/* ===================================================================
   SYNTHEX AI - Modern SaaS & AI Platform Website Template (2026 Trend)
   Theme: Light Theme Only | Framework: Bootstrap 5.3 + Vanilla CSS
   =================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800&display=swap');

:root {
  /* Color Palette - Light Theme */
  --primary: #4F46E5;
  --primary-hover: #4338CA;
  --primary-rgb: 79, 70, 229;
  --primary-light: #EEF2FF;
  --primary-subtle: rgba(79, 70, 229, 0.08);
  --primary-glow: rgba(79, 70, 229, 0.16);

  --secondary: #0EA5E9;
  --secondary-light: #E0F2FE;

  --accent-emerald: #10B981;
  --accent-emerald-light: #ECFDF5;
  --accent-amber: #F59E0B;
  --accent-amber-light: #FFFBEB;
  --accent-rose: #F43F5E;
  --accent-rose-light: #FFF1F2;
  --accent-violet: #8B5CF6;
  --accent-violet-light: #F5F3FF;

  --bg-body: #F8FAFC;
  --bg-white: #FFFFFF;
  --bg-alt: #F1F5F9;
  --bg-soft: #F8F9FB;

  --border-color: #E2E8F0;
  --border-subtle: #EDF2F7;
  --border-focus: #C7D2FE;

  --text-main: #0F172A;
  --text-muted: #64748B;
  --text-light: #94A3B8;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-heading: 'Outfit', 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing & Radii */
  --radius-xs: 6px;
  --radius-sm: 10px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-pill: 9999px;

  /* Shadows */
  --shadow-xs: 0 1px 2px 0 rgba(15, 23, 42, 0.04);
  --shadow-sm: 0 1px 3px 0 rgba(15, 23, 42, 0.06), 0 1px 2px -1px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.06), 0 2px 4px -2px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 24px -4px rgba(15, 23, 42, 0.07), 0 4px 8px -2px rgba(15, 23, 42, 0.03);
  --shadow-xl: 0 20px 35px -6px rgba(15, 23, 42, 0.09), 0 8px 16px -6px rgba(15, 23, 42, 0.04);
  --shadow-glow: 0 0 35px -5px rgba(79, 70, 229, 0.2);

  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-smooth: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

/* Base resets & typography */
html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-body);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6, .font-heading {
  font-family: var(--font-heading);
  color: var(--text-main);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1.25;
}

h1 { font-size: clamp(2.25rem, 4vw + 1rem, 3.75rem); }
h2 { font-size: clamp(1.85rem, 3vw + 0.8rem, 2.75rem); }
h3 { font-size: clamp(1.4rem, 2vw + 0.5rem, 2rem); }
h4 { font-size: 1.35rem; }
h5 { font-size: 1.15rem; }
h6 { font-size: 1rem; }

p {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}
a:hover {
  color: var(--primary-hover);
}

/* Announcement Top Bar */
.announcement-bar {
  background: #FFFFFF;
  border-bottom: 1px solid var(--border-color);
  font-size: 0.875rem;
  padding: 0.55rem 0;
  position: relative;
  z-index: 1040;
}
.announcement-bar .badge-glow {
  background: var(--primary-light);
  color: var(--primary);
  font-weight: 600;
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-pill);
}

/* Navigation Header */
.navbar-modern {
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--border-color);
  padding: 0.85rem 0;
  transition: all var(--transition-base);
  position: sticky;
  top: 0;
  z-index: 1030;
}
.navbar-modern.scrolled {
  box-shadow: var(--shadow-sm);
  padding: 0.65rem 0;
}

.navbar-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-heading);
  font-weight: 800;
  font-size: 1.35rem;
  color: var(--text-main);
  letter-spacing: -0.02em;
}
.navbar-brand:hover {
  color: var(--text-main);
}
.brand-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: linear-gradient(135deg, #4F46E5, #6366F1);
  color: #FFFFFF;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  box-shadow: 0 4px 10px rgba(79, 70, 229, 0.25);
}

.nav-link-modern {
  font-weight: 500;
  color: var(--text-main) !important;
  padding: 0.5rem 0.95rem !important;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.935rem;
}
.nav-link-modern:hover, .nav-link-modern.active {
  color: var(--primary) !important;
  background-color: var(--primary-light);
}

/* Modern Dropdown */
.dropdown-menu-modern {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: 0.75rem;
  background-color: var(--bg-white);
  margin-top: 0.65rem !important;
  animation: fadeInDown 0.2s ease forwards;
}
.dropdown-menu-mega {
  min-width: 520px;
}
.dropdown-item-tile {
  display: flex;
  align-items: flex-start;
  gap: 0.85rem;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  color: var(--text-main);
}
.dropdown-item-tile:hover {
  background-color: var(--bg-alt);
  color: var(--text-main);
  transform: translateX(2px);
}
.dropdown-item-tile .tile-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background-color: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.dropdown-item-tile .tile-title {
  font-weight: 600;
  font-size: 0.925rem;
  margin-bottom: 0.15rem;
}
.dropdown-item-tile .tile-desc {
  font-size: 0.8rem;
  color: var(--text-muted);
  line-height: 1.4;
  margin: 0;
}

@keyframes fadeInDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Button System */
.btn {
  font-weight: 600;
  font-size: 0.925rem;
  padding: 0.65rem 1.35rem;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  line-height: 1.4;
}
.btn-sm {
  padding: 0.45rem 0.95rem;
  font-size: 0.84rem;
  border-radius: var(--radius-xs);
}
.btn-lg {
  padding: 0.85rem 1.85rem;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}
.btn-primary {
  background: var(--primary);
  border-color: var(--primary);
  color: #FFFFFF;
  box-shadow: 0 2px 6px rgba(79, 70, 229, 0.25);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--primary-hover);
  border-color: var(--primary-hover);
  color: #FFFFFF;
  box-shadow: 0 4px 14px rgba(79, 70, 229, 0.35);
  transform: translateY(-1px);
}
.btn-outline-primary {
  color: var(--primary);
  border-color: var(--border-color);
  background-color: #FFFFFF;
}
.btn-outline-primary:hover {
  background-color: var(--primary-light);
  border-color: var(--primary);
  color: var(--primary);
}
.btn-white {
  background-color: #FFFFFF;
  color: var(--text-main);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-xs);
}
.btn-white:hover {
  background-color: var(--bg-alt);
  color: var(--text-main);
  border-color: #CBD5E1;
}
.btn-pill {
  border-radius: var(--radius-pill);
}

/* Badges */
.badge-subtle {
  font-weight: 600;
  font-size: 0.775rem;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-pill);
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  letter-spacing: 0.01em;
}
.badge-subtle-primary {
  background-color: var(--primary-light);
  color: var(--primary);
}
.badge-subtle-success {
  background-color: var(--accent-emerald-light);
  color: var(--accent-emerald);
}
.badge-subtle-warning {
  background-color: var(--accent-amber-light);
  color: #B45309;
}
.badge-subtle-danger {
  background-color: var(--accent-rose-light);
  color: var(--accent-rose);
}
.badge-subtle-purple {
  background-color: var(--accent-violet-light);
  color: var(--accent-violet);
}

/* Cards System */
.card-modern {
  background-color: var(--bg-white);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: #CBD5E1;
}

/* Section Containers */
.section-py {
  padding: 5.5rem 0;
}
.section-py-sm {
  padding: 3.5rem 0;
}
.section-bg-alt {
  background-color: var(--bg-alt);
}
.section-bg-soft {
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
}

.section-header {
  max-width: 680px;
  margin: 0 auto 3.5rem auto;
  text-align: center;
}
.section-header.text-start {
  text-align: left;
  margin-left: 0;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 5rem 0 4rem 0;
  overflow: hidden;
  background: radial-gradient(circle at 50% 0%, rgba(79, 70, 229, 0.06) 0%, rgba(248, 250, 252, 0) 70%);
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 0.35rem 0.95rem;
  border-radius: var(--radius-pill);
  font-size: 0.86rem;
  font-weight: 600;
  color: var(--text-main);
  margin-bottom: 1.5rem;
}
.hero-badge .badge-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent-emerald);
  box-shadow: 0 0 0 3px rgba(16, 185, 129, 0.2);
}

.hero-dashboard-mockup {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid var(--border-color);
  background-color: #FFFFFF;
  box-shadow: var(--shadow-xl);
  padding: 1rem;
  margin-top: 2.5rem;
}
.mockup-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding-bottom: 0.85rem;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 1rem;
}
.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background-color: #CBD5E1;
}
.mockup-dot.red { background-color: #FDA4AF; }
.mockup-dot.yellow { background-color: #FDE68A; }
.mockup-dot.green { background-color: #A7F3D0; }

.floating-badge {
  position: absolute;
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.75rem 1.15rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: floatAnim 4s ease-in-out infinite;
  z-index: 5;
}
.floating-badge-1 {
  top: -20px;
  right: 5%;
}
.floating-badge-2 {
  bottom: 25px;
  left: -20px;
  animation-delay: 2s;
}
@keyframes floatAnim {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Feature Icon Box */
.feature-icon-box {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-sm);
  background: var(--primary-light);
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
}

/* Trust Indicators & Logos */
.logo-cloud {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 2.5rem 3.5rem;
}
.logo-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  color: #94A3B8;
  font-size: 1.15rem;
  transition: all var(--transition-fast);
  filter: grayscale(100%);
  opacity: 0.75;
}
.logo-item:hover {
  filter: grayscale(0%);
  opacity: 1;
  color: var(--text-main);
}

/* Step / How It Works */
.step-number {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: var(--primary);
  color: #FFFFFF;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
}

/* Pricing Cards */
.pricing-card {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2.5rem 2rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
}
.pricing-card.popular {
  border-color: var(--primary);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.12);
  transform: scale(1.02);
}
.pricing-ribbon {
  position: absolute;
  top: -13px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--primary);
  color: #FFFFFF;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.3rem 1rem;
  border-radius: var(--radius-pill);
}

.pricing-price {
  font-size: 3rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: var(--text-main);
  line-height: 1;
}

.pricing-feature-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0;
  flex-grow: 1;
}
.pricing-feature-list li {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.45rem 0;
  font-size: 0.935rem;
  color: var(--text-main);
}
.pricing-feature-list li i {
  color: var(--accent-emerald);
  font-size: 1.15rem;
  flex-shrink: 0;
}
.pricing-feature-list li.disabled {
  color: var(--text-light);
}
.pricing-feature-list li.disabled i {
  color: #CBD5E1;
}

/* Toggle Switch */
.pricing-toggle-wrapper {
  display: inline-flex;
  align-items: center;
  gap: 1rem;
  background-color: var(--bg-alt);
  padding: 0.35rem 0.5rem;
  border-radius: var(--radius-pill);
  border: 1px solid var(--border-color);
}
.pricing-toggle-btn {
  border: none;
  background: transparent;
  padding: 0.45rem 1.15rem;
  border-radius: var(--radius-pill);
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-muted);
  cursor: pointer;
  transition: all var(--transition-fast);
}
.pricing-toggle-btn.active {
  background-color: #FFFFFF;
  color: var(--text-main);
  box-shadow: var(--shadow-sm);
}

/* Testimonial Card */
.testimonial-card {
  background: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  height: 100%;
}
.avatar-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}
.avatar-img {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background-color: var(--primary-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  color: var(--primary);
  font-size: 0.95rem;
}

/* FAQ Accordion */
.accordion-modern .accordion-item {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md) !important;
  margin-bottom: 0.85rem;
  background: #FFFFFF;
  overflow: hidden;
  box-shadow: var(--shadow-xs);
}
.accordion-modern .accordion-button {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-main);
  background: #FFFFFF;
  padding: 1.25rem 1.5rem;
  box-shadow: none;
}
.accordion-modern .accordion-button:not(.collapsed) {
  color: var(--primary);
  background-color: #FFFFFF;
}
.accordion-modern .accordion-body {
  padding: 0 1.5rem 1.5rem 1.5rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* CTA Banner Box */
.cta-banner-box {
  background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
  border: 1px solid #C7D2FE;
  border-radius: var(--radius-xl);
  padding: 4.5rem 2.5rem;
  position: relative;
  overflow: hidden;
}

/* Footer */
.footer-modern {
  background-color: #FFFFFF;
  border-top: 1px solid var(--border-color);
  padding: 5rem 0 2rem 0;
}
.footer-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text-main);
  margin-bottom: 1.35rem;
  letter-spacing: -0.01em;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
}
.footer-links li {
  margin-bottom: 0.65rem;
}
.footer-links a {
  color: var(--text-muted);
  font-size: 0.925rem;
  transition: all var(--transition-fast);
}
.footer-links a:hover {
  color: var(--primary);
  padding-left: 3px;
}
.footer-bottom {
  border-top: 1px solid var(--border-color);
  padding-top: 2rem;
  margin-top: 4rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

/* Forms & Input Groups */
.form-label {
  font-weight: 600;
  font-size: 0.88rem;
  color: var(--text-main);
  margin-bottom: 0.4rem;
}
.form-control, .form-select {
  background-color: #FFFFFF;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 0.7rem 0.95rem;
  font-size: 0.935rem;
  color: var(--text-main);
  transition: all var(--transition-fast);
}
.form-control:focus, .form-select:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
  outline: none;
}
.form-check-input:checked {
  background-color: var(--primary);
  border-color: var(--primary);
}

/* Split-screen Auth Pages */
.auth-page-wrapper {
  min-height: 100vh;
  display: flex;
  background-color: #FFFFFF;
}
.auth-form-side {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 2.5rem;
  max-width: 540px;
  margin: 0 auto;
}
.auth-banner-side {
  flex: 1.1;
  background: linear-gradient(135deg, #EEF2FF 0%, #E0E7FF 100%);
  border-left: 1px solid #C7D2FE;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 4rem;
  position: relative;
  overflow: hidden;
}

/* Toast Container */
.toast-container {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 1090;
}

/* Responsive adjustments */
@media (max-width: 991.98px) {
  .dropdown-menu-mega {
    min-width: 100%;
  }
  .auth-banner-side {
    display: none;
  }
  .floating-badge {
    display: none;
  }
}

@media (max-width: 575.98px) {
  .section-py {
    padding: 3.5rem 0;
  }
  .btn-lg {
    padding: 0.75rem 1.35rem;
    font-size: 0.95rem;
  }
}