/* ============================================
   LockMyPic — Website Styles
   Dark theme, glassmorphism, modern aesthetic
   ============================================ */

/* ---------- Reset & Base ---------- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --bg:          #080B10;
  --bg2:         #0D1117;
  --surface:     rgba(255,255,255,0.04);
  --surface2:    rgba(255,255,255,0.07);
  --border:      rgba(255,255,255,0.08);
  --border2:     rgba(255,255,255,0.14);
  --text:        #E8EAF0;
  --text-muted:  rgba(232,234,240,0.5);
  --text-dim:    rgba(232,234,240,0.3);
  --accent:      #4F8EF7;
  --accent2:     #A84FF7;
  --green:       #4FF787;
  --radius:      16px;
  --radius-lg:   24px;
  --font:        -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  line-height: 1.6;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a {
  color: inherit;
  text-decoration: none;
}

img { max-width: 100%; }

.container {
  width: 100%;
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Typography ---------- */
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 700; line-height: 1.15; letter-spacing: -0.02em; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); font-weight: 700; line-height: 1.2; letter-spacing: -0.015em; }
h3 { font-size: 1.15rem; font-weight: 600; line-height: 1.3; }

.gradient-text {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ---------- Buttons ---------- */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--accent);
  color: #fff;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: none;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s, background 0.2s;
  box-shadow: 0 4px 24px rgba(79,142,247,0.35);
}
.btn-primary:hover {
  background: #6BA4FF;
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(79,142,247,0.45);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 14px 28px;
  background: var(--surface2);
  color: var(--text);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: 50px;
  border: 1px solid var(--border2);
  cursor: pointer;
  transition: transform 0.2s, background 0.2s;
  backdrop-filter: blur(10px);
}
.btn-secondary:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-2px);
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 12px 0;
  color: var(--accent);
  font-weight: 600;
  font-size: 0.95rem;
  transition: gap 0.2s;
}
.btn-ghost:hover { gap: 10px; }

.btn-nav {
  padding: 8px 20px;
  background: var(--accent);
  color: #fff;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 50px;
  transition: background 0.2s, transform 0.2s;
}
.btn-nav:hover { background: #6BA4FF; transform: translateY(-1px); }

.btn-large { padding: 18px 36px; font-size: 1.05rem; }

.btn-submit {
  width: 100%;
  justify-content: center;
  border-radius: var(--radius);
  padding: 16px;
}

/* ---------- Section Header ---------- */
.section-header {
  text-align: center;
  margin-bottom: 60px;
}
.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 12px auto 0;
}
.section-tag {
  display: inline-block;
  padding: 5px 14px;
  background: rgba(79,142,247,0.12);
  color: var(--accent);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-radius: 50px;
  border: 1px solid rgba(79,142,247,0.25);
  margin-bottom: 16px;
}

/* ---------- Orbs (background glows) ---------- */
.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  pointer-events: none;
  opacity: 0.5;
}
.orb1 { width: 600px; height: 600px; background: radial-gradient(circle, rgba(79,142,247,0.25), transparent 70%); top: -100px; left: -200px; }
.orb2 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(168,79,247,0.2), transparent 70%); top: 100px; right: -100px; }
.orb3 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(79,247,135,0.12), transparent 70%); bottom: 0; left: 30%; }

/* ---------- NAVBAR ---------- */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: background 0.3s, border-color 0.3s, backdrop-filter 0.3s;
}
.navbar.scrolled {
  background: rgba(8,11,16,0.85);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 12px 0;
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 700;
}
.nav-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
  flex: 1;
  justify-content: flex-end;
  margin: 0 32px;
}
.nav-links a {
  font-size: 0.9rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: transform 0.3s, opacity 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  top: 64px; left: 0; right: 0;
  background: rgba(8,11,16,0.97);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(20px);
  z-index: 999;
  padding: 16px 0;
}
.mobile-menu.open { display: block; }
.mobile-menu ul { list-style: none; }
.mobile-menu a {
  display: block;
  padding: 14px 24px;
  font-size: 1rem;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  transition: color 0.2s, background 0.2s;
}
.mobile-menu a:hover { color: var(--text); background: var(--surface); }

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}
.hero-text { max-width: 560px; }
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.06);
  border: 1px solid var(--border2);
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--green);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--green);
}
.hero-text h1 { margin-bottom: 20px; }
.hero-sub {
  font-size: 1.1rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 480px;
}
.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

/* Phone mockup */
.hero-visual {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 24px;
}
.phone-mockup {
  width: 220px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border2);
  border-radius: 36px;
  padding: 12px;
  box-shadow: 0 40px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.05);
  position: relative;
}
.phone-mockup::before {
  content: '';
  position: absolute;
  top: 16px; left: 50%; transform: translateX(-50%);
  width: 60px; height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 3px;
}
.phone-screen {
  background: #0D1117;
  border-radius: 26px;
  height: 380px;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.screen-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: rgba(255,255,255,0.2);
}
.screen-placeholder span { font-size: 0.75rem; }

/* QR */
.hero-qr {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.qr-placeholder {
  width: 100px;
  height: 100px;
  background: white;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.qr-grid {
  width: 80px;
  height: 80px;
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
}
.qr-corner {
  width: 24px;
  height: 24px;
  border: 3px solid #111;
  position: relative;
}
.qr-corner::after {
  content: '';
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 8px;
  height: 8px;
  background: #111;
}
.qr-corner.tl { border-radius: 4px 0 0 0; }
.qr-corner.br { border-radius: 0 0 4px 0; }
.qr-center {
  background: repeating-linear-gradient(45deg, #ccc 0, #ccc 2px, transparent 0, transparent 6px);
}
.qr-label {
  font-size: 0.72rem;
  color: var(--text-dim);
  text-align: center;
}

/* ---------- STATS ---------- */
.stats {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,0.015);
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
}
.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4px;
  padding: 16px;
  border-right: 1px solid var(--border);
}
.stat-item:last-child { border-right: none; }
.stat-num {
  font-size: 1.8rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
}

/* ---------- FEATURES ---------- */
.features {
  padding: 100px 0;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: transform 0.3s, border-color 0.3s, background 0.3s;
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.1), transparent);
}
.feature-card:hover {
  transform: translateY(-4px);
  border-color: var(--border2);
  background: var(--surface2);
}
.card-glow:hover::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  background: radial-gradient(circle at 50% 0%, rgba(79,142,247,0.07), transparent 70%);
  pointer-events: none;
}
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: color-mix(in srgb, var(--icon-color) 15%, transparent);
  border: 1px solid color-mix(in srgb, var(--icon-color) 25%, transparent);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
  color: var(--icon-color);
}
.feature-card h3 { margin-bottom: 10px; }
.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.65;
}

/* ---------- SCREENSHOTS ---------- */
.screenshots {
  padding: 100px 0;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.02), transparent);
}
.screenshots-row {
  display: flex;
  gap: 20px;
  align-items: flex-end;
  justify-content: center;
  overflow-x: auto;
  padding-bottom: 8px;
}
.screenshot-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  flex-shrink: 0;
}
.screenshot-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.screenshot-phone {
  width: 160px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 10px;
  box-shadow: 0 20px 40px rgba(0,0,0,0.4);
}
.screenshot-item.featured .screenshot-phone {
  width: 190px;
  border-color: rgba(79,142,247,0.3);
  box-shadow: 0 30px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(79,142,247,0.15);
}
.screenshot-placeholder {
  background: #0D1117;
  border-radius: 20px;
  height: 290px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 10px;
  color: rgba(255,255,255,0.15);
}
.screenshot-item.featured .screenshot-placeholder { height: 340px; }
.screenshot-placeholder span { font-size: 0.72rem; }

/* ---------- PRIVACY ---------- */
.privacy-section {
  padding: 100px 0;
}
.privacy-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 60px;
  align-items: center;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px;
  position: relative;
  overflow: hidden;
}
.privacy-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
}
.privacy-icon {
  color: var(--green);
  flex-shrink: 0;
  opacity: 0.8;
}
.privacy-text .section-tag { margin-bottom: 16px; }
.privacy-text h2 { margin-bottom: 24px; }
.privacy-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}
.privacy-list li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

/* ---------- DOWNLOAD ---------- */
.download-section {
  padding: 100px 0;
}
.download-card {
  position: relative;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 60px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 40px;
  align-items: center;
}
.download-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}
.orb-dl1 { width: 400px; height: 400px; background: radial-gradient(circle, rgba(79,142,247,0.15), transparent 70%); top: -100px; left: -100px; }
.orb-dl2 { width: 300px; height: 300px; background: radial-gradient(circle, rgba(168,79,247,0.12), transparent 70%); bottom: -100px; right: 200px; }
.download-content { position: relative; z-index: 1; }
.download-content h2 { margin-bottom: 16px; }
.download-content p { color: var(--text-muted); margin-bottom: 32px; max-width: 440px; }

/* QR large */
.qr-box { position: relative; z-index: 1; }
.qr-placeholder-large {
  width: 160px;
  height: 160px;
  background: white;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
}
.qr-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}
.qr-pixel-grid {
  width: 110px;
  height: 110px;
  background:
    repeating-linear-gradient(90deg, #ddd 0, #ddd 2px, transparent 0, transparent 8px),
    repeating-linear-gradient(180deg, #ddd 0, #ddd 2px, transparent 0, transparent 8px);
  position: relative;
  border-radius: 4px;
}
.qr-corner-block {
  position: absolute;
  width: 26px;
  height: 26px;
  background: white;
  border: 3px solid #111;
  border-radius: 3px;
}
.qr-corner-block.tl { top: 0; left: 0; }
.qr-corner-block.br { bottom: 0; right: 0; }
.qr-eye {
  width: 10px;
  height: 10px;
  background: #111;
  border-radius: 2px;
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.qr-note {
  font-size: 0.6rem;
  color: #888;
  text-align: center;
  line-height: 1.3;
}

/* ---------- SUPPORT ---------- */
.support-section {
  padding: 100px 0;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.015), transparent);
}
.support-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}

/* Contact cards */
.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.contact-card {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.2s, border-color 0.2s, background 0.2s;
  cursor: pointer;
}
.contact-card:hover {
  transform: translateY(-2px);
  border-color: var(--border2);
  background: var(--surface2);
}
.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: rgba(79,142,247,0.1);
  border: 1px solid rgba(79,142,247,0.2);
  color: var(--accent);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact-card > div { flex: 1; }
.contact-card strong { display: block; font-size: 0.9rem; margin-bottom: 2px; }
.contact-card span { font-size: 0.8rem; color: var(--text-muted); }
.contact-card .arrow { color: var(--text-dim); flex-shrink: 0; transition: transform 0.2s; }
.contact-card:hover .arrow { transform: translateX(4px); }

/* Support form */
.support-form {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.form-group label {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}
.form-group input,
.form-group select,
.form-group textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 12px 14px;
  color: var(--text);
  font-size: 0.9rem;
  font-family: var(--font);
  outline: none;
  transition: border-color 0.2s, background 0.2s;
  width: 100%;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-dim);
}
.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  padding-right: 40px;
}
.form-group select option { background: #1A1F2B; }
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: rgba(79,142,247,0.5);
  background: rgba(79,142,247,0.05);
}
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note {
  font-size: 0.78rem;
  color: var(--text-dim);
  text-align: center;
}
.form-success {
  display: none;
  align-items: center;
  gap: 10px;
  padding: 14px 18px;
  background: rgba(79,247,135,0.08);
  border: 1px solid rgba(79,247,135,0.2);
  border-radius: 10px;
  font-size: 0.9rem;
  color: var(--green);
}
.form-success.show { display: flex; }

/* ---------- FOOTER ---------- */
.footer {
  border-top: 1px solid var(--border);
  background: rgba(255,255,255,0.01);
}
.footer-inner {
  display: grid;
  grid-template-columns: 1.5fr repeat(3, 1fr);
  gap: 48px;
  padding: 60px 24px 40px;
}
.footer-brand p {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 12px;
  max-width: 220px;
  line-height: 1.6;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.footer-col strong {
  font-size: 0.82rem;
  color: var(--text);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 4px;
}
.footer-col a {
  font-size: 0.88rem;
  color: var(--text-muted);
  transition: color 0.2s;
}
.footer-col a:hover { color: var(--text); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  font-size: 0.8rem;
  color: var(--text-dim);
}

/* ---------- Language Switcher ---------- */
.lang-switcher {
  position: relative;
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  padding: 6px 11px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
  white-space: nowrap;
}
.lang-btn:hover {
  background: var(--surface2);
  border-color: var(--border2);
  color: var(--text);
}
.lang-chevron {
  transition: transform 0.2s;
  opacity: 0.6;
}
.lang-btn[aria-expanded="true"] .lang-chevron {
  transform: rotate(180deg);
}

.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: #131820;
  border: 1px solid var(--border2);
  border-radius: var(--radius);
  padding: 6px;
  min-width: 180px;
  box-shadow: 0 16px 40px rgba(0,0,0,0.5);
  z-index: 2000;
  backdrop-filter: blur(20px);
}
.lang-dropdown.open {
  display: block;
  animation: dropIn 0.15s ease;
}
@keyframes dropIn {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: translateY(0); }
}

.lang-item {
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  padding: 9px 12px;
  background: none;
  border: none;
  border-radius: 8px;
  color: var(--text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  text-align: left;
}
.lang-item:hover {
  background: var(--surface2);
  color: var(--text);
}
.lang-item.active {
  color: var(--accent);
  background: rgba(79,142,247,0.1);
}
.lang-flag { font-size: 1rem; line-height: 1; }
.lang-name { flex: 1; }

/* ---------- App Store Badge ---------- */
.app-store-link {
  display: inline-block;
  transition: opacity 0.2s, transform 0.2s;
  line-height: 0;
}
.app-store-link:hover {
  opacity: 0.85;
  transform: translateY(-2px);
}
.app-store-badge {
  height: 54px;
  width: auto;
  display: block;
}
.apple-credit {
  color: var(--text-dim);
  font-size: 0.72rem;
}
.footer-credit {
  text-align: center;
  color: var(--text-dim);
  font-size: 0.72rem;
  padding-bottom: 16px;
}

/* ---------- Policy Pages ---------- */
.policy-page {
  padding: 120px 0 100px;
  min-height: 100vh;
}
.policy-container {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}
.policy-header {
  margin-bottom: 48px;
  padding-bottom: 32px;
  border-bottom: 1px solid var(--border);
}
.policy-header h1 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 10px;
}
.policy-updated {
  color: var(--text-dim);
  font-size: 0.85rem;
}
.policy-section {
  margin-bottom: 36px;
}
.policy-section h2 {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text);
  margin-bottom: 12px;
  padding-top: 4px;
}
.policy-section p {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 10px;
}
.policy-section ul {
  padding-left: 20px;
  margin: 10px 0;
}
.policy-section li {
  color: var(--text-muted);
  line-height: 1.8;
  margin-bottom: 6px;
}
.policy-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 40px;
  transition: gap 0.2s;
}
.policy-back:hover { gap: 10px; }

/* ---------- Animations ---------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays */
.fade-in:nth-child(1) { transition-delay: 0s; }
.fade-in:nth-child(2) { transition-delay: 0.08s; }
.fade-in:nth-child(3) { transition-delay: 0.16s; }
.fade-in:nth-child(4) { transition-delay: 0.24s; }
.fade-in:nth-child(5) { transition-delay: 0.32s; }
.fade-in:nth-child(6) { transition-delay: 0.40s; }
.fade-in:nth-child(7) { transition-delay: 0.08s; }
.fade-in:nth-child(8) { transition-delay: 0.16s; }
.fade-in:nth-child(9) { transition-delay: 0.24s; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .privacy-card { padding: 40px; gap: 40px; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; }
  .hero-text { max-width: 100%; }
  .hero-sub { margin: 0 auto 36px; }
  .hero-cta { justify-content: center; }
  .hero-visual { display: none; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-right: 1px solid var(--border); }
  .support-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .download-card { grid-template-columns: 1fr; }
  .qr-box { display: none; }
  .privacy-card { grid-template-columns: 1fr; }
  .privacy-icon { display: none; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .app-store-badge { height: 46px; }
  .features-grid { grid-template-columns: 1fr; }
  .screenshots-row { justify-content: flex-start; padding: 0 8px 8px; }
  .footer-inner { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
}

@media (max-width: 480px) {
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat-item:nth-child(odd) { border-right: 1px solid var(--border); }
  .stat-item:nth-child(even) { border-right: none; }
  .stat-item:nth-child(1),
  .stat-item:nth-child(2) { border-bottom: 1px solid var(--border); }
  .privacy-card { padding: 28px; }
  .download-card { padding: 28px; }
  .support-form { padding: 20px; }
}