:root {
  --blue:       #0D5FA3;
  --blue-dark:  #083D6E;
  --blue-light: #29ABE2;
  --white:      #FFFFFF;
  --off-white:  #F4F8FC;
  --dark:       #0A1628;
  --gray:       #6B7A8D;
  --light-gray: #E8EEF4;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Source Sans 3', sans-serif;
  background: var(--white);
  color: var(--dark);
  overflow-x: hidden;
}
h1, h2, h3, h4, h5 {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

/* ── NAV ──────────────────────────────────────── */
nav {
  position: fixed; top: 0; left: 0; right: 0;
  z-index: 1000;
  background: var(--dark);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 48px; height: 70px;
  border-bottom: 3px solid var(--blue-light);
}
.nav-logo {
  display: flex; align-items: center; gap: 12px;
  text-decoration: none; cursor: pointer;
}
.nav-logo-badge-img {
  height: 38px; width: auto; display: block; object-fit: contain;
}
.nav-logo-badge-fallback {
  background: var(--blue); color: white;
  font-family: 'Oswald', sans-serif; font-weight: 700;
  font-size: 18px; padding: 5px 12px; letter-spacing: 1px;
  display: none;
}
.nav-logo-text {
  color: rgba(255,255,255,0.65);
  font-size: 11px; font-weight: 300;
  letter-spacing: 1.2px; text-transform: uppercase; line-height: 1.4;
}
.nav-links { display: flex; gap: 4px; list-style: none; }
.nav-links a {
  color: rgba(255,255,255,0.65); text-decoration: none;
  font-family: 'Oswald', sans-serif; font-size: 13px;
  letter-spacing: 1.5px; text-transform: uppercase;
  padding: 8px 18px; transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  color: white; background: var(--blue);
}
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  cursor: pointer; padding: 8px;
}
.hamburger span {
  display: block; width: 24px; height: 2px;
  background: white; transition: all 0.3s;
}

/* ── SHARED UTILITIES ────────────────────────── */
.section-tag {
  font-family: 'Oswald', sans-serif; font-size: 11px;
  letter-spacing: 4px; text-transform: uppercase;
  color: var(--blue-light); margin-bottom: 10px; display: block;
}
.section { padding: 80px 60px; }
.section h2 {
  font-size: clamp(32px, 4vw, 54px); font-weight: 700;
  color: var(--dark); line-height: 1; margin-bottom: 20px;
}
.section h2 span { color: var(--blue); }
.section-intro {
  font-size: 17px; color: var(--gray); line-height: 1.75;
  max-width: 580px; margin-bottom: 48px;
}
.btn-primary {
  background: var(--blue-light); color: white;
  font-family: 'Oswald', sans-serif; font-size: 13px;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 14px 34px; text-decoration: none; border: none;
  cursor: pointer; transition: all 0.2s; display: inline-block;
}
.btn-primary:hover { background: white; color: var(--blue-dark); }
.btn-outline {
  background: transparent; color: white;
  font-family: 'Oswald', sans-serif; font-size: 13px;
  letter-spacing: 2px; text-transform: uppercase;
  padding: 13px 34px; text-decoration: none;
  border: 2px solid rgba(255,255,255,0.55);
  cursor: pointer; transition: all 0.2s; display: inline-block;
}
.btn-outline:hover { border-color: white; background: rgba(255,255,255,0.1); }

/* Page-level hero banner */
.page-hero {
  position: relative; height: 360px; overflow: hidden;
  display: flex; align-items: flex-end;
  margin-top: 70px;
}
.page-hero img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
}
.page-hero-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,61,110,0.96) 30%, rgba(8,61,110,0.35) 100%);
}
.page-hero-content { position: relative; z-index: 1; padding: 40px 60px; }
.page-hero-content p {
  color: var(--blue-light); font-family: 'Oswald', sans-serif;
  font-size: 12px; letter-spacing: 4px; text-transform: uppercase; margin-bottom: 8px;
}
.page-hero-content h1 { font-size: clamp(36px, 5vw, 64px); color: white; line-height: 1; }

/* ── SCROLL REVEAL ──────────────────────────── */
.reveal {
  opacity: 0; transform: translateY(36px);
  transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1);
}
.reveal-left {
  opacity: 0; transform: translateX(-36px);
  transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1);
}
.reveal-right {
  opacity: 0; transform: translateX(36px);
  transition: opacity 0.75s cubic-bezier(0.22,1,0.36,1), transform 0.75s cubic-bezier(0.22,1,0.36,1);
}
.reveal.visible, .reveal-left.visible, .reveal-right.visible {
  opacity: 1; transform: translate(0);
}
[data-delay="1"] { transition-delay: 0.08s; }
[data-delay="2"] { transition-delay: 0.18s; }
[data-delay="3"] { transition-delay: 0.28s; }
[data-delay="4"] { transition-delay: 0.38s; }
[data-delay="5"] { transition-delay: 0.48s; }
[data-delay="6"] { transition-delay: 0.58s; }

/* ── PARTNERS ───────────────────────────────── */
.partners-section {
  background: var(--white); padding: 52px 60px;
  border-bottom: 1px solid var(--light-gray);
}
.partners-inner { max-width: 1200px; margin: 0 auto; text-align: center; }
.partners-inner .section-tag { text-align: center; display: block; margin-bottom: 36px; }
.partners-grid {
  display: flex; align-items: center; justify-content: center;
  flex-wrap: wrap; gap: 32px 52px;
}
.partner-item {
  display: flex; align-items: center; justify-content: center;
  opacity: 0.6; transition: opacity 0.3s, transform 0.3s;
}
.partner-item:hover { opacity: 1; transform: translateY(-3px); }
.partner-item img {
  height: 52px; width: auto; max-width: 160px; object-fit: contain; display: block;
}

/* ── STATS STRIP ─────────────────────────────── */
.stats-strip {
  background: var(--blue);
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 36px 24px; text-align: center;
  border-right: 1px solid rgba(255,255,255,0.15);
}
.stat-item:last-child { border-right: none; }
.stat-number {
  font-family: 'Oswald', sans-serif; font-size: 44px;
  font-weight: 700; color: white; line-height: 1; margin-bottom: 6px;
}
.stat-label { font-size: 12px; color: rgba(255,255,255,0.65); letter-spacing: 1.5px; text-transform: uppercase; }

/* ── PREVIEW CARDS ──────────────────────────── */
.preview-grid {
  display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 2px; background: var(--light-gray);
}
.preview-card {
  background: white; padding: 44px 36px;
  position: relative; overflow: hidden; transition: all 0.3s;
}
.preview-card::after {
  content: ''; position: absolute; bottom: 0; left: 0;
  width: 100%; height: 4px; background: var(--blue-light);
  transform: scaleX(0); transform-origin: left; transition: transform 0.35s ease;
}
.preview-card:hover::after { transform: scaleX(1); }
.preview-card:hover { box-shadow: 0 20px 60px rgba(13,95,163,0.1); transform: translateY(-3px); }
.card-number {
  font-family: 'Oswald', sans-serif; font-size: 72px;
  font-weight: 700; color: var(--light-gray); line-height: 1; margin-bottom: 16px;
}
.card-title {
  font-family: 'Oswald', sans-serif; font-size: 19px;
  font-weight: 600; text-transform: uppercase; color: var(--dark); margin-bottom: 12px;
}
.card-text { font-size: 15px; color: var(--gray); line-height: 1.7; }

/* ── IMPACT STRIP ───────────────────────────── */
.impact-strip {
  padding: 0; display: grid; grid-template-columns: repeat(3, 1fr);
  gap: 4px; background: var(--dark);
}
.impact-story { position: relative; height: 460px; overflow: hidden; cursor: pointer; }
.impact-story img {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.22,1,0.36,1); filter: grayscale(20%);
}
.impact-story:hover img { transform: scale(1.07); filter: grayscale(0%); }
.impact-story-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(8,20,48,0.95) 0%, rgba(8,20,48,0.55) 50%, rgba(8,20,48,0.1) 100%);
  transition: background 0.4s;
}
.impact-story:hover .impact-story-overlay {
  background: linear-gradient(to top, rgba(8,61,110,0.96) 0%, rgba(8,61,110,0.6) 55%, rgba(8,61,110,0.15) 100%);
}
.impact-story-content {
  position: absolute; bottom: 0; left: 0; right: 0; padding: 36px 32px;
  transform: translateY(8px); transition: transform 0.45s cubic-bezier(0.22,1,0.36,1);
}
.impact-story:hover .impact-story-content { transform: translateY(0); }
.impact-story-stat {
  font-family: 'Oswald', sans-serif; font-size: 52px; font-weight: 700;
  color: var(--blue-light); line-height: 1; margin-bottom: 8px;
}
.impact-story-title {
  font-family: 'Oswald', sans-serif; font-size: 18px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px; color: white; margin-bottom: 10px;
}
.impact-story-text {
  font-size: 14px; color: rgba(255,255,255,0.75); line-height: 1.65;
  max-height: 0; overflow: hidden; opacity: 0;
  transition: max-height 0.5s ease, opacity 0.4s ease 0.1s;
}
.impact-story:hover .impact-story-text { max-height: 80px; opacity: 1; }

/* ── SDG SECTION ────────────────────────────── */
.sdg-section { background: var(--dark); padding: 80px 60px; }
.sdg-section .section-tag { color: var(--blue-light); }
.sdg-section h2 { color: white; }
.sdg-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  gap: 20px; margin-top: 48px;
}
.sdg-card {
  border: 1px solid rgba(255,255,255,0.1); padding: 36px;
  transition: border-color 0.3s, background 0.3s, transform 0.3s;
}
.sdg-card:hover { border-color: var(--blue); background: rgba(13,95,163,0.12); transform: translateY(-4px); }
.sdg-badge {
  display: inline-block; background: var(--blue); color: white;
  font-family: 'Oswald', sans-serif; font-size: 12px;
  letter-spacing: 1.5px; padding: 4px 14px; margin-bottom: 16px;
}
.sdg-card h3 { font-size: 20px; color: white; margin-bottom: 12px; }
.sdg-card p { font-size: 14px; color: rgba(255,255,255,0.6); line-height: 1.75; }

/* ── ABOUT PAGE ─────────────────────────────── */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; min-height: 480px; }
.about-text { padding: 72px 60px; background: white; }
.about-text p { font-size: 16px; color: var(--gray); line-height: 1.85; margin-bottom: 20px; }
.about-img { position: relative; overflow: hidden; min-height: 420px; }
.about-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s ease; }
.about-img:hover img { transform: scale(1.04); }
.vm-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 2px; background: var(--light-gray); }
.vm-card { padding: 68px 60px; background: white; }
.vm-card.blue-bg { background: var(--blue); }
.vm-card h2 { font-size: 52px; margin-bottom: 24px; color: var(--dark); }
.vm-card.blue-bg h2 { color: white; }
.vm-card p { font-size: 17px; line-height: 1.8; color: var(--gray); }
.vm-card.blue-bg p { color: rgba(255,255,255,0.85); }

/* ── PRINCIPLES ─────────────────────────────── */
.principles-grid {
  display: grid; grid-template-columns: repeat(5, 1fr);
  gap: 2px; background: var(--light-gray);
}
.principle-card {
  background: white; padding: 44px 28px; text-align: center;
  transition: background 0.3s, transform 0.3s;
}
.principle-card:hover { background: var(--blue); transform: translateY(-4px); }
.principle-number {
  font-family: 'Oswald', sans-serif; font-size: 56px;
  font-weight: 700; color: var(--light-gray); line-height: 1;
  margin-bottom: 16px; transition: color 0.3s;
}
.principle-title {
  font-family: 'Oswald', sans-serif; font-size: 15px;
  font-weight: 600; text-transform: uppercase;
  color: var(--dark); margin-bottom: 12px; transition: color 0.3s;
}
.principle-text { font-size: 13px; color: var(--gray); line-height: 1.6; transition: color 0.3s; }
.principle-card:hover .principle-number { color: rgba(255,255,255,0.18); }
.principle-card:hover .principle-title  { color: white; }
.principle-card:hover .principle-text   { color: rgba(255,255,255,0.8); }

/* ── TEAM ───────────────────────────────────── */
.team-section { background: var(--off-white); padding: 80px 60px; }
.team-section h2 span { color: var(--blue); }
.team-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; margin-top: 48px; }
.team-card {
  background: white; overflow: hidden;
  transition: box-shadow 0.35s, transform 0.35s; position: relative;
}
.team-card:hover { box-shadow: 0 24px 64px rgba(13,95,163,0.13); transform: translateY(-5px); }
.team-img { height: 280px; overflow: hidden; position: relative; background: var(--light-gray); }
.team-img img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease; filter: grayscale(10%);
  object-position: center top;
}
.team-card:hover .team-img img { transform: scale(1.06); filter: grayscale(0%); }
.team-img-placeholder {
  width: 100%; height: 100%; background: var(--light-gray);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 10px; color: var(--gray);
}
.team-img-placeholder svg { opacity: 0.35; }
.team-img-placeholder span {
  font-family: 'Oswald', sans-serif; font-size: 10px;
  letter-spacing: 2px; text-transform: uppercase; opacity: 0.5;
}
.team-body { padding: 24px 24px 28px; }
.team-name { font-family: 'Oswald', sans-serif; font-size: 18px; font-weight: 600; color: var(--dark); margin-bottom: 4px; }
.team-role {
  font-size: 12px; color: var(--blue-light); letter-spacing: 1.5px;
  text-transform: uppercase; font-family: 'Oswald', sans-serif; margin-bottom: 12px;
}
.team-bio { font-size: 14px; color: var(--gray); line-height: 1.65; }
.team-accent {
  position: absolute; bottom: 0; left: 0; right: 0;
  height: 3px; background: var(--blue-light);
  transform: scaleX(0); transform-origin: left; transition: transform 0.4s ease;
}
.team-card:hover .team-accent { transform: scaleX(1); }

/* ── PROGRAMS ───────────────────────────────── */
.programs-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2px; background: var(--light-gray); }
.program-card { background: white; overflow: hidden; }
.program-img { height: 270px; overflow: hidden; }
.program-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s; }
.program-card:hover .program-img img { transform: scale(1.06); }
.program-body { padding: 36px 40px; }
.program-tag {
  display: inline-block; background: var(--blue-light); color: white;
  font-family: 'Oswald', sans-serif; font-size: 11px;
  letter-spacing: 2px; text-transform: uppercase; padding: 4px 14px; margin-bottom: 14px;
}
.program-body h3 { font-size: 22px; color: var(--dark); margin-bottom: 12px; }
.program-body p { font-size: 15px; color: var(--gray); line-height: 1.75; }

/* ── GALLERY ────────────────────────────────── */
.gallery-grid {
  display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 220px; gap: 4px; background: var(--dark); padding: 4px;
}
.gallery-item { overflow: hidden; position: relative; }
.gallery-item.tall { grid-row: span 2; }
.gallery-item img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.45s; filter: grayscale(15%);
}
.gallery-item:hover img { transform: scale(1.09); filter: grayscale(0%); }

/* ── CONTACT ────────────────────────────────── */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; }
.contact-left { background: var(--blue-dark); padding: 72px 60px; color: white; }
.contact-left h2 { font-size: 44px; color: white; margin-bottom: 20px; }
.contact-left > p { font-size: 16px; color: rgba(255,255,255,0.75); line-height: 1.75; margin-bottom: 44px; }
.contact-detail { display: flex; gap: 18px; align-items: flex-start; margin-bottom: 30px; }
.contact-icon {
  width: 44px; height: 44px; background: var(--blue);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0; font-size: 18px;
}
.contact-detail-text strong {
  display: block; font-family: 'Oswald', sans-serif;
  font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--blue-light); margin-bottom: 4px;
}
.contact-detail-text span { font-size: 15px; color: rgba(255,255,255,0.82); }
.contact-detail-text a { font-size: 15px; color: rgba(255,255,255,0.82); text-decoration: none; transition: color 0.2s; }
.contact-detail-text a:hover { color: var(--blue-light); }
.contact-right { background: var(--off-white); padding: 72px 60px; }
.contact-right h2 { font-size: 36px; color: var(--dark); margin-bottom: 32px; }
.form-group { margin-bottom: 22px; }
.form-group label {
  display: block; font-family: 'Oswald', sans-serif;
  font-size: 11px; letter-spacing: 2.5px; text-transform: uppercase;
  color: var(--gray); margin-bottom: 8px;
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%; padding: 13px 16px;
  border: 2px solid var(--light-gray); background: white;
  font-family: 'Source Sans 3', sans-serif; font-size: 15px;
  color: var(--dark); outline: none; transition: border-color 0.2s; appearance: none;
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus { border-color: var(--blue); }
.form-group textarea { height: 130px; resize: vertical; }

/* Form states */
.form-success {
  background: #e6f4ea; border: 2px solid #34a853;
  padding: 16px 20px; margin-bottom: 20px;
  font-family: 'Oswald', sans-serif; font-size: 14px;
  letter-spacing: 1px; color: #1e7e34; display: none;
}
.form-error {
  background: #fce8e6; border: 2px solid #ea4335;
  padding: 16px 20px; margin-bottom: 20px;
  font-family: 'Oswald', sans-serif; font-size: 14px;
  letter-spacing: 1px; color: #c62828; display: none;
}
.btn-primary:disabled { opacity: 0.6; cursor: not-allowed; }

/* ── FOOTER ─────────────────────────────────── */
footer { background: var(--dark); padding: 56px 60px 32px; border-top: 3px solid var(--blue); }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-about { font-size: 14px; color: rgba(255,255,255,0.55); line-height: 1.75; margin: 16px 0 28px; }
.footer-donate {
  display: inline-block; background: var(--blue); color: white;
  font-family: 'Oswald', sans-serif; font-size: 12px;
  letter-spacing: 2.5px; text-transform: uppercase;
  padding: 12px 28px; text-decoration: none; transition: background 0.2s;
}
.footer-donate:hover { background: var(--blue-light); }
.footer-col h4 {
  font-family: 'Oswald', sans-serif; font-size: 12px;
  letter-spacing: 2.5px; text-transform: uppercase; color: white; margin-bottom: 20px;
}
.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { color: rgba(255,255,255,0.5); text-decoration: none; font-size: 14px; transition: color 0.2s; }
.footer-col ul li a:hover { color: var(--blue-light); }
.footer-social { display: flex; gap: 8px; margin-top: 20px; }
.social-btn {
  width: 36px; height: 36px; border: 1px solid rgba(255,255,255,0.2);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.55); text-decoration: none;
  font-size: 13px; font-weight: bold; transition: all 0.2s;
}
.social-btn:hover { background: var(--blue); border-color: var(--blue); color: white; }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px;
  display: flex; justify-content: space-between; align-items: center;
}
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,0.35); }

/* ── RESPONSIVE ─────────────────────────────── */
@media (max-width: 1100px) {
  .sdg-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 900px) {
  nav { padding: 0 24px; }
  .nav-links { display: none; }
  .nav-links.open {
    display: flex; flex-direction: column; gap: 4px;
    position: absolute; top: 70px; left: 0; right: 0;
    background: var(--dark); padding: 20px 24px;
    border-bottom: 2px solid var(--blue);
  }
  .hamburger { display: flex; }
  .hero-content { padding: 0 28px; }
  .section { padding: 56px 28px; }
  .page-hero-content { padding: 32px 28px; }
  .partners-section { padding: 44px 28px; }
  .stats-strip     { grid-template-columns: repeat(2, 1fr); }
  .preview-grid    { grid-template-columns: 1fr; }
  .sdg-grid        { grid-template-columns: repeat(2, 1fr); }
  .impact-strip    { grid-template-columns: 1fr; }
  .about-grid      { grid-template-columns: 1fr; }
  .vm-grid         { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid       { grid-template-columns: repeat(2, 1fr); }
  .team-section    { padding: 56px 28px; }
  .programs-grid   { grid-template-columns: 1fr; }
  .gallery-grid    { grid-template-columns: repeat(2, 1fr); }
  .gallery-item.tall { grid-row: span 1; }
  .contact-grid    { grid-template-columns: 1fr; }
  .contact-left, .contact-right { padding: 52px 28px; }
  .footer-grid     { grid-template-columns: 1fr 1fr; gap: 32px; }
  footer           { padding: 48px 28px 28px; }
  .about-text, .vm-card, .about-img { padding: 52px 28px; }
}
@media (max-width: 520px) {
  .sdg-grid        { grid-template-columns: 1fr; }
  .principles-grid { grid-template-columns: 1fr; }
  .footer-grid     { grid-template-columns: 1fr; }
  .gallery-grid    { grid-template-columns: 1fr 1fr; grid-auto-rows: 160px; }
  .team-grid       { grid-template-columns: 1fr; }
  .impact-story    { height: 320px; }
}