/* Premium Landing Page Redesign CSS */

:root {
  --lp-primary: #4f46e5; /* Indigo 600 */
  --lp-primary-dark: #3730a3; /* Indigo 800 */
  --lp-primary-light: #818cf8; /* Indigo 400 */
  --lp-secondary: #0ea5e9; /* Sky 500 */
  --lp-accent: #f43f5e; /* Rose 500 */
  --lp-text-dark: #0f172a;
  --lp-text-muted: #64748b;
  --lp-bg-body: #f8fafc;
  --lp-gradient-hero: linear-gradient(135deg, #0f172a 0%, #1e1b4b 100%);
  --lp-gradient-primary: linear-gradient(135deg, #4f46e5 0%, #3730a3 100%);
  --lp-gradient-secondary: linear-gradient(135deg, #0ea5e9 0%, #2563eb 100%);
  
  --lp-radius-lg: 1rem;
  --lp-radius-xl: 1.5rem;
  --lp-shadow-neon: 0 0 30px rgba(79, 70, 229, 0.3);
  --lp-shadow-hover: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

body.landing-page {
  font-family: 'Poppins', sans-serif;
  background-color: var(--lp-bg-body);
  color: var(--lp-text-dark);
}

/* Animations */
@keyframes lpFadeInUp {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes lpFloat {
  0% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(2deg); }
  100% { transform: translateY(0px) rotate(0deg); }
}

@keyframes lpPulseBlob {
  0% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.05); opacity: 0.8; }
  100% { transform: scale(1); opacity: 0.5; }
}

.lp-reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.lp-reveal.lp-active {
  opacity: 1;
  transform: translateY(0);
}

/* Navbar */
.landing-nav.is-scrolled {
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.1);
  padding: 0.75rem 0;
}
.landing-nav {
  padding: 1.25rem 0;
  background: transparent;
  transition: all 0.4s ease;
}
.landing-nav .navbar-brand {
  color: var(--lp-primary) !important;
  font-weight: 800;
  font-size: 1.5rem;
}
.landing-nav .nav-link {
  font-weight: 600;
  color: var(--lp-text-dark) !important;
  padding: 0.5rem 1.2rem !important;
  border-radius: 50rem;
  transition: all 0.3s ease;
}
.landing-nav .nav-link:hover {
  color: var(--lp-primary) !important;
  background: rgba(79, 70, 229, 0.08);
}
.landing-nav .btn-primary {
  background: var(--lp-gradient-primary);
  border: none;
  box-shadow: 0 4px 15px rgba(79, 70, 229, 0.4);
  font-weight: 600;
  border-radius: 50rem;
}
.landing-nav .btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--lp-shadow-neon);
}
.landing-nav .btn-outline-primary {
  border-color: var(--lp-primary);
  color: var(--lp-primary);
  font-weight: 600;
  border-radius: 50rem;
}
.landing-nav .btn-outline-primary:hover {
  background: var(--lp-primary);
  color: white;
}

/* Hero Section */
.lp-hero {
  position: relative;
  padding: 12rem 0 8rem;
  background: var(--lp-gradient-hero);
  overflow: hidden;
  color: white;
  min-height: 100vh;
  display: flex;
  align-items: center;
}
.lp-hero::before {
  content: '';
  position: absolute;
  top: -10%;
  right: -5%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(79,70,229,0.4) 0%, rgba(0,0,0,0) 70%);
  border-radius: 50%;
  animation: lpPulseBlob 8s infinite alternate;
  z-index: 0;
}
.lp-hero::after {
  content: '';
  position: absolute;
  bottom: -10%;
  left: -10%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(14,165,233,0.3) 0%, rgba(0,0,0,0) 70%);
  border-radius: 50%;
  animation: lpPulseBlob 10s infinite alternate-reverse;
  z-index: 0;
}
.lp-hero-content {
  position: relative;
  z-index: 2;
}
.lp-hero-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 50rem;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
  color: var(--lp-primary-light);
  animation: lpFadeInUp 0.8s ease forwards;
}
.lp-hero h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(to right, #fff, #94a3b8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: lpFadeInUp 0.8s ease 0.2s forwards;
  opacity: 0;
}
.lp-hero p.lead {
  font-size: 1.25rem;
  color: #cbd5e1;
  margin-bottom: 2.5rem;
  max-width: 600px;
  animation: lpFadeInUp 0.8s ease 0.4s forwards;
  opacity: 0;
}
.lp-hero-actions {
  animation: lpFadeInUp 0.8s ease 0.6s forwards;
  opacity: 0;
}
.lp-hero-actions .btn {
  padding: 1rem 2rem;
  font-size: 1.1rem;
  border-radius: 50rem;
  font-weight: 600;
  transition: all 0.3s ease;
}
.lp-hero-actions .btn-primary {
  background: var(--lp-gradient-primary);
  border: none;
  box-shadow: 0 10px 20px rgba(79, 70, 229, 0.4);
}
.lp-hero-actions .btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 30px rgba(79, 70, 229, 0.6);
}
.lp-hero-actions .btn-outline-light {
  border: 2px solid rgba(255,255,255,0.3);
  backdrop-filter: blur(10px);
}
.lp-hero-actions .btn-outline-light:hover {
  background: white;
  color: var(--lp-text-dark);
}
.lp-hero-image {
  position: relative;
  z-index: 2;
  animation: lpFadeInUp 1s ease 0.4s forwards, lpFloat 6s ease-in-out infinite 1s;
  opacity: 0;
}
.lp-hero-image img {
  width: 100%;
  max-width: 600px;
  filter: drop-shadow(0 20px 30px rgba(0,0,0,0.3));
}

/* Stats Section */
.lp-stats {
  margin-top: -4rem;
  position: relative;
  z-index: 10;
  padding-bottom: 4rem;
}
.lp-stat-card {
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 1);
  border-radius: var(--lp-radius-xl);
  padding: 2rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0,0,0,0.08);
  transition: all 0.3s ease;
}
.lp-stat-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--lp-shadow-hover);
  border-color: var(--lp-primary-light);
}
.lp-stat-icon {
  width: 60px;
  height: 60px;
  background: var(--lp-gradient-secondary);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
  margin: 0 auto 1rem;
  box-shadow: 0 8px 15px rgba(14, 165, 233, 0.3);
}
.lp-stat-card h3 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--lp-text-dark);
  margin-bottom: 0.5rem;
}
.lp-stat-card p {
  color: var(--lp-text-muted);
  font-weight: 500;
  margin: 0;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.85rem;
}

/* Program Section */
.lp-section {
  padding: 6rem 0;
}
.lp-section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.lp-section-header h2 {
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--lp-text-dark);
  margin-bottom: 1rem;
}
.lp-section-header p {
  color: var(--lp-text-muted);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto;
}
.lp-program-card {
  background: white;
  border-radius: var(--lp-radius-xl);
  padding: 2.5rem;
  border: 1px solid rgba(0,0,0,0.05);
  box-shadow: 0 10px 30px rgba(0,0,0,0.03);
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  height: 100%;
  position: relative;
  overflow: hidden;
}
.lp-program-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 4px;
  background: var(--lp-gradient-primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.4s ease;
}
.lp-program-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--lp-shadow-hover);
}
.lp-program-card:hover::before {
  transform: scaleX(1);
}
.lp-program-icon {
  width: 70px;
  height: 70px;
  background: rgba(79, 70, 229, 0.1);
  color: var(--lp-primary);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  margin-bottom: 1.5rem;
  transition: all 0.3s ease;
}
.lp-program-card:hover .lp-program-icon {
  background: var(--lp-primary);
  color: white;
  transform: rotate(-10deg) scale(1.1);
}
.lp-program-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.lp-program-card p {
  color: var(--lp-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}
.lp-progress-wrapper {
  margin-top: auto;
}
.lp-progress-stats {
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--lp-text-dark);
}
.lp-progress {
  height: 8px;
  background: #e2e8f0;
  border-radius: 50rem;
  overflow: hidden;
}
.lp-progress-bar {
  background: var(--lp-gradient-secondary);
  border-radius: 50rem;
}

/* Timeline / Alur */
.lp-bg-alt {
  background: #f1f5f9;
  position: relative;
}
.lp-timeline {
  position: relative;
  max-width: 800px;
  margin: 0 auto;
}
.lp-timeline::before {
  content: '';
  position: absolute;
  top: 0;
  left: 35px;
  width: 4px;
  height: 100%;
  background: var(--lp-gradient-primary);
  border-radius: 4px;
}
.lp-timeline-item {
  position: relative;
  padding-left: 100px;
  margin-bottom: 3rem;
}
.lp-timeline-item:last-child {
  margin-bottom: 0;
}
.lp-timeline-icon {
  position: absolute;
  left: 11px;
  top: 0;
  width: 52px;
  height: 52px;
  background: white;
  border: 4px solid var(--lp-primary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.25rem;
  color: var(--lp-primary);
  box-shadow: 0 0 0 8px #f1f5f9;
  z-index: 2;
  transition: all 0.3s ease;
}
.lp-timeline-item:hover .lp-timeline-icon {
  background: var(--lp-primary);
  color: white;
  transform: scale(1.1);
}
.lp-timeline-content {
  background: white;
  padding: 2rem;
  border-radius: var(--lp-radius-xl);
  box-shadow: 0 10px 30px rgba(0,0,0,0.03);
  transition: all 0.3s ease;
}
.lp-timeline-item:hover .lp-timeline-content {
  transform: translateX(10px);
  box-shadow: var(--lp-shadow-hover);
}
.lp-timeline-content h3 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}
.lp-timeline-content p {
  color: var(--lp-text-muted);
  margin: 0;
}

/* Requirements Grid */
.lp-req-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 1.5rem;
}
.lp-req-item {
  background: white;
  border: 1px solid #e2e8f0;
  border-radius: var(--lp-radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.3s ease;
}
.lp-req-item:hover {
  border-color: var(--lp-primary);
  background: var(--lp-primary);
  color: white;
  transform: translateY(-5px);
  box-shadow: 0 10px 20px rgba(79, 70, 229, 0.2);
}
.lp-req-item i {
  font-size: 2.5rem;
  color: var(--lp-primary);
  margin-bottom: 1rem;
  display: block;
  transition: all 0.3s ease;
}
.lp-req-item:hover i {
  color: white;
}
.lp-req-item span {
  font-weight: 600;
  font-size: 1rem;
  display: block;
}

/* FAQ */
.lp-accordion .accordion-item {
  border: none;
  background: white;
  margin-bottom: 1rem;
  border-radius: var(--lp-radius-lg) !important;
  box-shadow: 0 5px 15px rgba(0,0,0,0.02);
  overflow: hidden;
}
.lp-accordion .accordion-button {
  font-weight: 600;
  padding: 1.25rem 1.5rem;
  background: white;
  color: var(--lp-text-dark);
  box-shadow: none !important;
}
.lp-accordion .accordion-button:not(.collapsed) {
  color: var(--lp-primary);
  background: rgba(79, 70, 229, 0.02);
}
.lp-accordion .accordion-body {
  padding: 0 1.5rem 1.5rem;
  color: var(--lp-text-muted);
  line-height: 1.7;
}

/* CTA Section */
.lp-cta {
  background: var(--lp-gradient-hero);
  padding: 6rem 0;
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}
.lp-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url('data:image/svg+xml,%3Csvg width="60" height="60" viewBox="0 0 60 60" xmlns="http://www.w3.org/2000/svg"%3E%3Cg fill="none" fill-rule="evenodd"%3E%3Cg fill="%234f46e5" fill-opacity="0.1"%3E%3Cpath d="M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z"/%3E%3C/g%3E%3C/g%3E%3C/svg%3E');
}
.lp-cta-content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}
.lp-cta h2 {
  font-size: 3rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
}
.lp-cta p {
  font-size: 1.25rem;
  color: #cbd5e1;
  margin-bottom: 2.5rem;
}

/* Footer */
.lp-footer {
  background: #0f172a;
  color: #94a3b8;
  padding: 4rem 0 2rem;
}
.lp-footer-brand {
  color: white;
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  display: block;
}
.lp-footer-links a {
  color: #94a3b8;
  margin-right: 1.5rem;
  font-weight: 500;
  transition: all 0.3s ease;
}
.lp-footer-links a:hover {
  color: white;
}
.lp-footer-bottom {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

/* Responsive */
@media (max-width: 991px) {
  .lp-hero { padding: 10rem 0 6rem; text-align: center; }
  .lp-hero h1 { font-size: 3rem; }
  .lp-hero p.lead { margin-left: auto; margin-right: auto; }
  .lp-hero-actions { display: flex; flex-direction: column; gap: 1rem; align-items: center; }
  .lp-hero-actions .btn { width: 100%; max-width: 300px; }
  .lp-hero-image { display: none; }
  .lp-stats { margin-top: 2rem; }
  .lp-timeline::before { left: 20px; }
  .lp-timeline-item { padding-left: 60px; }
  .lp-timeline-icon { left: 0; width: 44px; height: 44px; font-size: 1rem; }
}
@media (max-width: 767px) {
  .lp-hero h1 { font-size: 2.5rem; }
  .lp-section-header h2 { font-size: 2rem; }
  .lp-stat-card { margin-bottom: 1.5rem; }
  .lp-cta h2 { font-size: 2rem; }
  .lp-footer-bottom { flex-direction: column; text-align: center; gap: 1rem; }
  .lp-footer-links { margin-top: 1.5rem; display: flex; flex-direction: column; gap: 1rem; }
  .lp-footer-links a { margin: 0; }
}