/* ============================================
   SEVEN DIMENSIONS — Global Stylesheet
   Refined Executive Design System
   Navy #162D53 · Gold #FCC336 · White #FFFFFF
   ============================================ */

/* --- Design Tokens --- */
:root {
  /* Brand palette */
  --navy: #162D53;
  --navy-dark: #0F1F3B;
  --navy-light: #1E3A6A;
  --navy-muted: #2A4A7A;

  --gold: #FCC336;
  --gold-dark: #E5AD2B;
  --gold-light: #FEF4D6;
  --gold-subtle: #FDF9EE;

  --white: #FFFFFF;
  --offwhite: #FAFBFD;
  --cream: #F7F8FA;

  /* Text */
  --text-primary: #162D53;
  --text-body: #3D4F6F;
  --text-secondary: #6B7A94;
  --text-light: #9BA8BC;

  /* Borders */
  --border: #E4E8EE;
  --border-light: #EEF0F4;

  /* Spacing */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --space-5xl: 8rem;

  /* Typography */
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-body);

  /* Sizing */
  --max-width: 1140px;
  --radius: 8px;
  --radius-lg: 12px;

  /* Shadows — subtle */
  --shadow-sm: 0 1px 2px rgba(22,45,83,0.04);
  --shadow-md: 0 2px 8px rgba(22,45,83,0.06);
  --shadow-lg: 0 8px 24px rgba(22,45,83,0.08);

  /* Transitions */
  --ease: 0.25s ease;
}

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

html {
  scroll-behavior: smooth;
  font-size: 17px;
}

body {
  font-family: var(--font-body);
  color: var(--text-body);
  background-color: var(--white);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  color: var(--navy);
  text-decoration: none;
  transition: color var(--ease);
}

a:hover { color: var(--navy-light); }

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.3;
  color: var(--text-primary);
}

h1 { font-size: clamp(2.1rem, 4.5vw, 3rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.65rem, 3.2vw, 2.25rem); letter-spacing: -0.015em; }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.125rem; }

p {
  margin-bottom: var(--space-md);
  color: var(--text-body);
}

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

.section {
  padding: var(--space-5xl) 0;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto var(--space-3xl);
}

.section-header h2 {
  font-size: clamp(1.85rem, 3.5vw, 2.5rem);
}

.section-header p {
  margin-top: var(--space-md);
  font-size: 1.1rem;
  color: var(--text-secondary);
}

.section-label {
  display: inline-block;
  font-size: 0.825rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--gold-dark);
  margin-bottom: var(--space-md);
}

/* --- Gold Divider --- */
.gold-rule {
  width: 48px;
  height: 2px;
  background: var(--gold);
  border: none;
  margin: var(--space-lg) auto;
}

/* --- Navigation --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(42, 68, 110, 0.96);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(255,255,255,0.10);
  transition: box-shadow var(--ease);
}

.navbar.scrolled {
  box-shadow: 0 1px 8px rgba(0,0,0,0.18);
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.nav-logo img {
  height: 32px;
  width: auto;
}

.nav-logo-text {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--white);
  letter-spacing: -0.01em;
}

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

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-2xl);
  list-style: none;
}

.nav-links a {
  font-size: 0.935rem;
  font-weight: 500;
  color: rgba(255,255,255,0.65);
  padding: var(--space-sm) 0;
  position: relative;
  letter-spacing: 0.01em;
  transition: color var(--ease);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
}

.nav-links a.active::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gold);
  border-radius: 1px;
}

.nav-cta {
  margin-left: var(--space-md);
}

/* Mobile menu toggle */
.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: rgba(255,255,255,0.85);
  margin: 5px 0;
  transition: var(--ease);
  border-radius: 1px;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: 0.7rem 1.5rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  border: none;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all var(--ease);
  text-decoration: none;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
}

.btn-primary:hover {
  background: var(--navy-light);
  color: var(--white);
}

.btn-secondary {
  background: transparent;
  color: var(--navy);
  border: 1.5px solid var(--border);
}

.btn-secondary:hover {
  border-color: var(--navy);
  color: var(--navy);
}

.btn-gold {
  background: var(--gold);
  color: var(--navy);
}

.btn-gold:hover {
  background: var(--gold-dark);
  color: var(--navy);
}

.btn-ghost {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.5rem 1rem;
}

.btn-ghost:hover {
  color: var(--navy);
}

.btn-sm {
  padding: 0.5rem 1.1rem;
  font-size: 0.8125rem;
}

.btn-lg {
  padding: 0.85rem 2rem;
  font-size: 0.9375rem;
}

/* --- Cards --- */
.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: var(--space-2xl);
  transition: box-shadow var(--ease);
}

.card:hover {
  box-shadow: var(--shadow-lg);
}

.card h3 {
  margin-bottom: var(--space-sm);
}

.card p {
  font-size: 0.95rem;
  color: var(--text-secondary);
}

/* --- Grid Layouts --- */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-xl); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-xl); }

/* --- Hero Section --- */
.hero {
  padding-top: calc(72px + var(--space-5xl));
  padding-bottom: var(--space-5xl);
  background: var(--white);
  position: relative;
}

.hero .container {
  display: flex;
  align-items: center;
  gap: var(--space-4xl);
}

.hero-content {
  flex: 1.1;
  max-width: 560px;
}

.hero-content h1 {
  margin-bottom: var(--space-lg);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  line-height: 1.2;
}

.hero-content h1 .highlight {
  color: var(--gold-dark);
}

.hero-content > p {
  font-size: 1.15rem;
  margin-bottom: var(--space-2xl);
  line-height: 1.8;
  color: var(--text-secondary);
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

/* Abstract full-width hero */
.hero-abstract {
  background: var(--navy);
  overflow: hidden;
  padding-top: calc(72px + var(--space-4xl));
  padding-bottom: var(--space-4xl);
}

.hero-abstract .container {
  display: block;
  position: relative;
  z-index: 2;
}

.hero-bg-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: 1;
}

.hero-content-overlay {
  max-width: 640px;
}

.hero-content-overlay h1 {
  color: var(--white);
}

.hero-content-overlay h1 .highlight {
  color: var(--gold);
}

.hero-content-overlay > p {
  color: rgba(255,255,255,0.7);
}

/* --- Stats Bar --- */
.stats-bar {
  background: var(--cream);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  padding: var(--space-2xl) 0;
}

.stats-grid {
  display: flex;
  justify-content: center;
  gap: var(--space-4xl);
  text-align: center;
}

.stat-item .stat-value {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--navy);
}

.stat-item .stat-desc {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: var(--space-xs);
}

/* --- Course Card --- */
.course-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow var(--ease);
}

.course-card:hover {
  box-shadow: var(--shadow-lg);
}

.course-card-header {
  padding: var(--space-lg) var(--space-xl);
  position: relative;
}

.course-card-header.exec {
  background: var(--navy);
  color: var(--white);
}

.course-card-header.leader {
  background: var(--navy-light);
  color: var(--white);
}

.course-card-header.coaching {
  background: linear-gradient(135deg, var(--navy), var(--navy-muted));
  color: var(--white);
}

.course-card-badge {
  display: inline-block;
  font-size: 0.6875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  background: rgba(252,195,54,0.2);
  color: var(--gold);
  padding: 0.2rem 0.65rem;
  border-radius: 4px;
  margin-bottom: var(--space-sm);
}

.course-card-header h3 {
  color: var(--white);
  font-size: 1.15rem;
}

.course-card-body {
  padding: var(--space-xl);
}

.course-card-body ul {
  list-style: none;
  margin: var(--space-lg) 0;
}

.course-card-body li {
  padding: 0.4rem 0;
  color: var(--text-secondary);
  font-size: 0.9rem;
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  line-height: 1.5;
}

.course-card-body li::before {
  content: '';
  width: 5px;
  height: 5px;
  background: var(--gold);
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 8px;
}

.course-price {
  display: flex;
  align-items: baseline;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.course-price .price {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--navy);
}

.course-price .price-note {
  font-size: 0.8rem;
  color: var(--text-light);
}

/* --- Blog Cards --- */
.blog-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: box-shadow var(--ease);
}

.blog-card:hover {
  box-shadow: var(--shadow-lg);
}

.blog-card-image {
  height: 180px;
  background: var(--cream);
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card-image .image-icon {
  width: 48px;
  height: 48px;
  background: var(--navy);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gold);
  font-size: 1.25rem;
  opacity: 0.6;
}

.blog-card-content {
  padding: var(--space-xl);
}

.blog-card-meta {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  font-size: 0.8rem;
  color: var(--text-light);
  margin-bottom: var(--space-md);
}

.blog-tag {
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--gold-dark);
  border: 1px solid var(--gold);
  padding: 0.1rem 0.5rem;
  border-radius: 4px;
}

.blog-tag.featured {
  background: var(--gold);
  color: var(--navy);
  border-color: var(--gold);
}

.blog-card h3 {
  font-size: 1.05rem;
  margin-bottom: var(--space-sm);
  line-height: 1.4;
}

.blog-card h3 a {
  color: var(--text-primary);
}

.blog-card h3 a:hover {
  color: var(--navy-light);
}

.read-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.85rem;
  margin-top: var(--space-md);
  color: var(--navy);
}

.read-more::after {
  content: '\2192';
  transition: transform var(--ease);
  font-size: 0.9em;
}

.read-more:hover::after {
  transform: translateX(3px);
}

/* --- Testimonial --- */
.testimonial {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: var(--space-2xl);
  border: 1px solid var(--border);
  position: relative;
}

.testimonial::before {
  content: '\201C';
  font-family: Georgia, serif;
  font-size: 3.5rem;
  color: var(--gold);
  position: absolute;
  top: 16px;
  left: 24px;
  line-height: 1;
  opacity: 0.5;
}

.testimonial p {
  font-size: 0.95rem;
  font-style: italic;
  color: var(--text-body);
  margin-bottom: var(--space-lg);
  position: relative;
  line-height: 1.7;
}

.testimonial-author {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.85rem;
}

.testimonial-role {
  color: var(--text-light);
  font-size: 0.8rem;
}

/* --- CTA Section --- */
.cta-section {
  background: var(--navy);
  color: var(--white);
  text-align: center;
  padding: var(--space-5xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 20px 20px;
}

.cta-section h2 {
  color: var(--white);
  margin-bottom: var(--space-md);
  position: relative;
}

.cta-section p {
  color: rgba(255,255,255,0.7);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto var(--space-2xl);
  position: relative;
}

.cta-section .btn {
  position: relative;
}

.cta-section .btn-gold {
  background: var(--gold);
  color: var(--navy);
}

.cta-section .btn-gold:hover {
  background: var(--gold-dark);
}

/* --- Footer --- */
.footer {
  background: var(--navy-dark);
  color: rgba(255,255,255,0.6);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.2fr;
  gap: var(--space-3xl);
  margin-bottom: var(--space-3xl);
}

.footer-logo {
  height: 44px;
  width: auto;
  opacity: 0.9;
}

.footer-brand p {
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  margin-top: var(--space-md);
  line-height: 1.7;
}

.footer h4 {
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  margin-bottom: var(--space-lg);
  font-weight: 600;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 0.4rem;
}

.footer-links a {
  color: rgba(255,255,255,0.5);
  font-size: 0.875rem;
  transition: color var(--ease);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: var(--space-xl);
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.8rem;
  color: rgba(255,255,255,0.4);
}

.footer-social {
  display: flex;
  gap: var(--space-sm);
}

.footer-social a {
  width: 32px;
  height: 32px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 0.8rem;
  transition: all var(--ease);
}

.footer-social a:hover {
  border-color: var(--gold);
  color: var(--gold);
}

/* --- Newsletter --- */
.newsletter-form {
  display: flex;
  gap: var(--space-sm);
  max-width: 340px;
}

.newsletter-form input {
  flex: 1;
  padding: 0.6rem 0.9rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius);
  background: rgba(255,255,255,0.06);
  color: white;
  font-family: var(--font-body);
  font-size: 0.85rem;
}

.newsletter-form input::placeholder {
  color: rgba(255,255,255,0.35);
}

.newsletter-form input:focus {
  outline: none;
  border-color: var(--gold);
}

/* --- Contact Form --- */
.contact-form {
  max-width: 580px;
}

.form-group {
  margin-bottom: var(--space-lg);
}

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.7rem 0.9rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  background: var(--white);
  color: var(--text-primary);
  transition: border-color var(--ease);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--navy);
  box-shadow: 0 0 0 3px rgba(22,45,83,0.06);
}

.form-group textarea {
  min-height: 130px;
  resize: vertical;
}

/* --- Contact Info Sidebar --- */
.contact-info-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  padding: var(--space-2xl);
}

.contact-info-item {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

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

.contact-info-icon {
  width: 40px;
  height: 40px;
  background: var(--gold-light);
  color: var(--gold-dark);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

.contact-info-text h4 {
  font-size: 0.9rem;
  margin-bottom: 2px;
}

.contact-info-text p {
  font-size: 0.85rem;
  margin: 0;
  color: var(--text-secondary);
}

/* --- Page Header --- */
.page-header {
  padding-top: calc(72px + var(--space-4xl));
  padding-bottom: var(--space-3xl);
  background: var(--cream);
  text-align: center;
  border-bottom: 1px solid var(--border-light);
}

.page-header h1 {
  margin-bottom: var(--space-md);
}

.page-header p {
  font-size: 1.05rem;
  max-width: 540px;
  margin: 0 auto;
  color: var(--text-secondary);
}

/* --- Responsive --- */
@media (max-width: 1024px) {
  .hero .container { flex-direction: column; text-align: center; }
  .hero-content { max-width: 100%; }
  .hero-actions { justify-content: center; }
  .hero-visual { max-width: 380px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--navy);
    flex-direction: column;
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(255,255,255,0.08);
    box-shadow: 0 8px 24px rgba(0,0,0,0.2);
    gap: var(--space-md);
  }
  .nav-links.active { display: flex; }
  .nav-toggle { display: block; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-grid { flex-direction: column; gap: var(--space-xl); }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: var(--space-md); text-align: center; }
  .section { padding: var(--space-3xl) 0; }
}

/* --- Utilities --- */
.text-center { text-align: center; }
.mt-1 { margin-top: var(--space-md); }
.mt-2 { margin-top: var(--space-xl); }
.mt-3 { margin-top: var(--space-2xl); }
.mb-1 { margin-bottom: var(--space-md); }
.mb-2 { margin-bottom: var(--space-xl); }
.mb-3 { margin-bottom: var(--space-2xl); }