/* ==========================================================================
   Naviware Web Application - Violet Glass Theme System
   Matching Desktop Application Palette (Theme.cs)
   ========================================================================== */

:root {
  /* Color Palette Tokens from Theme.cs */
  --bg-top: #211a30;
  --bg-bottom: #100e16;
  --bg-base: #15121d;
  --surface: #1e1c26;
  --surface-hover: #262332;
  --surface-border: #2d2441;
  --surface-border-glow: #4a3869;
  --sidebar: #0f0d16;

  /* Accent Gradients */
  --accent-a: #7c4dff;
  --accent-b: #c084fc;
  --accent-c: #e879f9;
  --accent-gradient: linear-gradient(135deg, var(--accent-a), var(--accent-b), var(--accent-c));
  --accent-glow: rgba(124, 77, 255, 0.4);

  /* Typography & Status Colors */
  --text-primary: #ece7f7;
  --text-secondary: #9d92b8;
  --text-muted: #6f6585;
  --success: #7cfc9a;
  --success-glow: rgba(124, 252, 154, 0.25);
  --warn: #f5c451;
  --danger: #ff6b6b;
  --discord-blue: #8fb6ff;

  /* Radius & Glassmorphism Tokens */
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --glass-bg: rgba(30, 28, 38, 0.65);
  --glass-bg-heavy: rgba(21, 18, 29, 0.85);
  --glass-border: rgba(45, 36, 65, 0.7);
  --glass-backdrop: blur(16px);
  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background-color: var(--bg-bottom);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

body {
  min-height: 100vh;
  background: radial-gradient(circle at 50% 0%, rgba(124, 77, 255, 0.15), transparent 70%),
              linear-gradient(180deg, var(--bg-top) 0%, var(--bg-bottom) 100%);
  background-attachment: fixed;
}

/* Typography Utility */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.25;
}

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

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

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.container {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Navbar */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(15, 13, 22, 0.85);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border-bottom: 1px solid var(--surface-border);
  padding: 16px 0;
  transition: all var(--transition-normal);
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  box-shadow: 0 0 15px var(--accent-glow);
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: var(--text-primary);
}

.brand-badge {
  font-size: 0.72rem;
  padding: 3px 8px;
  border-radius: 20px;
  background: rgba(124, 77, 255, 0.2);
  color: var(--accent-b);
  border: 1px solid rgba(192, 132, 252, 0.3);
  font-weight: 700;
}

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

.nav-link {
  color: var(--text-secondary);
  font-size: 0.95rem;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-gradient);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 28px rgba(124, 77, 255, 0.6);
  color: #ffffff;
}

.btn-secondary {
  background: var(--surface);
  color: var(--text-primary);
  border-color: var(--surface-border);
}

.btn-secondary:hover {
  background: var(--surface-hover);
  border-color: var(--surface-border-glow);
  color: var(--text-primary);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--accent-b);
  border-color: rgba(192, 132, 252, 0.4);
}

.btn-outline:hover {
  background: rgba(124, 77, 255, 0.12);
  border-color: var(--accent-b);
  transform: translateY(-2px);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 0.85rem;
  border-radius: var(--radius-sm);
}

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
  border-radius: var(--radius-md);
}

/* Mobile Nav Toggle */
.mobile-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero-section {
  padding: 90px 0 60px;
  text-align: center;
  position: relative;
}

.hero-pill-group {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 16px;
  border-radius: 30px;
  background: rgba(30, 28, 38, 0.7);
  border: 1px solid var(--surface-border-glow);
  margin-bottom: 24px;
  backdrop-filter: var(--glass-backdrop);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--success);
  box-shadow: 0 0 10px var(--success-glow);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { opacity: 0.6; transform: scale(0.9); }
  50% { opacity: 1; transform: scale(1.1); }
  100% { opacity: 0.6; transform: scale(0.9); }
}

.hero-pill-text {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--text-secondary);
}

.hero-title {
  font-size: 3.5rem;
  letter-spacing: -1.5px;
  max-width: 900px;
  margin: 0 auto 20px;
  font-weight: 800;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 760px;
  margin: 0 auto 36px;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-badges {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  color: var(--text-muted);
  font-size: 0.9rem;
  font-weight: 600;
  flex-wrap: wrap;
}

.hero-badge-item {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Feature Showcase Grid */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 56px;
}

.section-tag {
  font-size: 0.85rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--accent-b);
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-size: 2.3rem;
  margin-bottom: 14px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 28px;
}

/* Glass Card Component */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: var(--glass-backdrop);
  -webkit-backdrop-filter: var(--glass-backdrop);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.glass-card:hover {
  transform: translateY(-4px);
  border-color: var(--surface-border-glow);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(124, 77, 255, 0.15);
}

.glass-card:hover::before {
  opacity: 1;
}

.card-icon-box {
  width: 52px;
  height: 52px;
  border-radius: var(--radius-md);
  background: rgba(124, 77, 255, 0.15);
  border: 1px solid rgba(192, 132, 252, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent-b);
  margin-bottom: 20px;
}

.card-title {
  font-size: 1.3rem;
  margin-bottom: 10px;
}

.card-text {
  color: var(--text-secondary);
  font-size: 0.96rem;
  line-height: 1.6;
}

/* Plans Comparison Matrix */
.plan-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.plan-card.popular {
  border-color: var(--accent-b);
  box-shadow: 0 0 30px rgba(124, 77, 255, 0.25);
  background: rgba(33, 26, 48, 0.75);
}

.popular-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--accent-gradient);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.plan-header {
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--surface-border);
}

.plan-name {
  font-size: 1.6rem;
  margin-bottom: 6px;
}

.plan-sub {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.plan-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
  flex-grow: 1;
}

.plan-feature-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
}

.feature-check {
  color: var(--success);
  font-weight: bold;
}

.feature-lock {
  color: var(--text-muted);
}

.feature-locked-text {
  color: var(--text-muted);
  text-decoration: line-through;
  opacity: 0.6;
}

/* Interactive Setup Guide Timeline */
.guide-banner {
  background: rgba(255, 107, 107, 0.1);
  border: 1px solid rgba(255, 107, 107, 0.3);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 40px;
}

.guide-banner-icon {
  font-size: 2rem;
  color: var(--danger);
}

.guide-banner-title {
  font-size: 1.05rem;
  color: var(--danger);
  margin-bottom: 4px;
}

.guide-banner-text {
  font-size: 0.92rem;
  color: var(--text-secondary);
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 20px;
  position: relative;
}

.timeline-step {
  display: flex;
  gap: 20px;
  align-items: flex-start;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 22px 28px;
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
  cursor: pointer;
}

.timeline-step:hover {
  border-color: var(--surface-border-glow);
}

.timeline-step.completed {
  border-color: rgba(124, 252, 154, 0.4);
  background: rgba(21, 28, 25, 0.65);
}

.step-number {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  background: rgba(124, 77, 255, 0.2);
  border: 1px solid var(--accent-b);
  color: var(--accent-b);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  flex-shrink: 0;
  font-size: 1rem;
}

.timeline-step.completed .step-number {
  background: var(--success);
  color: var(--sidebar);
  border-color: var(--success);
}

.step-content {
  flex-grow: 1;
}

.step-title {
  font-size: 1.15rem;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.step-desc {
  font-size: 0.94rem;
  color: var(--text-secondary);
}

/* Changelog & FAQ Controls */
.filter-controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.pill-filters {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.pill-btn {
  padding: 8px 16px;
  border-radius: 20px;
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-secondary);
  font-size: 0.85rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.pill-btn:hover, .pill-btn.active {
  background: var(--accent-gradient);
  color: #fff;
  border-color: transparent;
}

.search-input-box {
  position: relative;
  min-width: 280px;
}

.search-input {
  width: 100%;
  padding: 10px 16px 10px 42px;
  border-radius: var(--radius-sm);
  background: var(--surface);
  border: 1px solid var(--surface-border);
  color: var(--text-primary);
  font-size: 0.9rem;
  outline: none;
  transition: border-color var(--transition-fast);
}

.search-input:focus {
  border-color: var(--accent-b);
}

.search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

/* Changelog Cards */
.changelog-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.version-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 28px;
}

.version-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 18px;
  padding-bottom: 14px;
  border-bottom: 1px solid var(--surface-border);
  flex-wrap: wrap;
  gap: 12px;
}

.version-tag-group {
  display: flex;
  align-items: center;
  gap: 12px;
}

.version-title {
  font-size: 1.4rem;
  font-weight: 800;
}

.version-badge {
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 12px;
  background: rgba(124, 252, 154, 0.15);
  color: var(--success);
  border: 1px solid rgba(124, 252, 154, 0.3);
  font-weight: 700;
}

.version-date {
  font-size: 0.88rem;
  color: var(--text-muted);
}

.changelog-items {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.changelog-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--text-secondary);
}

.changelog-bullet {
  color: var(--accent-b);
  font-weight: bold;
}

/* Accordion FAQ */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item:hover {
  border-color: var(--surface-border-glow);
}

.faq-header {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.faq-question {
  font-size: 1.1rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 12px;
}

.faq-icon {
  color: var(--accent-b);
  font-size: 1.2rem;
  transition: transform var(--transition-fast);
}

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

.faq-body {
  padding: 0 24px 24px;
  display: none;
  color: var(--text-secondary);
  font-size: 0.96rem;
  line-height: 1.6;
  border-top: 1px solid rgba(45, 36, 65, 0.4);
  padding-top: 16px;
}

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

.code-snippet {
  background: var(--sidebar);
  border: 1px solid var(--surface-border);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: 'Consolas', monospace;
  font-size: 0.88rem;
  color: var(--accent-c);
  margin: 12px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.copy-btn {
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  transition: color var(--transition-fast);
  font-size: 0.9rem;
}

.copy-btn:hover {
  color: var(--text-primary);
}

/* Download Section */
.download-box {
  background: linear-gradient(135deg, rgba(33, 26, 48, 0.9), rgba(16, 14, 22, 0.95));
  border: 1px solid var(--accent-b);
  box-shadow: 0 0 50px rgba(124, 77, 255, 0.25);
  border-radius: var(--radius-xl);
  padding: 56px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.download-title {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.download-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  margin: 0 auto 36px;
}

/* Modal Popup */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(10, 8, 14, 0.85);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all var(--transition-normal);
}

.modal-overlay.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  width: 90%;
  max-width: 900px;
  background: var(--bg-base);
  border: 1px solid var(--surface-border-glow);
  border-radius: var(--radius-lg);
  overflow: hidden;
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8);
}

.modal-header {
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--surface-border);
}

.modal-close {
  background: none;
  border: none;
  color: var(--text-muted);
  font-size: 1.5rem;
  cursor: pointer;
}

.modal-close:hover {
  color: var(--text-primary);
}

.video-wrapper {
  position: relative;
  padding-bottom: 56.25%; /* 16:9 ratio */
  height: 0;
}

.video-wrapper iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
}

/* Footer */
.footer {
  background: var(--sidebar);
  border-top: 1px solid var(--surface-border);
  padding: 60px 0 30px;
  margin-top: 100px;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand-desc {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-top: 12px;
  max-width: 340px;
}

.footer-column-title {
  font-size: 1rem;
  margin-bottom: 16px;
  color: var(--text-primary);
}

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

.footer-link {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.footer-link:hover {
  color: var(--accent-b);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid rgba(45, 36, 65, 0.4);
  display: flex;
  align-items: center;
  justify-content: space-between;
  color: var(--text-muted);
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 16px;
}

.disclaimer-text {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 700px;
}

/* Responsive Media Queries */
@media (max-width: 992px) {
  .hero-title { font-size: 2.6rem; }
  .footer-content { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions { display: none; }
  .mobile-toggle { display: block; }
  .hero-title { font-size: 2.1rem; }
  .hero-subtitle { font-size: 1rem; }
  .grid-3 { grid-template-columns: 1fr; }
  .footer-content { grid-template-columns: 1fr; }
  .filter-controls { flex-direction: column; align-items: stretch; }
  .search-input-box { width: 100%; }
}