@import url("https://fonts.googleapis.com/css2?family=Orbitron:wght@500;600;700;800&family=Sora:wght@300;400;500;600;700&display=swap");

:root {
  --bg: #040a14;
  --bg-deep: #071325;
  --bg-panel: rgba(10, 22, 42, 0.76);
  --bg-panel-strong: rgba(13, 29, 55, 0.92);
  --bg-soft: rgba(13, 34, 67, 0.42);
  --ink: #eef7ff;
  --ink-soft: #9db6ce;
  --ink-dim: #6f89a5;
  --line: rgba(117, 191, 255, 0.18);
  --line-strong: rgba(123, 206, 255, 0.34);
  --brand: #59b8ff;
  --brand-bright: #89e4ff;
  --brand-strong: #177dff;
  --brand-white: #f9fdff;
  --success: #4cffce;
  --warning: #ffd479;
  --shadow: 0 28px 60px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 18px 32px rgba(2, 12, 25, 0.28);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --radius-sm: 12px;
  --container: 1180px;
  --font-title: "Orbitron", "Segoe UI", sans-serif;
  --font-body: "Sora", "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  min-height: 100vh;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.65;
  background:
    radial-gradient(circle at 12% -10%, rgba(84, 170, 255, 0.24), transparent 34%),
    radial-gradient(circle at 90% 8%, rgba(135, 228, 255, 0.16), transparent 28%),
    linear-gradient(180deg, #02060c 0%, #05101f 28%, #071223 62%, #030913 100%);
}

body::before,
body::after {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: -1;
}

body::before {
  background:
    linear-gradient(rgba(89, 184, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(89, 184, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.78), transparent 88%);
}

body::after {
  background:
    radial-gradient(circle at 25% 20%, rgba(89, 184, 255, 0.08), transparent 22%),
    radial-gradient(circle at 75% 18%, rgba(137, 228, 255, 0.08), transparent 24%);
  opacity: 0.9;
}

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

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

button,
input {
  font: inherit;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  line-height: 1.1;
  font-family: var(--font-title);
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.7rem, 7vw, 5.5rem);
}

.hero-title {
  max-width: 12ch;
  font-size: clamp(2rem, 4vw, 3.6rem);
  text-wrap: balance;
}

.page-title {
  max-width: 15ch;
  font-size: clamp(2rem, 4vw, 3.6rem);
  text-wrap: balance;
}

h2 {
  font-size: clamp(1.75rem, 4vw, 3rem);
}

h3 {
  font-size: 1.05rem;
}

p {
  margin: 0;
  color: var(--ink-soft);
}

[id] {
  scroll-margin-top: 6.2rem;
}

.container {
  width: min(var(--container), calc(100% - 2rem));
  margin: 0 auto;
}

.page-shell {
  position: relative;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(18px);
  border-bottom: 1px solid rgba(122, 192, 255, 0.12);
  background: linear-gradient(180deg, rgba(2, 8, 16, 0.94), rgba(4, 12, 24, 0.7));
}

.header-row {
  min-height: 86px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.9rem;
  flex: 1 1 auto;
  min-width: 0;
}

.brand-mark {
  width: 56px;
  height: 56px;
  flex: 0 0 auto;
  filter: drop-shadow(0 0 24px rgba(89, 184, 255, 0.28));
}

.brand-copy {
  display: grid;
  gap: 0.15rem;
  min-width: 0;
  max-width: 19rem;
}

.brand-copy strong,
.brand-copy small {
  display: block;
}

.brand-copy strong {
  color: var(--brand-white);
  font-family: var(--font-title);
  font-size: 0.92rem;
  letter-spacing: 0.12em;
  white-space: nowrap;
}

.brand-copy small {
  color: var(--ink-dim);
  font-size: 0.78rem;
  line-height: 1.25;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line-strong);
  background: rgba(10, 22, 40, 0.78);
  color: var(--ink);
  padding: 0.72rem 0.95rem;
  border-radius: 14px;
  cursor: pointer;
}

.nav-links {
  display: flex;
  align-items: center;
  flex: 0 0 auto;
  gap: 0.75rem;
}

.nav-links a {
  color: var(--ink-soft);
  padding: 0.62rem 0.9rem;
  border-radius: 999px;
  white-space: nowrap;
  transition: color 0.2s ease, background-color 0.2s ease, border-color 0.2s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
  color: var(--ink);
  background: rgba(89, 184, 255, 0.09);
}

.nav-links a.active {
  color: var(--brand-white);
  background:
    linear-gradient(135deg, rgba(89, 184, 255, 0.18), rgba(23, 125, 255, 0.24));
  box-shadow: inset 0 0 0 1px rgba(127, 214, 255, 0.18);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  border: 1px solid transparent;
  border-radius: 999px;
  padding: 0.92rem 1.35rem;
  cursor: pointer;
  font-weight: 600;
  transition: transform 0.2s ease, box-shadow 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

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

.btn-primary {
  color: #02101d;
  background: linear-gradient(135deg, var(--brand-white), var(--brand-bright));
  box-shadow: 0 16px 30px rgba(89, 184, 255, 0.22);
}

.btn-primary:hover,
.btn-primary:focus-visible {
  box-shadow: 0 18px 34px rgba(89, 184, 255, 0.3);
}

.btn-secondary {
  color: var(--ink);
  border-color: var(--line-strong);
  background: rgba(10, 20, 38, 0.6);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
  border-color: rgba(138, 230, 255, 0.42);
  background: rgba(13, 28, 51, 0.88);
}

.hero,
.page-hero {
  position: relative;
  padding: 5.2rem 0 2.6rem;
}

.page-hero {
  padding-bottom: 1.4rem;
}

.hero-grid,
.page-hero-grid,
.split-grid,
.reg-layout {
  display: grid;
  gap: 1.5rem;
}

.hero-grid,
.page-hero-grid {
  grid-template-columns: minmax(0, 1.1fr) minmax(300px, 0.72fr);
  align-items: start;
}

.eyebrow,
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  width: fit-content;
  border: 1px solid rgba(133, 225, 255, 0.28);
  border-radius: 999px;
  padding: 0.42rem 0.8rem;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--brand-bright);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  background: rgba(13, 30, 55, 0.66);
}

.hero-copy {
  max-width: 62ch;
  margin-top: 1.2rem;
  font-size: 1.03rem;
}

.hero-actions,
.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.7rem;
}

.signal-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
  margin-top: 1.4rem;
}

.signal-strip span,
.tag,
.chip,
.inline-tag {
  padding: 0.42rem 0.78rem;
  border: 1px solid rgba(139, 219, 255, 0.18);
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--ink-soft);
  background: rgba(12, 26, 47, 0.58);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.ops-panel,
.feature-card,
.summary-card,
.timeline-card,
.signal-card,
.cta-panel,
.search-panel,
.sidebar-card,
.chapter-block,
.article-card,
.resource-card,
.matrix-card,
.list-card,
.table-card,
.quota-card,
.command-card,
.not-found-card {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent 44%),
    linear-gradient(180deg, rgba(11, 22, 44, 0.9), rgba(7, 16, 31, 0.94));
  box-shadow: var(--shadow-soft);
}

.ops-panel::before,
.feature-card::before,
.summary-card::before,
.timeline-card::before,
.signal-card::before,
.cta-panel::before,
.search-panel::before,
.sidebar-card::before,
.chapter-block::before,
.resource-card::before,
.matrix-card::before,
.table-card::before,
.quota-card::before,
.command-card::before,
.not-found-card::before {
  content: "";
  position: absolute;
  inset: 0 auto auto 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(137, 228, 255, 0.6), transparent);
}

.ops-panel {
  align-self: start;
  padding: 1.25rem;
}

.panel-topline {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--brand-bright);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--success);
  box-shadow: 0 0 14px rgba(76, 255, 206, 0.75);
}

.ops-grid,
.card-grid,
.signal-board,
.resource-grid,
.list-grid,
.quota-grid,
.command-grid,
.chapter-grid,
.footer-grid {
  display: grid;
  gap: 1rem;
}

.ops-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: 1.2rem;
}

.ops-grid.is-hero-stats,
.ops-grid.is-panel-stats {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.ops-grid.is-hero-stats .stat-card,
.ops-grid.is-panel-stats .stat-card {
  min-width: 0;
}

.ops-grid.is-hero-stats .stat-card.is-wide,
.ops-grid.is-panel-stats .stat-card.is-wide {
  grid-column: 1 / -1;
}

.ops-grid.is-hero-stats .stat-card strong,
.ops-grid.is-panel-stats .stat-card strong {
  font-size: clamp(1.3rem, 2.8vw, 1.9rem);
  line-height: 1;
  white-space: nowrap;
}

.ops-grid.is-hero-stats .stat-card span,
.ops-grid.is-panel-stats .stat-card span {
  max-width: 24ch;
}

.stat-card {
  padding: 1rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(117, 191, 255, 0.14);
  background: rgba(8, 19, 37, 0.72);
}

.stat-card strong {
  display: block;
  color: var(--brand-white);
  font-family: var(--font-title);
  font-size: clamp(1.45rem, 4vw, 2.25rem);
  letter-spacing: 0.08em;
}

.stat-card span {
  display: block;
  margin-top: 0.35rem;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.ops-log {
  display: grid;
  gap: 0.9rem;
  margin-top: 1.2rem;
}

.ops-log div {
  padding-top: 0.9rem;
  border-top: 1px solid rgba(117, 191, 255, 0.1);
}

.label,
.card-kicker,
.signal-label {
  display: block;
  margin-bottom: 0.42rem;
  color: var(--brand-bright);
  font-size: 0.74rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.section {
  padding: 2.3rem 0;
}

.section.alt {
  position: relative;
}

.section.alt::before {
  content: "";
  position: absolute;
  inset: 3rem 0 auto;
  height: calc(100% - 6rem);
  background:
    radial-gradient(circle at 10% 10%, rgba(89, 184, 255, 0.08), transparent 24%),
    linear-gradient(180deg, rgba(8, 18, 34, 0.45), rgba(8, 16, 30, 0));
  pointer-events: none;
}

.compact-top {
  padding-top: 0.8rem;
}

.section-head {
  display: grid;
  gap: 0.85rem;
  max-width: 68ch;
  margin-bottom: 1.4rem;
}

.summary-board {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
}

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

.feature-card,
.summary-card,
.timeline-card,
.signal-card,
.cta-panel,
.search-panel,
.sidebar-card,
.resource-card,
.matrix-card,
.list-card,
.table-card,
.quota-card,
.command-card {
  padding: 1.35rem;
}

.feature-card h3,
.summary-card h3,
.timeline-card h3,
.signal-card strong,
.resource-card h3,
.matrix-card h3,
.table-card h3,
.command-card h3 {
  color: var(--brand-white);
}

.resource-card .section-tag + h3,
.table-card .section-tag + h3 {
  margin-top: 0.7rem;
}

.feature-card p,
.summary-card p,
.timeline-card p,
.signal-card p,
.resource-card p,
.table-card p,
.command-card p {
  margin-top: 0.8rem;
}

.text-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 1rem;
  color: var(--brand-bright);
  font-weight: 600;
}

.text-link::after {
  content: ">";
  opacity: 0.8;
}

.split-grid {
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  align-items: start;
}

.summary-card {
  display: grid;
  gap: 0.45rem;
  min-height: 100%;
  align-content: start;
  transition: transform 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.summary-card:hover,
.summary-card:focus-visible {
  transform: translateY(-2px);
  border-color: rgba(137, 228, 255, 0.32);
  box-shadow: var(--shadow);
}

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

.timeline {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.timeline-card span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.6rem;
  height: 2.6rem;
  border-radius: 14px;
  border: 1px solid rgba(137, 228, 255, 0.22);
  color: var(--brand-white);
  background: rgba(15, 31, 57, 0.8);
  font-family: var(--font-title);
  margin-bottom: 0.9rem;
}

.signal-board {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.signal-card {
  display: grid;
  gap: 0.45rem;
  min-height: 100%;
}

.signal-card strong {
  font-family: var(--font-title);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.cta-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.2rem;
}

.cta-panel > :first-child {
  flex: 1 1 0;
  display: grid;
  gap: 0.95rem;
}

.cta-panel h2 {
  max-width: 18ch;
  font-size: clamp(1.45rem, 2.6vw, 2.05rem);
}

.cta-panel .cta-actions {
  width: clamp(14rem, 22vw, 17rem);
  flex: 0 0 auto;
  flex-direction: column;
  align-items: stretch;
  justify-content: center;
  margin-top: 0;
}

.cta-panel .cta-actions .btn {
  width: 100%;
  text-align: center;
}

.site-footer {
  padding: 2.4rem 0 3rem;
  border-top: 1px solid rgba(122, 192, 255, 0.1);
  background: linear-gradient(180deg, rgba(5, 12, 22, 0.24), rgba(4, 10, 18, 0.64));
}

.footer-grid {
  grid-template-columns: 1.3fr 0.8fr 0.8fr;
  align-items: start;
}

.footer-grid > div {
  display: grid;
  gap: 0.55rem;
}

.footer-grid strong {
  color: var(--brand-white);
  font-family: var(--font-title);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer-grid span,
.footer-grid a,
.footer-grid p {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.search-input {
  margin-top: 0.85rem;
}

.field-label {
  color: var(--brand-white);
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.search-input input {
  width: 100%;
  border: 1px solid rgba(127, 214, 255, 0.18);
  border-radius: 18px;
  padding: 1rem 1.05rem;
  color: var(--ink);
  background: rgba(6, 15, 29, 0.82);
  outline: none;
  box-shadow: inset 0 0 0 1px transparent;
}

.search-input input:focus {
  border-color: rgba(127, 214, 255, 0.36);
  box-shadow: inset 0 0 0 1px rgba(127, 214, 255, 0.28), 0 0 0 5px rgba(89, 184, 255, 0.08);
}

.search-meta {
  margin-top: 0.85rem;
  font-size: 0.9rem;
}

.bullet {
  margin: 0 0.5rem;
  color: var(--ink-dim);
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.chip {
  border: 1px solid rgba(137, 228, 255, 0.16);
  cursor: pointer;
  transition: transform 0.2s ease, border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.chip:hover,
.chip:focus-visible {
  transform: translateY(-1px);
  border-color: rgba(137, 228, 255, 0.3);
  color: var(--ink);
}

.chip.is-active {
  color: #02101d;
  border-color: rgba(137, 228, 255, 0.48);
  background: linear-gradient(135deg, var(--brand-white), var(--brand-bright));
}

.reg-layout {
  grid-template-columns: minmax(250px, 0.34fr) minmax(0, 1fr);
  align-items: start;
}

.reg-sidebar {
  position: sticky;
  top: 6.5rem;
  display: grid;
  gap: 1rem;
}

.sidebar-links {
  display: grid;
  gap: 0.6rem;
  margin-top: 0.8rem;
}

.sidebar-links a {
  color: var(--ink-soft);
  padding: 0.7rem 0.8rem;
  border-radius: 14px;
  border: 1px solid transparent;
  background: rgba(8, 18, 34, 0.58);
}

.sidebar-links a:hover,
.sidebar-links a:focus-visible {
  color: var(--ink);
  border-color: rgba(137, 228, 255, 0.18);
}

.reg-content,
.resource-stack {
  display: grid;
  gap: 1rem;
}

.chapter-block {
  padding: 1.35rem;
}

.chapter-head {
  display: grid;
  gap: 0.55rem;
  margin-bottom: 1rem;
}

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

.article-card {
  padding: 1.15rem;
}

.article-code {
  display: inline-flex;
  margin-bottom: 0.6rem;
  color: var(--brand-bright);
  font-family: var(--font-title);
  font-size: 0.8rem;
  letter-spacing: 0.12em;
}

.article-card h3 {
  font-size: 1rem;
}

.article-card p {
  margin-top: 0.75rem;
}

.article-notes,
.resource-list,
.fleet-list,
.quota-list,
.command-list {
  display: grid;
  gap: 0.5rem;
  margin: 0.95rem 0 0;
  padding: 0;
  list-style: none;
}

.article-notes li,
.resource-list li,
.fleet-list li,
.quota-list li,
.command-list li {
  position: relative;
  padding-left: 1rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.article-notes li::before,
.resource-list li::before,
.fleet-list li::before,
.quota-list li::before,
.command-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72rem;
  width: 0.35rem;
  height: 0.35rem;
  border-radius: 50%;
  background: var(--brand-bright);
  box-shadow: 0 0 10px rgba(137, 228, 255, 0.5);
}

.inline-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.95rem;
}

.empty-state {
  padding: 1.4rem;
  border: 1px dashed rgba(137, 228, 255, 0.2);
  border-radius: var(--radius-lg);
  color: var(--ink-soft);
  background: rgba(10, 22, 42, 0.5);
}

.resource-grid.two,
.list-grid.two,
.quota-grid.two,
.command-grid.two {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.resource-grid.three,
.list-grid.three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.resource-card strong,
.matrix-card strong,
.table-card strong,
.quota-card strong {
  color: var(--brand-white);
}

.resource-card .resource-grid,
.table-card .resource-grid,
.table-card .resource-stack {
  margin-top: 1rem;
}

.matrix-list {
  display: grid;
  gap: 1rem;
}

.matrix-card {
  display: grid;
  gap: 0.8rem;
}

.matrix-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.matrix-title span {
  color: var(--brand-bright);
  font-family: var(--font-title);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
}

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

.data-table th,
.data-table td {
  padding: 0.9rem 0.9rem;
  border-bottom: 1px solid rgba(117, 191, 255, 0.09);
  text-align: left;
  vertical-align: top;
}

.data-table th {
  color: var(--brand-white);
  font-family: var(--font-title);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.data-table td {
  color: var(--ink-soft);
  font-size: 0.92rem;
}

.not-found-shell {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
}

.not-found-card {
  width: min(620px, 100%);
  padding: 2rem;
  text-align: center;
}

.not-found-card .brand-mark {
  margin: 0 auto 1.25rem;
  width: 74px;
  height: 74px;
}

.not-found-card p {
  margin-top: 1rem;
}

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}

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

.delay-1 {
  transition-delay: 0.08s;
}

.delay-2 {
  transition-delay: 0.16s;
}

.delay-3 {
  transition-delay: 0.24s;
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .reveal,
  .delay-1,
  .delay-2,
  .delay-3 {
    opacity: 1;
    transform: none;
    transition: none;
  }
}

@media (max-width: 1080px) {
  .hero-grid,
  .page-hero-grid,
  .split-grid,
  .reg-layout {
    grid-template-columns: 1fr;
  }

  .reg-sidebar {
    position: static;
  }

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

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

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

@media (max-width: 860px) {
  h1 {
    font-size: clamp(2.3rem, 9vw, 4rem);
  }

  .hero-title,
  .page-title {
    font-size: clamp(1.9rem, 7vw, 2.8rem);
  }

  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    position: absolute;
    top: calc(100% + 0.75rem);
    right: 1rem;
    left: 1rem;
    display: none;
    flex-direction: column;
    align-items: stretch;
    padding: 0.9rem;
    border: 1px solid rgba(127, 214, 255, 0.14);
    border-radius: 24px;
    background: rgba(4, 12, 24, 0.96);
    box-shadow: var(--shadow);
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links a,
  .nav-links .btn {
    width: 100%;
    justify-content: center;
  }

  .ops-grid,
  .timeline,
  .chapter-grid,
  .resource-grid.two,
  .resource-grid.three,
  .list-grid.two,
  .list-grid.three,
  .quota-grid.two,
  .command-grid.two {
    grid-template-columns: 1fr;
  }

  .cta-panel {
    flex-direction: column;
    align-items: stretch;
  }

  .cta-panel .cta-actions {
    width: 100%;
  }
}

@media (max-width: 640px) {
  .header-row {
    min-height: 78px;
  }

  .brand-copy small {
    display: none;
  }

  .container {
    width: min(var(--container), calc(100% - 1.25rem));
  }

  .hero,
  .page-hero {
    padding-top: 4.2rem;
  }

  .signal-board {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 1.8rem 0;
  }

  .feature-card,
  .timeline-card,
  .signal-card,
  .cta-panel,
  .search-panel,
  .sidebar-card,
  .chapter-block,
  .article-card,
  .resource-card,
  .matrix-card,
  .list-card,
  .table-card,
  .quota-card,
  .command-card,
  .not-found-card {
    padding: 1.1rem;
  }
}