/**
 * GLI Institute Theme - Main Stylesheet
 *
 * Implements public-facing layouts, headers, hero section, academic tracks, and footers.
 */

/* ==========================================================================
   CONTAINER & UTILITIES
   ========================================================================== */
.gli-container {
  width: 100%;
  max-width: 1240px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
  box-sizing: border-box;
}

.text-center { text-align: center; }
.bg-lavender { background-color: var(--gli-light-lavender); }

.gli-sub-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  color: var(--gli-electric-purple);
  margin-bottom: 8px;
  text-transform: uppercase;
}

.gli-section-title {
  font-size: 32px;
  font-weight: 800;
  color: var(--gli-text-primary);
  margin: 0 0 12px 0;
  line-height: 1.25;
}

.gli-section-desc {
  font-size: 16px;
  color: var(--gli-text-secondary);
  max-width: 620px;
  margin: 0 0 28px 0;
}

.gli-home-section {
  padding: 80px 0;
}

.gli-home-section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: 40px;
}

.gli-home-section-header.text-center {
  flex-direction: column;
  align-items: center;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.gli-site-header {
  background-color: var(--gli-white);
  border-bottom: 1px solid var(--gli-border-color);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: all 0.25s ease;
}

.gli-header-inner {
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.gli-brand-link img {
  height: 44px;
  width: auto;
  display: block;
}

.gli-main-nav {
  display: flex;
  align-items: center;
}

.gli-primary-menu {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 28px;
}

.gli-primary-menu li a {
  color: var(--gli-text-primary);
  font-size: 14.5px;
  font-weight: 600;
  text-decoration: none;
  transition: color 0.2s ease;
}

.gli-primary-menu li a:hover {
  color: var(--gli-electric-purple);
}

.gli-header-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.gli-btn-signin {
  font-size: 14px;
  font-weight: 600;
  color: var(--gli-primary-dark);
  text-decoration: none;
  padding: 10px 18px;
  border-radius: var(--gli-radius-pill);
}

.gli-btn-signin:hover {
  color: var(--gli-electric-purple);
}

.gli-btn-get-started {
  background-color: var(--gli-electric-purple);
  color: var(--gli-white);
  padding: 10px 22px;
  border-radius: var(--gli-radius-pill);
  font-size: 14px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(99, 32, 238, 0.25);
  transition: all 0.2s ease;
}

.gli-btn-get-started:hover {
  background-color: var(--gli-electric-hover);
  color: var(--gli-white);
  transform: translateY(-1px);
}

.gli-header-user-pill {
  display: flex;
  align-items: center;
  gap: 12px;
  background-color: var(--gli-lavender-tint);
  border: 1px solid var(--gli-border-color);
  padding: 6px 14px;
  border-radius: var(--gli-radius-pill);
}

.gli-user-dash-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
}

.gli-header-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  object-fit: cover;
}

.gli-header-username {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--gli-text-primary);
}

.gli-dash-badge {
  font-size: 10.5px;
  font-weight: 700;
  background-color: var(--gli-electric-purple);
  color: var(--gli-white);
  padding: 2px 8px;
  border-radius: var(--gli-radius-pill);
}

.gli-header-cart-btn {
  position: relative;
  font-size: 18px;
  color: var(--gli-text-primary);
  text-decoration: none;
  padding: 8px;
}

.gli-cart-badge {
  position: absolute;
  top: 0;
  right: 0;
  background-color: var(--gli-danger);
  color: var(--gli-white);
  font-size: 10px;
  font-weight: 800;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.gli-mobile-nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.gli-mobile-nav-toggle span {
  display: block;
  width: 24px;
  height: 2.5px;
  background-color: var(--gli-primary-dark);
  margin: 5px 0;
  border-radius: 2px;
}

.gli-mobile-nav-drawer {
  display: none;
  position: fixed;
  top: 0;
  right: 0;
  bottom: 0;
  width: 300px;
  background-color: var(--gli-white);
  box-shadow: -4px 0 24px rgba(0, 0, 0, 0.15);
  z-index: 2000;
  padding: 24px;
  flex-direction: column;
}

.gli-mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 32px;
}

.gli-mobile-drawer-close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
}

.gli-mobile-links {
  list-style: none;
  padding: 0;
  margin: 0 0 32px 0;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.gli-mobile-links li a {
  font-size: 17px;
  font-weight: 700;
  color: var(--gli-text-primary);
  text-decoration: none;
}

/* ==========================================================================
   HOMEPAGE HERO SECTION
   ========================================================================== */
.gli-home-hero {
  background: radial-gradient(circle at 80% 20%, #f3effc 0%, #ffffff 70%);
  padding: 80px 0 90px 0;
  position: relative;
  overflow: hidden;
}

.gli-home-hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 48px;
}

.gli-hero-pill-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: #ede9fe;
  color: #5b21b6;
  padding: 6px 16px;
  border-radius: var(--gli-radius-pill);
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 24px;
}

.gli-hero-main-title {
  font-size: 48px;
  font-weight: 900;
  line-height: 1.15;
  color: var(--gli-primary-dark);
  margin: 0 0 20px 0;
  letter-spacing: -0.02em;
}

.gli-hero-subtitle {
  font-size: 18px;
  line-height: 1.6;
  color: var(--gli-text-secondary);
  margin: 0 0 36px 0;
  max-width: 540px;
}

.gli-hero-actions-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.gli-btn-hero-primary {
  background-color: var(--gli-electric-purple);
  color: var(--gli-white);
  padding: 16px 36px;
  border-radius: var(--gli-radius-pill);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 8px 24px rgba(99, 32, 238, 0.35);
  transition: all 0.25s ease;
}

.gli-btn-hero-primary:hover {
  background-color: var(--gli-electric-hover);
  color: var(--gli-white);
  transform: translateY(-2px);
}

.gli-btn-hero-secondary {
  background-color: var(--gli-white);
  color: var(--gli-primary-dark);
  border: 1px solid var(--gli-border-color);
  padding: 15px 32px;
  border-radius: var(--gli-radius-pill);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
  transition: all 0.2s ease;
}

.gli-btn-hero-secondary:hover {
  border-color: var(--gli-electric-purple);
  color: var(--gli-electric-purple);
}

.gli-hero-trust-row {
  display: flex;
  align-items: center;
  gap: 16px;
}

.gli-avatar-stack {
  display: flex;
}

.gli-av-circle {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 2px solid var(--gli-white);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-left: -10px;
  font-size: 18px;
  background-color: #ede9fe;
}

.gli-av-circle:first-child { margin-left: 0; }

.gli-trust-text {
  font-size: 14px;
  color: var(--gli-text-secondary);
}

.gli-trust-text strong {
  color: var(--gli-primary-dark);
}

/* 3D Visual Art Mockup on Hero */
.gli-hero-3d-card {
  position: relative;
  width: 100%;
  height: 440px;
  background: linear-gradient(135deg, #1e0a3c 0%, #3b1373 60%, #6320ee 100%);
  border-radius: 32px;
  box-shadow: 0 24px 60px rgba(30, 10, 60, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
}

.gli-3d-emblem-wrap {
  text-align: center;
  position: relative;
}

.gli-emblem-halo {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.4) 0%, transparent 70%);
  border-radius: 50%;
}

.gli-cap-icon {
  font-size: 72px;
  filter: drop-shadow(0 10px 20px rgba(0,0,0,0.3));
  margin-bottom: -10px;
}

.gli-stack-book {
  height: 32px;
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0,0,0,0.25);
}

.book-top {
  width: 200px;
  background: #ede9fe;
  color: #1e0a3c;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  font-size: 11px;
  letter-spacing: 0.1em;
}

.book-mid {
  width: 220px;
  background: #6320ee;
  margin: 6px auto;
}

.book-bot {
  width: 240px;
  background: #ffffff;
  margin: 0 auto;
}

.gli-float-badge {
  position: absolute;
  background-color: var(--gli-white);
  border-radius: 16px;
  padding: 12px 18px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
  display: flex;
  align-items: center;
  gap: 12px;
}

.gli-float-badge .badge-icon {
  font-size: 24px;
}

.gli-float-badge strong {
  display: block;
  font-size: 14px;
  color: var(--gli-primary-dark);
}

.gli-float-badge small {
  font-size: 11px;
  color: var(--gli-text-secondary);
}

.float-top-right {
  top: 30px;
  right: -20px;
}

.float-bot-left {
  bottom: 30px;
  left: -20px;
}

/* ==========================================================================
   METRICS BAR
   ========================================================================== */
.gli-metrics-bar-section {
  background-color: var(--gli-primary-dark);
  color: var(--gli-white);
  padding: 36px 0;
}

.gli-metrics-bar-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  text-align: center;
}

.gli-metric-val {
  display: block;
  font-size: 36px;
  font-weight: 900;
  color: #a855f7;
  margin-bottom: 4px;
}

.gli-metric-title {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.8);
  font-weight: 500;
}

/* ==========================================================================
   ACADEMIC PROGRAMMES CARDS
   ========================================================================== */
.gli-program-tracks-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.gli-track-card {
  background-color: var(--gli-white);
  border-radius: 20px;
  padding: 32px 24px;
  border: 1px solid var(--gli-border-color);
  box-shadow: var(--gli-shadow-sm);
  display: flex;
  flex-direction: column;
  transition: all 0.25s ease;
}

.gli-track-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--gli-shadow-md);
  border-color: var(--gli-electric-purple);
}

.gli-track-icon-wrap {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 20px;
}

.gli-track-icon-wrap.bg-purple { background-color: #ede9fe; }
.gli-track-icon-wrap.bg-blue { background-color: #e0f2fe; }
.gli-track-icon-wrap.bg-green { background-color: #dcfce7; }
.gli-track-icon-wrap.bg-orange { background-color: #ffedd5; }

.gli-track-card h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 0 0 10px 0;
  line-height: 1.3;
}

.gli-track-card p {
  font-size: 13.5px;
  color: var(--gli-text-secondary);
  line-height: 1.5;
  margin: 0 0 20px 0;
  flex: 1;
}

.gli-track-link {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--gli-electric-purple);
  text-decoration: none;
}

/* ==========================================================================
   WHY STUDY AT GLI
   ========================================================================== */
.gli-why-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: center;
  gap: 56px;
}

.gli-feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 32px;
}

.gli-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.gli-feature-item .check {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background-color: #dcfce7;
  color: #16a34a;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 900;
  flex-shrink: 0;
}

.gli-feature-item strong {
  display: block;
  font-size: 16px;
  color: var(--gli-text-primary);
  margin-bottom: 4px;
}

.gli-feature-item p {
  margin: 0;
  font-size: 13.5px;
  color: var(--gli-text-secondary);
}

.gli-cert-card-preview {
  background: radial-gradient(circle at center, #ffffff 60%, #faf6eb 100%);
  border: 4px double #d4af37;
  border-radius: 16px;
  padding: 32px;
  text-align: center;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.08);
}

.gli-cert-card-preview .seal {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: radial-gradient(circle, #fde047 0%, #ca8a04 100%);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin: 0 auto 16px auto;
}

/* ==========================================================================
   CALL TO ACTION BANNER
   ========================================================================== */
.gli-cta-banner-section {
  padding: 40px 0 80px 0;
}

.gli-cta-banner-card {
  background: linear-gradient(135deg, #1e0a3c 0%, #6320ee 100%);
  border-radius: 32px;
  padding: 64px 48px;
  color: var(--gli-white);
  text-align: center;
  box-shadow: 0 20px 50px rgba(99, 32, 238, 0.25);
}

.gli-cta-banner-card h2 {
  font-size: 36px;
  font-weight: 900;
  margin: 0 0 16px 0;
  color: var(--gli-white);
}

.gli-cta-banner-card p {
  font-size: 17px;
  color: rgba(255, 255, 255, 0.85);
  max-width: 620px;
  margin: 0 auto 36px auto;
}

.gli-cta-buttons {
  display: flex;
  justify-content: center;
  gap: 20px;
}

.gli-btn-white-hero {
  background-color: var(--gli-white);
  color: var(--gli-primary-dark);
  padding: 16px 36px;
  border-radius: var(--gli-radius-pill);
  font-size: 16px;
  font-weight: 800;
  text-decoration: none;
}

.gli-btn-outline-white {
  background: none;
  color: var(--gli-white);
  border: 1px solid rgba(255, 255, 255, 0.4);
  padding: 15px 32px;
  border-radius: var(--gli-radius-pill);
  font-size: 16px;
  font-weight: 700;
  text-decoration: none;
}

/* ==========================================================================
   FOOTER
   ========================================================================== */
.gli-site-footer {
  background-color: var(--gli-primary-dark);
  color: var(--gli-white);
  padding: 80px 0 32px 0;
}

.gli-footer-top-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 48px;
  margin-bottom: 60px;
}

.gli-footer-logo img {
  height: 40px;
  margin-bottom: 20px;
}

.gli-footer-desc {
  font-size: 13.5px;
  line-height: 1.6;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 24px;
}

.gli-footer-heading {
  font-size: 16px;
  font-weight: 800;
  margin: 0 0 20px 0;
  color: var(--gli-white);
}

.gli-footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.gli-footer-links li a {
  color: rgba(255, 255, 255, 0.75);
  font-size: 14px;
  text-decoration: none;
  transition: color 0.2s ease;
}

.gli-footer-links li a:hover {
  color: #a855f7;
}

.gli-footer-newsletter-text {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 16px;
}

.gli-footer-newsletter-form {
  display: flex;
  gap: 8px;
}

.gli-footer-newsletter-form input {
  flex: 1;
  padding: 10px 14px;
  border-radius: var(--gli-radius-pill);
  border: 1px solid rgba(255, 255, 255, 0.2);
  background-color: rgba(255, 255, 255, 0.08);
  color: var(--gli-white);
  font-size: 13px;
  outline: none;
}

.gli-footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
}

.gli-footer-legal a {
  color: rgba(255, 255, 255, 0.6);
  text-decoration: none;
}