/* ============ Design Tokens ============ */
:root {
  --blue-950: #061b36;
  --blue-900: #082b5d;
  --blue-700: #074aa9;
  --blue-600: #0a58ca;
  --green: #0f9f3d;
  --ink: #0d2340;
  --muted: #536173;
  --surface: #f3f7fb;
  --line: #e2e9f2;
  --radius: 1rem;
  --shadow: 0 1rem 2.75rem rgba(6, 42, 87, .14);
  --container: 76rem;
  --gutter: clamp(1rem, 4vw, 3.5rem);
  --section-space: clamp(4rem, 8vw, 6rem);
}

/* ============ Reset & Base ============ */
*, *::before, *::after { box-sizing: border-box; }
html { width: 100%; min-width: 100%; min-height: 100%; scroll-behavior: smooth; scroll-padding-top: 5.5rem; overflow-x: clip; }
body { display: flex; flex-direction: column; width: 100%; min-width: 20rem; min-height: 100%; margin: 0; overflow-x: clip; font-family: "Source Sans 3", sans-serif; color: var(--ink); background: #fff; }
body.menu-open { overflow: hidden; }
main, .topbar, main > section, footer { width: 100%; max-width: none; }
main { flex: 1 0 auto; }
footer { flex: 0 0 auto; }
img, video, iframe, picture { display: block; max-width: 100%; height: auto; }
img { width: 100%; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
p, li, a, strong, small { overflow-wrap: anywhere; }
h1, h2, h3, h4 { overflow-wrap: break-word; }
:focus-visible { outline: .1875rem solid #f2b705; outline-offset: .1875rem; }
.skip-link { position: absolute; z-index: 100; top: -3rem; left: .75rem; padding: .75rem 1.25rem; border-radius: .5rem; color: #fff; background: var(--blue-700); font-weight: 700; transition: top .2s ease; }
.skip-link:focus { top: .75rem; }

/* ============ Header & Navigation ============ */
.topbar {
  position: sticky; top: 0; z-index: 50; display: flex; align-items: center;
  justify-content: space-between; min-height: 4.75rem; padding: .625rem max(var(--gutter), calc((100vw - var(--container)) / 2));
  background: rgba(255,255,255,.97); backdrop-filter: blur(.875rem); border-bottom: 1px solid #e7edf5;
}
.brand { display: flex; align-items: center; min-width: 0; gap: .75rem; }
.brand picture { flex: 0 0 auto; }
.brand img { width: 3.25rem; height: 3.25rem; object-fit: contain; }
.brand span { min-width: 0; }
.brand strong { display: block; font: 800 1rem Montserrat, sans-serif; color: #0648a8; }
.brand small { display: block; max-width: 21rem; color: #5b6878; line-height: 1.25; }
.menu-btn { display: grid; place-items: center; flex: 0 0 auto; width: 2.75rem; height: 2.75rem; margin-left: .75rem; border: 1px solid var(--line); border-radius: .625rem; color: var(--blue-900); background: #fff; font-size: 1.6rem; cursor: pointer; }
.topbar nav { position: absolute; inset: 100% 0 auto; display: flex; visibility: hidden; opacity: 0; transform: translateY(-.5rem); flex-direction: column; align-items: stretch; gap: .25rem; max-height: calc(100dvh - 4.75rem); overflow-y: auto; padding: 1rem var(--gutter) 1.25rem; background: #fff; border-bottom: 1px solid #e7edf5; box-shadow: 0 1rem 2rem rgba(6,27,54,.12); transition: opacity .2s ease, transform .2s ease, visibility .2s; }
.topbar nav.open { visibility: visible; opacity: 1; transform: translateY(0); }
.topbar nav a { display: flex; align-items: center; min-height: 2.75rem; padding: .5rem .75rem; border-radius: .5rem; font-weight: 600; }
.topbar nav a:hover, .topbar nav a:focus-visible { color: var(--blue-600); background: var(--surface); }
.topbar nav .nav-cta { justify-content: center; margin-top: .25rem; color: #fff; background: var(--blue-600); }

/* ============ Hero Section ============ */
.hero { position: relative; display: grid; align-content: end; min-height: clamp(36rem, 82svh, 50rem); overflow: hidden; background: #071b32; }
.hero-slides { position: absolute; inset: 0; z-index: 0; overflow: hidden; background: #071b32; }
.hero-slide { position: absolute; inset: 0; opacity: 0; transform: scale(1); background-color: #071b32; background-size: cover; background-position: center; background-repeat: no-repeat; transition: opacity 1s ease-in-out, transform 5.8s ease-out; will-change: opacity, transform; }
.hero-slide.active { opacity: 1; transform: scale(1.08); }
.hero-overlay { position: absolute; inset: 0; z-index: 1; background: linear-gradient(90deg,rgba(1,20,45,.94),rgba(1,20,45,.72) 58%,rgba(1,20,45,.3)), linear-gradient(0deg,rgba(1,20,45,.72),transparent 45%); }
.hero-content { position: relative; z-index: 2; width: min(100%, var(--container)); margin-inline: auto; padding: clamp(3rem, 8vw, 6rem) var(--gutter) 1.5rem; color: #fff; }
.eyebrow, .section-kicker { display: inline-block; margin-bottom: .9375rem; font: 700 clamp(.72rem, 1.5vw, .82rem) Montserrat, sans-serif; letter-spacing: .1em; text-transform: uppercase; color: #149e3a; }
.hero h1 { max-width: 10ch; margin: 0; font: 800 clamp(2.65rem, 9vw, 6.4rem)/.96 Montserrat, sans-serif; overflow-wrap: normal; }
.hero p { max-width: 37rem; margin: 1.25rem 0 0; font-size: clamp(1.05rem, 2vw, 1.25rem); line-height: 1.55; color: #f4f7fb; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .875rem; margin-top: 1.75rem; }
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 2.75rem; padding: .8125rem 1.375rem; border: 0; border-radius: .5rem; font: 700 .95rem Montserrat, sans-serif; text-align: center; cursor: pointer; transition: transform .2s ease, filter .2s ease, background .2s ease; }
.btn:hover { transform: translateY(-.125rem); filter: brightness(1.08); }
.btn-primary, .btn-light { color: #fff; background: var(--green); }
.btn-secondary { color: #fff; background: rgba(255,255,255,.14); border: 1px solid rgba(255,255,255,.55); }
.hero-badge { position: relative; z-index: 2; display: flex; flex-direction: column; width: calc(100% - 2 * var(--gutter)); max-width: 26rem; margin: 0 var(--gutter) 1.5rem; padding: 1rem 1.125rem; border-radius: .75rem; color: #073b8c; background: #fff; box-shadow: 0 1.125rem 3.125rem rgba(0,0,0,.25); }
.hero-badge strong { font: 700 .95rem Montserrat, sans-serif; }
.hero-slider-controls { display: none; }
.hero-arrow { display: grid; place-items: center; width: 2.75rem; height: 2.75rem; padding: 0; border: 1px solid rgba(255,255,255,.55); border-radius: 50%; color: #fff; background: rgba(6,27,54,.48); backdrop-filter: blur(.4rem); font-size: 1.75rem; line-height: 1; cursor: pointer; transition: background .2s ease, transform .2s ease; }
.hero-arrow:hover { background: var(--green); transform: scale(1.06); }
.hero-dots { display: flex; align-items: center; gap: .45rem; }
.hero-dot { width: .7rem; height: .7rem; padding: 0; border: 1px solid rgba(255,255,255,.85); border-radius: 50%; background: rgba(255,255,255,.35); cursor: pointer; transition: width .25s ease, border-radius .25s ease, background .25s ease; }
.hero-dot.active { width: 1.8rem; border-radius: 999px; background: #fff; }

/* ============ Sections & Typography ============ */
.section { width: 100%; padding: var(--section-space) max(var(--gutter), calc((100vw - var(--container)) / 2)); }
.section h2 { margin: .2rem 0 1rem; font: 800 clamp(1.8rem, 4vw, 3.4rem)/1.1 Montserrat, sans-serif; color: var(--blue-900); }
.section p { font-size: clamp(1rem, 1.5vw, 1.08rem); line-height: 1.7; color: var(--muted); }
.split { display: grid; gap: 3rem; align-items: center; }
.stats { display: grid; gap: 1rem; margin-top: 1.875rem; }
.stats div { min-width: 0; padding: 1.125rem; border-radius: .75rem; background: #f2f7fc; }
.stats strong { display: block; font: 800 1.8rem Montserrat, sans-serif; color: var(--blue-600); }
.stats span { font-size: .9rem; color: #5d6a77; }
.photo-stack { display: grid; grid-template-columns: minmax(0, 1fr); gap: 1rem; }
.photo-stack img { aspect-ratio: 4/3; height: 100%; object-fit: cover; border-radius: 1.125rem; box-shadow: var(--shadow); }
.soft-bg { background: var(--surface); }
.section-heading { max-width: 48.75rem; margin-bottom: clamp(1.75rem, 4vw, 2.375rem); }
.programmes-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 20rem), 1fr)); gap: 1.5rem; }
.programme-card { position: relative; min-width: 0; padding: clamp(1.5rem, 4vw, 2.125rem); overflow: hidden; border-radius: 1.125rem; background: #fff; box-shadow: 0 .75rem 1.875rem rgba(6,42,87,.08); }
.card-number { position: absolute; top: .6rem; right: 1.25rem; font: 800 clamp(3.5rem, 7vw, 4.8rem) Montserrat, sans-serif; color: #edf3fa; }
.programme-card h3 { position: relative; margin-top: .75rem; font: 800 clamp(1.35rem, 2.5vw, 1.6rem) Montserrat, sans-serif; color: var(--blue-700); }
.programme-card ul { padding-left: 1.25rem; line-height: 1.75; color: #4d5c6c; }
.gallery { display: grid; grid-template-columns: 1fr; gap: 1rem; }
.gallery figure { position: relative; min-height: 16rem; margin: 0; overflow: hidden; border-radius: 1rem; }
.gallery img { position: absolute; inset: 0; height: 100%; object-fit: cover; transition: transform .4s ease; }
.gallery figure:hover img { transform: scale(1.04); }
.gallery figcaption { position: absolute; inset: auto 0 0; padding: 2.5rem 1.125rem 1rem; color: #fff; font-weight: 700; background: linear-gradient(transparent,rgba(0,0,0,.76)); }
.why-us { display: grid; padding: 0; color: #fff; background: var(--blue-900); }
.why-image img { width: 100%; max-height: 36rem; object-fit: cover; }
.why-content { padding: var(--section-space) var(--gutter); }
.why-content h2 { color: #fff; }
.feature-list { display: grid; gap: 1.125rem; margin-top: 1.875rem; }
.feature-list > div { display: flex; align-items: flex-start; gap: .9375rem; }
.feature-list span { display: grid; place-items: center; flex: 0 0 2rem; width: 2rem; height: 2rem; border-radius: 50%; background: var(--green); font-weight: 800; }
.feature-list p { margin: 0; color: #dce7f5; }
.admission { background: linear-gradient(135deg,var(--blue-600),#073472); }
.admission-card { display: grid; gap: 2rem; max-width: 71.875rem; margin: auto; padding: clamp(1.5rem, 5vw, 3.125rem); border: 1px solid rgba(255,255,255,.2); border-radius: 1.375rem; color: #fff; background: rgba(255,255,255,.1); }
.admission-card h2 { color: #fff; }
.section-kicker.light { color: #9fe0b3; }
.admission-card ol { padding-left: 1.5rem; font-size: 1.05rem; line-height: 1.7; }
.admission-card li + li { margin-top: .5rem; }
.admission-cta { min-width: 0; padding: clamp(1.25rem, 4vw, 1.875rem); border-radius: 1rem; color: var(--blue-900); background: #fff; }
.admission-cta p { margin-top: 0; }
.admission-cta strong { display: block; margin: .5rem 0 1.375rem; font: 800 clamp(1.2rem, 2vw, 1.45rem) Montserrat, sans-serif; }
.contact { display: grid; gap: 2.5rem; }
.contact-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 15rem), 1fr)); gap: 1rem; }
.contact-grid a { min-width: 0; padding: 1.25rem; border: 1px solid var(--line); border-radius: .875rem; background: var(--surface); transition: transform .2s ease, border-color .2s ease; }
.contact-grid a:hover { transform: translateY(-.1875rem); border-color: var(--blue-600); }
.contact-grid span { display: block; color: #718096; }
.contact-grid strong { font: 700 1rem Montserrat, sans-serif; color: #073b8c; }

/* ============ Footer ============ */
footer { display: flex; align-items: center; justify-content: center; flex-wrap: wrap; gap: .75rem 1.125rem; padding: 1.75rem var(--gutter); color: #dfe9f5; background: var(--blue-950); text-align: center; }
footer img { width: 4rem; height: 4rem; object-fit: contain; border-radius: 50%; background: #fff; }
footer p { margin: 0; }

/* ============ WhatsApp Widget ============ */
.whatsapp-widget { position: fixed; right: 1.25rem; bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px)); z-index: 60; display: flex; flex-direction: column; align-items: flex-end; gap: .75rem; max-width: calc(100vw - 2rem); }
.whatsapp-float { position: relative; display: grid; place-items: center; width: 3.5rem; height: 3.5rem; padding: 0; border: 0; border-radius: 50%; color: #fff; background: #25d366; box-shadow: 0 .625rem 1.5rem rgba(6,42,87,.35); cursor: pointer; animation: whatsapp-pulse 2.4s ease-out infinite; transition: transform .2s ease, filter .2s ease; }
.whatsapp-float:hover, .whatsapp-float:focus-visible { transform: translateY(-.125rem) scale(1.05); filter: brightness(1.06); }
.whatsapp-float[aria-expanded="true"] { animation: none; }
.whatsapp-float svg { width: 1.9rem; height: 1.9rem; }
.whatsapp-popup { width: min(20rem, calc(100vw - 2.5rem)); max-height: min(28rem, calc(100dvh - 7rem)); overflow-y: auto; -webkit-overflow-scrolling: touch; overflow-x: hidden; border-radius: 1rem; background: #fff; box-shadow: 0 1.25rem 3.125rem rgba(6,42,87,.3); animation: whatsapp-pop-in .2s ease; }
.whatsapp-popup[hidden] { display: none; }
.whatsapp-popup-header { position: sticky; top: 0; display: flex; align-items: center; gap: .75rem; padding: 1rem 1.125rem; color: #fff; background: linear-gradient(135deg,#128c4a,#25d366); }
.whatsapp-popup-header picture { flex: 0 0 auto; }
.whatsapp-popup-header img { width: 2.5rem; height: 2.5rem; padding: .2rem; border-radius: 50%; background: #fff; object-fit: contain; }
.whatsapp-popup-header div { min-width: 0; }
.whatsapp-popup-header strong { display: block; font: 700 .95rem Montserrat, sans-serif; }
.whatsapp-popup-header span { display: block; font-size: .78rem; line-height: 1.3; opacity: .9; }
.whatsapp-popup-close { display: grid; place-items: center; flex: 0 0 auto; width: 2.5rem; height: 2.5rem; margin: -.5rem -.5rem -.5rem auto; border: 0; border-radius: 50%; background: transparent; color: #fff; font-size: 1.4rem; line-height: 1; cursor: pointer; transition: background .2s ease; }
.whatsapp-popup-close:hover, .whatsapp-popup-close:focus-visible { background: rgba(255,255,255,.2); }
.whatsapp-popup-body { padding: 1rem 1.125rem .25rem; }
.whatsapp-popup-body p { margin: 0; padding: .75rem .875rem; border-radius: .75rem .75rem .75rem .125rem; background: var(--surface); font-size: .9rem; color: var(--ink); }
.whatsapp-popup-actions { display: grid; gap: .5rem; padding: 1rem 1.125rem 1.125rem; }
.whatsapp-popup-actions a { display: flex; align-items: center; justify-content: center; min-height: 2.75rem; padding: .7rem .875rem; border: 1px solid #cdeed9; border-radius: .625rem; text-align: center; font-weight: 700; font-size: .88rem; color: #128c4a; background: #e9faf0; transition: background .2s ease; }
.whatsapp-popup-actions a:hover { background: #d9f5e4; }
@keyframes whatsapp-pulse { 0% { box-shadow: 0 .625rem 1.5rem rgba(6,42,87,.35), 0 0 0 0 rgba(37,211,102,.55); } 70% { box-shadow: 0 .625rem 1.5rem rgba(6,42,87,.35), 0 0 0 .9rem rgba(37,211,102,0); } 100% { box-shadow: 0 .625rem 1.5rem rgba(6,42,87,.35), 0 0 0 0 rgba(37,211,102,0); } }
@keyframes whatsapp-pop-in { from { opacity: 0; transform: translateY(.5rem) scale(.97); } to { opacity: 1; transform: none; } }
@media (max-width: 29.999rem) {
  .whatsapp-widget { right: 1rem; bottom: calc(1rem + env(safe-area-inset-bottom, 0px)); }
  .whatsapp-float { width: 3.25rem; height: 3.25rem; }
  .whatsapp-float svg { width: 1.75rem; height: 1.75rem; }
}
@media (prefers-reduced-motion: reduce) {
  .whatsapp-float { animation: none; }
}

/* ============ Forms ============ */
.apply-form-card { max-width: 50rem; margin: 0 auto; padding: clamp(1.5rem, 4vw, 2.5rem); border-radius: 1.125rem; background: #fff; box-shadow: 0 .75rem 1.875rem rgba(6,42,87,.08); }
.form-grid { display: grid; gap: 1rem; }
.form-grid label { display: flex; flex-direction: column; gap: .4rem; font-weight: 600; font-size: .88rem; color: var(--ink); }
.form-grid label.full { grid-column: 1 / -1; }
.form-grid input, .form-grid select, .form-grid textarea { min-height: 2.75rem; padding: .7rem .875rem; border: 1px solid var(--line); border-radius: .625rem; font: 500 1rem "Source Sans 3", sans-serif; color: var(--ink); background: var(--surface); }
.form-grid textarea { min-height: 5rem; resize: vertical; }
#admissionForm .btn { width: 100%; margin-top: 1.5rem; }
.form-note { margin: .875rem 0 0; font-size: .82rem; line-height: 1.6; color: var(--muted); }
@media (min-width: 34rem) {
  .form-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  #admissionForm .btn { width: auto; min-width: 16rem; }
}

/* ============ Responsive Breakpoints ============ */
@media (min-width: 30rem) {
  .stats { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .gallery .wide { grid-column: span 2; }
}
@media (min-width: 48rem) {
  .photo-stack { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .photo-stack img { aspect-ratio: 3/4; }
  .photo-stack img:last-child { transform: translateY(2.5rem); }
  .admission-card { grid-template-columns: minmax(0, 1.5fr) minmax(15rem, .8fr); align-items: center; }
  .contact { grid-template-columns: minmax(0, .8fr) minmax(0, 1.2fr); }
}
@media (min-width: 56.3125rem) {
  body.menu-open { overflow: auto; }
  .menu-btn { display: none; }
  .topbar nav { position: static; display: flex; visibility: visible; opacity: 1; transform: none; flex-direction: row; align-items: center; gap: clamp(.25rem, 1.6vw, 1.625rem); max-height: none; overflow: visible; padding: 0; border: 0; box-shadow: none; background: transparent; }
  .topbar nav a { padding: .5rem .25rem; }
  .topbar nav .nav-cta { min-height: 2.5rem; margin: 0; padding-inline: 1.125rem; }
  .hero { align-content: center; }
  .hero-content { padding-bottom: clamp(4rem, 9vw, 7rem); }
  .hero-badge { position: absolute; right: max(var(--gutter), calc((100vw - var(--container)) / 2)); bottom: 1.875rem; width: auto; margin: 0; padding: 1.125rem 1.375rem; }
  .split { grid-template-columns: minmax(0, 1.05fr) minmax(0, .95fr); gap: clamp(3rem, 6vw, 4.375rem); }
  .gallery { grid-template-columns: repeat(4, minmax(0, 1fr)); grid-auto-rows: 17.5rem; }
  .gallery figure { min-height: 0; }
  .gallery .wide { grid-row: span 2; }
  .why-us { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
  .why-image img { height: 100%; max-height: none; min-height: 38rem; }
  .why-content { padding-inline: clamp(3rem, 7vw, 7rem); }
}
@media (min-width: 96rem) {
  .why-content { padding-right: max(var(--gutter), calc((100vw - var(--container)) / 2)); }
}
@media (max-width: 29.999rem) {
  .brand small { display: none; }
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { width: 100%; }
  .stats { grid-template-columns: 1fr; }
}
@media (max-height: 34rem) and (orientation: landscape) {
  .hero { min-height: 100svh; align-content: center; }
  .hero-content { padding-block: 3.5rem 1rem; }
  .hero-badge { position: relative; margin: 1rem var(--gutter) 0; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { scroll-behavior: auto !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .hero-slide { display: none; transform: none !important; }
  .hero-slide:first-child { display: block; opacity: 1; }
}
/* ============ Print ============ */
@media print {
  .topbar, .hero-actions, .menu-btn, .whatsapp-widget, .apply { display: none !important; }
  body { min-width: 0; background: #fff; }
  .hero { min-height: 26rem; break-after: page; }
  .hero h1 { font-size: 3.25rem; }
  .section { padding: 2.5rem; }
  .gallery { grid-template-columns: repeat(2, 1fr); }
  .gallery figure { min-height: 11rem; }
  .why-us { grid-template-columns: 1fr 1fr; break-inside: avoid; }
  .why-content { padding: 2.5rem; }
  .admission { break-inside: avoid; }
  a { color: inherit !important; }
}