/* ============================================================
   OnePanel Nexus — Redesigned Main Stylesheet
   Modern, Clean, Professional Design System
   ============================================================ */

/* ---- Design System Variables ---- */
:root {
  /* Brand Colors - New Palette */
  --color-primary: #6366F1;
  --color-primary-dark: #4F46E5;
  --color-primary-light: #8B5CF6;
  --color-accent: #06B6D4;
  --color-accent-dark: #0891B2;
  --color-secondary: #1F2937;
  --color-success: #10B981;
  --color-warning: #F59E0B;
  --color-error: #EF4444;

  /* Neutral Palette - Warmer Grays */
  --color-neutral-50: #FAFAF9;
  --color-neutral-100: #F5F5F4;
  --color-neutral-200: #E7E5E4;
  --color-neutral-300: #D6D3D1;
  --color-neutral-400: #A8A29E;
  --color-neutral-500: #78716C;
  --color-neutral-600: #57534E;
  --color-neutral-700: #44403C;
  --color-neutral-800: #292524;
  --color-neutral-900: #1C1917;

  /* Background Colors */
  --color-bg-primary: #FFFFFF;
  --color-bg-secondary: #FAFAF9;
  --color-bg-accent: #F8FAFC;
  --color-bg-dark: #0F172A;
  --color-bg-gradient: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);

  /* Typography - Modern Font Stack */
  --font-family-primary: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  --font-family-display: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;

  /* Font Sizes - Refined Scale */
  --text-xs: 0.75rem;      /* 12px */
  --text-sm: 0.875rem;     /* 14px */
  --text-base: 1rem;       /* 16px */
  --text-lg: 1.125rem;     /* 18px */
  --text-xl: 1.25rem;      /* 20px */
  --text-2xl: 1.5rem;      /* 24px */
  --text-3xl: 1.875rem;    /* 30px */
  --text-4xl: 2.25rem;     /* 36px */
  --text-5xl: 3rem;        /* 48px */
  --text-6xl: 3.75rem;     /* 60px */

  /* Spacing System - 4px Base */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;
  --space-32: 128px;

  /* Border Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-2xl: 32px;

  /* Shadows - Softer, More Natural */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

  /* Layout */
  --container-max: 1280px;
  --container-pad: 24px;
  --section-gap: 120px;
}

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

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

body {
  font-family: var(--font-family-primary);
  font-size: var(--text-base);
  line-height: 1.7;
  color: var(--color-neutral-800);
  background-color: var(--color-bg-primary);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: 'kern' 1, 'liga' 1;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: all 0.2s ease;
}

address {
  font-style: normal;
}

ul {
  list-style: none;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family-display);
  line-height: 1.2;
  font-weight: 700;
  color: var(--color-neutral-900);
  letter-spacing: -0.025em;
}

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

.section-pad {
  padding: var(--section-gap) 0;
}

.section-pad--sm {
  padding: calc(var(--section-gap) * 0.6) 0;
}

.section-pad--lg {
  padding: calc(var(--section-gap) * 1.4) 0;
}

.bg-light {
  background-color: var(--color-bg-secondary);
}

.bg-accent {
  background-color: var(--color-bg-accent);
}

.bg-dark {
  background: var(--color-bg-dark);
}

.bg-gradient {
  background: var(--color-bg-gradient);
}

/* ---- Typography ---- */
.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--space-16);
}

.section-header h2 {
  font-size: var(--text-4xl);
  font-weight: 800;
  margin-bottom: var(--space-6);
  color: var(--color-neutral-900);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-header p {
  font-size: var(--text-xl);
  color: var(--color-neutral-600);
  line-height: 1.6;
  font-weight: 400;
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-8);
  font-family: var(--font-family-primary);
  font-size: var(--text-base);
  font-weight: 600;
  border-radius: var(--radius-lg);
  cursor: pointer;
  border: 2px solid transparent;
  line-height: 1;
  white-space: nowrap;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
  transition: left 0.5s;
}

.btn:hover::before {
  left: 100%;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  box-shadow: var(--shadow-md);
}

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

.btn-outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  background-color: var(--color-primary);
  color: white;
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-full {
  width: 100%;
}

/* ---- Badge ---- */
.badge {
  display: inline-flex;
  align-items: center;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-xl);
  margin-bottom: var(--space-4);
  box-shadow: var(--shadow-sm);
}

.badge-light {
  background: rgba(255,255,255,0.2);
  color: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
}

/* ---- Photo Placeholders ---- */
.photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  background: linear-gradient(135deg, var(--color-neutral-100) 0%, var(--color-neutral-200) 100%);
  border: 2px dashed var(--color-neutral-300);
  border-radius: var(--radius-xl);
  color: var(--color-neutral-500);
  font-size: var(--text-sm);
  font-weight: 500;
  text-align: center;
  padding: var(--space-12);
  position: relative;
  overflow: hidden;
}

.photo-placeholder::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, transparent 30%, rgba(255,255,255,0.1) 50%, transparent 70%);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  0% { transform: translateX(-100%); }
  100% { transform: translateX(100%); }
}

/* ============================================================
   HEADER & NAVIGATION
   ============================================================ */

.site-header {
  padding: var(--space-6) 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-neutral-200);
  position: sticky;
  top: 0;
  z-index: 100;
}

.brand-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  transition: transform 0.2s ease;
}

.brand-link:hover {
  transform: scale(1.02);
}

.brand-name {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-neutral-900);
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.brand-name--light {
  color: white;
  -webkit-text-fill-color: white;
}

.brand-logo {
  flex-shrink: 0;
  filter: drop-shadow(0 2px 4px rgba(0,0,0,0.1));
}

/* ============================================================
   HERO SECTION
   ============================================================ */

.hero {
  padding: var(--space-32) 0;
  background: linear-gradient(135deg, #667EEA 0%, #764BA2 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Ccircle cx='30' cy='30' r='2'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
  animation: float 20s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

.hero-inner {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--space-16);
  align-items: center;
  position: relative;
  z-index: 2;
}

.hero-content {
  max-width: 600px;
}

.hero-title {
  font-size: var(--text-6xl);
  font-weight: 900;
  line-height: 1.1;
  color: white;
  margin-bottom: var(--space-6);
  letter-spacing: -0.04em;
  text-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

.hero-desc {
  font-size: var(--text-xl);
  color: rgba(255,255,255,0.9);
  line-height: 1.6;
  margin-bottom: var(--space-8);
  font-weight: 400;
}

.hero-cta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.hero-photo,
.preview-photo,
.ai-photo {
  width: 100%;
  display: flex;
  align-items: center;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-2xl);
  box-shadow: var(--shadow-xl);
  display: block;
}

/* ============================================================
   STATS BAR
   ============================================================ */

.stats-bar {
  background: var(--color-bg-dark);
  padding: var(--space-16) 0;
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding: var(--space-6);
  border-radius: var(--radius-lg);
  background: rgba(255,255,255,0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255,255,255,0.1);
}

.stat-number {
  font-size: var(--text-4xl);
  font-weight: 900;
  color: white;
  line-height: 1;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.8);
  font-weight: 500;
}

/* ============================================================
   FEATURES SECTION
   ============================================================ */

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.feature-card {
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.feature-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.feature-icon {
  width: 64px;
  height: 64px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-6);
  box-shadow: var(--shadow-md);
}

.feature-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-neutral-900);
}

.feature-card p {
  font-size: var(--text-base);
  color: var(--color-neutral-600);
  line-height: 1.7;
}

/* ============================================================
   HOW IT WORKS
   ============================================================ */

.steps-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr auto 1fr;
  gap: var(--space-6);
  align-items: start;
}

.step-card {
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  position: relative;
  transition: all 0.3s ease;
}

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

.step-number {
  position: absolute;
  top: -16px;
  left: var(--space-8);
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--text-xl);
  font-weight: 900;
  box-shadow: var(--shadow-lg);
}

.step-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  margin-top: var(--space-4);
  color: var(--color-neutral-900);
}

.step-card p {
  font-size: var(--text-base);
  color: var(--color-neutral-600);
  line-height: 1.7;
}

.step-divider {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: var(--space-8);
}

.step-divider svg {
  color: var(--color-primary);
}

/* ============================================================
   INTEGRATIONS
   ============================================================ */

.integrations-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.integration-tile {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  cursor: default;
  transition: all 0.3s ease;
}

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

.integration-tile span {
  font-size: var(--text-sm);
  color: var(--color-neutral-700);
  font-weight: 600;
  text-align: center;
}

.integrations-more {
  text-align: center;
  color: var(--color-neutral-600);
  font-size: var(--text-lg);
  font-weight: 500;
}

/* ============================================================
   DASHBOARD PREVIEW
   ============================================================ */

.preview-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.preview-content h2 {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: white;
  margin-bottom: var(--space-6);
  margin-top: var(--space-4);
}

.preview-content p {
  color: rgba(255,255,255,0.9);
  font-size: var(--text-lg);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.preview-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.preview-list li {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  color: rgba(255,255,255,0.95);
  font-size: var(--text-lg);
  font-weight: 500;
  padding: var(--space-3);
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
}

.preview-list li svg {
  flex-shrink: 0;
  color: var(--color-accent);
}

.preview-photo {
  min-height: 400px;
}

/* ============================================================
   AI AUTOMATION
   ============================================================ */

.ai-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.ai-content h2 {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-neutral-900);
  margin-top: var(--space-4);
  margin-bottom: var(--space-6);
}

.product-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-2);
  margin-bottom: var(--space-4);
}

.price-amount {
  font-size: var(--text-4xl);
  font-weight: 900;
  color: var(--color-neutral-900);
  line-height: 1;
}

.price-period {
  font-size: var(--text-lg);
  color: var(--color-neutral-600);
  font-weight: 500;
}

.ai-content > p {
  font-size: var(--text-lg);
  color: var(--color-neutral-600);
  line-height: 1.7;
  margin-bottom: var(--space-8);
}

.ai-cards {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.ai-card {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.ai-card:hover {
  transform: translateX(8px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}

.ai-card svg {
  flex-shrink: 0;
  margin-top: var(--space-1);
  color: var(--color-primary);
}

.ai-card strong {
  display: block;
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-neutral-900);
  margin-bottom: var(--space-1);
}

.ai-card p {
  font-size: var(--text-sm);
  color: var(--color-neutral-600);
  line-height: 1.6;
}

/* ============================================================
   DATA RELATIONSHIPS
   ============================================================ */

.data-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.data-card {
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  text-align: center;
  transition: all 0.3s ease;
}

.data-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.data-icon {
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-6);
  box-shadow: var(--shadow-lg);
}

.data-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  margin-bottom: var(--space-3);
  color: var(--color-neutral-900);
}

.data-card p {
  font-size: var(--text-base);
  color: var(--color-neutral-600);
  line-height: 1.7;
}

/* ============================================================
   PRODUCTS/PRICING
   ============================================================ */

.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
  align-items: start;
}

.product-card {
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
  transition: all 0.3s ease;
  position: relative;
}

.product-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.product-card--featured {
  border-color: var(--color-primary);
  border-width: 2px;
  box-shadow: var(--shadow-xl);
  background: linear-gradient(135deg, #FAFAFA 0%, #FFFFFF 100%);
}

.product-card--featured::before {
  content: 'Most Popular';
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: white;
  font-size: var(--text-sm);
  font-weight: 700;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.product-header {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.product-tier {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-neutral-600);
  background: var(--color-neutral-100);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-lg);
  width: fit-content;
}

.product-tier--featured {
  color: white;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
}

.product-card h3 {
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-neutral-900);
}

.product-desc {
  font-size: var(--text-base);
  color: var(--color-neutral-600);
  line-height: 1.6;
}

.product-features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.product-features li {
  font-size: var(--text-base);
  color: var(--color-neutral-700);
  padding-left: var(--space-6);
  position: relative;
  line-height: 1.6;
}

.product-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 10px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-primary) 100%);
}

/* ============================================================
   CONTACTS
   ============================================================ */

.contacts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.contact-card {
  background: white;
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  text-align: center;
  transition: all 0.3s ease;
}

.contact-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.contact-icon {
  width: 72px;
  height: 72px;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-xl);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  box-shadow: var(--shadow-lg);
}

.contact-card h3 {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-neutral-900);
}

.contact-card a,
.contact-card address {
  font-size: var(--text-lg);
  color: var(--color-primary);
  font-weight: 600;
  line-height: 1.6;
}

.contact-card a:hover {
  color: var(--color-primary-dark);
  text-decoration: underline;
}

/* ============================================================
   FOOTER
   ============================================================ */

.site-footer {
  background: var(--color-bg-dark);
  padding: var(--space-20) 0 var(--space-6);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: var(--space-16);
  margin-bottom: var(--space-16);
  border-bottom: 1px solid rgba(255,255,255,0.1);
  padding-bottom: var(--space-16);
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  max-width: 400px;
}

.footer-tagline {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.7);
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: var(--space-16);
}

.footer-section h4 {
  font-size: var(--text-base);
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: var(--space-4);
}

.footer-section ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-section a {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.8);
  font-weight: 500;
  transition: color 0.2s ease;
}

.footer-section a:hover {
  color: white;
}

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

.footer-bottom p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.5);
}

/* ============================================================
   RESPONSIVE DESIGN
   ============================================================ */

@media (max-width: 1024px) {
  :root {
    --section-gap: 80px;
  }

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

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

  .integrations-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .hero-title {
    font-size: var(--text-5xl);
  }
}

@media (max-width: 768px) {
  :root {
    --container-pad: 20px;
    --section-gap: 60px;
  }

  .section-header h2 {
    font-size: var(--text-3xl);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .hero-title {
    font-size: var(--text-4xl);
  }

  .hero-photo {
    height: 300px;
  }
  
  .preview-photo,
  .ai-photo {
    height: 300px;
  }

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

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

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

  .step-divider {
    padding-top: 0;
    transform: rotate(90deg);
  }

  .integrations-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .preview-inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

  .ai-inner {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }

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

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

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

  .footer-content {
    flex-direction: column;
    gap: var(--space-10);
  }

  .footer-links {
    gap: var(--space-10);
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: var(--text-3xl);
  }

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

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

  .hero-cta {
    flex-direction: column;
  }

  .hero-cta .btn {
    width: 100%;
    justify-content: center;
  }

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

  .footer-links {
    flex-direction: column;
    gap: var(--space-8);
    align-items: center;
  }
}