/* ====== RénovaLoop AI — Website Styles (Premium) ====== */

:root {
  --primary: #7C9A8E;
  --primary-dark: #4A6B5D;
  --primary-darker: #3A5B4D;
  --primary-light: #A3BEB3;
  --primary-bg: rgba(124,154,142,0.1);
  --bg-light: #F9F8F6;
  --bg-dark: #0B0D12;
  --surface-light: #FFFFFF;
  --surface-dark: #151720;
  --surface-glass-light: rgba(255,255,255,0.7);
  --surface-glass-dark: rgba(21,23,32,0.6);
  --text-light: #1A1A1A;
  --text-dark: #F0F0F2;
  --text-secondary-light: #4A4A4A;
  --text-secondary-dark: #C0C0C8;
  --text-muted-light: #5A5A65;
  --text-muted-dark: #8A8A96;
  --border-light: rgba(0,0,0,0.08);
  --border-dark: rgba(255,255,255,0.08);
  --radius: 16px;
  --radius-lg: 24px;
  --radius-sm: 10px;
  --max-width: 1200px;
  --ease: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ====== Reset ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--bg-light);
  color: var(--text-light);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
}

/* ====== Shimmer animation ====== */
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}


a { color: var(--primary-dark); text-decoration: none; transition: color var(--ease); }
a:hover { color: var(--primary-darker); }
img { max-width: 100%; height: auto; display: block; }

/* ====== LIGHT MODE (default) ====== */

.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(249,248,246,0.75);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--border-light);
  padding: 0 24px;
}

.header-inner {
  max-width: var(--max-width); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between; height: 76px;
}

.header-logo {
  display: flex; align-items: center; gap: 12px;
  font-weight: 800; font-size: 22px; color: var(--text-light);
  transition: opacity var(--ease);
}
.header-logo:hover { opacity: 0.7; }
.header-logo img { width: 42px; height: 42px; border-radius: var(--radius-sm); }

nav { display: flex; align-items: center; gap: 24px; }
nav a { font-size: 16px; font-weight: 500; color: var(--text-muted-light); }
nav a:hover { color: var(--primary-dark); }

.lang-btn {
  background: transparent; border: 1px solid var(--border-light);
  border-radius: var(--radius-sm); padding: 5px 12px;
  font-size: 13px; font-weight: 600; cursor: pointer;
  color: var(--text-muted-light); font-family: inherit;
  transition: all var(--ease); letter-spacing: 0.5px;
}
.lang-btn:hover { border-color: var(--primary); background: var(--primary-bg); color: var(--primary-dark); }

/* Hero */
.hero {
  max-width: var(--max-width); margin: 0 auto;
  padding: 64px 24px 32px; text-align: center; position: relative;
}

.hero-glow {
  position: absolute; top: -80px; left: 50%; transform: translateX(-50%);
  width: 700px; height: 500px;
  background: radial-gradient(ellipse at center, rgba(124,154,142,0.07) 0%, transparent 65%);
  pointer-events: none; z-index: -1;
}

.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: var(--primary-bg); color: var(--primary-dark);
  font-size: 14px; font-weight: 600; padding: 8px 18px;
  border-radius: 20px; margin-bottom: 20px; letter-spacing: 0.3px;
  border: 1px solid rgba(124,154,142,0.15);
}

.hero-icon {
  width: 160px; height: 160px; border-radius: 36px; margin: 0 auto 28px;
  box-shadow: 0 0 0 1px rgba(124,154,142,0.1), 0 0 40px rgba(124,154,142,0.15);
  transition: transform var(--ease);
}
.hero-icon:hover { transform: scale(1.05) rotate(-2deg); }

.hero h1 {
  font-size: 64px; font-weight: 800;
  letter-spacing: -1.5px; line-height: 1.08; margin-bottom: 16px;
}
.hero h1 .highlight {
  background: linear-gradient(90deg, var(--primary-darker) 0%, var(--primary-dark) 25%, var(--primary) 50%, var(--primary-dark) 75%, var(--primary-darker) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--primary-dark);
  animation: shimmer 4s ease-in-out infinite;
}

.hero p {
  font-size: 20px; color: var(--text-secondary-light);
  max-width: 640px; margin: 0 auto 32px; line-height: 1.7;
}

.store-buttons { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.store-btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 16px 32px; border-radius: 14px;
  font-weight: 600; font-size: 17px; font-family: inherit;
  border: none; color: #fff;
  transition: all var(--ease); letter-spacing: 0.2px;
  pointer-events: none; opacity: 0.5; cursor: default;
}
.store-btn, .store-btn:hover, .store-btn:visited { color: #fff !important; }
.store-btn:hover { transform: none; box-shadow: none; }
.store-btn--apple { background: #000; }
.store-btn--apple:hover { background: #1a1a1a; }
.store-btn--google { background: #01875f; }
.store-btn--google:hover { background: #019966; }
.store-btn svg { width: 20px; height: 20px; flex-shrink: 0; }

.coming-soon {
  margin-top: 16px; font-size: 13px; color: var(--text-muted-light);
  font-weight: 500; letter-spacing: 0.3px;
}

/* Stats */
.stats-bar { max-width: var(--max-width); margin: 0 auto; padding: 16px 24px 48px; }

.stats-grid {
  display: flex; justify-content: center; gap: 48px; flex-wrap: wrap;
  padding: 24px 0;
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
}

.stat { text-align: center; }
.stat-number { font-size: 48px; font-weight: 800; color: var(--primary-dark); letter-spacing: -1px; line-height: 1; margin-bottom: 4px; }
.stat-label { font-size: 14px; color: var(--text-muted-light); font-weight: 600; text-transform: uppercase; letter-spacing: 1px; }

/* Features */
.features {
  max-width: var(--max-width); margin: 0 auto; padding: 24px 24px 80px;
  position: relative;
}

.features-header { text-align: center; margin-bottom: 40px; }
.features-title { font-size: 36px; font-weight: 800; letter-spacing: -0.5px; margin-bottom: 8px; color: var(--text-light); }
.features-subtitle { font-size: 18px; color: var(--text-muted-light); }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }

.card {
  background: var(--surface-glass-light);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: all var(--ease);
  box-shadow: 0 1px 3px rgba(0,0,0,0.02), 0 4px 16px rgba(0,0,0,0.03);
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(124,154,142,0.15), 0 4px 12px rgba(0,0,0,0.04);
  border-color: rgba(124,154,142,0.35);
}

.feature-icon {
  width: 60px; height: 60px; border-radius: 16px;
  background: var(--primary-bg);
  display: flex; align-items: center; justify-content: center;
  font-size: 30px; margin-bottom: 20px;
}

.card h3 { font-size: 22px; font-weight: 700; margin-bottom: 10px; letter-spacing: -0.3px; color: var(--text-light); }
.card p { font-size: 16px; color: var(--text-secondary-light); line-height: 1.6; }

/* ====== Shared section styles ====== */
.section-title {
  font-size: 36px; font-weight: 800; letter-spacing: -0.5px;
  margin-bottom: 8px; text-align: center; color: var(--text-light);
}
.section-subtitle {
  font-size: 18px; color: var(--text-muted-light);
  text-align: center; margin-bottom: 48px;
}

/* ====== How it works ====== */
.how-it-works {
  max-width: var(--max-width); margin: 0 auto; padding: 64px 24px;
}
.how-inner { max-width: var(--max-width); margin: 0 auto; }

.steps-list {
  display: flex; flex-direction: column; gap: 0;
  max-width: 640px; margin: 0 auto;
  position: relative;
}

/* Vertical line connecting steps */
.steps-list::before {
  content: '';
  position: absolute; left: 21px; top: 22px; bottom: 22px;
  width: 2px;
  background: linear-gradient(to bottom, var(--primary), rgba(124,154,142,0.2));
  border-radius: 1px;
}

.step {
  display: flex; align-items: flex-start; gap: 20px;
  padding: 16px 0; position: relative;
}

.step-number {
  width: 44px; height: 44px; border-radius: 50%;
  background: var(--primary-dark); color: #fff;
  font-size: 18px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; position: relative; z-index: 1;
}

.step-content { flex: 1; padding-top: 8px; }
.step h3 { font-size: 20px; font-weight: 700; margin-bottom: 6px; color: var(--text-light); }
.step p { font-size: 16px; color: var(--text-secondary-light); line-height: 1.6; }

/* ====== Screenshots ====== */
.screenshots {
  max-width: var(--max-width); margin: 0 auto; padding: 64px 24px;
}
.screenshots-inner { max-width: var(--max-width); margin: 0 auto; }

.screenshots-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
}

.screenshot-placeholder {
  aspect-ratio: 9/16; border-radius: var(--radius-lg);
  background: var(--surface-glass-light);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 2px dashed rgba(124,154,142,0.25);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; padding: 16px;
}
.screenshot-placeholder span {
  font-size: 18px; font-weight: 700; color: var(--primary-dark);
}
.screenshot-placeholder small {
  font-size: 12px; color: var(--text-muted-light); font-weight: 500;
}

/* ====== Before / After ====== */
.before-after {
  max-width: var(--max-width); margin: 0 auto; padding: 64px 24px;
}
.before-after-inner { max-width: var(--max-width); margin: 0 auto; }

.ba-grid {
  display: flex; align-items: center; justify-content: center; gap: 24px;
}

.ba-placeholder {
  flex: 1; max-width: 380px; aspect-ratio: 4/3;
  border-radius: var(--radius-lg);
  background: var(--surface-glass-light);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 2px dashed rgba(124,154,142,0.25);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 8px; position: relative;
}
.ba-after { border-color: rgba(124,154,142,0.4); }

.ba-label {
  position: absolute; top: 12px; left: 12px;
  background: var(--primary-dark); color: #fff;
  font-size: 11px; font-weight: 700; letter-spacing: 1px;
  padding: 4px 10px; border-radius: 6px;
}
.ba-after .ba-label { background: var(--primary); }

.ba-placeholder span { font-size: 18px; font-weight: 700; color: var(--primary-dark); }
.ba-placeholder small { font-size: 12px; color: var(--text-muted-light); }

.ba-arrow { font-size: 36px; color: var(--primary); flex-shrink: 0; }

/* ====== FAQ ====== */
.faq {
  max-width: var(--max-width); margin: 0 auto; padding: 64px 24px 80px;
}
.faq-inner { max-width: 720px; margin: 0 auto; }

.faq-grid { display: flex; flex-direction: column; gap: 12px; }

.faq-item {
  background: var(--surface-glass-light);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02), 0 4px 16px rgba(0,0,0,0.03);
}

.faq-item h3 { font-size: 19px; font-weight: 700; margin-bottom: 8px; color: var(--text-light); }
.faq-item p { font-size: 16px; color: var(--text-secondary-light); line-height: 1.7; }

/* ====== Support page ====== */
/* Flow diagram */
.flow-diagram {
  display: flex; align-items: center; justify-content: center;
  gap: 8px; flex-wrap: wrap; margin: 20px 0 12px;
}
.flow-step {
  display: flex; flex-direction: column; align-items: center; gap: 4px;
  background: var(--primary-bg); border: 1px solid rgba(124,154,142,0.2);
  border-radius: 14px; padding: 14px 20px; min-width: 80px;
}
.flow-icon { font-size: 24px; }
.flow-step span:last-child { font-size: 13px; font-weight: 600; color: var(--primary-dark); }
.flow-arrow { font-size: 20px; color: var(--primary); font-weight: 700; }
.flow-loop { margin-top: 8px; font-size: 13px; color: var(--text-muted-light); font-style: italic; }
.dark .flow-step { background: rgba(124,154,142,0.08); border-color: rgba(124,154,142,0.15); }
.dark .flow-step span:last-child { color: var(--primary-light); }
.dark .flow-arrow { color: var(--primary-light); }
.dark .flow-loop { color: var(--text-muted-dark); }

.support-category {
  font-size: 26px; font-weight: 800; letter-spacing: -0.3px;
  margin-top: 48px; margin-bottom: 16px; color: var(--text-light);
}
.support-category:first-of-type { margin-top: 0; }

/* Footer */
.footer {
  background: var(--surface-light); border-top: 1px solid var(--border-light);
  padding: 40px 24px; text-align: center;
}
.footer-inner { max-width: var(--max-width); margin: 0 auto; }
.footer-brand {
  display: flex; align-items: center; justify-content: center; gap: 10px;
  margin-bottom: 16px; font-weight: 700; font-size: 18px; color: var(--text-light);
}
.footer-brand img { width: 28px; height: 28px; border-radius: 8px; }
.footer-links { display: flex; justify-content: center; gap: 32px; margin-bottom: 16px; flex-wrap: wrap; }
.footer-links a { font-size: 16px; color: var(--text-muted-light); font-weight: 500; }
.footer-links a:hover { color: var(--primary-dark); }
.muted { color: var(--text-muted-light); font-size: 13px; }

/* ====== 11 Tools detail ====== */
.tools-detail { max-width: var(--max-width); margin: 0 auto; padding: 64px 24px; }
.tools-detail-inner { text-align: center; }
.tools-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px;
  margin-top: 40px; text-align: left;
}
.tool-item {
  background: var(--surface-glass-light); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light); border-radius: var(--radius-lg);
  padding: 20px; transition: all var(--ease);
}
.tool-item:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.tool-emoji { font-size: 24px; display: block; margin-bottom: 8px; }
.tool-item strong { font-size: 15px; display: block; margin-bottom: 4px; }
.tool-item p { font-size: 13px; color: var(--text-secondary-light); margin: 0; line-height: 1.5; }

/* ====== Pricing ====== */
.pricing { max-width: var(--max-width); margin: 0 auto; padding: 64px 24px; }
.pricing-inner { text-align: center; }
.pricing-grid {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px;
  margin-top: 40px; text-align: left;
}
.pricing-card {
  background: var(--surface-glass-light); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light); border-radius: var(--radius-lg);
  padding: 28px 24px; position: relative;
  transition: all var(--ease);
}
.pricing-card:hover { transform: translateY(-4px); box-shadow: 0 8px 32px rgba(0,0,0,0.08); }
.pricing-card--popular { border-color: var(--primary); box-shadow: 0 0 0 1px var(--primary), 0 8px 32px rgba(124,154,142,0.15); }
.pricing-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--primary); color: #fff; font-size: 12px; font-weight: 700;
  padding: 4px 16px; border-radius: 20px; letter-spacing: 0.5px;
}
.pricing-name { font-size: 20px; font-weight: 700; margin-bottom: 8px; }
.pricing-price { font-size: 36px; font-weight: 800; color: var(--primary-dark); }
.pricing-price span { font-size: 16px; font-weight: 500; color: var(--text-muted-light); }
.pricing-period { font-size: 13px; color: var(--text-muted-light); margin-bottom: 20px; }
.pricing-features { list-style: none; padding: 0; margin: 0; }
.pricing-features li {
  padding: 8px 0; font-size: 14px; color: var(--text-secondary-light);
  border-top: 1px solid var(--border-light);
}
.pricing-features li::before { content: "\2713 "; color: var(--primary); font-weight: 700; margin-right: 8px; }
.pricing-note {
  margin-top: 24px; font-size: 13px; color: var(--text-muted-light);
  font-style: italic;
}

/* ====== Features diff table ====== */
.features-table { max-width: var(--max-width); margin: 0 auto; padding: 64px 24px; }
.features-table-inner { text-align: center; }
.diff-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px;
  margin-top: 40px; text-align: left;
}
.diff-item {
  display: flex; align-items: flex-start; gap: 16px;
  background: var(--surface-glass-light); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light); border-radius: var(--radius-lg);
  padding: 24px; transition: all var(--ease);
}
.diff-item:hover { transform: translateY(-2px); box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.diff-icon { font-size: 28px; flex-shrink: 0; margin-top: 2px; }
.diff-item strong { font-size: 16px; display: block; margin-bottom: 4px; }
.diff-item p { font-size: 14px; color: var(--text-secondary-light); margin: 0; line-height: 1.5; }

/* ====== Testimonials ====== */
.testimonials { max-width: var(--max-width); margin: 0 auto; padding: 64px 24px; }
.testimonials-inner { text-align: center; }
.testimonials-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  margin-top: 40px; text-align: left;
}
.testimonial-card {
  background: var(--surface-glass-light); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light); border-radius: var(--radius-lg);
  padding: 28px; transition: all var(--ease);
}
.testimonial-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.testimonial-stars { color: #F59E0B; font-size: 18px; margin-bottom: 12px; letter-spacing: 2px; }
.testimonial-text { font-size: 15px; line-height: 1.7; color: var(--text-secondary-light); margin-bottom: 16px; font-style: italic; }
.testimonial-author strong { font-size: 15px; display: block; }
.testimonial-author span { font-size: 13px; color: var(--text-muted-light); }

/* ====== Use cases ====== */
.use-cases { max-width: var(--max-width); margin: 0 auto; padding: 64px 24px; }
.use-cases-inner { text-align: center; }
.uc-grid {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px;
  margin-top: 40px; text-align: left;
}
.uc-category {
  background: var(--surface-glass-light); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light); border-radius: var(--radius-lg);
  overflow: hidden; transition: all var(--ease);
}
.uc-category[open] { box-shadow: 0 4px 20px rgba(0,0,0,0.06); }
.uc-category summary {
  padding: 18px 20px; cursor: pointer; font-weight: 600; font-size: 15px;
  list-style: none; display: flex; align-items: center; gap: 8px;
  transition: background var(--ease);
}
.uc-category summary::-webkit-details-marker { display: none; }
.uc-category summary::after { content: "+"; margin-left: auto; font-size: 18px; font-weight: 300; color: var(--text-muted-light); transition: transform var(--ease); }
.uc-category[open] summary::after { content: "−"; }
.uc-category summary:hover { background: var(--primary-bg); }
.uc-category ul { padding: 0 20px 16px; margin: 0; list-style: none; }
.uc-category li {
  padding: 8px 0; font-size: 14px; color: var(--text-secondary-light);
  border-top: 1px solid var(--border-light); line-height: 1.5;
}

/* ====== Trust badges ====== */
.trust-badges { max-width: var(--max-width); margin: 0 auto; padding: 32px 24px 64px; }
.trust-inner {
  display: flex; justify-content: center; gap: 40px; flex-wrap: wrap;
}
.trust-item {
  display: flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 600; color: var(--text-muted-light);
  letter-spacing: 0.3px;
}
.trust-icon { font-size: 20px; }

/* Legal pages */
.legal { max-width: var(--max-width); margin: 0 auto; padding: 48px 24px 80px; }
.legal h1 { font-size: 42px; font-weight: 800; margin-bottom: 8px; letter-spacing: -0.5px; }
.legal .last-updated { font-size: 14px; color: var(--text-muted-light); margin-bottom: 36px; }

.legal-section {
  background: var(--surface-glass-light);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 28px; margin-bottom: 16px;
  box-shadow: 0 1px 3px rgba(0,0,0,0.02), 0 4px 16px rgba(0,0,0,0.03);
  transition: box-shadow var(--ease);
}
.legal-section:hover { box-shadow: 0 4px 24px rgba(0,0,0,0.06); }

.legal-section h2 { font-size: 20px; font-weight: 700; margin-bottom: 12px; color: var(--primary-dark); }
.legal-section p, .legal-section li { font-size: 17px; line-height: 1.7; color: var(--text-secondary-light); }
.legal-section ul { padding-left: 20px; margin-top: 10px; }
.legal-section li { margin-bottom: 8px; }
.legal-section a { color: var(--primary-dark); font-weight: 600; }

/* Theme toggle button */
.theme-btn {
  background: transparent; border: 1px solid var(--border-light);
  border-radius: var(--radius-sm); padding: 5px 10px;
  font-size: 16px; cursor: pointer; line-height: 1;
  transition: all var(--ease);
}
.theme-btn:hover { border-color: var(--primary); background: var(--primary-bg); }

/* ====== DARK MODE — shared styles ====== */
.dark body,
.dark { background: var(--bg-dark); color: var(--text-dark); }
.dark .hero-icon {
  box-shadow: 0 0 0 1px rgba(124,154,142,0.15), 0 0 40px rgba(124,154,142,0.2);
}
.dark .hero h1 .highlight {
  background: linear-gradient(90deg, var(--primary-light) 0%, var(--primary) 25%, #c8ddd4 50%, var(--primary) 75%, var(--primary-light) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: var(--primary-light);
  animation: shimmer 4s ease-in-out infinite;
}
.dark a { color: var(--primary-light); }
.dark a:hover { color: var(--primary); }
.dark .header { background: rgba(11,13,18,0.75); backdrop-filter: blur(20px) saturate(180%); -webkit-backdrop-filter: blur(20px) saturate(180%); border-color: var(--border-dark); }
.dark .header-logo { color: var(--text-dark); }
.dark nav a { color: var(--text-muted-dark); }
.dark nav a:hover { color: var(--primary-light); }
.dark .lang-btn, .dark .theme-btn { border-color: var(--border-dark); color: var(--text-muted-dark); }
.dark .lang-btn:hover, .dark .theme-btn:hover { border-color: var(--primary); background: rgba(124,154,142,0.1); color: var(--primary-light); }
.dark .hero-glow { background: radial-gradient(ellipse at center, rgba(124,154,142,0.06) 0%, transparent 65%); }
.dark .hero-badge { background: rgba(124,154,142,0.1); color: var(--primary-light); border-color: rgba(124,154,142,0.15); }
.dark .hero-icon { box-shadow: 0 0 0 1px rgba(124,154,142,0.15), 0 8px 40px rgba(124,154,142,0.15); }
.dark .hero h1 .highlight { color: var(--primary-light); }
.dark .hero p { color: var(--text-secondary-dark); }
.dark .store-btn--apple, .dark .store-btn--apple:hover, .dark .store-btn--apple:visited { background: #fff; color: #000 !important; }
.dark .store-btn--apple svg path { fill: #000; }
.dark .coming-soon { color: var(--text-muted-dark); }
.dark .stats-grid { border-color: var(--border-dark); }
.dark .stat-number { color: var(--primary-light); }
.dark .stat-label { color: var(--text-muted-dark); }
.dark .features-title { color: var(--text-dark); }
.dark .features-subtitle { color: var(--text-muted-dark); }
.dark .card { background: var(--surface-glass-dark); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-color: var(--border-dark); box-shadow: 0 1px 3px rgba(0,0,0,0.2), 0 4px 16px rgba(0,0,0,0.15); }
.dark .card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.25), 0 1px 3px rgba(0,0,0,0.2); border-color: rgba(124,154,142,0.2); }
.dark .card h3 { color: var(--text-dark); }
.dark .card p { color: var(--text-secondary-dark); }
.dark .feature-icon { background: rgba(124,154,142,0.1); }
.dark .section-title { color: var(--text-dark); }
.dark .section-subtitle { color: var(--text-muted-dark); }
.dark .step h3 { color: var(--text-dark); }
.dark .step p { color: var(--text-secondary-dark); }
.dark .step-number { background: var(--primary-light); color: var(--bg-dark); }
.dark .steps-list::before { background: linear-gradient(to bottom, var(--primary-light), rgba(124,154,142,0.1)); }
.dark .screenshot-placeholder { background: var(--surface-glass-dark); border-color: rgba(124,154,142,0.2); }
.dark .screenshot-placeholder span { color: var(--primary-light); }
.dark .screenshot-placeholder small { color: var(--text-muted-dark); }
.dark .ba-placeholder { background: var(--surface-glass-dark); border-color: rgba(124,154,142,0.2); }
.dark .ba-after { border-color: rgba(124,154,142,0.35); }
.dark .ba-placeholder span { color: var(--primary-light); }
.dark .ba-placeholder small { color: var(--text-muted-dark); }
.dark .ba-arrow { color: var(--primary-light); }
.dark .faq-item { background: var(--surface-glass-dark); border-color: var(--border-dark); }
.dark .faq-item h3 { color: var(--text-dark); }
.dark .faq-item p { color: var(--text-secondary-dark); }
.dark .support-category { color: var(--text-dark); }
.dark .tool-item { background: var(--surface-glass-dark); border-color: var(--border-dark); }
.dark .tool-item:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.dark .tool-item strong { color: var(--text-dark); }
.dark .tool-item p { color: var(--text-secondary-dark); }
.dark .pricing-card { background: var(--surface-glass-dark); border-color: var(--border-dark); }
.dark .pricing-card:hover { box-shadow: 0 8px 32px rgba(0,0,0,0.25); }
.dark .pricing-card--popular { border-color: var(--primary-light); box-shadow: 0 0 0 1px var(--primary-light), 0 8px 32px rgba(124,154,142,0.15); }
.dark .pricing-name { color: var(--text-dark); }
.dark .pricing-price { color: var(--primary-light); }
.dark .pricing-price span { color: var(--text-muted-dark); }
.dark .pricing-period { color: var(--text-muted-dark); }
.dark .pricing-features li { color: var(--text-secondary-dark); border-color: var(--border-dark); }
.dark .pricing-features li::before { color: var(--primary-light); }
.dark .pricing-note { color: var(--text-muted-dark); }
.dark .diff-item { background: var(--surface-glass-dark); border-color: var(--border-dark); }
.dark .diff-item:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.dark .diff-item strong { color: var(--text-dark); }
.dark .diff-item p { color: var(--text-secondary-dark); }
.dark .uc-category { background: var(--surface-glass-dark); border-color: var(--border-dark); }
.dark .uc-category summary::after { color: var(--text-muted-dark); }
.dark .uc-category summary:hover { background: rgba(124,154,142,0.1); }
.dark .uc-category li { color: var(--text-secondary-dark); border-color: var(--border-dark); }
.dark .testimonial-card { background: var(--surface-glass-dark); border-color: var(--border-dark); }
.dark .testimonial-card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.dark .testimonial-text { color: var(--text-secondary-dark); }
.dark .testimonial-author strong { color: var(--text-dark); }
.dark .testimonial-author span { color: var(--text-muted-dark); }
.dark .trust-item { color: var(--text-muted-dark); }
.dark .footer { background: var(--surface-dark); border-color: var(--border-dark); }
.dark .footer-brand { color: var(--text-dark); }
.dark .footer-links a { color: var(--text-muted-dark); }
.dark .footer-links a:hover { color: var(--primary-light); }
.dark .muted { color: var(--text-muted-dark); }
.dark .legal h1 { color: var(--text-dark); }
.dark .legal .last-updated { color: var(--text-muted-dark); }
.dark .legal-section { background: var(--surface-glass-dark); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-color: var(--border-dark); box-shadow: 0 1px 3px rgba(0,0,0,0.2), 0 4px 16px rgba(0,0,0,0.15); }
.dark .legal-section:hover { box-shadow: 0 4px 24px rgba(0,0,0,0.3); }
.dark .legal-section h2 { color: var(--primary-light); }
.dark .legal-section p, .dark .legal-section li { color: var(--text-secondary-dark); }
.dark .legal-section a { color: var(--primary-light); }

/* System dark preference (when no manual override) */
@media (prefers-color-scheme: dark) {
  html:not([data-theme="light"]) body { background: var(--bg-dark); color: var(--text-dark); }
  html:not([data-theme="light"]) a { color: var(--primary-light); }
  html:not([data-theme="light"]) a:hover { color: var(--primary); }
  html:not([data-theme="light"]) .header { background: rgba(11,13,18,0.75); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .header-logo { color: var(--text-dark); }
  html:not([data-theme="light"]) nav a { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .lang-btn, html:not([data-theme="light"]) .theme-btn { border-color: var(--border-dark); color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .hero-badge { background: rgba(124,154,142,0.1); color: var(--primary-light); border-color: rgba(124,154,142,0.15); }
  html:not([data-theme="light"]) .hero-icon { box-shadow: 0 0 0 1px rgba(124,154,142,0.15), 0 8px 40px rgba(124,154,142,0.15); }
  html:not([data-theme="light"]) .hero h1 .highlight {
    background: linear-gradient(90deg, var(--primary-light) 0%, var(--primary) 25%, #c8ddd4 50%, var(--primary) 75%, var(--primary-light) 100%);
    background-size: 200% 100%;
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent; color: var(--primary-light);
    animation: shimmer 4s ease-in-out infinite;
  }
  html:not([data-theme="light"]) .hero p { color: var(--text-secondary-dark); }
  html:not([data-theme="light"]) .store-btn--apple, html:not([data-theme="light"]) .store-btn--apple:visited { background: #fff; color: #000 !important; }
  html:not([data-theme="light"]) .coming-soon { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .stats-grid { border-color: var(--border-dark); }
  html:not([data-theme="light"]) .stat-number { color: var(--primary-light); }
  html:not([data-theme="light"]) .stat-label { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .features-title { color: var(--text-dark); }
  html:not([data-theme="light"]) .features-subtitle { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .card { background: var(--surface-glass-dark); border-color: var(--border-dark); box-shadow: 0 1px 3px rgba(0,0,0,0.2), 0 4px 16px rgba(0,0,0,0.15); }
  html:not([data-theme="light"]) .card h3 { color: var(--text-dark); }
  html:not([data-theme="light"]) .card p { color: var(--text-secondary-dark); }
  html:not([data-theme="light"]) .feature-icon { background: rgba(124,154,142,0.1); }
  html:not([data-theme="light"]) .tool-item { background: var(--surface-glass-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .tool-item strong { color: var(--text-dark); }
  html:not([data-theme="light"]) .tool-item p { color: var(--text-secondary-dark); }
  html:not([data-theme="light"]) .pricing-card { background: var(--surface-glass-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .pricing-card--popular { border-color: var(--primary-light); }
  html:not([data-theme="light"]) .pricing-name { color: var(--text-dark); }
  html:not([data-theme="light"]) .pricing-price { color: var(--primary-light); }
  html:not([data-theme="light"]) .pricing-price span { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .pricing-period { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .pricing-features li { color: var(--text-secondary-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .pricing-note { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .diff-item { background: var(--surface-glass-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .diff-item strong { color: var(--text-dark); }
  html:not([data-theme="light"]) .diff-item p { color: var(--text-secondary-dark); }
  html:not([data-theme="light"]) .uc-category { background: var(--surface-glass-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .uc-category li { color: var(--text-secondary-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .testimonial-card { background: var(--surface-glass-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .testimonial-text { color: var(--text-secondary-dark); }
  html:not([data-theme="light"]) .testimonial-author strong { color: var(--text-dark); }
  html:not([data-theme="light"]) .testimonial-author span { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .trust-item { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .footer { background: var(--surface-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .footer-brand { color: var(--text-dark); }
  html:not([data-theme="light"]) .footer-links a { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .muted { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .legal h1 { color: var(--text-dark); }
  html:not([data-theme="light"]) .legal .last-updated { color: var(--text-muted-dark); }
  html:not([data-theme="light"]) .legal-section { background: var(--surface-glass-dark); border-color: var(--border-dark); }
  html:not([data-theme="light"]) .legal-section h2 { color: var(--primary-light); }
  html:not([data-theme="light"]) .legal-section p, html:not([data-theme="light"]) .legal-section li { color: var(--text-secondary-dark); }
  html:not([data-theme="light"]) .legal-section a { color: var(--primary-light); }
}

/* ====== Responsive ====== */
@media (max-width: 768px) {
  .hero h1 { font-size: 40px; }
  .hero p { font-size: 18px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .stats-grid { gap: 32px; }
  .stat-number { font-size: 36px; }
  .screenshots-grid { grid-template-columns: repeat(2, 1fr); }
  .ba-grid { flex-direction: column; }
  .ba-arrow { transform: rotate(90deg); }
  .tools-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: repeat(2, 1fr); }
  .diff-grid { grid-template-columns: 1fr; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .uc-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 34px; }
  nav { gap: 12px; }
  nav a { font-size: 13px; }
  .header-inner { height: 56px; }
  .hero { padding: 40px 16px 24px; }
  .hero-icon { width: 110px; height: 110px; border-radius: 26px; }
  .legal { padding: 32px 16px 60px; }
  .legal h1 { font-size: 30px; }
  .legal-section { padding: 20px; }
  .store-btn { padding: 12px 20px; font-size: 14px; }
  .stats-grid { gap: 24px; }
  .features-title { font-size: 28px; }
  .tools-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr; }
  .pricing-price { font-size: 28px; }
  .trust-inner { gap: 20px; }
  .trust-item { font-size: 12px; }
}