/* ==========================================================================
   SOUTHFORK STUDENT DIGGS — DESIGN SYSTEM
   Brief §4: black background, gold/yellow accents.
   You normally do NOT need to edit this file. Edit content.js instead.
   ========================================================================== */

:root {
  /* Colours (brief §4) */
  --bg:            #0a0a0a;
  --card:          #121110;
  --border:        #2a2516;

  --gold:          #e8b923;
  --gold-hover:    #f0c93f;
  --gold-dark:     #c9990f;

  --text:          #f3f0e6;
  --text-2:        #c9c4b4;
  --text-3:        #b3ae9e;
  --muted:         #8a8674;

  --error:         #b04848;
  --error-2:       #e87a7a;

  --maxw: 1180px;
  --radius: 14px;
  --radius-sm: 10px;
  --shadow: 0 10px 30px rgba(0,0,0,.45);
  --ease: cubic-bezier(.22,.61,.36,1);
}

/* ------------------------------ Reset ----------------------------------- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 130px; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }
ul { list-style: none; }

/* ------------------------------ Layout ---------------------------------- */
.container { max-width: var(--maxw); margin: 0 auto; padding: 0 1.25rem; }
.section { padding: 4.5rem 0; }
.section-sm { padding: 3rem 0; }

.eyebrow {
  color: var(--gold);
  font-size: .8rem; font-weight: 600;
  letter-spacing: .16em; text-transform: uppercase;
  margin-bottom: 1rem;
}
h1, h2, h3 { line-height: 1.1; letter-spacing: -0.02em; font-weight: 800; color: var(--text); }
h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 4vw, 2.5rem); }
h3 { font-size: 1.15rem; }
.section-head { max-width: 640px; margin-bottom: 2.5rem; }
.section-head p { color: var(--text-3); margin-top: .75rem; font-size: 1.05rem; }
.text-gold { color: var(--gold); }

/* ------------------------------ Buttons --------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .5rem;
  padding: .85rem 1.6rem; border-radius: var(--radius-sm);
  font-weight: 700; font-size: .98rem; border: 1px solid transparent;
  transition: transform .18s var(--ease), background .18s var(--ease), box-shadow .18s var(--ease), color .18s var(--ease);
}
.btn-primary { background: var(--gold); color: #1a1400; }
.btn-primary:hover { background: var(--gold-hover); transform: translateY(-2px); box-shadow: 0 8px 22px rgba(232,185,35,.28); }
.btn-secondary { background: transparent; color: var(--text); border-color: var(--border); }
.btn-secondary:hover { border-color: var(--gold); color: var(--gold); transform: translateY(-2px); }
.btn-ghost { background: rgba(232,185,35,.08); color: var(--gold); }
.btn-ghost:hover { background: rgba(232,185,35,.16); }
.btn:disabled, .btn[aria-disabled="true"] { opacity: .4; cursor: not-allowed; pointer-events: none; }
.btn-block { width: 100%; }

/* ------------------------------ Top banner ------------------------------ */
.topbar {
  background: linear-gradient(90deg, var(--gold-dark), var(--gold), var(--gold-hover), var(--gold), var(--gold-dark));
  background-size: 200% 100%;
  color: #1a1400;
  text-align: center;
  font-size: .8rem; font-weight: 600;
  padding: .5rem 1rem;
  animation: shimmer 6s linear infinite;
}
@keyframes shimmer { to { background-position: 200% 0; } }

/* ------------------------------ Nav ------------------------------------- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(10,10,10,.82);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { display: flex; align-items: center; gap: .6rem; font-weight: 800; letter-spacing: .02em; }
.brand .mark { color: var(--text); font-size: 1.05rem; }
.brand .mark .gold { color: var(--gold); }
/* When a logo image is supplied, it replaces the wordmark: */
.brand img { height: 34px; width: auto; }

.nav-links { display: flex; align-items: center; gap: .35rem; }
.nav-links a {
  padding: .5rem .8rem; border-radius: 8px; font-size: .92rem; font-weight: 500; color: var(--text-2);
  transition: color .15s, background .15s;
}
.nav-links a:hover, .nav-links a.active { color: var(--gold); background: rgba(232,185,35,.08); }
.nav-links .btn { margin-left: .4rem; padding: .55rem 1.1rem; }

.hamburger { display: none; background: none; border: 1px solid var(--border); border-radius: 8px; padding: .5rem .6rem; }
.hamburger span { display: block; width: 20px; height: 2px; background: var(--text); margin: 4px 0; transition: .2s; }

@media (max-width: 860px) {
  .hamburger { display: block; }
  .nav-links {
    position: absolute; top: 68px; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0;
    background: var(--card); border-bottom: 1px solid var(--border);
    padding: .5rem 1.25rem 1.25rem;
    transform: translateY(-140%); transition: transform .28s var(--ease);
  }
  .nav-links.open { transform: translateY(0); }
  .nav-links a { padding: .85rem .4rem; border-bottom: 1px solid var(--border); }
  .nav-links .btn { margin: .8rem 0 0; }
}

/* ------------------------------ Hero ------------------------------------ */
.hero { position: relative; padding: 5.5rem 0 4.5rem; overflow: hidden; }
.hero::before {
  content: ""; position: absolute; inset: 0;
  background: radial-gradient(60% 55% at 70% 20%, rgba(232,185,35,.12), transparent 70%);
  pointer-events: none;
}
.hero-inner { position: relative; max-width: 760px; }
.hero .subtext { font-size: 1.15rem; color: var(--text-3); margin: 1.25rem 0 1.5rem; }
.pill {
  display: inline-flex; align-items: center; gap: .5rem;
  background: rgba(232,185,35,.1); color: var(--gold);
  border: 1px solid rgba(232,185,35,.35);
  padding: .5rem 1rem; border-radius: 999px; font-size: .85rem; font-weight: 600;
  margin-bottom: 1.75rem;
}
.hero-cta { display: flex; flex-wrap: wrap; gap: .8rem; }

/* ------------------------------ Cards grid ------------------------------ */
.grid { display: grid; gap: 1.25rem; }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
@media (max-width: 860px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .grid-3, .grid-2 { grid-template-columns: 1fr; } }

.card {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.5rem;
  transition: transform .22s var(--ease), border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.card-hover:hover { transform: translateY(-4px); border-color: var(--gold-dark); box-shadow: var(--shadow); }
.card .icon { font-size: 1.7rem; margin-bottom: .8rem; }
.card h3 { margin-bottom: .4rem; }
.card p { color: var(--text-3); font-size: .96rem; }

/* ------------------------------ Gallery / lightbox ---------------------- */
.gallery {
  display: grid; grid-template-columns: repeat(4, 1fr);
  grid-auto-rows: 180px; gap: .8rem;
  grid-auto-flow: dense; /* pack tiles so mixed tall/wide sizes leave no gaps */
}
.gallery-item {
  position: relative; overflow: hidden; border-radius: var(--radius);
  border: 1px solid var(--border); cursor: pointer; background: var(--card);
}
.gallery-item.tall { grid-row: span 2; }
.gallery-item.wide { grid-column: span 2; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s var(--ease); }
.gallery-item:hover img { transform: scale(1.07); }
.gallery-item .cap {
  position: absolute; inset: auto 0 0 0; padding: .8rem;
  background: linear-gradient(transparent, rgba(0,0,0,.85));
  color: var(--text); font-size: .82rem; opacity: 0; transform: translateY(8px);
  transition: opacity .25s, transform .25s;
}
.gallery-item:hover .cap { opacity: 1; transform: translateY(0); }
@media (max-width: 860px) { .gallery { grid-template-columns: repeat(2, 1fr); grid-auto-rows: 150px; } }

/* ------------------------------ Lightbox / modal ------------------------ */
.overlay {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,.9); backdrop-filter: blur(4px);
  display: none; align-items: center; justify-content: center; padding: 1.5rem;
}
.overlay.open { display: flex; }
.overlay-content { max-width: 900px; width: 100%; }
.overlay img { width: 100%; max-height: 80vh; object-fit: contain; border-radius: var(--radius); }
.overlay .cap { text-align: center; color: var(--text-2); margin-top: .8rem; font-size: .9rem; }
.overlay-close {
  position: absolute; top: 1.2rem; right: 1.4rem;
  background: none; border: none; color: var(--text); font-size: 2rem; line-height: 1;
}
.video-frame { position: relative; padding-top: 56.25%; border-radius: var(--radius); overflow: hidden; background: #000; }
.video-frame iframe, .video-frame video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-missing {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  text-align: center; color: var(--muted); padding: 2rem; font-size: .95rem;
}
#quick-rules li { position: relative; padding-left: 1.6rem; color: var(--text-2); font-size: .95rem; }
#quick-rules li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }
.rules-clip { margin-bottom: 2rem; }
.rules-clip:last-child { margin-bottom: 0; }
.rules-clip-title { font-size: 1.05rem; margin-bottom: .7rem; color: var(--text-2); }

/* ------------------------------ Residence cards ------------------------- */
.res-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  overflow: hidden; transition: border-color .22s var(--ease), box-shadow .22s var(--ease);
}
.res-card:hover { border-color: var(--gold-dark); box-shadow: var(--shadow); }
.res-media { position: relative; }
.res-main-img { width: 100%; aspect-ratio: 16/10; object-fit: cover; background: #1a1813; }
.res-badge {
  position: absolute; top: .9rem; left: .9rem;
  padding: .35rem .8rem; border-radius: 999px; font-size: .72rem; font-weight: 700;
  text-transform: uppercase; letter-spacing: .05em;
}
.res-badge.available { background: rgba(232,185,35,.16); color: var(--gold); border: 1px solid rgba(232,185,35,.4); }
.res-badge.soon { background: rgba(138,134,116,.18); color: var(--text-3); border: 1px solid var(--border); }
.res-video-btn {
  position: absolute; bottom: .9rem; right: .9rem;
  background: rgba(10,10,10,.75); border: 1px solid var(--border); color: var(--text);
  padding: .5rem .9rem; border-radius: 999px; font-size: .82rem; font-weight: 600;
  display: inline-flex; align-items: center; gap: .4rem;
}
.res-video-btn:hover { border-color: var(--gold); color: var(--gold); }
.res-thumbs { display: flex; gap: .5rem; padding: .7rem; }
.res-thumbs img {
  width: 64px; height: 48px; object-fit: cover; border-radius: 8px; cursor: pointer;
  border: 2px solid transparent; opacity: .7; transition: .18s; background: #1a1813;
}
.res-thumbs img:hover, .res-thumbs img.active { opacity: 1; border-color: var(--gold); }
.res-body { padding: 0 1.4rem 1.4rem; }
.res-body h3 { font-size: 1.4rem; margin-bottom: .3rem; }
.res-addr { color: var(--text-3); font-size: .92rem; margin-bottom: 1rem; }
.res-rooms { display: grid; grid-template-columns: 1fr 1fr; gap: .3rem .9rem; margin-bottom: 1rem; }
.res-rooms li { font-size: .88rem; color: var(--text-2); position: relative; padding-left: 1.3rem; }
.res-rooms li::before { content: "✓"; position: absolute; left: 0; color: var(--gold); font-weight: 700; }
.tags { display: flex; flex-wrap: wrap; gap: .4rem; margin-bottom: 1.25rem; }
.tag { font-size: .72rem; font-weight: 600; padding: .3rem .65rem; border-radius: 6px; background: rgba(232,185,35,.08); color: var(--text-2); border: 1px solid var(--border); }
.res-actions { display: flex; flex-wrap: wrap; gap: .6rem; }
.res-actions .btn { flex: 1; min-width: 140px; }

/* ------------------------------ Filter chips ---------------------------- */
.chips { display: flex; flex-wrap: wrap; gap: .5rem; margin-bottom: 2rem; }
.chip {
  padding: .5rem 1rem; border-radius: 999px; font-size: .88rem; font-weight: 600;
  background: transparent; color: var(--text-2); border: 1px solid var(--border);
  transition: .16s;
}
.chip:hover { border-color: var(--gold); color: var(--gold); }
.chip.active { background: var(--gold); color: #1a1400; border-color: var(--gold); }

/* ------------------------------ Documents ------------------------------- */
.doc-card { display: flex; gap: 1rem; align-items: flex-start; }
.doc-card .doc-icon { font-size: 1.6rem; }
.doc-card h3 { font-size: 1.02rem; }
.doc-card p { margin-bottom: .8rem; }

/* ------------------------------ Forms ----------------------------------- */
.form { max-width: 620px; }
.field { margin-bottom: 1.2rem; }
.field label { display: block; margin-bottom: .45rem; font-size: .9rem; font-weight: 600; color: var(--text-2); }
.field label .req { color: var(--gold); }
.field input, .field select, .field textarea {
  width: 100%; padding: .85rem 1rem; background: #0f0e0c; color: var(--text);
  border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: 1rem; font-family: inherit;
  transition: border-color .15s;
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--gold); }
.field textarea { min-height: 130px; resize: vertical; }
.field.checkbox { display: flex; gap: .6rem; align-items: flex-start; }
.field.checkbox input { width: auto; margin-top: .25rem; }
.field.checkbox label { font-weight: 400; font-size: .88rem; color: var(--text-3); }
.field .err { display: none; color: var(--error-2); font-size: .82rem; margin-top: .35rem; }
.field.invalid input, .field.invalid select, .field.invalid textarea { border-color: var(--error); }
.field.invalid .err { display: block; }
.form-status { padding: 1rem 1.2rem; border-radius: var(--radius-sm); margin-bottom: 1.2rem; display: none; }
.form-status.success { display: block; background: rgba(232,185,35,.1); border: 1px solid rgba(232,185,35,.4); color: var(--gold); }
.form-status.error { display: block; background: rgba(176,72,72,.12); border: 1px solid var(--error); color: var(--error-2); }
.hp { position: absolute; left: -9999px; opacity: 0; }

/* ------------------------------ Contact --------------------------------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.25rem; }
@media (max-width: 700px) { .contact-grid { grid-template-columns: 1fr; } }
.info-row { display: flex; gap: .7rem; align-items: flex-start; margin-bottom: 1rem; }
.info-row .i { color: var(--gold); font-size: 1.1rem; }

/* ------------------------------ CTA strip ------------------------------- */
.cta-strip {
  text-align: center; background: linear-gradient(180deg, var(--card), #0d0c0a);
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 3rem 1.5rem;
}
.cta-strip .btns { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; margin-top: 1.5rem; }

/* ------------------------------ Footer ---------------------------------- */
.footer { border-top: 1px solid var(--border); background: #0c0b09; padding: 3rem 0 2rem; margin-top: 4rem; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 2rem; margin-bottom: 2rem; }
.footer-grid h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .1em; color: var(--muted); margin-bottom: 1rem; }
.footer-grid a { display: block; color: var(--text-3); font-size: .92rem; padding: .25rem 0; }
.footer-grid a:hover { color: var(--gold); }
.footer .blurb { color: var(--text-3); font-size: .92rem; max-width: 340px; margin-top: .8rem; }
.footer-bottom { border-top: 1px solid var(--border); padding-top: 1.5rem; color: var(--muted); font-size: .82rem; display: flex; justify-content: space-between; flex-wrap: wrap; gap: .5rem; }
@media (max-width: 700px) { .footer-grid { grid-template-columns: 1fr; gap: 1.5rem; } }

/* ------------------------------ Placeholder art ------------------------- */
.ph-note {
  display: inline-block; background: rgba(176,72,72,.12); color: var(--error-2);
  border: 1px dashed var(--error); border-radius: 6px; font-size: .72rem; font-weight: 600;
  padding: .15rem .5rem; margin-top: .5rem;
}

/* ------------------------------ Legal pages ----------------------------- */
.legal { max-width: 780px; }
.legal h2 { font-size: 1.3rem; margin: 2.2rem 0 .6rem; }
.legal h3 { font-size: 1.05rem; margin: 1.3rem 0 .4rem; color: var(--text); }
.legal p, .legal li { color: var(--text-2); margin-bottom: .7rem; font-size: .97rem; }
.legal ul { list-style: disc; padding-left: 1.4rem; margin-bottom: .7rem; }
.legal a { color: var(--gold); }
.legal .muted { color: var(--muted); font-size: .88rem; }
.draft-banner {
  background: rgba(232,185,35,.1); border: 1px solid rgba(232,185,35,.4); color: var(--gold);
  border-radius: var(--radius-sm); padding: 1rem 1.2rem; margin-bottom: 2rem; font-size: .9rem;
}
.fill { background: rgba(176,72,72,.14); color: var(--error-2); border-radius: 4px; padding: 0 .3rem; font-weight: 600; }

/* ------------------------------ Shuttle info ---------------------------- */
.shuttle-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; margin-top: 1rem; }
@media (max-width: 560px) { .shuttle-cols { grid-template-columns: 1fr; } }
.shuttle-col h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .08em; color: var(--gold); margin-bottom: .6rem; }
.shuttle-col li { color: var(--text-2); padding: .35rem 0; border-bottom: 1px solid var(--border); font-size: .95rem; }
.shuttle-col li:last-child { border-bottom: none; }

/* ------------------------------ Motion / reveal ------------------------- */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .6s var(--ease), transform .6s var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.fade-up { opacity: 0; transform: translateY(24px); animation: fadeUp .8s var(--ease) forwards; }
@keyframes fadeUp { to { opacity: 1; transform: none; } }

/* Respect reduced-motion (brief §4) */
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: .001ms !important; animation-iteration-count: 1 !important; transition-duration: .001ms !important; scroll-behavior: auto !important; }
  .reveal { opacity: 1; transform: none; }
  .fade-up { opacity: 1; transform: none; animation: none; }
}