@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&family=Playfair+Display:wght@400;500;600;700&display=swap');

/* ===== RESET & VARIABLES ===== */
* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --navy: #1a2744;
  --navy-light: #2a3a5c;
  --gold: #b8975a;
  --gold-light: #d4b87a;
  --grey-100: #f7f8fa;
  --grey-200: #edf0f4;
  --grey-300: #d1d5db;
  --grey-500: #6b7280;
  --grey-700: #374151;
  --grey-900: #111827;
  --white: #ffffff;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.1);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);
  --radius: 8px;
}

body {
  font-family: 'Inter', sans-serif;
  color: var(--grey-700);
  line-height: 1.7;
  background: var(--white);
}

/* ===== NAV ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--grey-200);
  transition: box-shadow 0.3s;
}
.nav.scrolled { box-shadow: var(--shadow-md); }
.nav-inner {
  max-width: 1200px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 24px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--navy);
}
.nav-logo-icon {
  width: 40px; height: 40px; background: var(--navy); border-radius: 6px;
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-weight: 700; font-size: 16px;
}
.nav-logo-text {
  font-family: 'Playfair Display', serif;
  font-size: 20px; font-weight: 600; color: var(--navy);
}
.nav-links { display: flex; gap: 32px; align-items: center; }
.nav-links a {
  text-decoration: none; color: var(--grey-700); font-size: 14px; font-weight: 500;
  transition: color 0.2s; letter-spacing: 0.3px;
}
.nav-links a:hover { color: var(--navy); }
.nav-links a.cta-link {
  background: var(--navy); color: var(--white); padding: 10px 22px;
  border-radius: var(--radius); font-weight: 600; transition: background 0.2s;
}
.nav-links a.cta-link:hover { background: var(--navy-light); }

.hamburger {
  display: none; cursor: pointer; background: none; border: none; padding: 4px;
}
.hamburger span {
  display: block; width: 24px; height: 2px; background: var(--navy);
  margin: 5px 0; transition: 0.3s;
}

.mobile-menu {
  display: none; position: fixed; top: 72px; left: 0; right: 0;
  background: var(--white); border-bottom: 1px solid var(--grey-200);
  padding: 16px 24px; z-index: 99; box-shadow: var(--shadow-md);
}
.mobile-menu.active { display: block; }
.mobile-menu a {
  display: block; padding: 12px 0; text-decoration: none; color: var(--grey-700);
  font-weight: 500; border-bottom: 1px solid var(--grey-100);
}
.mobile-menu a:last-child { border-bottom: none; }

/* ===== COMMON ===== */
section { scroll-margin-top: 80px; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section-header { text-align: center; margin-bottom: 60px; }
.section-header h2 {
  font-family: 'Playfair Display', serif; font-size: 36px;
  color: var(--navy); margin-bottom: 16px;
}
.section-header p { color: var(--grey-500); font-size: 16px; max-width: 600px; margin: 0 auto; }

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-block; background: var(--navy); color: var(--white);
  padding: 14px 32px; border-radius: var(--radius); font-weight: 600;
  text-decoration: none; font-size: 15px; transition: all 0.2s;
  border: 2px solid var(--navy);
}
.btn-primary:hover { background: var(--navy-light); border-color: var(--navy-light); }
.btn-secondary {
  display: inline-block; background: transparent; color: var(--navy);
  padding: 14px 32px; border-radius: var(--radius); font-weight: 600;
  text-decoration: none; font-size: 15px; transition: all 0.2s;
  border: 2px solid var(--grey-300);
}
.btn-secondary:hover { border-color: var(--navy); }
.btn-gold {
  display: inline-block; background: var(--gold); color: var(--navy);
  padding: 14px 36px; border-radius: var(--radius); font-weight: 700;
  text-decoration: none; font-size: 15px; transition: all 0.2s;
  position: relative;
}
.btn-gold:hover { background: var(--gold-light); }

/* ===== HERO ===== */
.hero {
  padding: 160px 0 100px;
  background: linear-gradient(135deg, var(--grey-100) 0%, var(--white) 50%, var(--grey-100) 100%);
  position: relative; overflow: hidden;
}
.hero::before {
  content: ''; position: absolute; top: -50%; right: -20%;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(184,151,90,0.06) 0%, transparent 70%);
  border-radius: 50%;
}
.hero .container {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.hero-content { position: relative; z-index: 1; }
.hero-badge {
  display: inline-block; background: rgba(26,39,68,0.08); color: var(--navy);
  padding: 6px 16px; border-radius: 20px; font-size: 12px; font-weight: 600;
  letter-spacing: 1px; text-transform: uppercase; margin-bottom: 24px;
}
.hero h1 {
  font-family: 'Playfair Display', serif; font-size: 48px; line-height: 1.2;
  color: var(--navy); margin-bottom: 20px; font-weight: 600;
}
.hero p { font-size: 18px; color: var(--grey-500); margin-bottom: 36px; line-height: 1.8; }
.hero-btns { display: flex; gap: 16px; flex-wrap: wrap; }
.hero-image {
  position: relative; border-radius: 12px; overflow: hidden;
  box-shadow: var(--shadow-lg); aspect-ratio: 4/3;
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  display: flex; align-items: center; justify-content: center;
}
.hero-image-inner {
  color: var(--gold); font-family: 'Playfair Display', serif;
  font-size: 72px; font-weight: 700; opacity: 0.15;
}
.hero-image-overlay {
  position: absolute; bottom: 24px; left: 24px; right: 24px;
  background: rgba(255,255,255,0.95); backdrop-filter: blur(6px);
  border-radius: 8px; padding: 16px 20px;
  display: flex; align-items: center; gap: 12px;
}
.hero-image-overlay .dot {
  width: 10px; height: 10px; border-radius: 50%; background: #22c55e;
}
.hero-image-overlay span {
  font-size: 13px; font-weight: 600; color: var(--navy);
}

/* ===== WHY CHOOSE ===== */
.why-section { padding: 100px 0; background: var(--white); }
.why-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px; }
.why-card {
  padding: 40px 32px; border-radius: 12px; background: var(--grey-100);
  border: 1px solid var(--grey-200); transition: all 0.3s;
}
.why-card:hover {
  box-shadow: var(--shadow-md); transform: translateY(-4px); border-color: var(--gold);
}
.why-icon {
  width: 52px; height: 52px; border-radius: 10px; background: var(--navy);
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 24px; color: var(--gold); font-size: 22px;
}
.why-card h3 { font-size: 20px; color: var(--navy); margin-bottom: 12px; font-weight: 600; }
.why-card p { font-size: 14px; color: var(--grey-500); line-height: 1.8; }

/* ===== ABOUT ===== */
.about-section { padding: 100px 0; background: var(--grey-100); }
.about-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
}
.about-content h2 {
  font-family: 'Playfair Display', serif; font-size: 36px;
  color: var(--navy); margin-bottom: 20px;
}
.about-content p {
  font-size: 15px; color: var(--grey-500); margin-bottom: 16px; line-height: 1.8;
}
.about-image {
  border-radius: 12px; overflow: hidden; aspect-ratio: 5/4;
  background: linear-gradient(135deg, var(--grey-200) 0%, var(--grey-300) 100%);
  display: flex; align-items: center; justify-content: center;
}
.about-image-text {
  font-family: 'Playfair Display', serif; font-size: 48px;
  color: var(--grey-300); font-weight: 600;
}

/* ===== TRANSITION HUB PREVIEW (Home) ===== */
.hub-preview-section { padding: 100px 0; background: var(--white); }
.hub-preview-body {
  text-align: center; max-width: 700px; margin: 0 auto 40px;
}
.hub-preview-body p { font-size: 15px; color: var(--grey-500); line-height: 1.8; }
.hub-preview-cta { text-align: center; }

/* ===== TRANSITION HUB PAGE ===== */
.hub-page-header {
  padding: 120px 0 40px; background: var(--grey-100); text-align: center;
}
.hub-page-header h1 {
  font-family: 'Playfair Display', serif; font-size: 42px;
  color: var(--navy); margin-bottom: 16px;
}
.hub-page-header p {
  font-size: 16px; color: var(--grey-500); max-width: 700px; margin: 0 auto;
}
.hub-section { padding: 48px 0 100px; background: var(--white); }
.hub-tabs {
  display: flex; gap: 8px; justify-content: center;
  margin-bottom: 48px; flex-wrap: wrap;
}
.hub-tab {
  padding: 12px 28px; border-radius: 30px; cursor: pointer;
  font-weight: 600; font-size: 14px; transition: all 0.3s;
  border: 2px solid var(--grey-200); background: var(--white);
  color: var(--grey-500); letter-spacing: 0.5px; text-transform: uppercase;
}
.hub-tab.active { background: var(--navy); color: var(--white); border-color: var(--navy); }
.hub-tab:hover:not(.active) { border-color: var(--navy); color: var(--navy); }
.hub-panel { display: none; }
.hub-panel.active { display: block; animation: fadeIn 0.4s ease; }
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}
.hub-panel-grid {
  display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: start;
}
.hub-panel h3 {
  font-family: 'Playfair Display', serif; font-size: 28px;
  color: var(--navy); margin-bottom: 8px;
}
.hub-panel .subtitle {
  font-size: 16px; color: var(--gold); font-weight: 500;
  margin-bottom: 20px; font-style: italic;
}
.hub-panel p { font-size: 14px; color: var(--grey-500); margin-bottom: 16px; line-height: 1.8; }
.hub-highlights { list-style: none; margin-top: 20px; }
.hub-highlights li {
  padding: 12px 0;
  border-bottom: 1px solid var(--grey-200);
  font-size: 14px;
  color: var(--grey-700);
  display: grid;
  grid-template-columns: 16px 140px 1fr;
  gap: 8px;
  align-items: start;
}
.hub-highlights li::before {
  content: '→';
  color: var(--gold);
  font-weight: 700;
  padding-top: 2px;
}
.hub-highlights li strong {
  padding-top: 2px;
}
.hub-right {
  background: var(--grey-100); border-radius: 12px; padding: 36px;
  border: 1px solid var(--grey-200);
}
.hub-right h4 { font-size: 18px; color: var(--navy); margin-bottom: 20px; font-weight: 600; }
.hub-step { display: flex; gap: 16px; margin-bottom: 20px; }
.hub-step-num {
  width: 32px; height: 32px; border-radius: 50%; background: var(--navy);
  color: var(--gold); display: flex; align-items: center; justify-content: center;
  font-size: 13px; font-weight: 700; flex-shrink: 0; margin-top: 2px;
}
.hub-step p { font-size: 13px; color: var(--grey-500); line-height: 1.7; }

/* ===== CTA SECTION ===== */
.cta-section {
  padding: 80px 0; background: var(--navy);
  text-align: center; position: relative; overflow: hidden;
}
.cta-section::before {
  content: ''; position: absolute; top: -100px; left: 50%; transform: translateX(-50%);
  width: 500px; height: 500px;
  background: radial-gradient(circle, rgba(184,151,90,0.1) 0%, transparent 60%);
}
.cta-section h2 {
  font-family: 'Playfair Display', serif; font-size: 36px;
  color: var(--white); margin-bottom: 16px; position: relative;
}
.cta-section p {
  color: rgba(255,255,255,0.7); font-size: 16px; margin-bottom: 36px;
  max-width: 600px; margin-left: auto; margin-right: auto; position: relative;
}

/* ===== ARTICLES ===== */
.articles-section { padding: 100px 0; background: var(--grey-100); }
.articles-page-section { padding: 48px 0 100px; background: var(--white); }
.articles-page-header {
  padding: 120px 0 40px; background: var(--grey-100); text-align: center;
}
.articles-page-header h1 {
  font-family: 'Playfair Display', serif; font-size: 42px;
  color: var(--navy); margin-bottom: 16px;
}
.articles-page-header p { font-size: 16px; color: var(--grey-500); }
.articles-grid { display: grid; gap: 24px; }
.articles-grid-4 { grid-template-columns: repeat(4, 1fr); }
.articles-grid-2 { grid-template-columns: repeat(2, 1fr); gap: 32px; }
.article-card {
  background: var(--white); border-radius: 10px; overflow: hidden;
  border: 1px solid var(--grey-200); transition: all 0.3s;
}
.article-card:hover { box-shadow: var(--shadow-md); transform: translateY(-4px); }
.article-thumb {
  aspect-ratio: 1; background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  display: flex; align-items: center; justify-content: center;
  color: var(--gold); font-family: 'Playfair Display', serif;
  font-size: 32px; font-weight: 700; opacity: 0.4;
}
.article-card-body { padding: 20px; }
.article-date { font-size: 12px; color: var(--grey-500); margin-bottom: 8px; }
.article-card-body h4 {
  font-size: 15px; color: var(--navy); margin-bottom: 8px;
  font-weight: 600; line-height: 1.4;
}
.article-card-body .tag {
  display: inline-block; font-size: 11px; padding: 3px 10px; border-radius: 12px;
  background: rgba(26,39,68,0.06); color: var(--navy); font-weight: 500;
}
.articles-more { text-align: center; margin-top: 40px; }

/* ===== CONTACT ===== */
.contact-page-header {
  padding: 120px 0 40px; background: var(--grey-100); text-align: center;
}
.contact-page-header h1 {
  font-family: 'Playfair Display', serif; font-size: 42px;
  color: var(--navy); margin-bottom: 16px;
}
.contact-page-header p { font-size: 16px; color: var(--grey-500); }
.contact-section { padding: 48px 0 100px; background: var(--white); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; }
.contact-content h2 {
  font-family: 'Playfair Display', serif; font-size: 36px;
  color: var(--navy); margin-bottom: 12px;
}
.contact-content > p {
  font-size: 15px; color: var(--grey-500); margin-bottom: 36px; line-height: 1.8;
}
.contact-item {
  display: flex; gap: 16px; margin-bottom: 24px; align-items: flex-start;
}
.contact-icon {
  width: 44px; height: 44px; border-radius: 10px; background: var(--grey-100);
  display: flex; align-items: center; justify-content: center;
  color: var(--navy); font-size: 18px; flex-shrink: 0;
}
.contact-item-text label {
  display: block; font-size: 12px; color: var(--grey-500);
  text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px;
}
.contact-item-text span { font-size: 15px; color: var(--navy); font-weight: 500; }
.contact-form {
  background: var(--grey-100); border-radius: 12px; padding: 40px;
  border: 1px solid var(--grey-200);
}
.contact-form h3 { font-size: 20px; color: var(--navy); margin-bottom: 24px; font-weight: 600; }
.form-group { margin-bottom: 16px; }
.form-group label {
  display: block; font-size: 13px; font-weight: 500;
  color: var(--grey-700); margin-bottom: 6px;
}
.form-group input, .form-group textarea {
  width: 100%; padding: 12px 16px; border: 1px solid var(--grey-300);
  border-radius: var(--radius); font-family: 'Inter', sans-serif; font-size: 14px;
  transition: border-color 0.2s; background: var(--white);
}
.form-group input:focus, .form-group textarea:focus {
  outline: none; border-color: var(--navy);
}
.form-group textarea { resize: vertical; min-height: 100px; }
.form-submit {
  width: 100%; padding: 14px; background: var(--navy); color: var(--white);
  border: none; border-radius: var(--radius); font-weight: 600;
  font-size: 15px; cursor: pointer; transition: background 0.2s;
  font-family: 'Inter', sans-serif;
}
.form-submit:hover { background: var(--navy-light); }

/* ===== FOOTER ===== */
footer {
  background: var(--grey-900); padding: 60px 0 24px;
  color: rgba(255,255,255,0.6);
}
.footer-grid {
  display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px;
  margin-bottom: 40px;
}
.footer-brand h3 {
  font-family: 'Playfair Display', serif; color: var(--white);
  font-size: 22px; margin-bottom: 12px;
}
.footer-brand p { font-size: 14px; line-height: 1.7; }
.footer-col h4 {
  color: var(--white); font-size: 14px; margin-bottom: 16px;
  text-transform: uppercase; letter-spacing: 1px;
}
.footer-col a {
  display: block; font-size: 14px; color: rgba(255,255,255,0.6);
  text-decoration: none; margin-bottom: 10px; transition: color 0.2s;
}
.footer-col a:hover { color: var(--gold); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13px;
}
.footer-bottom a { color: rgba(255,255,255,0.5); text-decoration: none; }
.footer-bottom a:hover { color: var(--gold); }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero .container, .about-grid, .hub-panel-grid, .contact-grid {
    grid-template-columns: 1fr;
  }
  .hero h1 { font-size: 36px; }
  .why-grid { grid-template-columns: 1fr; }
  .articles-grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .hamburger { display: block; }
  .hero { padding: 120px 0 60px; }
  .hero-image { display: none; }
}
@media (max-width: 600px) {
  .articles-grid-4, .articles-grid-2 { grid-template-columns: 1fr; }
  .section-header h2 { font-size: 28px; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .hub-highlights li { grid-template-columns: 16px 1fr; }
  .hub-highlights li strong { grid-column: 1 / -1; padding-left: 0; }
}