/* CSS Custom Properties */
:root {
  --bg: #FAFAFA;
  --surface: #FFFFFF;
  --surface-subtle: #F7F8F9;
  --border: #E0E0E0;
  --border-subtle: #EFEFEF;
  --text-primary: #1A1A1A;
  --text-secondary: #555555;
  --text-muted: #8A8A8A;
  --accent: #1A9A9A;
  --accent-hover: #148080;
  --accent-light: #22B8B8;
  --accent-subtle: #E8F7F7;
  --accent-glow: rgba(26, 154, 154, 0.2);
  --gradient-accent: linear-gradient(135deg, #1A9A9A 0%, #22B8B8 100%);
  --gradient-dark: linear-gradient(135deg, #0D5C5C 0%, #1A9A9A 100%);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', 'Fira Code', monospace;

  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 100px;

  --shadow: 0 2px 8px rgba(0,0,0,0.04);
  --shadow-md: 0 8px 24px rgba(0,0,0,0.08);
  --shadow-lg: 0 16px 48px rgba(0,0,0,0.12);
  --shadow-glow: 0 8px 32px var(--accent-glow);

  --transition: 200ms ease;
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

  --max-width: 1200px;
  --prose-width: 720px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1 {
  font-size: 56px;
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -0.02em;
}

h2 {
  font-size: 40px;
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.01em;
  margin-bottom: 24px;
}

h3 {
  font-size: 24px;
  line-height: 1.3;
  font-weight: 600;
  margin-bottom: 16px;
}

h4 {
  font-size: 20px;
  line-height: 1.4;
  font-weight: 600;
  margin-bottom: 12px;
}

p {
  margin-bottom: 16px;
}

.lead {
  font-size: 21px;
  line-height: 1.6;
  color: var(--text-secondary);
}

.credential-line {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.overline {
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  margin-bottom: 16px;
  display: inline-block;
  background: var(--accent-subtle);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}

/* Layout */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.prose {
  max-width: var(--prose-width);
}

.prose h3 {
  margin-top: 48px;
}

.prose p:last-child {
  margin-bottom: 0;
}

.section {
  padding: 96px 0;
}

.section-subtle {
  background-color: var(--surface-subtle);
}

.section-accent {
  background: var(--gradient-dark);
  color: white;
  position: relative;
  overflow: hidden;
}

.section-accent::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at 30% 50%, rgba(255,255,255,0.1) 0%, transparent 50%);
  pointer-events: none;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0, 0, 0, 0.06);
  z-index: 1000;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.logo img {
  display: block;
  height: 44px;
  width: auto;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
  list-style: none;
}

.nav-links a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  padding: 10px 16px;
  border-radius: var(--radius);
  transition: all var(--transition);
}

.nav-links a:hover {
  color: var(--accent);
  background-color: var(--accent-subtle);
}

.nav-links .btn-primary {
  color: white;
  background: var(--gradient-accent);
  padding: 10px 20px;
}

.nav-links .btn-primary:hover {
  color: white;
  background: var(--gradient-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-glow);
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--text-primary);
  transition: var(--transition);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
  border-radius: var(--radius-pill);
  transition: all var(--transition);
  cursor: pointer;
  border: none;
  position: relative;
}

.btn-primary {
  background: var(--gradient-accent);
  color: white;
  box-shadow: 0 4px 14px rgba(26, 154, 154, 0.25);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26, 154, 154, 0.35);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-white {
  background-color: white;
  color: var(--accent);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.1);
}

.btn-white:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.15);
}

.btn-large {
  padding: 18px 36px;
  font-size: 16px;
}

/* Intro Banner */
.intro-banner {
  background: var(--accent);
  padding: 12px 0;
  margin-top: 80px;
}

.intro-text {
  text-align: center;
  color: #FFFFFF;
  font-size: 15px;
  font-weight: 500;
  margin: 0;
}

/* Hero / Offer Section */
.hero {
  padding-top: 96px;
  padding-bottom: 120px;
  background: linear-gradient(180deg, #FFFFFF 0%, var(--surface-subtle) 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 80%;
  height: 100%;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
  animation: pulse-glow 8s ease-in-out infinite;
}

@keyframes pulse-glow {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.8; transform: scale(1.1); }
}

/* Hero Abstract Shapes */
.hero-shapes {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.6;
}

.shape-1 {
  width: 400px;
  height: 400px;
  top: 10%;
  right: 5%;
  background: linear-gradient(135deg, var(--accent-subtle) 0%, transparent 70%);
  animation: float 20s ease-in-out infinite;
}

.shape-2 {
  width: 200px;
  height: 200px;
  top: 60%;
  right: 15%;
  background: linear-gradient(135deg, rgba(26, 154, 154, 0.1) 0%, transparent 70%);
  animation: float 15s ease-in-out infinite reverse;
}

.shape-3 {
  width: 150px;
  height: 150px;
  top: 30%;
  right: 25%;
  border: 2px solid var(--accent-subtle);
  background: transparent;
  animation: float 18s ease-in-out infinite 2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(5deg); }
}

/* Section Images */
.section-image {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  display: block;
}

.production-visual,
.about-image {
  position: relative;
}

.image-accent {
  position: absolute;
  top: 20px;
  left: 20px;
  right: -20px;
  bottom: -20px;
  background: var(--gradient-accent);
  border-radius: var(--radius-lg);
  z-index: -1;
  opacity: 0.15;
}

.production-visual .section-image {
  aspect-ratio: 4/3;
  object-fit: cover;
}

.about-image {
  flex-shrink: 0;
}

.about-image .section-image {
  width: 280px;
  height: 280px;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

/* Hero Grid Layout */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 64px;
  align-items: start;
  margin-bottom: 80px;
}

.hero-content {
  max-width: 560px;
  padding-top: 24px;
}

.hero-content h1 {
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 20px;
  line-height: 1.6;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.hero-methodology {
  font-size: 16px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 32px;
}

.hero-cta {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
}

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

.hero-price-value {
  font-size: 28px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1.2;
}

.hero-price-detail {
  font-size: 14px;
  color: var(--text-muted);
}

.hero-value-compare {
  margin-top: 16px;
  padding: 16px 20px;
  background: linear-gradient(135deg, rgba(26, 154, 154, 0.08) 0%, rgba(34, 184, 184, 0.04) 100%);
  border-left: 3px solid var(--accent);
  border-radius: 0 8px 8px 0;
}

.value-compare-headline {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0 0 10px 0;
}

.value-compare-math {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.math-line {
  font-size: 13px;
  color: var(--text-muted);
  font-family: 'SF Mono', 'Monaco', 'Consolas', monospace;
}

.math-line strong {
  color: var(--text-secondary);
  font-weight: 600;
}

.hero-link,
.section-link {
  display: inline-block;
  margin-top: 24px;
  color: var(--accent);
  font-weight: 500;
  font-size: 15px;
  text-decoration: none;
  transition: color var(--transition);
}

.hero-link:hover,
.section-link:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Hero Visual / App Mockup */
.hero-visual {
  position: relative;
}

.hero-visual-wrapper {
  position: relative;
  max-width: 420px;
  margin: 0 auto;
}

.hero-mockup {
  background: var(--surface);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
  border: 1px solid var(--border);
}

.mockup-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 16px;
  background: var(--surface-subtle);
  border-bottom: 1px solid var(--border);
}

.mockup-dots {
  display: flex;
  gap: 6px;
}

.mockup-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--border);
}

.mockup-dots span:first-child {
  background: #FF5F57;
}

.mockup-dots span:nth-child(2) {
  background: #FFBD2E;
}

.mockup-dots span:nth-child(3) {
  background: #28CA41;
}

.mockup-title {
  font-size: 12px;
  font-weight: 500;
  color: var(--text-muted);
  flex: 1;
  text-align: center;
  margin-right: 40px;
}

.mockup-content {
  display: flex;
  min-height: 280px;
}

.mockup-sidebar {
  width: 56px;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-hover) 100%);
  padding: 16px 12px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mockup-nav-item {
  width: 32px;
  height: 32px;
  border-radius: var(--radius);
  background: rgba(255, 255, 255, 0.15);
  transition: background var(--transition);
}

.mockup-nav-item.active {
  background: rgba(255, 255, 255, 0.3);
}

.mockup-main {
  flex: 1;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.mockup-card {
  height: 48px;
  background: var(--surface-subtle);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.mockup-chart {
  flex: 1;
  min-height: 80px;
  background: var(--surface-subtle);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  padding: 16px;
  display: flex;
  align-items: flex-end;
  color: var(--accent);
}

.mockup-chart svg {
  width: 100%;
  height: 100%;
}

.hero-badge {
  position: absolute;
  bottom: -16px;
  right: 24px;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 20px;
  background: white;
  color: var(--accent);
  border: 2px solid var(--accent);
  border-radius: var(--radius-pill);
  font-size: 14px;
  font-weight: 600;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
}

.hero-badge svg {
  flex-shrink: 0;
}

.trusted-by {
  margin-top: 48px;
  text-align: center;
}

.trusted-by-label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 12px;
}

.trusted-logos {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 32px;
}

.trusted-logo-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.trusted-logo {
  height: 42px;
  width: auto;
  opacity: 0.7;
  filter: grayscale(100%);
  transition: opacity 0.2s ease, filter 0.2s ease;
}

.trusted-logo-item:hover .trusted-logo {
  opacity: 1;
  filter: grayscale(0%);
}

.trusted-logo-name {
  font-size: 11px;
  font-weight: 500;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Legacy offer-header styles for compatibility */
.offer-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 64px;
}

.offer-intro {
  max-width: 600px;
}

.offer-intro h1 {
  margin-bottom: 24px;
}

.offer-price-block {
  text-align: center;
  padding: 48px;
  background: linear-gradient(145deg, var(--surface) 0%, var(--surface-subtle) 100%);
  border-radius: var(--radius-xl);
  border: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

.offer-price-block::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-accent);
}

.offer-price-block .price {
  margin-bottom: 4px;
}

.price-detail {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 24px;
}

.offer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
}

.offer-includes h2,
.offer-outcomes h2 {
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.include-item {
  margin-bottom: 32px;
}

.include-item:last-child {
  margin-bottom: 0;
}

.include-item h3 {
  font-size: 18px;
  margin-bottom: 8px;
}

.include-item p {
  color: var(--text-secondary);
  margin-bottom: 0;
}

.outcome-list {
  list-style: none;
  margin-bottom: 32px;
}

.outcome-list li {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.outcome-list li:last-child {
  margin-bottom: 0;
}

.outcome-icon {
  color: var(--accent);
  font-weight: 600;
  flex-shrink: 0;
}

.offer-details {
  padding-top: 24px;
  border-top: 1px solid var(--border);
}

.offer-details .detail-item {
  margin-bottom: 16px;
}

.offer-details .detail-item:last-child {
  margin-bottom: 0;
}

/* Pricing */
.price {
  font-size: 48px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 32px;
}

.price-note {
  font-size: 18px;
  font-weight: 400;
  color: var(--text-secondary);
}

.price-label {
  display: block;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
  margin-bottom: 4px;
}

/* Cards */
.card-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
}

.card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
  transition: all var(--transition-slow);
  position: relative;
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-accent);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity var(--transition);
}

.card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
  border-color: var(--accent-subtle);
}

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

.card h3, .card h4 {
  margin-bottom: 12px;
}

.card p {
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.7;
}

/* Feature List */
.feature-list {
  list-style: none;
  margin: 32px 0;
  max-width: var(--prose-width);
}

.feature-list li {
  position: relative;
  padding-left: 28px;
  margin-bottom: 16px;
  color: var(--text-secondary);
}

.feature-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  background-color: var(--accent);
  border-radius: 50%;
}

/* Details Grid */
.details-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-top: 48px;
  padding-top: 48px;
  border-top: 1px solid var(--border);
}

.detail-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.detail-label {
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.detail-value {
  font-size: 14px;
  color: var(--text-secondary);
}

/* Intelligence Section */
.intelligence-section {
  background: linear-gradient(180deg, var(--surface-subtle) 0%, var(--bg) 100%);
  overflow: hidden;
}

.intelligence-hero {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 64px;
  align-items: center;
  margin-bottom: 64px;
}

.intelligence-hero-content .overline {
  margin-bottom: 16px;
}

.intelligence-hero-content h2 {
  margin-bottom: 20px;
}

.intelligence-hero-content .lead {
  margin-bottom: 0;
}

.intelligence-hero-visual {
  position: relative;
  width: 300px;
  height: 300px;
}

.intel-visual-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0.15;
}

.intel-ring-1 {
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  animation: pulse-ring 4s ease-in-out infinite;
}

.intel-ring-2 {
  top: 40px;
  left: 40px;
  right: 40px;
  bottom: 40px;
  animation: pulse-ring 4s ease-in-out infinite 0.5s;
}

.intel-ring-3 {
  top: 80px;
  left: 80px;
  right: 80px;
  bottom: 80px;
  animation: pulse-ring 4s ease-in-out infinite 1s;
}

@keyframes pulse-ring {
  0%, 100% { opacity: 0.15; transform: scale(1); }
  50% { opacity: 0.3; transform: scale(1.02); }
}

.intel-visual-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 100px;
  height: 100px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  box-shadow: var(--shadow-glow);
}

.intel-concepts {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.intel-concept-card {
  display: flex;
  gap: 16px;
  padding: 24px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--transition-slow);
}

.intel-concept-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-subtle);
}

.intel-concept-icon {
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-subtle);
  border-radius: var(--radius);
  color: var(--accent);
}

.intel-concept-content h4 {
  font-size: 17px;
  margin-bottom: 8px;
}

.intel-concept-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

.intelligence-skills {
  padding: 64px;
  background: var(--gradient-dark);
  border-radius: var(--radius-xl);
  color: white;
  position: relative;
  overflow: hidden;
}

.intelligence-skills::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 60%;
  height: 150%;
  background: radial-gradient(ellipse at center, rgba(255,255,255,0.15) 0%, transparent 60%);
  pointer-events: none;
}

.skills-header {
  text-align: center;
  margin-bottom: 48px;
  position: relative;
  z-index: 1;
}

.skills-header h3 {
  color: white;
  font-size: 28px;
  margin-bottom: 12px;
}

.skills-lead {
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 0;
  font-size: 17px;
}

.skills-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  position: relative;
  z-index: 1;
}

.skill-card {
  padding: 32px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: all var(--transition-slow);
}

.skill-card:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-4px);
}

.skill-number {
  font-size: 48px;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.5);
  line-height: 1;
  margin-bottom: 16px;
}

.skill-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-accent);
  border-radius: var(--radius);
  margin-bottom: 20px;
  color: white;
}

.skill-card h4 {
  color: white;
  font-size: 20px;
  margin-bottom: 12px;
}

.skill-card p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 14px;
  line-height: 1.7;
  margin-bottom: 0;
}

/* Showcase Section */
.intelligence-showcase {
  margin-top: 80px;
  padding-top: 64px;
  border-top: 1px solid var(--border);
}

.showcase-header {
  text-align: center;
  margin-bottom: 48px;
}

.showcase-header h3 {
  color: var(--text-primary);
  margin-bottom: 12px;
}

.showcase-intro {
  color: var(--text-secondary);
  font-size: 18px;
}

.showcase-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.showcase-video {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.showcase-thumbnail {
  width: 100%;
  display: block;
  transition: transform var(--transition-slow);
}

.showcase-video:hover .showcase-thumbnail {
  transform: scale(1.03);
}

.play-button {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: rgba(26, 154, 154, 0.9);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  transition: all var(--transition);
  box-shadow: 0 4px 20px rgba(26, 154, 154, 0.4);
}

.showcase-video:hover .play-button,
.methodology-video:hover .play-button {
  background: var(--accent);
  transform: translate(-50%, -50%) scale(1.1);
}

.showcase-details {
  color: var(--text-primary);
}

.showcase-tag,
.methodology-tag {
  display: inline-block;
  background: var(--gradient-accent);
  color: white;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.showcase-details h4 {
  font-size: 28px;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.showcase-timeline {
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 16px;
}

.showcase-details > p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.showcase-features {
  list-style: none;
  padding: 0;
  margin: 0;
}

.showcase-features li {
  color: var(--text-secondary);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  line-height: 1.6;
}

.showcase-features li:last-child {
  border-bottom: none;
}

.showcase-features strong {
  color: var(--text-primary);
}

/* Methodology Section */
.intelligence-methodology {
  margin-top: 80px;
  padding-top: 64px;
  border-top: 1px solid var(--border);
}

.methodology-header {
  text-align: center;
  margin-bottom: 48px;
}

.methodology-header h3 {
  color: var(--text-primary);
  margin-bottom: 12px;
}

.methodology-intro {
  color: var(--text-secondary);
  font-size: 18px;
}

.methodology-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.methodology-details {
  color: var(--text-primary);
}

.methodology-details h4 {
  font-size: 24px;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.methodology-details > p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 24px;
}

.methodology-loops {
  margin-bottom: 24px;
}

.loop-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 16px;
}

.loop-item:last-child {
  margin-bottom: 0;
}

.loop-number {
  flex-shrink: 0;
  width: 36px;
  height: 36px;
  background: var(--gradient-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  color: white;
}

.loop-content h5 {
  font-size: 16px;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.loop-content p {
  font-size: 14px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

.methodology-result {
  color: var(--accent);
  font-weight: 500;
  font-style: italic;
}

.methodology-video {
  position: relative;
  display: block;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.methodology-thumbnail {
  width: 100%;
  display: block;
  transition: transform var(--transition-slow);
}

.methodology-video:hover .methodology-thumbnail {
  transform: scale(1.03);
}

@media (max-width: 900px) {
  .showcase-content,
  .methodology-content {
    grid-template-columns: 1fr;
  }

  .showcase-video,
  .methodology-video {
    order: -1;
  }
}

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

/* About Section */
.about-intro .lead {
  max-width: 600px;
}

.card-stat {
  text-align: center;
  padding: 40px 32px;
  background: linear-gradient(145deg, var(--surface) 0%, var(--accent-subtle) 100%);
  border-color: transparent;
}

.card-stat:hover {
  background: linear-gradient(145deg, var(--accent-subtle) 0%, var(--surface) 100%);
}

.card-stat::before {
  display: none;
}

.stat-value {
  display: block;
  font-size: 56px;
  font-weight: 700;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 12px;
}

.stat-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--text-secondary);
}

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

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

/* Services Section */
.services-section {
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--border);
}

.services-section > h3 {
  text-align: center;
  margin-bottom: 16px;
}

.services-intro {
  text-align: center;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.service-item {
  text-align: center;
  padding: 32px 24px;
  background: var(--surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--transition-slow);
}

.service-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--accent-subtle);
}

.service-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-accent);
  border-radius: var(--radius-lg);
  color: white;
}

.service-item h4 {
  font-size: 18px;
  margin-bottom: 12px;
}

.service-item p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* Approach Section */
.approach-section {
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--border);
}

.approach-section > h3 {
  text-align: center;
  margin-bottom: 16px;
}

.approach-intro {
  text-align: center;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 48px;
}

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

.approach-item {
  display: flex;
  gap: 20px;
  padding: 28px;
  background: linear-gradient(135deg, var(--surface) 0%, var(--accent-subtle) 100%);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  transition: all var(--transition);
}

.approach-item:hover {
  border-color: var(--accent);
  box-shadow: var(--shadow-glow);
}

.approach-icon {
  flex-shrink: 0;
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--surface);
  border-radius: var(--radius);
  color: var(--accent);
  box-shadow: var(--shadow);
}

.approach-content h4 {
  font-size: 17px;
  margin-bottom: 8px;
}

.approach-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 0;
}

/* Leadership Section */
.leadership-section {
  margin-top: 64px;
  padding-top: 64px;
  border-top: 1px solid var(--border);
}

.leadership-section > h3 {
  text-align: center;
  margin-bottom: 16px;
}

.leadership-intro {
  text-align: center;
  color: var(--text-secondary);
  max-width: 650px;
  margin: 0 auto 48px;
}

.leader-feature {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  align-items: start;
  margin-bottom: 56px;
}

.leader-feature:last-child {
  margin-bottom: 0;
}

.leader-feature-reverse {
  grid-template-columns: 1fr 280px;
}

.leader-feature-reverse .leader-image {
  order: 2;
}

.leader-feature-reverse .leader-bio {
  order: 1;
}

.leader-image {
  position: relative;
}

.leader-photo {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--radius-xl);
  display: block;
}

.leader-image::after {
  content: '';
  position: absolute;
  top: 12px;
  left: 12px;
  right: -12px;
  bottom: -12px;
  background: var(--gradient-accent);
  border-radius: var(--radius-xl);
  z-index: -1;
  opacity: 0.15;
}

.leader-bio h4 {
  font-size: 28px;
  margin-bottom: 4px;
}

.leader-bio .leader-title {
  display: block;
  font-size: 14px;
  font-weight: 500;
  color: var(--accent);
  margin-bottom: 20px;
}

.leader-bio p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

.leader-bio p:last-child {
  margin-bottom: 0;
}

.leader-linkedin {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 16px;
  color: #0A66C2;
  font-weight: 500;
  font-size: 14px;
  text-decoration: none;
  transition: color var(--transition);
}

.leader-linkedin:hover {
  color: #004182;
}

.leader-linkedin svg {
  flex-shrink: 0;
}

/* Industries */
.industries-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 64px;
}

.industries-header h2 {
  margin-bottom: 16px;
}

.industries-intro {
  color: var(--text-secondary);
  font-size: 18px;
  margin-bottom: 0;
}

.industry-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
  margin-bottom: 80px;
}

.industry-feature:last-child {
  margin-bottom: 0;
}

.industry-feature-reverse {
  direction: rtl;
}

.industry-feature-reverse > * {
  direction: ltr;
}

.industry-image {
  position: relative;
}

.industry-image .section-image {
  aspect-ratio: 4/3;
  object-fit: cover;
  border-radius: var(--radius-xl);
}

.industry-image .image-accent {
  border-radius: var(--radius-xl);
}

.industry-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-subtle);
  padding: 6px 12px;
  border-radius: var(--radius-pill);
  margin-bottom: 16px;
}

.industry-content h4 {
  font-size: 28px;
  margin-bottom: 16px;
}

.industry-content p {
  color: var(--text-secondary);
  margin-bottom: 24px;
  line-height: 1.7;
}

.client-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.client-name {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-muted);
  background: var(--surface-subtle);
  padding: 6px 12px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

/* Two Column Layout */
.two-column {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.two-column .prose {
  max-width: none;
}

.two-column .overline {
  margin-bottom: 12px;
}

.two-column h2 {
  margin-bottom: 24px;
}

/* Production Section */
.production-content .overline {
  margin-bottom: 16px;
}

.production-content h2 {
  margin-bottom: 16px;
}

.production-content .lead {
  margin-bottom: 24px;
}

.production-content .feature-list {
  margin-bottom: 32px;
}

.production-cta {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.production-cta .price {
  font-size: 32px;
  margin-bottom: 0;
}

/* About Header Row */
.about-header-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 48px;
  margin-bottom: 48px;
}

.about-header-row .about-intro {
  flex: 1;
}

.about-header-row .about-intro h2 {
  margin-bottom: 16px;
}

.about-header-row .about-intro .lead {
  margin-bottom: 0;
}

/* Offer Card */
.offer-card {
  background-color: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px;
  box-shadow: var(--shadow);
}

.offer-card h3 {
  margin-bottom: 24px;
}

.offer-card .feature-list {
  margin: 0 0 32px 0;
}

.offer-pricing {
  margin-bottom: 24px;
}

.offer-pricing .price {
  font-size: 36px;
  margin-bottom: 0;
}

.offer-card .btn {
  width: 100%;
}

/* Contact Section */
.contact-content {
  text-align: center;
  max-width: var(--prose-width);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.section-accent h2 {
  color: white;
  font-size: 44px;
}

.section-accent p {
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 40px;
  font-size: 18px;
}

/* Footer */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p {
  font-size: 14px;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* Responsive Design */
@media (max-width: 1024px) {
  h1 {
    font-size: 40px;
  }

  h2 {
    font-size: 32px;
  }

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

  .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .about-details .card:last-child {
    grid-column: span 2;
  }

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

  .intelligence-hero {
    grid-template-columns: 1fr 240px;
    gap: 40px;
  }

  .intelligence-hero-visual {
    width: 240px;
    height: 240px;
  }

  .intel-ring-2 {
    top: 30px;
    left: 30px;
    right: 30px;
    bottom: 30px;
  }

  .intel-ring-3 {
    top: 60px;
    left: 60px;
    right: 60px;
    bottom: 60px;
  }

  .intel-visual-center {
    width: 80px;
    height: 80px;
  }

  .intel-visual-center svg {
    width: 36px;
    height: 36px;
  }

  .intel-concepts {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .skill-card:last-child {
    grid-column: span 2;
    max-width: 50%;
    margin: 0 auto;
  }

}

@media (max-width: 768px) {
  h1 {
    font-size: 36px;
    letter-spacing: -0.01em;
  }

  h2 {
    font-size: 30px;
  }

  h3 {
    font-size: 20px;
  }

  .lead {
    font-size: 18px;
  }

  .section {
    padding: 64px 0;
  }

  .hero {
    padding-top: 150px;
    padding-bottom: 80px;
  }

  .hero::before {
    display: none;
  }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 48px;
    text-align: center;
  }

  .hero-content {
    max-width: none;
  }

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

  .hero-visual {
    max-width: 400px;
    margin: 0 auto;
  }

  .mockup-content {
    min-height: 220px;
  }

  .hero-badge {
    right: 50%;
    transform: translateX(50%);
  }

  .trusted-by {
    margin-top: 24px;
  }

  .trusted-logos {
    gap: 16px;
  }

  .trusted-logo {
    height: 33px;
  }

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

  .offer-price-block {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    text-align: left;
    padding: 24px;
  }

  .offer-price-block .price {
    font-size: 36px;
  }

  .price-detail {
    margin-bottom: 0;
  }

  .offer-content {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .card-grid-3 {
    grid-template-columns: 1fr;
  }

  .intelligence-hero {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .intelligence-hero-visual {
    width: 200px;
    height: 200px;
    margin: 0 auto;
  }

  .intel-ring-2 {
    top: 25px;
    left: 25px;
    right: 25px;
    bottom: 25px;
  }

  .intel-ring-3 {
    top: 50px;
    left: 50px;
    right: 50px;
    bottom: 50px;
  }

  .intel-visual-center {
    width: 70px;
    height: 70px;
  }

  .intel-visual-center svg {
    width: 32px;
    height: 32px;
  }

  .intel-concept-card {
    flex-direction: column;
    text-align: center;
  }

  .intel-concept-icon {
    margin: 0 auto;
  }

  .intelligence-skills {
    padding: 40px 24px;
  }

  .skills-header h3 {
    font-size: 24px;
  }

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

  .skill-card:last-child {
    grid-column: auto;
    max-width: none;
  }

  .skill-card {
    padding: 24px;
  }

  .skill-number {
    font-size: 36px;
  }

  .nav-links {
    position: fixed;
    top: 80px;
    left: 0;
    right: 0;
    flex-direction: column;
    background-color: var(--surface);
    padding: 24px;
    gap: 8px;
    border-bottom: 1px solid var(--border);
    transform: translateY(-100%);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
    box-shadow: var(--shadow-lg);
  }

  .nav-links.active {
    transform: translateY(0);
    opacity: 1;
    pointer-events: all;
  }

  .nav-links a {
    font-size: 16px;
  }

  .mobile-menu-btn {
    display: flex;
  }

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

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

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

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

  .details-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .about-details {
    grid-template-columns: 1fr;
  }

  .services-grid {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .service-item {
    padding: 24px 20px;
  }

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

  .approach-item {
    padding: 24px;
  }

  .industry-feature {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-bottom: 64px;
  }

  .industry-feature-reverse {
    direction: ltr;
  }

  .industry-content h4 {
    font-size: 24px;
  }

  .industry-image {
    order: -1;
  }

  .stat-value {
    font-size: 42px;
  }

  .two-column {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .production-visual {
    order: -1;
  }

  .about-header-row {
    flex-direction: column;
    text-align: center;
  }

  .about-image {
    order: -1;
  }

  .about-image .section-image {
    width: 200px;
    height: 200px;
  }

  .leader-feature,
  .leader-feature-reverse {
    grid-template-columns: 1fr;
    gap: 32px;
    text-align: center;
  }

  .leader-feature-reverse .leader-image,
  .leader-feature-reverse .leader-bio {
    order: unset;
  }

  .leader-image {
    max-width: 240px;
    margin: 0 auto;
  }

  .leader-bio h4 {
    font-size: 24px;
  }

  .leader-bio p {
    text-align: left;
  }

  .production-cta {
    justify-content: center;
  }

  .hero-shapes {
    display: none;
  }

  .price {
    font-size: 36px;
  }

  .offer-pricing .price {
    font-size: 28px;
  }

  .hero-subtitle {
    font-size: 17px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 20px;
  }

  h1 {
    font-size: 30px;
  }

  h2 {
    font-size: 26px;
  }

  .overline {
    font-size: 11px;
    padding: 5px 12px;
  }

  .btn-large {
    padding: 16px 28px;
    font-size: 15px;
    width: 100%;
  }

  .hero-cta {
    flex-direction: column;
    gap: 20px;
  }

  .hero-price {
    align-items: center;
  }

  .hero-visual {
    max-width: 320px;
  }

  .mockup-content {
    min-height: 180px;
  }

  .mockup-sidebar {
    width: 44px;
    padding: 12px 8px;
  }

  .mockup-nav-item {
    width: 28px;
    height: 28px;
  }

  .hero-badge {
    font-size: 12px;
    padding: 10px 16px;
  }

  .stat-value {
    font-size: 36px;
  }

  .card {
    padding: 24px;
  }

  .industry {
    padding: 24px;
  }

  .leadership-section {
    margin-top: 48px;
    padding-top: 48px;
  }

  .leader-image {
    max-width: 200px;
  }

  .leader-bio h4 {
    font-size: 22px;
  }

  .leader-feature {
    margin-bottom: 48px;
  }
}