/* =====================================================================
   UNIBA - Main Stylesheet
   Identitas warna: Biru UNIBA, Putih, Emas, Abu Muda
   ===================================================================== */

:root {
  --uniba-blue: #0A3D91;
  --uniba-blue-dark: #062a66;
  --uniba-gold: #D4AF37;
  --uniba-light: #F5F7FA;
  --uniba-white: #FFFFFF;
  --uniba-text: #1E1E1E;
  --transition: all .3s ease;
}

[data-theme="dark"] {
  --uniba-light: #12151c;
  --uniba-white: #1a1e27;
  --uniba-text: #f0f0f0;
}

* { box-sizing: border-box; }

body {
  font-family: 'Poppins', sans-serif;
  color: var(--uniba-text);
  background: var(--uniba-light);
  transition: var(--transition);
}

a { text-decoration: none; }

/* ---------- Loading Screen ---------- */
#loading-screen {
  position: fixed; inset: 0; background: var(--uniba-white);
  z-index: 9999; display: flex; align-items: center; justify-content: center;
  transition: opacity .4s ease;
}
.spinner {
  width: 48px; height: 48px; border: 5px solid var(--uniba-gold);
  border-top-color: var(--uniba-blue); border-radius: 50%;
  animation: spin 0.9s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- Header ---------- */
.topbar { background: var(--uniba-blue-dark); color: #fff; font-size: .85rem; }
.topbar a { color: #fff; margin-left: 10px; }
#main-header { z-index: 1030; box-shadow: 0 2px 10px rgba(0,0,0,.05); }
.navbar-brand .brand-text { font-weight: 700; color: var(--uniba-blue); font-size: 1.05rem; }
.navbar-nav .nav-link { font-weight: 500; color: var(--uniba-text) !important; padding: 0.8rem 1rem !important; }
.navbar-nav .nav-link:hover { color: var(--uniba-blue) !important; }
.mega-menu { min-width: 260px; border-radius: 12px; border: none; box-shadow: 0 10px 30px rgba(0,0,0,.1); }

.btn-primary-uniba {
  background: var(--uniba-blue); color: #fff; border: none; padding: .6rem 1.4rem;
  border-radius: 50px; font-weight: 600; transition: var(--transition);
}
.btn-primary-uniba:hover { background: var(--uniba-gold); color: #1e1e1e; }
.btn-outline-uniba {
  border: 2px solid var(--uniba-blue); color: var(--uniba-blue); padding: .55rem 1.4rem;
  border-radius: 50px; font-weight: 600; transition: var(--transition); background: transparent;
}
.btn-outline-uniba:hover { background: var(--uniba-blue); color: #fff; }
.btn-icon { background: none; border: none; font-size: 1.1rem; color: var(--uniba-blue); }

/* ---------- Hero Slider ---------- */
.hero-slider .carousel-item {
  height: 90vh; background-size: cover; background-position: center;
}
.hero-overlay { height: 100%; background: linear-gradient(90deg, rgba(10,61,145,.85), rgba(10,61,145,.35)); }

/* ---------- Quick Menu ---------- */
.quick-menu { margin-top: -40px; position: relative; z-index: 10; }
.quick-menu-item {
  background: var(--uniba-white); border-radius: 16px; padding: 1.2rem .5rem; display: flex;
  flex-direction: column; align-items: center; gap: .5rem; box-shadow: 0 10px 25px rgba(0,0,0,.08);
  transition: var(--transition); color: var(--uniba-text);
}
.quick-menu-item:hover { transform: translateY(-5px); color: var(--uniba-blue); }
.quick-menu-item i { font-size: 1.6rem; color: var(--uniba-blue); }

/* ---------- Stats ---------- */
.stat-box i { font-size: 2rem; color: var(--uniba-gold); }
.stat-box h3 { font-size: 2.2rem; font-weight: 800; color: var(--uniba-blue); margin: .3rem 0; }

/* ---------- Section ---------- */
.section-title { font-weight: 800; color: var(--uniba-blue); position: relative; }
.badge-uniba {
  background: rgba(212,175,55,.15); color: var(--uniba-gold); font-weight: 700;
  padding: .3rem 1rem; border-radius: 50px; font-size: .75rem; text-transform: uppercase;
}
.bg-light-uniba { background: var(--uniba-light); }

/* ---------- News Card ---------- */
.news-card { background: var(--uniba-white); border-radius: 16px; overflow: hidden; box-shadow: 0 6px 20px rgba(0,0,0,.06); height: 100%; }
.news-card img { width: 100%; height: 180px; object-fit: cover; }
.news-card-body { padding: 1.2rem; }
.news-card-body h3 { font-size: 1.05rem; margin: .4rem 0; }
.news-card-body h3 a { color: var(--uniba-text); }
.news-date { font-size: .8rem; color: #888; }

/* ---------- Announcement / Agenda list ---------- */
.announcement-list, .announcement-list-full { list-style: none; padding: 0; }
.announcement-list li, .announcement-list-full li { border-bottom: 1px solid rgba(0,0,0,.06); padding: .8rem 0; }
.announcement-list a, .announcement-list-full a { display: flex; flex-direction: column; color: var(--uniba-text); }
.announcement-list .date, .announcement-list-full .date { font-size: .75rem; color: var(--uniba-gold); font-weight: 600; }

.agenda-list { list-style: none; padding: 0; }
.agenda-list li { display: flex; gap: 1rem; padding: .8rem 0; border-bottom: 1px solid rgba(0,0,0,.06); }
.agenda-date, .agenda-card .agenda-date {
  background: var(--uniba-blue); color: #fff; border-radius: 10px; text-align: center;
  min-width: 55px; height: 55px; display: flex; flex-direction: column; justify-content: center;
}
.agenda-date .d { font-size: 1.2rem; font-weight: 800; }
.agenda-date .m { font-size: .7rem; text-transform: uppercase; }

/* ---------- Testimoni ---------- */
.testimoni-card { background: var(--uniba-white); border-radius: 16px; padding: 1.5rem; height: 100%; box-shadow: 0 6px 20px rgba(0,0,0,.06); }

/* ---------- Widgets ---------- */
.widget { background: var(--uniba-white); border-radius: 16px; padding: 1.2rem; box-shadow: 0 6px 20px rgba(0,0,0,.05); }
.widget-news-item { display: flex; gap: .8rem; margin-bottom: .8rem; color: var(--uniba-text); }
.widget-news-item img { width: 60px; height: 60px; object-fit: cover; border-radius: 8px; }
.widget-news-item small { display: block; color: #888; }

/* ---------- Footer ---------- */
.site-footer { background: var(--uniba-blue-dark); color: #dfe6f3; }
.site-footer h6 { color: var(--uniba-gold); font-weight: 700; margin-bottom: 1rem; }
.footer-links { list-style: none; padding: 0; }
.footer-links a { color: #dfe6f3; line-height: 2; }
.footer-links a:hover { color: var(--uniba-gold); }
.footer-bottom { background: rgba(0,0,0,.2); }
.social-links a { color: #fff; margin-right: 10px; font-size: 1.05rem; }

/* ---------- Floating WhatsApp & Back to top ---------- */
.floating-whatsapp {
  position: fixed; bottom: 90px; right: 20px; background: #25D366; color: #fff;
  width: 55px; height: 55px; border-radius: 50%; display: flex; align-items: center;
  justify-content: center; font-size: 1.6rem; box-shadow: 0 6px 18px rgba(0,0,0,.2); z-index: 1000;
}
#back-to-top {
  position: fixed; bottom: 20px; right: 20px; width: 45px; height: 45px; border-radius: 50%;
  background: var(--uniba-blue); color: #fff; border: none; display: none; z-index: 1000;
}

/* ---------- Search overlay ---------- */
#search-overlay {
  position: fixed; inset: 0; background: rgba(10,61,145,.97); z-index: 2000;
  display: flex; align-items: center; justify-content: center; flex-direction: column;
}
#search-overlay .search-form { width: 90%; max-width: 600px; display: flex; }
#search-overlay input { flex: 1; padding: 1rem; border-radius: 50px 0 0 50px; border: none; }
#search-overlay button { border-radius: 0 50px 50px 0; border: none; background: var(--uniba-gold); padding: 0 1.5rem; }
#search-close { position: absolute; top: 20px; right: 30px; background: none; border: none; color: #fff; font-size: 1.6rem; }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .hero-slider .carousel-item { height: 70vh; }
  .quick-menu { margin-top: 20px; }
}

/* ---------- Accessibility ---------- */
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--uniba-gold); outline-offset: 2px;
}