/* ============================================================
   GAURAV KALYAN FOUNDATION — Premium Professional Design
   Editorial • Trustworthy • Warm • Modern NGO Aesthetic
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Fraunces:opsz,wght@9..144,700;9..144,800;9..144,900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&display=swap');

/* ---------- Design Tokens ---------- */
:root {
  --navy: #0f2440;
  --navy-light: #1e3a5f;
  --navy-soft: #1a365d;
  --navy-muted: #2d4a6f;
  --royal: #2563eb;
  --royal-dark: #1d4ed8;
  --royal-light: #eff6ff;
  --orange: #f59e0b;
  --orange-dark: #d97706;
  --orange-light: #fef3c7;
  --orange-soft: #fffbeb;
  --saffron: #ff9933;
  --green: #10b981;
  --green-dark: #059669;
  --green-light: #d1fae5;
  --charcoal: #1e293b;
  --charcoal-light: #475569;
  --muted: #64748b;
  --muted-light: #94a3b8;
  --border: #e2e8f0;
  --border-light: #f1f5f9;
  --bg: #ffffff;
  --bg-off: #f8fafc;
  --bg-warm: #fffbeb;
  --bg-cream: #fefce8;
  --radius: 14px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-2xl: 28px;
  --shadow-sm: 0 1px 3px rgba(15,36,64,0.06), 0 1px 2px rgba(15,36,64,0.04);
  --shadow: 0 4px 20px rgba(15,36,64,0.07), 0 1px 3px rgba(15,36,64,0.05);
  --shadow-lg: 0 12px 40px rgba(15,36,64,0.10), 0 4px 12px rgba(15,36,64,0.06);
  --shadow-xl: 0 20px 60px rgba(15,36,64,0.12), 0 8px 20px rgba(15,36,64,0.08);
  --shadow-glow: 0 8px 32px rgba(245,158,11,0.18);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --nav-height: 92px;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--nav-height); }
body {
  font-family: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  color: var(--charcoal);
  background: var(--bg);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  font-size: 15px;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font-family: inherit; cursor: pointer; }
input, select, textarea { font-family: inherit; }

/* Subtle page background texture */
body::before {
  content: ''; position: fixed; inset: 0; z-index: -1; pointer-events: none;
  background:
    radial-gradient(ellipse at 20% 0%, rgba(37,99,235,0.03) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 100%, rgba(245,158,11,0.04) 0%, transparent 50%);
}

/* Accessibility */
.skip-link {
  position: absolute; top: -100%; left: 16px;
  background: var(--navy); color: white; padding: 8px 16px;
  border-radius: 8px; z-index: 9999; font-weight: 600;
}
.skip-link:focus { top: 12px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; }
:focus-visible { outline: 2px solid var(--royal); outline-offset: 2px; }

/* ---------- Typography ---------- */
h1, h2, h3 { font-family: 'Fraunces', serif; line-height: 1.08; letter-spacing: -0.025em; }
.section-title { font-size: clamp(30px, 4.5vw, 46px); font-weight: 800; color: var(--navy); line-height: 1.05; }
.section-desc { font-size: 16.5px; color: var(--charcoal-light); max-width: 640px; margin: 14px auto 0; line-height: 1.75; font-weight: 400; }
.text-white { color: white !important; }
.text-center { text-align: center; }
.text-gradient {
  background: linear-gradient(135deg, #f59e0b 0%, #ff6b35 45%, #f97316 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 11.5px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--royal); background: var(--royal-light); padding: 7px 16px; border-radius: 100px;
  border: 1px solid #dbeafe;
}
.eyebrow-light { background: rgba(255,255,255,0.14); color: #fde68a; backdrop-filter: blur(10px); border-color: rgba(255,255,255,0.18); }
.eyebrow-urgent { background: #fef2f2; color: #dc2626; border-color: #fecaca; }
.pulse-dot { width: 8px; height: 8px; background: #dc2626; border-radius: 50%; animation: pulse 2s infinite; }
@keyframes pulse { 0%,100% { opacity: 1; } 50% { opacity: 0.5; transform: scale(1.25); } }
.badge-dot { width: 8px; height: 8px; background: #22c55e; border-radius: 50%; display: inline-block; animation: pulse 2s infinite; }
.placeholder-note {
  font-size: 11.5px; color: var(--muted-light); font-style: italic; margin-top: 12px;
  background: var(--border-light); padding: 8px 14px; border-radius: 8px; display: inline-block;
  border: 1px solid var(--border);
}
.microcopy { font-size: 12px; color: var(--muted); margin-top: 10px; line-height: 1.5; }
.mt-24 { margin-top: 24px; }
.mt-40 { margin-top: 40px; }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-weight: 700; font-size: 14.5px; letter-spacing: 0.01em;
  padding: 12px 26px; border-radius: 100px; border: 2px solid transparent;
  transition: all var(--transition); white-space: nowrap; text-align: center;
  position: relative; overflow: hidden; line-height: 1;
}
.btn::before {
  content: ''; position: absolute; inset: 0; background: linear-gradient(135deg, rgba(255,255,255,0.18), transparent 60%);
  opacity: 0; transition: opacity var(--transition);
}
.btn:hover::before { opacity: 1; }
.btn-primary {
  background: linear-gradient(135deg, #f59e0b 0%, #f97316 100%);
  color: white; box-shadow: 0 4px 18px rgba(245,158,11,0.32), 0 1px 3px rgba(245,158,11,0.2);
  border-color: transparent;
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 8px 28px rgba(245,158,11,0.38), 0 2px 8px rgba(245,158,11,0.2); background: linear-gradient(135deg, #d97706 0%, #ea580c 100%); }
.btn-primary:active { transform: translateY(0); box-shadow: 0 2px 8px rgba(245,158,11,0.25); }
.btn-large { padding: 16px 34px; font-size: 15.5px; }
.btn-block { width: 100%; }
.btn-small { padding: 9px 20px; font-size: 13px; }
.btn-outline-light {
  background: rgba(255,255,255,0.10); color: white; border-color: rgba(255,255,255,0.35);
  backdrop-filter: blur(10px);
}
.btn-outline-light:hover { background: white; color: var(--navy); border-color: white; box-shadow: 0 4px 16px rgba(255,255,255,0.2); }
.btn-outline-dark { background: white; color: var(--navy); border-color: var(--border); box-shadow: var(--shadow-sm); }
.btn-outline-dark:hover { background: var(--navy); color: white; border-color: var(--navy); box-shadow: var(--shadow); }
.btn-ghost { color: var(--royal); font-weight: 700; font-size: 13.5px; padding: 6px 0; border-radius: 0; border: none; border-bottom: 2px solid transparent; background: none; }
.btn-ghost:hover { border-bottom-color: var(--royal); color: var(--royal-dark); }
.btn-urgent { background: linear-gradient(135deg, #dc2626 0%, #ef4444 100%); box-shadow: 0 4px 16px rgba(220,38,38,0.28); }
.btn-urgent:hover { background: linear-gradient(135deg, #b91c1c 0%, #dc2626 100%); box-shadow: 0 8px 24px rgba(220,38,38,0.32); }

/* Card link button */
.card-link-btn {
  display: inline-flex; align-items: center; gap: 4px;
  margin-top: 12px; font-size: 11.5px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase;
  color: var(--royal); background: none; border: none; padding: 0; cursor: pointer;
  border-bottom: 2px solid transparent; transition: all var(--transition);
}
.card-link-btn:hover { color: var(--royal-dark); border-bottom-color: var(--royal); }
.card-link { display: inline-block; margin-top: 12px; font-size: 11.5px; font-weight: 700; letter-spacing: 0.07em; text-transform: uppercase; color: var(--royal); }

/* ---------- Toast ---------- */
.toast-container {
  position: fixed; top: 88px; right: 20px; z-index: 9999;
  display: flex; flex-direction: column; gap: 10px; pointer-events: none;
}
.toast {
  background: var(--navy); color: white; padding: 14px 20px; border-radius: 14px;
  font-size: 13px; font-weight: 600; box-shadow: var(--shadow-xl);
  display: flex; align-items: center; gap: 10px; pointer-events: auto;
  animation: toastIn 0.35s cubic-bezier(0.4,0,0.2,1);
  max-width: 360px; border: 1px solid rgba(255,255,255,0.08);
  backdrop-filter: blur(12px);
}
.toast.success { background: linear-gradient(135deg, #065f46, #047857); }
.toast.error { background: linear-gradient(135deg, #991b1b, #dc2626); }
.toast.info { background: linear-gradient(135deg, var(--navy), var(--navy-light)); }
@keyframes toastIn { from { opacity: 0; transform: translateX(40px) scale(0.95); } to { opacity: 1; transform: translateX(0) scale(1); } }
@keyframes toastOut { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(40px); } }

/* ---------- Modal ---------- */
.modal {
  position: fixed; inset: 0; z-index: 200; display: grid; place-items: center; padding: 20px;
}
.modal[hidden] { display: none !important; }
.modal-backdrop {
  position: absolute; inset: 0; background: rgba(15,36,64,0.72); backdrop-filter: blur(10px);
  animation: fadeIn 0.25s ease;
}
.modal-card {
  position: relative; background: white; border-radius: 24px; padding: 36px 28px 28px;
  max-width: 520px; width: 100%; max-height: 85vh; overflow-y: auto;
  box-shadow: var(--shadow-xl); text-align: center;
  animation: modalIn 0.35s cubic-bezier(0.4,0,0.2,1);
  border: 1px solid var(--border);
}
.modal-close {
  position: absolute; top: 14px; right: 14px; width: 36px; height: 36px;
  background: var(--bg-off); border: 1px solid var(--border); border-radius: 50%;
  display: grid; place-items: center; font-size: 20px; color: var(--muted);
  transition: all var(--transition);
}
.modal-close:hover { background: var(--navy); color: white; border-color: var(--navy); transform: rotate(90deg); }
.modal-icon { font-size: 48px; margin-bottom: 12px; }
.modal-card h3 { font-size: 22px; color: var(--navy); margin-bottom: 10px; }
.modal-card p { font-size: 14px; color: var(--charcoal-light); line-height: 1.75; }
.modal-actions { display: flex; gap: 10px; justify-content: center; margin-top: 22px; flex-wrap: wrap; }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
@keyframes modalIn { from { opacity: 0; transform: translateY(16px) scale(0.97); } to { opacity: 1; transform: translateY(0) scale(1); } }

/* ---------- Container & Section ---------- */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; position: relative; }
.section-header { margin-bottom: 52px; }
.section-header .section-desc { margin-left: auto; margin-right: auto; }

/* Subtle section divider */
.section + .section::before {
  content: ''; position: absolute; top: 0; left: 50%; transform: translateX(-50%);
  width: 60px; height: 3px; background: linear-gradient(90deg, transparent, var(--border), transparent);
  border-radius: 100px;
}
.section-donate::before, .hero + .section::before, .section-volunteer::before { display: none; }

/* ---------- Navbar ---------- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  height: var(--nav-height);
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 24px rgba(15,36,64,0.07), 0 1px 3px rgba(15,36,64,0.04);
  border-bottom: 1px solid rgba(226,232,240,0.9);
}
.navbar.scrolled {
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(20px) saturate(180%);
  box-shadow: 0 1px 24px rgba(15,36,64,0.07), 0 1px 3px rgba(15,36,64,0.04);
  border-bottom-color: rgba(226,232,240,0.9);
}
.nav-container {
  max-width: 1280px; margin: 0 auto; padding: 0 24px;
  height: 100%; display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.logo { display: flex; align-items: center; gap: 11px; flex-shrink: 0; }
.logo-img { height: 80px; width: auto; object-fit: contain; display: block; }
.logo-img-footer { height: 80px; }
.logo-icon { filter: drop-shadow(0 2px 8px rgba(0,0,0,0.08)); }
.logo-title { display: block; font-family: 'Fraunces', serif; font-weight: 900; font-size: 15px; letter-spacing: 0.04em; color: var(--navy); line-height: 1; }
.logo-subtitle { display: block; font-size: 10.5px; font-weight: 700; letter-spacing: 0.2em; color: var(--muted); line-height: 1; margin-top: 3px; }
.navbar:not(.scrolled) .logo-title, .navbar:not(.scrolled) .logo-subtitle { color: var(--navy); text-shadow: none; }
.navbar:not(.scrolled) .logo-icon rect { fill: var(--navy); }
.navbar:not(.scrolled) .logo-icon path { fill: var(--orange); }

.nav-links { display: flex; align-items: center; gap: 2px; }
.nav-link {
  font-size: 13.5px; font-weight: 600; color: var(--charcoal-light);
  padding: 8px 13px; border-radius: 100px; transition: all var(--transition);
  letter-spacing: 0.01em;
}
.nav-link:hover, .nav-link.active { color: var(--navy); background: var(--bg-off); }
.navbar:not(.scrolled) .nav-link { color: var(--charcoal-light); }
.navbar:not(.scrolled) .nav-link:hover, .navbar:not(.scrolled) .nav-link.active { color: var(--navy); background: var(--bg-off); }
.nav-cta-mobile { display: none; }

.nav-actions { display: flex; align-items: center; gap: 12px; }
.btn-nav { padding: 10px 22px; font-size: 13.5px; font-weight: 700; }
.navbar:not(.scrolled) .btn-nav { background: linear-gradient(135deg, var(--orange) 0%, #f97316 100%); color: white; box-shadow: 0 4px 16px rgba(245,158,11,0.3); }
.navbar:not(.scrolled) .btn-nav:hover { background: linear-gradient(135deg, var(--orange-dark) 0%, #ea580c 100%); color: white; box-shadow: 0 6px 20px rgba(245,158,11,0.35); }

/* Hamburger */
.hamburger {
  display: none; flex-direction: column; justify-content: center; gap: 5px;
  width: 44px; height: 44px; background: white; border: 1px solid var(--border);
  border-radius: 12px; align-items: center; transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.navbar:not(.scrolled) .hamburger { background: white; border-color: var(--border); backdrop-filter: none; }
.navbar:not(.scrolled) .hamburger span { background: var(--navy); }
.hamburger span { display: block; width: 18px; height: 2px; background: var(--navy); border-radius: 2px; transition: all var(--transition); }
.hamburger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger[aria-expanded="true"] span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-overlay {
  position: fixed; inset: 0; background: rgba(15,36,64,0.38); backdrop-filter: blur(6px);
  z-index: 99; opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.mobile-overlay.open { opacity: 1; pointer-events: auto; }

/* ---------- Hero ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100dvh;
  display: flex; align-items: center; justify-content: center;
  overflow: hidden; padding: calc(var(--nav-height) + 48px) 24px 72px;
}
.hero-bg { position: absolute; inset: 0; z-index: -1; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; }
.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(15,36,64,0.52) 0%, rgba(15,36,64,0.28) 38%, rgba(15,36,64,0.82) 100%),
    radial-gradient(ellipse at 28% 48%, rgba(37,99,235,0.20) 0%, transparent 58%),
    linear-gradient(90deg, rgba(255,153,51,0.07) 0%, transparent 28%, transparent 72%, rgba(19,136,8,0.05) 100%);
}
.hero-content {
  max-width: 780px; text-align: center; color: white;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 9px;
  background: rgba(255,255,255,0.11); backdrop-filter: blur(14px);
  border: 1px solid rgba(255,255,255,0.18);
  padding: 9px 18px; border-radius: 100px;
  font-size: 12.5px; font-weight: 600; letter-spacing: 0.02em;
  margin-bottom: 26px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.12), inset 0 1px 0 rgba(255,255,255,0.1);
}
.hero-title {
  font-size: clamp(38px, 7vw, 72px); font-weight: 900; line-height: 0.92;
  margin-bottom: 22px; text-shadow: 0 2px 32px rgba(0,0,0,0.28), 0 1px 2px rgba(0,0,0,0.2);
  letter-spacing: -0.03em;
}
.hero-subtitle {
  font-size: clamp(16px, 2.4vw, 19px); color: rgba(255,255,255,0.88);
  max-width: 580px; margin: 0 auto 34px; line-height: 1.65; font-weight: 400;
}
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.hero-trust {
  display: flex; align-items: center; justify-content: center; gap: 14px; flex-wrap: wrap;
  margin-top: 40px; font-size: 12px; font-weight: 600; letter-spacing: 0.1em;
  text-transform: uppercase; color: rgba(255,255,255,0.62);
}
.trust-dot { opacity: 0.35; font-size: 8px; }
.hero-scroll {
  position: absolute; bottom: 28px; left: 50%; transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  color: rgba(255,255,255,0.55); font-size: 10.5px; font-weight: 600; letter-spacing: 0.14em; text-transform: uppercase;
}
.scroll-line { width: 1px; height: 36px; background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent); animation: scrollPulse 2.2s infinite; }
@keyframes scrollPulse { 0%,100% { opacity: 1; } 50% { opacity: 0.25; } }

/* ---------- Urgent Relief ---------- */
.section-urgent { background: linear-gradient(180deg, var(--bg-off) 0%, #f1f5f9 100%); }
.cards-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.relief-card {
  background: white; border-radius: var(--radius-lg); overflow: hidden;
  box-shadow: var(--shadow); border: 1px solid var(--border);
  transition: all var(--transition); cursor: pointer;
}
.relief-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: #cbd5e1; }
.relief-card-img { position: relative; height: 210px; overflow: hidden; }
.relief-card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s cubic-bezier(0.4,0,0.2,1); }
.relief-card:hover .relief-card-img img { transform: scale(1.06); }
.relief-card-img::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,36,64,0.18) 0%, transparent 50%);
  opacity: 0; transition: opacity var(--transition);
}
.relief-card:hover .relief-card-img::after { opacity: 1; }
.card-icon {
  position: absolute; bottom: -16px; left: 20px;
  width: 48px; height: 48px; background: white; border-radius: 14px;
  display: grid; place-items: center; font-size: 22px;
  box-shadow: 0 4px 16px rgba(0,0,0,0.10), 0 1px 3px rgba(0,0,0,0.06); border: 1px solid var(--border);
}
.relief-card-body { padding: 34px 24px 24px; }
.relief-card-body h3 { font-size: 18.5px; color: var(--navy); margin-bottom: 8px; }
.relief-card-body p { font-size: 13.5px; color: var(--charcoal-light); line-height: 1.65; }

/* ---------- Child Hunger ---------- */
.child-grid { display: grid; grid-template-columns: 1fr 1.15fr; gap: 52px; align-items: center; }
.child-image { position: relative; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); }
.child-image img { width: 100%; height: 560px; object-fit: cover; }
.child-image::after {
  content: ''; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(15,36,64,0.12) 0%, transparent 40%);
  pointer-events: none;
}
.child-image-badge {
  position: absolute; bottom: 20px; left: 20px; right: 20px;
  background: rgba(255,255,255,0.96); backdrop-filter: blur(14px);
  padding: 16px 20px; border-radius: var(--radius); display: flex; align-items: center; gap: 14px;
  box-shadow: var(--shadow-lg); border: 1px solid rgba(255,255,255,0.9);
}
.badge-number { font-family: 'Fraunces', serif; font-size: 28px; font-weight: 900; color: var(--orange); line-height: 1; }
.badge-label { font-size: 13px; font-weight: 600; color: var(--charcoal); line-height: 1.35; }
.feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-top: 28px; }
.feature-card {
  background: white; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 18px; transition: all var(--transition); cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.feature-card:hover { background: white; box-shadow: var(--shadow); transform: translateY(-3px); border-color: var(--royal); }
.feature-icon { font-size: 26px; display: block; margin-bottom: 10px; }
.feature-card h4 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 13.5px; font-weight: 800; color: var(--navy); margin-bottom: 5px; }
.feature-card p { font-size: 12.5px; color: var(--muted); line-height: 1.55; }

/* ---------- Causes ---------- */
.causes-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.cause-card {
  background: white; border-radius: var(--radius-lg); overflow: hidden;
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: all var(--transition); cursor: pointer;
}
.cause-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: #cbd5e1; }
.cause-img { position: relative; height: 180px; overflow: hidden; }
.cause-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.7s cubic-bezier(0.4,0,0.2,1); }
.cause-card:hover .cause-img img { transform: scale(1.08); }
.cause-tag {
  position: absolute; top: 12px; left: 12px;
  font-size: 10.5px; font-weight: 800; letter-spacing: 0.07em; text-transform: uppercase;
  background: var(--navy); color: white; padding: 5px 11px; border-radius: 100px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.cause-tag-orange { background: linear-gradient(135deg, var(--orange), #f97316); }
.cause-tag-green { background: linear-gradient(135deg, var(--green), var(--green-dark)); }
.cause-tag-blue { background: linear-gradient(135deg, var(--royal), var(--royal-dark)); }
.cause-body { padding: 20px; }
.cause-icon { font-size: 26px; margin-bottom: 8px; }
.cause-body h3 { font-size: 16.5px; color: var(--navy); margin-bottom: 7px; }
.cause-body p { font-size: 13px; color: var(--charcoal-light); line-height: 1.6; margin-bottom: 14px; }

/* ---------- Donation Section ---------- */
.section-donate {
  background: linear-gradient(135deg, #0f2440 0%, #162d4d 25%, #1a365d 50%, #1e3a5f 100%);
  position: relative; overflow: hidden;
}
.section-donate::before {
  content: ''; position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 78% 18%, rgba(37,99,235,0.16) 0%, transparent 50%),
    radial-gradient(ellipse at 18% 82%, rgba(245,158,11,0.09) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(255,255,255,0.02) 0%, transparent 70%);
  pointer-events: none;
}
.donate-grid { display: grid; grid-template-columns: 1fr 1.08fr; gap: 48px; align-items: start; position: relative; }
.donate-desc { color: rgba(255,255,255,0.72); font-size: 15.5px; line-height: 1.7; margin-top: 14px; }
.donate-trust { display: flex; flex-direction: column; gap: 12px; margin-top: 28px; }
.trust-item {
  display: flex; align-items: center; gap: 14px;
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.09);
  padding: 14px 16px; border-radius: var(--radius); backdrop-filter: blur(10px);
  transition: all var(--transition);
}
.trust-item:hover { background: rgba(255,255,255,0.09); border-color: rgba(255,255,255,0.14); transform: translateX(2px); }
.trust-icon { font-size: 20px; width: 42px; height: 42px; background: rgba(255,255,255,0.09); border-radius: 11px; display: grid; place-items: center; flex-shrink: 0; border: 1px solid rgba(255,255,255,0.06); }
.trust-item strong { display: block; color: white; font-size: 13px; font-weight: 700; }
.trust-item span:last-child { font-size: 11.5px; color: rgba(255,255,255,0.55); }
.donate-impact-mini {
  margin-top: 20px; background: rgba(245,158,11,0.10); border: 1px solid rgba(245,158,11,0.18);
  padding: 14px 16px; border-radius: var(--radius); backdrop-filter: blur(6px);
}
.donate-impact-mini p { font-size: 12.5px; color: #fde68a; line-height: 1.6; }

/* Donation Form Card */
.donate-form-card {
  background: white; border-radius: var(--radius-xl); padding: 32px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.22), 0 4px 16px rgba(0,0,0,0.08); border: 1px solid rgba(255,255,255,0.6);
}
.form-fieldset { border: none; margin-bottom: 20px; }
.form-legend { font-size: 12.5px; font-weight: 800; letter-spacing: 0.08em; text-transform: uppercase; color: var(--navy); margin-bottom: 14px; }
.amount-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 8px; }
.amount-btn {
  padding: 14px 8px; border: 2px solid var(--border); border-radius: 12px;
  background: white; font-weight: 800; font-size: 14px; color: var(--charcoal);
  transition: all var(--transition); position: relative;
}
.amount-btn:hover { border-color: var(--royal); color: var(--royal); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,0.08); }
.amount-btn.active { background: var(--navy); color: white; border-color: var(--navy); box-shadow: 0 4px 14px rgba(15,36,64,0.22); }
.amount-btn-custom { font-size: 13px; }
.custom-amount-wrap {
  display: none; align-items: center; gap: 8px; margin-top: 12px;
  background: var(--bg-off); border: 2px solid var(--border); border-radius: 12px; padding: 0 16px;
  transition: all var(--transition);
}
.custom-amount-wrap.open { display: flex; animation: slideDown 0.25s ease; }
@keyframes slideDown { from { opacity: 0; transform: translateY(-6px); } to { opacity: 1; transform: translateY(0); } }
.custom-amount-wrap:focus-within { border-color: var(--royal); background: white; box-shadow: 0 0 0 3px rgba(37,99,235,0.08); }
.input-prefix { font-weight: 800; color: var(--muted); font-size: 18px; }
.custom-amount-wrap input { flex: 1; border: none; background: transparent; padding: 14px 0; font-size: 16px; font-weight: 600; outline: none; color: var(--charcoal); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 16px; }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 12.5px; font-weight: 700; color: var(--charcoal); letter-spacing: 0.01em; }
.form-group label span { color: #ef4444; }
.form-group input, .form-group select, .form-group textarea {
  padding: 12px 14px; border: 2px solid var(--border); border-radius: 12px;
  font-size: 14px; background: white; transition: all var(--transition); width: 100%;
  color: var(--charcoal);
}
.form-group input::placeholder, .form-group textarea::placeholder { color: var(--muted-light); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--royal); box-shadow: 0 0 0 3px rgba(37,99,235,0.08); background: white;
}
.form-group input.invalid, .form-group select.invalid, .form-group textarea.invalid { border-color: #ef4444; background: #fef2f2; }
.field-error { font-size: 11.5px; color: #ef4444; font-weight: 600; min-height: 16px; }
.checkbox-label { display: flex; align-items: flex-start; gap: 10px; font-size: 12.5px; color: var(--charcoal-light); cursor: pointer; line-height: 1.55; }
.checkbox-label input[type="checkbox"] { width: 18px; height: 18px; accent-color: var(--royal); flex-shrink: 0; margin-top: 2px; border-radius: 4px; }
.checkbox-label a { color: var(--royal); font-weight: 700; text-decoration: underline; text-underline-offset: 2px; }
.checkbox-label a:hover { color: var(--royal-dark); }
.form-secure { text-align: center; font-size: 11.5px; color: var(--muted); margin-top: 14px; font-weight: 600; letter-spacing: 0.02em; }

/* Donation States */
.donate-state { text-align: center; padding: 36px 0; }
.donate-state h3 { font-size: 22px; color: var(--navy); margin: 16px 0 8px; }
.donate-state p { font-size: 14px; color: var(--charcoal-light); line-height: 1.6; }
.state-icon { font-size: 48px; }
.spinner {
  width: 48px; height: 48px; border: 4px solid var(--border); border-top-color: var(--royal);
  border-radius: 50%; animation: spin 0.8s linear infinite; margin: 0 auto;
}
@keyframes spin { to { transform: rotate(360deg); } }
.success-details {
  background: var(--bg-off); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 18px; margin: 22px 0; text-align: left;
}
.success-row { display: flex; justify-content: space-between; align-items: center; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13.5px; }
.success-row:last-child { border-bottom: none; }
.success-row span:first-child { color: var(--muted); font-weight: 600; }
.badge-success { background: var(--green-light); color: #065f46; padding: 4px 11px; border-radius: 100px; font-size: 11.5px; font-weight: 800; border: 1px solid #a7f3d0; }
.ref-id { font-family: 'SF Mono', monospace; font-size: 12.5px; background: white; padding: 3px 9px; border-radius: 7px; border: 1px solid var(--border); }
.state-actions { display: flex; gap: 12px; justify-content: center; margin-top: 22px; flex-wrap: wrap; }

/* ---------- Impact ---------- */
.section-impact { background: var(--bg-off); }
.impact-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.impact-card {
  background: white; border-radius: var(--radius-lg); padding: 34px 20px; text-align: center;
  border: 1px solid var(--border); box-shadow: var(--shadow-sm);
  transition: all var(--transition); cursor: default; position: relative; overflow: hidden;
}
.impact-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--orange), var(--saffron)); opacity: 0; transition: opacity var(--transition);
}
.impact-card:hover { transform: translateY(-5px); box-shadow: var(--shadow-lg); border-color: #cbd5e1; }
.impact-card:hover::before { opacity: 1; }
.impact-number {
  display: block; font-family: 'Fraunces', serif; font-size: clamp(32px, 4vw, 42px);
  font-weight: 900; color: var(--navy); line-height: 1;
}
.impact-label { display: block; font-size: 13.5px; font-weight: 800; color: var(--charcoal); margin-top: 10px; }
.impact-sub { display: block; font-size: 11.5px; color: var(--muted); margin-top: 5px; line-height: 1.4; }

/* ---------- Steps ---------- */
.steps-grid { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; gap: 12px; align-items: center; }
.step-card {
  background: white; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 30px 20px; text-align: center; position: relative;
  box-shadow: var(--shadow-sm); transition: all var(--transition); cursor: pointer;
}
.step-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: var(--royal); }
.step-number {
  position: absolute; top: -11px; left: 50%; transform: translateX(-50%);
  background: var(--navy); color: white; font-size: 10.5px; font-weight: 800;
  letter-spacing: 0.08em; padding: 4px 12px; border-radius: 100px;
  box-shadow: 0 2px 8px rgba(15,36,64,0.15);
}
.step-icon { font-size: 34px; margin: 10px 0 14px; }
.step-card h3 { font-size: 15.5px; color: var(--navy); margin-bottom: 7px; }
.step-card p { font-size: 12.5px; color: var(--muted); line-height: 1.6; }
.step-arrow { font-size: 18px; color: var(--border); font-weight: 300; }

/* ---------- Transparency ---------- */
.transparency-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.trans-card {
  background: white; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 28px; box-shadow: var(--shadow-sm); transition: all var(--transition);
}
.trans-card:hover { box-shadow: var(--shadow); transform: translateY(-3px); border-color: #cbd5e1; }
.trans-card-highlight { background: linear-gradient(135deg, #f8fafc 0%, #eff6ff 100%); border-color: #bfdbfe; }
.trans-icon { font-size: 30px; margin-bottom: 14px; }
.trans-card h3 { font-size: 16.5px; color: var(--navy); margin-bottom: 8px; }
.trans-card p { font-size: 13px; color: var(--charcoal-light); line-height: 1.65; }
.trans-list { margin-top: 14px; }
.trans-list li { display: flex; justify-content: space-between; align-items: center; padding: 9px 0; border-bottom: 1px solid var(--border); font-size: 13px; }
.trans-list li:last-child { border-bottom: none; }
.trans-list li span { color: var(--muted); font-weight: 500; }
.trans-list li strong { color: var(--navy); font-size: 11.5px; background: white; padding: 3px 9px; border-radius: 7px; border: 1px solid var(--border); font-weight: 700; }

/* ---------- Gallery ---------- */
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.gallery-item {
  border-radius: var(--radius); overflow: hidden; position: relative;
  background: var(--bg-off); cursor: pointer; box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
}
.gallery-item img { width: 100%; height: 240px; object-fit: cover; transition: transform 0.6s cubic-bezier(0.4,0,0.2,1); }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item figcaption {
  position: absolute; bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(15,36,64,0.88));
  color: white; padding: 36px 16px 14px; font-size: 12px; font-weight: 600; letter-spacing: 0.01em;
}

/* ---------- Stories ---------- */
.section-stories { background: linear-gradient(180deg, var(--bg-warm) 0%, #fefce8 100%); }
.stories-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 52px; align-items: center; }
.stories-image { border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--border); }
.stories-image img { width: 100%; height: 480px; object-fit: cover; }
.story-text { font-size: 14.5px; color: var(--charcoal-light); line-height: 1.75; margin: 16px 0 22px; padding-left: 18px; border-left: 3px solid var(--orange); background: rgba(245,158,11,0.04); padding: 14px 18px; border-radius: 0 12px 12px 0; }

/* ---------- Volunteer ---------- */
.section-volunteer { padding: 0 24px; }
.volunteer-card {
  background: linear-gradient(135deg, var(--navy) 0%, #162d4d 50%, var(--navy-light) 100%);
  border-radius: var(--radius-xl); padding: 52px 48px;
  display: flex; align-items: center; justify-content: space-between; gap: 32px;
  position: relative; overflow: hidden;
  box-shadow: var(--shadow-xl); border: 1px solid rgba(255,255,255,0.06);
}
.volunteer-card::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse at 80% 50%, rgba(245,158,11,0.14) 0%, transparent 55%);
  pointer-events: none;
}
.volunteer-content h2 { font-size: clamp(24px, 3vw, 32px); color: white; margin-bottom: 10px; position: relative; }
.volunteer-content p { color: rgba(255,255,255,0.68); font-size: 15px; position: relative; line-height: 1.6; }
.volunteer-actions { display: flex; gap: 12px; flex-shrink: 0; position: relative; flex-wrap: wrap; }

/* ---------- About ---------- */
.about-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 52px; align-items: start; }
.about-text { font-size: 14.5px; color: var(--charcoal-light); line-height: 1.75; margin-top: 14px; }
.values-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 28px; }
.value-card {
  background: white; border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px 16px; text-align: center; transition: all var(--transition); cursor: pointer;
  box-shadow: var(--shadow-sm);
}
.value-card:hover { background: white; box-shadow: var(--shadow); border-color: var(--orange); transform: translateY(-3px); }
.value-icon { font-size: 28px; display: block; margin-bottom: 10px; }
.value-card h4 { font-size: 13.5px; font-weight: 800; color: var(--navy); margin-bottom: 5px; }
.value-card p { font-size: 12px; color: var(--muted); line-height: 1.55; }
.about-image { position: relative; border-radius: var(--radius-xl); overflow: hidden; box-shadow: var(--shadow-lg); border: 1px solid var(--border); }
.about-image img { width: 100%; height: 520px; object-fit: cover; }
.about-stats {
  position: absolute; bottom: 16px; left: 16px; right: 16px;
  display: grid; grid-template-columns: 1fr 1fr; gap: 12px;
}
.about-stat {
  background: rgba(255,255,255,0.96); backdrop-filter: blur(14px);
  padding: 14px; border-radius: 12px; box-shadow: var(--shadow); border: 1px solid rgba(255,255,255,0.8);
}
.about-stat strong { display: block; font-size: 12.5px; color: var(--navy); font-weight: 800; }
.about-stat span { font-size: 11px; color: var(--muted); line-height: 1.4; }

/* ---------- Contact — Premium Professional ---------- */
.section-contact { background: linear-gradient(180deg, var(--bg-off) 0%, #f1f5f9 100%); }
@media (min-width: 1025px) {
  .section-contact { padding: 48px 0; }
  .section-contact .section-header { margin-bottom: 28px; }
  .section-contact .section-title { font-size: 36px; }
}
.contact-grid { display: grid; grid-template-columns: 0.92fr 1.08fr; gap: 36px; align-items: start; }
@media (min-width: 1025px) {
  .contact-grid { gap: 28px; }
}
.contact-info { display: flex; flex-direction: column; gap: 0; }
.contact-intro { margin-bottom: 20px; }
@media (min-width: 1025px) {
  .contact-intro { margin-bottom: 14px; }
  .contact-intro h3 { font-size: 17px; margin-bottom: 4px; }
  .contact-intro p { font-size: 13px; line-height: 1.5; }
}
.contact-intro h3 { font-size: 20px; color: var(--navy); margin-bottom: 8px; }
.contact-intro p { font-size: 14px; color: var(--charcoal-light); line-height: 1.65; }
.contact-cards { display: flex; flex-direction: column; gap: 12px; }
.contact-card {
  display: flex; gap: 14px; background: white; border: 1px solid var(--border);
  padding: 18px; border-radius: var(--radius); transition: all var(--transition);
  box-shadow: var(--shadow-sm); align-items: flex-start;
}
.contact-card:hover { box-shadow: var(--shadow); border-color: #cbd5e1; transform: translateY(-1px); }
.contact-card-link { cursor: pointer; text-decoration: none; }
.contact-card-link:hover { border-color: var(--royal); box-shadow: 0 4px 20px rgba(37,99,235,0.08); }
.contact-card-link:hover .contact-arrow { transform: translateX(4px); color: var(--royal); }
.contact-card-link:hover .contact-icon { background: var(--royal-light); border-color: #dbeafe; }
.contact-icon { font-size: 20px; width: 44px; height: 44px; background: var(--bg-off); border-radius: 12px; display: grid; place-items: center; flex-shrink: 0; border: 1px solid var(--border); transition: all var(--transition); }
.contact-card h4 { font-size: 13.5px; font-weight: 800; color: var(--navy); margin-bottom: 3px; }
.contact-card p { font-size: 13px; color: var(--charcoal-light); line-height: 1.55; }
.contact-card a { color: var(--royal); font-weight: 600; }
.contact-card a:hover { color: var(--royal-dark); }
.contact-meta { display: block; font-size: 11.5px; color: var(--muted); margin-top: 4px; font-weight: 500; }
.contact-arrow { margin-left: auto; font-size: 18px; color: var(--muted-light); transition: all var(--transition); align-self: center; flex-shrink: 0; }
.contact-social { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--border); }
.contact-social p { font-size: 12.5px; font-weight: 700; color: var(--navy); margin-bottom: 12px; letter-spacing: 0.04em; text-transform: uppercase; }
.social-links { display: flex; gap: 10px; }
.social-btn {
  width: 42px; height: 42px; background: white; border: 1px solid var(--border);
  border-radius: 11px; display: grid; place-items: center;
  font-size: 12px; font-weight: 800; color: var(--navy); transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}
.social-btn:hover { background: var(--navy); color: white; border-color: var(--navy); transform: translateY(-2px); box-shadow: var(--shadow); }

.contact-form {
  background: white; border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 30px; box-shadow: var(--shadow);
}
.contact-form-compact { padding: 22px 24px; }
@media (min-width: 1025px) {
  .contact-form-compact { padding: 18px 20px; }
  .contact-form-compact .contact-form-header { margin-bottom: 12px; padding-bottom: 10px; }
  .contact-form-compact .contact-form-header h3 { font-size: 15px; margin-bottom: 3px; }
  .contact-form-compact .contact-form-header p { font-size: 12px; }
  .contact-form-compact .form-group { gap: 3px; }
  .contact-form-compact .form-group label { font-size: 11.5px; }
  .contact-form-compact textarea { min-height: 64px; }
}
.contact-form-compact .contact-form-header { margin-bottom: 16px; padding-bottom: 12px; }
.contact-form-compact .contact-form-header h3 { font-size: 16px; margin-bottom: 4px; }
.contact-form-compact .contact-form-header p { font-size: 12.5px; }
.contact-form-compact .form-group { gap: 4px; }
.contact-form-compact .form-group input,
.contact-form-compact .form-group select,
.contact-form-compact .form-group textarea { padding: 10px 12px; font-size: 13.5px; }
.contact-form-compact .form-row { gap: 12px; margin-bottom: 12px; }
.contact-form-compact textarea { min-height: 80px; }
.contact-form-header { margin-bottom: 22px; padding-bottom: 18px; border-bottom: 1px solid var(--border-light); }
.contact-form-header h3 { font-size: 18px; color: var(--navy); margin-bottom: 6px; }
.contact-form-header p { font-size: 13px; color: var(--muted); line-height: 1.5; }
.contact-form textarea { resize: vertical; min-height: 120px; }
.form-feedback { margin-top: 12px; font-size: 13px; font-weight: 600; min-height: 20px; }
.form-feedback.success { color: var(--green-dark); }
.form-feedback.error { color: #ef4444; }

/* ---------- Footer ---------- */
.footer { background: linear-gradient(180deg, var(--navy) 0%, #0a1a33 100%); color: white; padding: 60px 0 28px; border-top: 1px solid rgba(255,255,255,0.06); }
.footer-top { display: grid; grid-template-columns: 1.5fr 1fr 1fr 1fr; gap: 36px; margin-bottom: 44px; }
.footer-logo { height: 90px; width: auto; object-fit: contain; display: block; margin-bottom: 14px; }
.footer-brand-title { font-family: 'Fraunces', serif; font-size: 18px; font-weight: 800; color: white; letter-spacing: -0.02em; }
.logo-footer .logo-title, .logo-footer .logo-subtitle { color: white; }
.footer-mission { font-size: 13px; color: rgba(255,255,255,0.58); line-height: 1.65; margin-top: 14px; max-width: 320px; }
.footer-social { display: flex; gap: 10px; margin-top: 18px; }
.footer-social a {
  width: 38px; height: 38px; background: rgba(255,255,255,0.07); border: 1px solid rgba(255,255,255,0.10);
  border-radius: 11px; display: grid; place-items: center; font-size: 11px; font-weight: 800;
  color: rgba(255,255,255,0.65); transition: all var(--transition);
}
.footer-social a:hover { background: white; color: var(--navy); transform: translateY(-2px); }
.footer-col h4 { font-family: 'Plus Jakarta Sans', sans-serif; font-size: 11.5px; font-weight: 800; letter-spacing: 0.1em; text-transform: uppercase; color: white; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 11px; }
.footer-col ul a { font-size: 13px; color: rgba(255,255,255,0.55); transition: color var(--transition); }
.footer-col ul a:hover { color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07); padding-top: 22px;
  display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 12px;
  font-size: 12px; color: rgba(255,255,255,0.38);
}
.footer-note { font-style: italic; }

/* ---------- Mobile Sticky CTA ---------- */
.mobile-sticky-cta {
  display: none; position: fixed; bottom: 0; left: 0; right: 0; z-index: 90;
  background: white; border-top: 1px solid var(--border);
  padding: 12px 16px calc(12px + env(safe-area-inset-bottom));
  box-shadow: 0 -4px 24px rgba(0,0,0,0.08);
  transform: translateY(100%); transition: transform var(--transition);
}
.mobile-sticky-cta.visible { transform: translateY(0); }

/* ---------- Reveal Animations ---------- */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity 0.65s cubic-bezier(0.4,0,0.2,1), transform 0.65s cubic-bezier(0.4,0,0.2,1); }
.reveal.in-view { opacity: 1; transform: translateY(0); }
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.01ms !important; transition-duration: 0.01ms !important; }
  .reveal { opacity: 1; transform: none; }
  html { scroll-behavior: auto; }
}

/* ============================================================
   RESPONSIVE — Mobile First, Professional Polish
   ============================================================ */

/* Large tablet */
@media (max-width: 1024px) {
  .causes-grid { grid-template-columns: repeat(2, 1fr); }
  .transparency-grid { grid-template-columns: repeat(2, 1fr); }
  .donate-grid { gap: 32px; }
  .child-grid { gap: 36px; }
  .about-grid { gap: 36px; }
}

/* Tablet & below — 768px */
@media (max-width: 768px) {
  :root { --nav-height: 78px; }
  .container { padding: 0 20px; }
  .section { padding: 56px 0; }
  .section-header { margin-bottom: 36px; }
  .section-title { font-size: clamp(26px, 6vw, 34px); }
  .section-desc { font-size: 15px; }

  /* Navbar — clean slide-down */
  .nav-links {
    position: fixed; top: var(--nav-height); left: 0; right: 0;
    background: white; flex-direction: column; align-items: stretch;
    padding: 12px 16px 20px; gap: 0;
    box-shadow: 0 12px 32px rgba(15,36,64,0.12);
    border-top: 1px solid var(--border);
    transform: translateY(-8px); opacity: 0; pointer-events: none;
    transition: all var(--transition);
    max-height: calc(100dvh - var(--nav-height)); overflow-y: auto;
  }
  .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav-link { padding: 13px 16px; border-radius: 12px; font-size: 15px; }
  .nav-cta-mobile { display: flex; margin-top: 14px; background: linear-gradient(135deg, var(--orange), #f97316); color: white; justify-content: center; padding: 14px; border-radius: 100px; font-weight: 800; box-shadow: var(--shadow-glow); }
  .hamburger { display: flex; }
  .btn-nav { display: none; }

  /* Hero — tighter, no overflow */
  .hero { padding: calc(var(--nav-height) + 20px) 20px 48px; min-height: 82vh; min-height: 82dvh; }
  .hero-badge { font-size: 11.5px; padding: 7px 14px; }
  .hero-title { font-size: clamp(32px, 8vw, 44px); }
  .hero-subtitle { font-size: 15px; }
  .hero-actions { flex-direction: column; align-items: stretch; gap: 10px; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .hero-trust { font-size: 11px; gap: 8px; }
  .hero-scroll { display: none; }

  /* Grids — single column */
  .cards-3 { grid-template-columns: 1fr; gap: 16px; }
  .relief-card-img { height: 190px; }
  .child-grid { grid-template-columns: 1fr; gap: 28px; }
  .child-image img { height: 360px; }
  .child-image-badge { padding: 12px 16px; }
  .causes-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .cause-img { height: 160px; }
  .donate-grid { grid-template-columns: 1fr; gap: 28px; }
  .donate-form-card { padding: 24px 20px; }
  .amount-grid { grid-template-columns: repeat(3, 1fr); }
  .form-row { grid-template-columns: 1fr; }
  .impact-grid { grid-template-columns: 1fr 1fr; gap: 14px; }
  .impact-card { padding: 24px 14px; }
  .impact-number { font-size: 30px; }
  .steps-grid { grid-template-columns: 1fr; gap: 16px; }
  .step-arrow { transform: rotate(90deg); justify-self: center; font-size: 16px; }
  .step-card { padding: 24px 18px; }
  .transparency-grid { grid-template-columns: 1fr; gap: 14px; }
  .trans-card { padding: 22px 18px; }
  .gallery-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .gallery-item img { height: 200px; }
  .stories-grid { grid-template-columns: 1fr; gap: 28px; }
  .stories-image img { height: 300px; }
  .volunteer-card { flex-direction: column; text-align: center; padding: 32px 22px; gap: 20px; }
  .volunteer-actions { width: 100%; flex-direction: column; }
  .volunteer-actions .btn { width: 100%; }
  .about-grid { grid-template-columns: 1fr; gap: 28px; }
  .about-image img { height: 340px; }
  .values-grid { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; gap: 24px; }
  .contact-form { padding: 22px 18px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 28px; }
  .footer-bottom { flex-direction: column; text-align: center; gap: 8px; }
  .mobile-sticky-cta { display: block; }
  body.has-sticky-cta { padding-bottom: 72px; }
  .toast-container { right: 12px; left: 12px; top: 72px; }
  .toast { max-width: 100%; }
  .modal-card { margin: 12px; max-width: calc(100% - 24px); }
}

/* Small mobile — 480px */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .section { padding: 44px 0; }
  .section-header { margin-bottom: 28px; }
  .hero { padding-left: 16px; padding-right: 16px; }
  .hero-title { font-size: 30px; }
  .amount-grid { grid-template-columns: repeat(3, 1fr); gap: 6px; }
  .amount-btn { padding: 12px 6px; font-size: 13px; }
  .causes-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .gallery-item img { height: 210px; }
  .impact-grid { gap: 10px; }
  .impact-card { padding: 20px 10px; }
  .impact-number { font-size: 26px; }
  .footer-top { grid-template-columns: 1fr; gap: 24px; }
  .donate-form-card { padding: 20px 14px; border-radius: 18px; }
  .feature-grid { grid-template-columns: 1fr; }
  .modal-card { padding: 24px 18px 18px; border-radius: 18px; }
  .volunteer-card { padding: 28px 18px; border-radius: 18px; }
  .btn-large { padding: 14px 24px; font-size: 15px; }
}

/* Extra small — 375px */
@media (max-width: 375px) {
  .hero-title { font-size: 28px; }
  .section-title { font-size: 24px; }
  .amount-grid { gap: 6px; }
  .amount-btn { padding: 11px 4px; font-size: 12.5px; }
  .nav-container { padding: 0 14px; }
  .logo-title { font-size: 13px; }
  .logo-subtitle { font-size: 9.5px; }
  .logo-img { height: 65px; }
  .logo-img-footer { height: 65px; }
}

/* Very small — 320px */
@media (max-width: 320px) {
  .hero-title { font-size: 26px; }
  .amount-grid { grid-template-columns: repeat(2, 1fr); }
  .impact-grid { grid-template-columns: 1fr; }
}

/* Desktop large */
@media (min-width: 1280px) {
  .container { max-width: 1240px; }
  .section { padding: 88px 0; }
}

@media (min-width: 1440px) {
  .container { max-width: 1280px; }
}