/* ============================================
   EdArc Marketing Website - Styles
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  /* Colors */
  --primary: #4338ca;
  --primary-light: #6366f1;
  --primary-dark: #3730a3;
  --primary-50: #eef2ff;
  --primary-100: #e0e7ff;
  --primary-200: #c7d2fe;
  --primary-600: #4f46e5;
  --primary-700: #4338ca;
  --primary-800: #3730a3;
  --primary-900: #312e81;

  --accent: #0d9488;
  --accent-light: #14b8a6;
  --accent-dark: #0f766e;
  --accent-50: #f0fdfa;
  --accent-100: #ccfbf1;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  --white: #ffffff;
  --black: #000000;

  /* Spacing */
  --section-padding: 96px 0;
  --container-max: 1200px;
  --container-padding: 0 24px;

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.07), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.08), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.15);

  /* Border radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: all 0.15s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-family);
  font-size: 16px;
  line-height: 1.6;
  color: var(--gray-700);
  background-color: var(--white);
  overflow-x: hidden;
}

a {
  text-decoration: none;
  color: inherit;
  transition: var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

/* ---------- Utilities ---------- */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-padding);
}

.section {
  padding: var(--section-padding);
}

.section-alt {
  background-color: var(--gray-50);
}

.section-dark {
  background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-800) 50%, var(--primary-700) 100%);
  color: var(--white);
}

.text-center {
  text-align: center;
}

/* ---------- Typography ---------- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--primary);
  margin-bottom: 16px;
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 24px;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
}

.section-title {
  font-size: 40px;
  font-weight: 800;
  line-height: 1.15;
  color: var(--gray-900);
  margin-bottom: 20px;
  letter-spacing: -0.5px;
}

.section-title span {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  font-size: 18px;
  line-height: 1.7;
  color: var(--gray-500);
  max-width: 640px;
  margin: 0 auto;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(67, 56, 202, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(67, 56, 202, 0.45);
}

.btn-secondary {
  background: var(--white);
  color: var(--gray-800);
  border: 1.5px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--primary-200);
  color: var(--primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-accent {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-light) 100%);
  color: var(--white);
  box-shadow: 0 4px 14px rgba(13, 148, 136, 0.35);
}

.btn-accent:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(13, 148, 136, 0.45);
}

.btn-white {
  background: var(--white);
  color: var(--primary);
  font-weight: 700;
  box-shadow: var(--shadow-lg);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 16px;
  border-radius: var(--radius-lg);
}

.btn-icon {
  width: 20px;
  height: 20px;
}

/* ---------- Header ---------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: var(--transition);
}

.header.scrolled {
  background: rgba(255, 255, 255, 0.95);
  border-bottom-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.5px;
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
  box-shadow: 0 4px 12px rgba(67, 56, 202, 0.3);
}

.nav {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-link {
  font-size: 15px;
  font-weight: 500;
  color: var(--gray-600);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary);
  border-radius: 2px;
  transition: var(--transition);
}

.nav-link:hover::after {
  width: 100%;
}

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

.nav-btn-login {
  font-size: 15px;
  font-weight: 600;
  color: var(--gray-700);
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.nav-btn-login:hover {
  color: var(--primary);
  background: var(--primary-50);
}

/* Mobile menu toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  cursor: pointer;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gray-700);
  border-radius: 2px;
  transition: var(--transition);
}

.mobile-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.mobile-toggle.active span:nth-child(2) {
  opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* ---------- Hero Section ---------- */
.hero {
  padding: 140px 0 80px;
  position: relative;
  overflow: hidden;
  background: linear-gradient(180deg, var(--primary-50) 0%, var(--white) 100%);
}

.hero::before {
  content: '';
  position: absolute;
  top: -200px;
  right: -200px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(99, 102, 241, 0.12) 0%, transparent 70%);
  border-radius: 50%;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -100px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(13, 148, 136, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px 6px 6px;
  background: var(--white);
  border: 1px solid var(--primary-200);
  border-radius: var(--radius-full);
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
  box-shadow: var(--shadow-sm);
}

.hero-badge-dot {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 12px;
}

.hero-title {
  font-size: 56px;
  font-weight: 800;
  line-height: 1.1;
  color: var(--gray-900);
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.hero-title .gradient-text {
  background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-description {
  font-size: 18px;
  line-height: 1.8;
  color: var(--gray-500);
  margin-bottom: 36px;
  max-width: 520px;
}

.hero-ctas {
  display: flex;
  gap: 16px;
  margin-bottom: 48px;
}

.hero-stats {
  display: flex;
  gap: 40px;
}

.hero-stat {
  display: flex;
  flex-direction: column;
}

.hero-stat-number {
  font-size: 28px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.5px;
}

.hero-stat-label {
  font-size: 13px;
  color: var(--gray-500);
  font-weight: 500;
}

.hero-visual {
  position: relative;
}

.hero-mockup {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--gray-200);
  background: var(--white);
  overflow: hidden;
}

.hero-mockup-header {
  height: 36px;
  background: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  padding: 0 14px;
  gap: 8px;
}

.hero-mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
}

.hero-mockup-dot:nth-child(1) { background: #ff5f57; }
.hero-mockup-dot:nth-child(2) { background: #febc2e; }
.hero-mockup-dot:nth-child(3) { background: #28c840; }

.hero-mockup-body {
  padding: 24px;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
  min-height: 360px;
}

/* Dashboard mockup content */
.mockup-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 14px;
  margin-bottom: 16px;
}

.mockup-stat-card {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 16px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.mockup-stat-label {
  font-size: 11px;
  color: var(--gray-400);
  font-weight: 500;
  margin-bottom: 6px;
}

.mockup-stat-value {
  font-size: 22px;
  font-weight: 700;
  color: var(--gray-900);
}

.mockup-stat-change {
  font-size: 11px;
  color: var(--accent);
  font-weight: 600;
  margin-top: 4px;
}

.mockup-chart {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 16px;
  border: 1px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
  height: 180px;
  display: flex;
  align-items: flex-end;
  gap: 8px;
  padding-bottom: 20px;
}

.chart-bar {
  flex: 1;
  border-radius: 4px 4px 0 0;
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 100%);
  opacity: 0.8;
  transition: var(--transition);
}

.chart-bar:hover {
  opacity: 1;
}

.hero-floating {
  position: absolute;
  background: var(--white);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  font-weight: 600;
  animation: float 3s ease-in-out infinite;
}

.hero-floating-1 {
  top: 20px;
  right: -20px;
  color: var(--accent);
}

.hero-floating-2 {
  bottom: 40px;
  left: -10px;
  color: var(--primary);
  animation-delay: 1.5s;
}

.hero-floating-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
}

.hero-floating-1 .hero-floating-icon {
  background: var(--accent-50);
}

.hero-floating-2 .hero-floating-icon {
  background: var(--primary-50);
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ---------- Logos / Trust Bar ---------- */
.trust-bar {
  padding: 48px 0;
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}

.trust-label {
  text-align: center;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--gray-400);
  margin-bottom: 28px;
}

.trust-logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 48px;
  flex-wrap: wrap;
}

.trust-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-300);
  letter-spacing: -0.3px;
  transition: var(--transition);
}

.trust-logo:hover {
  color: var(--gray-500);
}

/* ---------- Problems Section ---------- */
.problems-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.problem-card {
  padding: 32px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.problem-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary) 0%, var(--accent) 100%);
  opacity: 0;
  transition: var(--transition);
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-200);
}

.problem-card:hover::before {
  opacity: 1;
}

.problem-icon {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #fee2e2 0%, #fecaca 100%);
}

.problem-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}

.problem-text {
  font-size: 14px;
  line-height: 1.7;
  color: var(--gray-500);
}

/* ---------- Features Section ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.feature-card {
  padding: 32px 24px;
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--gray-200);
  text-align: center;
  transition: var(--transition);
  position: relative;
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: transparent;
}

.feature-icon-wrapper {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  transition: var(--transition);
}

.feature-card:nth-child(1) .feature-icon-wrapper { background: #eef2ff; }
.feature-card:nth-child(2) .feature-icon-wrapper { background: #f0fdfa; }
.feature-card:nth-child(3) .feature-icon-wrapper { background: #fef3c7; }
.feature-card:nth-child(4) .feature-icon-wrapper { background: #fce7f3; }
.feature-card:nth-child(5) .feature-icon-wrapper { background: #e0f2fe; }
.feature-card:nth-child(6) .feature-icon-wrapper { background: #f3e8ff; }
.feature-card:nth-child(7) .feature-icon-wrapper { background: #dcfce7; }
.feature-card:nth-child(8) .feature-icon-wrapper { background: #ffe4e6; }

.feature-card:hover .feature-icon-wrapper {
  transform: scale(1.1);
}

.feature-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}

.feature-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
}

/* ---------- How It Works ---------- */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  margin-top: 56px;
  position: relative;
}

.steps-grid::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 80px;
  right: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-200) 0%, var(--accent-100) 100%);
  z-index: 0;
}

.step-card {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-number {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  font-weight: 800;
  color: var(--primary);
  background: var(--white);
  border: 3px solid var(--primary-200);
  transition: var(--transition);
}

.step-card:hover .step-number {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  border-color: var(--primary);
  transform: scale(1.1);
  box-shadow: 0 8px 25px rgba(67, 56, 202, 0.3);
}

.step-title {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 10px;
}

.step-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--gray-500);
}

/* ---------- Product Preview ---------- */
.preview-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-top: 48px;
  margin-bottom: 48px;
}

.preview-tab {
  padding: 10px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--gray-500);
  background: var(--white);
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: var(--transition);
}

.preview-tab:hover {
  border-color: var(--primary-200);
  color: var(--primary);
}

.preview-tab.active {
  background: var(--primary);
  color: var(--white);
  border-color: var(--primary);
  box-shadow: 0 4px 14px rgba(67, 56, 202, 0.3);
}

.preview-window {
  max-width: 960px;
  margin: 0 auto;
  background: var(--white);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-2xl);
  border: 1px solid var(--gray-200);
}

.preview-bar {
  height: 40px;
  background: var(--gray-100);
  border-bottom: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 8px;
}

.preview-bar-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.preview-bar-dot:nth-child(1) { background: #ff5f57; }
.preview-bar-dot:nth-child(2) { background: #febc2e; }
.preview-bar-dot:nth-child(3) { background: #28c840; }

.preview-bar-url {
  flex: 1;
  margin-left: 12px;
  height: 24px;
  background: var(--white);
  border-radius: var(--radius-full);
  border: 1px solid var(--gray-200);
  display: flex;
  align-items: center;
  padding: 0 12px;
  font-size: 11px;
  color: var(--gray-400);
}

.preview-content {
  position: relative;
  overflow: hidden;
}

.preview-pane {
  display: none;
  padding: 32px;
  min-height: 420px;
  background: linear-gradient(135deg, var(--gray-50) 0%, var(--white) 100%);
}

.preview-pane.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Dashboard preview content */
.preview-dashboard {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  min-height: 360px;
}

.preview-sidebar {
  background: var(--gray-800);
  border-radius: var(--radius-md);
  padding: 20px 14px;
}

.preview-sidebar-item {
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  color: var(--gray-400);
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.preview-sidebar-item.active {
  background: rgba(99, 102, 241, 0.2);
  color: var(--white);
}

.preview-sidebar-icon {
  font-size: 14px;
}

.preview-main {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.preview-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}

.preview-mini-card {
  background: var(--white);
  border-radius: var(--radius-sm);
  padding: 14px;
  border: 1px solid var(--gray-200);
}

.preview-mini-label {
  font-size: 10px;
  color: var(--gray-400);
  margin-bottom: 4px;
}

.preview-mini-value {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
}

.preview-mini-change {
  font-size: 10px;
  color: var(--accent);
  font-weight: 600;
}

.preview-table {
  background: var(--white);
  border-radius: var(--radius-sm);
  border: 1px solid var(--gray-200);
  overflow: hidden;
  flex: 1;
}

.preview-table-header {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  padding: 10px 16px;
  font-size: 10px;
  font-weight: 600;
  color: var(--gray-500);
  text-transform: uppercase;
  background: var(--gray-50);
  border-bottom: 1px solid var(--gray-200);
}

.preview-table-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  padding: 10px 16px;
  font-size: 12px;
  border-bottom: 1px solid var(--gray-100);
  align-items: center;
}

.preview-table-name {
  font-weight: 600;
  color: var(--gray-800);
}

.preview-table-badge {
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: 10px;
  font-weight: 600;
  display: inline-block;
}

.badge-green { background: #dcfce7; color: #166534; }
.badge-blue { background: #dbeafe; color: #1e40af; }
.badge-yellow { background: #fef3c7; color: #92400e; }

/* Mobile preview */
.preview-mobile {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 360px;
  padding: 20px;
}

.mobile-frame {
  width: 280px;
  background: var(--gray-900);
  border-radius: 36px;
  padding: 12px;
  box-shadow: var(--shadow-2xl);
}

.mobile-screen {
  background: var(--white);
  border-radius: 28px;
  overflow: hidden;
  min-height: 480px;
}

.mobile-status-bar {
  height: 36px;
  background: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: var(--white);
  font-weight: 600;
}

.mobile-content {
  padding: 16px;
}

.mobile-greeting {
  font-size: 18px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.mobile-sub {
  font-size: 12px;
  color: var(--gray-500);
  margin-bottom: 16px;
}

.mobile-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.mobile-card {
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 14px 12px;
  text-align: center;
}

.mobile-card-icon {
  font-size: 22px;
  margin-bottom: 6px;
}

.mobile-card-label {
  font-size: 10px;
  color: var(--gray-600);
  font-weight: 600;
}

.mobile-card-value {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
}

/* Tablet preview */
.preview-tablet {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 360px;
  padding: 20px;
}

.tablet-frame {
  width: 520px;
  background: var(--gray-800);
  border-radius: 20px;
  padding: 10px;
  box-shadow: var(--shadow-2xl);
}

.tablet-screen {
  background: var(--white);
  border-radius: 14px;
  overflow: hidden;
  min-height: 340px;
}

.tablet-header {
  padding: 12px 20px;
  background: var(--primary);
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: var(--white);
  font-size: 14px;
  font-weight: 600;
}

.tablet-body {
  padding: 20px;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 12px;
}

.tablet-card {
  background: var(--gray-50);
  border-radius: var(--radius-sm);
  padding: 16px;
  border: 1px solid var(--gray-200);
}

.tablet-card-title {
  font-size: 11px;
  color: var(--gray-500);
  font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.tablet-card-value {
  font-size: 24px;
  font-weight: 700;
  color: var(--gray-900);
}

/* ---------- Benefits Section ---------- */
.benefits-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  margin-top: 56px;
  align-items: center;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.benefit-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.benefit-item:hover {
  background: var(--white);
  box-shadow: var(--shadow-md);
}

.benefit-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
  background: var(--primary-50);
}

.benefit-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 4px;
}

.benefit-text {
  font-size: 14px;
  color: var(--gray-500);
  line-height: 1.6;
}

.benefits-image {
  position: relative;
}

.benefits-image-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: 32px;
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--gray-100);
}

.benefits-chart {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  height: 200px;
  gap: 12px;
  margin-bottom: 24px;
}

.benefits-bar-group {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.benefits-bar {
  width: 100%;
  border-radius: 6px 6px 0 0;
}

.benefits-bar-before {
  background: var(--gray-200);
}

.benefits-bar-after {
  background: linear-gradient(180deg, var(--primary-light) 0%, var(--primary) 100%);
}

.benefits-bar-label {
  font-size: 11px;
  color: var(--gray-500);
  font-weight: 500;
}

.benefits-legend {
  display: flex;
  justify-content: center;
  gap: 24px;
}

.benefits-legend-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  color: var(--gray-600);
  font-weight: 500;
}

.benefits-legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 3px;
}

.legend-before { background: var(--gray-300); }
.legend-after { background: var(--primary); }

/* ---------- Testimonials ---------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.testimonial-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px;
  border: 1px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}

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

.testimonial-quote {
  font-size: 32px;
  color: var(--primary-200);
  line-height: 1;
  margin-bottom: 16px;
}

.testimonial-text {
  font-size: 15px;
  line-height: 1.7;
  color: var(--gray-600);
  margin-bottom: 24px;
  font-style: italic;
}

.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 16px;
  color: #f59e0b;
  font-size: 14px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-200) 0%, var(--primary-100) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 700;
  color: var(--primary);
}

.testimonial-name {
  font-size: 15px;
  font-weight: 700;
  color: var(--gray-900);
}

.testimonial-role {
  font-size: 13px;
  color: var(--gray-500);
}

/* ---------- Pricing ---------- */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 56px;
}

.pricing-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  border: 2px solid var(--gray-200);
  transition: var(--transition);
  position: relative;
}

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

.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow-xl);
}

.pricing-popular-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  color: var(--white);
  padding: 6px 20px;
  border-radius: var(--radius-full);
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.pricing-name {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
  margin-bottom: 8px;
}

.pricing-desc {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 24px;
  line-height: 1.5;
}

.pricing-price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 8px;
}

.pricing-currency {
  font-size: 20px;
  font-weight: 700;
  color: var(--gray-900);
}

.pricing-amount {
  font-size: 48px;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -1px;
  line-height: 1;
}

.pricing-period {
  font-size: 14px;
  color: var(--gray-500);
  margin-bottom: 24px;
}

.pricing-features {
  margin-bottom: 32px;
}

.pricing-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 0;
  font-size: 14px;
  color: var(--gray-600);
}

.pricing-feature-icon {
  color: var(--accent);
  font-size: 16px;
  flex-shrink: 0;
}

.pricing-cta {
  width: 100%;
}

/* ---------- CTA Section ---------- */
.cta-section {
  padding: 96px 0;
  background: linear-gradient(135deg, var(--primary-900) 0%, var(--primary-700) 50%, var(--primary-800) 100%);
  color: var(--white);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
}

.cta-section::after {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -100px;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.02);
}

.cta-title {
  font-size: 44px;
  font-weight: 800;
  letter-spacing: -1px;
  margin-bottom: 20px;
  position: relative;
  z-index: 1;
}

.cta-subtitle {
  font-size: 18px;
  opacity: 0.8;
  max-width: 560px;
  margin: 0 auto 36px;
  line-height: 1.7;
  position: relative;
  z-index: 1;
}

.cta-buttons {
  display: flex;
  justify-content: center;
  gap: 16px;
  position: relative;
  z-index: 1;
}

/* ---------- Footer ---------- */
.footer {
  background: var(--gray-900);
  color: var(--gray-400);
  padding: 72px 0 32px;
}

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

.footer-brand {
  max-width: 280px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 22px;
  font-weight: 800;
  color: var(--white);
  margin-bottom: 16px;
}

.footer-logo-icon {
  width: 38px;
  height: 38px;
  background: linear-gradient(135deg, var(--primary-light) 0%, var(--primary) 100%);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-size: 18px;
}

.footer-desc {
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 20px;
}

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

.footer-social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: var(--gray-800);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: var(--gray-400);
  transition: var(--transition);
}

.footer-social-link:hover {
  background: var(--primary);
  color: var(--white);
}

.footer-heading {
  font-size: 14px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--white);
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 14px;
  color: var(--gray-400);
}

.footer-link:hover {
  color: var(--white);
}

.footer-bottom {
  border-top: 1px solid var(--gray-800);
  padding-top: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
}

.footer-bottom-links {
  display: flex;
  gap: 24px;
}

.footer-bottom-links a {
  color: var(--gray-400);
}

.footer-bottom-links a:hover {
  color: var(--white);
}

/* ---------- Scroll Animations ---------- */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ---------- Mobile Navigation Overlay ---------- */
.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--white);
  z-index: 999;
  padding: 24px;
  flex-direction: column;
  gap: 8px;
  border-top: 1px solid var(--gray-200);
}

.mobile-nav.active {
  display: flex;
}

.mobile-nav-link {
  display: block;
  padding: 14px 16px;
  font-size: 16px;
  font-weight: 600;
  color: var(--gray-700);
  border-radius: var(--radius-sm);
  transition: var(--transition-fast);
}

.mobile-nav-link:hover {
  background: var(--primary-50);
  color: var(--primary);
}

.mobile-nav-cta {
  margin-top: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 44px;
  }

  .hero-inner {
    gap: 40px;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .steps-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .steps-grid::before {
    display: none;
  }

  .pricing-grid {
    gap: 16px;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }

  .tablet-frame {
    width: 100%;
    max-width: 520px;
  }
}

@media (max-width: 768px) {
  :root {
    --section-padding: 64px 0;
  }

  .nav,
  .nav-actions {
    display: none;
  }

  .mobile-toggle {
    display: flex;
  }

  .hero {
    padding: 110px 0 60px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-title {
    font-size: 36px;
    letter-spacing: -1px;
  }

  .hero-description {
    max-width: 100%;
    margin: 0 auto 28px;
    font-size: 16px;
  }

  .hero-ctas {
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero-stats {
    justify-content: center;
  }

  .hero-visual {
    max-width: 500px;
    margin: 0 auto;
  }

  .hero-floating {
    display: none;
  }

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

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

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

  .section-title {
    font-size: 30px;
  }

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

  .benefits-image {
    order: -1;
  }

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

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 400px;
    margin-left: auto;
    margin-right: auto;
  }

  .cta-title {
    font-size: 32px;
  }

  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .preview-tabs {
    flex-wrap: wrap;
    gap: 6px;
  }

  .preview-dashboard {
    grid-template-columns: 1fr;
  }

  .preview-sidebar {
    display: none;
  }

  .preview-row {
    grid-template-columns: 1fr 1fr;
  }

  .mobile-frame {
    width: 240px;
  }

  .tablet-body {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 30px;
  }

  .hero-stats {
    gap: 24px;
  }

  .hero-ctas {
    flex-direction: column;
    align-items: stretch;
  }

  .btn-lg {
    padding: 14px 24px;
    font-size: 15px;
  }

  .mockup-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .mockup-stat-card {
    padding: 10px 8px;
  }

  .mockup-stat-label {
    font-size: 9px;
  }

  .mockup-stat-value {
    font-size: 16px;
  }

  .mockup-stat-change {
    font-size: 9px;
  }

  .hero-mockup-body {
    padding: 14px;
    min-height: 240px;
  }

  .mockup-chart {
    height: 120px;
  }

  .preview-row {
    grid-template-columns: 1fr;
  }
}