/* ==========================================================================
   Er Pang Chinese Restaurant — design tokens + components
   ========================================================================== */

:root {
  --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
  --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
  --text-base: clamp(1rem, 0.95rem + 0.25vw, 1.125rem);
  --text-lg: clamp(1.125rem, 1rem + 0.75vw, 1.5rem);
  --text-xl: clamp(1.5rem, 1.2rem + 1.25vw, 2.25rem);
  --text-2xl: clamp(2rem, 1.2rem + 2.5vw, 3.5rem);
  --text-3xl: clamp(2.5rem, 1rem + 4vw, 5rem);
  --text-hero: clamp(2.75rem, 1rem + 6vw, 6.5rem);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  --radius-sm: 0.375rem;
  --radius-md: 0.625rem;
  --radius-lg: 1rem;
  --radius-xl: 1.5rem;
  --radius-full: 9999px;

  --transition-interactive: 200ms cubic-bezier(0.16, 1, 0.3, 1);
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);

  --content-narrow: 640px;
  --content-default: 980px;
  --content-wide: 1240px;
  --content-full: 100%;

  --font-display: 'Fraunces', 'Iowan Old Style', Georgia, serif;
  --font-body: 'General Sans', 'Inter', sans-serif;
}

/* -------------------------- Light (default) -------------------------- */
:root,
[data-theme='light'] {
  --color-bg: #faf5ec;
  --color-surface: #ffffff;
  --color-surface-2: #fffdf9;
  --color-surface-offset: #f3e8d8;
  --color-surface-offset-2: #ecdcc4;
  --color-surface-dynamic: #e8d7ba;
  --color-divider: #e4d3b8;
  --color-border: #d8c3a0;

  --color-text: #241a16;
  --color-text-muted: #6e5b4c;
  --color-text-faint: #b3a08c;
  --color-text-inverse: #fbf3e6;

  --color-primary: #9a2b2e;
  --color-primary-hover: #7c2124;
  --color-primary-active: #5e191b;
  --color-primary-highlight: #f0d6d2;

  --color-gold: #b9862f;
  --color-gold-hover: #9c6f24;
  --color-gold-active: #7c591d;
  --color-gold-highlight: #f1e3c4;

  --color-success: #43703a;
  --color-success-highlight: #d8e3d0;
  --color-error: #a12c2c;
  --color-error-highlight: #e6cccb;

  --shadow-sm: 0 1px 2px oklch(0.2 0.03 40 / 0.08);
  --shadow-md: 0 6px 20px oklch(0.2 0.03 40 / 0.12);
  --shadow-lg: 0 16px 44px oklch(0.2 0.03 40 / 0.18);
}

/* ------------------------------- Dark --------------------------------- */
[data-theme='dark'] {
  --color-bg: #191210;
  --color-surface: #201714;
  --color-surface-2: #251b17;
  --color-surface-offset: #2b1f1a;
  --color-surface-offset-2: #33251f;
  --color-surface-dynamic: #3a2a22;
  --color-divider: #3a2b23;
  --color-border: #48372c;

  --color-text: #f1e4d3;
  --color-text-muted: #baa590;
  --color-text-faint: #7d6a58;
  --color-text-inverse: #241a16;

  --color-primary: #e07177;
  --color-primary-hover: #e88d92;
  --color-primary-active: #f0a9ac;
  --color-primary-highlight: #402326;

  --color-gold: #e3b04e;
  --color-gold-hover: #ecc271;
  --color-gold-active: #f2d295;
  --color-gold-highlight: #3d3121;

  --color-success: #7fae6f;
  --color-success-highlight: #26331f;
  --color-error: #e2807d;
  --color-error-highlight: #402223;

  --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.35);
  --shadow-md: 0 6px 20px oklch(0 0 0 / 0.4);
  --shadow-lg: 0 20px 50px oklch(0 0 0 / 0.55);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg: #191210;
    --color-surface: #201714;
    --color-surface-2: #251b17;
    --color-surface-offset: #2b1f1a;
    --color-surface-offset-2: #33251f;
    --color-surface-dynamic: #3a2a22;
    --color-divider: #3a2b23;
    --color-border: #48372c;
    --color-text: #f1e4d3;
    --color-text-muted: #baa590;
    --color-text-faint: #7d6a58;
    --color-text-inverse: #241a16;
    --color-primary: #e07177;
    --color-primary-hover: #e88d92;
    --color-primary-active: #f0a9ac;
    --color-primary-highlight: #402326;
    --color-gold: #e3b04e;
    --color-gold-hover: #ecc271;
    --color-gold-active: #f2d295;
    --color-gold-highlight: #3d3121;
    --shadow-sm: 0 1px 2px oklch(0 0 0 / 0.35);
    --shadow-md: 0 6px 20px oklch(0 0 0 / 0.4);
    --shadow-lg: 0 20px 50px oklch(0 0 0 / 0.55);
  }
}

/* ============================== Layout ================================ */
:root { --gutter: clamp(1.5rem, 6vw, 4rem); }
.wrap {
  width: min(100% - 2 * var(--gutter), var(--content-wide));
  margin-inline: auto;
}
.wrap--narrow {
  width: min(100% - 2 * var(--gutter), var(--content-narrow));
  margin-inline: auto;
}
.wrap--default {
  width: min(100% - 2 * var(--gutter), var(--content-default));
  margin-inline: auto;
}

section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-32));
}
section.tight {
  padding-block: clamp(var(--space-10), 5vw, var(--space-16));
}

/* ============================== Type =================================== */
body {
  font-family: var(--font-body);
  font-weight: 400;
}
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
}
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1.5px;
  background: currentColor;
  display: inline-block;
}
h1.hero-title {
  font-size: var(--text-hero);
  line-height: 1.02;
  letter-spacing: -0.01em;
}
h2.section-title {
  font-size: var(--text-2xl);
  letter-spacing: -0.01em;
  margin-block: var(--space-3) var(--space-4);
}
h3.card-title {
  font-size: var(--text-lg);
  font-weight: 600;
}
p.lede {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 60ch;
  font-family: var(--font-body);
  font-weight: 400;
}
p, .body-text {
  color: var(--color-text-muted);
  max-width: 62ch;
}

/* ============================== Header ================================= */
.header {
  position: sticky;
  top: 0;
  z-index: 60;
  background: oklch(from var(--color-bg) l c h / 0.86);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition:
    transform 0.35s var(--ease-out),
    box-shadow 0.35s var(--ease-out);
}
.header--hidden {
  transform: translateY(-100%);
}
.header--scrolled {
  box-shadow: var(--shadow-sm);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: var(--space-4);
  gap: var(--space-4);
}
.brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text);
}
.brand svg {
  width: 40px;
  height: 40px;
  color: var(--color-primary);
  flex-shrink: 0;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.15;
}
.brand-text strong { white-space: nowrap;
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 600;
}
.brand-text span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.06em;
}
.nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}
.nav-links {
  display: flex;
  gap: var(--space-6);
  list-style: none;
}
.nav-links a {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-text);
  text-decoration: none;
  position: relative;
  padding-block: var(--space-1);
}
.nav-links a::after {
  content: '';
  position: absolute;
  left: 0; right: 100%;
  bottom: -2px;
  height: 1.5px;
  background: var(--color-primary);
  transition: right var(--transition-interactive);
}
.nav-links a:hover::after,
.nav-links a[aria-current='page']::after {
  right: 0;
}
.nav-links a[aria-current='page'] {
  color: var(--color-primary);
}
.header-actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}
.icon-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-surface);
}
.icon-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.icon-btn svg { width: 18px; height: 18px; }

.nav-toggle {
  display: none;
}

/* ============================== Buttons ================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: 1px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-hover); }
.btn-primary:active { background: var(--color-primary-active); }
.btn-outline {
  background: transparent;
  border-color: var(--color-border);
  color: var(--color-text);
}
.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}
.btn-gold {
  background: var(--color-gold);
  color: #241a16;
}
.btn-gold:hover { background: var(--color-gold-hover); }
.btn-lg { padding: var(--space-4) var(--space-8); font-size: var(--text-base); }
.btn svg { width: 16px; height: 16px; }

/* ============================== Hero ==================================== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  color: #fbf3e6;
}
.hero-media {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
}
.hero-scrim {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, oklch(0.1 0.02 40 / 0.15) 0%, oklch(0.08 0.02 40 / 0.55) 55%, oklch(0.06 0.02 40 / 0.92) 100%);
}
.hero-content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-24) var(--space-16);
}
.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3) var(--space-6);
  margin-top: var(--space-6);
  font-size: var(--text-sm);
  color: oklch(0.95 0.02 60 / 0.92);
}
.hero-meta span {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}
.hero-meta svg { width: 16px; height: 16px; color: var(--color-gold); }
.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-8);
}
.hero-eyebrow {
  color: var(--color-gold);
}
.hero-eyebrow::before { background: var(--color-gold); }

/* ============================== Cards =================================== */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}
.grid {
  display: grid;
  gap: var(--space-6);
}
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
}

.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-10);
}
.stat b {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-primary);
  line-height: 1;
}
.stat span {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ============================== Image frames ============================ */
.frame {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: var(--color-surface-offset);
}
.frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-out);
}
.frame:hover img { transform: scale(1.045); }
.ratio-4-3 { aspect-ratio: 4 / 3; }
.ratio-3-4 { aspect-ratio: 3 / 4; }
.ratio-16-9 { aspect-ratio: 16 / 9; }
.ratio-1-1 { aspect-ratio: 1 / 1; }

/* ============================== Split section ============================ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}
.split.reverse .split-media { order: 2; }
@media (max-width: 860px) {
  .split { grid-template-columns: 1fr; gap: var(--space-10); }
  .split.reverse .split-media { order: 0; }
}

/* ============================== Menu ===================================== */
.menu-cat {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-10);
}
.menu-cat:first-of-type { border-top: none; }
.menu-cat-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: var(--space-4);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}
.dish-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-4) var(--space-10);
}
@media (max-width: 700px) { .dish-list { grid-template-columns: 1fr; } }
.dish {
  display: flex;
  justify-content: space-between;
  gap: var(--space-4);
  padding-block: var(--space-3);
  border-bottom: 1px dashed var(--color-divider);
}
.dish-name {
  font-weight: 600;
  color: var(--color-text);
}
.dish-desc {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: var(--space-1);
}
.dish-tag {
  font-size: var(--text-xs);
  color: var(--color-primary);
  font-weight: 600;
  letter-spacing: 0.04em;
}

/* ============================== Testimonial / callout ==================== */
.callout {
  background: var(--color-surface-offset);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  padding: clamp(var(--space-8), 5vw, var(--space-12));
}
.quote {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  line-height: 1.35;
  color: var(--color-text);
}

/* ============================== Instagram section ========================= */
.insta-card {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-divider);
  background: var(--color-surface);
  text-decoration: none;
  color: var(--color-text);
}
.insta-card:hover { border-color: var(--color-primary); box-shadow: var(--shadow-md); }
.insta-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-full);
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, #f6d089, #d6425e 45%, #9a3ba0 75%, #6d4bd6);
  color: white;
  flex-shrink: 0;
}
.insta-icon svg { width: 26px; height: 26px; }

/* ============================== Footer =================================== */
.footer {
  border-top: 1px solid var(--color-divider);
  padding-block: var(--space-16) var(--space-10);
  background: var(--color-surface-2);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: var(--space-10);
}
@media (max-width: 800px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .footer-grid { grid-template-columns: 1fr; } }
.footer h4 {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}
.footer ul { display: flex; flex-direction: column; gap: var(--space-2); }
.footer a { color: var(--color-text); text-decoration: none; font-size: var(--text-sm); }
.footer a:hover { color: var(--color-primary); }
.footer-bottom {
  margin-top: var(--space-12);
  padding-top: var(--space-6);
  border-top: 1px solid var(--color-divider);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: var(--space-4);
  font-size: var(--text-xs);
  color: var(--color-text-faint);
}
.footer-social {
  display: flex;
  gap: var(--space-3);
}

/* ============================== Map ======================================== */
.map-frame {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-divider);
  aspect-ratio: 16/11;
}
.map-frame iframe { width: 100%; height: 100%; border: 0; }

/* ============================== Chat Widget ================================ */
.chat-launcher {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 90;
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  padding: var(--space-4) var(--space-5);
  border-radius: var(--radius-full);
  box-shadow: var(--shadow-lg);
  font-weight: 600;
  font-size: var(--text-sm);
}
.chat-launcher:hover { background: var(--color-primary-hover); }
.chat-launcher svg { width: 20px; height: 20px; }

.chat-panel {
  position: fixed;
  bottom: calc(var(--space-6) + 68px);
  right: var(--space-6);
  z-index: 91;
  width: min(370px, calc(100vw - var(--space-8)));
  height: min(560px, calc(100vh - 140px));
  background: var(--color-surface);
  border: 1px solid var(--color-divider);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.98);
  pointer-events: none;
  transition: opacity 0.25s var(--ease-out), transform 0.25s var(--ease-out);
}
.chat-panel.open {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}
.chat-head {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4) var(--space-5);
  background: var(--color-primary);
  color: var(--color-text-inverse);
}
.chat-head strong { font-family: var(--font-display); font-size: var(--text-base); }
.chat-head span { font-size: var(--text-xs); opacity: 0.85; }
.chat-close {
  margin-left: auto;
  color: var(--color-text-inverse);
  width: 28px; height: 28px;
  display: flex; align-items: center; justify-content: center;
}
.chat-body {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  background: var(--color-surface-2);
}
.msg {
  max-width: 84%;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  line-height: 1.5;
}
.msg.bot {
  background: var(--color-surface-offset);
  color: var(--color-text);
  align-self: flex-start;
  border-bottom-left-radius: var(--space-1);
}
.msg.user {
  background: var(--color-primary);
  color: var(--color-text-inverse);
  align-self: flex-end;
  border-bottom-right-radius: var(--space-1);
}
.msg.typing { display: flex; gap: 4px; align-items: center; }
.msg.typing span {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--color-text-faint);
  animation: blink 1.2s infinite ease-in-out;
}
.msg.typing span:nth-child(2) { animation-delay: 0.2s; }
.msg.typing span:nth-child(3) { animation-delay: 0.4s; }
@keyframes blink { 0%, 80%, 100% { opacity: 0.3; } 40% { opacity: 1; } }

.chat-quick {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: 0 var(--space-4) var(--space-3);
  background: var(--color-surface-2);
}
.chat-quick button {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  color: var(--color-text);
  background: var(--color-surface);
}
.chat-quick button:hover { border-color: var(--color-primary); color: var(--color-primary); }

.chat-form {
  display: flex;
  gap: var(--space-2);
  padding: var(--space-3);
  border-top: 1px solid var(--color-divider);
  background: var(--color-surface);
}
.chat-form input {
  flex: 1;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface-2);
  color: var(--color-text);
  font-size: var(--text-sm);
}
.chat-form button {
  width: 40px; height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--color-text-inverse);
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.chat-form button svg { width: 16px; height: 16px; }
.chat-disclaimer {
  font-size: 11px;
  color: var(--color-text-faint);
  text-align: center;
  padding: var(--space-2) var(--space-4) var(--space-3);
  background: var(--color-surface);
}

/* ============================== Page hero (interior pages) ================= */
.page-hero {
  padding-block: clamp(var(--space-20), 12vw, var(--space-32)) clamp(var(--space-12), 6vw, var(--space-16));
  background: var(--color-surface-offset);
  border-bottom: 1px solid var(--color-divider);
}

/* ============================== Utilities ================================== */
.center { text-align: center; margin-inline: auto; }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }
.mt-12 { margin-top: var(--space-12); }
.mb-8 { margin-bottom: var(--space-8); }
.section-head { max-width: 640px; margin-bottom: var(--space-12); }
.section-head.center { max-width: 640px; }
.tag-row { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.pill {
  font-size: var(--text-xs);
  font-weight: 600;
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  background: var(--color-surface-offset);
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

@media (max-width: 640px) {
  .header-inner { gap: var(--space-2); }
  .brand-text span { display: none; }
  .header-actions { gap: var(--space-2); }
  .btn.btn-primary[href^="tel:"] { padding: var(--space-2) var(--space-4); font-size: var(--text-xs); }
  .icon-btn, .nav-toggle { width: 36px; height: 36px; }
  .chat-launcher { padding: var(--space-3) var(--space-4); font-size: var(--text-xs); bottom: var(--space-4); right: var(--space-4); }
  .chat-launcher svg { width: 16px; height: 16px; }
  .chat-panel { right: var(--space-4); bottom: calc(var(--space-4) + 58px); }
}

@media (max-width: 860px) {
  .nav { display: none; }
  .nav.open {
    display: flex;
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    height: calc(100dvh - 68px);
    background: var(--color-bg);
    flex-direction: column;
    padding: var(--space-8) var(--space-6);
    gap: var(--space-8);
    z-index: 55;
    overflow-y: auto;
  }
  .nav.open .nav-links { flex-direction: column; gap: var(--space-5); }
  .nav.open .nav-links a { font-size: var(--text-lg); }
  .nav-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px; height: 40px;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
  }
  .nav-toggle svg { width: 18px; height: 18px; }
}