/* Mullvad VPN — mullvad.net.cn — dark navy theme */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --primary: #FFD524;
  --primary-dark: #e6bf1f;
  --dark: #0D1723;
  --header-bg: #192e45;
  --bg: #0D1723;
  --surface: #192e45;
  --surface-2: #1e3a52;
  --surface-3: #243f5a;
  --text: #FFFFFF;
  --text-muted: #8faec9;
  --text-dark: #0D1723;
  --green: #44d97a;
  --red: #ff5c5c;
  --border: #2a4a66;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-card: 0 2px 12px rgba(0,0,0,0.3);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.4);
  --transition: 0.2s ease;
  --space-xs: 8px;
  --space-sm: 16px;
  --space-md: 24px;
  --space-lg: 48px;
  --space-xl: 80px;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; overflow-x: hidden; max-width: 100%; }
body {
  font-family: 'Inter', Arial, sans-serif;
  font-size: 16px; line-height: 1.6;
  color: var(--text); background: var(--bg);
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
ul { list-style: none; padding: 0; margin: 0; }
h1, h2, h3, h4 { margin-top: 0; line-height: 1.2; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 var(--space-sm); }

/* ─── HEADER ─── */
.site-header {
  position: sticky; top: 0; z-index: 1000;
  background: var(--header-bg);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; gap: var(--space-sm);
  padding: 0 var(--space-sm); height: 64px;
}
.brand { display: flex; align-items: center; flex-shrink: 0; }
.logo { height: 36px; width: auto; }

.nav-links {
  display: flex; gap: 4px; align-items: center;
  list-style: none; margin: 0; padding: 0; flex: 1;
}
.nav-links > li > a {
  color: var(--text-muted); font-size: 14px; font-weight: 500;
  padding: 8px 12px; border-radius: var(--radius-sm);
  display: block; transition: color var(--transition), background var(--transition);
  text-decoration: none;
}
.nav-links > li > a:hover { color: var(--text); background: var(--surface-2); }

.mobile-lang { display: none; }

.nav-right {
  display: flex; align-items: center; gap: var(--space-xs); flex-shrink: 0;
}

/* ─── BUTTONS ─── */
.btn-cta {
  display: inline-block;
  background: var(--primary); color: var(--text-dark);
  font-weight: 700; font-size: 14px;
  padding: 10px 20px; border-radius: var(--radius-sm);
  border: none; cursor: pointer; transition: background var(--transition);
  text-decoration: none; white-space: nowrap;
}
.btn-cta:hover { background: var(--primary-dark); text-decoration: none; }
.btn-cta.btn-lg { font-size: 16px; padding: 14px 28px; border-radius: var(--radius-md); }
.btn-outline {
  display: inline-block;
  background: transparent; color: var(--text);
  font-weight: 600; font-size: 15px;
  padding: 13px 24px; border-radius: var(--radius-md);
  border: 2px solid var(--border); cursor: pointer;
  transition: border-color var(--transition), background var(--transition);
  text-decoration: none; white-space: nowrap;
}
.btn-outline:hover { border-color: var(--text-muted); background: var(--surface-2); text-decoration: none; }

/* ─── NAV TOGGLE (mobile) ─── */
.nav-toggle {
  display: none; background: none; border: none;
  color: var(--text); font-size: 22px; cursor: pointer;
  padding: 8px; margin-left: auto; flex-shrink: 0;
}

/* ─── BADGE ─── */
.badge {
  display: inline-block;
  background: rgba(255,213,36,0.15); color: var(--primary);
  border: 1px solid rgba(255,213,36,0.3);
  font-size: 12px; font-weight: 600; letter-spacing: 0.08em;
  padding: 4px 12px; border-radius: 20px;
  text-transform: uppercase; margin-bottom: 16px;
}

/* ─── HERO ─── */
.hero {
  position: relative;
  background: var(--surface);
  min-height: 88vh;
  display: flex; align-items: center;
  overflow: hidden;
}
.hero-overlay {
  position: absolute; inset: 0;
  background: radial-gradient(ellipse at 60% 50%, rgba(255,213,36,0.04) 0%, transparent 60%);
  pointer-events: none;
}
.hero-inner {
  max-width: 1200px; margin: 0 auto; padding: 80px var(--space-sm);
  display: flex; align-items: center; gap: 60px; width: 100%; position: relative; z-index: 1;
}
.hero-text { flex: 1; min-width: 0; }
.hero-text h1 {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 800; line-height: 1.05;
  color: #fff; margin-bottom: 24px;
}
.hero-text p {
  font-size: 18px; color: var(--text-muted); line-height: 1.7;
  max-width: 520px; margin-bottom: 36px;
}
.hero-cta { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.hero-image { flex: 0 0 380px; }

/* app preview card */
.app-preview {
  background: var(--surface-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: 28px; box-shadow: var(--shadow-lg);
}
.app-status {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 12px;
}
.app-status.connected { color: var(--green); font-weight: 700; font-size: 15px; }
.status-dot {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--green); box-shadow: 0 0 8px var(--green);
}
.app-location { font-size: 22px; font-weight: 700; color: #fff; margin-bottom: 12px; }
.app-detail {
  display: flex; gap: 8px; flex-wrap: wrap; margin-bottom: 24px;
}
.app-detail span {
  background: var(--surface-3); color: var(--text-muted);
  font-size: 12px; padding: 4px 10px; border-radius: 20px;
}
.btn-disconnect {
  display: block; width: 100%; text-align: center;
  background: var(--primary); color: var(--text-dark);
  font-weight: 700; font-size: 15px; padding: 12px;
  border-radius: var(--radius-md); text-decoration: none;
  transition: background var(--transition);
}
.btn-disconnect:hover { background: var(--primary-dark); text-decoration: none; }

/* ─── PRODUCTS SECTION ─── */
.products-section {
  background: var(--dark);
  padding: 40px 0;
  border-bottom: 1px solid var(--border);
}
.product-cards { display: flex; gap: 16px; }
.product-card {
  flex: 1; display: flex; align-items: center; gap: 16px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 24px;
  text-decoration: none; transition: border-color var(--transition), transform var(--transition);
  color: var(--text);
}
.product-card:hover {
  border-color: var(--primary); transform: translateY(-2px); text-decoration: none;
}
.product-icon { font-size: 32px; flex-shrink: 0; }
.product-info h3 { font-size: 15px; font-weight: 700; letter-spacing: 0.05em; margin: 0 0 4px; }
.product-info p { font-size: 13px; color: var(--text-muted); margin: 0; }
.product-arrow { margin-left: auto; font-size: 20px; color: var(--text-muted); }

/* ─── WHY SECTION ─── */
.why-section { background: var(--dark); padding: 80px 0; }
.section-head { text-align: center; max-width: 680px; margin: 0 auto 48px; }
.section-head h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; margin-bottom: 16px; }
.section-head p { font-size: 17px; color: var(--text-muted); }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.why-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); overflow: hidden;
  transition: transform var(--transition), border-color var(--transition);
}
.why-card:hover { transform: translateY(-4px); border-color: rgba(255,213,36,0.3); }
.why-card img { width: 100%; height: 200px; object-fit: cover; }
.why-content { padding: 24px; }
.why-content h3 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.why-content p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }

/* ─── FEATURES SPLIT ─── */
.features-dark { background: var(--surface); padding: 80px 0; }
.features-split {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.features-text h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 16px; }
.features-text > p { color: var(--text-muted); font-size: 16px; margin-bottom: 32px; }
.feature-list { display: flex; flex-direction: column; gap: 24px; margin-bottom: 36px; }
.feature-item { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon {
  font-size: 24px; flex-shrink: 0; width: 48px; height: 48px;
  background: rgba(255,213,36,0.1); border-radius: var(--radius-md);
  display: flex; align-items: center; justify-content: center;
}
.feature-item h4 { font-size: 15px; font-weight: 700; margin: 0 0 6px; }
.feature-item p { color: var(--text-muted); font-size: 14px; margin: 0; line-height: 1.6; }
.features-image img { border-radius: var(--radius-xl); width: 100%; object-fit: cover; max-height: 500px; }

/* ─── STATS ─── */
.stats-section { background: var(--primary); padding: 60px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; text-align: center; }
.stat-card {}
.stat-number { font-size: clamp(36px, 5vw, 56px); font-weight: 800; color: var(--text-dark); line-height: 1; }
.stat-label { font-size: 14px; font-weight: 600; color: rgba(13,23,35,0.7); margin-top: 8px; }

/* ─── PRIVACY PLEDGE ─── */
.privacy-pledge { background: var(--dark); padding: 80px 0; }
.pledge-inner { max-width: 800px; margin: 0 auto; text-align: center; }
.pledge-inner h2 { font-size: clamp(28px, 4vw, 44px); font-weight: 800; margin-bottom: 16px; }
.pledge-inner p { color: var(--text-muted); font-size: 17px; max-width: 580px; margin: 0 auto 36px; }
.pledge-items {
  display: grid; grid-template-columns: repeat(2, 1fr);
  gap: 16px; text-align: left; margin-bottom: 40px;
}
.pledge-item {
  background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius-md);
  padding: 16px 20px; font-weight: 600; font-size: 15px;
  display: flex; align-items: center; gap: 12px;
}
.pledge-item span { color: var(--primary); font-size: 18px; }

/* ─── FAQ ─── */
.faq { background: var(--surface); padding: 80px 0; }
.faq .section-head { margin-bottom: 40px; }
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 4px; }
.faq-item {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-md); overflow: hidden;
}
.faq-q {
  width: 100%; text-align: left; background: none; border: none;
  color: var(--text); font-size: 16px; font-weight: 600;
  padding: 20px 24px; cursor: pointer;
  display: flex; justify-content: space-between; align-items: center; gap: 16px;
  transition: background var(--transition);
}
.faq-q::after { content: '+'; font-size: 22px; color: var(--primary); flex-shrink: 0; }
.faq-q.open::after { content: '−'; }
.faq-q:hover { background: var(--surface-3); }
.faq-a { display: none; padding: 0 24px 20px; }
.faq-a.open { display: block; }
.faq-a p { color: var(--text-muted); line-height: 1.7; margin: 0; font-size: 15px; }

/* ─── PAGE HERO ─── */
.page-hero {
  background: var(--surface);
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
  text-align: center;
}
.page-hero-inner { max-width: 680px; margin: 0 auto; padding: 0 var(--space-sm); }
.page-hero h1 { font-size: clamp(28px, 4vw, 48px); font-weight: 800; margin-bottom: 16px; }
.page-hero p { color: var(--text-muted); font-size: 18px; }

/* ─── DOWNLOAD ─── */
.download-section { padding: 80px 0; background: var(--dark); }
.platform-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 20px; margin-bottom: 64px;
}
.platform-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px 24px;
  text-align: center; text-decoration: none; color: var(--text);
  transition: border-color var(--transition), transform var(--transition);
  display: block;
}
.platform-card:hover {
  border-color: var(--primary); transform: translateY(-4px); text-decoration: none;
}
.platform-icon { font-size: 40px; margin-bottom: 16px; }
.platform-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 8px; }
.platform-card p { color: var(--text-muted); font-size: 14px; margin-bottom: 20px; }
.btn-platform {
  display: inline-block; background: var(--primary); color: var(--text-dark);
  font-weight: 700; font-size: 14px; padding: 10px 20px;
  border-radius: var(--radius-md);
}
.download-steps { text-align: center; }
.download-steps h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 40px; }
.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px 24px; text-align: center;
}
.step-num {
  width: 48px; height: 48px; border-radius: 50%;
  background: var(--primary); color: var(--text-dark);
  font-size: 20px; font-weight: 800; display: flex; align-items: center;
  justify-content: center; margin: 0 auto 20px;
}
.step-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.step-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }
.download-cta {
  background: var(--surface); padding: 80px 0; text-align: center;
  border-top: 1px solid var(--border);
}
.download-cta h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 16px; }
.download-cta p { color: var(--text-muted); font-size: 17px; margin-bottom: 32px; }

/* ─── PRICING ─── */
.pricing-section { padding: 80px 0; background: var(--dark); }
.pricing-highlight { display: flex; justify-content: center; margin-bottom: 64px; }
.price-card {
  background: var(--surface); border: 2px solid var(--primary);
  border-radius: var(--radius-xl); padding: 48px 40px;
  text-align: center; max-width: 480px; width: 100%; position: relative;
}
.price-card.featured {}
.price-badge {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: var(--text-dark);
  font-size: 12px; font-weight: 700; letter-spacing: 0.06em;
  padding: 4px 16px; border-radius: 20px; text-transform: uppercase;
}
.price-card h2 { font-size: 24px; font-weight: 700; margin-bottom: 24px; }
.price-amount {
  display: flex; align-items: baseline; justify-content: center;
  gap: 4px; margin-bottom: 8px;
}
.price-currency { font-size: 28px; font-weight: 700; color: var(--primary); }
.price-num { font-size: 72px; font-weight: 800; line-height: 1; color: var(--primary); }
.price-period { font-size: 18px; color: var(--text-muted); }
.price-note { color: var(--text-muted); font-size: 13px; margin-bottom: 32px; }
.price-features { text-align: left; margin-bottom: 32px; display: flex; flex-direction: column; gap: 10px; }
.price-features li { font-size: 15px; color: var(--text); }
.payment-methods {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-xl); padding: 48px; margin-bottom: 48px;
  text-align: center;
}
.payment-methods h2 { font-size: 28px; font-weight: 800; margin-bottom: 12px; }
.payment-methods p { color: var(--text-muted); margin-bottom: 32px; }
.payment-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px;
}
.payment-item {
  background: var(--surface-2); border: 1px solid var(--border);
  border-radius: var(--radius-md); padding: 16px; font-size: 15px; font-weight: 600;
}
.pricing-faq { max-width: 780px; margin: 0 auto; }
.pricing-faq h2 { font-size: 28px; font-weight: 800; text-align: center; margin-bottom: 32px; }

/* ─── ABOUT ─── */
.about-section { padding: 80px 0; background: var(--dark); }
.about-intro {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px;
  align-items: center; margin-bottom: 80px;
}
.about-text h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 20px; }
.about-text p { color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; }
.about-image img { border-radius: var(--radius-xl); width: 100%; object-fit: cover; max-height: 420px; }
.values-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-bottom: 64px;
}
.value-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
}
.value-icon { font-size: 36px; margin-bottom: 16px; }
.value-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 12px; }
.value-card p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }
.timeline {}
.timeline h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 40px; text-align: center; }
.timeline-items { display: flex; flex-direction: column; gap: 0; max-width: 760px; margin: 0 auto; }
.timeline-item {
  display: grid; grid-template-columns: 100px 1fr; gap: 32px;
  padding: 28px 0; border-bottom: 1px solid var(--border);
}
.timeline-item:last-child { border-bottom: none; }
.timeline-year { font-size: 24px; font-weight: 800; color: var(--primary); }
.timeline-content h4 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.timeline-content p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }
.about-cta { background: var(--surface); padding: 80px 0; text-align: center; border-top: 1px solid var(--border); }
.about-cta h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 16px; }
.about-cta p { color: var(--text-muted); font-size: 17px; margin-bottom: 32px; }

/* ─── VPN SERVERS ─── */
.servers-section { padding: 80px 0; background: var(--dark); }
.server-intro { max-width: 760px; margin: 0 auto 60px; text-align: center; }
.server-intro h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 16px; }
.server-intro p { color: var(--text-muted); font-size: 16px; line-height: 1.8; }
.regions-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-bottom: 64px; }
.region-card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
}
.region-card h3 { font-size: 18px; font-weight: 700; margin-bottom: 16px; color: var(--primary); }
.region-card li {
  padding: 8px 0; border-bottom: 1px solid var(--border);
  font-size: 14px; color: var(--text);
}
.region-card li:last-child { border-bottom: none; }
.region-note { font-size: 13px; color: var(--text-muted); margin-top: 16px; margin-bottom: 0; }
.server-features { margin-bottom: 64px; }
.server-features h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; text-align: center; margin-bottom: 40px; }
.server-feature-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.server-feature {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-lg); padding: 32px;
}
.sf-icon { font-size: 36px; margin-bottom: 16px; }
.server-feature h3 { font-size: 17px; font-weight: 700; margin-bottom: 12px; }
.server-feature p { color: var(--text-muted); font-size: 14px; line-height: 1.7; margin: 0; }
.server-cta { text-align: center; padding: 48px 0 0; }
.server-cta h2 { font-size: clamp(24px, 3vw, 36px); font-weight: 800; margin-bottom: 28px; }

/* ─── CONTACT ─── */
.contact-section { padding: 80px 0; background: var(--dark); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-info h2 { font-size: clamp(26px, 3.5vw, 40px); font-weight: 800; margin-bottom: 16px; }
.contact-info > p { color: var(--text-muted); font-size: 16px; margin-bottom: 36px; }
.contact-methods { display: flex; flex-direction: column; gap: 24px; }
.contact-method { display: flex; gap: 16px; align-items: flex-start; }
.cm-icon { font-size: 28px; flex-shrink: 0; width: 52px; height: 52px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius-md); display: flex; align-items: center; justify-content: center; }
.cm-text h3 { font-size: 16px; font-weight: 700; margin-bottom: 6px; }
.cm-text p { color: var(--text-muted); font-size: 14px; margin-bottom: 8px; }
.cm-link { color: var(--primary); font-weight: 600; font-size: 14px; }
.contact-faq h2 { font-size: clamp(22px, 3vw, 32px); font-weight: 800; margin-bottom: 24px; }

/* ─── PROSE ─── */
.prose { padding: 80px 0; background: var(--dark); }
.prose-inner { max-width: 780px; margin: 0 auto; padding: 0 var(--space-sm); }
.prose-inner h2 { font-size: 26px; font-weight: 700; margin: 40px 0 16px; color: var(--primary); }
.prose-inner h2:first-child { margin-top: 0; }
.prose-inner p { color: var(--text-muted); line-height: 1.8; margin-bottom: 16px; font-size: 15px; }
.prose-inner ul { list-style: disc; padding-left: 24px; color: var(--text-muted); margin-bottom: 16px; }
.prose-inner li { margin-bottom: 8px; font-size: 15px; line-height: 1.7; }
.prose-inner strong { color: var(--text); }

/* ─── FOOTER ─── */
.site-footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 64px 0 0;
}
.footer-grid {
  max-width: 1200px; margin: 0 auto;
  padding: 0 var(--space-sm) 48px;
  display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px;
}
.footer-brand .logo-footer { height: 32px; margin-bottom: 16px; }
.footer-brand p { color: var(--text-muted); font-size: 14px; max-width: 280px; line-height: 1.7; }
.footer-col h4 { font-size: 13px; font-weight: 700; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--text-muted); margin-bottom: 16px; }
.footer-col li { margin-bottom: 10px; }
.footer-col a { color: var(--text-muted); font-size: 14px; transition: color var(--transition); text-decoration: none; }
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  max-width: 1200px; margin: 0 auto;
  padding: 24px var(--space-sm);
  border-top: 1px solid var(--border);
  text-align: center;
}
.footer-bottom p { color: var(--text-muted); font-size: 14px; margin: 0; }

/* ─── MOBILE RESPONSIVE ─── */
@media (max-width: 900px) {
  .why-grid { grid-template-columns: 1fr; }
  .features-split { grid-template-columns: 1fr; }
  .features-image { order: -1; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .about-intro { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .regions-grid { grid-template-columns: 1fr; }
  .server-feature-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .platform-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-grid { grid-template-columns: 1fr; }
  .payment-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav { padding-right: 0; }
  .nav-links { display: none; flex-direction: column; }
  .nav-links.open {
    display: flex; position: fixed; top: 64px; left: 0; right: 0;
    background: var(--header-bg); border-bottom: 1px solid var(--border);
    padding: 16px; z-index: 999; max-height: calc(100vh - 64px); overflow-y: auto;
    gap: 4px;
  }
  .nav-links > li > a { padding: 12px 16px; font-size: 16px; }
  .mobile-lang { display: flex; flex-direction: column; gap: 4px; border-top: 1px solid var(--border); padding-top: 8px; margin-top: 4px; }
  .nav-toggle { display: block; padding-right: 16px; }
  .nav-right .btn-cta { display: none; }
  .hero-inner { flex-direction: column; padding: 60px var(--space-sm); gap: 40px; }
  .hero-image { flex: none; width: 100%; max-width: 340px; margin: 0 auto; }
  .hero-text { text-align: center; }
  .hero-text p { margin-left: auto; margin-right: auto; }
  .hero-text h1 { font-size: clamp(32px, 9vw, 48px); }
  .hero-cta { flex-direction: column; align-items: center; justify-content: center; width: 100%; }
  .hero-cta .btn-cta, .hero-cta .btn-outline { display: block; margin-left: auto; margin-right: auto; text-align: center; width: max-content; max-width: 90%; }
  .product-cards { flex-direction: column; }
  .platform-grid { grid-template-columns: 1fr; }
  .pledge-items { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .timeline-item { grid-template-columns: 80px 1fr; gap: 16px; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .payment-grid { grid-template-columns: 1fr; }
  .btn-cta.btn-lg { display: block; width: max-content; max-width: 90%; margin-left: auto; margin-right: auto; text-align: center; }
  .download-cta .btn-cta, .about-cta .btn-cta, .server-cta .btn-cta, .pledge-inner .btn-cta, .price-card .btn-cta, .features-text .btn-cta, .why-section .btn-cta, .stats-section .btn-cta { display: block; width: max-content; max-width: 90%; margin-left: auto; margin-right: auto; text-align: center; }
  .features-text { text-align: center; }
}

@media (max-width: 480px) {
  .price-card { padding: 36px 24px; }
  .price-num { font-size: 56px; }
}