/* ==========================================================================
   UzSafeClass - Zamonaviy Web-Sayt Stillari (Dark & Modern Educational Theme)
   ========================================================================== */

:root {
  --bg-main: #090d16;
  --bg-card: #0f172a;
  --bg-card-hover: #162038;
  --bg-input: #1e293b;
  --bg-glass: rgba(15, 23, 42, 0.85);
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-active: rgba(56, 189, 248, 0.3);
  
  --primary: #2563eb;
  --primary-hover: #1d4ed8;
  --primary-glow: rgba(37, 99, 235, 0.35);
  
  --accent: #38bdf8;
  --accent-glow: rgba(56, 189, 248, 0.25);
  
  --success: #10b981;
  --success-glow: rgba(16, 185, 129, 0.25);
  
  --warning: #f59e0b;
  --danger: #ef4444;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
  
  --transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-card: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 40px -10px var(--primary-glow);
}

/* Reset va umumiy sozlamalar */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-family: var(--font-sans);
  background-color: var(--bg-main);
  color: var(--text-main);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

body {
  overflow-x: hidden;
  position: relative;
  background: radial-gradient(circle at 50% 0%, #172554 0%, #090d16 65%);
  min-height: 100vh;
}

/* Fon effekti - nozik grid to'ri */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(to right, rgba(255, 255, 255, 0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

/* Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

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

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

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

/* Badges */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  color: var(--accent);
  backdrop-filter: blur(8px);
}

.badge-success {
  background: rgba(16, 185, 129, 0.15);
  border-color: rgba(16, 185, 129, 0.3);
  color: #34d399;
}

.badge-pulse::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--accent);
  box-shadow: 0 0 10px var(--accent);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.8); }
}

/* Tugmalar */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  border-radius: var(--radius-md);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
  text-align: center;
  user-select: none;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--primary-glow);
}
.btn-primary:hover {
  background: linear-gradient(135deg, #3b82f6, #2563eb);
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--primary-glow);
}

.btn-accent {
  background: linear-gradient(135deg, #0284c7, #0369a1);
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(2, 132, 199, 0.35);
}
.btn-accent:hover {
  background: linear-gradient(135deg, #0ea5e9, #0284c7);
  transform: translateY(-2px);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  backdrop-filter: blur(10px);
}
.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent);
  color: #ffffff;
  transform: translateY(-2px);
}

.btn-success {
  background: linear-gradient(135deg, #059669, #047857);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--success-glow);
}
.btn-success:hover {
  background: linear-gradient(135deg, #10b981, #059669);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
}
.btn-outline:hover {
  border-color: var(--accent);
  color: var(--text-main);
}

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

.btn-lg {
  padding: 16px 32px;
  font-size: 1.05rem;
}

/* ==========================================================================
   Header & Navbar
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 76px;
  gap: 16px;
}

.brand-link {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-logo-img {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  object-fit: cover;
  border: 2px solid rgba(56, 189, 248, 0.4);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

.brand-text {
  display: flex;
  flex-direction: column;
}

.brand-name {
  font-size: 1.35rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #ffffff 40%, var(--accent) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.brand-tag {
  font-size: 0.72rem;
  color: var(--text-muted);
  font-weight: 500;
}

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

.nav-item a {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
}

.nav-item a:hover,
.nav-item a.active {
  color: #ffffff;
}

.nav-item a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0%;
  height: 2px;
  background: var(--accent);
  transition: var(--transition);
  border-radius: 2px;
}

.nav-item a:hover::after,
.nav-item a.active::after {
  width: 100%;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}

.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 8px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 90px 0 70px;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 50px;
  align-items: center;
}

.hero-content {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.hero-title {
  font-size: 3.2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
}

.hero-title span.highlight {
  background: linear-gradient(135deg, #60a5fa, #38bdf8);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-desc {
  font-size: 1.15rem;
  color: #94a3b8;
  max-width: 580px;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-top: 10px;
}

.hero-trust-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.trust-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: rgba(56, 189, 248, 0.1);
  color: var(--accent);
}

/* Hero Showcase Card (Live Mockup) */
.hero-visual {
  position: relative;
}

.mockup-window {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), var(--shadow-glow);
  position: relative;
  transition: var(--transition);
}

.mockup-header {
  background: rgba(15, 23, 42, 0.95);
  padding: 14px 18px;
  border-bottom: 1px solid var(--border-subtle);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.mockup-dots {
  display: flex;
  gap: 7px;
}

.mockup-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background: #ef4444; }
.dot-yellow { background: #f59e0b; }
.dot-green { background: #10b981; }

.mockup-title {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.mockup-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 18px;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.6) 0%, rgba(9, 13, 22, 0.9) 100%);
}

.live-stats-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.live-stat-card {
  background: rgba(30, 41, 59, 0.7);
  border: 1px solid var(--border-subtle);
  padding: 12px;
  border-radius: var(--radius-sm);
  text-align: center;
}

.stat-num {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
}

.stat-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
}

.lab-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
}

.lab-pc {
  background: rgba(30, 41, 59, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 10px;
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  transition: var(--transition);
}

.lab-pc.locked {
  border-color: rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.08);
}

.lab-pc.active {
  border-color: rgba(16, 185, 129, 0.4);
  background: rgba(16, 185, 129, 0.08);
}

.pc-icon {
  font-size: 1.4rem;
}

.pc-name {
  font-size: 0.75rem;
  font-weight: 700;
}

.pc-status {
  font-size: 0.65rem;
  padding: 2px 6px;
  border-radius: 4px;
  font-weight: 600;
}

.status-locked {
  background: rgba(239, 68, 68, 0.2);
  color: #f87171;
}

.status-active {
  background: rgba(16, 185, 129, 0.2);
  color: #34d399;
}

.mockup-alert-banner {
  background: rgba(37, 99, 235, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  padding: 12px 16px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8rem;
}

/* ==========================================================================
   Statistika / Metric Counter Strip
   ========================================================================== */
.stats-strip {
  padding: 30px 0 60px;
}

.stats-container {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
  text-align: center;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.stat-box::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, var(--primary), var(--accent));
  opacity: 0;
  transition: var(--transition);
}

.stat-box:hover {
  transform: translateY(-4px);
  border-color: var(--border-active);
}

.stat-box:hover::before {
  opacity: 1;
}

.stat-box-num {
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #ffffff;
  margin-bottom: 6px;
}

.stat-box-desc {
  font-size: 0.88rem;
  color: var(--text-muted);
}

/* ==========================================================================
   Section Headers
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.section-title {
  font-size: 2.3rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

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

/* ==========================================================================
   Imkoniyatlar (Features Grid)
   ========================================================================== */
.features-section {
  padding: 80px 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  transition: var(--transition);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.feature-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-active);
  background: var(--bg-card-hover);
  box-shadow: var(--shadow-card);
}

.feature-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  background: rgba(37, 99, 235, 0.12);
  border: 1px solid rgba(56, 189, 248, 0.25);
  color: var(--accent);
}

.feature-icon-wrapper.danger {
  background: rgba(239, 68, 68, 0.12);
  border-color: rgba(239, 68, 68, 0.25);
  color: #f87171;
}

.feature-icon-wrapper.success {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.25);
  color: #34d399;
}

.feature-icon-wrapper.warning {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.25);
  color: #fbbf24;
}

.feature-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.feature-text {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.feature-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
  font-size: 0.88rem;
  color: var(--text-muted);
}

.feature-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.feature-list li::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: var(--accent);
}

/* ==========================================================================
   Interaktiv Interfeys Namoyishi (Live Product Preview Tabs)
   ========================================================================== */
.preview-section {
  padding: 80px 0;
  background: linear-gradient(180deg, transparent 0%, rgba(15, 23, 42, 0.4) 50%, transparent 100%);
}

.preview-tabs {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 36px;
}

.preview-tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 12px 22px;
  border-radius: var(--radius-md);
  font-size: 0.92rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 8px;
}

.preview-tab-btn:hover {
  border-color: var(--accent);
  color: var(--text-main);
}

.preview-tab-btn.active {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.2), rgba(56, 189, 248, 0.15));
  border-color: var(--accent);
  color: #ffffff;
  box-shadow: 0 0 20px rgba(56, 189, 248, 0.2);
}

.preview-display-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.7);
}

.preview-tab-content {
  display: none;
  animation: fadeIn 0.3s ease;
}

.preview-tab-content.active {
  display: block;
}

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

.preview-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  padding: 40px;
  align-items: center;
}

.preview-info {
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.preview-info h3 {
  font-size: 1.8rem;
  font-weight: 800;
}

.preview-info p {
  font-size: 1rem;
  line-height: 1.7;
}

.preview-mock-screen {
  background: #060911;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  min-height: 340px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  box-shadow: inset 0 0 40px rgba(0, 0, 0, 0.8);
}

/* Har bir ekran ko'rinishi mockup uchun maxsus */
.mock-lockscreen {
  background: radial-gradient(circle at center, #1e1b4b 0%, #080c14 100%);
  width: 100%;
  height: 100%;
  border-radius: 12px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  gap: 12px;
  border: 2px solid #2563eb;
}

.mock-webalert {
  background: #0f172a;
  width: 100%;
  border-radius: 14px;
  padding: 24px;
  border: 2px solid #ef4444;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.mock-topbanner {
  background: linear-gradient(90deg, #090d16 0%, #1e293b 100%);
  width: 100%;
  border-radius: 10px;
  padding: 14px 20px;
  border-bottom: 2px solid #38bdf8;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* ==========================================================================
   Yo'riqnoma va Qo'llanma (Step-by-step Setup Guide)
   ========================================================================== */
.guide-section {
  padding: 80px 0;
}

.guide-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 40px;
}

.guide-tab-btn {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  padding: 14px 28px;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  gap: 10px;
}

.guide-tab-btn.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--primary-glow);
}

.guide-content-panel {
  display: none;
}

.guide-content-panel.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.steps-timeline {
  display: flex;
  flex-direction: column;
  gap: 24px;
  position: relative;
}

.step-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px 32px;
  display: grid;
  grid-template-columns: 60px 1fr;
  gap: 24px;
  align-items: flex-start;
  transition: var(--transition);
}

.step-card:hover {
  border-color: var(--border-active);
  transform: translateX(4px);
}

.step-number {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #2563eb, #38bdf8);
  color: #ffffff;
  font-size: 1.5rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 15px var(--primary-glow);
}

.step-body {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.step-title {
  font-size: 1.25rem;
  font-weight: 700;
}

.step-desc {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.step-code-box {
  background: #05070e;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  font-family: var(--font-mono);
  font-size: 0.88rem;
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
}

.copy-btn {
  background: transparent;
  border: 1px solid var(--border-subtle);
  color: var(--text-muted);
  border-radius: 6px;
  padding: 4px 10px;
  font-size: 0.75rem;
  cursor: pointer;
  transition: var(--transition);
}

.copy-btn:hover {
  border-color: var(--accent);
  color: #ffffff;
}

/* ==========================================================================
   Yuklab Olish Bo'limi (Downloads Section)
   ========================================================================== */
.download-section {
  padding: 80px 0;
  position: relative;
}

.download-cards-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  max-width: 960px;
  margin: 0 auto;
}

.download-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  transition: var(--transition);
}

.download-card.featured {
  border-color: var(--accent);
  background: linear-gradient(180deg, rgba(30, 41, 59, 0.8) 0%, rgba(15, 23, 42, 0.9) 100%);
  box-shadow: 0 0 35px rgba(56, 189, 248, 0.15);
}

.download-card:hover {
  transform: translateY(-6px);
  border-color: var(--border-active);
  box-shadow: var(--shadow-card);
}

.card-top-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, #2563eb, #38bdf8);
  color: #ffffff;
  padding: 4px 16px;
  border-radius: 9999px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.download-card-header {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.dl-icon {
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(56, 189, 248, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: var(--accent);
}

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

.download-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-dim);
}

.meta-pill {
  background: rgba(255, 255, 255, 0.05);
  padding: 3px 8px;
  border-radius: 6px;
}

.download-card-body {
  font-size: 0.92rem;
  color: var(--text-muted);
  line-height: 1.6;
}

.specs-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.88rem;
  color: var(--text-muted);
  margin-top: 14px;
}

.specs-list li {
  display: flex;
  align-items: center;
  gap: 8px;
}

.specs-list li span.bullet {
  color: var(--accent);
}

.download-card-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ==========================================================================
   Tariflar va Narxlar (Pricing)
   ========================================================================== */
.pricing-section {
  padding: 80px 0;
}

.pricing-calc-box {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  margin-bottom: 50px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: center;
}

.calc-left h3 {
  font-size: 1.5rem;
  margin-bottom: 10px;
}

.calc-range-wrapper {
  margin-top: 24px;
}

.range-slider {
  width: 100%;
  accent-color: var(--accent);
  height: 8px;
  border-radius: 4px;
  cursor: pointer;
}

.range-meta {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-muted);
}

.calc-right {
  background: rgba(15, 23, 42, 0.6);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 28px;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.calc-total-price {
  font-size: 2.4rem;
  font-weight: 800;
  color: #38bdf8;
}

.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.pricing-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 24px;
  position: relative;
  transition: var(--transition);
}

.pricing-card.popular {
  border-color: #38bdf8;
  background: linear-gradient(180deg, #162444 0%, #0f172a 100%);
  transform: scale(1.03);
  box-shadow: 0 10px 40px rgba(56, 189, 248, 0.2);
}

.pricing-card:hover {
  border-color: var(--accent);
}

.pricing-badge {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.pricing-amount {
  font-size: 2.5rem;
  font-weight: 800;
  color: #ffffff;
  display: flex;
  align-items: baseline;
  gap: 6px;
}

.pricing-period {
  font-size: 0.95rem;
  color: var(--text-muted);
  font-weight: 400;
}

.pricing-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

.pricing-features li {
  display: flex;
  align-items: center;
  gap: 10px;
}

.pricing-features li.active::before {
  content: "\f00c";
  font-family: "Font Awesome 6 Free";
  font-weight: 900;
  color: #10b981;
}

/* ==========================================================================
   Ko'p Beriladigan Savollar (FAQ Accordion)
   ========================================================================== */
.faq-section {
  padding: 80px 0;
}

.faq-container {
  max-width: 820px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

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

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

.faq-question {
  padding: 22px 26px;
  font-size: 1.05rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  user-select: none;
}

.faq-toggle-icon {
  font-size: 1.2rem;
  transition: transform 0.3s ease;
  color: var(--accent);
}

.faq-item.open .faq-toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease-out;
  background: rgba(15, 23, 42, 0.4);
}

.faq-answer-inner {
  padding: 0 26px 22px;
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.7;
}

/* ==========================================================================
   Bog'lanish va Aloqa (Contact Section)
   ========================================================================== */
.contact-section {
  padding: 80px 0 100px;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.contact-info-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.contact-methods {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-method-item {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px;
  background: rgba(30, 41, 59, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition);
}

.contact-method-item:hover {
  border-color: var(--accent);
  background: rgba(30, 41, 59, 0.8);
  transform: translateX(4px);
}

.contact-method-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  background: rgba(37, 99, 235, 0.15);
  color: var(--accent);
}

.contact-method-title {
  font-size: 0.85rem;
  color: var(--text-dim);
}

.contact-method-val {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
}

.contact-form-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

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

.form-label {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-main);
}

.form-input, .form-textarea {
  width: 100%;
  background: var(--bg-input);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 13px 16px;
  color: #ffffff;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition);
}

.form-input:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.2);
}

.form-textarea {
  min-height: 120px;
  resize: vertical;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  border-top: 1px solid var(--border-subtle);
  background: #05070d;
  padding: 50px 0 30px;
}

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

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 16px;
  max-width: 380px;
}

.footer-col-title {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 16px;
}

.footer-links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 0.92rem;
  color: var(--text-muted);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.85rem;
  color: var(--text-dim);
}

/* Scroll To Top */
.scroll-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 90;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.4);
}

.scroll-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.scroll-to-top:hover {
  background: var(--accent);
  color: #ffffff;
  transform: translateY(-3px);
}

/* ==========================================================================
   Responsive Adaptivlik
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .features-grid, .download-cards-grid, .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .stats-container {
    grid-template-columns: repeat(2, 1fr);
  }
  .pricing-calc-box {
    grid-template-columns: 1fr;
  }
  .preview-inner {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions .btn-outline {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 80px;
    left: 0;
    width: 100%;
    background: var(--bg-card);
    padding: 24px;
    border-bottom: 1px solid var(--border-subtle);
  }
  .hero-title {
    font-size: 2.3rem;
  }
  .features-grid, .download-cards-grid, .pricing-grid {
    grid-template-columns: 1fr;
  }
  .contact-grid {
    grid-template-columns: 1fr;
  }
  .footer-top {
    grid-template-columns: 1fr;
  }
  .step-card {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* ==========================================================================
   Language Switcher Styles
   ========================================================================== */
.lang-dropdown-wrapper {
  position: relative;
}

.lang-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}

.lang-btn:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent);
}

.lang-menu {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.6);
  display: none;
  flex-direction: column;
  min-width: 140px;
  z-index: 150;
  overflow: hidden;
  backdrop-filter: blur(12px);
}

.lang-menu.show {
  display: flex;
  animation: fadeIn 0.2s ease;
}

.lang-item {
  background: transparent;
  border: none;
  color: var(--text-muted);
  padding: 10px 16px;
  text-align: left;
  font-size: 0.88rem;
  font-weight: 500;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  transition: var(--transition);
  width: 100%;
}

.lang-item:hover, .lang-item.active {
  background: rgba(37, 99, 235, 0.2);
  color: #ffffff;
}

.lang-item.active {
  font-weight: 700;
  border-left: 3px solid var(--accent);
}

/* ==========================================================================
   Classroom Management System - Roles & Free Trial Styles
   ========================================================================== */
.btn-trial {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(16, 185, 129, 0.4);
  border: 1px solid rgba(52, 211, 153, 0.4);
  transition: var(--transition);
}

.btn-trial:hover {
  background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(16, 185, 129, 0.6);
  color: #ffffff;
}

.mockup-quick-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
}

.mock-action-btn {
  background: rgba(30, 41, 59, 0.8);
  border: 1px solid var(--border-subtle);
  color: var(--text-main);
  padding: 8px 4px;
  border-radius: 8px;
  font-size: 0.72rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  cursor: pointer;
  transition: var(--transition);
}

.mock-action-btn:hover {
  background: rgba(56, 189, 248, 0.15);
  border-color: var(--accent);
}

.btn-danger-pill:hover { border-color: #ef4444; color: #f87171; }
.btn-success-pill:hover { border-color: #10b981; color: #34d399; }
.btn-accent-pill:hover { border-color: #38bdf8; color: #38bdf8; }
.btn-warning-pill:hover { border-color: #f59e0b; color: #fbbf24; }

/* Roles & Solutions */
.roles-section {
  padding: 70px 0;
  background: linear-gradient(180deg, rgba(5, 7, 14, 0.4) 0%, rgba(15, 23, 42, 0.3) 100%);
}

.roles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.role-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transition: var(--transition);
}

.role-card:hover {
  transform: translateY(-5px);
  border-color: var(--border-active);
  box-shadow: var(--shadow-card);
}

.role-card.featured-role {
  border-color: rgba(16, 185, 129, 0.4);
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.06) 0%, rgba(15, 23, 42, 0.8) 100%);
  box-shadow: 0 10px 30px rgba(16, 185, 129, 0.1);
}

.role-icon-box {
  width: 54px;
  height: 54px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.role-title {
  font-size: 1.3rem;
  font-weight: 700;
  color: #ffffff;
}

.role-desc {
  font-size: 0.93rem;
  color: var(--text-muted);
  line-height: 1.6;
}

/* Free Trial Banner */
.trial-banner-section {
  padding: 40px 0 60px;
}

.trial-banner-box {
  background: linear-gradient(135deg, rgba(37, 99, 235, 0.25) 0%, rgba(16, 185, 129, 0.2) 100%);
  border: 1px solid rgba(52, 211, 153, 0.4);
  border-radius: var(--radius-xl);
  padding: 44px 48px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}

.trial-banner-content {
  display: flex;
  flex-direction: column;
}

.trial-banner-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

@media (max-width: 992px) {
  .roles-grid {
    grid-template-columns: 1fr;
  }
  .trial-banner-box {
    flex-direction: column;
    text-align: center;
    padding: 32px 24px;
  }
}

/* ==========================================================================
   Refined Modern Navbar & Font Awesome Helpers
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(9, 13, 22, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: var(--transition);
}

.brand-tag {
  font-size: 0.68rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-item a {
  color: var(--text-muted);
  font-size: 0.92rem;
  font-weight: 500;
  position: relative;
  padding: 6px 0;
  white-space: nowrap;
  transition: var(--transition);
  text-decoration: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.btn-nav-trial {
  background: linear-gradient(135deg, #10b981 0%, #059669 100%);
  color: #ffffff;
  border: 1px solid rgba(52, 211, 153, 0.4);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 9px 18px;
  text-decoration: none;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.35);
  transition: var(--transition);
  white-space: nowrap;
}

.btn-nav-trial:hover {
  background: linear-gradient(135deg, #34d399 0%, #10b981 100%);
  box-shadow: 0 6px 20px rgba(16, 185, 129, 0.55);
  transform: translateY(-1px);
  color: #ffffff;
}

.btn-nav-outline {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.12);
  color: var(--text-main);
  border-radius: var(--radius-sm);
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-weight: 600;
  font-size: 0.88rem;
  padding: 9px 16px;
  text-decoration: none;
  transition: var(--transition);
  white-space: nowrap;
}

.btn-nav-outline:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--accent);
  color: #ffffff;
}

.lang-flag-code {
  background: rgba(56, 189, 248, 0.15);
  color: var(--accent);
  font-size: 0.72rem;
  font-weight: 700;
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid rgba(56, 189, 248, 0.3);
}

@media (max-width: 1080px) {
  .nav-links {
    display: none;
  }
  .mobile-toggle {
    display: block;
  }
  .nav-links.mobile-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 76px;
    left: 0;
    width: 100%;
    background: var(--bg-card);
    padding: 24px;
    border-bottom: 1px solid var(--border-subtle);
    gap: 16px;
  }
}

@media (max-width: 580px) {
  .btn-nav-trial {
    padding: 8px 12px;
    font-size: 0.8rem;
  }
}

@media (max-width: 440px) {
  .btn-nav-trial span {
    display: none;
  }
  .btn-nav-trial {
    padding: 8px 10px;
  }
}