/* ===== GK Computers Website Stylesheet ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Merriweather:wght@400;700;900&display=swap');

:root {
  --primary: #B5174B;
  --primary-dark: #8e1239;
  --primary-light: #f5e6ec;
  --gray: #808080;
  --gray-dark: #555555;
  --gray-light: #f5f5f5;
  --white: #ffffff;
  --text: #1a1a1a;
  --text-muted: #666666;
  --border: #e0e0e0;
  --shadow: 0 2px 16px rgba(0,0,0,0.08);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
  --radius: 12px;
  --radius-lg: 20px;
}

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

body {
  font-family: 'Inter', sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

h1, h2, h3, h4 {
  font-family: 'Merriweather', serif;
  line-height: 1.25;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

/* ===== TOP BAR ===== */
.topbar {
  background: var(--primary);
  color: var(--white);
  font-size: 0.82rem;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 6px;
}
.topbar-left, .topbar-right {
  display: flex;
  align-items: center;
  gap: 20px;
}
.topbar span {
  display: flex;
  align-items: center;
  gap: 6px;
}
.topbar i { font-size: 0.85rem; opacity: 0.85; }

/* ===== NAVBAR ===== */
nav {
  background: var(--white);
  box-shadow: var(--shadow);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 10px 0;
}
nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo img {
  height: 52px;
  width: auto;
  object-fit: contain;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
  list-style: none;
}
.nav-links a {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  transition: all 0.2s;
}
.nav-links a:hover, .nav-links a.active {
  background: var(--primary-light);
  color: var(--primary);
}
.btn-enroll {
  background: var(--primary);
  color: var(--white) !important;
  padding: 10px 22px !important;
  border-radius: 10px !important;
  font-weight: 700 !important;
  transition: background 0.2s, transform 0.2s !important;
}
.btn-enroll:hover {
  background: var(--primary-dark) !important;
  transform: translateY(-1px) !important;
}
.hamburger {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--text);
}

/* ===== CONTAINER ===== */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== HERO ===== */
.hero {
  background: var(--primary);
  min-height: 85vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background: url('https://images.unsplash.com/photo-1517245386807-bb43f82c33c4?w=1600&q=80') center/cover no-repeat;
  opacity: 0.18;
}
.hero .container {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  padding: 80px 24px;
}
.hero-content { color: var(--white); }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--white);
  padding: 6px 16px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 24px;
  backdrop-filter: blur(6px);
}
.hero h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 20px;
}
.hero h1 span { color: var(--gray-light); }
.hero p {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.88);
  margin-bottom: 36px;
  line-height: 1.8;
}
.hero-buttons { display: flex; gap: 14px; flex-wrap: wrap; }
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 10px;
  font-weight: 700;
  font-size: 1rem;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
  text-decoration: none;
}
.btn-white {
  background: var(--white);
  color: var(--primary);
}
.btn-white:hover { background: #f0f0f0; transform: translateY(-2px); }
.btn-outline-white {
  background: rgba(255,255,255,0.1);
  color: var(--white);
  border: 2px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(6px);
}
.btn-outline-white:hover { background: rgba(255,255,255,0.2); }
.btn-primary {
  background: var(--primary);
  color: var(--white);
}
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); }

/* Hero Card */
.hero-card {
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  padding: 32px;
  color: var(--white);
}
.hero-card h3 { font-size: 1.4rem; margin-bottom: 20px; color: var(--white); }
.course-item {
  background: white;
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 12px;
  transition: transform 0.2s;
}
.course-item:last-child { margin-bottom: 0; }
.course-item:hover { transform: translateX(4px); }
.course-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  font-size: 1.1rem;
}
.course-info h4 { font-size: 0.95rem; color: var(--text); font-family: 'Inter', sans-serif; font-weight: 700; }
.course-info p { font-size: 0.78rem; color: var(--text-muted); }
.course-badge {
  margin-left: auto;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 6px;
  white-space: nowrap;
}

/* ===== SECTION STYLES ===== */
section { padding: 80px 0; }
.section-title {
  text-align: center;
  margin-bottom: 56px;
}
.section-title .label {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.section-title h2 {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  color: var(--text);
  margin-bottom: 12px;
}
.section-title p { color: var(--text-muted); font-size: 1.05rem; max-width: 600px; margin: 0 auto; }

/* ===== WHY CHOOSE US ===== */
.features { background: var(--gray-light); }
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  border: 1px solid var(--border);
}
.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary);
}
.feature-icon {
  width: 60px;
  height: 60px;
  background: var(--primary-light);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  font-size: 1.5rem;
  margin-bottom: 20px;
  transition: all 0.3s;
}
.feature-card:hover .feature-icon {
  background: var(--primary);
  color: var(--white);
}
.feature-card h3 { font-size: 1.1rem; margin-bottom: 10px; font-family: 'Inter', sans-serif; font-weight: 700; }
.feature-card p { color: var(--text-muted); font-size: 0.92rem; }

/* ===== PAGE HEADER ===== */
.page-header {
  background: var(--primary);
  padding: 80px 0 60px;
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255,255,255,0.04);
  border-radius: 50%;
}
.page-header .label {
  display: inline-block;
  background: rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.9);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 14px;
  border-radius: 50px;
  margin-bottom: 14px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.page-header h1 { color: var(--white); font-size: clamp(2rem, 4vw, 3rem); margin-bottom: 14px; }
.page-header p { color: rgba(255,255,255,0.82); font-size: 1.05rem; max-width: 600px; }

/* ===== DIRECTOR PAGE ===== */
.director-section .container {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 60px;
  align-items: start;
}
.director-photo-wrap {
  text-align: center;
}
.director-photo {
  width: 220px;
  height: 260px;
  object-fit: cover;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  margin: 0 auto 20px;
  border: 4px solid var(--primary-light);
}
.director-name { font-family: 'Inter', sans-serif; font-size: 1.2rem; font-weight: 700; color: var(--text); }
.director-title { color: var(--primary); font-size: 0.9rem; font-weight: 600; margin-top: 4px; }
.director-quals { color: var(--gray); font-size: 0.82rem; font-weight: 600; margin-top: 4px; letter-spacing: 0.02em; }
.director-message blockquote {
  border-left: 4px solid var(--primary);
  padding-left: 20px;
  margin: 24px 0;
  font-style: italic;
  color: var(--text-muted);
  font-size: 1.05rem;
  line-height: 1.8;
}
.director-message p { color: var(--text-muted); line-height: 1.9; margin-bottom: 16px; font-size: 1rem; }
.director-message h2 { color: var(--text); margin-bottom: 20px; }
.director-sign { font-family: 'Merriweather', serif; font-size: 1.3rem; color: var(--primary); margin-top: 30px; }

/* ===== COURSES ===== */
.courses-section { background: var(--white); }
.affiliated-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--primary);
  color: var(--white);
  font-size: 0.8rem;
  font-weight: 700;
  padding: 6px 16px;
  border-radius: 6px;
  margin-bottom: 36px;
}
.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
  margin-bottom: 60px;
}
.course-card {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
  transition: all 0.3s;
}
.course-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }
.course-card-header {
  padding: 28px 24px 20px;
  color: var(--white);
}
.course-card-header.primary { background: var(--primary); }
.course-card-header.gray { background: var(--gray-dark); }
.course-card-header h3 { font-size: 2rem; font-weight: 900; margin-bottom: 4px; color: var(--white); }
.course-card-header h4 { font-size: 0.85rem; font-weight: 400; opacity: 0.88; font-family: 'Inter', sans-serif; }
.course-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: 10px;
}
.course-card-body { padding: 24px; }
.course-meta {
  display: flex;
  gap: 16px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}
.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.85rem;
  color: var(--text-muted);
}
.meta-item i { color: var(--primary); }
.subject-list { list-style: none; }
.subject-list li {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
  color: var(--text-muted);
}
.subject-list li:last-child { border-bottom: none; }
.subject-list li i { color: var(--primary); font-size: 0.75rem; }

/* Short Term Courses */
.short-courses-section { background: var(--gray-light); }
.short-courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 20px;
}
.short-course-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 24px 18px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: all 0.3s;
  border: 2px solid transparent;
}
.short-course-card:hover {
  border-color: var(--primary);
  transform: translateY(-4px);
}
.short-course-card i {
  font-size: 2rem;
  color: var(--primary);
  margin-bottom: 12px;
}
.short-course-card h4 { font-family: 'Inter', sans-serif; font-size: 0.95rem; font-weight: 700; margin-bottom: 6px; }
.short-course-card .duration {
  display: inline-block;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 50px;
}

/* ===== GALLERY ===== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
}
.gallery-item {
  border-radius: var(--radius);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--gray-light);
  position: relative;
  cursor: pointer;
}
.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s;
}
.gallery-item:hover img { transform: scale(1.06); }
.gallery-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(181,23,75,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity 0.3s;
  display: flex;
  align-items: flex-end;
  padding: 16px;
}
.gallery-item:hover .gallery-overlay { opacity: 1; }
.gallery-overlay span { color: var(--white); font-size: 0.85rem; font-weight: 600; }

/* Lightbox */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 1000;
  align-items: center;
  justify-content: center;
}
.lightbox.active { display: flex; }
.lightbox img { max-width: 90vw; max-height: 85vh; border-radius: var(--radius); object-fit: contain; }
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  background: none;
  border: none;
  color: white;
  font-size: 2rem;
  cursor: pointer;
  line-height: 1;
}

/* ===== CONTACT ===== */
.contact-section { background: var(--white); }
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 60px;
  align-items: start;
}
.contact-info h3 { font-family: 'Inter', sans-serif; font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; }
.info-item {
  display: flex;
  gap: 16px;
  margin-bottom: 24px;
  align-items: flex-start;
}
.info-icon {
  width: 44px;
  height: 44px;
  background: var(--primary-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  flex-shrink: 0;
  font-size: 1rem;
}
.info-item h4 { font-family: 'Inter', sans-serif; font-size: 0.85rem; font-weight: 700; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 4px; }
.info-item p { color: var(--text); font-size: 0.95rem; line-height: 1.6; }
.info-item a { color: var(--primary); }

/* Form */
.contact-form { background: var(--gray-light); border-radius: var(--radius-lg); padding: 36px; }
.contact-form h3 { font-family: 'Inter', sans-serif; font-size: 1.3rem; font-weight: 700; margin-bottom: 24px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-size: 0.85rem; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.form-group input, .form-group select, .form-group textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  font-family: 'Inter', sans-serif;
  font-size: 0.92rem;
  background: var(--white);
  color: var(--text);
  transition: border-color 0.2s;
  outline: none;
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: var(--primary);
}
.form-group textarea { resize: vertical; min-height: 110px; }
.form-submit { width: 100%; padding: 14px; background: var(--primary); color: var(--white); border: none; border-radius: 10px; font-size: 1rem; font-weight: 700; cursor: pointer; transition: background 0.2s, transform 0.2s; }
.form-submit:hover { background: var(--primary-dark); transform: translateY(-1px); }
.success-msg { display: none; text-align: center; color: #2e7d32; font-weight: 600; margin-top: 14px; font-size: 0.95rem; }

/* ===== MAP PLACEHOLDER ===== */
.map-section { background: var(--gray-light); padding: 60px 0; }
.map-placeholder {
  background: var(--border);
  border-radius: var(--radius-lg);
  height: 300px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--text-muted);
  font-size: 1rem;
  gap: 10px;
  border: 2px dashed var(--border);
}
.map-placeholder i { font-size: 2.5rem; color: var(--primary); }

/* ===== FOOTER ===== */
footer {
  background: #111111;
  color: rgba(255,255,255,0.75);
  padding: 60px 0 0;
  border-top: 5px solid var(--primary);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: 40px;
  margin-bottom: 48px;
}
.footer-brand img {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: 16px;
  background: white;
  border-radius: 8px;
  padding: 4px 8px;
}
.footer-brand p { font-size: 0.88rem; line-height: 1.8; color: rgba(255,255,255,0.6); max-width: 280px; }
footer h4 {
  color: var(--white);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 18px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--primary);
  display: inline-block;
}
footer ul { list-style: none; }
footer ul li { margin-bottom: 10px; }
footer ul li a {
  color: rgba(255,255,255,0.6);
  font-size: 0.88rem;
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}
footer ul li a:hover { color: var(--primary); }
footer ul li a i { font-size: 0.7rem; color: var(--primary); }
.footer-contact li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  margin-bottom: 14px;
  font-size: 0.88rem;
  color: rgba(255,255,255,0.6);
}
.footer-contact li i { color: var(--primary); margin-top: 3px; flex-shrink: 0; }
.footer-contact li a { color: rgba(255,255,255,0.6); }
.footer-contact li a:hover { color: var(--primary); }
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 20px 0;
  text-align: center;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.4);
}
.footer-bottom span { color: var(--primary); }

/* ===== MOBILE MENU ===== */
@media (max-width: 768px) {
  .topbar { display: none; }
  .hamburger { display: block; }
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--white);
    padding: 16px 24px;
    box-shadow: var(--shadow-lg);
    gap: 4px;
  }
  .nav-links.open { display: flex; }
  .nav-links a { width: 100%; display: block; }
  nav { position: relative; }

  .hero .container { grid-template-columns: 1fr; padding: 60px 24px; gap: 40px; }
  .hero-card { display: none; }
  .hero h1 { font-size: 2rem; }

  .director-section .container { grid-template-columns: 1fr; }
  .director-photo-wrap { display: flex; flex-direction: column; align-items: center; }

  .contact-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .footer-grid { grid-template-columns: 1fr 1fr; }
  .gallery-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 480px) {
  .footer-grid { grid-template-columns: 1fr; }
  .gallery-grid { grid-template-columns: 1fr; }
  .short-courses-grid { grid-template-columns: repeat(2, 1fr); }
}