/* ===== Viswa Vignan College of Education ===== */
:root {
  --color-primary: #146b3a;
  --color-primary-dark: #0c4a25;
  --color-accent: #f0a500;
  --color-accent-light: #ffc94a;
  --color-text: #2c3a2f;
  --color-text-light: #5d6b62;
  --color-bg: #ffffff;
  --color-bg-alt: #f3f8f4;
  --color-border: #d7e3da;
  --font-heading: 'Libre Baskerville', Georgia, serif;
  --font-body: 'Source Sans 3', 'Segoe UI', sans-serif;
  --shadow-sm: 0 2px 8px rgba(12, 74, 37, 0.08);
  --shadow-md: 0 8px 24px rgba(12, 74, 37, 0.14);
  --shadow-lg: 0 16px 48px rgba(12, 74, 37, 0.18);
  --radius: 8px;
  --radius-lg: 12px;
  --transition: 0.3s ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-bg);
}
img { max-width: 100%; height: auto; display: block; }
a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition);
}
a:hover { color: var(--color-accent); }

.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section { padding: 5rem 0; }
.section-alt { background: var(--color-bg-alt); }
.section-header { margin-bottom: 3rem; }
.section-header.center { text-align: center; }

.section-label {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  margin-bottom: 0.5rem;
}

.section-title {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  color: var(--color-primary-dark);
  font-weight: 700;
}

.section-desc {
  margin-top: 0.75rem;
  color: var(--color-text-light);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  border-radius: var(--radius);
  border: 2px solid transparent;
  cursor: pointer;
  transition: all var(--transition);
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-primary-dark);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background: var(--color-accent-light);
  border-color: var(--color-accent-light);
  color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-sm { padding: 0.55rem 1.25rem; font-size: 0.88rem; margin-top: 1.25rem; }

.btn-outline {
  background: transparent;
  color: #fff;
  border-color: rgba(255, 255, 255, 0.6);
}

.btn-outline:hover {
  background: #fff;
  color: var(--color-primary);
  border-color: #fff;
}

/* ===== Header ===== */
.site-header { position: sticky; top: 0; z-index: 1000; box-shadow: var(--shadow-sm); }

.header-top {
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  color: #fff;
  padding: 1.25rem 0;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.brand { display: flex; align-items: flex-start; gap: 1rem; flex: 1; min-width: 280px; }
.brand-link { display: flex; align-items: flex-start; gap: 1rem; color: inherit; text-decoration: none; }
.brand-link:hover { color: inherit; }

.brand-logo {
  width: 72px;
  height: 72px;
  background: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  padding: 4px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
  overflow: hidden;
}

.brand-logo img { width: 100%; height: 100%; object-fit: contain; display: block; }

.college-name {
  font-family: var(--font-heading);
  font-size: clamp(1.1rem, 2.5vw, 1.5rem);
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 0.25rem;
}

.managed-by { font-size: 0.9rem; opacity: 0.9; margin-bottom: 0.35rem; }
.managed-by strong { color: var(--color-accent-light); }

.address {
  font-size: 0.85rem;
  opacity: 0.85;
  display: flex;
  align-items: flex-start;
  gap: 0.4rem;
  line-height: 1.4;
}
.address i { margin-top: 0.15rem; color: var(--color-accent); flex-shrink: 0; }

.header-contact { display: flex; gap: 0.75rem; flex-shrink: 0; }

.contact-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  border-radius: var(--radius);
}
.contact-link:not(.btn-outline):hover { color: var(--color-accent-light); }

/* ===== Navigation ===== */
.main-nav { background: #fff; border-bottom: 3px solid var(--color-accent); }
.nav-inner { display: flex; align-items: center; justify-content: center; }
.nav-menu { display: flex; list-style: none; gap: 0; }

.nav-menu a {
  display: block;
  padding: 1rem 1.75rem;
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  text-transform: capitalize;
  position: relative;
}

.nav-menu a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 3px;
  background: var(--color-accent);
  transition: all var(--transition);
  transform: translateX(-50%);
}

.nav-menu a:hover, .nav-menu a.active { color: var(--color-primary); }
.nav-menu a:hover::after, .nav-menu a.active::after { width: 80%; }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-primary);
  transition: var(--transition);
}

/* ===== Hero ===== */
.hero {
  position: relative;
  height: 85vh;
  min-height: 480px;
  max-height: 700px;
  overflow: hidden;
}

.hero-slider { position: relative; width: 100%; height: 100%; }

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-color: var(--color-primary-dark);
  opacity: 0;
  transition: opacity 1s ease;
}

.hero-slide-playground,
.hero-slide:nth-child(1) {
  background-image:
    linear-gradient(rgba(12, 74, 37, 0.55), rgba(12, 74, 37, 0.55)),
    url('../images/building.jpg');
}

.hero-slide-students,
.hero-slide:nth-child(2) {
  background-image:
    linear-gradient(rgba(12, 74, 37, 0.55), rgba(12, 74, 37, 0.55)),
    url('../images/classrooms.jpg');
  background-position: center center;
}

.hero-slide-lab,
.hero-slide:nth-child(3) {
  background-image:
    linear-gradient(rgba(12, 74, 37, 0.55), rgba(12, 74, 37, 0.55)),
    url('../images/computer-lab.jpg');
  background-position: center center;
}

.hero-slide.active { opacity: 1; z-index: 1; }

.hero-content {
  position: relative;
  z-index: 2;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  color: #fff;
  max-width: 680px;
  padding: 2rem 0;
}

.hero-tag {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--color-accent-light);
  margin-bottom: 0.75rem;
}

.hero-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
}

.hero-content p {
  font-size: 1.15rem;
  opacity: 0.95;
  margin-bottom: 1.75rem;
  line-height: 1.5;
}

.hero-btn {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 10;
  width: 48px;
  height: 48px;
  border: none;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.18);
  color: #fff;
  font-size: 1rem;
  cursor: pointer;
  backdrop-filter: blur(4px);
  transition: all var(--transition);
}

.hero-btn:hover { background: var(--color-accent); color: var(--color-primary-dark); }
.hero-prev { left: 1.25rem; }
.hero-next { right: 1.25rem; }

.hero-dots {
  position: absolute;
  bottom: 1.5rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 0.5rem;
}

.hero-dots button {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  border: 2px solid rgba(255, 255, 255, 0.6);
  background: transparent;
  cursor: pointer;
  padding: 0;
  transition: all var(--transition);
}

.hero-dots button.active,
.hero-dots button:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
}

/* ===== Vision & Mission ===== */
.vision-block {
  display: flex;
  gap: 2rem;
  align-items: flex-start;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: #fff;
  padding: 2.5rem;
  border-radius: var(--radius-lg);
  margin-bottom: 3rem;
  box-shadow: var(--shadow-lg);
}

.vision-icon {
  width: 72px;
  height: 72px;
  background: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.vision-icon i { font-size: 1.75rem; color: var(--color-primary-dark); }

.vision-content h3 {
  font-family: var(--font-heading);
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: var(--color-accent-light);
}

.vision-content blockquote {
  font-size: 1.1rem;
  line-height: 1.7;
  font-style: italic;
  border: none;
  padding: 0;
  opacity: 0.95;
}

.pillars-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.pillar-card {
  background: #fff;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  text-align: center;
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.pillar-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
}

.pillar-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.25rem;
  background: var(--color-bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--transition);
}

.pillar-card:hover .pillar-icon { background: var(--color-primary); }
.pillar-icon i { font-size: 1.5rem; color: var(--color-primary); transition: color var(--transition); }
.pillar-card:hover .pillar-icon i { color: var(--color-accent); }

.pillar-card h4 {
  font-family: var(--font-heading);
  font-size: 1.1rem;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
}
.pillar-card p { font-size: 0.92rem; color: var(--color-text-light); line-height: 1.55; }

/* ===== About ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.about-image { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); }
.about-image img { width: 100%; height: 400px; object-fit: cover; }

.about-text .section-title { margin-bottom: 1rem; }
.about-text p { color: var(--color-text-light); margin-bottom: 1rem; }

.about-list { list-style: none; margin-top: 1.5rem; }
.about-list li {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.4rem 0;
  font-weight: 500;
}
.about-list i { color: var(--color-accent); }

/* ===== Courses ===== */
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.course-card {
  background: #fff;
  padding: 2.5rem 2rem;
  border-radius: var(--radius-lg);
  text-align: center;
  border-top: 4px solid var(--color-accent);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
}

.course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.course-icon {
  width: 70px;
  height: 70px;
  margin: 0 auto 1.25rem;
  background: var(--color-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.course-icon i { font-size: 1.75rem; color: var(--color-accent); }

.course-card h3 {
  font-family: var(--font-heading);
  font-size: 1.35rem;
  color: var(--color-primary-dark);
  margin-bottom: 0.75rem;
}
.course-card p { color: var(--color-text-light); font-size: 0.95rem; }

/* ===== Gallery ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.gallery-item {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition);
  background: var(--color-bg-alt);
}

.gallery-item:hover { transform: scale(1.03); box-shadow: var(--shadow-md); }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; }

.gallery-item figcaption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(transparent, rgba(12, 74, 37, 0.88));
  color: #fff;
  font-size: 0.9rem;
  font-weight: 600;
}

/* ===== Facilities (icon list, home) ===== */
.facilities-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.facility-card {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  transition: all var(--transition);
}
.facility-card:hover {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
  transform: translateY(-2px);
}
.facility-card i {
  font-size: 1.35rem;
  color: var(--color-primary);
  background: var(--color-bg-alt);
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.facility-card span {
  font-weight: 600;
  color: var(--color-primary-dark);
  font-size: 0.95rem;
}

/* ===== Contact ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 3rem;
  align-items: start;
}

.info-item { display: flex; gap: 1rem; margin-bottom: 1.75rem; }
.info-item > i {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  color: var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.info-item h4 { font-family: var(--font-heading); color: var(--color-primary-dark); margin-bottom: 0.25rem; }
.info-item p { color: var(--color-text-light); font-size: 0.95rem; }

.contact-form {
  background: var(--color-bg-alt);
  padding: 2rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
}

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  padding: 0.85rem 1rem;
  margin-bottom: 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color var(--transition);
  background: #fff;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus { outline: none; border-color: var(--color-primary); }

.contact-form textarea { resize: vertical; min-height: 120px; }
.contact-form .btn { width: 100%; border: none; }

.contact-form h3 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  margin-bottom: 0.35rem;
}

.form-intro {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: 1.25rem;
}

.map-placeholder { margin-top: 1.5rem; }

/* ===== Footer ===== */
.site-footer {
  background: var(--color-primary-dark);
  color: rgba(255, 255, 255, 0.85);
  padding: 2.5rem 0 1.5rem;
}

.footer-inner { text-align: center; }

.footer-brand h3 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  color: #fff;
  margin-bottom: 0.25rem;
}

.footer-brand p {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
  color: var(--color-accent-light);
}

.footer-address { font-size: 0.85rem; opacity: 0.8; margin-top: 0.5rem; margin-bottom: 1.25rem; color: rgba(255,255,255,0.8); }

.footer-nav {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.footer-nav a { color: rgba(255, 255, 255, 0.8); font-size: 0.9rem; font-weight: 500; }
.footer-nav a:hover { color: var(--color-accent); }

.copyright {
  font-size: 0.8rem;
  opacity: 0.7;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* ===== Page Banner ===== */
.page-banner {
  position: relative;
  padding: 4rem 0;
  background: linear-gradient(135deg, var(--color-primary-dark) 0%, var(--color-primary) 100%);
  background-size: cover;
  background-position: center;
  color: #fff;
  text-align: center;
}

.page-banner-overlay {
  position: absolute;
  inset: 0;
  background: rgba(12, 74, 37, 0.78);
}

.page-banner-content { position: relative; z-index: 1; }

.breadcrumb { font-size: 0.85rem; margin-bottom: 0.75rem; opacity: 0.9; }
.breadcrumb a { color: var(--color-accent-light); }
.breadcrumb a:hover { color: #fff; }
.breadcrumb span { margin: 0 0.35rem; }

.page-banner h1 {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.75rem);
  margin-bottom: 0.5rem;
}

.page-banner p { font-size: 1.05rem; opacity: 0.9; max-width: 560px; margin: 0 auto; }

.banner-courses { background-image: url('../images/computer-lab.jpg'); }
.banner-gallery { background-image: url('../images/classrooms.jpg'); }
.banner-contact { background-image: url('../images/seminar-hall.jpg'); }

/* ===== Home Quick Links ===== */
.quick-links-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.5rem;
}

.quick-card {
  display: block;
  background: #fff;
  padding: 2rem 1.5rem;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition);
  color: var(--color-text);
}

.quick-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
  color: var(--color-text);
}

.quick-card > i {
  font-size: 2rem;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.quick-card h3 {
  font-family: var(--font-heading);
  color: var(--color-primary-dark);
  margin-bottom: 0.5rem;
}

.quick-card p {
  font-size: 0.92rem;
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.quick-card-link { font-size: 0.9rem; font-weight: 600; color: var(--color-primary); }
.quick-card:hover .quick-card-link { color: var(--color-accent); }

.pillars-grid-compact { margin-top: 0; }

/* ===== Stats ===== */
.stats {
  padding: 3rem 0;
  background: var(--color-primary-dark);
  color: #fff;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 2rem;
  text-align: center;
}

.stat-item i { font-size: 2rem; color: var(--color-accent); margin-bottom: 0.75rem; }
.stat-item strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  margin-bottom: 0.25rem;
}
.stat-item span { font-size: 0.9rem; opacity: 0.85; }

/* ===== Courses Page ===== */
.courses-grid-full {
  grid-template-columns: 1fr;
  max-width: 900px;
  margin: 0 auto;
}

.course-card-lg { text-align: left; padding: 2.5rem; }

.course-full-name {
  font-weight: 600;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.course-features {
  list-style: none;
  margin-top: 1.25rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
}

.course-features li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.3rem 0;
  font-size: 0.95rem;
  color: var(--color-text-light);
}

.course-features i { color: var(--color-accent); }

.center-cta { text-align: center; margin-top: 2.5rem; }

/* ===== Responsive ===== */
@media (max-width: 992px) {
  .about-grid, .contact-grid { grid-template-columns: 1fr; }
  .about-image img { height: 300px; }
}

@media (max-width: 768px) {
  .header-inner { flex-direction: column; align-items: flex-start; }
  .header-contact { width: 100%; justify-content: flex-start; }

  .nav-toggle {
    display: flex;
    position: absolute;
    right: 1.25rem;
    top: 0.75rem;
  }
  .nav-inner { position: relative; justify-content: flex-start; min-height: 52px; }
  .nav-menu {
    display: none;
    flex-direction: column;
    width: 100%;
    padding-bottom: 0.5rem;
  }
  .nav-menu.open { display: flex; }
  .nav-menu a { padding: 0.85rem 0; border-bottom: 1px solid var(--color-border); }

  .vision-block { flex-direction: column; padding: 1.75rem; }
  .hero { height: 70vh; min-height: 400px; }
  .hero-btn { width: 40px; height: 40px; font-size: 0.85rem; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 3.5rem 0; }
}

@media (max-width: 480px) {
  .pillars-grid { grid-template-columns: 1fr; }
  .hero-prev { left: 0.5rem; }
  .hero-next { right: 0.5rem; }
}

/* Inner pages: no sticky overlap on short content */
body:not(.page-home) .section:first-of-type { padding-top: 4rem; }