/* ============================================
   NIIT - Nexus Institute of Innovation & Technology
   Master Stylesheet
   Theme: Navy (#0B1F4D) + Gold (#D4A437)
============================================ */

:root {
  --navy: #0B1F4D;
  --navy-deep: #071535;
  --navy-light: #1a2f63;
  --gold: #D4A437;
  --gold-light: #E8C25A;
  --gold-soft: #FBF5E5;
  --white: #ffffff;
  --off-white: #f7f9fc;
  --gray-100: #f1f3f8;
  --gray-300: #d4d8e0;
  --gray-500: #6b7280;
  --gray-700: #374151;
  --gray-900: #111827;
  --shadow-sm: 0 2px 6px rgba(11, 31, 77, 0.06);
  --shadow-md: 0 8px 24px rgba(11, 31, 77, 0.10);
  --shadow-lg: 0 20px 50px rgba(11, 31, 77, 0.15);
  --radius: 12px;
  --radius-lg: 20px;
  --transition: all 0.3s ease;
  --font-display: 'Playfair Display', 'Times New Roman', serif;
  --font-body: 'Inter', 'Segoe UI', system-ui, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--gray-900);
  background-color: var(--white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }

a { color: var(--navy); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--gold); }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--navy);
  line-height: 1.2;
  font-weight: 700;
  margin-bottom: 0.6em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.6rem); }
h4 { font-size: 1.2rem; }

p { margin-bottom: 1rem; color: var(--gray-700); }

.container {
  width: 92%;
  max-width: 1200px;
  margin: 0 auto;
}

/* ============================================
   TOP BAR
============================================ */
.topbar {
  background: var(--navy-deep);
  color: var(--white);
  font-size: 0.85rem;
  padding: 8px 0;
}
.topbar .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 10px;
}
.topbar a { color: var(--gold-light); }
.topbar a:hover { color: var(--white); }
.topbar i { margin-right: 6px; color: var(--gold); }

/* ============================================
   NAVBAR
============================================ */
.navbar {
  background: var(--white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  border-bottom: 3px solid var(--gold);
}

.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
}
.brand img {
  height: 60px;
  width: auto;
}
.brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}
.brand-text .name {
  font-family: var(--font-display);
  font-weight: 700;
  color: var(--navy);
  font-size: 1.2rem;
  letter-spacing: 0.5px;
}
.brand-text .tag {
  font-size: 0.7rem;
  color: var(--gold);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-weight: 600;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 4px;
  align-items: center;
}
.nav-menu > li { position: relative; }
.nav-menu > li > a {
  padding: 10px 14px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--navy);
  border-radius: 8px;
  display: flex;
  align-items: center;
  gap: 5px;
}
.nav-menu > li > a:hover,
.nav-menu > li > a.active {
  background: var(--gold-soft);
  color: var(--navy);
}
.nav-menu > li > a.active {
  color: var(--gold);
  font-weight: 600;
}

/* Dropdown */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 0;
  background: var(--white);
  min-width: 260px;
  list-style: none;
  padding: 10px;
  border-radius: 12px;
  box-shadow: var(--shadow-lg);
  border-top: 3px solid var(--gold);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: var(--transition);
}
.nav-menu > li:hover > .dropdown-menu,
.nav-menu > li:focus-within > .dropdown-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.dropdown-menu li a {
  padding: 10px 14px;
  font-size: 0.9rem;
  display: block;
  border-radius: 8px;
  color: var(--gray-700);
}
.dropdown-menu li a:hover {
  background: var(--gold-soft);
  color: var(--navy);
  padding-left: 18px;
}

.nav-cta {
  background: var(--gold);
  color: var(--navy) !important;
  font-weight: 600 !important;
  padding: 10px 20px !important;
  border-radius: 8px !important;
  margin-left: 8px;
}
.nav-cta:hover { background: var(--gold-light); }

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

/* ============================================
   BUTTONS
============================================ */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.95rem;
  border: 2px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}
.btn-primary {
  background: var(--gold);
  color: var(--navy);
}
.btn-primary:hover {
  background: var(--navy);
  color: var(--gold);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}
.btn-outline:hover {
  background: var(--white);
  color: var(--navy);
}
.btn-navy {
  background: var(--navy);
  color: var(--white);
}
.btn-navy:hover {
  background: var(--gold);
  color: var(--navy);
}

/* ============================================
   HERO
============================================ */
.hero {
  position: relative;
  background: linear-gradient(135deg, rgba(7,21,53,0.92), rgba(11,31,77,0.85)),
              url('../images/hero-bg.jpg') center/cover no-repeat;
  /* INSERT YOUR HERO BACKGROUND IMAGE PATH ABOVE */
  color: var(--white);
  padding: 110px 0 130px;
  overflow: hidden;
}
.hero::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 80px;
  background: linear-gradient(to top right, var(--white) 50%, transparent 50%);
}
.hero-content { max-width: 800px; position: relative; z-index: 2; }
.hero h1 { color: var(--white); margin-bottom: 20px; }
.hero h1 span { color: var(--gold); }
.hero .lead {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.9);
  margin-bottom: 30px;
  max-width: 700px;
}
.hero-badges {
  display: flex; gap: 12px; flex-wrap: wrap;
  margin-bottom: 28px;
}
.hero-badge {
  background: rgba(212,164,55,0.15);
  border: 1px solid var(--gold);
  color: var(--gold-light);
  padding: 6px 14px;
  border-radius: 50px;
  font-size: 0.82rem;
  font-weight: 500;
}
.hero-cta { display: flex; gap: 14px; flex-wrap: wrap; }

/* Sub-hero / Page banner */
.page-banner {
  background: linear-gradient(135deg, var(--navy-deep), var(--navy));
  color: var(--white);
  padding: 70px 0 60px;
  text-align: center;
  position: relative;
}
.page-banner::before {
  content: '';
  position: absolute; inset: 0;
  background: url('../images/pattern.svg') center/cover;
  opacity: 0.08;
}
.page-banner h1 { color: var(--white); margin-bottom: 10px; }
.page-banner .breadcrumb {
  color: var(--gold-light);
  font-size: 0.9rem;
}
.page-banner .breadcrumb a { color: var(--white); }

/* ============================================
   SECTIONS
============================================ */
section { padding: 80px 0; }

.section-head {
  text-align: center;
  max-width: 750px;
  margin: 0 auto 50px;
}
.section-head .eyebrow {
  color: var(--gold);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 10px;
  display: inline-block;
}
.section-head h2 { margin-bottom: 14px; }
.section-head p { color: var(--gray-500); font-size: 1.05rem; }

.bg-light { background: var(--off-white); }
.bg-navy { background: var(--navy); color: var(--white); }
.bg-navy h1, .bg-navy h2, .bg-navy h3 { color: var(--white); }
.bg-navy p { color: rgba(255,255,255,0.85); }

/* ============================================
   CARDS / GRIDS
============================================ */
.grid {
  display: grid;
  gap: 28px;
}
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.grid-3 { grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }

.card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  border-top: 4px solid transparent;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-top-color: var(--gold);
}
.card .icon {
  width: 60px; height: 60px;
  background: var(--gold-soft);
  color: var(--gold);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 18px;
}
.card h3 { font-size: 1.25rem; }
.card p { font-size: 0.95rem; }

/* Program card with image */
.program-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.program-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}
.program-card .img-wrap {
  height: 200px;
  background: var(--navy);
  position: relative;
  overflow: hidden;
}
.program-card .img-wrap img {
  width: 100%; height: 100%; object-fit: cover;
  transition: transform 0.5s ease;
}
.program-card:hover .img-wrap img { transform: scale(1.08); }
.program-card .img-wrap::after {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, transparent 50%, rgba(7,21,53,0.7));
}
.program-card .pill {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--gold);
  color: var(--navy);
  padding: 4px 12px;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
  z-index: 2;
}
.program-card .body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.program-card h3 { font-size: 1.3rem; margin-bottom: 10px; }
.program-card .body .link {
  margin-top: auto;
  color: var(--gold);
  font-weight: 600;
  font-size: 0.9rem;
}
.program-card .body .link i { margin-left: 6px; transition: var(--transition); }
.program-card:hover .body .link i { transform: translateX(5px); }

/* ============================================
   FEATURE LIST (with icons)
============================================ */
.feature-list { list-style: none; }
.feature-list li {
  padding: 12px 0 12px 36px;
  position: relative;
  color: var(--gray-700);
}
.feature-list li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0; top: 12px;
  color: var(--gold);
  background: var(--gold-soft);
  width: 24px; height: 24px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.7rem;
}

/* ============================================
   SPLIT (image + text)
============================================ */
.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.split.reverse > div:first-child { order: 2; }
.split .img-block {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}
.split .img-block img {
  width: 100%; height: 100%; object-fit: cover;
  min-height: 380px;
}
.split .img-block::after {
  content: '';
  position: absolute;
  bottom: -20px; right: -20px;
  width: 120px; height: 120px;
  background: var(--gold);
  border-radius: var(--radius-lg);
  z-index: -1;
}

/* ============================================
   STATS
============================================ */
.stats-bar {
  background: var(--navy-deep);
  color: var(--white);
  padding: 60px 0;
}
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 30px;
  text-align: center;
}
.stat-item .num {
  font-family: var(--font-display);
  font-size: 2.8rem;
  color: var(--gold);
  font-weight: 700;
  line-height: 1;
}
.stat-item .lbl {
  color: rgba(255,255,255,0.85);
  margin-top: 8px;
  font-size: 0.95rem;
}

/* ============================================
   ACCORDION (FAQ)
============================================ */
.accordion-item {
  background: var(--white);
  border-radius: 12px;
  margin-bottom: 14px;
  box-shadow: var(--shadow-sm);
  overflow: hidden;
}
.accordion-header {
  padding: 20px 24px;
  font-weight: 600;
  color: var(--navy);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: var(--transition);
  font-size: 1.02rem;
}
.accordion-header:hover { background: var(--gold-soft); }
.accordion-header i { color: var(--gold); transition: var(--transition); }
.accordion-item.active .accordion-header i { transform: rotate(180deg); }
.accordion-body {
  padding: 0 24px;
  max-height: 0;
  overflow: hidden;
  transition: all 0.4s ease;
}
.accordion-item.active .accordion-body {
  padding: 0 24px 22px;
  max-height: 500px;
}

/* ============================================
   FORM
============================================ */
.form-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: var(--shadow-md);
}
.form-group { margin-bottom: 18px; }
.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--navy);
  font-size: 0.92rem;
}
.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-300);
  border-radius: 8px;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
  background: var(--white);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--gold);
  box-shadow: 0 0 0 3px rgba(212,164,55,0.15);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}

/* ============================================
   CTA BANNER
============================================ */
.cta-banner {
  background: linear-gradient(135deg, var(--navy), var(--navy-deep));
  color: var(--white);
  padding: 70px 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  width: 400px; height: 400px;
  background: var(--gold);
  border-radius: 50%;
  opacity: 0.1;
  top: -200px; right: -100px;
}
.cta-banner h2 { color: var(--white); }
.cta-banner p { color: rgba(255,255,255,0.85); max-width: 600px; margin: 0 auto 28px; }

/* ============================================
   FOOTER
============================================ */
footer {
  background: var(--navy-deep);
  color: rgba(255,255,255,0.75);
  padding: 70px 0 0;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}
footer h4 {
  color: var(--white);
  font-family: var(--font-body);
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 20px;
  position: relative;
  padding-bottom: 10px;
}
footer h4::after {
  content: '';
  position: absolute;
  left: 0; bottom: 0;
  width: 30px; height: 3px;
  background: var(--gold);
}
footer ul { list-style: none; }
footer ul li { margin-bottom: 10px; }
footer a { color: rgba(255,255,255,0.7); font-size: 0.92rem; }
footer a:hover { color: var(--gold); padding-left: 5px; }
footer .brand-text .name { color: var(--white); }

.socials { display: flex; gap: 10px; margin-top: 16px; }
.socials a {
  width: 38px; height: 38px;
  background: rgba(255,255,255,0.08);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
}
.socials a:hover { background: var(--gold); color: var(--navy); padding-left: 0; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding: 22px 0;
  text-align: center;
  font-size: 0.85rem;
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 992px) {
  .split { grid-template-columns: 1fr; }
  .split.reverse > div:first-child { order: 0; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .menu-toggle { display: block; }
  .nav-menu {
    position: fixed;
    top: 0; right: -100%;
    width: 85%;
    max-width: 340px;
    height: 100vh;
    background: var(--white);
    flex-direction: column;
    align-items: stretch;
    padding: 80px 20px 30px;
    gap: 0;
    transition: right 0.3s ease;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
  }
  .nav-menu.open { right: 0; }
  .nav-menu > li > a { padding: 14px 12px; border-radius: 6px; }
  .dropdown-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border-top: none;
    background: var(--off-white);
    margin: 4px 0 6px;
    padding: 6px;
  }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero { padding: 70px 0 100px; }
  section { padding: 60px 0; }
  .topbar { display: none; }
}

/* Helpers */
.text-center { text-align: center; }
.mt-1 { margin-top: 1rem; }
.mt-2 { margin-top: 2rem; }
.mb-1 { margin-bottom: 1rem; }
.mb-2 { margin-bottom: 2rem; }