/* BikeCityFAQ — faq.bike */
/* Fonts: Cabinet Grotesk (display) + Satoshi (body) from Fontshare */

:root, [data-theme="light"] {
  /* Custom palette: urban cycling — fresh asphalt, signal green, off-white */
  --color-bg:             #f5f5f3;
  --color-surface:        #ffffff;
  --color-surface-2:      #f9f9f8;
  --color-surface-offset: #eeede9;
  --color-divider:        #e0dedd;
  --color-border:         #d4d2cd;

  --color-text:           #1a1a18;
  --color-text-muted:     #6b6a66;
  --color-text-faint:     #b0afa9;
  --color-text-inverse:   #f5f5f3;

  /* Primary: vivid cycling green */
  --color-primary:        #1a7a3c;
  --color-primary-hover:  #155e2e;
  --color-primary-active: #0f4421;
  --color-primary-highlight: #d2edd9;

  /* Accent: warm amber (street/warning) */
  --color-accent:         #e07b00;
  --color-accent-hover:   #c06800;

  /* Neutral dark (asphalt) */
  --color-dark:           #1d2027;

  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-full: 9999px;

  --transition-interactive: 180ms cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-sm: 0 1px 3px rgba(0,0,0,0.07);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.14);

  --content-narrow: 640px;
  --content-default: 960px;
  --content-wide: 1200px;

  /* Type scale */
  --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);

  --font-display: 'Cabinet Grotesk', 'Helvetica Neue', sans-serif;
  --font-body:    'Satoshi', 'Inter', sans-serif;

  /* Spacing */
  --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;
}

[data-theme="dark"] {
  --color-bg:             #141412;
  --color-surface:        #1b1b19;
  --color-surface-2:      #1f1f1d;
  --color-surface-offset: #232320;
  --color-divider:        #2a2a27;
  --color-border:         #38382f;
  --color-text:           #e8e7e2;
  --color-text-muted:     #848380;
  --color-text-faint:     #565450;
  --color-text-inverse:   #141412;
  --color-primary:        #4ab86e;
  --color-primary-hover:  #34a357;
  --color-primary-active: #228b3f;
  --color-primary-highlight: #1e3328;
  --color-accent:         #f5a73a;
  --color-accent-hover:   #e09020;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.25);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
  --shadow-lg: 0 12px 40px rgba(0,0,0,0.50);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --color-bg:             #141412;
    --color-surface:        #1b1b19;
    --color-surface-2:      #1f1f1d;
    --color-surface-offset: #232320;
    --color-divider:        #2a2a27;
    --color-border:         #38382f;
    --color-text:           #e8e7e2;
    --color-text-muted:     #848380;
    --color-text-faint:     #565450;
    --color-text-inverse:   #141412;
    --color-primary:        #4ab86e;
    --color-primary-hover:  #34a357;
    --color-primary-active: #228b3f;
    --color-primary-highlight: #1e3328;
    --color-accent:         #f5a73a;
    --color-accent-hover:   #e09020;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.25);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.35);
    --shadow-lg: 0 12px 40px rgba(0,0,0,0.50);
  }
}

/* === BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html {
  -webkit-text-size-adjust: none; text-size-adjust: none;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-16);
}
body {
  min-height: 100dvh;
  line-height: 1.65;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  transition: background-color 0.25s, color 0.25s;
}
img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, button, textarea, select { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.15; font-family: var(--font-display); }
p, li, figcaption { text-wrap: pretty; max-width: 72ch; }
::selection { background: color-mix(in oklab, var(--color-primary) 25%, transparent); color: var(--color-text); }
:focus-visible { outline: 2.5px solid var(--color-primary); outline-offset: 3px; border-radius: var(--radius-sm); }
button { cursor: pointer; background: none; border: none; }
a, button, [role="button"], input, textarea, select {
  transition: color var(--transition-interactive), background var(--transition-interactive),
              border-color var(--transition-interactive), box-shadow var(--transition-interactive),
              opacity var(--transition-interactive);
}
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0; }

/* === LAYOUT === */
.container { width: 100%; max-width: var(--content-default); margin-inline: auto; padding-inline: var(--space-6); }
.container--wide { max-width: var(--content-wide); }
.container--narrow { max-width: var(--content-narrow); }

/* === HEADER === */
.site-header {
  position: sticky; top: 0; z-index: 100;
  background: color-mix(in oklab, var(--color-bg) 90%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-divider);
  transition: box-shadow 0.3s;
}
.site-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);
}
.site-logo { display: flex; align-items: center; gap: var(--space-2); text-decoration: none; color: var(--color-text); }
.site-logo:hover .logo-text { color: var(--color-primary); }
.logo-text { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 800; letter-spacing: -0.02em; }
.logo-text span { color: var(--color-primary); }
.header-nav { display: flex; align-items: center; gap: var(--space-6); }
.header-nav a { font-size: var(--text-sm); font-weight: 500; text-decoration: none; color: var(--color-text-muted); transition: color var(--transition-interactive); }
.header-nav a:hover { color: var(--color-primary); }
.header-actions { display: flex; align-items: center; gap: var(--space-3); }
.btn-theme { display: flex; align-items: center; justify-content: center; width: 36px; height: 36px; border-radius: var(--radius-md); color: var(--color-text-muted); transition: background var(--transition-interactive), color var(--transition-interactive); }
.btn-theme:hover { background: var(--color-surface-offset); color: var(--color-text); }
.btn-primary {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-5); border-radius: var(--radius-full);
  background: var(--color-primary); color: #fff;
  font-size: var(--text-sm); font-weight: 600; text-decoration: none;
  transition: background var(--transition-interactive), transform var(--transition-interactive);
}
.btn-primary:hover { background: var(--color-primary-hover); transform: translateY(-1px); }
.btn-secondary {
  display: inline-flex; align-items: center; gap: var(--space-2);
  padding: var(--space-2) var(--space-5); border-radius: var(--radius-full);
  background: transparent; color: var(--color-text);
  border: 1.5px solid var(--color-border);
  font-size: var(--text-sm); font-weight: 600; text-decoration: none;
  transition: border-color var(--transition-interactive), background var(--transition-interactive), transform var(--transition-interactive);
}
.btn-secondary:hover { border-color: var(--color-primary); color: var(--color-primary); background: var(--color-primary-highlight); transform: translateY(-1px); }

/* Mobile nav toggle */
.nav-toggle { display: none; flex-direction: column; gap: 5px; padding: var(--space-2); border-radius: var(--radius-sm); }
.nav-toggle span { display: block; width: 22px; height: 2px; background: var(--color-text); border-radius: 2px; transition: transform 0.2s, opacity 0.2s; }
.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 768px) {
  .nav-toggle { display: flex; }
  .header-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; background: var(--color-surface); border-bottom: 1px solid var(--color-divider); padding: var(--space-6); flex-direction: column; align-items: flex-start; gap: var(--space-4); box-shadow: var(--shadow-md); }
  .header-nav.open { display: flex; }
  .header-nav .btn-primary { display: none; }
  .header-actions .btn-primary { display: inline-flex; }
}
@media (max-width: 480px) {
  .header-actions .btn-primary { display: none; }
}

/* === HERO (HOME) === */
.hero {
  position: relative;
  background: linear-gradient(135deg in oklab, var(--color-dark) 0%, #1e3a2a 100%);
  color: #fff;
  overflow: hidden;
  padding-block: clamp(var(--space-20), 12vw, var(--space-24));
}
.hero-bg-pattern {
  position: absolute; inset: 0; opacity: 0.07;
  background-image: radial-gradient(circle, rgba(74,184,110,0.5) 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: color-mix(in oklab, var(--color-primary) 20%, transparent);
  border: 1px solid color-mix(in oklab, var(--color-primary) 40%, transparent);
  color: #a8e6bc;
  padding: var(--space-1) var(--space-4); border-radius: var(--radius-full);
  font-size: var(--text-xs); font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  margin-bottom: var(--space-5);
}
.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 900;
  color: #fff;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-6);
  max-width: 700px;
}
.hero-title em { font-style: normal; color: #4ab86e; }
.hero-desc { font-size: var(--text-lg); color: rgba(255,255,255,0.72); max-width: 56ch; margin-bottom: var(--space-10); line-height: 1.6; }
.hero-search {
  display: flex; gap: var(--space-3); flex-wrap: wrap; align-items: center;
  margin-bottom: var(--space-6);
}
.hero-search-label { font-size: var(--text-sm); color: rgba(255,255,255,0.6); margin-bottom: var(--space-3); display: block; }
.city-select-wrap { position: relative; }
.city-select {
  appearance: none;
  background: rgba(255,255,255,0.1);
  border: 1.5px solid rgba(255,255,255,0.25);
  color: #fff;
  padding: var(--space-3) var(--space-10) var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  font-size: var(--text-base); font-weight: 500;
  cursor: pointer;
  transition: border-color var(--transition-interactive), background var(--transition-interactive);
  min-width: 200px;
}
.city-select:hover { border-color: rgba(255,255,255,0.5); background: rgba(255,255,255,0.15); }
.city-select:focus { outline: 2px solid var(--color-primary); outline-offset: 2px; }
.city-select option { background: #1d2027; color: #fff; }
.city-select-arrow {
  position: absolute; right: var(--space-4); top: 50%; transform: translateY(-50%);
  pointer-events: none; color: rgba(255,255,255,0.6);
}
.hero-stats {
  display: flex; gap: var(--space-8); flex-wrap: wrap;
  padding-top: var(--space-10); border-top: 1px solid rgba(255,255,255,0.12);
  margin-top: var(--space-6);
}
.hero-stat-item { }
.hero-stat-num { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 800; color: #4ab86e; }
.hero-stat-label { font-size: var(--text-xs); color: rgba(255,255,255,0.55); text-transform: uppercase; letter-spacing: 0.06em; }

/* === CITY CARDS === */
.section { padding-block: clamp(var(--space-16), 8vw, var(--space-24)); }
.section-label {
  display: inline-flex; align-items: center; gap: var(--space-2);
  font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase;
  color: var(--color-primary); margin-bottom: var(--space-3);
}
.section-title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 800; letter-spacing: -0.02em; margin-bottom: var(--space-4); color: var(--color-text); }
.section-desc { font-size: var(--text-base); color: var(--color-text-muted); max-width: 55ch; margin-bottom: var(--space-12); }

.city-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: var(--space-6); }
.city-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  text-decoration: none;
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive), border-color var(--transition-interactive);
  display: flex; flex-direction: column;
}
.city-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: var(--color-primary); }
.city-card-img {
  height: 200px; position: relative; overflow: hidden;
  background: linear-gradient(135deg, #1e3a2a, #2d5a40);
}
.city-card-flag {
  position: absolute; top: var(--space-4); left: var(--space-4);
  background: rgba(0,0,0,0.5); backdrop-filter: blur(8px);
  color: #fff; font-size: var(--text-xs); font-weight: 700; letter-spacing: 0.08em;
  padding: var(--space-1) var(--space-3); border-radius: var(--radius-full);
  text-transform: uppercase;
}
.city-card-icon {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  font-size: 5rem; opacity: 0.18; pointer-events: none;
}
.city-card-content { padding: var(--space-6); flex: 1; display: flex; flex-direction: column; }
.city-card-name { font-family: var(--font-display); font-size: var(--text-xl); font-weight: 800; letter-spacing: -0.02em; margin-bottom: var(--space-2); }
.city-card-desc { font-size: var(--text-base); color: var(--color-text-muted); flex: 1; margin-bottom: var(--space-5); }
.city-card-topics { display: flex; flex-wrap: wrap; gap: var(--space-2); margin-bottom: var(--space-5); }
.topic-tag {
  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);
}
.city-card-cta { display: flex; align-items: center; gap: var(--space-2); font-weight: 700; color: var(--color-primary); font-size: var(--text-sm); }
.city-card-cta svg { transition: transform var(--transition-interactive); }
.city-card:hover .city-card-cta svg { transform: translateX(4px); }

/* === HOW IT WORKS === */
.how-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: var(--space-8); }
.how-step { }
.how-step-num {
  width: 48px; height: 48px; border-radius: var(--radius-full);
  background: var(--color-primary-highlight); color: var(--color-primary);
  font-family: var(--font-display); font-size: var(--text-lg); font-weight: 800;
  display: flex; align-items: center; justify-content: center; margin-bottom: var(--space-4);
}
.how-step-title { font-family: var(--font-display); font-size: var(--text-lg); font-weight: 700; margin-bottom: var(--space-2); }
.how-step-desc { font-size: var(--text-base); color: var(--color-text-muted); }

/* === CTA BANNER === */
.cta-banner {
  background: linear-gradient(135deg in oklab, var(--color-primary) 0%, #0f5c2a 100%);
  color: #fff; border-radius: var(--radius-xl);
  padding: clamp(var(--space-12), 6vw, var(--space-20));
  text-align: center; margin-block: clamp(var(--space-16), 8vw, var(--space-24));
  position: relative; overflow: hidden;
}
.cta-banner::before {
  content: ''; position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,0.08) 1px, transparent 1px);
  background-size: 28px 28px; pointer-events: none;
}
.cta-banner-title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 800; letter-spacing: -0.02em; color: #fff; margin-bottom: var(--space-4); position: relative; }
.cta-banner-desc { font-size: var(--text-lg); color: rgba(255,255,255,0.8); margin-bottom: var(--space-8); position: relative; max-width: 52ch; margin-inline: auto; }
.cta-banner .btn-white {
  display: inline-flex; align-items: center; gap: var(--space-2);
  background: #fff; color: var(--color-primary);
  padding: var(--space-3) var(--space-8); border-radius: var(--radius-full);
  font-weight: 700; font-size: var(--text-base); text-decoration: none;
  transition: transform var(--transition-interactive), box-shadow var(--transition-interactive);
  position: relative;
}
.cta-banner .btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); }

/* === FOOTER === */
.site-footer { border-top: 1px solid var(--color-divider); padding-block: var(--space-12); margin-top: var(--space-16); }
.footer-inner { display: flex; flex-wrap: wrap; gap: var(--space-8); justify-content: space-between; align-items: flex-start; }
.footer-brand .logo-text { font-size: var(--text-lg); }
.footer-brand p { font-size: var(--text-sm); color: var(--color-text-muted); margin-top: var(--space-2); max-width: 30ch; }
.footer-links { }
.footer-links h4 { font-size: var(--text-sm); font-weight: 700; margin-bottom: var(--space-3); text-transform: uppercase; letter-spacing: 0.07em; color: var(--color-text-muted); }
.footer-links ul { list-style: none; display: flex; flex-direction: column; gap: var(--space-2); }
.footer-links a { font-size: var(--text-sm); color: var(--color-text-muted); text-decoration: none; transition: color var(--transition-interactive); }
.footer-links a:hover { color: var(--color-primary); }
.footer-bottom { margin-top: var(--space-8); padding-top: var(--space-6); border-top: 1px solid var(--color-divider); display: flex; flex-wrap: wrap; gap: var(--space-4); justify-content: space-between; align-items: center; }
.footer-bottom p { font-size: var(--text-xs); color: var(--color-text-faint); }
.footer-bottom a { color: var(--color-primary); text-decoration: none; }

/* === CITY PAGE === */
.city-hero {
  background: linear-gradient(135deg in oklab, var(--color-dark) 0%, #1e3a2a 100%);
  color: #fff; padding-block: clamp(var(--space-12), 8vw, var(--space-20));
  position: relative; overflow: hidden;
}
.city-hero-bg { position: absolute; inset: 0; opacity: 0.06; background-image: radial-gradient(circle, rgba(74,184,110,0.5) 1px, transparent 1px); background-size: 28px 28px; pointer-events: none; }
.breadcrumb { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-xs); color: rgba(255,255,255,0.5); margin-bottom: var(--space-5); flex-wrap: wrap; }
.breadcrumb a { color: rgba(255,255,255,0.6); text-decoration: none; transition: color var(--transition-interactive); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb-sep { opacity: 0.4; }
.city-hero-content { display: flex; flex-wrap: wrap; gap: var(--space-10); align-items: flex-start; justify-content: space-between; }
.city-hero-text { flex: 1; min-width: 280px; }
.city-hero-title { font-family: var(--font-display); font-size: var(--text-2xl); font-weight: 900; color: #fff; letter-spacing: -0.03em; margin-bottom: var(--space-4); }
.city-hero-title em { color: #4ab86e; font-style: normal; }
.city-hero-desc { font-size: var(--text-base); color: rgba(255,255,255,0.72); max-width: 52ch; margin-bottom: var(--space-6); }
.city-meta { display: flex; flex-wrap: wrap; gap: var(--space-4); }
.city-meta-item { display: flex; align-items: center; gap: var(--space-2); font-size: var(--text-xs); color: rgba(255,255,255,0.6); }

/* FAQ Search */
.faq-controls { padding-block: var(--space-8); position: sticky; top: 60px; z-index: 50; background: color-mix(in oklab, var(--color-bg) 95%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid var(--color-divider); margin-bottom: var(--space-8); }
.faq-controls-inner { display: flex; flex-wrap: wrap; gap: var(--space-4); align-items: center; justify-content: space-between; }
.search-wrap { position: relative; flex: 1; min-width: 240px; max-width: 480px; }
.search-icon { position: absolute; left: var(--space-4); top: 50%; transform: translateY(-50%); color: var(--color-text-faint); pointer-events: none; }
.faq-search {
  width: 100%; padding: var(--space-3) var(--space-4) var(--space-3) calc(var(--space-4) + 28px);
  background: var(--color-surface); border: 1.5px solid var(--color-border);
  border-radius: var(--radius-full); font-size: var(--text-base); color: var(--color-text);
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.faq-search:focus { border-color: var(--color-primary); box-shadow: 0 0 0 3px color-mix(in oklab, var(--color-primary) 15%, transparent); outline: none; }
.faq-search::placeholder { color: var(--color-text-faint); }
.filter-chips { display: flex; flex-wrap: wrap; gap: var(--space-2); }
.filter-chip {
  padding: var(--space-2) var(--space-4); border-radius: var(--radius-full);
  border: 1.5px solid var(--color-border); background: transparent;
  font-size: var(--text-xs); font-weight: 600; color: var(--color-text-muted);
  cursor: pointer; transition: all var(--transition-interactive);
  text-transform: capitalize;
}
.filter-chip:hover { border-color: var(--color-primary); color: var(--color-primary); }
.filter-chip.active { background: var(--color-primary); border-color: var(--color-primary); color: #fff; }
.faq-count { font-size: var(--text-xs); color: var(--color-text-faint); white-space: nowrap; }

/* FAQ List */
.faq-section { margin-bottom: var(--space-12); }
.faq-section-title {
  display: flex; align-items: center; gap: var(--space-3);
  font-family: var(--font-display); font-size: var(--text-lg); font-weight: 800;
  color: var(--color-text); margin-bottom: var(--space-5); padding-bottom: var(--space-4);
  border-bottom: 2px solid var(--color-divider);
}
.faq-section-icon { font-size: 1.4em; }
.faq-list { display: flex; flex-direction: column; gap: var(--space-3); }
.faq-item {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-interactive), box-shadow var(--transition-interactive);
}
.faq-item:hover { border-color: var(--color-primary); box-shadow: var(--shadow-sm); }
.faq-item.hidden { display: none; }
.faq-question {
  width: 100%; text-align: left; padding: var(--space-5) var(--space-6);
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-4);
  font-family: var(--font-display); font-size: var(--text-base); font-weight: 700;
  color: var(--color-text); background: transparent; border: none; cursor: pointer;
  transition: color var(--transition-interactive);
}
.faq-question:hover { color: var(--color-primary); }
.faq-question[aria-expanded="true"] { color: var(--color-primary); }
.faq-question[aria-expanded="true"] .faq-chevron { transform: rotate(180deg); }
.faq-chevron { flex-shrink: 0; color: var(--color-text-faint); transition: transform 0.25s cubic-bezier(0.16,1,0.3,1), color var(--transition-interactive); }
.faq-question[aria-expanded="true"] .faq-chevron { color: var(--color-primary); }
.faq-answer { overflow: hidden; max-height: 0; transition: max-height 0.35s cubic-bezier(0.16,1,0.3,1); }
.faq-answer.open { max-height: 600px; }
.faq-answer-inner { padding: 0 var(--space-6) var(--space-6); }
.faq-answer-inner p { font-size: var(--text-base); color: var(--color-text-muted); line-height: 1.7; max-width: 72ch; }
.faq-answer-inner a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 2px; }
.faq-answer-inner a:hover { color: var(--color-primary-hover); }
.faq-topic-badge {
  display: inline-flex; align-items: center; gap: var(--space-1);
  font-size: var(--text-xs); font-weight: 600; padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-sm); margin-right: var(--space-2); margin-bottom: var(--space-2);
  background: var(--color-surface-offset); color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}
.no-results { text-align: center; padding: var(--space-20) 0; color: var(--color-text-faint); }
.no-results p { font-size: var(--text-lg); margin-bottom: var(--space-2); }
.no-results span { font-size: var(--text-base); }

/* City page layout */
.city-layout { display: grid; grid-template-columns: 1fr 280px; gap: var(--space-10); align-items: start; padding-block: var(--space-8); }
.faq-sidebar { position: sticky; top: calc(60px + var(--space-4)); }
.sidebar-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-lg); padding: var(--space-6); margin-bottom: var(--space-5); }
.sidebar-card h3 { font-family: var(--font-display); font-size: var(--text-base); font-weight: 700; margin-bottom: var(--space-4); }
.sidebar-links { list-style: none; display: flex; flex-direction: column; gap: var(--space-3); }
.sidebar-links a { font-size: var(--text-sm); color: var(--color-text-muted); text-decoration: none; display: flex; align-items: center; gap: var(--space-2); transition: color var(--transition-interactive); }
.sidebar-links a:hover { color: var(--color-primary); }
.sidebar-links a::before { content: '→'; opacity: 0.4; }
.abike-promo { background: var(--color-primary); color: #fff; }
.abike-promo h3 { color: #fff; }
.abike-promo p { font-size: var(--text-sm); color: rgba(255,255,255,0.82); margin-bottom: var(--space-4); line-height: 1.6; }
.abike-promo .btn-white-sm { display: inline-flex; align-items: center; gap: var(--space-2); background: #fff; color: var(--color-primary); padding: var(--space-2) var(--space-4); border-radius: var(--radius-full); font-size: var(--text-sm); font-weight: 700; text-decoration: none; transition: transform var(--transition-interactive); }
.abike-promo .btn-white-sm:hover { transform: translateY(-1px); }

@media (max-width: 900px) {
  .city-layout { grid-template-columns: 1fr; }
  .faq-sidebar { position: static; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-4); }
  .sidebar-card { margin-bottom: 0; }
}

/* Background variations for city cards */
.card-brussels .city-card-img { background: linear-gradient(135deg, #1a2a4a, #2d3e5a); }
.card-birmingham .city-card-img { background: linear-gradient(135deg, #2a1a0a, #4a2e12); }

/* Highlight search matches */
mark { background: color-mix(in oklab, var(--color-accent) 25%, transparent); color: inherit; border-radius: 2px; }

/* Responsive */
@media (max-width: 600px) {
  .hero-stats { gap: var(--space-5); }
  .city-card-img { height: 160px; }
  .faq-controls { position: relative; top: auto; }
}