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

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 148px;
}

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%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }
a { color: inherit; text-decoration: none; }
table { border-collapse: collapse; width: 100%; }

/* ============ tokens ============ */
:root {
  --ink: #061A14;
  --ink-deep: #04120e;
  --panel: #0B2A20;
  --panel-soft: rgba(11, 42, 32, 0.72);
  --indigo: #131B3F;
  --wine: #6B1E3A;
  --cyan: #2EF2C8;
  --orange: #FF8A3D;
  --violet: #6C4DFF;
  --paper: #F4F0E6;
  --muted: #A8C0B6;
  --line: #D7E8E1;
  --hair: rgba(215, 232, 225, 0.14);
  --hair-strong: rgba(215, 232, 225, 0.26);

  --font-display: "Archivo Expanded", "HarmonyOS Sans SC", "Noto Sans SC", sans-serif;
  --font-head: "HarmonyOS Sans SC", "Noto Sans SC", sans-serif;
  --font-body: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, monospace;

  --radius-lg: 22px;
  --radius-md: 14px;
  --radius-sm: 8px;

  --max: 1200px;
  --gutter: clamp(16px, 3vw, 40px);
  --header-h: clamp(112px, 10vw, 132px);
  --ease-out: cubic-bezier(0.22, 0.75, 0.2, 1);
}

/* ============ base ============ */
body {
  min-height: 100vh;
  padding-block-start: var(--header-h);
  background-color: var(--ink);
  background-image:
    linear-gradient(rgba(215, 232, 225, 0.045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(215, 232, 225, 0.045) 1px, transparent 1px);
  background-size: 24px 24px, 24px 24px;
  color: var(--paper);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}

::selection { background: var(--cyan); color: #04231b; }

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--paper);
  text-wrap: balance;
}

h1 { font-size: clamp(2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.4rem, 2.8vw, 2.1rem); }
h3 { font-size: clamp(1.08rem, 1.8vw, 1.3rem); }
h4 { font-size: 1rem; }

p { text-wrap: pretty; }

:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ============ utilities ============ */
.wrap {
  width: min(calc(100% - 2 * var(--gutter)), var(--max));
  margin-inline: auto;
}

.section { padding-block: clamp(36px, 5.5vw, 72px); }

.section__head {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-block-end: clamp(18px, 3vw, 32px);
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--cyan);
}

.eyebrow::before {
  content: "";
  width: 18px;
  height: 1px;
  background: var(--cyan);
}

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

.panel {
  background: var(--panel);
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  padding: clamp(16px, 2.4vw, 26px);
}

.grid {
  display: grid;
  gap: clamp(14px, 2vw, 24px);
}

.grid--12 { grid-template-columns: repeat(12, minmax(0, 1fr)); }

/* ============ buttons ============ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5em;
  min-height: 44px;
  padding: 0.7em 1.35em;
  border: 1px solid transparent;
  border-radius: 999px;
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.02em;
  line-height: 1.2;
  transition: transform 0.18s var(--ease-out), background-color 0.2s, border-color 0.2s, color 0.2s;
}

.btn--primary {
  background: linear-gradient(100deg, var(--orange), #ff6a1f);
  color: #1c0c02;
  box-shadow: 0 12px 26px -16px var(--orange);
}

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

.btn--ghost {
  border-color: var(--hair-strong);
  background: rgba(46, 242, 200, 0.05);
  color: var(--paper);
}

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

.btn--sm {
  min-height: 38px;
  padding: 0.5em 1em;
  font-size: 0.8rem;
}

/* ============ tags & chips ============ */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 4px;
  background: var(--wine);
  color: var(--paper);
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  line-height: 1.6;
}

.tag--cyan { background: rgba(46, 242, 200, 0.14); color: var(--cyan); border: 1px solid rgba(46, 242, 200, 0.4); }
.tag--orange { background: rgba(255, 138, 61, 0.16); color: var(--orange); border: 1px solid rgba(255, 138, 61, 0.42); }
.tag--ghost { background: transparent; color: var(--muted); border: 1px solid var(--hair); }

.chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 10px;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgba(46, 242, 200, 0.04);
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

/* ============ breadcrumb ============ */
.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.breadcrumb a {
  color: var(--muted);
  border-block-end: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}

.breadcrumb a:hover { color: var(--cyan); border-block-end-color: var(--cyan); }
.breadcrumb [aria-current="page"] { color: var(--paper); }
.breadcrumb__sep { color: rgba(168, 192, 182, 0.5); }

/* ============ image slots ============ */
.img-slot {
  position: relative;
  display: block;
  overflow: hidden;
  isolation: isolate;
  aspect-ratio: 16 / 9;
  border: 1px solid var(--hair);
  border-radius: var(--radius-md);
  background: linear-gradient(140deg, #0B2A20 0%, #131B3F 62%, rgba(108, 77, 255, 0.42) 100%);
}

.img-slot img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: contrast(1.06) saturate(0.62) brightness(0.94);
}

.img-slot::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background:
    linear-gradient(180deg, rgba(6, 26, 20, 0) 42%, rgba(6, 26, 20, 0.78) 100%),
    repeating-linear-gradient(90deg, rgba(46, 242, 200, 0.1) 0 1px, transparent 1px 24px);
}

.img-slot::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: 0.55;
  background: linear-gradient(115deg, transparent 45.6%, rgba(46, 242, 200, 0.6) 46%, transparent 46.6%);
}

.img-slot--wide { aspect-ratio: 21 / 9; }
.img-slot--tall { aspect-ratio: 4 / 5; }
.img-slot--square { aspect-ratio: 1 / 1; }

.img-slot__tag {
  position: absolute;
  z-index: 4;
  inset-block-end: 12px;
  inset-inline-start: 12px;
}

.img-slot__meta {
  position: absolute;
  z-index: 4;
  inset-block-start: 12px;
  inset-inline-end: 12px;
  padding: 2px 8px;
  border: 1px solid rgba(46, 242, 200, 0.35);
  border-radius: 4px;
  background: rgba(6, 26, 20, 0.72);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
}

/* ============ skip link ============ */
.skip-link {
  position: fixed;
  inset-block-start: 10px;
  inset-inline-start: 50%;
  z-index: 200;
  padding: 0.6em 1.3em;
  border-radius: 999px;
  background: var(--cyan);
  color: #04231b;
  font-family: var(--font-head);
  font-size: 0.86rem;
  font-weight: 800;
  transform: translate(-50%, -220%);
  transition: transform 0.24s var(--ease-out);
}

.skip-link:focus { transform: translate(-50%, 0); }

/* ============ header ============ */
.site-header {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 90;
  padding: clamp(10px, 1.6vw, 18px) var(--gutter) 0;
  pointer-events: none;
}

.header-rail {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: clamp(12px, 2vw, 26px);
  width: min(100%, 1320px);
  margin-inline: auto;
  padding: 9px 12px 9px clamp(14px, 1.6vw, 20px);
  border: 1px solid var(--hair-strong);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(112deg, rgba(11, 42, 32, 0.95), rgba(6, 26, 20, 0.92) 48%, rgba(19, 27, 63, 0.9));
  box-shadow: 0 20px 48px -30px rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

/* brand */
.brand-lockup {
  display: flex;
  align-items: center;
  gap: clamp(8px, 1.2vw, 14px);
  flex: 0 0 auto;
}

.brand-mark {
  display: flex;
  flex-direction: column;
  gap: 1px;
  padding: 2px 0;
}

.brand-mark__name {
  font-family: var(--font-head);
  font-size: clamp(1.02rem, 1.5vw, 1.2rem);
  font-weight: 800;
  font-style: italic;
  letter-spacing: -0.015em;
  line-height: 1.15;
  color: var(--paper);
}

.brand-mark__cn {
  margin-inline-start: 4px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.76em;
  letter-spacing: 0.04em;
}

.brand-mark__tag {
  color: var(--muted);
  font-size: 10px;
  letter-spacing: 0.14em;
  line-height: 1.4;
}

/* version chip */
.version-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border: 1px solid rgba(46, 242, 200, 0.34);
  border-radius: 999px;
  background: rgba(46, 242, 200, 0.07);
  color: var(--cyan);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.version-chip__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 0 3px rgba(46, 242, 200, 0.18);
}

.version-chip__text { font-weight: 700; }
.version-chip__sep { color: rgba(168, 192, 182, 0.55); }
.version-chip__meta { color: var(--muted); letter-spacing: 0.02em; }

/* nav */
.site-nav {
  display: flex;
  align-items: center;
  margin-inline-start: auto;
}

.site-nav__head { display: none; }
.site-nav__cta { display: none; }

.nav-list {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-item { display: block; }

.nav-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  padding: 8px 12px;
  border-radius: 10px;
  color: var(--muted);
  font-family: var(--font-head);
  font-size: 0.9rem;
  font-weight: 600;
  letter-spacing: 0.01em;
  white-space: nowrap;
  transition: color 0.2s, background-color 0.2s;
}

.nav-link::before {
  content: "";
  position: absolute;
  inset-block-start: 50%;
  inset-inline-start: 2px;
  width: 2px;
  height: 0;
  border-radius: 2px;
  background: var(--cyan);
  transform: translateY(-50%);
  transition: height 0.25s var(--ease-out);
}

.nav-link:hover {
  color: var(--paper);
  background: rgba(46, 242, 200, 0.07);
}

.nav-link[aria-current="page"] {
  color: var(--cyan);
  background: rgba(46, 242, 200, 0.1);
}

.nav-link[aria-current="page"]::before { height: 58%; }

.header-cta { flex: 0 0 auto; }

/* toggle */
.nav-toggle {
  display: none;
  align-items: center;
  gap: 9px;
  min-height: 44px;
  margin-inline-start: auto;
  padding: 8px 14px;
  border: 1px solid var(--hair-strong);
  border-radius: 999px;
  background: rgba(46, 242, 200, 0.06);
  color: var(--paper);
  font-family: var(--font-head);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
}

.nav-toggle__bars {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  gap: 4px;
  width: 16px;
}

.nav-toggle__bars span {
  display: block;
  height: 2px;
  border-radius: 2px;
  background: var(--cyan);
  transition: transform 0.25s var(--ease-out), opacity 0.2s;
}

.nav-toggle__bars span:nth-child(2) { width: 70%; }

.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); }

/* ticker */
.news-ticker {
  pointer-events: auto;
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  width: min(100%, 1320px);
  margin: 8px auto 0;
  padding: 4px 14px;
  overflow: hidden;
  border: 1px solid var(--hair);
  border-radius: 999px;
  background: rgba(6, 26, 20, 0.86);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.news-ticker__label {
  flex: 0 0 auto;
  padding: 2px 8px;
  border-radius: 4px;
  background: var(--orange);
  color: #2a0f00;
  font-family: var(--font-head);
  font-size: 10px;
  font-weight: 800;
  letter-spacing: 0.18em;
}

.news-ticker__viewport {
  flex: 1 1 auto;
  overflow: hidden;
}

.news-ticker__track {
  display: inline-flex;
  align-items: center;
  gap: 18px;
  white-space: nowrap;
  animation: ticker-scroll 28s linear infinite;
}

.news-ticker:hover .news-ticker__track,
.news-ticker:focus-within .news-ticker__track { animation-play-state: paused; }

.news-ticker__item {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.03em;
}

.news-ticker__dot {
  flex: 0 0 auto;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--cyan);
}

@keyframes ticker-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

/* progress */
.scroll-progress {
  position: fixed;
  inset-block-start: 0;
  inset-inline: 0;
  z-index: 120;
  height: 3px;
  background: rgba(46, 242, 200, 0.12);
  pointer-events: none;
}

.scroll-progress__fill {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--cyan), var(--violet) 68%, var(--orange));
  transition: width 0.12s linear;
}

/* ============ footer ============ */
.site-footer {
  position: relative;
  margin-block-start: clamp(48px, 8vw, 96px);
  padding-block: clamp(40px, 6vw, 72px) 0;
  overflow: hidden;
  border-block-start: 1px solid var(--hair);
  color: var(--paper);
  background:
    radial-gradient(120% 90% at 10% 0%, rgba(108, 77, 255, 0.18), transparent 58%),
    radial-gradient(90% 70% at 92% 8%, rgba(107, 30, 58, 0.42), transparent 62%),
    linear-gradient(178deg, #08201a 0%, #061A14 42%, #0a1226 100%);
}

.site-footer::before {
  content: "";
  position: absolute;
  inset-block-start: 0;
  inset-inline-start: 0;
  width: min(46%, 420px);
  height: 3px;
  background: linear-gradient(90deg, var(--cyan), transparent);
}

.site-footer::after {
  content: "";
  position: absolute;
  inset-inline-end: -8%;
  inset-block-end: -30%;
  width: 58%;
  height: 70%;
  pointer-events: none;
  opacity: 0.35;
  background: linear-gradient(115deg, transparent 47%, rgba(46, 242, 200, 0.22) 47.4%, transparent 48%);
}

.footer-inner {
  position: relative;
  z-index: 1;
  width: min(calc(100% - 2 * var(--gutter)), var(--max));
  margin-inline: auto;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.45fr 0.85fr 0.85fr 1.25fr;
  gap: clamp(24px, 4vw, 48px);
  padding-block-end: clamp(28px, 4vw, 48px);
}

.footer-brand__name {
  font-family: var(--font-head);
  font-size: 1.25rem;
  font-weight: 800;
  font-style: italic;
  letter-spacing: -0.015em;
  line-height: 1.2;
}

.footer-brand__cn {
  margin-inline-start: 4px;
  color: var(--cyan);
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.72em;
  letter-spacing: 0.04em;
}

.footer-brand__tag {
  margin-block-start: 4px;
  color: var(--cyan);
  font-size: 11px;
  letter-spacing: 0.16em;
}

.footer-brand__desc {
  margin-block-start: 12px;
  max-width: 22em;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.75;
}

.footer-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-block-start: 16px;
}

.footer-col__title {
  margin-block-end: 14px;
  padding-block-end: 8px;
  border-block-end: 1px solid var(--hair);
  color: var(--paper);
  font-family: var(--font-head);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

.footer-links { display: grid; gap: 2px; }

.footer-link {
  display: inline-block;
  padding: 5px 0;
  color: var(--muted);
  font-size: 14px;
  font-family: var(--font-head);
  transition: color 0.2s, transform 0.2s var(--ease-out);
}

.footer-link::before {
  content: "";
  display: inline-block;
  width: 0;
  height: 1px;
  margin-inline-end: 0;
  vertical-align: middle;
  background: var(--cyan);
  transition: width 0.22s var(--ease-out), margin-inline-end 0.22s var(--ease-out);
}

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

.footer-link:hover::before {
  width: 12px;
  margin-inline-end: 8px;
}

.footer-contact { display: grid; gap: 9px; }

.footer-contact__row {
  display: grid;
  grid-template-columns: 4.4em 1fr;
  gap: 10px;
  align-items: baseline;
  font-size: 13.5px;
}

.footer-contact__k {
  color: rgba(168, 192, 182, 0.72);
  font-size: 11px;
  letter-spacing: 0.12em;
}

.footer-contact__v {
  color: var(--paper);
  line-height: 1.55;
  word-break: break-word;
}

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

.footer-note {
  margin-block-start: 14px;
  padding: 8px 12px;
  border-inline-start: 2px solid var(--orange);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  background: rgba(255, 138, 61, 0.08);
  color: var(--muted);
  font-size: 12.5px;
}

.footer-baseline {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding-block: 18px clamp(20px, 3vw, 28px);
  border-block-start: 1px solid var(--hair);
}

.footer-legal {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.02em;
}

.footer-legal-links {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 18px;
}

.footer-legal-links a {
  color: var(--muted);
  font-size: 12px;
  transition: color 0.2s;
}

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

/* ============ reveal protocol ============ */
.js-ready [data-reveal] {
  opacity: 0;
  transform: translateY(16px);
  transition:
    opacity 0.55s ease,
    transform 0.6s var(--ease-out);
  transition-delay: var(--reveal-delay, 0ms);
  will-change: opacity, transform;
}

.js-ready [data-reveal].is-revealed {
  opacity: 1;
  transform: none;
  will-change: auto;
}

/* ============ responsive ============ */
@media (max-width: 1100px) {
  .footer-grid { grid-template-columns: 1.3fr 1fr 1fr; }
  .footer-col--contact { grid-column: 1 / -1; }
  .grid--12 { grid-template-columns: repeat(6, minmax(0, 1fr)); }
}

@media (max-width: 900px) {
  html { scroll-padding-top: 120px; }

  .header-cta { display: none; }
  .nav-toggle { display: inline-flex; }

  .brand-mark__tag { display: none; }
  .version-chip__meta,
  .version-chip__sep { display: none; }

  .site-nav {
    position: fixed;
    inset-inline: 10px;
    inset-block-end: calc(10px + env(safe-area-inset-bottom, 0px));
    inset-block-start: auto;
    z-index: 95;
    display: flex;
    flex-direction: column;
    align-items: stretch;
    max-height: min(74vh, 560px);
    padding: 16px 14px 16px;
    overflow-y: auto;
    border: 1px solid var(--hair-strong);
    border-radius: 20px;
    background: linear-gradient(160deg, rgba(11, 42, 32, 0.98), rgba(19, 27, 63, 0.98));
    box-shadow: 0 -22px 64px -26px rgba(0, 0, 0, 0.95);
    opacity: 0;
    visibility: hidden;
    transform: translateY(calc(100% + 28px));
    transition:
      transform 0.32s var(--ease-out),
      opacity 0.28s ease,
      visibility 0.32s linear;
    margin-inline-start: 0;
  }

  .site-nav[data-open] {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .site-nav__head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 10px;
    margin-block-end: 10px;
    padding-block-end: 10px;
    border-block-end: 1px solid var(--hair);
  }

  .site-nav__title {
    font-family: var(--font-head);
    font-size: 11px;
    font-weight: 800;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--paper);
  }

  .site-nav__hint {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.1em;
    color: var(--muted);
  }

  .nav-list {
    flex-direction: column;
    align-items: stretch;
    gap: 3px;
  }

  .nav-link {
    padding: 12px 14px 12px 16px;
    border-inline-start: 2px solid transparent;
    border-radius: 12px;
    font-size: 1rem;
  }

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

  .nav-link[aria-current="page"] {
    border-inline-start-color: var(--cyan);
    background: rgba(46, 242, 200, 0.1);
  }

  .site-nav__cta {
    display: flex;
    margin-block-start: 14px;
  }
}

@media (max-width: 760px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .footer-col--contact { grid-column: 1 / -1; }
  .footer-baseline { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 600px) {
  .grid--12 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .news-ticker { padding: 4px 10px; gap: 8px; }
  .news-ticker__item { font-size: 11px; }
  .footer-grid { grid-template-columns: 1fr; gap: 26px; }
  .footer-contact__row { grid-template-columns: 1fr; gap: 1px; }
  .footer-contact__k { letter-spacing: 0.16em; }
}

/* ============ reduced motion ============ */
@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;
  }

  .news-ticker__track {
    animation: none;
    transform: none;
    flex-wrap: wrap;
    white-space: normal;
    gap: 8px 12px;
  }

  .js-ready [data-reveal] {
    opacity: 1;
    transform: none;
  }

  .btn--primary:hover { transform: none; }
  .scroll-progress__fill { transition: none; }
}