/* ==========================================================================
   LAVCENTER INSTITUTIONAL PORTAL - MAIN DESIGN SYSTEM
   Palette: #8769AC (Deep Lilac) | #DEC1F5 (Pastel Lavender)
   ========================================================================== */

:root {
  --primary-purple: #8769AC;
  --primary-lavender: #DEC1F5;
  --primary-glow: rgba(222, 193, 245, 0.3);
  --dark-bg: #0C0814;
  --dark-card: rgba(24, 16, 38, 0.78);
  --dark-card-border: rgba(222, 193, 245, 0.16);
  --text-main: #FFFFFF;
  --text-muted: #B3A5C9;
  --text-dark: #0C0814;
  --accent-green: #10B981;
  --accent-gold: #F59E0B;
  
  --font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 10px;
  --transition-fast: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: var(--font-family);
  background-color: var(--dark-bg);
  color: var(--text-main);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Background Ambient Glows */
.bg-glow {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: 0;
  pointer-events: none;
  opacity: 0.5;
}

.blob-1 {
  width: 400px;
  height: 400px;
  background: var(--primary-purple);
  top: -100px;
  left: -100px;
}

.blob-2 {
  width: 350px;
  height: 350px;
  background: var(--primary-lavender);
  bottom: 10%;
  right: -80px;
  opacity: 0.25;
}

/* Header & Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(12, 8, 20, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--dark-card-border);
  padding: 16px 0;
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  display: flex;
  flex-direction: column;
  text-decoration: none;
}

.logo-main {
  font-size: 1.6rem;
  font-weight: 800;
  letter-spacing: 2px;
  background: linear-gradient(135deg, #FFFFFF 0%, var(--primary-lavender) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.logo-sub {
  font-size: 0.65rem;
  letter-spacing: 2px;
  color: var(--text-muted);
  font-weight: 700;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
  list-style: none;
}

.nav-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.95rem;
  transition: color var(--transition-fast);
}

.nav-links a:hover, .nav-links a.active {
  color: var(--primary-lavender);
}

.btn-nav-cta {
  background: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-lavender) 100%);
  color: var(--text-dark) !important;
  font-weight: 800 !important;
  padding: 10px 20px;
  border-radius: 100px;
  box-shadow: 0 4px 15px rgba(135, 105, 172, 0.35);
  transition: transform var(--transition-fast) !important;
}

.btn-nav-cta:hover {
  transform: translateY(-2px);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: #FFF;
  font-size: 1.5rem;
  cursor: pointer;
}

/* Main Container Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  position: relative;
  z-index: 1;
}

/* Hero Section */
.hero-section {
  padding: 80px 0 60px 0;
  text-align: center;
}

.hero-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(222, 193, 245, 0.12);
  border: 1px solid rgba(222, 193, 245, 0.3);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--primary-lavender);
  margin-bottom: 20px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  line-height: 1.18;
  margin-bottom: 20px;
  background: linear-gradient(135deg, #FFFFFF 30%, var(--primary-lavender) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 700px;
  margin: 0 auto 36px auto;
}

.hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* Primary Button */
.btn-primary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 56px;
  padding: 0 32px;
  background: linear-gradient(135deg, var(--primary-purple) 0%, var(--primary-lavender) 100%);
  border: none;
  border-radius: var(--radius-md);
  color: var(--text-dark);
  font-family: var(--font-family);
  font-size: 1.05rem;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  box-shadow: 0 10px 25px rgba(135, 105, 172, 0.45);
  transition: all var(--transition-fast);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(135, 105, 172, 0.55);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  height: 56px;
  padding: 0 28px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(222, 193, 245, 0.25);
  border-radius: var(--radius-md);
  color: #FFF;
  font-family: var(--font-family);
  font-size: 1rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--primary-lavender);
}

/* Sections */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}

.section-tag {
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 1.5px;
  color: var(--primary-lavender);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.section-subtitle {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto;
}

/* Cards Grid */
.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 30px;
}

.glass-card {
  background: var(--dark-card);
  backdrop-filter: blur(25px);
  border: 1px solid var(--dark-card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
  transition: transform var(--transition-fast), border-color var(--transition-fast);
}

.glass-card:hover {
  transform: translateY(-5px);
  border-color: rgba(222, 193, 245, 0.4);
}

.card-number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary-lavender);
  margin-bottom: 12px;
}

.card-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}

.card-h3 {
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.card-p {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.5;
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--dark-card);
  border: 1px solid var(--dark-card-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-question {
  width: 100%;
  padding: 20px;
  background: none;
  border: none;
  color: #FFF;
  font-family: var(--font-family);
  font-size: 1.05rem;
  font-weight: 700;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

.faq-answer {
  padding: 0 20px 20px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.6;
  display: none;
}

.faq-item.active .faq-answer {
  display: block;
}

.faq-item.active .faq-icon-toggle {
  transform: rotate(180deg);
}

/* Forms */
.form-box {
  max-width: 600px;
  margin: 0 auto;
  background: var(--dark-card);
  border: 1px solid var(--dark-card-border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.form-group {
  margin-bottom: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}

.form-control {
  width: 100%;
  height: 52px;
  background: rgba(255, 255, 255, 0.05);
  border: 1.5px solid rgba(222, 193, 245, 0.2);
  border-radius: var(--radius-md);
  padding: 0 16px;
  color: #FFF;
  font-family: var(--font-family);
  font-size: 1rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

textarea.form-control {
  height: 120px;
  padding: 14px 16px;
  resize: vertical;
}

.form-control:focus {
  border-color: var(--primary-lavender);
  box-shadow: 0 0 15px var(--primary-glow);
}

/* Footer */
.footer {
  background: rgba(8, 5, 14, 0.95);
  border-top: 1px solid var(--dark-card-border);
  padding: 60px 0 30px 0;
  margin-top: 60px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-col h4 {
  font-size: 1rem;
  font-weight: 800;
  margin-bottom: 16px;
  color: var(--primary-lavender);
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-col a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  transition: color var(--transition-fast);
}

.footer-col a:hover {
  color: #FFF;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* Mobile Responsive */
@media (max-width: 992px) {
  .grid-4 { grid-template-columns: 1fr 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-title { font-size: 2.5rem; }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: rgba(12, 8, 20, 0.98);
    backdrop-filter: blur(25px);
    flex-direction: column;
    padding: 30px;
    gap: 20px;
    display: none;
    border-bottom: 1px solid var(--dark-card-border);
  }

  .nav-links.active {
    display: flex;
  }

  .mobile-toggle {
    display: block;
  }

  .grid-4, .grid-2 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .hero-title { font-size: 2rem; }
  .form-box { padding: 24px; }
}