/* ==========================================================================
   MARTIRE GENEALOGY & HERALDRY - BLUE PALETTE DESIGN SYSTEM
   Theme: Vibrant & Elegant Combinations of Blue (Navy, Royal Blue, Cobalt, Sky Blue)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Cinzel:wght@500;600;700;800&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Color Palette - Light Mode (Rich Blue Theme) */
  --bg-primary: #f0f4f8;
  --bg-secondary: #ffffff;
  --bg-card: rgba(255, 255, 255, 0.9);
  --bg-glass: rgba(255, 255, 255, 0.85);
  --border-color: rgba(203, 213, 225, 0.8);
  --border-hover: #2563eb;
  
  --text-main: #0f172a;
  --text-muted: #334155;
  --text-light: #64748b;
  
  --accent-blue: #1d4ed8;            /* Royal Blue */
  --accent-blue-hover: #1e40af;      /* Deep Royal Blue */
  --accent-blue-bg: rgba(29, 78, 216, 0.08);
  --accent-cyan: #0284c7;            /* Cobalt / Cyan */
  --accent-navy: #0f2347;            /* Deep Midnight Navy */
  
  --shadow-sm: 0 2px 4px rgba(15, 23, 42, 0.05);
  --shadow-md: 0 10px 25px -5px rgba(29, 78, 216, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.04);
  --shadow-lg: 0 20px 30px -10px rgba(15, 23, 42, 0.15);
  
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-full: 9999px;
  
  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  
  --font-serif: 'Cinzel', serif;
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
}

[data-theme="dark"] {
  /* Color Palette - Dark Mode (Deep Midnight Ocean Theme) */
  --bg-primary: #060b14;
  --bg-secondary: #0d1527;
  --bg-card: rgba(13, 21, 39, 0.85);
  --bg-glass: rgba(13, 21, 39, 0.8);
  --border-color: rgba(56, 189, 248, 0.15);
  --border-hover: #38bdf8;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-light: #64748b;
  
  --accent-blue: #38bdf8;            /* Vibrant Electric Blue */
  --accent-blue-hover: #7dd3fc;      /* Bright Sky Blue */
  --accent-blue-bg: rgba(56, 189, 248, 0.12);
  --accent-cyan: #60a5fa;            /* Soft Royal Blue */
  --accent-navy: #1e293b;            /* Dark Slate Navy */
  
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.4);
  --shadow-md: 0 10px 25px -5px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 20px 30px -10px rgba(0, 0, 0, 0.8);
}

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

html {
  scroll-behavior: smooth;
}

html, body {
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  transition: background-color var(--transition-normal), color var(--transition-normal);
}

a {
  color: var(--accent-blue);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--accent-blue-hover);
}

/* Container - Narrowed & Centered */
.container {
  width: 100%;
  max-width: 1040px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

/* Header & Navigation */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: var(--bg-glass);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-color);
  transition: background-color var(--transition-normal), border-color var(--transition-normal);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-space-between: space-between;
  height: 75px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-logo img {
  height: 46px;
  width: auto;
  max-width: 60px;
  object-fit: contain;
  border-radius: 6px;
  filter: drop-shadow(0 2px 4px rgba(29, 78, 216, 0.25));
}

.brand-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  background: linear-gradient(135deg, var(--text-main) 20%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.45rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--accent-blue);
  background-color: var(--accent-blue-bg);
}

/* Header Utilities */
.header-actions {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.lang-selector {
  display: flex;
  align-items: center;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 3px;
  box-shadow: var(--shadow-sm);
}

.lang-btn {
  display: flex;
  align-items: center;
  gap: 5px;
  border: none;
  background: transparent;
  padding: 3px 8px;
  border-radius: var(--radius-full);
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.lang-btn img {
  width: 16px;
  height: 12px;
  object-fit: cover;
  border-radius: 2px;
}

.lang-btn:hover {
  color: var(--text-main);
}

.lang-btn.active {
  background-color: var(--accent-blue);
  color: #ffffff;
  box-shadow: 0 2px 6px rgba(29, 78, 216, 0.4);
}

.theme-toggle-btn {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1rem;
  transition: all var(--transition-fast);
  box-shadow: var(--shadow-sm);
}

.theme-toggle-btn:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  transform: rotate(15deg);
}

.mobile-menu-btn {
  display: none;
  background: transparent;
  border: none;
  font-size: 1.5rem;
  color: var(--text-main);
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 4.5rem 0 3.5rem;
  overflow: hidden;
  background: radial-gradient(circle at top right, var(--accent-blue-bg), transparent 65%);
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 2.5rem;
  align-items: center;
}

.hero-text-block {
  max-width: 620px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  border-radius: var(--radius-full);
  background-color: var(--accent-blue-bg);
  border: 1px solid var(--accent-blue);
  color: var(--accent-blue);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  letter-spacing: -0.5px;
}

.hero-title span {
  color: var(--accent-blue);
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-muted);
  margin-bottom: 2rem;
  line-height: 1.65;
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.8rem 1.6rem;
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-fast);
  border: 1px solid transparent;
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-blue) 0%, var(--accent-blue-hover) 100%);
  color: #ffffff;
  box-shadow: 0 4px 14px rgba(29, 78, 216, 0.35);
}

.btn-primary:hover {
  background: linear-gradient(135deg, var(--accent-blue-hover) 0%, #1e3a8a 100%);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(29, 78, 216, 0.45);
}

.btn-secondary {
  background-color: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
  border-color: var(--accent-blue);
  color: var(--accent-blue);
  transform: translateY(-2px);
}

/* Hero Media Frame */
.hero-media {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-card-frame {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-lg);
  backdrop-filter: blur(8px);
  text-align: center;
  transition: transform var(--transition-normal);
}

.hero-card-frame:hover {
  transform: translateY(-5px);
  border-color: var(--accent-blue);
}

.hero-card-frame img {
  max-width: 100%;
  height: auto;
  max-height: 280px;
  border-radius: var(--radius-md);
  object-fit: contain;
  filter: drop-shadow(0 6px 12px rgba(29, 78, 216, 0.2));
}

.hero-card-caption {
  margin-top: 0.85rem;
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-main);
}

/* Section Cards & Layouts */
.section {
  padding: 4rem 0;
}

.section-alt {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
}

.section-subtitle {
  font-size: 0.82rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-blue);
  margin-bottom: 0.4rem;
  display: block;
}

.section-title {
  font-family: var(--font-serif);
  font-size: 2.1rem;
  font-weight: 700;
  color: var(--text-main);
  margin-bottom: 0.85rem;
  line-height: 1.25;
}

.section-desc {
  font-size: 1rem;
  color: var(--text-muted);
}

/* Grid Layouts */
.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.75rem;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

/* Feature Cards */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

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

.card-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: var(--accent-blue-bg);
  color: var(--accent-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.card-title {
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.65rem;
  color: var(--text-main);
}

.card-text {
  font-size: 0.92rem;
  color: var(--text-muted);
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 600;
  font-size: 0.88rem;
}

/* Heraldry Gallery Cards */
.heraldry-card {
  text-align: center;
}

.heraldry-img-box {
  background-color: var(--bg-primary);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  height: 220px;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.heraldry-img-box img {
  max-height: 100%;
  max-width: 100%;
  object-fit: contain;
  transition: transform var(--transition-normal);
}

.heraldry-img-box:hover img {
  transform: scale(1.08);
}

.heraldry-img-box .zoom-overlay {
  position: absolute;
  inset: 0;
  background: rgba(15, 35, 71, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.4rem;
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.heraldry-img-box:hover .zoom-overlay {
  opacity: 1;
}

/* Data Tables & Filters */
.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.75rem;
  background: var(--bg-card);
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}

.search-input-box {
  position: relative;
  flex-grow: 1;
  max-width: 360px;
}

.search-input-box input {
  width: 100%;
  padding: 0.6rem 1rem 0.6rem 2.3rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-input-box input:focus {
  border-color: var(--accent-blue);
}

.search-input-box .search-icon {
  position: absolute;
  left: 0.75rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.country-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.tab-btn {
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  padding: 0.45rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
  display: flex;
  align-items: center;
  gap: 5px;
}

.tab-btn img {
  width: 15px;
  height: 11px;
  object-fit: cover;
  border-radius: 2px;
}

.tab-btn:hover {
  border-color: var(--accent-blue);
  color: var(--text-main);
}

.tab-btn.active {
  background-color: var(--accent-blue);
  border-color: var(--accent-blue);
  color: #ffffff;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  background: var(--bg-card);
  box-shadow: var(--shadow-sm);
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.92rem;
}

.data-table th, .data-table td {
  padding: 0.85rem 1.1rem;
  border-bottom: 1px solid var(--border-color);
}

.data-table th {
  background-color: var(--accent-navy);
  color: #ffffff;
  font-family: var(--font-serif);
  font-weight: 600;
  letter-spacing: 0.5px;
}

.data-table tbody tr:last-child td {
  border-bottom: none;
}

.data-table tbody tr:hover {
  background-color: var(--accent-blue-bg);
}

/* Timeline */
.timeline {
  position: relative;
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--border-color);
  transform: translateX(-50%);
}

.timeline-item {
  position: relative;
  margin-bottom: 2.5rem;
  width: 50%;
  padding: 0 1.75rem;
}

.timeline-item:nth-child(odd) {
  left: 0;
  text-align: right;
}

.timeline-item:nth-child(even) {
  left: 50%;
  text-align: left;
}

.timeline-dot {
  position: absolute;
  top: 0;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--accent-blue);
  border: 3px solid var(--bg-primary);
  box-shadow: 0 0 0 3px var(--accent-blue);
}

.timeline-item:nth-child(odd) .timeline-dot {
  right: -8px;
}

.timeline-item:nth-child(even) .timeline-dot {
  left: -8px;
}

.timeline-content {
  background: var(--bg-card);
  padding: 1.25rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
}

.timeline-date {
  font-family: var(--font-serif);
  font-weight: 700;
  color: var(--accent-blue);
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

/* Forms */
.form-group {
  margin-bottom: 1.25rem;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-color);
  background-color: var(--bg-primary);
  color: var(--text-main);
  font-family: var(--font-sans);
  font-size: 0.92rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.form-control:focus {
  border-color: var(--accent-blue);
}

textarea.form-control {
  resize: vertical;
  min-height: 120px;
}

/* Lightbox Modal */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(6, 11, 20, 0.88);
  backdrop-filter: blur(8px);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-fast);
}

.modal-backdrop.active {
  opacity: 1;
  pointer-events: auto;
}

.modal-content {
  position: relative;
  max-width: 850px;
  width: 100%;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  padding: 1.75rem;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.modal-close {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  color: var(--text-main);
  width: 34px;
  height: 34px;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.modal-img {
  max-height: 70vh;
  max-width: 100%;
  object-fit: contain;
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
}

.modal-caption {
  font-family: var(--font-serif);
  font-size: 1.1rem;
  font-weight: 700;
  text-align: center;
  color: var(--text-main);
}

/* Footer */
.site-footer {
  margin-top: auto;
  background-color: var(--accent-navy);
  color: #94a3b8;
  padding: 3.5rem 0 1.75rem;
  border-top: 1px solid rgba(56, 189, 248, 0.1);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 2.5rem;
  margin-bottom: 2.5rem;
}

.footer-brand .brand-title {
  background: linear-gradient(135deg, #ffffff 30%, var(--accent-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  font-size: 1.4rem;
  margin-bottom: 0.65rem;
}

.footer-brand p {
  font-size: 0.88rem;
  line-height: 1.6;
}

.footer-col-title {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.footer-links a {
  color: #94a3b8;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.82rem;
}

/* Responsive Breakpoints */
@media (max-width: 992px) {
  .hero-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-text-block {
    max-width: 100%;
  }
  .hero-cta-group {
    justify-content: center;
  }
  .grid-3, .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 65px;
  }
  .nav-menu {
    position: fixed;
    top: 65px;
    left: 0;
    right: 0;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
    flex-direction: column;
    padding: 1.25rem;
    gap: 0.85rem;
    display: none;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.active {
    display: flex;
  }
  .mobile-menu-btn {
    display: block;
  }
  .hero-title {
    font-size: 2.1rem;
  }
  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }
  .timeline::before {
    left: 20px;
  }
  .timeline-item {
    width: 100%;
    padding-left: 45px;
    padding-right: 0;
    text-align: left !important;
  }
  .timeline-item:nth-child(even) {
    left: 0;
  }
  .timeline-dot {
    left: 12px !important;
    right: auto !important;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
}