/* LaoMao Cloud — style.css  |  LIGHT THEME + SOLID BLUE HEADER */
/* WARNING: do NOT copy colors from other sites in this portfolio — this is the only light-themed build */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

:root {
  /* ── Design-system tokens (DESIGN.md §1) ── */
  --bg: #f4f6f9;
  --surface: #ffffff;
  --band: #eef0f4;
  --tint: #e8f0fd;
  --border: #e3e6ec;
  --text-primary: #1f2430;
  --text-secondary: #5f6368;
  --text-muted: #8a8ea0;
  --accent: #0665d0;
  --success: #1f9e64;
  --header-overlay: rgba(255,255,255,0.15);
  --header-text-dim: rgba(255,255,255,0.85);
  --header-border-dim: rgba(255,255,255,0.5);
  /* ── Radius tokens (DESIGN.md §3) ── */
  --r-btn: 8px;
  --r-card: 12px;
  --r-card-lg: 14px;
  --r-pill: 999px;
  --r-lang-tag: 5px;
  --r-logo-mark: 7px;
  /* ── Shadows ── */
  --shadow-card: 0 2px 12px rgba(0,0,0,.07), 0 1px 3px rgba(0,0,0,.04);
  --shadow-menu: 0 8px 20px rgba(0,0,0,.10);
  /* ── Transition ── */
  --t: 0.18s ease;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; max-width: 100%; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 14px; line-height: 1.6;
  color: var(--text-secondary); background: var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin-top: 0; color: var(--text-primary); }
p { margin: 0 0 12px; }
p:last-child { margin-bottom: 0; }

/* ═══════════════════════════════════════════════════
   HEADER — full-width solid #0665d0 bar (DESIGN.md §5)
   This is the site's clearest brand signature.
   ═══════════════════════════════════════════════════ */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--accent);
}
.nav {
  max-width: 1160px; margin: 0 auto;
  display: flex; align-items: center;
  padding: 0 28px; height: 68px; gap: 8px;
}

/* Brand: logo mark + wordmark */
.brand {
  display: flex; align-items: center; gap: 10px;
  flex-shrink: 0; text-decoration: none;
}
.brand:hover { text-decoration: none; }
.logo {
  height: 46px; width: 46px;
  border-radius: 12px;
  background: rgba(255,255,255,0.14);
  object-fit: contain; flex-shrink: 0;
}
.brand-name {
  font-size: 17px; font-weight: 800; color: #fff;
  white-space: nowrap; letter-spacing: -.2px;
}

/* Center nav links — plain text, no pill/box */
.nav-links {
  display: flex; align-items: center; gap: 0;
  flex: 1; justify-content: center;
}
.nav-links > li > a {
  color: var(--header-text-dim); font-size: 14px; font-weight: 400;
  padding: 8px 14px; white-space: nowrap;
  transition: color var(--t);
}
.nav-links > li > a:hover,
.nav-links > li > a.active { color: #fff; text-decoration: none; }

/* mobile-only lang row hidden on desktop */
.mobile-lang { display: none; }

/* ── DROPDOWN / LANGUAGE TAG ── */
.dropdown { position: relative; }
.dropdown-panel {
  position: absolute; top: 100%; right: 0;
  margin-top: 0; padding-top: 8px;
  display: none; min-width: 140px; z-index: 1000;
}
.dropdown-panel-inner {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); overflow: hidden;
  box-shadow: var(--shadow-menu);
}
.dropdown:hover .dropdown-panel,
.dropdown:focus-within .dropdown-panel { display: block; }
.dropdown-panel a {
  display: block; padding: 9px 14px;
  color: var(--text-primary); font-size: 13px;
  transition: background var(--t); white-space: nowrap;
}
.dropdown-panel a:hover { background: var(--band); text-decoration: none; }

/* Language tag — small rect, 5px radius (DESIGN.md §3: "deliberately a small rect, not a pill") */
.lang-btn {
  background: transparent;
  border: 1px solid var(--header-border-dim);
  color: #fff; padding: 4px 10px;
  border-radius: var(--r-lang-tag); cursor: pointer;
  font-size: 12px; font-weight: 400;
  display: flex; align-items: center; gap: 4px;
  transition: border-color var(--t);
  font-family: inherit;
}
.lang-btn:hover { border-color: rgba(255,255,255,.8); }
.lang-btn i { font-size: 10px; }

/* Right side: exactly one switcher + one CTA */
.nav-right {
  display: flex; align-items: center; gap: 10px;
  flex-shrink: 0; margin-left: auto;
}

/* Header CTA: --surface bg, --accent text (on the blue bar) */
.btn-cta {
  background: var(--surface); color: var(--accent);
  padding: 7px 16px; border-radius: var(--r-btn);
  font-size: 13px; font-weight: 600;
  transition: opacity var(--t);
  white-space: nowrap; display: inline-block;
}
.btn-cta:hover { opacity: .9; text-decoration: none; }

/* ── HAMBURGER ── */
.nav-toggle {
  display: none;
  background: none; border: none; cursor: pointer;
  color: #fff; font-size: 20px; padding: 6px;
  order: 99; line-height: 1;
}

/* ═══════════════════════════════════════════════════
   SECTIONS & LAYOUT
   ═══════════════════════════════════════════════════ */
.container { max-width: 1160px; margin: 0 auto; padding: 0 28px; }
.section { padding: 64px 28px; max-width: 1160px; margin: 0 auto; }
.section-wide { padding: 64px 28px; }
.section-wide .section-inner { max-width: 1160px; margin: 0 auto; }

.eyebrow {
  display: inline-block;
  border: 1px solid var(--accent); color: var(--accent);
  font-size: 12px; font-weight: 400;
  padding: 4px 10px; border-radius: var(--r-pill);
  margin-bottom: 16px; letter-spacing: .5px; text-transform: uppercase;
}
.section-head { margin-bottom: 8px; }
.section-head h2 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }
.section-head p { font-size: 14px; color: var(--text-secondary); margin-bottom: 0; }

/* ═══════════════════════════════════════════════════
   HOME HERO — two-column (DESIGN.md §8.1)
   ═══════════════════════════════════════════════════ */
.hero {
  background: var(--accent);
  padding: 64px 28px 56px;
}
.hero-inner {
  max-width: 1160px; margin: 0 auto;
  display: grid; grid-template-columns: 1.1fr 0.9fr;
  gap: 48px; align-items: center;
}
.hero-left .eyebrow { border-color: var(--header-border-dim); color: rgba(255,255,255,.85); }
.hero-left h1 {
  font-size: 32px; font-weight: 800; line-height: 1.28;
  color: #fff; margin: 0 0 12px;
}
.hero-left .hero-sub {
  font-size: 15px; color: rgba(255,255,255,.85);
  line-height: 1.65; margin: 0 0 28px;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }

/* Primary hero CTA — white bg, blue text */
.btn-primary {
  background: var(--surface); color: var(--accent);
  padding: 11px 24px; border-radius: var(--r-btn);
  font-size: 14px; font-weight: 600;
  display: inline-block; transition: opacity var(--t);
}
.btn-primary:hover { opacity: .9; text-decoration: none; }

/* Outline hero CTA — transparent, --header-border-dim border, white text */
.btn-outline-hero {
  background: transparent; color: #fff;
  border: 1px solid var(--header-border-dim);
  padding: 11px 24px; border-radius: var(--r-btn);
  font-size: 14px; font-weight: 600;
  display: inline-block; transition: border-color var(--t);
}
.btn-outline-hero:hover { border-color: #fff; text-decoration: none; }

/* Network specs card (hero right) — solid white card on blue background */
.network-card {
  background: #ffffff;
  border: 1px solid #e7ecf7;
  border-radius: var(--r-card-lg);
  box-shadow: 0 20px 40px -12px rgba(9,25,64,0.35);
  padding: 22px 22px 8px 22px;
  align-self: start;
}
.network-card-title {
  font-size: 12.5px; font-weight: 600; color: #4a5772;
  letter-spacing: .01em;
  padding: 0 0 14px 0;
}
.network-row {
  display: flex; align-items: center; gap: 12px;
  padding: 13px 0; border-top: 1px solid #eef1f8;
}
.network-row:first-of-type { border-top: none; }
.network-icon {
  width: 30px; height: 30px; flex: none;
  border-radius: 8px;
  background: #eef3ff;
  display: flex; align-items: center; justify-content: center;
}
.network-icon svg { width: 16px; height: 16px; stroke: #1a63e6; fill: none; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.network-label { font-size: 14px; color: #4a5772; flex: 1; }
.network-value { font-size: 14.5px; font-weight: 700; color: #1a63e6; }

/* ═══════════════════════════════════════════════════
   PAGE HERO (inner pages)
   ═══════════════════════════════════════════════════ */
.page-hero {
  background: var(--accent);
  padding: 56px 28px 48px; text-align: center;
}
.page-hero h1 { font-size: 26px; font-weight: 700; color: #fff; margin-bottom: 10px; }
.page-hero p { font-size: 15px; color: rgba(255,255,255,.85); max-width: 560px; margin: 0 auto; }

/* ═══════════════════════════════════════════════════
   ANNOUNCEMENT DARK CARD (DESIGN.md §8.1 — one exception)
   ═══════════════════════════════════════════════════ */
.announce-card {
  background: #2b2f38;
  border-radius: var(--r-card-lg);
  padding: 28px 32px;
  position: relative; overflow: hidden;
}
.announce-card::before {
  content: '';
  position: absolute; inset: 0;
  background-image: radial-gradient(circle, rgba(255,255,255,.08) 1px, transparent 1px);
  background-size: 16px 16px;
  opacity: 1;
}
.announce-inner { position: relative; }
.notice-pill {
  display: inline-block;
  background: #e8590c; color: #fff;
  font-size: 11px; font-weight: 700;
  padding: 3px 10px; border-radius: var(--r-pill);
  letter-spacing: .6px; margin-bottom: 10px;
}
.announce-card h3 { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.announce-card .announce-date { font-size: 12px; color: rgba(255,255,255,.5); margin-bottom: 14px; }
.btn-announce {
  background: transparent; color: #fff;
  border: 1px solid rgba(255,255,255,.4);
  padding: 7px 16px; border-radius: var(--r-btn);
  font-size: 13px; font-weight: 600;
  display: inline-block; transition: border-color var(--t);
}
.btn-announce:hover { border-color: #fff; text-decoration: none; }

/* ═══════════════════════════════════════════════════
   FEATURE CARDS (4-card strip on Home)
   ═══════════════════════════════════════════════════ */
.feature-strip {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.feature-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 20px;
  transition: box-shadow var(--t);
}
.feature-card:hover { box-shadow: var(--shadow-card); }
.feature-card .fc-icon {
  font-size: 22px; color: var(--accent);
  margin-bottom: 12px;
}
.feature-card h3 { font-size: 16px; font-weight: 700; color: var(--text-primary); margin-bottom: 6px; }
.feature-card p { font-size: 13px; color: var(--text-secondary); line-height: 1.6; }

/* ═══════════════════════════════════════════════════
   PRICING TEASER (Home)
   ═══════════════════════════════════════════════════ */
.pricing-teaser {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 32px 36px;
  display: flex; justify-content: space-between; align-items: center;
  gap: 24px;
}
.pricing-teaser h3 { font-size: 22px; font-weight: 800; color: var(--text-primary); margin-bottom: 6px; }
.pricing-teaser p { font-size: 14px; color: var(--text-secondary); margin: 0; }

/* Primary content button (not on blue header) */
.btn-accent {
  background: var(--accent); color: #fff;
  padding: 11px 24px; border-radius: var(--r-btn);
  font-size: 14px; font-weight: 600;
  display: inline-block; transition: opacity var(--t);
  white-space: nowrap;
}
.btn-accent:hover { opacity: .88; text-decoration: none; }

/* Tinted button (--tint bg, --accent text) */
.btn-tinted {
  background: var(--tint); color: var(--accent);
  padding: 10px 20px; border-radius: var(--r-btn);
  font-size: 13px; font-weight: 600;
  display: inline-block; transition: opacity var(--t);
  white-space: nowrap;
}
.btn-tinted:hover { opacity: .85; text-decoration: none; }

/* Outline button (content area) */
.btn-outline {
  background: transparent; color: var(--accent);
  border: 1px solid var(--accent);
  padding: 10px 20px; border-radius: var(--r-btn);
  font-size: 13px; font-weight: 600;
  display: inline-block; transition: all var(--t);
}
.btn-outline:hover { background: var(--accent); color: #fff; text-decoration: none; }

/* ═══════════════════════════════════════════════════
   FEATURES PAGE (DESIGN.md §8.2)
   ═══════════════════════════════════════════════════ */
.features-intro { padding-bottom: 0; }
.features-intro h2 { font-size: 24px; font-weight: 700; margin-bottom: 8px; }

.asym-row {
  display: grid; grid-template-columns: 1fr 1fr;
  gap: 48px; align-items: center;
  padding: 48px 0;
  border-top: 1px solid var(--border);
}
.asym-row.reverse { direction: rtl; }
.asym-row.reverse > * { direction: ltr; }
.asym-text h3 { font-size: 19px; font-weight: 700; color: var(--text-primary); margin-bottom: 12px; }
.asym-text p { font-size: 14px; color: var(--text-secondary); line-height: 1.7; }

/* Speed chart card */
.chart-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 20px;
}
.chart-card-title { font-size: 12px; color: var(--text-muted); margin-bottom: 16px; }
.chart-bars { display: flex; gap: 8px; align-items: flex-end; height: 80px; }
.chart-bar { border-radius: 4px 4px 0 0; flex: 1; min-width: 18px; }
.chart-bar.cn2 { background: var(--accent); }
.chart-bar.std { background: var(--border); }
.chart-legend { display: flex; gap: 16px; margin-top: 12px; font-size: 12px; color: var(--text-muted); }
.chart-legend span { display: flex; align-items: center; gap: 6px; }
.chart-legend .dot { width: 8px; height: 8px; border-radius: 50%; }
.chart-legend .dot.cn2 { background: var(--accent); }
.chart-legend .dot.std { background: var(--border); }

/* Streaming status card */
.status-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 20px;
}
.status-row {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0; border-bottom: 1px solid var(--band);
}
.status-row:last-child { border-bottom: none; }
.status-label { font-size: 14px; font-weight: 600; color: var(--text-primary); }
.status-ok { font-size: 13px; font-weight: 600; color: var(--success); }

/* Devices row */
.devices-section { text-align: center; padding: 48px 0; border-top: 1px solid var(--border); }
.devices-section .eyebrow { margin-bottom: 12px; }
.devices-section h3 { font-size: 19px; font-weight: 700; color: var(--text-primary); margin-bottom: 24px; }
.device-row {
  display: flex; justify-content: center; gap: 14px; flex-wrap: wrap;
}
.device-item {
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  font-size: 13px; color: var(--text-secondary);
}
.device-item i { font-size: 28px; color: var(--accent); }

/* Reliability cards */
.reliability-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px; padding: 48px 0; border-top: 1px solid var(--border);
}
.stat-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 24px 20px; text-align: center;
}
.stat-number {
  font-size: 30px; font-weight: 800; color: var(--accent);
  display: block; line-height: 1;
}
.stat-number + .stat-label { margin-top: 12px; }
.stat-label { font-size: 13px; color: var(--text-secondary); display: block; }
.stat-card h4 { font-size: 16px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.stat-card p { font-size: 13px; color: var(--text-secondary); }

/* Closing CTA card */
.cta-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card-lg); padding: 32px;
  text-align: center; margin-top: 48px;
}
.cta-card h3 { font-size: 19px; font-weight: 700; color: var(--text-primary); margin-bottom: 8px; }
.cta-card p { font-size: 14px; color: var(--text-secondary); margin-bottom: 20px; }

/* ═══════════════════════════════════════════════════
   PRICING PAGE (DESIGN.md §8.3)
   ═══════════════════════════════════════════════════ */
.pricing-filter { display: flex; gap: 4px; margin-bottom: 28px; }
.filter-pill {
  background: transparent; border: none; cursor: pointer;
  padding: 7px 16px; border-radius: var(--r-pill);
  font-size: 13px; font-weight: 400; color: var(--text-secondary);
  transition: all var(--t); font-family: inherit;
}
.filter-pill.active {
  background: var(--accent); color: #fff; font-weight: 600;
}
.filter-pill:hover:not(.active) { background: var(--band); }

/* 3-column forced (DESIGN.md §8.3) */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

/* Each card = 3 flush bands inside one bordered shell */
.pricing-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); overflow: hidden;
}
.pricing-card .pc-name {
  padding: 16px 20px 12px;
  font-size: 16px; font-weight: 700; color: var(--text-primary);
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.pricing-card .pc-price {
  padding: 16px 20px;
  background: var(--band);
  border-bottom: 1px solid var(--border);
}
.pricing-card .pc-price .price-num {
  font-size: 28px; font-weight: 800; color: var(--accent); line-height: 1;
}
.pricing-card .pc-price .price-suffix {
  font-size: 13px; color: var(--text-muted); margin-top: 4px;
}
.pricing-card .pc-features {
  padding: 14px 20px 16px;
  background: var(--surface);
}
.pricing-card .pc-features ul li {
  font-size: 13px; line-height: 1.9; color: var(--text-secondary);
}
.pricing-card .pc-features .pc-cta {
  display: block; width: 100%; text-align: center;
  background: var(--tint); color: var(--accent);
  padding: 10px; border-radius: var(--r-btn);
  font-size: 13px; font-weight: 600;
  margin-top: 14px; transition: opacity var(--t);
}
.pricing-card .pc-features .pc-cta:hover { opacity: .85; text-decoration: none; }

/* ═══════════════════════════════════════════════════
   DOWNLOAD PAGE (DESIGN.md §8.4)
   ═══════════════════════════════════════════════════ */
.platform-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.platform-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); padding: 24px 20px;
  display: flex; flex-direction: column; gap: 8px;
}
.platform-card i { font-size: 32px; color: var(--accent); }
.platform-card h3 { font-size: 16px; font-weight: 700; color: var(--text-primary); margin: 0; }
.platform-card .platform-meta { font-size: 12px; color: var(--text-muted); }
.platform-card .platform-btn { margin-top: 8px; align-self: flex-start; }

.sync-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card-lg); padding: 28px 32px;
  text-align: center; margin-top: 28px;
}
.sync-card p { font-size: 14px; color: var(--text-secondary); }

/* ═══════════════════════════════════════════════════
   FAQ PAGE (DESIGN.md §8.5)
   ═══════════════════════════════════════════════════ */
.faq-layout {
  display: grid; grid-template-columns: 0.8fr 1.2fr;
  gap: 40px; align-items: start;
}
.faq-left .eyebrow { display: block; margin-bottom: 12px; }
.faq-left > p { font-size: 14px; color: var(--text-secondary); margin-bottom: 20px; }
.faq-cats { display: flex; flex-direction: column; gap: 4px; margin-bottom: 20px; }
.faq-cat {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 14px; border-radius: 6px; cursor: pointer;
  font-size: 14px; color: var(--text-secondary);
  transition: background var(--t); border: none; background: none;
  font-family: inherit; text-align: left; width: 100%;
}
.faq-cat:hover { background: var(--band); }
.faq-cat.active {
  background: var(--tint); color: var(--accent); font-weight: 700;
  border-radius: 6px;
}
.faq-cat i { font-size: 12px; color: var(--text-muted); }
.faq-cat.active i { color: var(--accent); }
.faq-left-btns { display: flex; gap: 10px; flex-wrap: wrap; }

.faq-list { display: flex; flex-direction: column; gap: 0; }
.faq-item {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--r-card); overflow: hidden;
  margin-bottom: 8px;
}
.faq-q {
  width: 100%; background: none; border: none; text-align: left;
  padding: 16px 20px; font-size: 14px; font-weight: 700;
  cursor: pointer; display: flex; justify-content: space-between; align-items: center;
  color: var(--text-primary); font-family: inherit;
}
.faq-q i { color: var(--accent); flex-shrink: 0; transition: transform var(--t); }
.faq-item.open .faq-q i { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 20px 16px; font-size: 14px; color: var(--text-secondary); line-height: 1.7; }
.faq-item.open .faq-a { display: block; }
.faq-panel { display: none; }
.faq-panel.active { display: block; }

/* ═══════════════════════════════════════════════════
   PROSE — privacy / terms
   ═══════════════════════════════════════════════════ */
.prose-wrap {
  max-width: 800px; margin: 0 auto;
  padding: 48px 28px;
}
.prose-wrap h2 { font-size: 20px; font-weight: 700; color: var(--text-primary); margin-top: 36px; margin-bottom: 10px; }
.prose-wrap h3 { font-size: 16px; font-weight: 700; color: var(--text-primary); margin-top: 24px; }
.prose-wrap p { font-size: 14px; color: var(--text-secondary); line-height: 1.8; margin-bottom: 14px; }
.prose-wrap ul { margin: 10px 0 14px 20px; list-style: disc; }
.prose-wrap ul li { font-size: 14px; color: var(--text-secondary); margin-bottom: 6px; }

/* ═══════════════════════════════════════════════════
   FOOTER — single row (DESIGN.md §6)
   ═══════════════════════════════════════════════════ */
.site-footer {
  background: var(--bg); border-top: 1px solid var(--border);
  padding: 20px 28px;
}
.footer-inner {
  max-width: 1160px; margin: 0 auto;
  display: flex; justify-content: space-between; align-items: center;
  flex-wrap: wrap; gap: 12px;
}
.footer-copy { font-size: 13px; color: var(--text-muted); }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: var(--text-secondary); transition: color var(--t); }
.footer-links a:hover { color: var(--text-primary); text-decoration: none; }

/* ═══════════════════════════════════════════════════
   MOBILE — §10, §11, §12, §13, §14
   ═══════════════════════════════════════════════════ */
@media (max-width: 768px) {
  .nav { padding: 0 8px 0 16px; position: relative; }

  /* Nav links drop below header (§10) */
  .nav-links {
    display: none;
    position: absolute; top: 100%;
    left: 0; right: 0;
    flex-direction: column; align-items: center;
    height: auto; max-height: none; overflow: visible;
    background: var(--accent);
    box-shadow: var(--shadow-menu);
    padding: 12px 0; z-index: 999;
  }
  .nav-links.open { display: flex; }
  .nav-links > li { width: 100%; text-align: center; }
  .nav-links > li > a {
    display: block; width: 100%;
    padding: 14px 0; font-size: 17px; color: var(--header-text-dim);
  }
  .nav-links > li > a:hover { color: #fff; }

  /* Switcher hidden in header bar (§11) */
  .nav-right .lang-switcher { display: none; }
  .nav-right .btn-cta { display: none; }
  .nav-toggle { display: block; }

  /* Mobile lang inside menu (§12) */
  .mobile-lang {
    display: flex; justify-content: center; gap: 14px;
    padding: 14px 0; border-top: 1px solid rgba(255,255,255,.2);
    width: 100%;
  }
  .nav-links li.mobile-lang a {
    display: inline-block; width: auto;
    padding: 4px 10px; font-size: 14px;
    white-space: nowrap; color: var(--header-text-dim);
  }
  .nav-links li.mobile-lang a.active { color: #fff; font-weight: 700; }

  /* Logo sizing (§11) */
  .logo { height: 28px; width: 28px; }

  /* Hero responsive */
  .hero-inner { grid-template-columns: 1fr; gap: 28px; }
  .hero-left h1 { font-size: 24px; }

  /* Grids */
  .feature-strip { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: 1fr 1fr; }
  .asym-row { grid-template-columns: 1fr; gap: 24px; }
  .asym-row.reverse { direction: ltr; }
  .reliability-grid { grid-template-columns: 1fr; }
  .faq-layout { grid-template-columns: 1fr; }
  .pricing-teaser { flex-direction: column; align-items: flex-start; }

  /* CTA centering (§14) */
  .btn-accent, .btn-primary, .btn-outline, .btn-tinted, .btn-outline-hero {
    display: block;
    margin-left: auto; margin-right: auto;
    text-align: center;
    width: max-content; max-width: 90%;
  }
  .hero-btns { flex-direction: column; align-items: center; }
  .faq-left-btns { justify-content: center; }
}

@media (max-width: 480px) {
  .feature-strip { grid-template-columns: 1fr; }
  .platform-grid { grid-template-columns: 1fr; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

/* ═══════════════════════════════════════════════════
   UTILITIES
   ═══════════════════════════════════════════════════ */
.text-center { text-align: center; }
.text-center .section-head { text-align: center; }