/* ISEC International — design system */
:root {
  --ink: #0e1a2b;
  --primary: #1f4f87;
  --primary-dark: #163b69;
  --primary-deep: #0d294d;
  --gold: #c89344;
  --gold-soft: #e3b765;
  --gold-tint: #f3e5c5;
  --earth: #a55a3a;
  --cream: #f6efdd;
  --cream-soft: #faf5e7;
  --paper: #fbfaf5;
  --paper-warm: #f4ecdc;
  --line: #d8cfb6;
  --line-soft: #e8e1cd;
  --muted: #6f7682;
  --white: #ffffff;

  --serif: "Source Serif 4", "Source Serif Pro", Georgia, serif;
  --sans: "IBM Plex Sans", system-ui, -apple-system, sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, monospace;

  --maxw: 1320px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { font-family: var(--sans); color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; }
body { font-size: 16px; line-height: 1.55; }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }

/* ============ Type system ============ */
.h-display { font-family: var(--serif); font-weight: 400; font-style: normal; letter-spacing: -0.02em; line-height: 1.02; font-size: clamp(48px, 6.4vw, 96px); }
.h-display em { font-style: italic; color: var(--gold); font-weight: 400; }
.h-section { font-family: var(--serif); font-weight: 400; font-size: clamp(36px, 4.2vw, 64px); letter-spacing: -0.015em; line-height: 1.06; }
.h-section em { font-style: italic; color: var(--gold); }
.h-card { font-family: var(--serif); font-weight: 500; font-size: 28px; letter-spacing: -0.01em; line-height: 1.15; }
.h-sub { font-family: var(--serif); font-style: italic; font-weight: 400; font-size: 22px; color: var(--muted); }
.eyebrow { font-family: var(--mono); font-size: 11px; letter-spacing: 0.18em; text-transform: uppercase; color: var(--gold); }
.eyebrow.dark { color: var(--primary); }
.eyebrow.muted { color: var(--muted); }
.body-l { font-size: 19px; line-height: 1.55; color: var(--ink); }
.body { font-size: 16px; line-height: 1.6; color: var(--ink); }
.body-s { font-size: 14px; line-height: 1.55; color: var(--muted); }
.mono { font-family: var(--mono); font-size: 12px; letter-spacing: 0.04em; }

/* ============ Layout ============ */
.wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 32px; }
.wrap-wide { max-width: 1480px; margin: 0 auto; padding: 0 32px; }
.section { padding: 88px 0; }
.section-lg { padding: 120px 0; }

/* ============ Nav ============ */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: var(--paper);
  border-bottom: 1px solid var(--line-soft);
  backdrop-filter: blur(8px);
}
.nav-inner {
  display: flex; align-items: center; gap: 32px;
  height: 72px;
  max-width: 1480px; margin: 0 auto; padding: 0 32px;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { width: 54px; height: 54px; position: relative; }
.brand-name { font-family: var(--serif); font-size: 22px; font-weight: 500; letter-spacing: -0.01em; }
.brand-sub { font-family: var(--mono); font-size: 9px; letter-spacing: 0.16em; color: var(--muted); text-transform: uppercase; margin-top: 1px; }
.nav-links { display: flex; gap: 16px; flex: 1; justify-content: center; align-items: center; }

/* Nav dropdown */
.nav-dd { position: relative; }
.nav-dd > a { display: inline-flex; align-items: center; gap: 6px; }
.dd-caret { font-size: 15px; line-height: 1; color: var(--primary); transition: transform .2s; }
.nav-dd:hover .dd-caret { transform: rotate(180deg); }
.nav-dd-menu {
  position: absolute; top: 100%; left: 50%; transform: translateX(-50%) translateY(8px);
  min-width: 250px; background: var(--white); border: 1px solid var(--line-soft);
  border-radius: 6px; box-shadow: 0 16px 44px rgba(8,35,54,0.14);
  padding: 8px; opacity: 0; visibility: hidden; transition: opacity .2s, transform .2s; z-index: 60;
}
.nav-dd:hover .nav-dd-menu, .nav-dd:focus-within .nav-dd-menu {
  opacity: 1; visibility: visible; transform: translateX(-50%) translateY(2px);
}
.nav-dd-menu a {
  display: block; padding: 10px 14px; border-radius: 4px;
  font-family: var(--sans); font-size: 14px; color: var(--ink); line-height: 1.3;
}
.nav-dd-menu > a:first-child { color: var(--primary); font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; }
.nav-dd-menu a:hover { background: var(--cream-soft); color: var(--primary); }
/* Nested flyout submenu (e.g. Vocational College under Higher Institute) */
.nav-dd-sub { position: relative; }
.nav-dd-sub > a.has-sub { display: flex; align-items: center; justify-content: space-between; }
.nav-dd-sub > a.has-sub::after { content: "›"; color: var(--muted); font-size: 17px; line-height: 1; }
.nav-dd-submenu {
  position: absolute; top: -8px; left: 100%;
  min-width: 232px; background: var(--white); border: 1px solid var(--line-soft);
  border-radius: 6px; box-shadow: 0 16px 44px rgba(8,35,54,0.14);
  padding: 8px; opacity: 0; visibility: hidden; transform: translateX(8px);
  transition: opacity .2s, transform .2s; z-index: 70;
}
.nav-dd-sub:hover > .nav-dd-submenu { opacity: 1; visibility: visible; transform: translateX(0); }
.nav-dd-sub:hover > a.has-sub { background: var(--cream-soft); color: var(--primary); border-radius: 4px; }
.nav-dd-submenu a { display: block; padding: 10px 14px; border-radius: 4px; font-family: var(--sans); font-size: 14px; color: var(--ink); line-height: 1.3; }
.nav-dd-submenu a:hover { background: var(--cream-soft); color: var(--primary); }
.nav-links > a, .nav-dd > a { font-family: var(--sans); font-size: 16px; color: var(--ink); padding: 6px 0; position: relative; letter-spacing: -0.005em; white-space: nowrap; }
.nav-links > a.active, .nav-dd > a.active { color: var(--primary); }
.nav-links > a.active::after, .nav-dd > a.active::after { content: ""; position: absolute; bottom: -2px; left: 0; right: 0; height: 2px; background: var(--gold); }
.nav-right { margin-left: auto; display: flex; align-items: center; gap: 18px; }
.region-switch {
  display: flex; align-items: center; gap: 6px;
  background: var(--cream-soft); border: 1px solid var(--line-soft); border-radius: 999px; padding: 4px;
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase;
}
.region-switch button { padding: 5px 12px; border-radius: 999px; color: var(--muted); }
.region-switch button.active { background: var(--primary); color: var(--cream); }
.btn-donate {
  background: var(--gold); color: var(--primary-deep);
  padding: 10px 20px; border-radius: 999px;
  font-family: var(--sans); font-size: 13px; font-weight: 600; letter-spacing: -0.005em;
  display: inline-flex; align-items: center; gap: 8px;
  transition: background .2s;
}
.btn-donate:hover { background: var(--gold-soft); }
.btn-donate::after { content: "→"; }

/* ============ Buttons ============ */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px;
  font-family: var(--sans); font-size: 14px; font-weight: 500; letter-spacing: -0.005em;
  transition: all .2s ease;
  white-space: nowrap;
}
.btn-primary { background: var(--primary); color: var(--cream); }
.btn-primary:hover { background: var(--primary-dark); }
.btn-gold { background: var(--gold); color: var(--primary-deep); }
.btn-gold:hover { background: var(--gold-soft); }
.btn-ghost { background: transparent; color: var(--ink); border: 1px solid var(--line); }
.btn-ghost:hover { background: var(--cream); }
.btn-link { padding: 0; color: var(--primary); font-weight: 500; }
.btn-link::after { content: " →"; transition: transform .2s; display: inline-block; }
.btn-link:hover::after { transform: translateX(4px); }
.arrow::after { content: "→"; margin-left: 6px; }

/* ============ Photo placeholders ============ */
.photo {
  position: relative; overflow: hidden;
  background:
    repeating-linear-gradient(135deg, rgba(16,58,91,0.05) 0 1px, transparent 1px 14px),
    linear-gradient(180deg, #ead9b2, #d3b988);
  color: var(--primary-deep);
  display: flex; align-items: stretch; justify-content: stretch;
  border-radius: 4px;
}
.photo::before {
  content: "";
  position: absolute; inset: 12px;
  border: 1.5px dashed rgba(13, 41, 77, 0.35);
  pointer-events: none;
  border-radius: 2px;
}
.photo::after {
  content: "";
  position: absolute; top: 50%; left: 50%;
  width: 88px; height: 88px;
  transform: translate(-50%, calc(-50% - 24px));
  background:
    radial-gradient(circle, rgba(255,255,255,0.5) 0%, rgba(255,255,255,0) 60%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64' fill='none' stroke='%230d294d' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'><rect x='10' y='16' width='44' height='34' rx='2'/><circle cx='32' cy='34' r='8'/><path d='M22 16l4-6h12l4 6'/></svg>") center / 52px no-repeat;
  opacity: 0.55;
}
.photo .photo-label {
  position: absolute; left: 50%; bottom: 22%;
  transform: translateX(-50%);
  font-family: var(--mono); font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  background: rgba(13, 41, 77, 0.92); color: var(--cream);
  padding: 7px 14px; border-radius: 2px;
  white-space: nowrap; max-width: 90%;
  overflow: hidden; text-overflow: ellipsis;
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}
.photo .photo-label::before { content: "▸ "; color: var(--gold-soft); }

.photo.dark {
  background:
    repeating-linear-gradient(135deg, rgba(244,236,220,0.06) 0 1px, transparent 1px 14px),
    linear-gradient(180deg, #1f3a55, #0e2238);
  color: var(--cream);
}
.photo.dark::before { border-color: rgba(246, 239, 221, 0.35); }
.photo.dark::after {
  background:
    radial-gradient(circle, rgba(246,239,221,0.18) 0%, rgba(246,239,221,0) 60%),
    url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 64 64' fill='none' stroke='%23f6efdd' stroke-width='1.6' stroke-linecap='round' stroke-linejoin='round'><rect x='10' y='16' width='44' height='34' rx='2'/><circle cx='32' cy='34' r='8'/><path d='M22 16l4-6h12l4 6'/></svg>") center / 52px no-repeat;
  opacity: 0.6;
}
.photo.dark .photo-label { background: rgba(246,239,221,0.95); color: var(--primary-deep); }
.photo.dark .photo-label::before { color: var(--earth); }

/* ============ Cards ============ */
.card {
  background: var(--white); border: 1px solid var(--line-soft); border-radius: 6px;
  padding: 28px;
}
.card-dark { background: var(--primary-dark); color: var(--cream); border: 1px solid var(--primary-deep); border-radius: 6px; padding: 28px; }

/* ============ Footer ============ */
.footer { background: var(--primary-deep); color: var(--cream); padding: 80px 0 32px; }
.footer a:hover { color: var(--gold-soft); }

/* Brand logo */
.logo-svg { display: block; }

/* ============ Forms ============ */
.field-label { font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--muted); }
.field-input, .field-textarea {
  width: 100%; margin-top: 8px; padding: 12px;
  border: 1px solid var(--line); border-radius: 2px;
  font-family: var(--sans); font-size: 15px; background: var(--paper); color: var(--ink);
}
.field-input:focus, .field-textarea:focus { outline: none; border-color: var(--primary); }
.honeypot { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* ============ Flash messages ============ */
.messages { max-width: var(--maxw); margin: 0 auto; padding: 16px 32px 0; }
.msg { padding: 14px 18px; border-radius: 4px; font-size: 15px; margin-bottom: 10px; border-left: 3px solid var(--gold); }
.msg.success { background: #eaf4ec; border-left-color: var(--earth); color: #1d4a2f; border-left-color: #2e7d4f; }
.msg.error { background: #fbeceb; border-left-color: #b3382f; color: #7a241d; }
.msg.info, .msg.warning { background: var(--gold-tint); color: var(--primary-deep); }

/* ============ Mobile navigation ============ */
html, body { overflow-x: hidden; max-width: 100%; }
.nav-toggle { display: none; background: none; border: 0; padding: 6px; margin-left: 4px; cursor: pointer; color: var(--primary); }
.nav-toggle svg { display: block; }
.nav-toggle.is-open .ham-top { transform: translateY(6px) rotate(45deg); }
.nav-toggle.is-open .ham-mid { opacity: 0; }
.nav-toggle.is-open .ham-bot { transform: translateY(-6px) rotate(-45deg); }
.nav-toggle .ham-top, .nav-toggle .ham-mid, .nav-toggle .ham-bot { transform-origin: center; transition: transform .2s, opacity .2s; }
.mobile-menu { display: none; }

/* ============ Responsive ============ */
/* Nav switches to the hamburger early so the larger labels never overflow */
@media (max-width: 1150px) {
  .nav-links { display: none; }
  .nav-right .btn-donate { display: none; }
  .nav-toggle { display: inline-flex; align-items: center; }
  .mobile-menu.open { display: block; }
  .mobile-menu { background: var(--paper); border-top: 1px solid var(--line-soft); padding: 6px 20px 22px; }
  .mobile-menu > a { display: block; padding: 13px 2px; border-bottom: 1px solid var(--line-soft); font-size: 16px; color: var(--ink); font-family: var(--sans); }
  .mobile-menu > a.active { color: var(--primary); }
  .mm-label { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--gold); padding: 16px 2px 2px; }
  .mm-sub { padding-bottom: 8px; border-bottom: 1px solid var(--line-soft); }
  .mm-sub a { display: block; padding: 9px 2px 9px 14px; font-size: 14.5px; color: var(--muted); }
  .mm-sub a.mm-sub2 { padding-left: 32px; font-size: 13.5px; opacity: .8; }
  .mm-donate { margin-top: 18px; }
  .mm-donate .btn-donate { display: flex; width: 100%; justify-content: center; }
}
@media (max-width: 980px) {
  .r-grid { grid-template-columns: 1fr !important; }
  .r-grid-2 { grid-template-columns: 1fr 1fr !important; }
  .wrap, .wrap-wide { padding: 0 20px; }
  .section, .section-lg { padding: 64px 0; }
  .h-display { font-size: clamp(40px, 9vw, 64px); }
}
@media (max-width: 600px) {
  .r-grid-2 { grid-template-columns: 1fr !important; }
  .footer .wrap-wide { gap: 36px; }
  .hero-quote { left: 8px !important; right: 8px !important; max-width: none !important; bottom: 8px !important; }
  .wrap, .wrap-wide { padding: 0 16px; }
}

/* ============ Real photo in .photo frame ============ */
.photo.has-img { background: var(--paper-warm); }
.photo.has-img::before, .photo.has-img::after { content: none; }
.photo.has-img img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; z-index: 1; }
.photo .photo-label { z-index: 2; }

/* Full, wrapping caption (for descriptive shot-list placeholders) */
.photo .photo-cap-full {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 3;
  padding: 14px 16px;
  background: linear-gradient(180deg, rgba(13,41,77,0) 0%, rgba(13,41,77,0.88) 60%);
  color: var(--cream);
  font-family: var(--sans); font-size: 12.5px; line-height: 1.4; white-space: normal;
}

/* ============ Hero slideshow ============ */
.hero-slideshow { position: relative; overflow: hidden; border-radius: 4px; background: var(--primary-deep); }
.hero-slide {
  position: absolute; inset: 0;
  background-size: cover; background-position: center;
  opacity: 0; transition: opacity 1.4s ease-in-out;
  will-change: opacity, transform;
}
.hero-slide.active { opacity: 1; animation: kenburns 7s ease-out forwards; }
.hero-slide::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(13,41,77,0) 45%, rgba(13,41,77,0.42)); }
@keyframes kenburns {
  from { transform: scale(1.02); }
  to   { transform: scale(1.12); }
}
.hero-caption {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 6;
  padding: 14px 20px 14px;
  background: linear-gradient(180deg, rgba(13,41,77,0) 0%, rgba(13,41,77,0.72) 100%);
  font-family: var(--mono); font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--cream);
}
.hero-dots { position: absolute; top: 14px; right: 14px; z-index: 4; display: flex; gap: 8px; }
.hero-dots button {
  width: 8px; height: 8px; border-radius: 999px; padding: 0;
  background: rgba(246,239,221,0.45); transition: background .25s, width .25s;
}
.hero-dots button.active { background: var(--gold); width: 22px; }
@media (prefers-reduced-motion: reduce) {
  .hero-slide.active { animation: none; }
  .hero-slide { transition: opacity .4s; }
}

/* ============ Partners ============ */
.partners-grid { display: grid; grid-template-columns: repeat(6, 1fr); gap: 16px; margin-top: 36px; }
.partner-card {
  background: var(--white); border: 1px solid var(--line-soft); border-radius: 8px;
  padding: 18px 14px 14px; text-align: center;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
}
.partner-logo { height: 66px; display: flex; align-items: center; justify-content: center; }
.partner-logo img { max-height: 66px; max-width: 100%; object-fit: contain; }
.partner-noimg { font-family: var(--serif); font-size: 18px; color: var(--primary); line-height: 1.2; }
.partner-name { font-family: var(--sans); font-size: 12px; color: var(--ink); line-height: 1.25; }
.partner-region { color: var(--muted); font-size: 10px; }
@media (max-width: 900px) { .partners-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 520px) { .partners-grid { grid-template-columns: repeat(2, 1fr); } }

/* Image-backed page hero: add breathing room before the content below */
.page-hero { margin-bottom: 52px; }
@media (max-width: 600px) { .page-hero { margin-bottom: 32px; } }

/* ============ Gallery ============ */
.gallery-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px;
}
.gallery-item {
  position: relative; overflow: hidden; border-radius: 4px;
  aspect-ratio: 4 / 3; cursor: pointer; background: var(--paper-warm);
  border: 1px solid var(--line-soft);
}
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .5s ease; display: block; }
.gallery-item:hover img { transform: scale(1.06); }
.gallery-item .cap {
  position: absolute; left: 0; right: 0; bottom: 0; z-index: 2;
  padding: 26px 14px 12px;
  background: linear-gradient(180deg, rgba(13,41,77,0) 0%, rgba(13,41,77,0.78) 100%);
  color: var(--cream); font-family: var(--mono); font-size: 10.5px; letter-spacing: 0.1em; text-transform: uppercase;
  opacity: 0; transform: translateY(6px); transition: opacity .3s, transform .3s;
}
.gallery-item:hover .cap { opacity: 1; transform: translateY(0); }
@media (max-width: 900px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery-grid { grid-template-columns: 1fr; } }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0; z-index: 200; display: none;
  background: rgba(8,20,38,0.92); align-items: center; justify-content: center;
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 92vw; max-height: 82vh; border-radius: 4px; box-shadow: 0 20px 60px rgba(0,0,0,.5); }
.lightbox .lb-cap {
  position: absolute; bottom: 28px; left: 0; right: 0; text-align: center;
  color: var(--cream); font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; text-transform: uppercase;
}
.lightbox .lb-close { position: absolute; top: 20px; right: 26px; color: var(--cream); font-size: 34px; line-height: 1; background: none; }
.lightbox .lb-nav {
  position: absolute; top: 50%; transform: translateY(-50%);
  color: var(--cream); font-size: 44px; background: none; padding: 0 22px; opacity: .8;
}
.lightbox .lb-nav:hover { opacity: 1; color: var(--gold-soft); }
.lightbox .lb-prev { left: 6px; } .lightbox .lb-next { right: 6px; }