/* ===== Variables & Reset ===== */
:root {
  --navy: #0a1628;
  --navy-light: #132039;
  --blue: #1a5276;
  --blue-accent: #2e86de;
  --teal: #17a2b8;
  --gold: #d4a853;
  --gold-light: #f0d68a;
  --cream: #faf8f5;
  --white: #ffffff;
  --gray-50: #f8f9fa;
  --gray-100: #e9ecef;
  --gray-200: #dee2e6;
  --gray-400: #ced4da;
  --gray-600: #6c757d;
  --gray-800: #343a40;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 4px 24px rgba(10, 22, 40, 0.08);
  --shadow-lg: 0 12px 48px rgba(10, 22, 40, 0.12);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-body);
  color: var(--gray-800);
  background: var(--white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Navbar ===== */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(20px);
  box-shadow: 0 1px 12px rgba(0, 0, 0, 0.06);
  padding: 12px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--white);
  transition: var(--transition);
}

.navbar.scrolled .nav-logo {
  color: var(--navy);
}

.logo-icon {
  font-size: 28px;
}

.logo-text {
  font-family: var(--font-display);
  font-size: 20px;
  font-weight: 600;
}

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

.nav-links a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.85);
  font-size: 15px;
  font-weight: 500;
  padding: 8px 18px;
  border-radius: 100px;
  transition: var(--transition);
}

.navbar.scrolled .nav-links a {
  color: var(--gray-600);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--white);
  background: rgba(255, 255, 255, 0.15);
}

.navbar.scrolled .nav-links a:hover,
.navbar.scrolled .nav-links a.active {
  color: var(--navy);
  background: var(--gray-50);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition);
}

.navbar.scrolled .nav-toggle span {
  background: var(--navy);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background:
    linear-gradient(135deg, var(--navy) 0%, var(--blue) 50%, #1a6b7a 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(46, 134, 222, 0.3) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(23, 162, 184, 0.2) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(212, 168, 83, 0.1) 0%, transparent 40%);
}

.hero-overlay {
  position: absolute;
  inset: 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='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
  padding: 0 24px;
}

.hero-tagline {
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 20px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(3rem, 7vw, 5rem);
  font-weight: 700;
  color: var(--white);
  line-height: 1.1;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255, 255, 255, 0.75);
  font-weight: 300;
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 12px;
  letter-spacing: 2px;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.4), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50% { opacity: 1; transform: scaleY(1.2); }
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 32px;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 500;
  border-radius: 100px;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

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

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(212, 168, 83, 0.3);
}

.btn-outline {
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  color: var(--white);
  background: transparent;
}

.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-full {
  width: 100%;
}

/* ===== Section Common ===== */
.section {
  padding: 100px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-label {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 12px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 2.8rem);
  color: var(--navy);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 560px;
  margin: 0 auto;
}

/* ===== About ===== */
.about {
  background: var(--cream);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.about-text p {
  font-size: 1.05rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 20px;
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  align-content: start;
}

.about-card {
  background: var(--white);
  padding: 28px;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.card-icon {
  font-size: 28px;
  margin-bottom: 12px;
}

.about-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 8px;
}

.about-card p {
  font-size: 0.9rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ===== Stats Banner ===== */
.stats-banner {
  background: var(--navy);
  padding: 60px 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.stat-number {
  display: block;
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--gold);
}

.stat-label {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.6);
  font-weight: 400;
}

/* ===== Board ===== */
.board {
  background: var(--white);
}

.board-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  max-width: 900px;
  margin: 0 auto;
}

.board-card {
  text-align: center;
  padding: 36px 20px;
  border-radius: var(--radius);
  background: var(--gray-50);
  transition: var(--transition);
}

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

.board-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--teal));
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  font-weight: 600;
  margin: 0 auto 16px;
  letter-spacing: 1px;
}

.board-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.board-role {
  font-size: 0.85rem;
  color: var(--blue-accent);
  font-weight: 500;
}

/* ===== Membership ===== */
.membership {
  background: var(--cream);
}

.membership-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
  align-items: start;
}

.membership-info h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  color: var(--navy);
  margin-bottom: 16px;
}

.benefits-list {
  list-style: none;
  margin-bottom: 36px;
}

.benefits-list li {
  padding: 10px 0;
  padding-left: 28px;
  position: relative;
  color: var(--gray-600);
  font-size: 0.95rem;
  border-bottom: 1px solid var(--gray-100);
}

.benefits-list li::before {
  content: '\2713';
  position: absolute;
  left: 0;
  color: var(--teal);
  font-weight: 700;
}

.membership-types {
  margin-top: 12px;
}

.type-card {
  padding: 16px 20px;
  background: var(--white);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
  box-shadow: var(--shadow);
}

.type-card h4 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--navy);
  margin-bottom: 4px;
}

.type-card p {
  font-size: 0.85rem;
  color: var(--gray-600);
}

/* ===== Form ===== */
.membership-form {
  background: var(--white);
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-row:has(.form-group:nth-child(3)) {
  grid-template-columns: 2fr 1fr 1fr;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gray-800);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  background: var(--gray-50);
  color: var(--gray-800);
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--blue-accent);
  background: var(--white);
  box-shadow: 0 0 0 3px rgba(46, 134, 222, 0.1);
}

.form-group textarea {
  resize: vertical;
}

.captcha-group label {
  font-size: 1rem;
  font-weight: 600;
  color: var(--navy);
}

.captcha-hint {
  font-size: 0.8rem;
  color: var(--gray-600);
  margin-top: 6px;
}

.captcha-error {
  color: #dc3545;
  font-size: 0.85rem;
  margin-top: 6px;
  display: none;
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236c757d' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

/* ===== Modal ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 22, 40, 0.6);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal {
  background: var(--white);
  padding: 48px;
  border-radius: var(--radius);
  text-align: center;
  max-width: 440px;
  width: 90%;
  transform: translateY(20px);
  transition: var(--transition);
}

.modal-overlay.active .modal {
  transform: translateY(0);
}

.modal-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.modal h3 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  color: var(--navy);
  margin-bottom: 12px;
}

.modal p {
  color: var(--gray-600);
  margin-bottom: 24px;
  line-height: 1.7;
}

/* ===== Footer ===== */
.footer {
  background: var(--navy);
  padding: 48px 0 32px;
}

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

.footer-brand {
  margin-bottom: 24px;
}

.footer-brand .logo-icon {
  color: var(--gold);
}

.footer-brand .logo-text {
  font-family: var(--font-display);
  color: var(--white);
  font-size: 1.2rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.9rem;
  margin-top: 6px;
}

.footer-links {
  display: flex;
  gap: 24px;
  justify-content: center;
  margin-bottom: 24px;
}

.footer-links a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
  font-size: 0.9rem;
  transition: var(--transition);
}

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

.footer-copy {
  font-size: 0.8rem;
  color: rgba(255, 255, 255, 0.3);
}

/* ===== Animations ===== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .board-grid {
    max-width: 100%;
  }
}

@media (max-width: 768px) {
  .nav-toggle {
    display: flex;
  }

  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--navy);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 4px;
    transition: var(--transition);
  }

  .nav-links.open {
    right: 0;
  }

  .nav-links a {
    color: rgba(255, 255, 255, 0.7);
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .nav-links a:hover,
  .nav-links a.active {
    background: rgba(255, 255, 255, 0.1);
    color: var(--white);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px;
  }

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

  .membership-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .membership-form {
    padding: 28px;
  }

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

  .form-row:has(.form-group:nth-child(3)) {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .board-grid {
    grid-template-columns: 1fr;
  }

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

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

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
}