/* ==========================================================================
   MPUS Chata — Design tokens
   ========================================================================== */
:root {
  --color-navy: #1B3A5C;
  --color-navy-dark: #122943;
  --color-navy-tint: #EAF0F5;
  --color-mustard: #D98E2B;
  --color-mustard-dark: #B9741A;
  --color-paper: #FAF7F0;
  --color-card: #FFFFFF;
  --color-ink: #22252A;
  --color-ink-soft: #565C63;
  --color-line: #E4DCC9;
  --color-cork: #C9A876;
  --color-cork-dark: #A9865A;
  --color-cork-bg: #E9D8B8;

  --font-display: "Fraunces", Georgia, "Times New Roman", serif;
  --font-body: "Source Sans 3", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "IBM Plex Mono", "Courier New", monospace;

  --radius-sm: 6px;
  --radius-md: 10px;
  --shadow-card: 0 1px 2px rgba(27, 58, 92, 0.06), 0 6px 20px rgba(27, 58, 92, 0.07);
  --shadow-card-hover: 0 2px 4px rgba(27, 58, 92, 0.08), 0 14px 32px rgba(27, 58, 92, 0.12);
  --max-width: 1120px;
}

/* ==========================================================================
   Reset & base
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-ink);
  background: var(--color-paper);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--color-navy-dark);
  margin: 0 0 0.5em;
  line-height: 1.15;
  font-weight: 600;
}

p { margin: 0 0 1em; color: var(--color-ink-soft); }

a { color: var(--color-navy); text-decoration: none; }
a:hover { color: var(--color-mustard-dark); }

img { max-width: 100%; display: block; }

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

:focus-visible {
  outline: 3px solid var(--color-mustard);
  outline-offset: 2px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-mustard-dark);
  font-weight: 500;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}
.btn-primary {
  background: var(--color-mustard);
  color: var(--color-navy-dark);
}
.btn-primary:hover { background: var(--color-mustard-dark); color: #fff; transform: translateY(-1px); }
.btn-outline {
  background: transparent;
  border-color: rgba(255,255,255,0.55);
  color: #fff;
}
.btn-outline:hover { background: rgba(255,255,255,0.12); color: #fff; border-color: #fff; }

/* ==========================================================================
   Header / Nav
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--color-navy);
  border-bottom: 3px solid var(--color-mustard);
}
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 24px;
  max-width: var(--max-width);
  margin: 0 auto;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: #fff;
}
.brand-emblem { width: 42px; height: 42px; flex-shrink: 0; }
.brand-text { display: flex; flex-direction: column; line-height: 1.2; }
.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.15rem;
  color: #fff;
}
.brand-sub {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.7);
}
.brand:hover .brand-name { color: #fff; }

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
  margin: 0;
  padding: 0;
}
.nav-links a {
  color: rgba(255,255,255,0.85);
  padding: 10px 16px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  transition: background 0.15s ease, color 0.15s ease;
}
.nav-links a:hover { background: rgba(255,255,255,0.1); color: #fff; }
.nav-links a[aria-current="page"] {
  background: var(--color-mustard);
  color: var(--color-navy-dark);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  color: #fff;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle svg { width: 26px; height: 26px; }

@media (max-width: 760px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--color-navy-dark);
    padding: 8px 16px 16px;
    display: none;
    gap: 2px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
  background: linear-gradient(160deg, var(--color-navy) 0%, var(--color-navy-dark) 100%);
  color: #fff;
  padding: 96px 0 100px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
}
.hero::after {
  content: "";
  position: absolute;
  right: -120px;
  top: -120px;
  width: 420px;
  height: 420px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(68 157 255 / 30%) 10%, rgba(18, 41, 67, 0.30) 100%);
  z-index: 0;
}

/* Background photo slideshow — safe to leave empty; hero gradient shows through
   until real photos are dropped into assets/photos/ (see index.html comments). */
.hero-slideshow {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 1.2s ease;
}
.hero-slide.is-active { opacity: 1; }
.hero-slide img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(68 157 255 / 32%) 10%, rgba(18, 41, 67, 0.20) 100%);
  z-index: 1;
}
.hero-dots {
  position: absolute;
  bottom: 22px;
  left: 0;
  right: 0;
  z-index: 2;
  display: flex;
  justify-content: center;
  gap: 8px;
}
.hero-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none;
  padding: 0;
  cursor: pointer;
  transition: background 0.2s ease, transform 0.2s ease;
}
.hero-dot.is-active { background: var(--color-mustard); transform: scale(1.2); }

.hero-inner { position: relative; z-index: 2; max-width: 640px; }

.hero-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-mustard);
  margin-bottom: 14px;
  display: block;
}
.hero h1 {
  color: #fff;
  font-size: clamp(2.1rem, 4.2vw, 3.2rem);
  margin-bottom: 16px;
}
.hero p.lede {
  color: rgba(255,255,255,0.82);
  font-size: 1.08rem;
  max-width: 46ch;
}
.hero-actions { display: flex; gap: 14px; margin-top: 28px; flex-wrap: wrap; }

/* ==========================================================================
   Info strip
   ========================================================================== */
.info-strip {
  background: var(--color-navy-tint);
  border-bottom: 1px solid var(--color-line);
}
.info-strip .container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  padding-top: 28px;
  padding-bottom: 28px;
}
@media (max-width: 700px) { .info-strip .container { grid-template-columns: repeat(2, 1fr); } }
.info-item { text-align: left; }
.info-item .num {
  font-family: var(--font-display);
  font-size: 1.9rem;
  font-weight: 700;
  color: var(--color-navy);
  display: block;
}
.info-item .label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-ink-soft);
}

/* ==========================================================================
   Sections & cards
   ========================================================================== */
.section { padding: 72px 0; }
.section-head { max-width: 60ch; margin-bottom: 40px; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); }

.card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
@media (max-width: 900px) { .card-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .card-grid { grid-template-columns: 1fr; } }

.card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  padding: 26px 22px;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }
.card .icon {
  width: 40px; height: 40px;
  color: var(--color-mustard-dark);
  margin-bottom: 14px;
}
.card h3 { font-size: 1.08rem; margin-bottom: 8px; }
.card p { font-size: 0.94rem; margin-bottom: 0; }

/* Alternating section background */
.section-alt { background: var(--color-navy-tint); }

/* ==========================================================================
   Announcement preview (home) + Notice board (announcements page)
   ========================================================================== */
.notice-preview-list { display: flex; flex-direction: column; gap: 14px; }
.notice-row {
  display: flex;
  align-items: baseline;
  gap: 18px;
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-left: 4px solid var(--color-mustard);
  border-radius: var(--radius-sm);
  padding: 16px 20px;
}
.notice-row .tag {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  background: var(--color-navy-tint);
  color: var(--color-navy);
  padding: 4px 9px;
  border-radius: 4px;
  flex-shrink: 0;
}
.notice-row .date { font-family: var(--font-mono); font-size: 0.78rem; color: var(--color-ink-soft); flex-shrink: 0; }
.notice-row a.notice-title { font-weight: 600; color: var(--color-navy-dark); flex: 1; }
.notice-row a.notice-title:hover { color: var(--color-mustard-dark); }

@media (max-width: 560px) {
  .notice-row { flex-direction: column; align-items: flex-start; gap: 6px; }
}

.board {
  background: var(--color-cork-bg);
  border: 1px solid var(--color-cork-dark);
  border-radius: var(--radius-md);
  padding: 28px;
  background-image:
    radial-gradient(circle, rgba(169,134,90,0.35) 1px, transparent 1.3px);
  background-size: 14px 14px;
}
.board-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 22px;
}
.filter-chip {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  background: #fff;
  border: 1px solid var(--color-cork-dark);
  color: var(--color-navy-dark);
  padding: 7px 14px;
  border-radius: 20px;
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease;
}
.filter-chip:hover { background: var(--color-navy-tint); }
.filter-chip.active { background: var(--color-navy); color: #fff; border-color: var(--color-navy); }

.pin-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
@media (max-width: 900px) { .pin-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .pin-grid { grid-template-columns: 1fr; } }

.pin-card {
  position: relative;
  background: #fffdf8;
  border-radius: 3px;
  padding: 22px 18px 18px;
  box-shadow: 0 3px 6px rgba(0,0,0,0.14), 0 10px 18px rgba(0,0,0,0.10);
  transform: rotate(var(--tilt, -1deg));
  transition: transform 0.15s ease;
}
.pin-card:nth-child(3n+1) { --tilt: -1.2deg; }
.pin-card:nth-child(3n+2) { --tilt: 0.8deg; }
.pin-card:nth-child(3n)   { --tilt: -0.5deg; }
.pin-card:hover { transform: rotate(0deg) translateY(-2px); }
.pin-card::before {
  content: "";
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 14px; height: 14px;
  border-radius: 50%;
  background: radial-gradient(circle at 35% 30%, #e2543f 0%, #a6291b 70%);
  box-shadow: 0 2px 3px rgba(0,0,0,0.35);
}
.pin-card .tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-navy-tint);
  color: var(--color-navy);
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 10px;
}
.pin-card .date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ink-soft);
  display: block;
  margin-bottom: 6px;
}
.pin-card h3 { font-size: 1rem; margin-bottom: 8px; }
.pin-card p { font-size: 0.88rem; margin-bottom: 12px; }
.pin-card a.dl-link {
  font-weight: 700;
  font-size: 0.85rem;
  color: var(--color-mustard-dark);
}
.pin-card a.dl-link::after { content: " →"; }

/* ==========================================================================
   About page: mission, facilities, staff table
   ========================================================================== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
@media (max-width: 780px) { .two-col { grid-template-columns: 1fr; } }

.list-check { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 12px; }
.list-check li { display: flex; gap: 10px; align-items: flex-start; color: var(--color-ink-soft); }
.list-check svg { width: 20px; height: 20px; flex-shrink: 0; color: var(--color-mustard-dark); margin-top: 2px; }

.table-scroll {
  width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}
.table-scroll .data-table { box-shadow: none; }

.data-table {
  width: 100%;
  min-width: 460px;
  border-collapse: collapse;
  background: var(--color-card);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}
.data-table th, .data-table td {
  text-align: left;
  padding: 13px 18px;
  border-bottom: 1px solid var(--color-line);
  font-size: 0.94rem;
}
.data-table th {
  background: var(--color-navy);
  color: #fff;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 500;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:nth-child(even) td { background: var(--color-navy-tint); }

.map-embed {
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-line);
  box-shadow: var(--shadow-card);
}
.map-embed iframe { width: 100%; height: 280px; border: 0; display: block; }

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: var(--color-navy-dark);
  color: rgba(255,255,255,0.75);
  padding: 52px 0 26px;
  margin-top: 40px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 36px;
  padding-bottom: 30px;
  border-bottom: 1px solid rgba(255,255,255,0.12);
}
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-grid h4 { color: #fff; font-size: 1rem; margin-bottom: 14px; }
.footer-grid p, .footer-grid a { color: rgba(255,255,255,0.72); font-size: 0.92rem; }
.footer-grid a:hover { color: var(--color-mustard); }
.footer-links { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 8px; }
.footer-bottom {
  padding-top: 22px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.55);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}

/* ==========================================================================
   Page header (About / Announcements banner)
   ========================================================================== */
.page-banner {
  background: var(--color-navy);
  color: #fff;
  padding: 52px 0;
  border-bottom: 3px solid var(--color-mustard);
}
.page-banner h1 { color: #fff; margin-bottom: 8px; font-size: clamp(1.8rem, 3.4vw, 2.4rem); }
.page-banner p { color: rgba(255,255,255,0.78); margin-bottom: 0; max-width: 60ch; }

/* ==========================================================================
   Small-phone tightening (≤480px)
   ========================================================================== */
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero { padding: 48px 0 56px; }
  .hero::after { width: 260px; height: 260px; right: -80px; top: -80px; }
  .hero p.lede { font-size: 1rem; max-width: none; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .btn { justify-content: center; }
  .section { padding: 48px 0; }
  .page-banner { padding: 36px 0; }
  .board { padding: 18px; }
  .pin-card { padding: 20px 16px 16px; }
  .info-strip .container { gap: 16px; padding-top: 20px; padding-bottom: 20px; }
  .info-item .num { font-size: 1.5rem; }
  .card { padding: 20px 18px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }
  .nav-wrap { padding: 10px 16px; }
  .brand-name { font-size: 1.02rem; }
}

/* ==========================================================================
   Photo gallery (Activities page)
   ========================================================================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .gallery-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .gallery-grid { grid-template-columns: 1fr; } }

.gallery-card {
  background: var(--color-card);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.gallery-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-card-hover); }

.gallery-photo {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--color-navy-tint);
  overflow: hidden;
}
.gallery-photo img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.35s ease;
}
.gallery-card:hover .gallery-photo img { transform: scale(1.04); }

/* Shown until a real photo loads on top of it; stays visible if the file is missing */
.photo-placeholder {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 8px;
  color: var(--color-navy);
  opacity: 0.55;
}
.photo-placeholder svg { width: 34px; height: 34px; }
.photo-placeholder span {
  font-family: var(--font-mono);
  font-size: 0.68rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.gallery-body { padding: 16px 18px 18px; }
.gallery-body .tag {
  font-family: var(--font-mono);
  font-size: 0.66rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--color-navy-tint);
  color: var(--color-navy);
  padding: 3px 8px;
  border-radius: 4px;
  display: inline-block;
  margin-bottom: 8px;
}
.gallery-body .date {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--color-ink-soft);
  display: block;
  margin-bottom: 4px;
}
.gallery-body h3 { font-size: 1rem; margin-bottom: 4px; }
.gallery-body p { font-size: 0.88rem; margin-bottom: 0; }

/* Utility */
.mt-0 { margin-top: 0; }
.text-center { text-align: center; }