/* =========================================================
   College Website Stylesheet
   Theme: Blue / White / Yellow
   ========================================================= */

:root {
  --color-primary: #0d3b8c;      /* deep blue */
  --color-primary-dark: #082a66;
  --color-primary-light: #1a56c4;
  --color-accent: #ffc107;       /* yellow */
  --color-accent-dark: #e0a800;
  --color-white: #ffffff;
  --color-light: #f4f7fc;
  --color-gray: #6c757d;
  --color-dark: #1a1a2e;
  --radius: 10px;
  --shadow: 0 4px 18px rgba(13, 59, 140, 0.10);
  --transition: all 0.25s ease;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: 'Segoe UI', Roboto, Arial, sans-serif;
  color: var(--color-dark);
  background: var(--color-white);
  line-height: 1.65;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 20px;
}
section { padding: 70px 0; }
.section-alt { background: var(--color-light); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 12px 28px;
  border-radius: var(--radius);
  font-weight: 600;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.95rem;
}
.btn-primary { background: var(--color-accent); color: var(--color-primary-dark); }
.btn-primary:hover { background: var(--color-accent-dark); transform: translateY(-2px); }
.btn-outline { background: transparent; border-color: var(--color-white); color: var(--color-white); }
.btn-outline:hover { background: var(--color-white); color: var(--color-primary); }
.btn-blue { background: var(--color-primary); color: var(--color-white); }
.btn-blue:hover { background: var(--color-primary-dark); }
.btn-sm { padding: 8px 18px; font-size: 0.85rem; }

/* ---------- Top bar ---------- */
.topbar {
  background: var(--color-primary-dark);
  color: var(--color-white);
  font-size: 0.85rem;
  padding: 8px 0;
}
.topbar .container { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 6px; }
.topbar a { color: var(--color-white); }
.topbar span { margin-right: 18px; }
.topbar i { color: var(--color-accent); margin-right: 6px; }

/* ---------- Header / Nav ---------- */
header.site-header {
  background: var(--color-white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 999;
}
.navwrap { display: flex; align-items: center; justify-content: space-between; padding: 14px 0; }
.brand { display: flex; align-items: center; gap: 12px; }
.brand img { height: 56px; width: 56px; object-fit: contain; }
.brand-text h1 { font-size: 1.15rem; color: var(--color-primary); line-height: 1.2; }
.brand-text span { font-size: 0.78rem; color: var(--color-gray); }

nav.main-nav ul { display: flex; gap: 4px; align-items: center; }
nav.main-nav a {
  padding: 10px 16px;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-dark);
  border-radius: 6px;
  transition: var(--transition);
}
nav.main-nav a:hover, nav.main-nav a.active { background: var(--color-primary); color: var(--color-white); }
.nav-cta { background: var(--color-accent) !important; color: var(--color-primary-dark) !important; }

.nav-toggle { display: none; background: none; border: none; font-size: 1.6rem; color: var(--color-primary); cursor: pointer; }

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-white);
  padding: 90px 0;
  position: relative;
  overflow: hidden;
}
.hero::after {
  content: "";
  position: absolute; right: -80px; top: -80px;
  width: 300px; height: 300px; border-radius: 50%;
  background: rgba(255, 193, 7, 0.15);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 40px; align-items: center; }
.hero h2 { font-size: 2.6rem; line-height: 1.2; margin-bottom: 18px; }
.hero h2 span { color: var(--color-accent); }
.hero p { font-size: 1.05rem; opacity: 0.92; margin-bottom: 28px; max-width: 520px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-img { border-radius: var(--radius); overflow: hidden; box-shadow: 0 20px 40px rgba(0,0,0,0.25); border: 4px solid rgba(255,255,255,0.15); }

/* ---------- Stats strip ---------- */
.stats-strip { background: var(--color-accent); padding: 30px 0; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); text-align: center; gap: 20px; }
.stats-grid .num { font-size: 2rem; font-weight: 800; color: var(--color-primary-dark); }
.stats-grid .label { font-size: 0.9rem; color: var(--color-dark); font-weight: 600; }

/* ---------- Section headings ---------- */
.section-head { text-align: center; max-width: 640px; margin: 0 auto 46px; }
.section-head .eyebrow {
  color: var(--color-accent-dark);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 0.8rem;
  letter-spacing: 1.5px;
}
.section-head h2 { font-size: 2rem; color: var(--color-primary-dark); margin: 8px 0 12px; }
.section-head p { color: var(--color-gray); }

/* ---------- About split ---------- */
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: 50px; align-items: center; }
.about-grid img { border-radius: var(--radius); box-shadow: var(--shadow); }
.about-grid h3 { color: var(--color-primary); font-size: 1.7rem; margin-bottom: 14px; }
.about-grid p { color: var(--color-gray); margin-bottom: 14px; }
.check-list li { padding: 6px 0 6px 30px; position: relative; color: var(--color-dark); }
.check-list li::before {
  content: "✓"; position: absolute; left: 0; top: 4px;
  background: var(--color-primary); color: var(--color-white);
  width: 20px; height: 20px; border-radius: 50%;
  font-size: 0.75rem; display: flex; align-items: center; justify-content: center;
}

/* ---------- Program card ---------- */
.program-card {
  background: var(--color-white);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  border-top: 5px solid var(--color-accent);
  transition: var(--transition);
}
.program-card:hover { transform: translateY(-6px); }
.program-card .body { padding: 26px; }
.program-card h3 { color: var(--color-primary-dark); font-size: 1.35rem; margin-bottom: 8px; }
.program-tags { display: flex; gap: 10px; flex-wrap: wrap; margin: 14px 0; }
.program-tags span {
  background: var(--color-light); color: var(--color-primary);
  padding: 5px 12px; border-radius: 20px; font-size: 0.8rem; font-weight: 600;
}

/* ---------- Cards grid (notices / gallery / faculty) ---------- */
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }

.card { background: var(--color-white); border-radius: var(--radius); box-shadow: var(--shadow); overflow: hidden; transition: var(--transition); }
.card:hover { transform: translateY(-5px); box-shadow: 0 10px 30px rgba(13,59,140,0.18); }
.card img { height: 190px; width: 100%; object-fit: cover; }
.card .body { padding: 20px; }
.card .tag {
  display: inline-block; background: var(--color-primary); color: var(--color-white);
  font-size: 0.72rem; padding: 4px 10px; border-radius: 20px; margin-bottom: 10px; font-weight: 700;
}
.card .tag.event { background: var(--color-accent); color: var(--color-primary-dark); }
.card h4 { font-size: 1.05rem; margin-bottom: 8px; color: var(--color-dark); }
.card .date { font-size: 0.8rem; color: var(--color-gray); margin-bottom: 8px; }
.card p { font-size: 0.9rem; color: var(--color-gray); }
.card .read-more { display: inline-block; margin-top: 10px; color: var(--color-primary); font-weight: 700; font-size: 0.85rem; }

/* Gallery grid images only */
.gallery-item { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); position: relative; }
.gallery-item img { height: 220px; width: 100%; object-fit: cover; transition: var(--transition); }
.gallery-item:hover img { transform: scale(1.08); }

/* Faculty card */
.faculty-card { text-align: center; }
.faculty-card img { height: 240px; object-fit: cover; }
.faculty-card h4 { margin-top: 14px; color: var(--color-primary-dark); }
.faculty-card .role { color: var(--color-accent-dark); font-weight: 700; font-size: 0.85rem; margin: 4px 0; }
.faculty-card .qual { color: var(--color-gray); font-size: 0.82rem; }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--color-primary);
  color: var(--color-white);
  padding: 55px 0;
  text-align: center;
}
.cta-band h2 { font-size: 1.8rem; margin-bottom: 10px; }
.cta-band p { opacity: 0.9; margin-bottom: 26px; }

/* ---------- Forms ---------- */
.form-box { background: var(--color-white); padding: 34px; border-radius: var(--radius); box-shadow: var(--shadow); }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; font-weight: 600; font-size: 0.9rem; }
.form-group input, .form-group select, .form-group textarea {
  width: 100%; padding: 12px 14px; border: 1.5px solid #dde3ee; border-radius: 8px;
  font-size: 0.95rem; font-family: inherit; transition: var(--transition);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  outline: none; border-color: var(--color-primary);
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }

.alert { padding: 14px 18px; border-radius: 8px; margin-bottom: 20px; font-size: 0.9rem; font-weight: 600; }
.alert-success { background: #e6f7ec; color: #1a7d3b; border: 1px solid #b7ecc7; }
.alert-error { background: #fde9e9; color: #b3261e; border: 1px solid #f5c2c0; }

/* ---------- Contact info blocks ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.info-block { display: flex; gap: 16px; margin-bottom: 24px; }
.info-block .icon {
  width: 46px; height: 46px; border-radius: 50%; background: var(--color-light);
  color: var(--color-primary); display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; font-size: 1.2rem;
}
.info-block h4 { color: var(--color-primary-dark); margin-bottom: 4px; }
.info-block p { color: var(--color-gray); font-size: 0.9rem; }

/* ---------- Footer ---------- */
footer.site-footer { background: var(--color-primary-dark); color: #cdd8ef; padding: 60px 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 34px; padding-bottom: 40px; }
.footer-grid h3, .footer-grid h4 { color: var(--color-white); margin-bottom: 16px; }
.footer-grid p { font-size: 0.88rem; opacity: 0.85; margin-bottom: 14px; }
.footer-grid li { margin-bottom: 10px; font-size: 0.88rem; }
.footer-grid a:hover { color: var(--color-accent); }
.footer-social { display: flex; gap: 10px; margin-top: 14px; }
.footer-social a {
  width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.08);
  display: flex; align-items: center; justify-content: center; transition: var(--transition);
}
.footer-social a:hover { background: var(--color-accent); color: var(--color-primary-dark); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1); text-align: center;
  padding: 18px 0; font-size: 0.82rem; opacity: 0.8;
}
.footer-bottom a { color: var(--color-accent); }

/* ---------- Page banner (inner pages) ---------- */
.page-banner {
  background: linear-gradient(120deg, var(--color-primary-dark), var(--color-primary));
  color: var(--color-white);
  padding: 55px 0;
  text-align: center;
}
.page-banner h1 { font-size: 2.1rem; margin-bottom: 8px; }
.page-banner .crumbs { font-size: 0.9rem; opacity: 0.85; }
.page-banner .crumbs a { color: var(--color-accent); }

/* ---------- Misc ---------- */
.badge-yellow { background: var(--color-accent); color: var(--color-primary-dark); padding: 3px 12px; border-radius: 20px; font-size: 0.75rem; font-weight: 700; }
.two-col { display: grid; grid-template-columns: 2fr 1fr; gap: 40px; }
.sidebar-box { background: var(--color-light); border-radius: var(--radius); padding: 22px; margin-bottom: 20px; }
.sidebar-box h4 { color: var(--color-primary-dark); margin-bottom: 14px; }
.sidebar-box li { padding: 8px 0; border-bottom: 1px dashed #d9e0ee; font-size: 0.9rem; }
.sidebar-box li a:hover { color: var(--color-primary); }

table.data-table { width: 100%; border-collapse: collapse; margin: 20px 0; }
table.data-table th, table.data-table td { border: 1px solid #e1e6f0; padding: 10px 12px; text-align: left; font-size: 0.9rem; }
table.data-table th { background: var(--color-primary); color: var(--color-white); }
table.data-table tr:nth-child(even) { background: var(--color-light); }

/* ---------- Responsive ---------- */
@media (max-width: 991px) {
  .hero-grid, .about-grid, .contact-grid, .two-col { grid-template-columns: 1fr; }
  .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .nav-toggle { display: block; }
  nav.main-nav {
    position: absolute; top: 100%; left: 0; right: 0;
    background: var(--color-white); box-shadow: var(--shadow);
    display: none; flex-direction: column; padding: 10px;
  }
  nav.main-nav.open { display: flex; }
  nav.main-nav ul { flex-direction: column; width: 100%; }
  nav.main-nav a { display: block; }
  .hero h2 { font-size: 1.9rem; }
  .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  section { padding: 50px 0; }
}



/* Program Style */
.curriculum-tabs{

display:flex;
flex-wrap:wrap;
gap:10px;
margin:25px 0;

}

.semester-btn{

padding:10px 22px;
border:none;
border-radius:30px;
cursor:pointer;
background:#eef4ff;
color:var(--color-primary);
font-weight:600;
transition:.3s;

}

.semester-btn.active{

background:var(--color-primary);
color:#fff;

}

.semester-panel{

display:none;
margin-top:20px;

}

.semester-panel.active{

display:block;

}

.subject-item{

background:#fff;
margin-bottom:15px;
border-radius:10px;
box-shadow:var(--shadow);
overflow:hidden;

}

.subject-item summary{

padding:18px 22px;
cursor:pointer;
display:flex;
justify-content:space-between;
align-items:center;
list-style:none;

}

.subject-item summary::-webkit-details-marker{

display:none;

}

.subject-item summary strong{

font-size:16px;
color:var(--color-primary-dark);

}

.subject-item summary span{

font-size:13px;
color:var(--color-gray);

}

.subject-content{

padding:20px;
border-top:1px solid #eee;
color:var(--color-gray);
line-height:1.8;

}