/* Raj Computers Academy � Gen AI Landing Page */
:root {
  --bg-primary: #0A0F2E;
  --bg-secondary: #0D1545;
  --bg-card: #111B55;
  --accent-cyan: #00CFFF;
  --accent-cyan-dim: #0099CC;
  --accent-red: #CC0000;
  --accent-white: #FFFFFF;
  --text-muted: #A0B4CC;
  --border-glow: rgba(0, 207, 255, 0.3);
  --gradient-hero: linear-gradient(135deg, #0A0F2E 0%, #0D1A5C 50%, #0A2040 100%);
  --font-display: 'Orbitron', monospace;
  --font-body: 'Rajdhani', sans-serif;
  --nav-height: 76px;
  --radius: 12px;
  --radius-pill: 999px;
  --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: 18px;
  font-weight: 500;
  line-height: 1.6;
  color: var(--accent-white);
  background: var(--bg-primary);
  overflow-x: hidden;
}

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

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--accent-white);
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible {
  outline: 2px solid var(--accent-cyan);
  outline-offset: 3px;
}

.container {
  width: min(1200px, 92vw);
  margin-inline: auto;
}

.section {
  padding: 5rem 0;
  scroll-margin-top: var(--nav-height);
  position: relative;
}

.section::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 1px 1px, rgba(0, 207, 255, 0.06) 1px, transparent 0);
  background-size: 28px 28px;
  pointer-events: none;
  opacity: 0.5;
}

.section > .container {
  position: relative;
  z-index: 1;
}

/* Particle canvas */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: 0.55;
}

/* Navbar */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(10, 15, 46, 0.75);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition), background var(--transition);
}

.navbar.scrolled {
  border-bottom-color: var(--border-glow);
  background: rgba(10, 15, 46, 0.92);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  width: min(1200px, 92vw);
  margin-inline: auto;
  gap: 1rem;
}

.nav-logo img {
  width: 140px;
  max-height: 52px;
  object-fit: contain;
}

.nav-links {
  display: none;
  list-style: none;
  gap: 1.75rem;
}

.nav-link {
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-muted);
}

.nav-link:hover,
.nav-link.active {
  color: var(--accent-cyan);
}

.nav-cta {
  display: none;
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  background: transparent;
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  cursor: pointer;
  padding: 10px;
}

.nav-toggle span {
  display: block;
  height: 2px;
  background: var(--accent-cyan);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

.mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  background: rgba(10, 15, 46, 0.98);
  border-bottom: 1px solid var(--border-glow);
  padding: 1.5rem;
  z-index: 999;
  flex-direction: column;
  gap: 1rem;
}

.mobile-menu.open {
  display: flex;
}

.mobile-menu a {
  font-size: 1.2rem;
  font-weight: 600;
  text-transform: uppercase;
  color: var(--text-muted);
  padding: 0.5rem 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  font-family: var(--font-body);
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: 0.03em;
  text-transform: uppercase;
  border-radius: var(--radius-pill);
  border: 2px solid transparent;
  cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
}

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

.btn-primary:hover {
  background: var(--accent-white);
  color: var(--bg-primary);
  transform: translateY(-2px);
  box-shadow: 0 0 24px rgba(0, 207, 255, 0.45);
}

.btn-secondary {
  background: transparent;
  color: var(--accent-cyan);
  border-color: var(--accent-cyan);
}

.btn-secondary:hover {
  background: rgba(0, 207, 255, 0.1);
  transform: translateY(-2px);
}

.btn-shimmer {
  position: relative;
  overflow: hidden;
}

.btn-shimmer::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(105deg, transparent 40%, rgba(255, 255, 255, 0.35) 50%, transparent 60%);
  transform: translateX(-120%);
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0%, 70% { transform: translateX(-120%); }
  100% { transform: translateX(120%); }
}

/* Hero */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  background: var(--gradient-hero);
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  gap: 3rem;
  align-items: center;
  padding: 3rem 0;
}

.badge {
  display: inline-block;
  font-size: 0.95rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.badge-outline {
  padding: 0.45rem 1rem;
  border: 1px solid var(--accent-cyan);
  border-radius: var(--radius-pill);
  color: var(--accent-cyan);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 6vw, 3.5rem);
  font-weight: 900;
  line-height: 1.1;
  text-shadow: 0 0 30px rgba(0, 207, 255, 0.35);
  margin-bottom: 0.75rem;
}

.hero-sub {
  font-size: clamp(1.35rem, 3vw, 1.6rem);
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.35rem;
}

.hero-cert,
.hero-meta {
  color: var(--text-muted);
  font-size: 1.1rem;
}

.hero-meta {
  margin-bottom: 1.5rem;
}

.trust-pills {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  margin-bottom: 2rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.85rem;
  font-size: 0.9rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-pill);
  color: var(--text-muted);
}

.pill i {
  color: var(--accent-cyan);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-visual {
  display: flex;
  justify-content: center;
}

.hero-ring {
  position: relative;
  width: min(340px, 80vw);
  aspect-ratio: 1;
  border-radius: 50%;
  padding: 6px;
  background: conic-gradient(from 0deg, var(--accent-cyan), var(--bg-secondary), var(--accent-cyan));
  animation: ring-pulse 4s ease-in-out infinite;
  box-shadow: 0 0 40px rgba(0, 207, 255, 0.25);
}

.hero-ring::before {
  content: '';
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1px solid var(--border-glow);
  animation: ring-pulse 3s ease-in-out infinite;
}

@keyframes ring-pulse {
  0%, 100% { opacity: 0.4; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.03); }
}

.hero-ring img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 50%;
  border: 4px solid var(--bg-primary);
}

/* Section typography */
.section-title {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: 1rem;
  text-shadow: 0 0 20px rgba(0, 207, 255, 0.2);
}

.section-sub,
.section-lead {
  text-align: center;
  color: var(--text-muted);
  max-width: 720px;
  margin: 0 auto 2.5rem;
  font-size: 1.15rem;
}

.section-sub {
  color: var(--accent-cyan);
  margin-bottom: 2rem;
}

/* Program */
.program {
  background: var(--bg-secondary);
}

.stat-grid {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 2.5rem;
}

.stat-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
  padding: 2rem 1.5rem;
  text-align: center;
  transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 20px rgba(0, 207, 255, 0.15);
}

.stat-icon {
  font-size: 2rem;
  color: var(--accent-cyan);
  display: block;
  margin-bottom: 0.75rem;
}

.stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-cyan);
  margin-bottom: 0.25rem;
}

.stat-label {
  color: var(--text-muted);
  font-size: 1rem;
}

.program-banner {
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-glow);
  box-shadow: 0 0 30px rgba(0, 207, 255, 0.1);
}

.program-banner img {
  width: 100%;
  object-fit: cover;
  max-height: 320px;
}

/* Curriculum accordion */
.curriculum {
  background: var(--bg-primary);
}

.accordion {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.phase {
  background: var(--bg-secondary);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
  overflow: hidden;
}

.phase-header {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1.1rem 1.25rem;
  background: linear-gradient(90deg, rgba(0, 207, 255, 0.15), transparent);
  border: none;
  cursor: pointer;
  text-align: left;
  color: var(--accent-white);
  font-family: var(--font-body);
  transition: background var(--transition);
}

.phase-header:hover {
  background: linear-gradient(90deg, rgba(0, 207, 255, 0.25), transparent);
}

.phase-num {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  white-space: nowrap;
}

.phase-name {
  flex: 1;
  font-family: var(--font-display);
  font-size: clamp(0.85rem, 2.5vw, 1rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

.phase-chevron {
  color: var(--accent-cyan);
  transition: transform var(--transition);
}

.phase.open .phase-chevron {
  transform: rotate(180deg);
}

.phase-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.45s ease;
}

.phase.open .phase-body {
  max-height: 2000px;
  padding: 0 1.25rem 1.25rem;
}

.module-grid {
  display: grid;
  gap: 1rem;
  padding-top: 0.5rem;
}

.module-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  border-top: 3px solid var(--accent-cyan);
  padding: 1.25rem 1.35rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

.module-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 20px rgba(0, 207, 255, 0.15);
}

.module-badge {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.module-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.module-card ul {
  list-style: none;
}

.module-card li {
  color: var(--text-muted);
  font-size: 1rem;
  padding: 0.2rem 0;
  padding-left: 1rem;
  position: relative;
}

.module-card li::before {
  content: '\203A';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
  font-weight: 700;
}

.phase-capstone .phase-header {
  background: linear-gradient(90deg, rgba(255, 200, 50, 0.2), transparent);
}

.module-capstone {
  border-top-color: #FFC832;
}

.module-capstone .module-badge {
  color: #FFC832;
}

/* Benefits */
.benefits {
  background: var(--bg-secondary);
}

.benefits-grid {
  display: grid;
  gap: 1.25rem;
}

.benefit-card {
  background: var(--bg-card);
  border: 1px solid rgba(0, 207, 255, 0.15);
  border-radius: var(--radius);
  padding: 1.75rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.benefit-card:hover {
  transform: translateY(-4px);
  border-color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 207, 255, 0.15);
}

.benefit-icon {
  font-size: 2.25rem;
  color: var(--accent-cyan);
  display: block;
  margin-bottom: 0.75rem;
}

.benefit-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.benefit-card p {
  color: var(--text-muted);
  font-size: 1rem;
}

/* Personas */
.personas {
  background: var(--bg-primary);
}

.persona-grid {
  display: grid;
  gap: 1.5rem;
}

.persona-card {
  display: flex;
  flex-direction: column;
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 2rem 1.75rem 1.5rem;
  border: 1px solid var(--border-glow);
  border-top: 3px solid var(--accent-cyan);
  min-height: 320px;
  position: relative;
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.persona-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 20px rgba(0, 207, 255, 0.15);
}

.persona-icon {
  font-size: 2.5rem;
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
}

.persona-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.35rem;
}

.persona-headline {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}

.persona-card > p:not(.persona-headline) {
  color: var(--text-muted);
  flex: 1;
  margin-bottom: 1.25rem;
}

.persona-tag {
  display: inline-block;
  margin-top: auto;
  padding: 0.5rem 1rem;
  background: rgba(0, 207, 255, 0.12);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-pill);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--accent-cyan);
}

/* Careers */
.careers {
  background: var(--bg-secondary);
}

.career-grid {
  display: grid;
  gap: 1.25rem;
  margin-bottom: 2rem;
}

.career-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
  overflow: hidden;
  transition: transform var(--transition), box-shadow var(--transition);
}

.career-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 0 20px rgba(0, 207, 255, 0.15);
}

.career-card header {
  background: linear-gradient(90deg, rgba(0, 207, 255, 0.2), rgba(0, 102, 255, 0.1));
  padding: 1rem 1.25rem;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.career-card header i {
  color: var(--accent-cyan);
}

.career-card ul {
  list-style: none;
  padding: 1rem 1.25rem 1.25rem;
}

.career-card li {
  color: var(--text-muted);
  padding: 0.35rem 0;
  padding-left: 1.25rem;
  position: relative;
}

.career-card li::before {
  content: '\2192';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

.career-banner {
  text-align: center;
  padding: 2rem;
  background: linear-gradient(135deg, rgba(0, 207, 255, 0.12), rgba(0, 102, 255, 0.08));
  border: 1px solid var(--border-glow);
  border-radius: var(--radius);
}

.career-banner h3 {
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--accent-cyan);
  margin-bottom: 0.5rem;
}

.career-banner p {
  color: var(--text-muted);
}

/* Trust bar */
.trust-bar {
  padding: 2.5rem 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-glow);
  border-bottom: 1px solid var(--border-glow);
  position: relative;
  z-index: 1;
}

.trust-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.trust-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 0.5rem;
  font-weight: 600;
  font-size: 0.95rem;
}

.trust-item i {
  font-size: 1.75rem;
  color: var(--accent-cyan);
}

/* Enroll */
.enroll {
  background: linear-gradient(180deg, var(--bg-secondary) 0%, #0a1848 100%);
  position: relative;
  z-index: 1;
}

.enroll-inner {
  max-width: 520px;
  margin-inline: auto;
  text-align: center;
}

.enroll-title {
  font-family: var(--font-display);
  font-size: clamp(1.5rem, 4vw, 2rem);
  margin-bottom: 0.75rem;
}

.enroll-sub {
  color: var(--accent-cyan);
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.enroll-body {
  color: var(--text-muted);
  margin-bottom: 2rem;
}

.enroll-form {
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.field span {
  display: block;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
  color: var(--text-muted);
}

.field input,
.field select {
  width: 100%;
  padding: 0.85rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 500;
  color: var(--accent-white);
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: 8px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.field input::placeholder {
  color: rgba(160, 180, 204, 0.6);
}

.field input:focus,
.field select:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 12px rgba(0, 207, 255, 0.2);
  outline: none;
}

.field select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%2300CFFF' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.field select option {
  background: var(--bg-card);
  color: var(--accent-white);
}

.btn-submit {
  width: 100%;
  margin-top: 0.5rem;
  font-size: 1.1rem;
  padding: 1rem;
}

.form-message {
  text-align: center;
  font-weight: 600;
  min-height: 1.5rem;
}

.form-message.success {
  color: #4ade80;
}

.form-message.error {
  color: #f87171;
}

.enroll-contact {
  margin-top: 2rem;
  color: var(--text-muted);
}

.enroll-contact p {
  margin: 0.5rem 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
}

.enroll-contact i {
  color: var(--accent-cyan);
}

/* Footer */
.footer {
  background: #060a1f;
  padding: 3rem 0 0;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  padding-bottom: 2rem;
}

.footer-brand img {
  width: 120px;
  margin-bottom: 1rem;
}

.footer-tagline {
  font-weight: 700;
  color: var(--accent-cyan);
  font-size: 1.1rem;
}

.footer-company,
.footer-iso {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-top: 0.35rem;
}

.footer-links h3,
.footer-social h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--accent-cyan);
  margin-bottom: 1rem;
  letter-spacing: 0.06em;
}

.footer-links ul,
.footer-social ul {
  list-style: none;
}

.footer-links li,
.footer-social li {
  margin-bottom: 0.5rem;
}

.footer-social a {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
}

.footer-social a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  border-top: 1px solid var(--border-glow);
  padding: 1.25rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Scroll reveal */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.benefit-card.reveal.visible {
  transition-delay: calc(var(--delay, 0) * 0.08s);
}

/* Tablet */
@media (min-width: 768px) {
  .nav-toggle {
    display: none;
  }

  .nav-links {
    display: flex;
  }

  .nav-cta {
    display: inline-flex;
  }

  .stat-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .persona-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .career-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .trust-grid {
    grid-template-columns: repeat(5, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1.2fr 1fr 1fr;
  }
}

/* Desktop */
@media (min-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-content {
    order: 1;
  }

  .hero-visual {
    order: 2;
  }

  .benefits-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .benefits-grid .benefit-card:last-child {
    grid-column: span 1;
  }
}

@media (min-width: 1280px) {
  .nav-logo img {
    width: 160px;
  }
}