/* ========================================
   EliCleaner – Premium Landing Page
   Dark-first design with light mode toggle
   ======================================== */

/* ---- CSS Variables (Dark = Default) ---- */
:root {
  --green-400: #4ade80;
  --green-500: #22c55e;
  --green-600: #16a34a;
  --green-700: #15803d;

  --bg: #0a0a0a;
  --bg-elevated: #141414;
  --bg-card: #1a1a1a;
  --bg-card-hover: #222;
  --bg-subtle: #111;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.15);
  --text: #f5f5f5;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --nav-bg: rgba(10,10,10,0.8);
  --nav-border: rgba(255,255,255,0.06);
  --table-highlight: rgba(34,197,94,0.08);
  --card-shadow: 0 0 0 1px rgba(255,255,255,0.06);
  --glow: rgba(34,197,94,0.15);
  --btn-ghost-bg: rgba(255,255,255,0.06);
  --btn-ghost-hover: rgba(255,255,255,0.1);
  --proof-bg: #111;
  --screenshot-shadow: 0 20px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(255,255,255,0.08);
  --faq-hover: rgba(255,255,255,0.04);
  --privacy-bg: linear-gradient(135deg, #0c1f0f 0%, #0a1a0d 100%);
  --privacy-border: rgba(34,197,94,0.2);
  --cta-bg: linear-gradient(180deg, #111 0%, #0a0a0a 100%);
  --footer-border: rgba(255,255,255,0.06);
  --toggle-bg: rgba(255,255,255,0.08);
  --toggle-active: var(--green-500);
}

/* ---- Light Mode ---- */
[data-theme="light"] {
  --bg: #ffffff;
  --bg-elevated: #f9fafb;
  --bg-card: #ffffff;
  --bg-card-hover: #f3f4f6;
  --bg-subtle: #f3f4f6;
  --border: rgba(0,0,0,0.08);
  --border-strong: rgba(0,0,0,0.15);
  --text: #111827;
  --text-secondary: #4b5563;
  --text-muted: #9ca3af;
  --nav-bg: rgba(255,255,255,0.85);
  --nav-border: rgba(0,0,0,0.06);
  --table-highlight: rgba(34,197,94,0.06);
  --card-shadow: 0 1px 3px rgba(0,0,0,0.1), 0 0 0 1px rgba(0,0,0,0.06);
  --glow: rgba(34,197,94,0.08);
  --btn-ghost-bg: rgba(0,0,0,0.04);
  --btn-ghost-hover: rgba(0,0,0,0.08);
  --proof-bg: #f9fafb;
  --screenshot-shadow: 0 20px 60px rgba(0,0,0,0.15), 0 0 0 1px rgba(0,0,0,0.08);
  --faq-hover: rgba(0,0,0,0.02);
  --privacy-bg: linear-gradient(135deg, #f0fdf4 0%, #dcfce7 100%);
  --privacy-border: rgba(34,197,94,0.3);
  --cta-bg: linear-gradient(180deg, #f9fafb 0%, #fff 100%);
  --footer-border: rgba(0,0,0,0.08);
  --toggle-bg: rgba(0,0,0,0.06);
}

/* ---- Reset ---- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; overflow-x: hidden; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  width: 100%;
  max-width: 100vw;
  transition: background 0.3s, color 0.3s;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

.skip-link {
  position: absolute; top: -100px; left: 16px;
  background: var(--green-500); color: #fff; padding: 8px 16px;
  border-radius: 8px; font-size: 0.85rem; font-weight: 600; z-index: 9999;
  transition: top 0.2s;
}
.skip-link:focus { top: 8px; }

.container { max-width: 1400px; margin: 0 auto; padding: 0 40px; }

/* ---- Utility ---- */
.text-green { color: var(--green-500); }
.text-shimmer {
  background: linear-gradient(90deg, var(--green-400), #86efac, var(--green-500));
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 3s ease-in-out infinite;
  will-change: background-position;
}
@keyframes shimmer {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 200% center; }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 28px; font-size: 0.9rem; font-weight: 600;
  border-radius: 12px; border: none; cursor: pointer;
  transition: all 0.25s ease; white-space: nowrap; font-family: inherit;
}
.btn-primary {
  background: var(--green-500); color: #fff;
  box-shadow: 0 0 20px rgba(34,197,94,0.3), 0 0 0 1px rgba(34,197,94,0.5);
}
.btn-primary:hover {
  background: var(--green-600);
  box-shadow: 0 0 30px rgba(34,197,94,0.4), 0 0 0 1px rgba(34,197,94,0.6);
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent; color: var(--text);
  border: 1px solid var(--border-strong);
}
.btn-outline:hover { background: var(--btn-ghost-bg); }
.btn-ghost {
  background: var(--btn-ghost-bg); color: var(--text);
  border: 1px solid var(--border);
}
.btn-ghost:hover { background: var(--btn-ghost-hover); }
.btn-lg { padding: 14px 32px; font-size: 0.95rem; }
.btn-xl { padding: 18px 40px; font-size: 1.05rem; border-radius: 14px; }
.btn-block { width: 100%; justify-content: center; }
.btn-nav {
  padding: 8px 18px; background: var(--green-500); color: #fff;
  border-radius: 10px; font-size: 0.8rem;
  -webkit-text-fill-color: #fff;
}
.btn-nav:hover { background: var(--green-600); }

/* ---- Navigation ---- */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--nav-bg);
  backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--nav-border);
  transition: background 0.3s, border-color 0.3s;
}
.nav.scrolled { box-shadow: 0 4px 20px rgba(0,0,0,0.2); }
.nav-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 60px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-weight: 700; font-size: 1rem;
}
.nav-logo img { border-radius: 8px; }
.nav-links {
  display: flex; align-items: center; gap: 28px;
}
.nav-links a {
  font-size: 0.85rem; font-weight: 500; color: var(--text-muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--text); }
.nav-links a.btn-nav,
.nav-links a.btn-nav:hover {
  color: #fff;
  -webkit-text-fill-color: #fff;
}

/* Toggle switches in nav */
.nav-toggles {
  display: flex; align-items: center; gap: 8px;
  margin-left: 8px;
}
.toggle-btn {
  display: flex; align-items: center; gap: 4px;
  padding: 5px 10px; background: var(--toggle-bg);
  border: 1px solid var(--border); border-radius: 8px;
  font-size: 0.75rem; font-weight: 600; color: var(--text-muted);
  cursor: pointer; transition: all 0.2s; font-family: inherit;
}
.toggle-btn:hover { color: var(--text); border-color: var(--border-strong); }
.toggle-btn svg { width: 14px; height: 14px; }

.nav-toggle {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 4px;
}
.nav-toggle span {
  width: 20px; height: 2px; background: var(--text);
  border-radius: 2px; transition: all 0.3s;
}

/* ---- Hero ---- */
.hero {
  position: relative; padding: 130px 0 80px; overflow: hidden;
  min-height: 100vh; display: flex; align-items: center;
  max-width: 100vw;
}
.hero-glow {
  position: absolute; top: -300px; left: 50%; transform: translateX(-50%);
  width: min(900px, 100vw); height: 600px;
  background: radial-gradient(ellipse, var(--glow) 0%, transparent 70%);
  pointer-events: none;
}
.hero-grid-bg {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  width: 100%; max-width: 100vw; overflow: hidden;
  background-image:
    linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 20%, transparent 100%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 20%, transparent 100%);
  pointer-events: none;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1.1fr;
  gap: 60px; align-items: center; position: relative; z-index: 1;
}
.hero-content { max-width: 520px; }

.hero-eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 14px; background: var(--btn-ghost-bg);
  border: 1px solid var(--border); border-radius: 999px;
  font-size: 0.78rem; font-weight: 500; color: var(--text-secondary);
  margin-bottom: 28px;
}
.pulse-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--green-500); position: relative;
}
.pulse-dot::after {
  content: ''; position: absolute; inset: -3px; border-radius: 50%;
  border: 2px solid var(--green-500); animation: pulse 2s infinite;
  will-change: transform, opacity;
}
@keyframes pulse {
  0% { opacity: 1; transform: scale(1); }
  100% { opacity: 0; transform: scale(2); }
}

.hero h1 {
  font-size: 3.8rem; font-weight: 900; line-height: 1.08;
  letter-spacing: -0.04em; margin-bottom: 20px;
}
.hero-subtitle {
  font-size: 1.1rem; color: var(--text-secondary); line-height: 1.7;
  margin-bottom: 32px;
}
.hero-subtitle strong { color: var(--text); }

.hero-actions { display: flex; gap: 12px; margin-bottom: 36px; flex-wrap: wrap; }

.hero-trust {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.trust-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 0.8rem; color: var(--text-muted); font-weight: 500;
}
.trust-item svg { color: var(--green-500); flex-shrink: 0; }
.trust-divider {
  width: 1px; height: 16px; background: var(--border);
}

.hero-visual { position: relative; }
.hero-screenshot-wrap { position: relative; }
.hero-screenshot {
  border-radius: 16px;
  box-shadow: var(--screenshot-shadow);
  transition: box-shadow 0.3s;
}
.screenshot-glow {
  position: absolute; bottom: -40px; left: 10%; right: 10%; height: 120px;
  background: radial-gradient(ellipse, rgba(34,197,94,0.12) 0%, transparent 80%);
  filter: blur(30px); pointer-events: none;
}

/* ---- Proof Bar ---- */
.proof-bar {
  padding: 48px 0; background: var(--proof-bg);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.proof-grid {
  display: flex; align-items: center; justify-content: center; gap: 48px;
  flex-wrap: wrap;
}
.proof-item { text-align: center; }
.proof-number {
  display: block; font-size: 2.2rem; font-weight: 900; color: var(--green-500);
  letter-spacing: -0.03em; line-height: 1;
}
.proof-label {
  font-size: 0.82rem; color: var(--text-muted); font-weight: 500; margin-top: 4px;
}
.proof-sep {
  width: 1px; height: 32px; background: var(--border);
}

/* ---- Section Headers ---- */
.section-header {
  text-align: center; max-width: 640px; margin: 0 auto 64px;
}
.section-tag {
  display: inline-block; padding: 5px 14px;
  background: rgba(34,197,94,0.1); color: var(--green-500);
  border: 1px solid rgba(34,197,94,0.2); border-radius: 999px;
  font-size: 0.75rem; font-weight: 700; text-transform: uppercase;
  letter-spacing: 0.08em; margin-bottom: 18px;
}
.section-header h2 {
  font-size: 2.6rem; font-weight: 900; letter-spacing: -0.03em;
  line-height: 1.15; margin-bottom: 14px;
}
.section-header p {
  color: var(--text-secondary); font-size: 1.05rem; line-height: 1.6;
}

/* ---- Problem Section ---- */
.problem { padding: 100px 0 60px; }
.problem-cards {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px;
}
.problem-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; padding: 32px; text-align: center;
  transition: all 0.3s;
}
.problem-card:hover {
  border-color: var(--border-strong); transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0,0,0,0.2);
}
.problem-icon {
  width: 56px; height: 56px; border-radius: 14px;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--green-500); margin: 0 auto 16px;
}
.problem-card h3 {
  font-size: 1.1rem; font-weight: 700; margin-bottom: 8px;
}
.problem-card p {
  color: var(--text-secondary); font-size: 0.88rem; line-height: 1.6;
}

/* ---- Solution Bridge ---- */
.solution-bridge {
  padding: 80px 0; text-align: center;
}
.bridge-content { max-width: 600px; margin: 0 auto; }
.bridge-icon {
  border-radius: 20px; margin: 0 auto 24px;
  box-shadow: 0 0 40px var(--glow), var(--card-shadow);
}
.bridge-content h2 {
  font-size: 2.2rem; font-weight: 900; letter-spacing: -0.02em;
  line-height: 1.2; margin-bottom: 12px;
}
.bridge-content p {
  color: var(--text-secondary); font-size: 1rem;
}

/* ---- Features Showcase ---- */
.features { padding: 100px 0; }

.feature-showcase {
  display: grid; grid-template-columns: 1fr 1.2fr;
  gap: 60px; align-items: center; margin-bottom: 100px;
}
.feature-showcase-reverse { direction: rtl; }
.feature-showcase-reverse > * { direction: ltr; }

.feature-number {
  font-size: 0.8rem; font-weight: 800; color: var(--green-500);
  letter-spacing: 0.05em; margin-bottom: 12px;
  font-variant-numeric: tabular-nums;
}
.feature-showcase-text h3 {
  font-size: 1.8rem; font-weight: 800; letter-spacing: -0.02em;
  margin-bottom: 12px;
}
.feature-showcase-text p {
  color: var(--text-secondary); font-size: 0.95rem; line-height: 1.7;
  margin-bottom: 20px;
}
.feature-checklist {
  display: flex; flex-direction: column; gap: 10px;
}
.feature-checklist li {
  display: flex; align-items: flex-start; gap: 10px;
  font-size: 0.88rem; color: var(--text-secondary); line-height: 1.5;
}
.feature-checklist li::before {
  content: ''; flex-shrink: 0; width: 20px; height: 20px; margin-top: 1px;
  background: rgba(34,197,94,0.15); border-radius: 6px;
  background-image: url("data:image/svg+xml,%3Csvg width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%2322c55e' stroke-width='3' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
}

.feature-showcase-img img {
  border-radius: 16px;
  box-shadow: var(--screenshot-shadow);
  transition: transform 0.4s, box-shadow 0.4s;
}
.feature-showcase-img img:hover {
  transform: scale(1.02);
}

/* Mini Features */
.mini-features {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px;
  margin-bottom: 60px;
}
.mini-feature {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 16px; overflow: hidden;
  transition: all 0.3s;
}
.mini-feature:hover {
  border-color: var(--border-strong); transform: translateY(-2px);
}
.mini-feature-img img {
  width: 100%; aspect-ratio: 16/10; object-fit: cover;
  border-bottom: 1px solid var(--border);
}
.mini-feature-text { padding: 24px; }
.feature-number-sm {
  font-size: 0.7rem; font-weight: 800; color: var(--green-500);
  letter-spacing: 0.05em;
}
.mini-feature-text h4 {
  font-size: 1.1rem; font-weight: 700; margin: 6px 0 6px;
}
.mini-feature-text p {
  color: var(--text-secondary); font-size: 0.85rem; line-height: 1.5;
}

/* Extras Strip */
.extras-strip {
  display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;
}
.extra-chip {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 999px; font-size: 0.8rem; font-weight: 500;
  color: var(--text-secondary); transition: all 0.2s;
}
.extra-chip:hover { border-color: var(--green-500); color: var(--text); }
.extra-chip svg { color: var(--green-500); flex-shrink: 0; }

/* ---- Gallery ---- */
.gallery {
  padding: 100px 0; background: var(--bg-subtle);
  border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
}
.gallery-carousel { position: relative; overflow: hidden; }
.gallery-track {
  display: flex; gap: 24px;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.gallery-slide {
  flex: 0 0 100%; max-width: 720px; margin: 0 auto; text-align: center;
}
.gallery-slide img {
  border-radius: 16px;
  box-shadow: var(--screenshot-shadow);
}
.gallery-caption {
  display: block; margin-top: 16px;
  font-size: 0.85rem; color: var(--text-muted); font-weight: 500;
}
.gallery-controls {
  display: flex; align-items: center; justify-content: center;
  gap: 16px; margin-top: 32px;
}
.gallery-btn {
  width: 40px; height: 40px; border-radius: 10px;
  border: 1px solid var(--border); background: var(--bg-card);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; transition: all 0.2s; color: var(--text-muted);
}
.gallery-btn:hover {
  border-color: var(--green-500); color: var(--green-500);
}
.gallery-dots { display: flex; gap: 6px; }
.gallery-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--border-strong); border: none;
  cursor: pointer; transition: all 0.3s; padding: 0;
}
.gallery-dot.active {
  background: var(--green-500); width: 24px; border-radius: 4px;
}

/* ---- Comparison ---- */
.comparison { padding: 100px 0; }
.comparison-table-wrap {
  overflow-x: auto; -webkit-overflow-scrolling: touch;
  border: 1px solid var(--border); border-radius: 16px;
  background: var(--bg-card);
}
.comparison-table {
  width: 100%; border-collapse: collapse; min-width: 640px;
}
.comparison-table th, .comparison-table td {
  padding: 16px 20px; text-align: center; font-size: 0.88rem;
  border-bottom: 1px solid var(--border);
}
.comparison-table thead th {
  font-weight: 600; color: var(--text-muted); font-size: 0.82rem;
  padding: 20px;
}
.comparison-table thead th:first-child { text-align: left; }
.comparison-table td:first-child {
  text-align: left; font-weight: 500; color: var(--text-secondary);
}
.comparison-table tbody tr:last-child td { border-bottom: none; }
.highlight-col {
  background: var(--table-highlight); font-weight: 600;
}
.comparison-table thead .highlight-col {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  color: var(--green-500);
}
.comparison-table thead .highlight-col img { border-radius: 6px; }
.comparison-table small { color: var(--text-muted); font-size: 0.75rem; }

.tbl-yes {
  display: inline-block; padding: 3px 10px;
  background: rgba(34,197,94,0.15); color: var(--green-500);
  border-radius: 6px; font-weight: 700; font-size: 0.8rem;
}
.tbl-no {
  display: inline-block; padding: 3px 10px;
  background: rgba(239,68,68,0.1); color: #ef4444;
  border-radius: 6px; font-weight: 600; font-size: 0.8rem;
}
.tbl-partial {
  display: inline-block; padding: 3px 10px;
  background: rgba(245,158,11,0.1); color: #f59e0b;
  border-radius: 6px; font-weight: 600; font-size: 0.8rem;
}

/* ---- Pricing ---- */
.pricing {
  padding: 100px 0;
  background: var(--bg-subtle);
  border-top: 1px solid var(--border);
}
.pricing-layout {
  display: grid; grid-template-columns: 1fr 1.15fr;
  gap: 24px; max-width: 780px; margin: 0 auto;
}
.price-card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 20px; padding: 36px 28px; position: relative;
  display: flex; flex-direction: column;
}
.price-card-pro {
  border: 2px solid var(--green-500);
  box-shadow: 0 0 40px rgba(34,197,94,0.1);
}
.price-ribbon {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  padding: 5px 18px; background: var(--green-500); color: #fff;
  font-size: 0.72rem; font-weight: 700; border-radius: 999px;
  text-transform: uppercase; letter-spacing: 0.05em;
  box-shadow: 0 4px 12px rgba(34,197,94,0.3);
}
.price-card-head { margin-bottom: 28px; }
.price-card-head h3 {
  font-size: 1.1rem; font-weight: 700; margin-bottom: 12px;
  color: var(--text-secondary);
}
.price-tag {
  display: flex; align-items: baseline; gap: 4px;
}
.price-currency {
  font-size: 1.2rem; font-weight: 700; color: var(--text-muted);
  align-self: flex-start; margin-top: 8px;
}
.price-value {
  font-size: 3.5rem; font-weight: 900; letter-spacing: -0.04em;
  line-height: 1;
}
.price-decimal { font-size: 1.8rem; }
.price-sub {
  display: block; font-size: 0.82rem; color: var(--text-muted);
  margin-top: 6px; font-weight: 500;
}
.price-list {
  flex: 1; margin-bottom: 24px;
}
.price-list li {
  padding: 7px 0; font-size: 0.88rem; color: var(--text-secondary);
  display: flex; align-items: center; gap: 10px;
}
.price-list li::before {
  content: ''; flex-shrink: 0; width: 18px; height: 18px;
  background: rgba(34,197,94,0.15); border-radius: 5px;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='10' viewBox='0 0 24 24' fill='none' stroke='%2322c55e' stroke-width='3' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M20 6L9 17l-5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center;
}
.price-list li strong { color: var(--text); }
.price-inapp {
  margin-top: 12px; text-align: center;
  font-size: 0.78rem; color: var(--text-muted); line-height: 1.4;
}
.price-savings {
  display: flex; align-items: center; gap: 8px; margin-top: 16px;
  padding: 12px 16px; background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.15); border-radius: 10px;
  font-size: 0.78rem; color: var(--green-500); font-weight: 600;
}
.price-savings svg { flex-shrink: 0; color: var(--green-500); }

.price-regions {
  text-align: center; margin-top: 48px;
}
.price-regions > p {
  font-size: 0.82rem; color: var(--text-muted); margin-bottom: 12px;
}
.region-tags { display: flex; flex-wrap: wrap; justify-content: center; gap: 8px; }
.region-tags span {
  padding: 5px 12px; background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; font-size: 0.78rem; color: var(--text-muted);
  font-weight: 500; font-variant-numeric: tabular-nums;
}

/* ---- Privacy ---- */
.privacy-banner { padding: 80px 0; }
.privacy-card {
  display: flex; align-items: center; gap: 36px;
  padding: 48px; background: var(--privacy-bg);
  border: 1px solid var(--privacy-border); border-radius: 20px;
  max-width: 800px; margin: 0 auto;
}
.shield-icon {
  flex-shrink: 0; width: 80px; height: 80px; border-radius: 20px;
  background: rgba(34,197,94,0.1); border: 1px solid rgba(34,197,94,0.2);
  display: flex; align-items: center; justify-content: center;
  color: var(--green-500);
}
.privacy-text h2 {
  font-size: 1.5rem; font-weight: 800; margin-bottom: 8px;
}
.privacy-text p {
  color: var(--text-secondary); font-size: 0.92rem; line-height: 1.7;
}
.privacy-text strong { color: var(--text); }

/* ---- FAQ ---- */
.faq { padding: 100px 0; }
.faq-list { max-width: 700px; margin: 0 auto; }
.faq-item {
  border: 1px solid var(--border); border-radius: 12px;
  margin-bottom: 8px; overflow: hidden; transition: border-color 0.2s;
}
.faq-item:hover { border-color: var(--border-strong); }
.faq-item[open] { border-color: rgba(34,197,94,0.3); }
.faq-item summary {
  padding: 18px 20px; font-weight: 600; font-size: 0.95rem;
  cursor: pointer; list-style: none; display: flex;
  justify-content: space-between; align-items: center;
  color: var(--text); transition: background 0.2s;
}
.faq-item summary:hover { background: var(--faq-hover); }
.faq-item summary::after {
  content: '+'; font-size: 1.3rem; font-weight: 400;
  color: var(--text-muted); transition: transform 0.3s;
}
.faq-item[open] summary::after { transform: rotate(45deg); color: var(--green-500); }
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item p {
  padding: 0 20px 18px; color: var(--text-secondary);
  font-size: 0.88rem; line-height: 1.7;
}

/* ---- Final CTA ---- */
.final-cta {
  padding: 120px 0; background: var(--cta-bg);
}
.cta-card {
  text-align: center; max-width: 560px; margin: 0 auto;
  position: relative;
}
.cta-glow {
  position: absolute; top: -100px; left: 50%; transform: translateX(-50%);
  width: 500px; height: 300px;
  background: radial-gradient(ellipse, var(--glow) 0%, transparent 70%);
  pointer-events: none;
}
.cta-icon {
  border-radius: 20px; margin: 0 auto 28px; position: relative;
  box-shadow: 0 0 40px var(--glow), var(--card-shadow);
}
.cta-card h2 {
  font-size: 2.4rem; font-weight: 900; letter-spacing: -0.03em;
  margin-bottom: 14px; line-height: 1.2;
}
.cta-card p {
  color: var(--text-secondary); font-size: 1rem; margin-bottom: 32px;
}
.cta-footnote {
  display: block; margin-top: 16px;
  font-size: 0.78rem; color: var(--text-muted);
}

/* ---- Footer ---- */
.footer {
  padding: 32px 0; border-top: 1px solid var(--footer-border);
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 16px;
}
.footer-left { display: flex; flex-direction: column; gap: 4px; }
.footer-brand {
  display: flex; align-items: center; gap: 8px;
  font-weight: 700; font-size: 0.9rem;
}
.footer-brand img { border-radius: 6px; }
.footer-copy { font-size: 0.75rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.footer-links a {
  font-size: 0.82rem; color: var(--text-muted); transition: color 0.2s;
}
.footer-links a:hover { color: var(--text); }
.footer-impulsai { color: var(--green-500); transition: color 0.2s; }
.footer-impulsai:hover { color: var(--green-400); }

.back-to-top {
  width: 44px; height: 44px; border-radius: 12px;
  background: var(--bg-card); border: 1px solid var(--border);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); transition: all 0.2s; flex-shrink: 0;
}
.back-to-top:hover {
  border-color: var(--green-500); color: var(--green-500);
  transform: translateY(-2px);
}

/* ========================================
   RESPONSIVE
   ======================================== */
@media (max-width: 1024px) {
  .hero h1 { font-size: 3rem; }
  .section-header h2 { font-size: 2.1rem; }
  .feature-showcase { gap: 40px; }
  .mini-features { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }
  .nav-inner { overflow: visible; }
  .nav-toggle { display: flex; }
  .nav-links {
    display: none; position: absolute; top: 60px; left: 0; right: 0;
    flex-direction: column; background: var(--nav-bg);
    backdrop-filter: blur(24px); -webkit-backdrop-filter: blur(24px);
    padding: 20px 24px; gap: 12px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 40px rgba(0,0,0,0.3);
    width: 100%; max-width: 100vw; box-sizing: border-box;
  }
  .nav-links.open { display: flex; }
  .nav-links li { width: 100%; }
  .nav-links a { font-size: 0.95rem; display: block; }
  .nav-links .btn-nav { text-align: center; width: 100%; display: block; }
  .nav-toggles { justify-content: center; margin-top: 8px; margin-left: 0; width: 100%; }

  .hero { padding: 110px 0 60px; min-height: auto; overflow: hidden; }
  .hero-inner { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero h1 { font-size: 2.4rem; }
  .hero-subtitle { margin: 0 auto 24px; }
  .hero-actions { justify-content: center; }
  .hero-trust { justify-content: center; }
  .hero-eyebrow { margin: 0 auto 24px; }

  .proof-grid { gap: 24px; }
  .proof-sep { display: none; }

  .problem-cards { grid-template-columns: 1fr; }

  .feature-showcase,
  .feature-showcase-reverse {
    grid-template-columns: 1fr; direction: ltr;
  }
  .feature-showcase-img { order: -1; }

  .mini-features { grid-template-columns: 1fr; }

  .pricing-layout { grid-template-columns: 1fr; max-width: 400px; }

  .privacy-card { flex-direction: column; text-align: center; padding: 32px 24px; }

  .gallery-slide { flex: 0 0 calc(100% - 16px); }

  .footer-inner { flex-direction: column; text-align: center; gap: 20px; }
  .footer-links { justify-content: center; }
  .back-to-top { margin: 0 auto; }

  .bridge-content h2 { font-size: 1.8rem; }
  .cta-card h2 { font-size: 1.8rem; }

  .comparison-table-wrap { margin: 0 -20px; border-radius: 0; border-left: none; border-right: none; }
  .comparison-table { font-size: 0.78rem; }
  .comparison-table th, .comparison-table td { padding: 10px 8px; }

  .feature-showcase-text h3 { font-size: 1.4rem; }
  .feature-showcase { margin-bottom: 60px; }

  .extras-strip { gap: 8px; }

  .section-header { margin-bottom: 48px; }
  .features, .gallery, .comparison, .pricing, .faq, .problem { padding: 60px 0; }
  .final-cta { padding: 80px 0; }
  .solution-bridge { padding: 60px 0; }
  .proof-bar { padding: 32px 0; }
  .privacy-banner { padding: 60px 0; }

  /* Lightbox mobile */
  .lightbox-content { max-width: 96vw; padding: 0 8px; }
  .lightbox-content img { max-height: 70vh; border-radius: 8px; }
  .lightbox-caption { font-size: 0.82rem; padding: 0 8px; margin-top: 14px; }
  .lightbox-close { top: 12px; right: 12px; width: 38px; height: 38px; border-radius: 10px; }
  .lightbox-prev, .lightbox-next { width: 36px; height: 36px; }
  .lightbox-prev { left: 6px; }
  .lightbox-next { right: 6px; }
  .lightbox-prev svg, .lightbox-next svg { width: 18px; height: 18px; }
}

@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 1.8rem; }
  .hero-subtitle { font-size: 0.95rem; }
  .section-header h2 { font-size: 1.4rem; }
  .section-header p { font-size: 0.9rem; }
  .price-value { font-size: 2.4rem; }
  .price-card { padding: 24px 18px; }
  .pricing-layout { max-width: 100%; }
  .extras-strip { gap: 6px; }
  .extra-chip { font-size: 0.72rem; padding: 6px 10px; }
  .btn-lg { padding: 12px 24px; font-size: 0.88rem; }
  .btn-xl { padding: 14px 28px; font-size: 0.95rem; }
  .hero-actions { gap: 10px; }
  .hero-trust { gap: 10px; }
  .trust-divider { display: none; }
  .proof-number { font-size: 1.8rem; }
  .proof-label { font-size: 0.75rem; }
  .feature-showcase-text h3 { font-size: 1.2rem; }
  .feature-number { font-size: 0.7rem; }
  .mini-feature-text { padding: 18px; }
  .mini-feature-text h4 { font-size: 1rem; }
  .problem-card { padding: 24px; }
  .bridge-content h2 { font-size: 1.5rem; }
  .cta-card h2 { font-size: 1.5rem; }
  .comparison-table th, .comparison-table td { padding: 8px 6px; font-size: 0.72rem; }
  .tbl-yes, .tbl-no, .tbl-partial { font-size: 0.68rem; padding: 2px 6px; }
  .privacy-card { padding: 24px 18px; }
  .privacy-text h2 { font-size: 1.2rem; }
  .faq-item summary { font-size: 0.88rem; padding: 14px 16px; }
  .faq-item p { padding: 0 16px 14px; font-size: 0.82rem; }
}

/* ---- Scroll Animations ---- */
.reveal {
  opacity: 0; transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
  will-change: opacity, transform;
}
.reveal.visible {
  opacity: 1; transform: translateY(0);
}

/* ---- Lightbox ---- */
.feature-showcase-img img,
.mini-feature-img img,
.gallery-slide img,
.hero-screenshot {
  cursor: pointer;
}

.lightbox {
  display: none; position: fixed; inset: 0; z-index: 1000;
  background: rgba(0,0,0,0.92);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  align-items: center; justify-content: center;
  opacity: 0; transition: opacity 0.3s ease;
}
.lightbox.active {
  display: flex; opacity: 1;
}
.lightbox-content {
  position: relative; max-width: 90vw; max-height: 85vh;
  display: flex; flex-direction: column; align-items: center;
}
.lightbox-content img {
  max-width: 100%; max-height: 78vh;
  border-radius: 12px;
  box-shadow: 0 20px 80px rgba(0,0,0,0.6);
  object-fit: contain;
}
.lightbox-caption {
  margin-top: 20px; color: #e5e5e5;
  font-size: 0.95rem; font-weight: 500;
  text-align: center; max-width: 600px;
  line-height: 1.5;
}
.lightbox-close {
  position: absolute; top: 20px; right: 24px; z-index: 1001;
  width: 44px; height: 44px; border-radius: 12px;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
  color: #fff; cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: all 0.2s;
}
.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
}
.lightbox-prev,
.lightbox-next {
  position: absolute; top: 50%; transform: translateY(-50%); z-index: 1001;
  width: 48px; height: 48px; border-radius: 50%;
  background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.15);
  color: #fff; cursor: pointer; display: flex;
  align-items: center; justify-content: center;
  transition: all 0.2s;
}
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255,255,255,0.2);
  border-color: var(--green-500);
}

@media (max-width: 768px) {
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
  .lightbox-prev, .lightbox-next { width: 40px; height: 40px; }
  .lightbox-content { max-width: 95vw; }
  .lightbox-caption { font-size: 0.85rem; padding: 0 16px; }
}