/* ========== 01. Reset ========== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
h4,
h5,
p,
ul,
ol,
figure,
blockquote {
  margin: 0;
}

ul,
ol {
  padding: 0;
  list-style: none;
}

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

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

/* ========== 02. Tokens ========== */
:root {
  --arena: #0A1F19;
  --carbon: #101416;
  --panel: #1D2B26;
  --cyan: #2BE0C2;
  --cyan-deep: #168F7C;
  --orange: #FF6A3D;
  --orange-deep: #B74624;
  --silver: #B8C6C1;
  --fog: #EAF3EF;
  --muted: #8FA39C;

  --hairline: rgba(184, 198, 193, 0.16);
  --hairline-strong: rgba(184, 198, 193, 0.34);
  --cyan-wash: rgba(43, 224, 194, 0.10);

  --font-display: "Oswald", "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: Inter, "Noto Sans SC", "PingFang SC", "Microsoft YaHei", system-ui, -apple-system, sans-serif;
  --font-mono: "Roboto Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --shell: 1200px;
  --gutter: clamp(16px, 4vw, 40px);
  --cut: 14px;
  --slant: 24deg;

  --ease: cubic-bezier(0.22, 0.61, 0.36, 1);
  --fast: 180ms;
  --slow: 240ms;
}

/* ========== 03. Base type ========== */
body {
  background: var(--arena);
  color: var(--fog);
  font-family: var(--font-body);
  font-size: 16.5px;
  line-height: 1.7;
  letter-spacing: 0.01em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1,
h2,
h3,
h4,
h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.16;
  letter-spacing: 0.02em;
  color: var(--fog);
}

h1 { font-size: clamp(32px, 5vw, 52px); }
h2 { font-size: clamp(24px, 3.4vw, 32px); }
h3 { font-size: clamp(18px, 2.2vw, 22px); }

p { text-wrap: pretty; }

strong { color: var(--fog); font-weight: 700; }

::selection {
  background: var(--cyan);
  color: var(--carbon);
}

a:focus-visible,
button:focus-visible,
[tabindex]:focus-visible,
input:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 2px;
}

.mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  letter-spacing: 0.02em;
}

.shell {
  width: min(100% - (var(--gutter) * 2), var(--shell));
  margin-inline: auto;
}

/* ========== 04. Utilities / shared atoms ========== */
.pulse-dot {
  width: 7px;
  height: 7px;
  flex: none;
  background: var(--orange);
  transform: rotate(45deg);
  animation: pulseDot 1.8s var(--ease) infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255, 106, 61, 0.45); }
  50% { opacity: 0.6; box-shadow: 0 0 0 6px rgba(255, 106, 61, 0); }
}

.rule {
  height: 2px;
  border: 0;
  background: repeating-linear-gradient(
    100deg,
    var(--hairline-strong) 0 18px,
    transparent 18px 36px
  );
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6em;
  padding: 0.82em 1.4em;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  line-height: 1.2;
  border: 1px solid transparent;
  clip-path: polygon(
    var(--cut) 0, 100% 0,
    100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%,
    0 100%, 0 var(--cut)
  );
  transition: background var(--fast) var(--ease),
              color var(--fast) var(--ease),
              border-color var(--fast) var(--ease);
}

.btn--primary {
  background: var(--orange);
  color: var(--carbon);
}

.btn--primary:hover {
  background: var(--orange-deep);
  color: var(--fog);
}

.btn--accent {
  background: transparent;
  border-color: var(--cyan);
  color: var(--cyan);
}

.btn--accent:hover {
  background: var(--cyan);
  color: var(--carbon);
}

.btn--ghost {
  background: var(--panel);
  border-color: var(--hairline-strong);
  color: var(--silver);
}

.btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--fog);
}

/* Breadcrumbs */
.breadcrumbs {
  padding-block: 18px 6px;
  font-size: 12.5px;
  letter-spacing: 0.08em;
  color: var(--muted);
}

.breadcrumbs__list {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.55em;
}

.breadcrumbs__list li + li::before {
  content: "/";
  margin-right: 0.55em;
  color: var(--cyan-deep);
}

.breadcrumbs__list a:hover {
  color: var(--cyan);
}

/* Section head */
.section-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 16px;
  padding-bottom: 14px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--hairline);
}

.section-head__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.section-head__title {
  font-size: clamp(20px, 2.4vw, 26px);
}

/* Grid scaffolding */
.grid {
  display: grid;
  gap: clamp(16px, 2.2vw, 28px);
  grid-template-columns: repeat(12, minmax(0, 1fr));
}

.grid--split {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
}

/* Panel card */
.card {
  background: var(--panel);
  border: 1px solid var(--hairline);
  padding: clamp(18px, 2.4vw, 28px);
  transition: border-color var(--fast) var(--ease), background var(--fast) var(--ease);
}

.card:hover {
  border-color: var(--cyan-deep);
  background: #22332D;
}

.card--cut {
  clip-path: polygon(
    var(--cut) 0, 100% 0,
    100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%,
    0 100%, 0 var(--cut)
  );
}

/* Stats */
.stat__value {
  display: block;
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  line-height: 1;
  color: var(--fog);
}

.stat__label {
  display: block;
  margin-top: 8px;
  font-size: 12px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

/* Tag */
.tag {
  display: inline-block;
  padding: 3px 10px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  color: var(--cyan);
  border: 1px solid var(--cyan-deep);
  clip-path: polygon(6px 0, 100% 0, 100% calc(100% - 6px), calc(100% - 6px) 100%, 0 100%, 0 6px);
}

/* Prose */
.prose {
  max-width: 72ch;
  color: var(--silver);
}

.prose > * + * {
  margin-top: 1.1em;
}

.prose h2 {
  margin-top: 1.8em;
  color: var(--fog);
}

.prose h3 {
  margin-top: 1.5em;
  color: var(--fog);
}

.prose ul,
.prose ol {
  padding-left: 1.2em;
  list-style: disc;
}

.prose li + li {
  margin-top: 0.4em;
}

.prose a {
  color: var(--cyan);
  border-bottom: 1px solid var(--cyan-deep);
}

.prose a:hover {
  border-bottom-color: var(--cyan);
}

/* Media frame */
.media-frame {
  position: relative;
  display: block;
  overflow: hidden;
  background: var(--panel);
  border: 1px solid var(--hairline);
  clip-path: polygon(
    var(--cut) 0, 100% 0,
    100% calc(100% - var(--cut)), calc(100% - var(--cut)) 100%,
    0 100%, 0 var(--cut)
  );
}

.media-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.92) contrast(1.06);
}

.media-frame::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background:
    linear-gradient(to top, rgba(10, 31, 25, 0.82) 0%, rgba(10, 31, 25, 0.10) 46%, transparent 72%),
    repeating-linear-gradient(115deg, rgba(43, 224, 194, 0.07) 0 1px, transparent 1px 26px);
}

.media-frame--wide { aspect-ratio: 16 / 9; }
.media-frame--tall { aspect-ratio: 3 / 4; }
.media-frame--square { aspect-ratio: 1 / 1; }

.media-frame__caption {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 1;
  padding: 14px 16px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--cyan);
}

/* Tabs */
.tabs {
  --tab-pad: 11px 16px;
}

.tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 4px;
  border-bottom: 1px solid var(--hairline);
}

.tab {
  position: relative;
  padding: var(--tab-pad);
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--silver);
  transition: color var(--fast) var(--ease), background var(--fast) var(--ease);
}

.tab::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -1px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0) skewX(calc(var(--slant) * -1));
  transform-origin: left center;
  transition: transform var(--fast) var(--ease);
}

.tab:hover {
  color: var(--fog);
}

.tab[aria-selected="true"] {
  color: var(--fog);
  background: var(--cyan-wash);
}

.tab[aria-selected="true"]::after {
  transform: scaleX(1) skewX(calc(var(--slant) * -1));
}

.tab-panel {
  padding-top: 20px;
  animation: tabIn var(--slow) var(--ease) both;
}

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

@keyframes tabIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ========== 05. Header ========== */
.site-header {
  position: relative;
  z-index: 50;
  isolation: isolate;
  background: var(--carbon);
  color: var(--fog);
  border-bottom: 1px solid var(--hairline);
}

.site-header::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  height: 3px;
  pointer-events: none;
  opacity: 0.4;
  background: repeating-linear-gradient(
    100deg,
    var(--cyan) 0 26px,
    transparent 26px 52px
  );
}

.skip-link {
  position: absolute;
  left: var(--gutter);
  top: -80px;
  z-index: 300;
  padding: 10px 18px;
  background: var(--cyan);
  color: var(--carbon);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.08em;
  transition: top var(--fast) var(--ease);
}

.skip-link:focus {
  top: 10px;
}

.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  z-index: 200;
  pointer-events: none;
  background: rgba(43, 224, 194, 0.12);
}

.scroll-progress span {
  display: block;
  height: 100%;
  width: 100%;
  transform: scaleX(0);
  transform-origin: 0 50%;
  background: linear-gradient(90deg, var(--cyan) 0%, var(--cyan) 62%, var(--orange) 100%);
  transition: transform 80ms linear;
}

/* Utility bar */
.utility-bar {
  border-bottom: 1px solid var(--hairline);
  background:
    linear-gradient(90deg, rgba(43, 224, 194, 0.10) 0%, transparent 58%),
    var(--carbon);
}

.utility-bar__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px 20px;
  padding-block: 9px;
  font-size: 12.5px;
  letter-spacing: 0.1em;
  color: var(--muted);
}

.utility-bar__live {
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--silver);
  font-weight: 600;
}

.utility-bar__meta {
  font-size: 12px;
  letter-spacing: 0.12em;
}

.utility-bar__meta .mono {
  color: var(--cyan);
}

/* Masthead */
.masthead {
  position: relative;
  padding-block: clamp(20px, 3.2vw, 34px) clamp(16px, 2.4vw, 24px);
  background: radial-gradient(120% 130% at 50% 0%, rgba(43, 224, 194, 0.09) 0%, transparent 62%);
}

.masthead__inner {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
}

.brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.brand__name {
  font-family: var(--font-display);
  font-size: clamp(30px, 5.4vw, 50px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--fog);
  transition: color var(--fast) var(--ease);
}

.brand:hover .brand__name {
  color: var(--cyan);
}

.brand__sub {
  font-family: var(--font-mono);
  font-size: clamp(9px, 1.3vw, 11px);
  letter-spacing: 0.42em;
  text-indent: 0.42em;
  color: var(--cyan);
}

.masthead__tagline {
  font-size: 12.5px;
  letter-spacing: 0.26em;
  text-indent: 0.26em;
  color: var(--muted);
}

/* Mobile toggle */
.nav-toggle {
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  display: none;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid var(--hairline-strong);
  color: var(--silver);
  font-family: var(--font-display);
  font-size: 13px;
  letter-spacing: 0.14em;
  background: rgba(29, 43, 38, 0.7);
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: border-color var(--fast) var(--ease), color var(--fast) var(--ease);
}

.nav-toggle:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.nav-toggle__bars {
  display: grid;
  gap: 4px;
  width: 18px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  background: currentColor;
  transform-origin: center;
  transition: transform var(--fast) var(--ease), opacity var(--fast) var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(1) {
  transform: translateY(6px) rotate(45deg);
}

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

.nav-toggle[aria-expanded="true"] .nav-toggle__bars span:nth-child(3) {
  transform: translateY(-6px) rotate(-45deg);
}

/* Primary nav */
.primary-nav {
  position: relative;
  background: var(--carbon);
  border-top: 1px solid var(--hairline);
}

.primary-nav::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    115deg,
    rgba(184, 198, 193, 0.05) 0 1px,
    transparent 1px 15px
  );
}

.primary-nav__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 12px;
  padding-block: 4px;
}

.nav-list {
  grid-column: 2;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: clamp(2px, 1.2vw, 8px);
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: 13px 13px;
  font-family: var(--font-display);
  font-size: 15.5px;
  font-weight: 500;
  letter-spacing: 0.1em;
  color: var(--silver);
  transition: color var(--fast) var(--ease);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 13px;
  right: 13px;
  bottom: 7px;
  height: 2px;
  background: var(--cyan);
  transform: scaleX(0) skewX(calc(var(--slant) * -1));
  transform-origin: left center;
  transition: transform var(--fast) var(--ease);
}

.nav-link:hover {
  color: var(--fog);
}

.nav-link:hover::after {
  transform: scaleX(1) skewX(calc(var(--slant) * -1));
}

.nav-link[aria-current="page"] {
  color: var(--cyan);
}

.nav-link[aria-current="page"]::after {
  transform: scaleX(1) skewX(calc(var(--slant) * -1));
}

.nav-accent {
  grid-column: 3;
  justify-self: end;
  padding: 9px 16px;
  border: 1px solid var(--cyan);
  color: var(--cyan);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.12em;
  white-space: nowrap;
  clip-path: polygon(8px 0, 100% 0, 100% calc(100% - 8px), calc(100% - 8px) 100%, 0 100%, 0 8px);
  transition: background var(--fast) var(--ease), color var(--fast) var(--ease);
}

.nav-accent:hover {
  background: var(--cyan);
  color: var(--carbon);
}

/* ========== 06. Footer ========== */
.site-footer {
  position: relative;
  margin-top: clamp(48px, 7vw, 96px);
  background: var(--carbon);
  color: var(--fog);
  border-top: 1px solid var(--hairline);
}

.site-footer::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  opacity: 0.4;
  pointer-events: none;
  background: repeating-linear-gradient(
    100deg,
    var(--cyan) 0 26px,
    transparent 26px 52px
  );
}

.footer-main {
  display: grid;
  grid-template-columns: minmax(220px, 0.85fr) 2fr;
  gap: clamp(28px, 4vw, 56px);
  padding-block: clamp(40px, 6vw, 72px) clamp(28px, 4vw, 44px);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-start;
}

.footer-brand__lockup {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.footer-brand__name {
  font-family: var(--font-display);
  font-size: clamp(24px, 3vw, 30px);
  font-weight: 700;
  line-height: 1;
  letter-spacing: 0.06em;
  color: var(--fog);
  transition: color var(--fast) var(--ease);
}

.footer-brand__lockup:hover .footer-brand__name {
  color: var(--cyan);
}

.footer-brand__sub {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.36em;
  text-indent: 0.36em;
  color: var(--cyan);
}

.footer-brand__note {
  max-width: 30ch;
  font-size: 14px;
  line-height: 1.75;
  color: var(--muted);
}

.footer-badge {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 6px 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.12em;
  color: var(--orange);
  border: 1px solid var(--orange-deep);
  clip-path: polygon(7px 0, 100% 0, 100% calc(100% - 7px), calc(100% - 7px) 100%, 0 100%, 0 7px);
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: clamp(16px, 2.4vw, 32px);
}

.footer-col__title {
  display: flex;
  align-items: baseline;
  gap: 8px;
  padding-bottom: 10px;
  margin-bottom: 12px;
  font-family: var(--font-display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.14em;
  color: var(--fog);
  border-bottom: 1px solid var(--hairline);
}

.footer-col__num {
  font-size: 11px;
  letter-spacing: 0.1em;
  color: var(--cyan);
}

.footer-col__list li + li {
  margin-top: 2px;
}

.footer-col__list a {
  position: relative;
  display: inline-block;
  padding: 5px 0 5px 0;
  font-size: 14px;
  color: var(--silver);
  transition: color var(--fast) var(--ease), padding-left var(--fast) var(--ease);
}

.footer-col__list a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  width: 8px;
  height: 2px;
  background: var(--cyan);
  transform: translateY(-50%) skewX(calc(var(--slant) * -1));
  opacity: 0;
  transition: opacity var(--fast) var(--ease);
}

.footer-col__list a:hover {
  color: var(--cyan);
  padding-left: 14px;
}

.footer-col__list a:hover::before {
  opacity: 1;
}

.footer-contact {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 10px 32px;
  padding-block: clamp(20px, 3vw, 28px);
  border-top: 1px solid var(--hairline);
}

.footer-contact__item {
  display: flex;
  align-items: baseline;
  gap: 9px;
  font-size: 14px;
}

.footer-contact__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--muted);
}

.footer-contact__value {
  color: var(--fog);
}

.footer-contact__note {
  flex: 1 1 100%;
  max-width: 76ch;
  font-size: 12.5px;
  line-height: 1.7;
  color: var(--muted);
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 10px 24px;
  padding-block: 18px clamp(24px, 3.4vw, 36px);
  border-top: 1px solid var(--hairline);
  font-size: 12.5px;
  letter-spacing: 0.06em;
  color: var(--muted);
}

.footer-legal__copy .mono {
  color: var(--silver);
}

.footer-legal__links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 20px;
}

.footer-legal__links a {
  color: var(--silver);
  transition: color var(--fast) var(--ease);
}

.footer-legal__links a:hover {
  color: var(--cyan);
}

/* ========== 07. Responsive ========== */
@media (max-width: 1024px) {
  .footer-main {
    grid-template-columns: minmax(200px, 1fr);
  }

  .nav-link {
    padding: 12px 10px;
    font-size: 15px;
  }
}

@media (max-width: 900px) {
  .nav-toggle {
    display: flex;
  }

  .masthead__inner {
    padding-inline: 62px 0;
  }

  .primary-nav {
    display: none;
  }

  .primary-nav[data-open] {
    display: block;
    animation: navIn var(--slow) var(--ease) both;
  }

  .primary-nav__inner {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding-block: 8px 20px;
  }

  .nav-list {
    flex-direction: column;
    gap: 0;
  }

  .nav-link {
    display: block;
    padding: 14px 6px;
    font-size: 16px;
    letter-spacing: 0.12em;
    border-bottom: 1px solid var(--hairline);
  }

  .nav-link::after {
    display: none;
  }

  .nav-link[aria-current="page"] {
    color: var(--cyan);
    background: var(--cyan-wash);
  }

  .nav-accent {
    align-self: stretch;
    justify-self: auto;
    margin-top: 16px;
    padding: 14px 16px;
    text-align: center;
    font-size: 15px;
  }

  .footer-cols {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 24px 20px;
  }
}

@keyframes navIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 600px) {
  body {
    font-size: 16px;
  }

  .utility-bar__meta {
    display: none;
  }

  .masthead__inner {
    padding-inline: 54px 0;
    gap: 8px;
  }

  .masthead__tagline {
    letter-spacing: 0.18em;
    font-size: 11.5px;
  }

  .nav-toggle__text {
    display: none;
  }

  .nav-toggle {
    padding: 11px;
  }

  .footer-cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .footer-contact__item {
    flex-direction: column;
    gap: 2px;
  }

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

/* ========== 08. Motion preferences ========== */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }

  .pulse-dot {
    animation: none;
    opacity: 1;
    box-shadow: none;
  }

  .scroll-progress span {
    transition: none;
  }

  .tab-panel {
    animation: none;
  }
}