/* ============================================
   MULTI-SCHOOL SaaS LANDING PAGE
   Premium Design System
   ============================================ */

/* ---------- Google Fonts ---------- */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=Space+Grotesk:wght@400;500;600;700&display=swap');

/* ---------- CSS Variables ---------- */
:root {
  --primary: #4f6ef7;
  --primary-glow: rgba(79, 110, 247, .45);
  --accent: #00d4ff;
  --accent-glow: rgba(0, 212, 255, .35);
  --indigo: #6366f1;
  --purple: #8b5cf6;
  --navy: #0a0e27;
  --navy-light: #111640;
  --navy-mid: #161b4a;
  --charcoal: #1a1e3a;
  --surface: rgba(255,255,255,.04);
  --surface-hover: rgba(255,255,255,.08);
  --glass-bg: rgba(255,255,255,.05);
  --glass-border: rgba(255,255,255,.1);
  --glass-border-hover: rgba(255,255,255,.2);
  --text-primary: #f0f2ff;
  --text-secondary: rgba(224,228,255,.65);
  --text-muted: rgba(200,205,240,.4);
  --gradient-hero: linear-gradient(160deg, #0a0e27 0%, #111640 40%, #1a1050 70%, #0d1135 100%);
  --gradient-card: linear-gradient(135deg, rgba(255,255,255,.07), rgba(255,255,255,.02));
  --shadow-card: 0 8px 32px rgba(0,0,0,.35);
  --shadow-glow: 0 0 40px rgba(79,110,247,.12);
  --radius: 16px;
  --radius-sm: 10px;
  --radius-lg: 24px;
  --transition: .35s cubic-bezier(.4,0,.2,1);
  --font-main: 'Inter', sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
}

/* ---------- Reset & Base ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; scroll-padding-top: 80px; }

body {
  font-family: var(--font-main);
  background: var(--navy);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1,h2,h3,h4,h5,h6 { font-family: var(--font-display); font-weight: 700; line-height: 1.2; }
a { text-decoration: none; color: inherit; transition: var(--transition); }
img { max-width: 100%; height: auto; }
section { position: relative; padding: 100px 0; }

/* ---------- Utility ---------- */
.alert-fixed-top-right {
            position: fixed;
            top: 2rem;
            right: 1rem;
            z-index: 999;
            width: fit-content;
        }
.section-badge {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 18px; border-radius: 50px;
  background: rgba(79,110,247,.12); border: 1px solid rgba(79,110,247,.25);
  color: var(--accent); font-size: .8rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1.5px; margin-bottom: 16px;
}
.section-title {
  font-size: clamp(2rem, 4vw, 3rem); font-weight: 800;
  margin-bottom: 18px;
  background: linear-gradient(135deg, #fff 30%, var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text;
}
.section-subtitle { color: var(--text-secondary); font-size: 1.1rem; max-width: 640px; margin: 0 auto 50px; }
.text-gradient {
  background: linear-gradient(135deg, var(--primary), var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}

/* ---------- Background Decorations ---------- */
.bg-orb {
  position: absolute; border-radius: 50%; filter: blur(120px);
  pointer-events: none; z-index: 0; opacity: .4;
}
.bg-orb-1 { width: 600px; height: 600px; background: var(--primary); top: -200px; left: -200px; }
.bg-orb-2 { width: 500px; height: 500px; background: var(--purple); bottom: -150px; right: -150px; }
.bg-orb-3 { width: 400px; height: 400px; background: var(--accent); top: 50%; left: 50%; transform: translate(-50%,-50%); opacity: .15; }
.bg-grid {
  position: absolute; inset: 0; z-index: 0;
  background-image:
    linear-gradient(rgba(255,255,255,.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 60% at 50% 40%, #000 30%, transparent 100%);
}

/* ============ NAVBAR ============ */
.navbar-premium {
  background: rgba(10,14,39,.7);
  backdrop-filter: blur(20px); -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 12px 0; z-index: 1050;
  transition: var(--transition);
}
.navbar-premium.scrolled { background: rgba(10,14,39,.92); box-shadow: 0 4px 30px rgba(0,0,0,.4); }
.navbar-brand-text {
  font-family: var(--font-display); font-weight: 800; font-size: 1.5rem;
  background: linear-gradient(135deg, #fff, var(--accent));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.navbar-premium .nav-link {
  color: var(--text-secondary); font-weight: 500; font-size: .92rem;
  padding: 8px 16px !important; border-radius: 8px; transition: var(--transition);
}
.navbar-premium .nav-link:hover { color: #fff; background: rgba(255,255,255,.06); }
.btn-nav-cta {
  padding: 10px 26px; border-radius: 10px; font-weight: 600; font-size: .9rem;
  background: linear-gradient(135deg, var(--primary), var(--indigo));
  color: #fff; border: none;
  box-shadow: 0 4px 20px var(--primary-glow);
  transition: var(--transition);
}
.btn-nav-cta:hover { transform: translateY(-2px); box-shadow: 0 6px 30px var(--primary-glow); color: #fff; }

/* ============ HERO ============ */
.hero-section {
  min-height: 100vh; display: flex; align-items: center;
  background: var(--gradient-hero); padding-top: 150px; overflow: hidden;
}
.hero-headline {
  font-size: clamp(2.4rem, 5vw, 3.8rem); font-weight: 900; line-height: 1.1;
  margin-bottom: 24px;
}
.hero-sub { color: var(--text-secondary); font-size: 1.15rem; line-height: 1.8; margin-bottom: 36px; max-width: 540px; }
.btn-hero-primary {
  padding: 14px 36px; border-radius: 12px; font-weight: 700; font-size: 1rem;
  background: linear-gradient(135deg, var(--primary), var(--indigo));
  color: #fff; border: none; box-shadow: 0 6px 30px var(--primary-glow);
  transition: var(--transition); display: inline-flex; align-items: center; gap: 10px;
}
.btn-hero-primary:hover { transform: translateY(-3px) scale(1.02); box-shadow: 0 10px 40px var(--primary-glow); color: #fff; }
.btn-hero-secondary {
  padding: 14px 36px; border-radius: 12px; font-weight: 600; font-size: 1rem;
  background: transparent; color: #fff;
  border: 1px solid var(--glass-border-hover);
  transition: var(--transition); display: inline-flex; align-items: center; gap: 10px;
}
.btn-hero-secondary:hover { background: rgba(255,255,255,.06); border-color: var(--accent); color: var(--accent); }

/* Hero Dashboard Mockup */
.hero-dashboard {
  position: relative; perspective: 1200px;
}
.dashboard-main {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 24px;
  backdrop-filter: blur(16px);
  box-shadow: var(--shadow-card), var(--shadow-glow);
  transform: rotateY(-8deg) rotateX(4deg);
  transition: var(--transition);
}
.dashboard-main:hover { transform: rotateY(-3deg) rotateX(2deg) translateY(-6px); }

.dash-card {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm); padding: 16px;
  backdrop-filter: blur(10px); transition: var(--transition);
}
.dash-card:hover { border-color: var(--glass-border-hover); background: var(--surface-hover); }
.dash-card .dash-icon {
  width: 40px; height: 40px; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem; margin-bottom: 10px;
}
.dash-card .dash-value { font-family: var(--font-display); font-size: 1.5rem; font-weight: 700; }
.dash-card .dash-label { font-size: .78rem; color: var(--text-muted); }

.floating-card {
  position: absolute; background: var(--gradient-card);
  border: 1px solid var(--glass-border); border-radius: var(--radius-sm);
  padding: 14px 18px; backdrop-filter: blur(14px);
  box-shadow: var(--shadow-card); z-index: 5;
  animation: floatY 4s ease-in-out infinite;
}
.floating-card-1 { top: -20px; right: -30px; animation-delay: 0s; }
.floating-card-2 { bottom: 30px; left: -40px; animation-delay: 1.5s; }
.floating-card-3 { bottom: -20px; right: 40px; animation-delay: 3s; }

@keyframes floatY {
  0%,100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

/* ============ METRICS STRIP ============ */
.metrics-strip {
  background: rgba(255,255,255,.02);
  border-top: 1px solid var(--glass-border); border-bottom: 1px solid var(--glass-border);
  padding: 50px 0;
}
.metric-item {
  text-align: center; padding: 20px;
}
.metric-icon {
  width: 52px; height: 52px; border-radius: 14px; margin: 0 auto 14px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(79,110,247,.15), rgba(99,102,241,.1));
  border: 1px solid rgba(79,110,247,.2); font-size: 1.2rem; color: var(--accent);
}
.metric-label { font-weight: 600; font-size: .95rem; margin-bottom: 4px; }
.metric-desc { font-size: .8rem; color: var(--text-muted); }

/* ============ GLASS CARD (features, etc.) ============ */
.glass-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 32px;
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  height: 100%; position: relative; overflow: hidden;
}
.glass-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.15), transparent);
}
.glass-card:hover {
  transform: translateY(-6px);
  border-color: var(--glass-border-hover);
  box-shadow: var(--shadow-card), 0 0 30px rgba(79,110,247,.1);
}
.glass-card .feature-icon {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.3rem; margin-bottom: 20px;
  background: linear-gradient(135deg, rgba(79,110,247,.15), rgba(0,212,255,.08));
  border: 1px solid rgba(79,110,247,.2); color: var(--accent);
}
.glass-card h5 { font-size: 1.1rem; font-weight: 700; margin-bottom: 10px; }
.glass-card p { font-size: .9rem; color: var(--text-secondary); margin: 0; }

/* ============ ROLES SECTION ============ */
.role-tab-btn {
  padding: 12px 28px; border-radius: 12px; border: 1px solid var(--glass-border);
  background: transparent; color: var(--text-secondary);
  font-weight: 600; font-size: .9rem; cursor: pointer;
  transition: var(--transition);
}
.role-tab-btn:hover, .role-tab-btn.active {
  background: linear-gradient(135deg, rgba(79,110,247,.2), rgba(99,102,241,.1));
  border-color: var(--primary); color: #fff;
  box-shadow: 0 0 24px rgba(79,110,247,.15);
}
.role-content-card {
  background: var(--gradient-card); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 40px;
  backdrop-filter: blur(14px); box-shadow: var(--shadow-card);
}
.role-feature-item {
  display: flex; align-items: flex-start; gap: 14px; padding: 10px 0;
}
.role-feature-item i { color: var(--accent); margin-top: 4px; }

/* ============ PRODUCT SHOWCASE ============ */
.showcase-wrapper {
  perspective: 1200px; position: relative; min-height: 500px;
}
.showcase-panel {
  position: absolute; background: var(--gradient-card);
  border: 1px solid var(--glass-border); border-radius: var(--radius);
  padding: 24px; backdrop-filter: blur(12px);
  box-shadow: var(--shadow-card); transition: var(--transition);
}
.showcase-panel:hover { transform: translateY(-8px) !important; box-shadow: var(--shadow-card), var(--shadow-glow); }
.showcase-panel-1 { width: 55%; top: 0; left: 0; z-index: 3; transform: rotateY(5deg); }
.showcase-panel-2 { width: 42%; top: 40px; right: 0; z-index: 2; transform: rotateY(-5deg) translateZ(-30px); }
.showcase-panel-3 { width: 48%; bottom: 0; left: 10%; z-index: 1; transform: rotateX(3deg) translateZ(-60px); }

.mini-chart-bar {
  display: flex; align-items: flex-end; gap: 6px; height: 60px; padding-top: 10px;
}
.mini-chart-bar span {
  flex: 1; background: linear-gradient(to top, var(--primary), var(--accent));
  border-radius: 4px 4px 0 0; min-width: 12px; transition: var(--transition);
}

/* ============ HOW IT WORKS ============ */
.step-card {
  text-align: center; position: relative; padding: 30px;
}
.step-number {
  width: 64px; height: 64px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: var(--font-display); font-size: 1.4rem; font-weight: 800;
  background: linear-gradient(135deg, var(--primary), var(--indigo));
  color: #fff; margin: 0 auto 20px;
  box-shadow: 0 6px 30px var(--primary-glow);
}
.step-connector {
  position: absolute; top: 62px; right: -50%; width: 100%; height: 2px;
  background: linear-gradient(90deg, var(--primary), transparent);
  z-index: 0;
}

/* ============ PRICING ============ */
.pricing-card {
  background: var(--gradient-card); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 40px 32px;
  backdrop-filter: blur(14px); box-shadow: var(--shadow-card);
  transition: var(--transition); text-align: center; height: 100%;
  position: relative; overflow: hidden;
}
.pricing-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.12), transparent);
}
.pricing-card:hover { transform: translateY(-8px); border-color: var(--glass-border-hover); }
.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: var(--shadow-card), 0 0 50px rgba(79,110,247,.15);
}
.pricing-card.popular::after {
  content: 'Most Popular'; position: absolute; top: 20px; right: -32px;
  background: linear-gradient(135deg, var(--primary), var(--indigo));
  color: #fff; padding: 4px 40px; font-size: .75rem; font-weight: 700;
  transform: rotate(45deg); letter-spacing: .5px;
}
.pricing-card .plan-name { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--accent); }
.pricing-card .plan-price { font-family: var(--font-display); font-size: 2.8rem; font-weight: 800; margin-bottom: 6px; }
.pricing-card .plan-price span { font-size: 1rem; font-weight: 400; color: var(--text-secondary); }
.pricing-card .plan-features { list-style: none; padding: 0; margin: 28px 0; text-align: left; }
.pricing-card .plan-features li {
  padding: 8px 0; font-size: .9rem; color: var(--text-secondary);
  display: flex; align-items: center; gap: 10px;
  border-bottom: 1px solid rgba(255,255,255,.04);
}
.pricing-card .plan-features li i { color: var(--accent); font-size: .8rem; }
.btn-pricing {
  width: 100%; padding: 14px; border-radius: 12px; font-weight: 700;
  border: 1px solid var(--glass-border); background: transparent;
  color: #fff; transition: var(--transition); font-size: .95rem;
}
.btn-pricing:hover { background: rgba(79,110,247,.15); border-color: var(--primary); color: #fff; }
.pricing-card.popular .btn-pricing {
  background: linear-gradient(135deg, var(--primary), var(--indigo));
  border: none; box-shadow: 0 6px 24px var(--primary-glow);
}

/* ============ TESTIMONIALS ============ */
.testimonial-card {
  background: var(--gradient-card); border: 1px solid var(--glass-border);
  border-radius: var(--radius); padding: 32px;
  backdrop-filter: blur(12px); box-shadow: var(--shadow-card);
  transition: var(--transition); height: 100%;
}
.testimonial-card:hover { transform: translateY(-4px); border-color: var(--glass-border-hover); }
.testimonial-card .stars { color: #fbbf24; margin-bottom: 16px; font-size: .9rem; }
.testimonial-card .quote { font-size: .95rem; color: var(--text-secondary); font-style: italic; margin-bottom: 20px; line-height: 1.7; }
.testimonial-avatar {
  width: 48px; height: 48px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--accent));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 1.1rem; color: #fff; flex-shrink: 0;
}
.testimonial-card .t-name { font-weight: 600; font-size: .95rem; }
.testimonial-card .t-role { font-size: .8rem; color: var(--text-muted); }

/* ============ SECURITY ============ */
.security-item {
  display: flex; gap: 18px; padding: 24px;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm); transition: var(--transition);
}
.security-item:hover { background: var(--surface-hover); border-color: var(--glass-border-hover); }
.security-item .sec-icon {
  width: 50px; height: 50px; border-radius: 12px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(135deg, rgba(79,110,247,.15), rgba(0,212,255,.08));
  border: 1px solid rgba(79,110,247,.2); font-size: 1.2rem; color: var(--accent);
}
.security-item h6 { font-size: .95rem; font-weight: 700; margin-bottom: 4px; }
.security-item p { font-size: .82rem; color: var(--text-secondary); margin: 0; }

/* ============ FAQ ============ */
.faq-wrapper .accordion-item {
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm) !important; margin-bottom: 12px;
  overflow: hidden;
}
.faq-wrapper .accordion-button {
  background: transparent; color: var(--text-primary);
  font-weight: 600; font-size: 1rem; padding: 20px 24px;
  box-shadow: none !important;
}
.faq-wrapper .accordion-button::after { filter: invert(1) brightness(2); }
.faq-wrapper .accordion-button:not(.collapsed) { color: var(--accent); background: rgba(79,110,247,.06); }
.faq-wrapper .accordion-body { color: var(--text-secondary); padding: 0 24px 20px; font-size: .92rem; }

/* ============ FINAL CTA ============ */
.cta-final {
  background: linear-gradient(160deg, var(--navy-light), var(--navy-mid), rgba(79,110,247,.08));
  border-top: 1px solid var(--glass-border);
  text-align: center; padding: 120px 0; position: relative; overflow: hidden;
}
.cta-final-box {
  background: var(--gradient-card); border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg); padding: 60px 40px;
  backdrop-filter: blur(16px); box-shadow: var(--shadow-card), var(--shadow-glow);
  max-width: 720px; margin: 0 auto; position: relative;
}

/* ============ FOOTER ============ */
.footer-premium {
  background: rgba(6,8,20,.9); border-top: 1px solid var(--glass-border);
  padding: 70px 0 30px;
}
.footer-premium h6 { font-weight: 700; font-size: .95rem; margin-bottom: 20px; color: var(--text-primary); }
.footer-premium .footer-link {
  display: block; padding: 4px 0; color: var(--text-secondary);
  font-size: .88rem; transition: var(--transition);
}
.footer-premium .footer-link:hover { color: var(--accent); padding-left: 6px; }
.footer-premium .footer-desc { font-size: .88rem; color: var(--text-secondary); line-height: 1.7; margin-top: 12px; }
.footer-social a {
  width: 40px; height: 40px; border-radius: 10px;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--glass-bg); border: 1px solid var(--glass-border);
  color: var(--text-secondary); font-size: .95rem;
  transition: var(--transition); margin-right: 8px;
}
.footer-social a:hover { background: rgba(79,110,247,.15); border-color: var(--primary); color: #fff; }
.footer-bottom { border-top: 1px solid var(--glass-border); padding-top: 24px; margin-top: 40px; }
.footer-bottom p { font-size: .82rem; color: var(--text-muted); margin: 0; }

/* ============ CAROUSEL ENHANCEMENTS ============ */
#testimonials { padding-bottom: 120px; }
.carousel-indicators [data-bs-target] {
  width: 10px; height: 10px; border-radius: 50%;
  background-color: var(--primary); opacity: .3;
  margin: 0 6px; transition: var(--transition);
  border: none;
}
.carousel-indicators .active { opacity: 1; transform: scale(1.2); background-color: var(--accent); }

.carousel-control-prev, .carousel-control-next {
  width: 50px; opacity: 1; transition: var(--transition);
}
.carousel-control-prev:hover, .carousel-control-next:hover { opacity: .8; transform: scale(1.1); }

@media (max-width: 1200px) {
  .carousel-control-prev { left: -20px !important; }
  .carousel-control-next { right: -20px !important; }
}
@media (max-width: 991px) {
  .carousel-control-prev, .carousel-control-next { display: none; }
  .carousel-indicators { bottom: -30px !important; }
}

/* ============ ANIMATIONS ============ */
.fade-up {
  opacity: 0; transform: translateY(40px);
  transition: opacity .7s ease, transform .7s ease;
}
.fade-up.visible { opacity: 1; transform: translateY(0); }

@keyframes pulse-glow {
  0%,100% { box-shadow: 0 0 20px rgba(79,110,247,.15); }
  50% { box-shadow: 0 0 40px rgba(79,110,247,.3); }
}

/* ============ RESPONSIVE ============ */
@media (max-width: 991.98px) {
  .hero-headline { font-size: 2.2rem; }
  .hero-dashboard { margin-top: 50px; }
  .dashboard-main { transform: none; }
  .dashboard-main:hover { transform: translateY(-4px); }
  .floating-card { display: none; }
  .showcase-wrapper { min-height: auto; }
  .showcase-panel { position: relative; width: 100% !important; transform: none !important; margin-bottom: 20px; }
  .step-connector { display: none; }
}
@media (max-width: 767.98px) {
  section { padding: 70px 0; }
  .section-title { font-size: 1.8rem; }
  .hero-section { min-height: auto; padding: 120px 0 80px; }
  .pricing-card { margin-bottom: 24px; }
  .role-tab-btn { padding: 8px 16px; font-size: .8rem; }
  .cta-final-box { padding: 40px 24px; }
}

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: rgba(79,110,247,.3); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: rgba(79,110,247,.5); }