/* ============================================
   styles.css — Global Stylesheet
   Design: Clean, academic, trustworthy
   Color Palette: Deep navy + warm gold accent
   ============================================ */

/* ---------- FONTS ---------- */
@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:wght@700;900&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ---------- CSS VARIABLES (Design Tokens) ---------- */
:root {
  --navy:       #0f1e3c;
  --navy-mid:   #1a3260;
  --gold:       #e8a020;
  --gold-light: #f5c45e;
  --cream:      #fdf8f0;
  --white:      #ffffff;
  --text-dark:  #1a1a2e;
  --text-muted: #6b7280;
  --border:     #e5e7eb;
  --shadow:     0 4px 24px rgba(15, 30, 60, 0.1);
  --radius:     12px;
  --font-heading: 'Playfair Display', Georgia, serif;
  --font-body:    'DM Sans', sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-body);
  background-color: var(--cream);
  color: var(--text-dark);
  line-height: 1.6;
}

/* ---------- TYPOGRAPHY ---------- */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  line-height: 1.2;
}

a {
  text-decoration: none;
  color: inherit;
}

/* ---------- UTILITY CLASSES ---------- */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s ease;
}

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

.btn-primary:hover {
  background: var(--gold-light);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(232, 160, 32, 0.35);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--white);
}

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

/* ---------- NAVBAR ---------- */
.navbar {
  background: var(--navy);
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: 0 2px 12px rgba(0,0,0,0.2);
}

.navbar-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
  gap: 16px;
  flex-wrap: nowrap;
  overflow: hidden;
}

.navbar-logo {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--white);
  letter-spacing: -0.5px;
}

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

.navbar-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.navbar-links a {
  color: rgba(255,255,255,0.82);
  font-size: 0.95rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

.navbar-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

/* ---------- HERO SECTION ---------- */
.hero {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  color: var(--white);
  padding: 100px 24px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 1140px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.hero-headline {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 44px;
  margin-bottom: 20px;
}

.hero-logo-wrap {
  flex: 0 0 auto;
  width: 340px;
  height: 340px;
  border-radius: 50%;
  padding: 24px;
  background: rgba(255, 255, 255, 0.08);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(6px);
  overflow: hidden;
  transform-origin: center center;
  animation: heroLogoSwing 4.8s ease-in-out infinite;
}

.hero-logo {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
  border-radius: 50%;
}

@keyframes heroLogoSwing {
  0%, 100% { transform: translateY(0) rotate(-2deg); }
  25% { transform: translateY(-8px) rotate(1deg); }
  50% { transform: translateY(0) rotate(2deg); }
  75% { transform: translateY(-5px) rotate(-1deg); }
}

.hero::before {
  content: '';
  position: absolute;
  width: 500px;
  height: 500px;
  border-radius: 50%;
  background: rgba(232, 160, 32, 0.06);
  top: -150px;
  right: -100px;
}

.hero::after {
  content: '';
  position: absolute;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
  bottom: -100px;
  left: -50px;
}

.hero-badge {
  display: inline-block;
  background: rgba(232, 160, 32, 0.15);
  color: var(--gold-light);
  border: 1px solid rgba(232, 160, 32, 0.3);
  padding: 6px 18px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  max-width: 640px;
  margin: 0;
  font-weight: 900;
  text-align: left;
}

.hero h1 em {
  font-style: italic;
  color: var(--gold);
}

.hero p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.75);
  max-width: 760px;
  margin: 0 auto 40px;
}

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

/* ---------- STATS BAR ---------- */
.stats-bar {
  background: var(--white);
  border-bottom: 1px solid var(--border);
  padding: 28px 24px;
}

.stats-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  justify-content: space-around;
  flex-wrap: wrap;
  gap: 20px;
}

.stat-item {
  text-align: center;
}

.stat-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 2rem;
  color: var(--navy);
}

.stat-item span {
  font-size: 0.88rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* ---------- SECTION STYLES ---------- */
.section {
  padding: 80px 24px;
}

.section-header {
  text-align: center;
  margin-bottom: 52px;
}

.section-header h2 {
  font-size: clamp(1.8rem, 3vw, 2.6rem);
  color: var(--navy);
  margin-bottom: 12px;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.05rem;
  max-width: 520px;
  margin: 0 auto;
}

/* ---------- CARDS ---------- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
  align-items: stretch;
}

.card {
  background: var(--white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  height: 100%;
  min-height: 240px;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(15, 30, 60, 0.15);
}

.card-body {
  padding: 24px;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.card-body h3 {
  font-size: 1.2rem;
  margin-bottom: 8px;
  color: var(--navy);
}

.card-body p {
  color: var(--text-muted);
  font-size: 0.92rem;
}

/* ---------- FOOTER ---------- */
.footer {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.7);
  padding: 80px 24px 40px;
  font-size: 0.92rem;
}

.footer-inner {
  max-width: 1140px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-col h4 {
  color: var(--white);
  font-size: 1.1rem;
  margin-bottom: 24px;
  font-family: var(--font-body);
}

.footer-col ul {
  list-style: none;
}

.footer-col ul li {
  margin-bottom: 12px;
}

.footer-col ul a {
  transition: color 0.2s;
}

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

.footer-logo {
  font-family: var(--font-heading);
  font-size: 1.6rem;
  color: var(--white);
  margin-bottom: 16px;
  display: block;
}

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

.footer-about p {
  line-height: 1.7;
  margin-bottom: 24px;
}

.footer-contact-item {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.footer-bottom {
  max-width: 1140px;
  margin: 0 auto;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 20px;
}

.footer-bottom strong {
  color: var(--gold);
}

.social-links {
  display: flex;
  gap: 16px;
}

.social-links a {
  width: 36px;
  height: 36px;
  background: rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: all 0.2s;
}

.social-links a:hover {
  background: var(--gold);
  color: var(--navy);
  transform: translateY(-3px);
}

#nav-profile:hover, #nav-profile-mobile:hover {
  background: var(--white) !important;
  color: var(--navy) !important;
}

@media (max-width: 768px) {
  .footer-inner {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }
}

/* Admin badge variants */
.badge-green { background: #f0fdf4; color: #16a34a; }
.badge-gray  { background: #f1f5f9; color: #64748b; }

/* ---------- MOBILE NAVBAR ---------- */
.navbar-toggle {
  display: none;
  width: 42px;
  height: 42px;
  min-width: 42px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.08);
  color: var(--white);
  cursor: pointer;
  align-items: center;
  justify-content: center;
  position: relative;
  order: 999;
  margin-left: auto;
  flex-shrink: 0;
}

.navbar-toggle span {
  display: block;
  width: 18px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  position: relative;
}

.navbar-toggle span::before,
.navbar-toggle span::after {
  content: '';
  position: absolute;
  width: 18px;
  height: 2px;
  background: var(--white);
  border-radius: 2px;
  left: 0;
}

.navbar-toggle span::before {
  top: -6px;
}

.navbar-toggle span::after {
  top: 6px;
}

.navbar-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  width: 100%;
  background: var(--navy);
  border-top: 1px solid rgba(255,255,255,0.08);
  z-index: 99;
  max-height: calc(100vh - 68px);
  overflow-y: auto;
}

.navbar-menu.active {
  display: block;
}

.navbar-menu .navbar-links {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 18px 24px;
}

.navbar-menu .navbar-links a {
  color: rgba(255,255,255,0.92);
}

.navbar-menu .navbar-actions.mobile {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 0 24px 20px;
}

.navbar-menu .navbar-actions.mobile a,
.navbar-menu .navbar-actions.mobile button {
  width: 100%;
}

.navbar-menu .navbar-actions.mobile button {
  text-align: center;
}

/* ---------- RESPONSIVE ---------- */
@media (max-width: 1140px) {
  .navbar-links {
    gap: 16px;
  }
  .navbar-links a {
    font-size: 0.9rem;
  }
}

@media (max-width: 1024px) {
  .navbar-inner .navbar-links,
  .navbar-inner .navbar-actions {
    display: none !important;
  }
  .navbar-toggle {
    display: inline-flex;
    order: 999;
    margin-left: auto;
  }
  .navbar-logo {
    font-size: 1.25rem;
    margin-right: auto;
  }
  .navbar-menu {
    position: fixed;
    top: 68px;
    left: 0;
    right: 0;
    max-height: calc(100vh - 68px);
    display: none;
    z-index: 1000;
    background: var(--navy);
  }
  .navbar-menu.active {
    display: block;
  }
}

@media (max-width: 768px) {
  .navbar-inner {
    flex-wrap: nowrap;
    align-items: center;
    height: 68px;
    justify-content: flex-start;
  }
  .hero {
    padding: 60px 16px;
  }
  .hero-headline {
    flex-direction: column;
    gap: 18px;
    margin-bottom: 16px;
  }
  .hero-logo-wrap {
    width: 260px;
    height: 260px;
    padding: 18px;
    border-radius: 50%;
    animation-duration: 4.4s;
  }
  .hero h1 {
    text-align: center;
    font-size: 2.4rem;
  }
  .hero-badge {
    margin-bottom: 18px;
  }
  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }
  .hero-actions .btn {
    width: 100%;
    text-align: center;
  }
  .stats-bar {
    padding: 22px 16px;
  }
  .stats-inner {
    flex-direction: column;
    align-items: stretch;
  }
  .section {
    padding: 56px 16px;
  }
  .card-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .navbar-inner {
    padding: 0 12px;
  }
  .navbar-logo {
    font-size: 1.1rem;
  }
  .hero {
    padding: 48px 14px;
  }
  .hero-logo-wrap {
    width: 220px;
    height: 220px;
    padding: 16px;
    border-radius: 50%;
    animation-duration: 4.1s;
  }
  .hero h1 {
    font-size: 2rem;
  }
  .hero p {
    font-size: 0.98rem;
  }
  .card-body {
    padding: 20px;
  }
  .section {
    padding: 44px 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-logo-wrap {
    animation: none;
  }
}