/* ============================================
   MOSES TLADI CHARITABLE FOUNDATION
   "Brushstrokes to Broadband" Design System
   ============================================ */

:root {
  --charcoal: #1a1a1a;
  --ivory: #f5f0e8;
  --ochre: #c9a227;
  --teal: #0d7377;
  --earth: #5c4033;
  --sage: #8a9a5b;
  --white: #ffffff;
  --light-gray: #e8e4dc;
  --mid-gray: #999999;
  --dark-gray: #333333;
  --font-headline: 'Georgia', 'Times New Roman', serif;
  --font-body: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition-smooth: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --shadow-soft: 0 4px 20px rgba(26, 26, 26, 0.08);
  --shadow-medium: 0 8px 40px rgba(26, 26, 26, 0.12);
  --shadow-strong: 0 16px 60px rgba(26, 26, 26, 0.18);
}

*, *::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(--charcoal);
  background-color: var(--ivory);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; transition: var(--transition-smooth); }
ul, ol { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-headline);
  font-weight: 400;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.5rem, 5vw, 4.5rem); }
h2 { font-size: clamp(2rem, 4vw, 3.5rem); }
h3 { font-size: clamp(1.5rem, 3vw, 2.25rem); }
h4 { font-size: clamp(1.25rem, 2vw, 1.75rem); }
p { font-size: 1.1rem; color: var(--dark-gray); max-width: 65ch; }

.text-accent { font-family: var(--font-headline); font-style: italic; }
.text-ochre { color: var(--ochre); }
.text-teal { color: var(--teal); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
  padding: 1rem 2.5rem; font-family: var(--font-body); font-size: 0.95rem;
  font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase;
  border-radius: 2px; cursor: pointer; transition: var(--transition-smooth);
  position: relative; overflow: hidden;
}
.btn::before {
  content: ''; position: absolute; top: 0; left: -100%; width: 100%; height: 100%;
  background: rgba(255,255,255,0.15); transition: var(--transition-smooth);
}
.btn:hover::before { left: 100%; }
.btn-primary { background-color: var(--ochre); color: var(--charcoal); }
.btn-primary:hover { background-color: #b89420; transform: translateY(-2px); box-shadow: var(--shadow-medium); }
.btn-secondary { background-color: var(--teal); color: var(--white); }
.btn-secondary:hover { background-color: #0a5f63; transform: translateY(-2px); box-shadow: var(--shadow-medium); }
.btn-outline { background-color: transparent; color: var(--charcoal); border: 2px solid var(--charcoal); }
.btn-outline:hover { background-color: var(--charcoal); color: var(--ivory); }
.btn-outline-light { background-color: transparent; color: var(--white); border: 2px solid var(--white); }
.btn-outline-light:hover { background-color: var(--white); color: var(--charcoal); }
.btn-large { padding: 1.25rem 3rem; font-size: 1rem; }

/* ---- Navigation ---- */
.navbar {
  position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
  padding: 1.25rem 0; transition: var(--transition-smooth); background: transparent;
}
.navbar.scrolled {
  background: rgba(245, 240, 232, 0.95); backdrop-filter: blur(20px);
  box-shadow: var(--shadow-soft); padding: 0.75rem 0;
}
.navbar.scrolled .nav-link { color: var(--charcoal); }
.navbar.scrolled .logo-text { color: var(--charcoal); }
.navbar.scrolled .logo-icon { stroke: var(--charcoal); }

.nav-container {
  max-width: 1400px; margin: 0 auto; padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
}
.logo { display: flex; align-items: center; gap: 0.75rem; z-index: 1001; }
.logo-icon { width: 40px; height: 40px; stroke: var(--white); transition: var(--transition-smooth); }
.navbar.scrolled .logo-icon { stroke: var(--charcoal); }
.logo-text {
  font-family: var(--font-headline); font-size: 1.1rem; color: var(--white);
  line-height: 1.1; transition: var(--transition-smooth);
}
.logo-text span { display: block; font-family: var(--font-body); font-size: 0.65rem;
  letter-spacing: 0.15em; text-transform: uppercase; opacity: 0.8; }

.nav-links { display: flex; align-items: center; gap: 2.5rem; }
.nav-link {
  font-size: 0.85rem; font-weight: 500; letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--white); position: relative; padding: 0.25rem 0;
}
.nav-link::after {
  content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 1px;
  background: var(--ochre); transition: var(--transition-smooth);
}
.nav-link:hover::after { width: 100%; }
.nav-cta {
  background: var(--ochre); color: var(--charcoal); padding: 0.6rem 1.5rem;
  border-radius: 2px; font-weight: 600; font-size: 0.8rem;
}
.nav-cta:hover { background: #b89420; }

.mobile-toggle { display: none; flex-direction: column; gap: 5px; z-index: 1001; }
.mobile-toggle span { display: block; width: 28px; height: 2px; background: var(--white); transition: var(--transition-smooth); }
.navbar.scrolled .mobile-toggle span { background: var(--charcoal); }
.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ---- Hero Section ---- */
.hero {
  position: relative; min-height: 100vh; display: flex; align-items: center;
  overflow: hidden; background: var(--charcoal);
}
.hero-split {
  display: grid; grid-template-columns: 1fr 1fr; width: 100%; min-height: 100vh;
}
.hero-left { position: relative; overflow: hidden; }
.hero-left img { width: 100%; height: 100%; object-fit: cover; opacity: 0.85; }
.hero-left::after {
  content: ''; position: absolute; top: 0; right: 0; width: 30%; height: 100%;
  background: linear-gradient(to right, transparent, var(--charcoal));
}
.hero-right {
  display: flex; flex-direction: column; justify-content: center;
  padding: 6rem 4rem; position: relative;
}
.hero-right::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.03)"/></svg>');
  background-size: 30px 30px;
}
.hero-label {
  font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ochre); margin-bottom: 1.5rem; display: flex; align-items: center; gap: 1rem;
}
.hero-label::before { content: ''; width: 40px; height: 1px; background: var(--ochre); }
.hero-title { color: var(--white); margin-bottom: 1.5rem; line-height: 1.1; }
.hero-title .text-accent { color: var(--ochre); }
.hero-subtitle { color: rgba(255,255,255,0.7); font-size: 1.15rem; margin-bottom: 2.5rem; max-width: 500px; }
.hero-ctas { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-scroll {
  position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
  color: rgba(255,255,255,0.5); font-size: 0.7rem; letter-spacing: 0.15em;
  text-transform: uppercase; animation: bounce 2s infinite;
}
@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}
.hero-scroll svg { width: 24px; height: 24px; stroke: var(--ochre); }

.brushstroke-divider {
  position: absolute; top: 50%; left: 50%; transform: translate(-50%, -50%);
  width: 120px; height: 4px; z-index: 10;
}
.brushstroke-divider svg { width: 100%; height: 100%; }
.brushstroke-path {
  stroke: var(--ochre); stroke-width: 3; fill: none;
  stroke-dasharray: 200; stroke-dashoffset: 200; animation: drawBrush 3s ease forwards;
}
@keyframes drawBrush { to { stroke-dashoffset: 0; } }

/* ---- Section Styles ---- */
.section { padding: 6rem 0; position: relative; }
.section-dark { background: var(--charcoal); color: var(--ivory); }
.section-dark p { color: rgba(245, 240, 232, 0.75); }
.container { max-width: 1200px; margin: 0 auto; padding: 0 2rem; }
.container-wide { max-width: 1400px; }
.section-label {
  font-size: 0.75rem; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--ochre); margin-bottom: 1rem; display: flex; align-items: center; gap: 1rem;
}
.section-label::before { content: ''; width: 30px; height: 1px; background: var(--ochre); }
.section-title { margin-bottom: 1.5rem; }
.section-intro { font-size: 1.2rem; color: var(--dark-gray); margin-bottom: 3rem; max-width: 700px; }

/* ---- Mission Section ---- */
.mission-section { background: var(--ivory); position: relative; }
.mission-section::before {
  content: ''; position: absolute; top: -100px; right: -100px;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}
.mission-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.mission-image { position: relative; }
.mission-image img { border-radius: 2px; box-shadow: var(--shadow-strong); }
.mission-image::before {
  content: ''; position: absolute; top: -20px; left: -20px;
  width: 100%; height: 100%; border: 2px solid var(--ochre); border-radius: 2px; z-index: -1;
}
.mission-quote {
  font-family: var(--font-headline); font-style: italic; font-size: 1.4rem;
  color: var(--earth); border-left: 3px solid var(--ochre); padding-left: 1.5rem; margin: 2rem 0;
}

/* ---- Impact Stats ---- */
.stats-section { background: var(--charcoal); padding: 4rem 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; text-align: center; }
.stat-item { padding: 1.5rem; }
.stat-number {
  font-family: var(--font-headline); font-size: clamp(2.5rem, 5vw, 4rem);
  color: var(--ochre); line-height: 1; margin-bottom: 0.5rem;
}
.stat-number .counter { display: inline-block; }
.stat-label { font-size: 0.85rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.6); }

/* ---- Timeline Section ---- */
.timeline-section {
  background: linear-gradient(to bottom, var(--charcoal), var(--dark-gray));
  padding: 6rem 0; overflow: hidden;
}
.timeline-track {
  display: flex; gap: 3rem; overflow-x: auto; scroll-snap-type: x mandatory;
  scroll-behavior: smooth; padding: 2rem 0; -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.timeline-track::-webkit-scrollbar { display: none; }
.timeline-item {
  flex: 0 0 320px; scroll-snap-align: start; position: relative; padding-top: 3rem;
}
.timeline-item::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 2px;
  background: linear-gradient(to right, var(--ochre), transparent);
}
.timeline-year { font-family: var(--font-headline); font-size: 2.5rem; color: var(--ochre); margin-bottom: 1rem; }
.timeline-title { font-family: var(--font-headline); font-size: 1.25rem; color: var(--white); margin-bottom: 0.75rem; }
.timeline-desc { font-size: 0.95rem; color: rgba(255,255,255,0.6); line-height: 1.6; }
.timeline-nav { display: flex; justify-content: center; gap: 1rem; margin-top: 2rem; }
.timeline-nav button {
  width: 50px; height: 50px; border: 1px solid rgba(255,255,255,0.2);
  border-radius: 50%; color: var(--white); display: flex; align-items: center; justify-content: center;
  transition: var(--transition-smooth);
}
.timeline-nav button:hover { background: var(--ochre); border-color: var(--ochre); color: var(--charcoal); }

/* ---- Stories Section ---- */
.stories-section { background: var(--ivory); }
.stories-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.stories-grid.trustees-grid { grid-template-columns: repeat(2, 1fr); max-width: 820px; margin: 0 auto; }
@media (max-width: 640px) {
  .stories-grid.trustees-grid { grid-template-columns: 1fr; max-width: 100%; }
}
.story-card {
  background: var(--white); border-radius: 2px; overflow: hidden;
  box-shadow: var(--shadow-soft); transition: var(--transition-smooth);
}
.story-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-strong); }
.story-image { height: 240px; overflow: hidden; }
.story-image img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition-smooth); }
.story-card:hover .story-image img { transform: scale(1.05); }
.story-content { padding: 1.5rem; }
.story-tag { font-size: 0.7rem; letter-spacing: 0.15em; text-transform: uppercase; color: var(--teal); margin-bottom: 0.5rem; }
.story-title { font-family: var(--font-headline); font-size: 1.25rem; margin-bottom: 0.75rem; }
.story-excerpt { font-size: 0.95rem; color: var(--mid-gray); margin-bottom: 1rem; }
.story-link { font-size: 0.85rem; font-weight: 600; color: var(--ochre); display: flex; align-items: center; gap: 0.5rem; }
.story-link:hover { gap: 1rem; }

/* ---- Gallery Section ---- */
.gallery-section { background: var(--charcoal); }
.gallery-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1rem; }
.gallery-item { position: relative; overflow: hidden; border-radius: 2px; aspect-ratio: 1; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: var(--transition-smooth); }
.gallery-item:hover img { transform: scale(1.1); }
.gallery-overlay {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 1.5rem;
  background: linear-gradient(to top, rgba(26,26,26,0.9), transparent);
  transform: translateY(100%); transition: var(--transition-smooth);
}
.gallery-item:hover .gallery-overlay { transform: translateY(0); }
.gallery-overlay h4 { color: var(--white); font-size: 1rem; }
.gallery-overlay p { color: rgba(255,255,255,0.7); font-size: 0.8rem; }

/* ---- Auction Section ---- */
.auction-section {
  background: linear-gradient(135deg, var(--charcoal) 0%, var(--dark-gray) 100%);
  position: relative; overflow: hidden;
}
.auction-section::before {
  content: ''; position: absolute; top: -200px; right: -200px;
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(201, 162, 39, 0.05) 0%, transparent 70%);
  border-radius: 50%;
}
.auction-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.auction-image { position: relative; background: var(--dark-gray); padding: 2rem; border-radius: 2px; box-shadow: var(--shadow-strong); }
.auction-image img { width: 100%; border-radius: 2px; box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.auction-frame { position: absolute; top: 1rem; left: 1rem; right: 1rem; bottom: 1rem; border: 1px solid rgba(201, 162, 39, 0.3); border-radius: 2px; pointer-events: none; }
.auction-details { padding: 2rem 0; }
.auction-title { color: var(--white); margin-bottom: 0.5rem; }
.auction-artist { font-size: 1rem; color: var(--ochre); margin-bottom: 1.5rem; }
.auction-meta { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-bottom: 2rem; }
.auction-meta-item { padding: 1rem; background: rgba(255,255,255,0.05); border-radius: 2px; }
.auction-meta-label { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.5); margin-bottom: 0.25rem; }
.auction-meta-value { font-family: var(--font-headline); font-size: 1.25rem; color: var(--white); }
.countdown { display: flex; gap: 1rem; margin-bottom: 2rem; }
.countdown-item { text-align: center; min-width: 70px; }
.countdown-number { font-family: var(--font-headline); font-size: 2rem; color: var(--ochre); line-height: 1; }
.countdown-label { font-size: 0.7rem; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.5); margin-top: 0.25rem; }

/* ---- Donation Section ---- */
.donation-section { background: var(--ivory); position: relative; }
.donation-banner {
  background: linear-gradient(to right, var(--charcoal), var(--dark-gray));
  padding: 4rem 2rem; border-radius: 2px; margin-bottom: 3rem;
  text-align: center; position: relative; overflow: hidden;
}
.donation-banner::before {
  content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.03)"/></svg>');
  background-size: 20px 20px;
}
.donation-banner h2 { color: var(--white); margin-bottom: 1rem; position: relative; }
.donation-banner p { color: rgba(255,255,255,0.7); max-width: 600px; margin: 0 auto; position: relative; }
.donation-amounts { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin-bottom: 2rem; }
.donation-amount {
  padding: 1.5rem; background: var(--white); border: 2px solid transparent;
  border-radius: 2px; text-align: center; cursor: pointer;
  transition: var(--transition-smooth); position: relative;
}
.donation-amount:hover, .donation-amount.selected { border-color: var(--ochre); box-shadow: var(--shadow-medium); }
.donation-amount.selected::after {
  content: '✓'; position: absolute; top: -10px; right: -10px;
  width: 28px; height: 28px; background: var(--ochre); border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 0.8rem; color: var(--charcoal);
}
.donation-amount-value { font-family: var(--font-headline); font-size: 1.75rem; color: var(--charcoal); margin-bottom: 0.5rem; }
.donation-amount-impact { font-size: 0.85rem; color: var(--mid-gray); }
.donation-form { max-width: 600px; margin: 0 auto; }
.form-group { margin-bottom: 1.5rem; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 0.5rem; color: var(--charcoal); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 1rem; border: 1px solid var(--light-gray); border-radius: 2px;
  font-family: var(--font-body); font-size: 1rem; background: var(--white); transition: var(--transition-smooth);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--ochre); box-shadow: 0 0 0 3px rgba(201, 162, 39, 0.1);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.checkbox-group { display: flex; align-items: flex-start; gap: 0.75rem; margin-bottom: 1rem; }
.checkbox-group input { width: auto; margin-top: 0.25rem; }
.checkbox-group label { font-size: 0.9rem; color: var(--dark-gray); font-weight: 400; }
.checkbox-group label a { color: var(--teal); text-decoration: underline; }
.progress-bar { width: 100%; height: 8px; background: var(--light-gray); border-radius: 4px; overflow: hidden; margin-bottom: 1rem; }
.progress-fill { height: 100%; background: linear-gradient(to right, var(--ochre), var(--teal)); border-radius: 4px; transition: width 1s ease; }
.progress-info { display: flex; justify-content: space-between; font-size: 0.85rem; color: var(--mid-gray); margin-bottom: 2rem; }

/* ---- Trust Strip ---- */
.trust-strip { background: var(--white); padding: 3rem 0; border-top: 1px solid var(--light-gray); border-bottom: 1px solid var(--light-gray); }
.trust-grid { display: flex; justify-content: center; align-items: center; gap: 4rem; flex-wrap: wrap; }
.trust-item { display: flex; align-items: center; gap: 0.75rem; opacity: 0.6; transition: var(--transition-smooth); }
.trust-item:hover { opacity: 1; }
.trust-item svg { width: 32px; height: 32px; }
.trust-item span { font-size: 0.8rem; font-weight: 500; color: var(--mid-gray); }

/* ---- Footer ---- */
.footer { background: var(--charcoal); color: var(--ivory); padding: 4rem 0 2rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; margin-bottom: 3rem; }
.footer-brand .logo-text { color: var(--white); margin-bottom: 1rem; }
.footer-brand p { color: rgba(255,255,255,0.6); font-size: 0.9rem; margin-bottom: 1.5rem; }
.footer-social { display: flex; gap: 1rem; }
.footer-social a {
  width: 40px; height: 40px; border: 1px solid rgba(255,255,255,0.2); border-radius: 50%;
  display: flex; align-items: center; justify-content: center; transition: var(--transition-smooth);
}
.footer-social a:hover { background: var(--ochre); border-color: var(--ochre); }
.footer-social a:hover svg { stroke: var(--charcoal); }
.footer-social svg { width: 18px; height: 18px; stroke: rgba(255,255,255,0.6); }
.footer-heading { font-family: var(--font-body); font-size: 0.85rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--white); margin-bottom: 1.5rem; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a { color: rgba(255,255,255,0.6); font-size: 0.9rem; transition: var(--transition-smooth); }
.footer-links a:hover { color: var(--ochre); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; }
.footer-bottom p { color: rgba(255,255,255,0.4); font-size: 0.8rem; }

/* ---- Newsletter ---- */
.newsletter-section { background: var(--ochre); padding: 4rem 0; }
.newsletter-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.newsletter-content h2 { color: var(--charcoal); margin-bottom: 1rem; }
.newsletter-content p { color: rgba(26, 26, 26, 0.7); }
.newsletter-form { display: flex; gap: 0.5rem; }
.newsletter-form input { flex: 1; padding: 1rem 1.5rem; border: none; border-radius: 2px; font-family: var(--font-body); font-size: 1rem; }
.newsletter-form input:focus { outline: none; box-shadow: 0 0 0 3px rgba(26, 26, 26, 0.1); }
.newsletter-form button { padding: 1rem 2rem; background: var(--charcoal); color: var(--white); border-radius: 2px; font-weight: 600; letter-spacing: 0.05em; text-transform: uppercase; transition: var(--transition-smooth); }
.newsletter-form button:hover { background: var(--dark-gray); }

/* ---- Animations ---- */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease, transform 0.8s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* ---- Lightbox ---- */
.lightbox { position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(26, 26, 26, 0.95); z-index: 2000; display: none; align-items: center; justify-content: center; padding: 2rem; }
.lightbox.active { display: flex; }
.lightbox img { max-height: 85vh; max-width: 85vw; object-fit: contain; border-radius: 2px; }
.lightbox-close { position: absolute; top: 2rem; right: 2rem; width: 50px; height: 50px; background: rgba(255,255,255,0.1); border-radius: 50%; display: flex; align-items: center; justify-content: center; color: var(--white); font-size: 1.5rem; transition: var(--transition-smooth); }
.lightbox-close:hover { background: var(--ochre); color: var(--charcoal); }

/* ---- Responsive ---- */
@media (max-width: 1024px) {
  .hero-split { grid-template-columns: 1fr; }
  .hero-left { min-height: 50vh; }
  .hero-left::after { display: none; }
  .hero-right { padding: 4rem 2rem; }
  .mission-grid, .auction-grid, .newsletter-grid { grid-template-columns: 1fr; gap: 2rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stories-grid { grid-template-columns: repeat(2, 1fr); }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-links { position: fixed; top: 0; right: -100%; width: 80%; max-width: 400px; height: 100vh; background: var(--charcoal); flex-direction: column; justify-content: center; gap: 2rem; transition: var(--transition-smooth); padding: 2rem; }
  .nav-links.active { right: 0; }
  .nav-link { font-size: 1.1rem; color: var(--white); }
  .mobile-toggle { display: flex; }
  .stats-grid, .stories-grid, .gallery-grid, .donation-amounts { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .countdown { flex-wrap: wrap; }
  .auction-meta { grid-template-columns: 1fr; }
  .section { padding: 4rem 0; }
}
@media print {
  .navbar, .hero-scroll, .timeline-nav, .mobile-toggle, .newsletter-section, .footer-social { display: none !important; }
  body { background: white; color: black; }
  a { text-decoration: underline; }
}