/* ==========================================================================
   ExamBuddy — Modern Design System & Stylesheet
   Tailored for Guru Ghasidas Vishwavidyalaya (GGU) Students
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800;900&family=Plus+Jakarta+Sans:wght@400;500;600;700;800&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  /* Color Palette - Premium Dark Theme */
  --bg-dark: #070B14;
  --bg-surface: #0E1626;
  --bg-card: rgba(18, 28, 48, 0.75);
  --bg-card-hover: rgba(28, 42, 70, 0.85);
  --bg-glass: rgba(15, 23, 42, 0.65);
  
  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(99, 102, 241, 0.35);
  --border-active: rgba(59, 130, 246, 0.6);
  
  --primary: #4F46E5;
  --primary-light: #6366F1;
  --primary-glow: rgba(99, 102, 241, 0.35);
  
  --secondary: #06B6D4;
  --secondary-light: #22D3EE;
  
  --accent-amber: #F59E0B;
  --accent-emerald: #10B981;
  --accent-rose: #F43F5E;
  
  --text-main: #F8FAFC;
  --text-muted: #94A3B8;
  --text-dim: #64748B;
  
  --font-heading: 'Outfit', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --radius-full: 9999px;
  
  --shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.25);
  --shadow-md: 0 8px 24px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 16px 40px rgba(0, 0, 0, 0.45);
  --shadow-glow: 0 0 35px rgba(99, 102, 241, 0.28);
  
  --transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --container-width: 1200px;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
  font-size: 16px;
  background-color: var(--bg-dark);
}

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

/* Background Ambient Lighting */
.bg-glow-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(100px);
  opacity: 0.22;
}

.glow-1 {
  top: -10%;
  left: 20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, var(--primary-light), transparent 70%);
  animation: floatOrb 14s ease-in-out infinite alternate;
}

.glow-2 {
  bottom: 15%;
  right: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, var(--secondary), transparent 70%);
  animation: floatOrb 18s ease-in-out infinite alternate-reverse;
}

.glow-3 {
  top: 45%;
  left: -10%;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, #8B5CF6, transparent 70%);
  animation: floatOrb 16s ease-in-out infinite alternate;
}

@keyframes floatOrb {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(40px, 60px) scale(1.15); }
}

/* Typography & Global Elements */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  color: var(--text-main);
  font-weight: 700;
  line-height: 1.2;
}

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

img {
  max-width: 100%;
  height: auto;
  display: block;
}

button, input, select, textarea {
  font-family: inherit;
}

.container {
  width: 100%;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

.section-wrapper {
  padding: 100px 0;
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 56px;
}

.badge-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.28);
  color: var(--primary-light);
  font-size: 0.84rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 16px;
  backdrop-filter: blur(10px);
}

.badge-tag.emerald {
  background: rgba(16, 185, 129, 0.12);
  border-color: rgba(16, 185, 129, 0.28);
  color: var(--accent-emerald);
}

.badge-tag.amber {
  background: rgba(245, 158, 11, 0.12);
  border-color: rgba(245, 158, 11, 0.28);
  color: var(--accent-amber);
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 16px;
}

.gradient-text {
  background: linear-gradient(135deg, #FFFFFF 20%, #93C5FD 70%, #818CF8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-text-alt {
  background: linear-gradient(135deg, #38BDF8 0%, #818CF8 50%, #C084FC 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  color: var(--text-muted);
  font-size: 1.1rem;
  line-height: 1.7;
}

/* Glassmorphic Card Container */
.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition);
  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, 0.15), transparent);
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 28px;
  border-radius: var(--radius-full);
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, #4F46E5 0%, #3B82F6 100%);
  color: #FFFFFF;
  box-shadow: 0 4px 20px rgba(79, 70, 229, 0.4);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #4338CA 0%, #2563EB 100%);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(79, 70, 229, 0.6);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-main);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--border-active);
  transform: translateY(-2px);
}

.btn-outline-glow {
  background: rgba(99, 102, 241, 0.08);
  color: var(--text-main);
  border: 1px solid rgba(99, 102, 241, 0.35);
}

.btn-outline-glow:hover {
  background: rgba(99, 102, 241, 0.2);
  border-color: var(--primary-light);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.4);
  transform: translateY(-2px);
}

.btn-icon {
  width: 44px;
  height: 44px;
  padding: 0;
  border-radius: 50%;
}

/* ==========================================================================
   Header & Navigation
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  padding: 16px 0;
  transition: var(--transition);
}

.site-header.scrolled {
  background: rgba(9, 13, 22, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 12px 0;
  box-shadow: var(--shadow-md);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
}

.logo-img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.logo-text {
  font-family: var(--font-heading);
  font-size: 1.4rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: #FFFFFF;
}

.logo-text span {
  color: var(--primary-light);
}

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

.nav-link {
  font-size: 0.94rem;
  font-weight: 500;
  color: var(--text-muted);
  position: relative;
  padding: 6px 0;
}

.nav-link:hover, .nav-link.active {
  color: #FFFFFF;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-light);
  transition: var(--transition);
  border-radius: 2px;
}

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

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

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

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  min-height: 100vh;
  padding-top: 140px;
  padding-bottom: 80px;
  display: flex;
  align-items: center;
  position: relative;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 48px;
  align-items: center;
}

.hero-content {
  position: relative;
}

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 18px;
  border-radius: var(--radius-full);
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.3);
  color: #A5B4FC;
  font-size: 0.88rem;
  font-weight: 600;
  margin-bottom: 24px;
}

.hero-tag .pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent-emerald);
  box-shadow: 0 0 10px var(--accent-emerald);
  animation: pulseDot 2s infinite;
}

@keyframes pulseDot {
  0% { transform: scale(0.95); opacity: 0.8; }
  50% { transform: scale(1.3); opacity: 1; }
  100% { transform: scale(0.95); opacity: 0.8; }
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: clamp(1.1rem, 2vw, 1.35rem);
  color: #CBD5E1;
  font-weight: 500;
  margin-bottom: 36px;
  line-height: 1.6;
}

.hero-cta-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  margin-bottom: 40px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item h3 {
  font-size: 1.8rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-bottom: 4px;
  display: flex;
  align-items: center;
  gap: 4px;
}

.stat-item h3 span {
  color: var(--primary-light);
}

.stat-item p {
  color: var(--text-muted);
  font-size: 0.88rem;
  font-weight: 500;
}

/* Hero Showcase Frame */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
  align-items: center;
}

.phone-mockup {
  width: 320px;
  background: #111827;
  border-radius: 44px;
  border: 4px solid #334155;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.7), 0 0 50px rgba(99, 102, 241, 0.25);
  padding: 14px;
  position: relative;
  z-index: 2;
}

.phone-screen {
  background: #0B1220;
  border-radius: 34px;
  overflow: hidden;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.mockup-header {
  padding: 16px 18px 12px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(15, 23, 42, 0.8);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.mockup-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.mockup-brand img {
  width: 26px;
  height: 26px;
  border-radius: 6px;
}

.mockup-brand span {
  font-weight: 700;
  font-size: 0.92rem;
  color: #FFFFFF;
}

.mockup-body {
  padding: 18px 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mockup-banner {
  background: linear-gradient(135deg, #3730A3, #1E1B4B);
  border-radius: 14px;
  padding: 14px;
  border: 1px solid rgba(99, 102, 241, 0.3);
}

.mockup-banner h4 {
  font-size: 0.88rem;
  margin-bottom: 4px;
}

.mockup-banner p {
  font-size: 0.72rem;
  color: #A5B4FC;
}

.mockup-card-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.m-tile {
  background: rgba(30, 41, 59, 0.6);
  padding: 12px 10px;
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 6px;
}

.m-tile .icon {
  font-size: 1.4rem;
}

.m-tile span {
  font-size: 0.74rem;
  font-weight: 600;
  color: #E2E8F0;
}

/* Floating Badges */
.floating-card {
  position: absolute;
  background: rgba(15, 23, 42, 0.88);
  backdrop-filter: blur(12px);
  border: 1px solid var(--border-glow);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 3;
  animation: floatCard 4s ease-in-out infinite alternate;
}

.floating-card.card-left {
  top: 18%;
  left: -35px;
}

.floating-card.card-right {
  bottom: 22%;
  right: -30px;
  animation-delay: -2s;
}

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

.f-icon {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.f-icon.blue { background: rgba(59, 130, 246, 0.2); }
.f-icon.green { background: rgba(16, 185, 129, 0.2); }

.f-text h5 {
  font-size: 0.84rem;
  font-weight: 700;
  color: #FFFFFF;
}

.f-text p {
  font-size: 0.72rem;
  color: var(--text-muted);
}

/* ==========================================================================
   About Section
   ========================================================================== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 36px;
  margin-bottom: 48px;
}

.about-card {
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.about-card h3 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.about-card p {
  color: #CBD5E1;
  font-size: 1.02rem;
  line-height: 1.7;
  margin-bottom: 18px;
}

.problem-list, .solution-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 14px;
}

.problem-list li, .solution-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 0.95rem;
  color: var(--text-muted);
}

.problem-list li .bullet {
  color: var(--accent-rose);
  font-weight: 700;
  font-size: 1.1rem;
}

.solution-list li .bullet {
  color: var(--accent-emerald);
  font-weight: 700;
  font-size: 1.1rem;
}

/* Department Grid */
.dept-showcase {
  margin-top: 56px;
}

.dept-showcase h3 {
  text-align: center;
  font-size: 1.6rem;
  margin-bottom: 30px;
}

.dept-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}

.dept-pill {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: var(--transition);
}

.dept-pill:hover {
  border-color: var(--border-glow);
  transform: translateY(-3px);
  background: var(--bg-card-hover);
}

.dept-icon {
  font-size: 2rem;
  width: 50px;
  height: 50px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.05);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.dept-info h4 {
  font-size: 1.05rem;
  margin-bottom: 4px;
}

.dept-info p {
  font-size: 0.82rem;
  color: var(--text-muted);
}

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

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

.feature-box::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: linear-gradient(90deg, transparent, var(--primary-light), transparent);
  opacity: 0;
  transition: var(--transition);
}

.feature-box:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.feature-box:hover::after {
  opacity: 1;
}

.feat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
}

.feat-icon-wrapper {
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: rgba(99, 102, 241, 0.12);
  border: 1px solid rgba(99, 102, 241, 0.25);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.feat-badge {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.06);
  color: var(--text-muted);
  border: 1px solid var(--border-subtle);
}

.feature-box h3 {
  font-size: 1.35rem;
  margin-bottom: 12px;
}

.feature-box p {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 20px;
  flex-grow: 1;
}

.feat-highlights {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 16px;
  border-top: 1px solid var(--border-subtle);
}

.feat-highlights li {
  font-size: 0.85rem;
  color: #CBD5E1;
  display: flex;
  align-items: center;
  gap: 8px;
}

.feat-highlights li span {
  color: var(--accent-emerald);
}

/* ==========================================================================
   Interactive Tools (CGPA Calculator & Attendance Simulator)
   ========================================================================== */
.tools-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 36px;
  align-items: start;
}

.calculator-card {
  padding: 36px;
}

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

.calc-header h3 {
  font-size: 1.4rem;
  display: flex;
  align-items: center;
  gap: 10px;
}

.subject-table-container {
  overflow-x: auto;
  margin-bottom: 24px;
}

.subject-table {
  width: 100%;
  border-collapse: collapse;
}

.subject-table th {
  text-align: left;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  padding: 10px 12px;
  border-bottom: 1px solid var(--border-subtle);
}

.subject-table td {
  padding: 10px 12px;
}

.input-control {
  width: 100%;
  padding: 10px 14px;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #FFFFFF;
  font-size: 0.92rem;
  outline: none;
  transition: var(--transition);
}

.input-control:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}

select.input-control option {
  background: #0F172A;
  color: #FFFFFF;
}

.btn-remove-row {
  background: rgba(244, 63, 94, 0.1);
  color: var(--accent-rose);
  border: 1px solid rgba(244, 63, 94, 0.2);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  cursor: pointer;
  transition: var(--transition);
}

.btn-remove-row:hover {
  background: rgba(244, 63, 94, 0.25);
}

.calc-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.calc-result-box {
  margin-top: 24px;
  padding: 20px 24px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(79, 70, 229, 0.15), rgba(59, 130, 246, 0.15));
  border: 1px solid rgba(99, 102, 241, 0.35);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.result-val {
  font-size: 2.2rem;
  font-weight: 800;
  font-family: var(--font-heading);
  color: #FFFFFF;
}

.result-val span {
  color: var(--accent-emerald);
}

/* Attendance Widget */
.attendance-widget {
  padding: 36px;
}

.att-form-group {
  margin-bottom: 20px;
}

.att-form-group label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.att-result-display {
  margin-top: 24px;
  padding: 20px;
  border-radius: var(--radius-md);
  background: rgba(15, 23, 42, 0.9);
  border: 1px solid var(--border-subtle);
  text-align: center;
}

.att-percentage {
  font-size: 2.6rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.att-status-badge {
  display: inline-block;
  padding: 6px 16px;
  border-radius: var(--radius-full);
  font-size: 0.84rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.att-status-badge.safe {
  background: rgba(16, 185, 129, 0.15);
  color: var(--accent-emerald);
  border: 1px solid rgba(16, 185, 129, 0.3);
}

.att-status-badge.danger {
  background: rgba(244, 63, 94, 0.15);
  color: var(--accent-rose);
  border: 1px solid rgba(244, 63, 94, 0.3);
}

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

/* ==========================================================================
   Support & FAQ Section
   ========================================================================== */
.support-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 40px;
}

.support-channels {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.support-card {
  padding: 28px;
}

.support-card h3 {
  font-size: 1.3rem;
  margin-bottom: 12px;
}

.support-card p {
  color: var(--text-muted);
  font-size: 0.94rem;
  margin-bottom: 20px;
}

.email-box {
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: rgba(15, 23, 42, 0.9);
  padding: 12px 18px;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.92rem;
  color: #A5B4FC;
}

.email-copy-btn {
  background: rgba(99, 102, 241, 0.2);
  color: #FFFFFF;
  border: 1px solid rgba(99, 102, 241, 0.4);
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 0.8rem;
  transition: var(--transition);
}

.email-copy-btn:hover {
  background: var(--primary-light);
}

/* FAQ Accordion */
.faq-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.faq-item.active {
  border-color: var(--border-glow);
  background: var(--bg-card-hover);
}

.faq-question {
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  color: #FFFFFF;
  font-size: 1.05rem;
  font-weight: 600;
  text-align: left;
  display: flex;
  justify-content: space-between;
  align-items: center;
  cursor: pointer;
}

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

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s cubic-bezier(0, 1, 0, 1);
}

.faq-answer-inner {
  padding: 0 24px 20px;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* ==========================================================================
   Download Modal & Toasts
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(4, 8, 16, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 200;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  padding: 20px;
}

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

.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-xl);
  max-width: 480px;
  width: 100%;
  padding: 36px;
  position: relative;
  box-shadow: var(--shadow-lg), var(--shadow-glow);
  transform: translateY(20px) scale(0.95);
  transition: var(--transition);
  text-align: center;
}

.modal-overlay.active .modal-content {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: 18px;
  right: 18px;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: var(--text-muted);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  cursor: pointer;
  font-size: 1.2rem;
  transition: var(--transition);
}

.modal-close:hover {
  color: #FFFFFF;
  background: rgba(255, 255, 255, 0.2);
}

.qr-code-box {
  background: #FFFFFF;
  padding: 16px;
  border-radius: var(--radius-md);
  width: 180px;
  height: 180px;
  margin: 20px auto;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
}

.qr-code-box img {
  width: 100%;
  height: 100%;
}

.toast {
  position: fixed;
  bottom: 30px;
  right: 30px;
  background: #1E293B;
  color: #FFFFFF;
  border: 1px solid var(--border-glow);
  padding: 14px 22px;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 12px;
  z-index: 300;
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  background: #060911;
  border-top: 1px solid var(--border-subtle);
  padding: 70px 0 30px;
  position: relative;
  z-index: 1;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 50px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.92rem;
  margin-top: 16px;
  line-height: 1.7;
  max-width: 320px;
}

.footer-col h4 {
  font-size: 1.05rem;
  margin-bottom: 20px;
  color: #FFFFFF;
}

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

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary-light);
  padding-left: 4px;
}

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

.footer-bottom-links {
  display: flex;
  gap: 20px;
}

.footer-bottom-links a {
  color: var(--text-muted);
}

.footer-bottom-links a:hover {
  color: #FFFFFF;
}

/* Back to top */
#backToTop {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 90;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--primary);
  color: #FFFFFF;
  border: 1px solid rgba(255, 255, 255, 0.2);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.4);
  opacity: 0;
  pointer-events: none;
  transition: var(--transition);
}

#backToTop.visible {
  opacity: 1;
  pointer-events: auto;
}

#backToTop:hover {
  transform: translateY(-4px);
  background: var(--primary-light);
}

/* ==========================================================================
   Policy & Terms Dedicated Page Styles
   ========================================================================== */
.policy-page-header {
  padding: 140px 0 50px;
  text-align: center;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.8) 0%, transparent 100%);
  border-bottom: 1px solid var(--border-subtle);
}

.policy-container {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 48px;
  padding: 50px 0 100px;
  align-items: start;
}

.policy-toc {
  position: sticky;
  top: 100px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 24px;
}

.policy-toc h4 {
  font-size: 0.88rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-dim);
  margin-bottom: 16px;
}

.policy-toc ol {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.policy-toc a {
  display: block;
  font-size: 0.88rem;
  color: var(--text-muted);
  padding: 6px 10px;
  border-radius: var(--radius-sm);
}

.policy-toc a:hover, .policy-toc a.active {
  background: rgba(99, 102, 241, 0.15);
  color: #FFFFFF;
}

.policy-content section {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  margin-bottom: 24px;
}

.policy-content h2 {
  font-size: 1.5rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-subtle);
  color: #FFFFFF;
}

.policy-content h3 {
  font-size: 1.15rem;
  margin: 20px 0 10px;
  color: #E2E8F0;
}

.policy-content p {
  color: var(--text-muted);
  font-size: 0.96rem;
  line-height: 1.75;
  margin-bottom: 14px;
}

.policy-content ul {
  padding-left: 20px;
  margin-bottom: 16px;
  color: var(--text-muted);
  font-size: 0.95rem;
}

.policy-content li {
  margin-bottom: 8px;
}

/* ==========================================================================
   Responsive Breakpoints
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 60px;
  }
  
  .hero-cta-bar, .hero-stats {
    justify-content: center;
  }
  
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .tools-grid {
    grid-template-columns: 1fr;
  }
  
  .support-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .policy-container {
    grid-template-columns: 1fr;
  }
  
  .policy-toc {
    position: static;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 340px;
    height: 100vh;
    background: #0B1120;
    border-left: 1px solid var(--border-subtle);
    flex-direction: column;
    padding: 90px 30px 40px;
    gap: 20px;
    transition: 0.35s ease;
    z-index: 99;
  }
  
  .nav-links.open {
    right: 0;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.8);
  }
  
  .mobile-toggle {
    display: block;
    z-index: 100;
  }
  
  .about-grid {
    grid-template-columns: 1fr;
  }
  
  .features-grid {
    grid-template-columns: 1fr;
  }
  
  .hero-stats {
    grid-template-columns: 1fr;
    gap: 16px;
  }
  
  .floating-card {
    display: none;
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
}