/* =====================================================
   PlanetWise Design - Drawdown Explorer Inspired Design
   ===================================================== */

/* ========== CSS VARIABLES ========== */
:root {
  /* Drawdown-inspired color palette */
  --color-primary: #1B7A3D;
  --color-primary-light: #28A745;
  --color-primary-dark: #145C2E;
  --color-primary-bg: rgba(27,122,61,0.08);

  /* Drawdown classification colors */
  --color-highly-recommended: #1B7A3D;
  --color-worthwhile: #2196F3;
  --color-keep-watching: #FF9800;
  --color-not-recommended: #E53935;

  /* Neutrals - clean like drawdown */
  --color-dark: #1A1A1A;
  --color-text: #333333;
  --color-text-light: #555555;
  --color-text-muted: #888888;
  --color-border: #E5E5E5;
  --color-bg: #FFFFFF;
  --color-bg-alt: #F7F7F7;
  --color-bg-dark: #1A1A2E;

  /* Accent */
  --color-accent: #FF6B35;

  /* Typography */
  --font-heading: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;

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

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 30px rgba(0,0,0,0.12);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 250ms ease;
  --transition-slow: 400ms ease;

  /* Layout */
  --max-width: 1340px;
  --header-height: 72px;
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover { color: var(--color-primary-dark); }

ul, ol { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
  font-size: inherit;
}

input, textarea, select {
  font-family: inherit;
  font-size: inherit;
}

/* ========== UTILITY ========== */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
}

.section {
  padding: var(--spacing-3xl) 0;
}

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

.sr-only {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0,0,0,0); border: 0;
}

/* ========== TYPOGRAPHY ========== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-dark);
}

h1 { font-size: 3rem; margin-bottom: var(--spacing-lg); }
h2 { font-size: 2rem; margin-bottom: var(--spacing-md); }
h3 { font-size: 1.35rem; margin-bottom: var(--spacing-sm); }
h4 { font-size: 1.1rem; margin-bottom: var(--spacing-sm); }

p {
  margin-bottom: var(--spacing-md);
  color: var(--color-text-light);
}

/* =====================================================
   HEADER - Clean top bar like drawdown.org
   ===================================================== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  height: var(--header-height);
  transition: all var(--transition-base);
}

.site-header.scrolled {
  background: #fff;
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--spacing-xl);
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.35rem;
  font-weight: 800;
  color: white;
  text-decoration: none;
  letter-spacing: -0.5px;
  transition: color var(--transition-base);
}

.scrolled .logo {
  color: var(--color-primary);
}

.logo-icon {
  width: 38px;
  height: 38px;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
}

/* Navigation */
.main-nav {
  display: flex;
  align-items: center;
  gap: 2px;
}

.main-nav a {
  padding: 8px 14px;
  color: rgba(255,255,255,0.9);
  font-weight: 500;
  font-size: 0.88rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
}

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

.main-nav a.active {
  color: white;
  background: rgba(255,255,255,0.2);
  font-weight: 600;
}

.scrolled .main-nav a {
  color: var(--color-text);
}

.scrolled .main-nav a:hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

.scrolled .main-nav a.active {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: var(--spacing-md);
  background: rgba(255,255,255,0.15);
  border-radius: 20px;
  padding: 3px;
  border: 1px solid rgba(255,255,255,0.25);
  transition: all var(--transition-base);
}

.scrolled .lang-switcher {
  background: var(--color-bg-alt);
  border-color: var(--color-border);
}

.lang-btn {
  padding: 5px 11px;
  font-size: 0.75rem;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  border-radius: 16px;
  transition: all var(--transition-fast);
  text-transform: uppercase;
}

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

.lang-btn:hover:not(.active) {
  color: white;
}

.scrolled .lang-btn {
  color: var(--color-text-muted);
}

.scrolled .lang-btn:hover:not(.active) {
  color: var(--color-primary);
}

/* Mobile Menu */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
}

.mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: white;
  transition: all var(--transition-fast);
  border-radius: 2px;
}

.scrolled .mobile-toggle span {
  background: var(--color-text);
}

.mobile-toggle.open span:nth-child(1) { transform: rotate(45deg) translate(5px,5px); }
.mobile-toggle.open span:nth-child(2) { opacity: 0; }
.mobile-toggle.open span:nth-child(3) { transform: rotate(-45deg) translate(5px,-5px); }

/* =====================================================
   HERO - Drawdown Explorer style: full-screen, giant text
   ===================================================== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #0a1628;
  margin-top: 0;
  overflow: hidden;
}

/* Video arka plan */
.hero-bg-video {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero-video::before {
  display: none;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1441974231531-c6227db76b6e?w=1920&h=1080&fit=crop') center/cover no-repeat;
  opacity: 0.3;
}

.hero::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(10,22,40,0.45) 0%, rgba(10,22,40,0.6) 100%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  max-width: 1100px;
  padding: calc(var(--header-height) + var(--spacing-2xl)) var(--spacing-xl) var(--spacing-4xl);
}

.hero-content h1 {
  font-size: clamp(3.5rem, 10vw, 8rem);
  color: white;
  font-weight: 900;
  letter-spacing: 2px;
  margin-bottom: var(--spacing-lg);
  line-height: 0.95;
  text-transform: uppercase;
  text-shadow: 0 2px 40px rgba(0,0,0,0.3);
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.35rem);
  color: rgba(255,255,255,0.85);
  font-weight: 400;
  margin-bottom: var(--spacing-2xl);
  line-height: 1.5;
  letter-spacing: 0.5px;
}

.hero-description {
  font-size: 1rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--spacing-2xl);
  line-height: 1.7;
}

.hero-buttons {
  display: flex;
  gap: var(--spacing-lg);
  justify-content: center;
  flex-wrap: wrap;
}

.hero-buttons .btn {
  padding: 16px 40px;
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius-md);
}

.hero-buttons .btn-primary {
  background: var(--color-primary);
  color: white;
  border: 2px solid var(--color-primary);
}

.hero-buttons .btn-primary:hover {
  background: var(--color-primary-light);
  border-color: var(--color-primary-light);
}

.hero-buttons .btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.8);
}

.hero-buttons .btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: white;
}

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: 12px 28px;
  font-weight: 600;
  font-size: 0.92rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  border: 2px solid transparent;
  text-decoration: none;
  white-space: nowrap;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: white;
  border-color: rgba(255,255,255,0.4);
}

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

.btn-secondary {
  background: var(--color-bg-alt);
  color: var(--color-primary);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-primary-bg);
  border-color: var(--color-primary);
}

.btn-small {
  padding: 8px 16px;
  font-size: 0.82rem;
}

.btn-danger {
  background: #c62828;
  color: white;
  border-color: #c62828;
}

.btn-danger:hover {
  background: #b71c1c;
  border-color: #b71c1c;
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* ========== STATS BAR ========== */
.stats-bar {
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
  padding: var(--spacing-2xl) 0;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--spacing-xl);
  text-align: center;
}

.stat-item .stat-number {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--spacing-xs);
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

/* =====================================================
   PAGE HEADER - Drawdown Explorer style
   ===================================================== */
.page-header {
  background: var(--color-primary-dark);
  padding: calc(var(--header-height) + var(--spacing-3xl)) 0 var(--spacing-3xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  opacity: 0.95;
}

.page-header h1 {
  color: white;
  font-size: 2.8rem;
  position: relative;
  letter-spacing: -0.5px;
}

.page-header .page-subtitle {
  color: rgba(255,255,255,0.8);
  font-size: 1.05rem;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
  line-height: 1.6;
}

/* =====================================================
   FILTER BAR - Drawdown Explorer dropdown + sort style
   ===================================================== */
.filter-bar {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
  margin: var(--spacing-xl) 0 var(--spacing-2xl);
  box-shadow: var(--shadow-sm);
}

.filter-bar .filter-label {
  font-weight: 600;
  font-size: 0.82rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-right: var(--spacing-sm);
}

.filter-btn {
  padding: 7px 16px;
  font-size: 0.82rem;
  font-weight: 500;
  color: var(--color-text-light);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  border: 1px solid transparent;
}

.filter-btn:hover {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

.filter-btn.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.search-input {
  flex: 1;
  min-width: 200px;
  padding: 9px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.88rem;
  background: var(--color-bg-alt);
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  background: white;
}

.sort-controls {
  display: flex;
  gap: var(--spacing-xs);
  margin-left: auto;
}

.sort-btn {
  padding: 7px 12px;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.sort-btn:hover, .sort-btn.active {
  color: var(--color-primary);
  background: var(--color-primary-bg);
}

/* =====================================================
   CARD GRID - Drawdown Explorer 3-column card layout
   ===================================================== */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: var(--spacing-lg);
}

.card-grid-3 {
  grid-template-columns: repeat(3, 1fr);
}

.card {
  background: white;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  display: flex;
  flex-direction: column;
  cursor: pointer;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-primary-light);
}

/* Card Image - 580x380 aspect ratio like drawdown */
.card-image {
  position: relative;
  aspect-ratio: 580 / 380;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.card:hover .card-image img {
  transform: scale(1.04);
}

/* Classification Badge - drawdown style */
.card-badge {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: 4px 10px;
  font-size: 0.7rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.3px;
  color: white;
  background: var(--color-primary);
}

/* Category badge colors */
.card-badge.research { background: #0288D1; }
.card-badge.essay { background: #FF6B35; }
.card-badge.case_study { background: #7B1FA2; }
.card-badge.review { background: #546E7A; }
.card-badge.urban { background: #2E7D32; }
.card-badge.restoration { background: #00897B; }
.card-badge.garden { background: #C2185B; }
.card-badge.public { background: #5C6BC0; }
.card-badge.residential { background: #EF6C00; }
.card-badge.biodiversity { background: #2E7D32; }
.card-badge.climate { background: #E65100; }
.card-badge.water { background: #0277BD; }
.card-badge.soil { background: #6D4C41; }
.card-badge.landscape { background: #2E7D32; }
.card-badge.wildlife { background: #F57C00; }
.card-badge.gardens { background: #AD1457; }

/* Status badge */
.card-status {
  position: absolute;
  top: var(--spacing-sm);
  right: var(--spacing-sm);
  padding: 3px 10px;
  font-size: 0.65rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  text-transform: uppercase;
  letter-spacing: 0.3px;
}

.card-status.active { background: #E8F5E9; color: #2E7D32; }
.card-status.completed { background: #E3F2FD; color: #1565C0; }
.card-status.ongoing { background: #FFF3E0; color: #EF6C00; }
.card-status.planning { background: #FCE4EC; color: #C62828; }
.card-status.upcoming { background: #FFF3E0; color: #EF6C00; }
.card-status.high { background: #FFEBEE; color: #C62828; border: 1px solid #EF9A9A; }
.card-status.medium { background: #FFF3E0; color: #E65100; border: 1px solid #FFCC80; }

/* Card Body */
.card-body {
  padding: var(--spacing-md) var(--spacing-lg) var(--spacing-lg);
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card-meta {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  font-size: 0.78rem;
  color: var(--color-text-muted);
  margin-bottom: var(--spacing-sm);
}

.card-meta span {
  display: flex;
  align-items: center;
  gap: 3px;
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: var(--spacing-xs);
  line-height: 1.3;
}

.card-title a { color: inherit; }
.card-title a:hover { color: var(--color-primary); }

.card-text {
  font-size: 0.85rem;
  color: var(--color-text-light);
  line-height: 1.6;
  flex: 1;
  margin-bottom: var(--spacing-md);
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--spacing-sm);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.card-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--color-primary);
  display: flex;
  align-items: center;
  gap: 4px;
  transition: all var(--transition-fast);
}

.card-link:hover {
  gap: 8px;
  color: var(--color-primary-dark);
}

.card-impact {
  font-size: 0.78rem;
  color: var(--color-text-muted);
  font-style: italic;
}

.no-results {
  text-align: center;
  padding: var(--spacing-3xl);
  color: var(--color-text-muted);
  grid-column: 1 / -1;
}

/* =====================================================
   GALLERY GRID
   ===================================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--spacing-md);
}

.gallery-item {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4/3;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.gallery-item:hover img { transform: scale(1.06); }

.gallery-overlay {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  padding: var(--spacing-lg);
  background: linear-gradient(transparent, rgba(0,0,0,0.8));
  color: white;
  transform: translateY(20px);
  opacity: 0;
  transition: all var(--transition-base);
}

.gallery-item:hover .gallery-overlay {
  transform: translateY(0);
  opacity: 1;
}

.gallery-overlay h4 { color: white; font-size: 0.95rem; margin-bottom: 4px; }
.gallery-overlay p { color: rgba(255,255,255,0.8); font-size: 0.78rem; margin: 0; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.95);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
}

.lightbox.active { opacity: 1; visibility: visible; }

.lightbox-content {
  max-width: 90vw;
  max-height: 85vh;
  position: relative;
}

.lightbox-content img {
  max-width: 100%;
  max-height: 85vh;
  border-radius: var(--radius-md);
}

.lightbox-close {
  position: absolute;
  top: -40px; right: 0;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  padding: 8px;
  transition: color var(--transition-fast);
}

.lightbox-close:hover { color: var(--color-accent); }

.lightbox-caption {
  text-align: center;
  color: rgba(255,255,255,0.8);
  padding: var(--spacing-md) 0;
  font-size: 0.9rem;
}

/* =====================================================
   VISION PAGE
   ===================================================== */
.vision-hero {
  text-align: center;
  padding: var(--spacing-3xl) 0;
}

.vision-hero h2 {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

.principles-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
  margin: var(--spacing-2xl) 0;
}

.principle-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  border: 1px solid var(--color-border);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.principle-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: var(--color-primary);
}

.principle-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.principle-icon {
  width: 52px; height: 52px;
  background: var(--color-primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: var(--spacing-md);
}

.principle-card h3 { font-size: 1.15rem; margin-bottom: var(--spacing-sm); }
.principle-card p { font-size: 0.9rem; margin: 0; }

.vision-approach {
  background: var(--color-bg-alt);
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl);
  margin: var(--spacing-2xl) 0;
  text-align: center;
}

.vision-future {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary));
  border-radius: var(--radius-xl);
  padding: var(--spacing-3xl);
  color: white;
  text-align: center;
  margin: var(--spacing-2xl) 0;
}

.vision-future h2 { color: white; }
.vision-future p { color: rgba(255,255,255,0.85); max-width: 700px; margin: 0 auto; font-size: 1.05rem; line-height: 1.7; }

.sdg-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-md);
  justify-content: center;
  margin-top: var(--spacing-xl);
}

.sdg-badge {
  padding: 8px 16px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 600;
}

/* =====================================================
   ABOUT PAGE
   ===================================================== */
.about-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--spacing-3xl);
  align-items: start;
}

.about-sidebar {
  position: sticky;
  top: calc(var(--header-height) + var(--spacing-xl));
}

.about-photo {
  width: 220px; height: 220px;
  border-radius: 50%;
  object-fit: cover;
  margin: 0 auto var(--spacing-lg);
  border: 3px solid var(--color-primary-bg);
  box-shadow: var(--shadow-md);
}

.about-name {
  text-align: center;
  font-size: 1.3rem;
  margin-bottom: var(--spacing-xs);
}

.about-role {
  text-align: center;
  color: var(--color-text-light);
  font-size: 0.9rem;
  margin-bottom: var(--spacing-lg);
}

.about-section { margin-bottom: var(--spacing-2xl); }

.about-section h3 {
  font-size: 1.2rem;
  color: var(--color-primary);
  padding-bottom: var(--spacing-sm);
  border-bottom: 2px solid var(--color-primary-bg);
  margin-bottom: var(--spacing-lg);
}

.timeline-item {
  position: relative;
  padding-left: var(--spacing-xl);
  padding-bottom: var(--spacing-lg);
  border-left: 2px solid var(--color-primary-bg);
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -7px; top: 4px;
  width: 12px; height: 12px;
  background: var(--color-primary);
  border-radius: 50%;
}

.timeline-item h4 { font-size: 0.95rem; margin-bottom: 2px; }
.timeline-item .timeline-org { color: var(--color-primary); font-weight: 600; font-size: 0.88rem; }
.timeline-item .timeline-period { color: var(--color-text-muted); font-size: 0.78rem; }
.timeline-item p { font-size: 0.88rem; margin: 0; }

.skills-grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
}

.skill-tag {
  padding: 6px 14px;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  font-weight: 500;
}

.award-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--color-border);
}

.award-year {
  font-weight: 700;
  color: var(--color-primary);
  font-size: 0.82rem;
  min-width: 50px;
}

.lang-item {
  display: flex;
  justify-content: space-between;
  padding: var(--spacing-sm) 0;
  border-bottom: 1px solid var(--color-border);
}

.lang-item .lang-name { font-weight: 600; }
.lang-item .lang-level { color: var(--color-text-muted); font-size: 0.88rem; }

/* =====================================================
   CONTACT PAGE
   ===================================================== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
}

.contact-form {
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--spacing-2xl);
  border: 1px solid var(--color-border);
}

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

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

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  transition: border-color var(--transition-fast);
  background: var(--color-bg-alt);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--color-primary);
  background: white;
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}

.form-group textarea {
  min-height: 140px;
}

/* Captcha */
.captcha-group {
  background: var(--color-bg-alt);
  border: 1px dashed var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--spacing-md) var(--spacing-lg);
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}
.captcha-group label {
  margin-bottom: 0 !important;
  font-size: 1rem !important;
  white-space: nowrap;
}

.contact-info-section {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-lg);
}

.contact-info-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: var(--spacing-lg);
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-md);
}

.contact-info-icon {
  width: 44px; height: 44px;
  background: var(--color-primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  flex-shrink: 0;
}

.contact-info-card h4 { font-size: 0.88rem; margin-bottom: 4px; }
.contact-info-card p { font-size: 0.88rem; margin: 0; word-break: break-word; }

.social-links {
  display: flex;
  gap: var(--spacing-md);
}

.social-link {
  width: 40px; height: 40px;
  background: var(--color-primary-bg);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  font-size: 1rem;
  transition: all var(--transition-fast);
}

.social-link:hover {
  background: var(--color-primary);
  color: white;
  transform: translateY(-2px);
}

.map-container {
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 280px;
  margin-top: var(--spacing-lg);
  border: 1px solid var(--color-border);
}

.map-container iframe {
  width: 100%; height: 100%; border: none;
}

/* =====================================================
   FOOTER - Clean like drawdown
   ===================================================== */
.site-footer {
  background: var(--color-bg-dark);
  color: rgba(255,255,255,0.8);
  padding: var(--spacing-3xl) 0 var(--spacing-xl);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--spacing-2xl);
  margin-bottom: var(--spacing-2xl);
}

.footer-brand h3 {
  color: white;
  font-size: 1.3rem;
  margin-bottom: var(--spacing-sm);
}

.footer-brand p {
  color: rgba(255,255,255,0.6);
  font-size: 0.88rem;
}

.footer-section h4 {
  color: white;
  font-size: 0.9rem;
  margin-bottom: var(--spacing-md);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.footer-section a {
  display: block;
  color: rgba(255,255,255,0.6);
  padding: 3px 0;
  font-size: 0.88rem;
  transition: color var(--transition-fast);
}

.footer-section a:hover { color: white; }

.footer-newsletter input {
  width: 100%;
  padding: 9px 14px;
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-md);
  background: rgba(255,255,255,0.05);
  color: white;
  font-size: 0.88rem;
  margin-bottom: var(--spacing-sm);
}

.footer-newsletter input::placeholder { color: rgba(255,255,255,0.4); }
.footer-newsletter input:focus { outline: none; border-color: var(--color-primary-light); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--spacing-xl);
  text-align: center;
  color: rgba(255,255,255,0.4);
  font-size: 0.82rem;
}

/* ========== BACK TO TOP ========== */
.back-to-top {
  position: fixed;
  bottom: 30px; right: 30px;
  width: 44px; height: 44px;
  background: var(--color-primary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  z-index: 500;
  box-shadow: var(--shadow-md);
}

.back-to-top.visible { opacity: 1; visibility: visible; }
.back-to-top:hover { background: var(--color-primary-dark); transform: translateY(-2px); }

/* =====================================================
   ARTICLE MODAL
   ===================================================== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-base);
  padding: var(--spacing-xl);
}

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

.modal-content {
  background: white;
  border-radius: var(--radius-xl);
  max-width: 800px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
}

.modal-header {
  position: relative;
  height: 280px;
  overflow: hidden;
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.modal-header img {
  width: 100%; height: 100%;
  object-fit: cover;
}

.modal-header .modal-close {
  position: absolute;
  top: var(--spacing-md); right: var(--spacing-md);
  width: 38px; height: 38px;
  background: rgba(0,0,0,0.6);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  cursor: pointer;
  transition: background var(--transition-fast);
}

.modal-header .modal-close:hover { background: rgba(0,0,0,0.9); }

.modal-body { padding: var(--spacing-2xl); }

.modal-body h2 {
  font-size: 1.7rem;
  margin-bottom: var(--spacing-md);
}

.modal-body .modal-meta {
  display: flex;
  gap: var(--spacing-lg);
  color: var(--color-text-muted);
  font-size: 0.88rem;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--color-border);
}

.modal-body .modal-text {
  font-size: 0.95rem;
  line-height: 1.8;
  color: var(--color-text);
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
  .card-grid, .card-grid-3 {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid { grid-template-columns: repeat(2, 1fr); }
  .about-layout { grid-template-columns: 1fr; }
  .about-sidebar { position: static; text-align: center; }
  .principles-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  :root { --header-height: 60px; }
  h1 { font-size: 2rem; }
  h2 { font-size: 1.6rem; }

  .mobile-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: var(--header-height);
    left: 0; right: 0; bottom: 0;
    background: white;
    flex-direction: column;
    padding: var(--spacing-xl);
    transform: translateX(100%);
    transition: transform var(--transition-base);
    overflow-y: auto;
    z-index: 999;
  }

  .main-nav.open { transform: translateX(0); }

  .main-nav a {
    font-size: 1.05rem;
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    color: var(--color-text);
  }

  .main-nav a:hover {
    color: var(--color-primary);
    background: var(--color-primary-bg);
  }

  .main-nav a.active {
    color: var(--color-primary);
    background: var(--color-primary-bg);
  }

  .lang-switcher {
    margin: var(--spacing-md) 0 0 0;
    align-self: center;
    background: var(--color-bg-alt);
    border-color: var(--color-border);
  }

  .lang-switcher .lang-btn {
    color: var(--color-text-muted);
  }

  .lang-switcher .lang-btn:hover:not(.active) {
    color: var(--color-primary);
  }

  .hero-content h1 { font-size: clamp(2.5rem, 12vw, 4rem); }
  .hero-subtitle { font-size: 1.05rem; }
  .hero { min-height: 100vh; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--spacing-lg); }
  .card-grid, .card-grid-3 { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }

  .filter-bar { flex-direction: column; align-items: stretch; }
  .filter-bar .filter-label { margin-bottom: var(--spacing-xs); }
  .sort-controls { margin-left: 0; justify-content: center; }
  .contact-layout { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .page-header h1 { font-size: 2rem; }
  .page-header .page-subtitle { font-size: 0.92rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--spacing-md); }
  .gallery-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .card-image { aspect-ratio: 16/10; }
  .hero-bg-video { display: none; }
  .hero-video::before { display: block; }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.animate-in {
  animation: fadeInUp 0.5s ease forwards;
  opacity: 0;
}

.animate-in:nth-child(2) { animation-delay: 0.08s; }
.animate-in:nth-child(3) { animation-delay: 0.16s; }
.animate-in:nth-child(4) { animation-delay: 0.24s; }
.animate-in:nth-child(5) { animation-delay: 0.32s; }
.animate-in:nth-child(6) { animation-delay: 0.40s; }

/* ========== PRINT ========== */
@media print {
  .site-header, .site-footer, .back-to-top, .filter-bar, .lang-switcher { display: none !important; }
  .hero { min-height: auto; padding: var(--spacing-xl); margin-top: 0; }
  .card { break-inside: avoid; box-shadow: none; border: 1px solid #ccc; }
}