/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --primary: #0070f3;
  --primary-dark: #0051b3;
  --primary-light: #e8f0fe;
  --accent: #00c2a8;
  --accent-dark: #009982;
  --bg: #ffffff;
  --bg-alt: #f7f9fc;
  --bg-dark: #0a0f1e;
  --text: #111827;
  --text-muted: #6b7280;
  --border: #e5e7eb;
  --radius: 12px;
  --radius-lg: 20px;
  --shadow: 0 4px 24px rgba(0,0,0,.08);
  --shadow-lg: 0 12px 48px rgba(0,0,0,.14);
  --transition: .2s ease;
  --font-body: 'Inter', sans-serif;
  --font-display: 'Sora', sans-serif;
}

html { scroll-behavior: smooth; }

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

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

img { max-width: 100%; display: block; }

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

ul { list-style: none; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  text-decoration: none;
}

.btn-primary {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}
.btn-primary:hover { background: var(--primary-dark); border-color: var(--primary-dark); transform: translateY(-1px); box-shadow: 0 6px 20px rgba(0,112,243,.35); }

.btn-outline {
  background: transparent;
  color: var(--primary);
  border-color: var(--primary);
}
.btn-outline:hover { background: var(--primary); color: #fff; transform: translateY(-1px); }

.btn-outline-sm {
  padding: 8px 18px;
  font-size: 14px;
  background: transparent;
  color: var(--primary);
  border: 2px solid var(--primary);
  border-radius: 8px;
  font-weight: 600;
  transition: all var(--transition);
}
.btn-outline-sm:hover { background: var(--primary); color: #fff; }

.btn-ghost {
  background: rgba(255,255,255,.12);
  color: #fff;
  border-color: rgba(255,255,255,.25);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover { background: rgba(255,255,255,.22); transform: translateY(-1px); }

.btn-lg { padding: 15px 30px; font-size: 16px; border-radius: 10px; }
.btn-full { width: 100%; justify-content: center; }

.play-icon {
  width: 28px; height: 28px;
  background: rgba(255,255,255,.2);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 11px;
}

/* ===== NAV ===== */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: all .3s ease;
}

.nav.scrolled {
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
  box-shadow: 0 2px 16px rgba(0,0,0,.06);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 22px;
  font-weight: 700;
  color: #fff;
  transition: color var(--transition);
}

.nav.scrolled .logo { color: var(--text); }

.logo-icon {
  width: 36px; height: 36px;
  background: var(--primary);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.logo strong { color: var(--primary); }

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  list-style: none;
}

.nav-links a {
  color: rgba(255,255,255,.85);
  font-weight: 500;
  font-size: 14px;
  transition: color var(--transition);
}

.nav.scrolled .nav-links a { color: var(--text-muted); }

.nav-links a:hover { color: var(--primary); }

.nav.scrolled .btn-outline-sm { color: var(--primary); border-color: var(--primary); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: all .3s;
}
.nav.scrolled .nav-toggle span { background: var(--text); }

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  background: linear-gradient(135deg, #0a0f1e 0%, #0d1f4e 50%, #0a2060 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-bg-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,112,243,.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,112,243,.06) 1px, transparent 1px);
  background-size: 48px 48px;
}

.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: .35;
  pointer-events: none;
}

.hero-glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #0070f3, transparent 70%);
  top: -100px; left: -100px;
}

.hero-glow-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #00c2a8, transparent 70%);
  bottom: -100px; right: -100px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,112,243,.15);
  border: 1px solid rgba(0,112,243,.3);
  color: #7dd3fc;
  font-size: 13px;
  font-weight: 600;
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 24px;
  letter-spacing: .02em;
}

.badge-dot {
  width: 7px; height: 7px;
  background: #00c2a8;
  border-radius: 50%;
  animation: pulse 2s ease infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: .5; transform: scale(1.4); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(36px, 6vw, 68px);
  font-weight: 800;
  color: #fff;
  line-height: 1.12;
  margin-bottom: 20px;
  letter-spacing: -.02em;
}

.gradient-text {
  background: linear-gradient(135deg, #60a5fa, #34d399);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 18px;
  color: rgba(255,255,255,.72);
  max-width: 640px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 16px;
  padding: 20px 40px;
  backdrop-filter: blur(12px);
  flex-wrap: wrap;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 0 32px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 28px;
  font-weight: 800;
  color: #fff;
}

.stat-label {
  font-size: 12px;
  color: rgba(255,255,255,.55);
  margin-top: 2px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,.15);
}

/* Hero Mockup */
.hero-mockup {
  position: relative;
  z-index: 1;
  margin-top: 60px;
  display: flex;
  justify-content: center;
}

.mockup-browser {
  background: #1a2340;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 24px 64px rgba(0,0,0,.5);
  max-width: 560px;
  width: 100%;
}

.mockup-bar {
  background: #111827;
  padding: 10px 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.mockup-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
}
.mockup-dot.red { background: #ff5f57; }
.mockup-dot.yellow { background: #ffbd2e; }
.mockup-dot.green { background: #28c840; }

.mockup-url {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.5);
  font-size: 11px;
  padding: 4px 12px;
  border-radius: 4px;
  flex: 1;
  text-align: center;
}

.mockup-content { padding: 24px; }

.mc-hero {
  background: linear-gradient(135deg, #0f3460, #1a8fe3);
  border-radius: 10px;
  padding: 20px;
  margin-bottom: 12px;
  text-align: center;
}

.mc-logo { font-size: 13px; color: rgba(255,255,255,.8); margin-bottom: 8px; }
.mc-headline { font-size: 16px; font-weight: 700; color: #fff; margin-bottom: 6px; }
.mc-sub { font-size: 11px; color: rgba(255,255,255,.65); margin-bottom: 14px; }
.mc-btn {
  background: #fff;
  color: #0f3460;
  font-size: 11px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 6px;
  display: inline-block;
}

.mc-features {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
  flex-wrap: wrap;
}

.mc-feature {
  background: rgba(0,194,168,.15);
  color: #00c2a8;
  font-size: 10px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 100px;
  border: 1px solid rgba(0,194,168,.25);
}

.mc-chat { display: flex; flex-direction: column; gap: 8px; }
.mc-chat-msg, .mc-chat-reply {
  font-size: 11px;
  padding: 8px 12px;
  border-radius: 8px;
  max-width: 80%;
}
.mc-chat-msg {
  background: rgba(0,112,243,.2);
  color: #93c5fd;
  align-self: flex-end;
}
.mc-chat-reply {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.7);
  align-self: flex-start;
}

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 56px;
}

.section-tag {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .08em;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 16px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 4vw, 42px);
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 14px;
  letter-spacing: -.01em;
}

.section-header p {
  font-size: 17px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== PROBLEM SECTION ===== */
.problem-section {
  padding: 80px 0;
  background: var(--bg-alt);
}

.problem-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 32px;
  align-items: center;
}

.problem-card {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow);
}

.problem-card.pain { border-top: 4px solid #ef4444; }
.problem-card.solution { border-top: 4px solid var(--accent); }

.problem-icon { font-size: 40px; margin-bottom: 16px; }

.problem-card h3 {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 18px;
}

.problem-card li {
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--text-muted);
  padding-left: 0;
}
.problem-card li:last-child { border-bottom: none; }

.problem-card.pain li::before { content: "✗ "; color: #ef4444; font-weight: 700; }
.problem-card.solution li::before { content: "✓ "; color: var(--accent); font-weight: 700; }

.arrow-divider {
  font-size: 36px;
  color: var(--primary);
  font-weight: 900;
}

/* ===== SERVICES ===== */
.services {
  padding: 100px 0;
  background: var(--bg);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  position: relative;
  transition: all .3s ease;
}

.service-card:hover {
  border-color: var(--primary);
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

.service-card.featured {
  border-color: var(--primary);
  background: linear-gradient(135deg, #f0f7ff, #e8f4ff);
  box-shadow: 0 8px 32px rgba(0,112,243,.12);
}

.service-icon { font-size: 36px; margin-bottom: 16px; }

.service-card h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.service-card p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 20px;
  line-height: 1.65;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-features li {
  font-size: 13px;
  color: var(--text-muted);
  padding-left: 0;
}

.service-features li::before { content: "→ "; color: var(--primary); font-weight: 700; }

.service-tag {
  position: absolute;
  top: -12px;
  right: 20px;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: .05em;
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
  padding: 100px 0;
  background: var(--bg-alt);
}

.steps {
  display: flex;
  align-items: flex-start;
  gap: 0;
}

.step {
  flex: 1;
  text-align: center;
  padding: 32px 24px;
}

.step-number {
  font-family: var(--font-display);
  font-size: 48px;
  font-weight: 900;
  color: var(--primary);
  opacity: .2;
  line-height: 1;
  margin-bottom: 12px;
}

.step h3 {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  margin-bottom: 10px;
}

.step p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.65;
}

.step-connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  margin-top: 56px;
  flex-shrink: 0;
}

/* ===== DEMOS ===== */
.demos {
  padding: 100px 0;
  background: var(--bg);
}

.demos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 48px;
}

.demo-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all .3s ease;
}

.demo-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.demo-preview {
  height: 220px;
  padding: 12px;
  display: flex;
  flex-direction: column;
}

.demo-browser-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(0,0,0,.25);
  border-radius: 6px;
  padding: 6px 10px;
  margin-bottom: 12px;
}

.demo-dots { display: flex; gap: 4px; }
.demo-dots span {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.4);
}

.demo-url-bar {
  flex: 1;
  text-align: center;
  font-size: 10px;
  color: rgba(255,255,255,.7);
  background: rgba(255,255,255,.1);
  border-radius: 4px;
  padding: 2px 8px;
}

.demo-site-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 6px;
}

.dsc-logo { font-size: 12px; color: rgba(255,255,255,.8); font-weight: 600; }
.dsc-title { font-size: 14px; font-weight: 700; color: #fff; line-height: 1.3; }
.dsc-btn {
  background: rgba(255,255,255,.2);
  color: #fff;
  font-size: 10px;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 6px;
  border: 1px solid rgba(255,255,255,.3);
  margin-top: 4px;
}
.dsc-rating { font-size: 10px; color: rgba(255,255,255,.7); }

.demo-info { padding: 20px; }
.demo-info h3 { font-size: 16px; font-weight: 700; margin-bottom: 8px; }
.demo-info p { font-size: 13px; color: var(--text-muted); margin-bottom: 12px; }

.demo-tags { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 16px; }
.demo-tags span {
  font-size: 11px;
  font-weight: 600;
  color: var(--primary);
  background: var(--primary-light);
  padding: 3px 10px;
  border-radius: 100px;
}

.demo-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  transition: color var(--transition);
}
.demo-link:hover { color: var(--primary-dark); }

.demos-cta {
  text-align: center;
  padding: 40px;
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
}

.demos-cta p {
  font-size: 17px;
  color: var(--text-muted);
  margin-bottom: 20px;
}

.demos-cta em { color: var(--primary); font-style: normal; font-weight: 600; }

/* ===== AI SECTION ===== */
.ai-section {
  padding: 100px 0;
  background: var(--bg-dark);
  position: relative;
  overflow: hidden;
}

.ai-section::before {
  content: '';
  position: absolute;
  top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(0,112,243,.15), transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.ai-section .section-tag {
  background: rgba(0,112,243,.15);
  color: #60a5fa;
}

.ai-content h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 800;
  color: #fff;
  line-height: 1.2;
  margin: 16px 0;
}

.ai-content > p {
  font-size: 16px;
  color: rgba(255,255,255,.65);
  margin-bottom: 36px;
  line-height: 1.7;
}

.ai-features { display: flex; flex-direction: column; gap: 24px; }

.ai-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.af-icon {
  width: 44px; height: 44px;
  background: rgba(0,112,243,.15);
  border: 1px solid rgba(0,112,243,.25);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.ai-feature-item strong {
  display: block;
  font-size: 15px;
  color: #fff;
  margin-bottom: 4px;
}

.ai-feature-item p {
  font-size: 13px;
  color: rgba(255,255,255,.55);
  line-height: 1.5;
}

/* Chat Window */
.chat-window {
  background: #1a2340;
  border-radius: 16px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,.1);
  box-shadow: 0 24px 64px rgba(0,0,0,.4);
}

.chat-header {
  background: var(--primary);
  padding: 16px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.chat-avatar {
  width: 40px; height: 40px;
  background: rgba(255,255,255,.2);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
}

.chat-name { font-weight: 700; color: #fff; font-size: 15px; }
.chat-status { font-size: 11px; color: rgba(255,255,255,.75); }

.chat-messages {
  height: 280px;
  overflow-y: auto;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.chat-msg, .chat-msg-user {
  display: flex;
}

.chat-msg span, .chat-msg-user span {
  max-width: 80%;
  padding: 10px 14px;
  border-radius: 12px;
  font-size: 13px;
  line-height: 1.5;
}

.chat-msg span {
  background: rgba(255,255,255,.08);
  color: rgba(255,255,255,.85);
  border-bottom-left-radius: 4px;
  align-self: flex-start;
}

.chat-msg-user { justify-content: flex-end; }
.chat-msg-user span {
  background: var(--primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}

.chat-input-row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 16px;
  border-top: 1px solid rgba(255,255,255,.08);
}

.chat-input {
  flex: 1;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  padding: 10px 14px;
  color: #fff;
  font-size: 13px;
  font-family: var(--font-body);
  outline: none;
}

.chat-input::placeholder { color: rgba(255,255,255,.3); }
.chat-input:focus { border-color: var(--primary); }

.chat-send {
  width: 40px; height: 40px;
  background: var(--primary);
  border: none;
  border-radius: 8px;
  color: #fff;
  font-size: 16px;
  cursor: pointer;
  transition: background var(--transition);
  flex-shrink: 0;
}
.chat-send:hover { background: var(--primary-dark); }

/* ===== PRICING ===== */
.pricing {
  padding: 100px 0;
  background: var(--bg-alt);
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: start;
}

.pricing-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  position: relative;
  transition: all .3s ease;
}

.pricing-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 12px 40px rgba(0,112,243,.15);
  transform: scale(1.03);
}

.pricing-card.featured:hover { transform: scale(1.03) translateY(-4px); }

.plan-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 100px;
  text-transform: uppercase;
  letter-spacing: .06em;
  white-space: nowrap;
}

.plan-name {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 16px;
  color: var(--text);
}

.plan-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 16px;
}

.price-currency { font-size: 20px; font-weight: 700; color: var(--primary); }
.price-amount { font-size: 40px; font-weight: 800; font-family: var(--font-display); color: var(--primary); line-height: 1; }
.price-period { font-size: 13px; color: var(--text-muted); }

.plan-desc { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; line-height: 1.6; }

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 28px;
}

.plan-features li { font-size: 14px; color: var(--text); }
.plan-features li.disabled { color: var(--text-muted); text-decoration: line-through; opacity: .5; }

/* ===== TESTIMONIALS ===== */
.testimonials {
  padding: 100px 0;
  background: var(--bg);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.testimonial-card {
  background: var(--bg-alt);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--border);
  transition: all .3s ease;
}

.testimonial-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); }

.testimonial-stars { color: #f59e0b; font-size: 18px; margin-bottom: 16px; }

.testimonial-card p {
  font-size: 15px;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.author-avatar {
  width: 44px; height: 44px;
  background: var(--primary);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  flex-shrink: 0;
}

.testimonial-author strong { display: block; font-size: 14px; }
.testimonial-author span { font-size: 12px; color: var(--text-muted); }

/* ===== FAQ ===== */
.faq {
  padding: 100px 0;
  background: var(--bg-alt);
}

.faq-list {
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: box-shadow .2s;
}

.faq-item:hover { box-shadow: var(--shadow); }

.faq-question {
  width: 100%;
  text-align: left;
  background: none;
  border: none;
  padding: 20px 24px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-body);
  transition: color var(--transition);
}

.faq-question::after {
  content: '+';
  font-size: 22px;
  color: var(--primary);
  font-weight: 400;
  transition: transform .3s;
  flex-shrink: 0;
}

.faq-item.open .faq-question::after { transform: rotate(45deg); }
.faq-item.open .faq-question { color: var(--primary); }

.faq-answer {
  display: none;
  padding: 0 24px 20px;
}

.faq-item.open .faq-answer { display: block; }

.faq-answer p {
  font-size: 14px;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ===== CONTACT ===== */
.contact {
  padding: 100px 0;
  background: linear-gradient(135deg, #f0f7ff, #e8f4ff);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-tag { text-align: left; }

.contact-info h2 {
  font-family: var(--font-display);
  font-size: clamp(26px, 3.5vw, 40px);
  font-weight: 800;
  line-height: 1.2;
  margin: 16px 0;
}

.contact-info > p {
  font-size: 16px;
  color: var(--text-muted);
  margin-bottom: 28px;
  line-height: 1.7;
}

.contact-benefits { display: flex; flex-direction: column; gap: 14px; margin-bottom: 32px; }

.cb-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  font-weight: 500;
}

.cb-icon {
  width: 24px; height: 24px;
  background: var(--accent);
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  font-weight: 700;
  flex-shrink: 0;
}

.whatsapp-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: #25d366;
  color: #fff;
  font-weight: 700;
  font-size: 15px;
  padding: 12px 24px;
  border-radius: 10px;
  transition: all var(--transition);
}
.whatsapp-btn:hover { background: #1aab52; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(37,211,102,.35); }

.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-lg);
}

.contact-form { display: flex; flex-direction: column; gap: 18px; }

.form-group { display: flex; flex-direction: column; gap: 6px; }

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
}

.form-group input, .form-group select {
  padding: 12px 16px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: var(--font-body);
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color var(--transition);
}

.form-group input:focus, .form-group select:focus { border-color: var(--primary); }

.form-note {
  text-align: center;
  font-size: 12px;
  color: var(--text-muted);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-dark);
  padding: 80px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo { margin-bottom: 16px; color: #fff; }
.logo-light { color: #fff; }

.footer-brand p {
  font-size: 14px;
  color: rgba(255,255,255,.5);
  line-height: 1.7;
  margin-bottom: 20px;
}

.footer-social {
  display: flex;
  gap: 12px;
}

.footer-social a {
  width: 36px; height: 36px;
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: all var(--transition);
  text-decoration: none;
}
.footer-social a:hover { background: var(--primary); border-color: var(--primary); }

.footer-links h4 {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,.8);
  text-transform: uppercase;
  letter-spacing: .08em;
  margin-bottom: 16px;
}

.footer-links ul { display: flex; flex-direction: column; gap: 10px; }

.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,.45);
  transition: color var(--transition);
}
.footer-links a:hover { color: var(--primary); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255,255,255,.35);
}

/* ===== HERO SPLIT LAYOUT ===== */
.hero-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  position: relative;
  z-index: 1;
  padding: 40px 0;
}

.hero-inner {
  text-align: left;
}

.hero-badge { justify-content: flex-start; }

.hero-stats {
  justify-content: flex-start;
  padding: 16px 24px;
}

.hero-cta { justify-content: flex-start; }

.hero-visual { position: relative; }

.hero-photo-wrap {
  position: relative;
  border-radius: 24px;
  overflow: hidden;
}

.hero-photo {
  width: 100%;
  height: 580px;
  object-fit: cover;
  display: block;
  border-radius: 24px;
}

.hero-photo-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(10,15,30,.35) 0%, rgba(10,15,30,.1) 60%, rgba(0,112,243,.15) 100%);
  border-radius: 24px;
}

.hero-mockup {
  position: absolute;
  bottom: -24px;
  left: -32px;
  width: 340px;
  z-index: 10;
  margin: 0;
}

.hero-float-badge {
  position: absolute;
  top: 28px;
  right: -16px;
  background: #fff;
  border-radius: 14px;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 10px;
  box-shadow: 0 8px 32px rgba(0,0,0,.18);
  z-index: 10;
}

.hfb-icon { font-size: 22px; }
.hfb-num { font-size: 18px; font-weight: 800; color: #16a34a; line-height: 1; font-family: var(--font-display); }
.hfb-label { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* ===== TRUST BAR ===== */
.trust-bar {
  background: var(--bg-dark);
  padding: 14px 0;
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.trust-inner {
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
}

.trust-label {
  font-size: 12px;
  color: rgba(255,255,255,.4);
  text-transform: uppercase;
  letter-spacing: .06em;
  font-weight: 600;
}

.trust-cities {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: rgba(255,255,255,.7);
  font-weight: 500;
}

.trust-cities .dot { color: rgba(255,255,255,.25); }

.trust-rating {
  font-size: 13px;
  color: #fbbf24;
  font-weight: 600;
  margin-left: auto;
}

/* ===== GALLERY STRIP ===== */
.gallery-strip {
  overflow: hidden;
  line-height: 0;
}

.gallery-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  grid-template-rows: auto;
  gap: 4px;
  height: 520px;
}

.gallery-col {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.gallery-item {
  position: relative;
  overflow: hidden;
  flex: 1;
}

.gallery-item.tall { height: 100%; }

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .5s ease;
}

.gallery-item:hover img { transform: scale(1.05); }

.gallery-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.65));
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  padding: 28px 16px 14px;
  line-height: 1.3;
  opacity: 0;
  transform: translateY(6px);
  transition: all .3s ease;
}

.gallery-item:hover .gallery-caption {
  opacity: 1;
  transform: translateY(0);
}

/* ===== SERVICE CARD IMAGE ===== */
.service-img {
  margin: -32px -32px 20px -32px;
  height: 160px;
  overflow: hidden;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.service-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform .4s ease;
}

.service-card:hover .service-img img { transform: scale(1.06); }

/* ===== TESTIMONIAL PHOTO ===== */
.author-photo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  flex-shrink: 0;
  border: 2px solid var(--primary-light);
}

/* ===== CONTACT DOCTOR IMAGE ===== */
.contact-doctor-img {
  position: relative;
  margin-top: 28px;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.contact-doctor-img img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
}

.contact-img-badge {
  position: absolute;
  bottom: 14px;
  left: 14px;
  background: rgba(255,255,255,.95);
  backdrop-filter: blur(8px);
  border-radius: 10px;
  padding: 8px 14px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 700;
  color: var(--text);
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
}

/* ===== SCROLLBAR ===== */
.chat-messages::-webkit-scrollbar { width: 4px; }
.chat-messages::-webkit-scrollbar-track { background: transparent; }
.chat-messages::-webkit-scrollbar-thumb { background: rgba(255,255,255,.15); border-radius: 2px; }

/* ===== ANIMATIONS ===== */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}

.fade-up { animation: fadeUp .6s ease both; }
.fade-up-delay-1 { animation-delay: .1s; }
.fade-up-delay-2 { animation-delay: .2s; }
.fade-up-delay-3 { animation-delay: .3s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .demos-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .pricing-card.featured { transform: scale(1); }
  .testimonials-grid { grid-template-columns: 1fr; max-width: 500px; margin: 0 auto; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0; right: 0;
    background: rgba(10,15,30,.97);
    padding: 20px 24px;
    border-bottom: 1px solid rgba(255,255,255,.1);
    gap: 16px;
    backdrop-filter: blur(16px);
  }
  .nav.scrolled .nav-links.open { background: rgba(255,255,255,.97); }
  .nav-toggle { display: flex; }

  .hero { padding: 100px 0 60px; }
  .hero-split { grid-template-columns: 1fr; gap: 32px; }
  .hero-inner { text-align: center; }
  .hero-badge, .hero-cta, .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .hero-stats { padding: 16px 20px; }
  .stat { padding: 0 16px; }

  .gallery-grid { grid-template-columns: 1fr 1fr; height: 320px; }
  .gallery-col:last-child { display: none; }
  .trust-rating { display: none; }

  .problem-grid { grid-template-columns: 1fr; gap: 20px; }
  .arrow-divider { transform: rotate(90deg); text-align: center; }

  .services-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
  .demos-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

  .steps { flex-direction: column; align-items: center; }
  .step-connector { width: 2px; height: 40px; margin: 0; }

  .ai-grid { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; gap: 40px; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; text-align: center; }
}

@media (max-width: 480px) {
  .hero-stats { flex-direction: column; gap: 12px; }
  .stat-divider { width: 60px; height: 1px; }
  .hero-cta { flex-direction: column; align-items: stretch; }
  .hero-cta .btn { justify-content: center; }
}