:root {
  --bg-deep: #0A0E27;
  --bg-card: #101735;
  --bg-surface: #1A2147;
  --gold: #E5B80B;
  --gold-bright: #F5CC2D;
  --purple: #7B2FF7;
  --cyan: #00D4FF;
  --text: #F5F7FA;
  --text-dim: #A0A8C0;
  --line: rgba(255, 255, 255, 0.15);
  --line-soft: rgba(255, 255, 255, 0.07);
  --font-head: 'Space Grotesk', 'Noto Sans SC', 'PingFang SC', sans-serif;
  --font-body: 'Inter', 'Noto Sans SC', 'PingFang SC', 'Microsoft YaHei', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Cascadia Mono', monospace;
  --container: 1180px;
  --header-h: 80px;
  --radius: 14px;
  --radius-sm: 8px;
  --shadow-card: 0 16px 40px rgba(0, 0, 0, 0.35);
  --shadow-float: 0 8px 24px rgba(0, 0, 0, 0.3);
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 0.5rem);
}

body {
  background: var(--bg-deep);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

@supports not (overflow-x: clip) {
  body {
    overflow-x: hidden;
  }
}

h1, h2, h3, h4 {
  font-family: var(--font-head);
  line-height: 1.2;
  color: var(--text);
  font-weight: 700;
}

h1 { font-size: clamp(2rem, 6vw, 4rem); }
h2 { font-size: clamp(1.6rem, 4vw, 2.4rem); }
h3 { font-size: clamp(1.15rem, 2.5vw, 1.6rem); }

p { margin-bottom: 1rem; }

a:not([class]) {
  color: var(--cyan);
  text-decoration: underline;
  text-underline-offset: 4px;
}

a:not([class]):hover {
  color: var(--gold);
}

strong, b {
  color: var(--text);
  font-weight: 650;
}

::selection {
  background: rgba(229, 184, 11, 0.3);
  color: var(--text);
}

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

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

.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2rem);
}

.section {
  padding-block: clamp(3rem, 7vw, 5.5rem);
}

.section--tight {
  padding-block: clamp(2rem, 4vw, 3rem);
}

.section--loose {
  padding-block: clamp(4rem, 9vw, 7rem);
}

.page-start {
  padding-top: calc(var(--header-h) + 2rem);
}

#main-content {
  scroll-margin-top: calc(var(--header-h) + 1rem);
  min-height: 60vh;
}

.grid {
  display: grid;
  gap: 1.5rem;
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 300px;
  gap: 2.5rem;
  align-items: start;
}

.btn {
  position: relative;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: 999px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  text-decoration: none;
  border: 1px solid transparent;
  cursor: pointer;
  user-select: none;
  white-space: nowrap;
  transition: all var(--transition);
}

.btn--gold {
  background: linear-gradient(135deg, var(--gold) 0%, #D4A807 100%);
  color: var(--bg-deep);
  box-shadow: 0 8px 24px rgba(229, 184, 11, 0.3);
}

.btn--gold:hover {
  background: linear-gradient(135deg, var(--gold-bright) 0%, var(--gold) 100%);
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(229, 184, 11, 0.4);
}

.btn--ghost {
  background: transparent;
  border-color: var(--line);
  color: var(--text);
}

.btn--ghost:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  transform: translateY(-2px);
}

.btn--cyan {
  background: transparent;
  border: none;
  color: var(--cyan);
  padding: 0.5rem 1rem;
}

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

.btn--lg {
  padding: 1.1rem 2.25rem;
  font-size: 1.05rem;
}

.btn__ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.35);
  transform: scale(0);
  animation: btn-ripple 0.8s ease-out forwards;
  pointer-events: none;
  z-index: 2;
}

@keyframes btn-ripple {
  to {
    transform: scale(1);
    opacity: 0;
  }
}

.tag {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.4rem 0.9rem;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  background: var(--bg-surface);
  border: 1px solid var(--line);
  line-height: 1;
}

.tag--gold {
  color: var(--gold);
  border-color: rgba(229, 184, 11, 0.4);
  background: rgba(229, 184, 11, 0.08);
}

.tag--purple {
  color: #B98AFF;
  border-color: rgba(123, 47, 247, 0.4);
  background: rgba(123, 47, 247, 0.12);
}

.tag--cyan {
  color: var(--cyan);
  border-color: rgba(0, 212, 255, 0.35);
  background: rgba(0, 212, 255, 0.08);
}

.card {
  position: relative;
  background: linear-gradient(160deg, var(--bg-surface), var(--bg-card));
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 1.75rem;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.card::after {
  content: "";
  position: absolute;
  inset: 8px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-sm);
  pointer-events: none;
}

.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
  border-color: rgba(229, 184, 11, 0.3);
}

.card__title {
  font-family: var(--font-head);
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.card__text {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.7;
}

.card__more {
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  margin-top: 1rem;
  color: var(--cyan);
  font-size: 0.85rem;
  font-weight: 600;
  text-decoration: none;
}

.card__more::after {
  content: "→";
  transition: transform 0.2s;
}

.card__more:hover::after {
  transform: translateX(4px);
}

.image-placeholder {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  background: linear-gradient(135deg, var(--bg-card) 0%, var(--bg-surface) 100%);
  border: 1px solid var(--line);
  color: var(--text-dim);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  overflow: hidden;
  isolation: isolate;
}

.image-placeholder::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(600px 240px at 80% 20%, rgba(123, 47, 247, 0.18), transparent),
    radial-gradient(400px 200px at 20% 80%, rgba(0, 212, 255, 0.1), transparent);
}

.image-placeholder::after {
  content: "";
  position: absolute;
  left: -20%;
  right: -20%;
  top: 40%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(229, 184, 11, 0.3), transparent);
  transform: rotate(-18deg);
}

.image-placeholder--tall {
  aspect-ratio: 4 / 3;
}

.image-placeholder__icon {
  font-size: 2rem;
  opacity: 0.25;
}

.breadcrumb {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.85rem;
  color: var(--text-dim);
  margin-bottom: 2rem;
}

.breadcrumb__link {
  color: var(--cyan);
  text-decoration: none;
}

.breadcrumb__link:hover {
  color: var(--text);
}

.breadcrumb__sep {
  color: var(--text-dim);
  opacity: 0.5;
  font-family: var(--font-mono);
}

.breadcrumb__current {
  color: var(--gold);
  font-weight: 500;
}

.section-head {
  margin-bottom: 2rem;
}

.section-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 0.75rem;
}

.section-eyebrow::before {
  content: "";
  width: 20px;
  height: 1px;
  background: var(--gold);
}

.section-title {
  font-family: var(--font-head);
  font-size: clamp(1.6rem, 4vw, 2.75rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.02em;
  margin-bottom: 0.75rem;
}

.section-desc {
  color: var(--text-dim);
  max-width: 70ch;
  line-height: 1.75;
}

.page-hero {
  position: relative;
  padding-top: calc(var(--header-h) + clamp(2.5rem, 7vw, 5rem));
  padding-bottom: clamp(2.5rem, 6vw, 5rem);
  overflow: hidden;
}

.page-hero::before {
  content: "";
  position: absolute;
  top: 0;
  right: 0;
  width: 60%;
  height: 100%;
  background: linear-gradient(225deg, rgba(123, 47, 247, 0.12) 0%, transparent 60%);
  pointer-events: none;
  z-index: -1;
}

.page-hero::after {
  content: "";
  position: absolute;
  width: 220px;
  height: 220px;
  top: 18%;
  right: 7%;
  border: 1px solid rgba(229, 184, 11, 0.25);
  border-radius: 50%;
  box-shadow: 0 0 0 20px rgba(229, 184, 11, 0.04), 0 0 0 40px rgba(229, 184, 11, 0.02);
  pointer-events: none;
  z-index: -1;
}

.page-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 1.5rem;
}

.page-hero__eyebrow::before {
  content: "";
  width: 28px;
  height: 2px;
  background: var(--gold);
}

.page-hero__title {
  font-family: var(--font-head);
  font-size: clamp(2.5rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: -0.03em;
  max-width: 12em;
}

.page-hero__lede {
  margin-top: 1.5rem;
  max-width: 58ch;
  color: var(--text-dim);
  font-size: clamp(1rem, 1.4vw, 1.15rem);
  line-height: 1.8;
}

.page-hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
}

.page-hero__meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.page-hero__meta span::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--cyan);
  border-radius: 50%;
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 0.75rem clamp(0.5rem, 2vw, 1.5rem) 0;
  pointer-events: none;
}

.site-header > * {
  pointer-events: auto;
}

.progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--gold), var(--purple) 50%, var(--cyan));
  transform-origin: 0 50%;
  transform: scaleX(0);
  z-index: 2000;
  pointer-events: none;
  box-shadow: 0 0 16px rgba(229, 184, 11, 0.4);
}

.skip-link {
  position: fixed;
  top: -52px;
  left: 1rem;
  z-index: 3000;
  display: inline-flex;
  align-items: center;
  padding: 0.75rem 1.5rem;
  background: var(--gold);
  color: var(--bg-deep);
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 999px;
  text-decoration: none;
  transition: top 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 8px 24px rgba(229, 184, 11, 0.35);
}

.skip-link:focus {
  top: 0.75rem;
}

.nav-capsule {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  max-width: var(--container);
  margin-inline: auto;
  padding: 0.5rem 0.5rem 0.5rem 0.75rem;
  background: rgba(13, 18, 46, 0.88);
  border: 1px solid var(--line);
  border-radius: 999px;
  box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  flex-shrink: 0;
}

.brand__mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, var(--gold) 0%, #C9A000 100%);
  border-radius: 50%;
  box-shadow: 0 6px 20px rgba(229, 184, 11, 0.35);
  color: var(--bg-deep);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: -0.02em;
  position: relative;
}

.brand__mark::after {
  content: "";
  position: absolute;
  top: 8px;
  right: 7px;
  width: 6px;
  height: 6px;
  background: var(--cyan);
  border-radius: 50%;
  border: 1px solid rgba(10, 14, 39, 0.4);
}

.brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand__name {
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--text);
  letter-spacing: 0.03em;
}

.brand__tagline {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-capsule__nav {
  display: flex;
  flex: 1;
  justify-content: center;
  align-items: center;
}

.nav-capsule__menu {
  display: flex;
  align-items: center;
  gap: 0.15rem;
  list-style: none;
}

.nav-capsule__link {
  display: block;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  color: var(--text-dim);
  font-size: 0.88rem;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.2s, background 0.2s;
}

.nav-capsule__link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-capsule__link[aria-current="page"] {
  color: var(--bg-deep);
  background: var(--gold);
  font-weight: 650;
  box-shadow: 0 4px 16px rgba(229, 184, 11, 0.3);
}

.nav-capsule__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1.25rem;
  border-radius: 999px;
  background: transparent;
  border: 1px solid rgba(0, 212, 255, 0.4);
  color: var(--text);
  font-size: 0.88rem;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  transition: all 0.2s;
  flex-shrink: 0;
}

.nav-capsule__cta:hover {
  border-color: var(--cyan);
  color: var(--cyan);
  box-shadow: 0 4px 20px rgba(0, 212, 255, 0.2);
}

.nav-capsule__cta-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 10px rgba(0, 212, 255, 0.8);
}

.nav-toggle {
  display: none;
  align-items: center;
  gap: 0.5rem;
  margin-left: auto;
  padding: 0.45rem 1rem;
  background: transparent;
  border: 1px solid var(--line);
  border-radius: 999px;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.8rem;
  cursor: pointer;
}

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

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}

.nav-toggle__text {
  font-size: 0.78rem;
  color: var(--text-dim);
}

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

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

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

.note {
  position: relative;
  padding: 1.25rem 1.5rem;
  background: linear-gradient(90deg, var(--bg-surface), var(--bg-card));
  border: 1px solid var(--line);
  border-left: 3px solid var(--purple);
  border-radius: 10px;
  margin: 1.5rem 0;
  color: var(--text-dim);
  line-height: 1.7;
}

.note--gold {
  border-left-color: var(--gold);
}

.panel {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 12px;
  margin-bottom: 1rem;
  overflow: hidden;
}

.panel__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 1.25rem;
  background: transparent;
  border: none;
  color: var(--text);
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  text-align: left;
}

.panel__trigger::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.25rem;
  color: var(--gold);
  transition: transform 0.3s ease;
  flex-shrink: 0;
}

.panel__trigger[aria-expanded="true"]::after {
  transform: rotate(45deg);
}

.panel__content {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.panel[data-open] .panel__content {
  max-height: 1500px;
}

.panel__body {
  padding: 0 1.25rem 1.25rem;
  color: var(--text-dim);
  line-height: 1.75;
}

.steps {
  list-style: none;
  counter-reset: step;
  display: grid;
  gap: 1rem;
}

.step {
  counter-increment: step;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 1rem;
  padding: 1.25rem;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 14px;
}

.step__mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gold);
  color: var(--bg-deep);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 0.9rem;
}

.step__mark::before {
  content: counter(step, decimal-leading-zero);
}

.step__title {
  font-family: var(--font-head);
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.step__text {
  color: var(--text-dim);
  line-height: 1.7;
}

.stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1rem;
  margin: 2rem 0;
}

.stat {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.25rem;
  text-align: center;
}

.stat__value {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--gold);
}

.stat__label {
  font-size: 0.8rem;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.toc {
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 1.5rem;
}

.toc__title {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-head);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--gold);
}

.toc__title::before {
  content: "";
  width: 6px;
  height: 6px;
  background: var(--gold);
  transform: rotate(45deg);
}

.toc__list {
  list-style: none;
  display: grid;
  gap: 0.5rem;
}

.toc__link {
  color: var(--text-dim);
  text-decoration: none;
  transition: color 0.2s;
}

.toc__link::before {
  content: "› ";
  color: var(--cyan);
}

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

.cta-strip {
  position: relative;
  overflow: hidden;
  background: linear-gradient(120deg, var(--gold-bright), var(--gold) 60%, #C9A000);
  border-radius: 20px;
  padding: clamp(2rem, 5vw, 3.5rem);
  margin: 3rem 0;
  color: var(--bg-deep);
}

.cta-strip__title {
  font-family: var(--font-head);
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.cta-strip__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.site-footer {
  position: relative;
  margin-top: clamp(4rem, 8vw, 7rem);
  background: linear-gradient(180deg, var(--bg-deep) 0%, #070A1A 100%);
  border-top: 1px solid var(--line);
  overflow: hidden;
}

.site-footer::before {
  content: "AYX";
  position: absolute;
  right: -0.05em;
  bottom: -0.3em;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: clamp(6rem, 16vw, 15rem);
  line-height: 1;
  color: rgba(255, 255, 255, 0.025);
  pointer-events: none;
  letter-spacing: -0.04em;
  z-index: 0;
}

.footer-index {
  position: relative;
  z-index: 1;
  max-width: var(--container);
  margin-inline: auto;
  padding: clamp(3rem, 6vw, 4.5rem) clamp(1rem, 4vw, 2rem) 2rem;
}

.footer-index__grid {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr 0.8fr 1.1fr;
  gap: clamp(2rem, 5vw, 3.5rem);
}

.footer-block__heading {
  font-family: var(--font-head);
  font-size: 0.95rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--gold);
  margin-bottom: 1rem;
  padding-bottom: 0.6rem;
  border-bottom: 1px solid var(--line-soft);
}

.footer-block__list {
  list-style: none;
  display: grid;
  gap: 0.45rem;
}

.footer-block__list a {
  color: var(--text-dim);
  text-decoration: none;
  font-size: 0.92rem;
  transition: color 0.2s, padding-left 0.2s;
}

.footer-block__list a:hover {
  color: var(--cyan);
  padding-left: 4px;
}

.footer-block__contact {
  gap: 0.6rem;
}

.footer-block__contact li {
  display: grid;
  gap: 0.15rem;
}

.footer-contact__label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.68rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.footer-contact__value {
  color: var(--text);
  font-size: 0.9rem;
  line-height: 1.5;
  overflow-wrap: anywhere;
}

.footer-block--brand {
  display: block;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  margin-bottom: 1rem;
}

.footer-brand__mark {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--gold), #C9A000);
  color: var(--bg-deep);
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 6px 24px rgba(229, 184, 11, 0.3);
}

.footer-brand__text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.footer-brand__name {
  display: block;
  font-family: var(--font-head);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--text);
}

.footer-brand__tagline {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

.footer-block__statement {
  color: var(--text-dim);
  font-size: 0.9rem;
  line-height: 1.8;
  max-width: 40ch;
  margin: 0;
}

.footer-block__update {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.footer-block__update-text {
  letter-spacing: 0.06em;
}

.update-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--gold);
  box-shadow: 0 0 12px rgba(229, 184, 11, 0.6);
  animation: dot-pulse 2.4s ease-in-out infinite;
}

@keyframes dot-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.45; transform: scale(0.85); }
}

.footer-bottom {
  position: relative;
  z-index: 1;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line-soft);
  margin-top: clamp(2rem, 4vw, 3rem);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--text-dim);
}

.footer-bottom__copy {
  margin: 0;
}

.footer-bottom__icp {
  letter-spacing: 0.05em;
  margin: 0;
}

.js [data-reveal] {
  opacity: 0;
  transform: translateY(28px);
  transition:
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.js [data-reveal].is-revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 920px) {
  .grid--4 {
    grid-template-columns: repeat(2, 1fr);
  }

  .split {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

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

  .nav-capsule__nav {
    flex: initial;
    position: absolute;
    top: calc(100% + 0.75rem);
    left: 0;
    right: 0;
  }

  .nav-capsule__menu {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0.35rem;
    padding: 0.75rem;
    background: rgba(13, 18, 46, 0.98);
    border: 1px solid var(--line);
    border-radius: 20px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
  }

  .nav-capsule__menu[data-open] {
    display: flex;
  }

  .nav-capsule__item {
    width: 100%;
  }

  .nav-capsule__link {
    padding: 0.7rem 1rem;
    border-radius: 12px;
    font-size: 0.95rem;
  }

  .nav-capsule__cta {
    display: none;
  }

  .brand__tagline {
    display: none;
  }

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

  .footer-block--brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 640px) {
  .grid--2,
  .grid--3,
  .grid--4 {
    grid-template-columns: 1fr;
  }

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

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

@media (max-width: 480px) {
  html {
    font-size: 15px;
  }

  .nav-capsule {
    padding: 0.45rem;
  }

  .brand__name {
    font-size: 0.95rem;
  }

  .brand__mark {
    width: 38px;
    height: 38px;
    font-size: 0.75rem;
  }

  .nav-toggle__text {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  html {
    scroll-behavior: auto;
  }

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

  .update-dot {
    animation: none;
    opacity: 1;
  }
}