justify-content: flex-start;
  }

  .site-nav a {
    min-height: 52px;
    padding-inline: 16px;
    border: 1px solid var(--line);
    background: var(--surface-soft);
  }

  .theme-switcher,
  .language-switcher {
    width: 100%;
    margin-top: 6px;
  }

  .theme-switcher {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .language-switcher {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  h1 {
    max-width: 9ch;
    font-size: clamp(2.5rem, 12vw, 4rem);
  }

  h2 {
    max-width: none;
    font-size: clamp(1.8rem, 9vw, 2.8rem);
  }

  .focus-switcher {
    grid-template-columns: 1fr;
  }

  .sticky-focus-shell {
    min-height: 0;
  }

  .sticky-focus-shell.is-fixed {
    min-height: 0;
  }

  .sticky-focus-shell.is-fixed .focus-switcher,
  .sticky-focus-shell .focus-switcher {
    position: static;
    top: auto;
    left: auto;
    width: 100%;
    z-index: auto;
  }

  .site-footer {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .button,
  .route-card,
  .signal-card,
  .focus-card,
  .subpage-grid > * {
    transition: none;
  }
}