/* CalkTalk — landing design system */

:root {
  --bg: #0a0c0f;
  --bg-elevated: #111418;
  --bg-card: #161a20;
  --bg-card-hover: #1c2129;
  --surface-light: #f2f2f7;
  --surface-white: #ffffff;
  --text: #f4f6f8;
  --text-muted: #8b939e;
  --text-dim: #5c6570;
  --accent: #00d9a5;
  --accent-dim: rgba(0, 217, 165, 0.14);
  --accent-glow: rgba(0, 217, 165, 0.35);
  --violet: #6b5ce7;
  --border: rgba(255, 255, 255, 0.08);
  --border-strong: rgba(255, 255, 255, 0.14);
  --radius-sm: 10px;
  --radius: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow: 0 24px 64px rgba(0, 0, 0, 0.45);
  --shadow-soft: 0 8px 32px rgba(0, 0, 0, 0.25);
  --font-display: "Syne", system-ui, sans-serif;
  --font-body: "DM Sans", system-ui, sans-serif;
  --max: 1140px;
  --header-h: 72px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

body.nav-open {
  overflow: hidden;
}

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

a {
  color: var(--accent);
  text-decoration: none;
  transition: color 0.2s var(--ease);
}

a:hover {
  color: #4ae8bb;
}

.container {
  width: min(var(--max), calc(100% - 40px));
  margin: 0 auto;
}

/* Background */

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse 80% 50% at 50% -10%, rgba(0, 217, 165, 0.12), transparent),
    radial-gradient(ellipse 50% 40% at 100% 20%, rgba(107, 92, 231, 0.08), transparent),
    var(--bg);
  pointer-events: none;
}

.page-bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.4;
}

/* Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--header-h);
  border-bottom: 1px solid transparent;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease), backdrop-filter 0.3s;
}

.site-header.is-scrolled {
  background: rgba(10, 12, 15, 0.82);
  backdrop-filter: blur(16px);
  border-bottom-color: var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: 20px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--text);
  text-decoration: none;
}

.brand:hover {
  color: var(--text);
  text-decoration: none;
}

.brand img {
  border-radius: 9px;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-links a {
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  text-decoration: none;
  transition: color 0.2s, background 0.2s;
}

.nav-links a:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
  text-decoration: none;
}

.nav-cta {
  margin-left: 8px;
  background: var(--accent-dim) !important;
  color: var(--accent) !important;
  border: 1px solid rgba(0, 217, 165, 0.25);
}

.nav-cta:hover {
  background: rgba(0, 217, 165, 0.22) !important;
  color: var(--accent) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 6px;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  cursor: pointer;
}

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

body.nav-open .nav-toggle span:first-child {
  transform: translateY(4px) rotate(45deg);
}

body.nav-open .nav-toggle span:last-child {
  transform: translateY(-4px) rotate(-45deg);
}

/* Typography */

h1,
h2,
h3,
h4 {
  font-family: var(--font-display);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

.text-gradient {
  background: linear-gradient(135deg, var(--accent) 0%, #7af0d4 50%, var(--violet) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.label {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.label-glow {
  padding: 6px 12px;
  border-radius: 999px;
  background: var(--accent-dim);
  border: 1px solid rgba(0, 217, 165, 0.2);
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 22px;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.2s var(--ease), box-shadow 0.2s, background 0.2s;
}

.btn:hover {
  text-decoration: none;
  transform: translateY(-2px);
}

.btn-primary {
  background: var(--accent);
  color: #041510;
  box-shadow: 0 8px 32px var(--accent-glow);
}

.btn-primary:hover {
  color: #041510;
  box-shadow: 0 12px 40px var(--accent-glow);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-ghost:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.1);
}

.btn-lg {
  padding: 16px 28px;
  font-size: 1rem;
  white-space: nowrap;
}

/* Hero */

.hero {
  padding: clamp(48px, 8vw, 96px) 0 clamp(40px, 6vw, 72px);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(32px, 5vw, 64px);
  align-items: center;
}

.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 24px;
}

.pill {
  padding: 6px 12px;
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
}

.pill-accent {
  color: var(--accent);
  background: var(--accent-dim);
  border-color: rgba(0, 217, 165, 0.2);
}

.hero h1 {
  font-size: clamp(2.4rem, 5.5vw, 3.75rem);
  margin: 0 0 20px;
  max-width: 12ch;
}

.lead {
  font-size: 1.1rem;
  color: var(--text-muted);
  max-width: 48ch;
  margin: 0 0 32px;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 40px;
}

.hero-stats {
  display: flex;
  gap: clamp(24px, 4vw, 48px);
  margin: 0;
  padding-top: 32px;
  border-top: 1px solid var(--border);
}

.hero-stats div {
  margin: 0;
}

.hero-stats dt {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--accent);
  margin: 0 0 2px;
}

.hero-stats dd {
  margin: 0;
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Phone mockup */

.hero-visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 420px;
}

.glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
}

.glow-teal {
  width: 280px;
  height: 280px;
  background: rgba(0, 217, 165, 0.25);
  top: 10%;
  right: 10%;
}

.glow-violet {
  width: 200px;
  height: 200px;
  background: rgba(107, 92, 231, 0.2);
  bottom: 15%;
  left: 5%;
}

.phone {
  position: relative;
  width: min(280px, 85vw);
  padding: 12px;
  border-radius: 36px;
  background: linear-gradient(145deg, #2a2f38 0%, #1a1d24 100%);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
  transform: perspective(800px) rotateY(-8deg) rotateX(4deg);
  transition: transform 0.5s var(--ease);
}

.phone:hover {
  transform: perspective(800px) rotateY(-4deg) rotateX(2deg);
}

.phone-notch {
  width: 80px;
  height: 6px;
  margin: 0 auto 10px;
  border-radius: 999px;
  background: #0a0c0f;
}

.phone-screen {
  background: #f2f2f7;
  border-radius: 24px;
  padding: 16px;
  color: #1c1c1e;
  overflow: hidden;
}

.calc-top {
  display: flex;
  justify-content: space-between;
  font-size: 0.65rem;
  font-weight: 600;
  color: #8e8e93;
  margin-bottom: 12px;
}

.calc-display {
  text-align: right;
  margin-bottom: 16px;
  min-height: 64px;
}

.calc-expression {
  display: block;
  font-size: 0.7rem;
  color: #8e8e93;
  margin-bottom: 4px;
}

.calc-value {
  font-size: 2rem;
  font-weight: 600;
  letter-spacing: 0.15em;
}

.calc-keys {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 6px;
}

.calc-keys span {
  display: grid;
  place-items: center;
  height: 36px;
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 500;
  background: #d1d1d6;
}

.calc-keys .op {
  background: #00d9a5;
  color: #1c1c1e;
  font-weight: 600;
}

.calc-keys .wide {
  grid-column: span 2;
  border-radius: 18px;
}

.calc-keys .equals-hold {
  position: relative;
  box-shadow: 0 0 0 3px rgba(0, 217, 165, 0.4);
  animation: pulse-ring 2s ease infinite;
}

@keyframes pulse-ring {
  0%,
  100% {
    box-shadow: 0 0 0 3px rgba(0, 217, 165, 0.4);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(0, 217, 165, 0.15);
  }
}

.calc-hint {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 0.68rem;
  font-weight: 600;
  color: #3a3a3c;
  background: rgba(0, 217, 165, 0.15);
}

.calc-hint .pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #00d9a5;
  animation: blink 1.5s ease infinite;
}

@keyframes blink {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.3;
  }
}

.phone-secret {
  position: absolute;
  right: -24px;
  bottom: 48px;
  width: 140px;
  padding: 14px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow-soft);
  transform: rotate(6deg);
}

.secret-badge {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: 10px;
}

.secret-lines span {
  display: block;
  height: 6px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 6px;
}

.secret-lines .short {
  width: 60%;
}

/* Sections */

.section {
  padding: clamp(56px, 8vw, 96px) 0;
}

.section-tight {
  padding: clamp(32px, 5vw, 56px) 0;
}

.section-alt {
  background: rgba(255, 255, 255, 0.02);
  border-block: 1px solid var(--border);
}

.section-head {
  text-align: center;
  max-width: 640px;
  margin: 0 auto clamp(40px, 6vw, 56px);
}

.section-head h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  margin: 0 0 12px;
}

.section-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

/* Privacy banner */

.privacy-banner {
  padding: clamp(32px, 5vw, 48px);
  border-radius: var(--radius-xl);
  background: linear-gradient(160deg, rgba(0, 217, 165, 0.08) 0%, rgba(107, 92, 231, 0.06) 100%);
  border: 1px solid rgba(0, 217, 165, 0.15);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.06);
}

.privacy-banner-head {
  max-width: 720px;
  margin-bottom: 32px;
}

.privacy-banner-head h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  margin: 0 0 12px;
  max-width: 22ch;
}

.privacy-banner-head p {
  margin: 0;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.privacy-points {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}

.glass-card {
  padding: 24px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
  transition: background 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}

.glass-card:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(0, 217, 165, 0.2);
  transform: translateY(-3px);
}

.glass-card h3 {
  font-size: 1.05rem;
  margin: 16px 0 8px;
}

.glass-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.card-icon {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: var(--accent-dim);
  color: var(--accent);
}

.card-icon svg {
  width: 22px;
  height: 22px;
}

.card-icon-lg {
  width: 52px;
  height: 52px;
}

.card-icon-lg svg {
  width: 26px;
  height: 26px;
}

/* Timeline */

.timeline {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.timeline::before {
  content: "";
  position: absolute;
  top: 20px;
  left: 12%;
  right: 12%;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--violet));
  opacity: 0.35;
}

.timeline-item {
  position: relative;
  padding: 0 12px;
  text-align: center;
}

.timeline-marker {
  width: 40px;
  height: 40px;
  margin: 0 auto 20px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 0.95rem;
  color: var(--bg);
  background: var(--accent);
  box-shadow: 0 0 24px var(--accent-glow);
  position: relative;
  z-index: 1;
}

.timeline-body h3 {
  font-size: 1rem;
  margin: 0 0 8px;
}

.timeline-body p {
  margin: 0;
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* Split cards */

.split-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.split-card {
  padding: clamp(28px, 4vw, 40px);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
}

.split-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.split-public {
  background: var(--surface-light);
  color: #1c1c1e;
}

.split-public .split-tag {
  color: #636366;
}

.split-public ul {
  color: #48484a;
}

.split-secret {
  background: linear-gradient(145deg, #1a2228 0%, #0f1419 100%);
  border-color: rgba(0, 217, 165, 0.2);
  box-shadow: inset 0 1px 0 rgba(0, 217, 165, 0.1);
}

.split-secret .split-tag {
  color: var(--accent);
}

.split-card h3 {
  font-size: 1.35rem;
  margin: 0 0 16px;
}

.split-card ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.split-card li {
  position: relative;
  padding: 10px 0 10px 24px;
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
}

.split-secret li {
  border-bottom-color: var(--border);
  color: var(--text-muted);
}

.split-card li:last-child {
  border-bottom: none;
}

.split-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #c7c7cc;
}

.split-secret li::before {
  background: var(--accent);
}

/* Bento grid */

.bento {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: auto auto;
  gap: 16px;
}

.bento-card {
  padding: 28px;
  border-radius: var(--radius-lg);
  background: var(--bg-card);
  border: 1px solid var(--border);
  transition: background 0.25s, border-color 0.25s, transform 0.25s var(--ease);
}

.bento-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(0, 217, 165, 0.18);
  transform: translateY(-2px);
}

.bento-large {
  grid-column: span 2;
  grid-row: span 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 280px;
  background: linear-gradient(160deg, rgba(0, 217, 165, 0.1) 0%, var(--bg-card) 55%);
}

.bento-card h3 {
  font-size: 1.1rem;
  margin: 16px 0 8px;
}

.bento-card p {
  margin: 0;
  font-size: 0.92rem;
  color: var(--text-muted);
}

/* CTA banner */

.cta-banner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
  padding: clamp(32px, 5vw, 48px);
  border-radius: var(--radius-xl);
  background: linear-gradient(135deg, #0f1612 0%, #121820 50%, #16122a 100%);
  border: 1px solid var(--border-strong);
  box-shadow: var(--shadow);
}

.cta-banner h2 {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin: 0 0 10px;
}

.cta-banner p {
  margin: 0 0 20px;
  color: var(--text-muted);
  max-width: 52ch;
}

.store-badges {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.cta-banner-actions {
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: 12px;
  flex-shrink: 0;
}

.cta-banner-actions .btn {
  text-align: center;
  justify-content: center;
}

.store-badge {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
}

/* Footer */

.site-footer {
  padding: 56px 0 40px;
  border-top: 1px solid var(--border);
  margin-top: 24px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
}

.footer-brand p {
  margin: 12px 0 0;
  font-size: 0.92rem;
  color: var(--text-muted);
  max-width: 28ch;
}

.footer-copy {
  margin-top: 24px !important;
  font-size: 0.85rem !important;
  color: var(--text-dim) !important;
}

.footer-col h4 {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin: 0 0 16px;
}

.footer-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
}

.footer-col a:hover {
  color: var(--text);
  text-decoration: none;
}

/* Legal / privacy page */

body.legal-body {
  background: var(--bg);
}

.legal-page {
  padding: clamp(40px, 6vw, 72px) 0;
}

.legal-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: clamp(28px, 5vw, 56px);
  box-shadow: var(--shadow-soft);
}

.legal-card h1 {
  font-size: clamp(1.8rem, 4vw, 2.4rem);
  margin: 0 0 8px;
}

.legal-meta {
  color: var(--text-muted);
  margin-bottom: 32px;
  font-size: 0.92rem;
}

.legal-card h2 {
  margin-top: 36px;
  margin-bottom: 12px;
  font-size: 1.2rem;
}

.legal-card p,
.legal-card li {
  color: var(--text-muted);
}

.legal-card ul {
  padding-left: 1.2rem;
}

.legal-card strong {
  color: var(--text);
}

.lang-switch {
  display: inline-flex;
  gap: 4px;
  margin-bottom: 28px;
  padding: 4px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border);
}

.lang-switch button {
  padding: 8px 16px;
  border-radius: 8px;
  border: none;
  background: transparent;
  color: var(--text-muted);
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.85rem;
  cursor: pointer;
  transition: background 0.2s, color 0.2s;
}

.lang-switch button.active {
  background: var(--accent);
  color: #041510;
}

.lang-switch button:hover:not(.active) {
  color: var(--text);
}

.nav-lang {
  margin-bottom: 0;
  margin-left: 8px;
  padding: 3px;
}

.nav-lang button {
  padding: 6px 10px;
  font-size: 0.78rem;
}

.legal-locale {
  display: none;
}

.legal-locale.is-active {
  display: block;
}

.legal-locale[hidden] {
  display: none !important;
}

/* Responsive */

@media (max-width: 960px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero h1 {
    max-width: none;
    margin-inline: auto;
  }

  .lead,
  .privacy-banner-head h2 {
    margin-inline: auto;
  }

  .pill-row,
  .cta-row {
    justify-content: center;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
    min-height: 360px;
  }

  .phone {
    transform: none;
  }

  .phone:hover {
    transform: none;
  }

  .phone-secret {
    right: 0;
    bottom: 24px;
  }

  .timeline {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .timeline::before {
    display: none;
  }

  .timeline-item {
    text-align: left;
    display: grid;
    grid-template-columns: 40px 1fr;
    gap: 16px;
    align-items: start;
    padding: 0;
  }

  .timeline-marker {
    margin: 0;
  }

  .privacy-points,
  .split-cards,
  .bento,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .bento-large {
    grid-column: span 1;
    grid-row: span 1;
    min-height: auto;
  }

  .cta-banner {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 720px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    inset: var(--header-h) 0 0 0;
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 4px;
    background: rgba(10, 12, 15, 0.97);
    backdrop-filter: blur(20px);
    border-top: 1px solid var(--border);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.25s, visibility 0.25s, transform 0.25s var(--ease);
  }

  body.nav-open .nav-links {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }

  .nav-links a {
    padding: 14px 16px;
    font-size: 1rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 8px;
    text-align: center;
  }

  .nav-lang {
    margin-left: 0;
    margin-top: 12px;
    align-self: flex-start;
  }
}

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

  html {
    scroll-behavior: auto;
  }
}