/* ==========================================================================
   CHARGIO EV MOBILITY PLATFORM - DARK THEME DESIGN SYSTEM
   Theme: Obsidian / Deep Navy with Brand Blue & Electric Cyan Glow
   ========================================================================== */

:root {
  --bg-primary: #070c18;
  --bg-secondary: #0b1328;
  --bg-surface: #101c38;
  --bg-surface-elevated: #16254c;
  --bg-card: rgba(16, 28, 56, 0.72);
  --bg-glass: rgba(255, 255, 255, 0.04);
  
  --primary: #0378ab;
  --primary-light: #38bdf8;
  --primary-dark: #02577c;
  --primary-glow: rgba(3, 120, 171, 0.45);
  
  --accent-cyan: #00d2ff;
  --accent-mint: #19b57a;
  --accent-mint-glow: rgba(25, 181, 122, 0.35);
  --accent-amber: #f59e0b;
  --accent-rose: #ef4444;
  
  --text-primary: #f8fafc;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  --text-glow: rgba(248, 250, 252, 0.85);

  --border-subtle: rgba(255, 255, 255, 0.08);
  --border-highlight: rgba(0, 210, 255, 0.25);
  --border-card: rgba(255, 255, 255, 0.1);

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 20px;
  --radius-xl: 32px;
  --radius-full: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.6s cubic-bezier(0.16, 1, 0.3, 1);

  --shadow-card: 0 16px 40px -10px rgba(0, 0, 0, 0.5);
  --shadow-glow: 0 0 50px -10px var(--primary-glow);
  --shadow-cyan: 0 0 40px -10px rgba(0, 210, 255, 0.3);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  color-scheme: dark;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  position: relative;
  -webkit-font-smoothing: antialiased;
}

/* Background Ambient Glows */
body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  pointer-events: none;
  z-index: 0;
  filter: blur(140px);
}

body::before {
  top: -150px;
  left: 20%;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
}

body::after {
  top: 40%;
  right: -100px;
  width: 650px;
  height: 650px;
  background: radial-gradient(circle, rgba(0, 210, 255, 0.12) 0%, transparent 70%);
}

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

img, svg {
  display: block;
  max-width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
  background: none;
}

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

/* Typography Helpers */
.text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, #93c5fd 50%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-cyan {
  color: var(--accent-cyan);
}

.text-mint {
  color: var(--accent-mint);
}

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

/* Buttons */
.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;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, #02648e 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--primary-glow);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(3, 120, 171, 0.6);
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-primary::after {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.25), transparent);
  transition: 0.5s;
}

.btn-primary:hover::after {
  left: 100%;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-subtle);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--border-highlight);
  transform: translateY(-2px);
}

.btn-mint {
  background: linear-gradient(135deg, var(--accent-mint) 0%, #0d9488 100%);
  color: #ffffff;
  box-shadow: 0 4px 20px var(--accent-mint-glow);
}

.btn-mint:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(25, 181, 122, 0.6);
}

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

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

/* ==========================================================================
   Navigation Bar
   ========================================================================== */
.navbar {
  position: sticky;
  top: 0;
  width: 100%;
  z-index: 100;
  background: rgba(7, 12, 24, 0.75);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-subtle);
  transition: var(--transition-normal);
}

.navbar .nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 800;
  font-size: 1.5rem;
  letter-spacing: -0.5px;
}

.nav-brand-logo {
  width: 38px;
  height: 38px;
  filter: drop-shadow(0 0 10px var(--primary-glow));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-secondary);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--accent-cyan);
  transition: var(--transition-fast);
}

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

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

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 6px;
}

.mobile-menu-btn span {
  display: block;
  width: 24px;
  height: 2px;
  background: #ffffff;
  transition: var(--transition-fast);
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero-section {
  padding: 100px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 60px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 8px 16px;
  background: rgba(3, 120, 171, 0.15);
  border: 1px solid rgba(3, 120, 171, 0.35);
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--primary-light);
  margin-bottom: 24px;
  backdrop-filter: blur(8px);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.hero-title {
  font-size: 3.5rem;
  line-height: 1.12;
  font-weight: 900;
  letter-spacing: -1.5px;
  margin-bottom: 24px;
}

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 36px;
  max-width: 580px;
}

.hero-ctas {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  padding-top: 32px;
  border-top: 1px solid var(--border-subtle);
}

.stat-item .stat-num {
  font-size: 1.9rem;
  font-weight: 900;
  color: #ffffff;
  display: flex;
  align-items: center;
}

.stat-item .stat-num span {
  color: var(--accent-cyan);
}

.stat-item .stat-label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

/* Phone Mockup Canvas in Hero */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.device-frame {
  width: 320px;
  height: 640px;
  background: #000000;
  border-radius: 48px;
  padding: 12px;
  box-shadow: 0 25px 60px -15px rgba(0, 0, 0, 0.8), 0 0 50px -10px var(--primary-glow);
  border: 4px solid #1e293b;
  position: relative;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-14px); }
}

.device-screen {
  width: 100%;
  height: 100%;
  border-radius: 38px;
  overflow: hidden;
  background: var(--bg-primary);
  position: relative;
  display: flex;
  flex-direction: column;
}

.screen-notch {
  width: 120px;
  height: 22px;
  background: #000000;
  border-radius: 0 0 16px 16px;
  margin: 0 auto;
  position: relative;
  z-index: 10;
}

.screen-app-content {
  flex: 1;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  overflow: hidden;
}

.mockup-app-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.mockup-greeting {
  font-size: 0.95rem;
  font-weight: 800;
}

.mockup-live-pill {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  background: var(--accent-mint);
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  color: #ffffff;
}

.mockup-card-banner {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  border-radius: var(--radius-md);
  padding: 14px;
  position: relative;
  overflow: hidden;
}

.mockup-card-banner h4 {
  font-size: 0.85rem;
  font-weight: 800;
}

.mockup-card-banner p {
  font-size: 0.7rem;
  color: rgba(255, 255, 255, 0.8);
  margin-top: 4px;
}

.mockup-card-banner img {
  position: absolute;
  right: -10px;
  bottom: -6px;
  width: 110px;
}

.mockup-live-gauge {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  padding: 14px;
  text-align: center;
}

.gauge-circle {
  width: 90px;
  height: 90px;
  border-radius: 50%;
  border: 6px solid rgba(0, 210, 255, 0.2);
  border-top-color: var(--accent-cyan);
  border-right-color: var(--accent-cyan);
  margin: 0 auto 10px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  animation: spinSlow 12s linear infinite;
}

@keyframes spinSlow {
  100% { transform: rotate(360deg); }
}

.gauge-circle-inner {
  transform: rotate(0deg);
  animation: counterSpin 12s linear infinite;
}

@keyframes counterSpin {
  100% { transform: rotate(-360deg); }
}

.gauge-circle-inner .kw {
  font-size: 1.1rem;
  font-weight: 900;
  color: var(--accent-cyan);
}

.gauge-circle-inner .lbl {
  font-size: 0.65rem;
  color: var(--text-muted);
}

.mockup-station-tile {
  background: var(--bg-surface);
  border-radius: var(--radius-md);
  padding: 12px;
  display: flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border-subtle);
}

.station-icon-box {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: rgba(3, 120, 171, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-light);
}

.station-meta h5 {
  font-size: 0.8rem;
  font-weight: 700;
}

.station-meta p {
  font-size: 0.68rem;
  color: var(--text-muted);
}

/* Floating Glass Cards around device */
.floating-glass-card {
  position: absolute;
  background: rgba(16, 28, 56, 0.85);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-md);
  padding: 14px 18px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.6);
  z-index: 20;
}

.card-top-left {
  top: 80px;
  left: -50px;
  animation: floatSlow 7s ease-in-out infinite;
}

.card-bottom-right {
  bottom: 80px;
  right: -40px;
  animation: floatSlow 5s ease-in-out infinite reverse;
}

@keyframes floatSlow {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

.floating-glass-card .title {
  font-size: 0.75rem;
  color: var(--text-secondary);
  font-weight: 600;
}

.floating-glass-card .val {
  font-size: 1.15rem;
  font-weight: 800;
  color: #ffffff;
  margin-top: 2px;
}

/* ==========================================================================
   Continuous Marquee - Partner Charging Networks
   ========================================================================== */
.marquee-section {
  padding: 30px 0;
  background: rgba(11, 19, 40, 0.65);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  overflow: hidden;
  position: relative;
}

.marquee-section::before, .marquee-section::after {
  content: '';
  position: absolute;
  top: 0;
  width: 150px;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.marquee-section::before {
  left: 0;
  background: linear-gradient(90deg, var(--bg-primary) 0%, transparent 100%);
}

.marquee-section::after {
  right: 0;
  background: linear-gradient(270deg, var(--bg-primary) 0%, transparent 100%);
}

.marquee-heading {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 2px;
  margin-bottom: 24px;
}

.marquee-track {
  display: flex;
  gap: 48px;
  width: max-content;
  animation: scrollMarquee 35s linear infinite;
}

.marquee-track:hover {
  animation-play-state: paused;
}

@keyframes scrollMarquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.network-badge {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 24px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
  white-space: nowrap;
}

.network-badge:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--accent-cyan);
  transform: translateY(-2px);
}

.network-badge img {
  height: 28px;
  width: auto;
  max-width: 90px;
  object-fit: contain;
}

.network-badge span {
  font-weight: 700;
  font-size: 0.95rem;
}

/* ==========================================================================
   Section Title Common
   ========================================================================== */
.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 60px;
}

.section-tag {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(3, 120, 171, 0.15);
  border: 1px solid rgba(3, 120, 171, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-cyan);
  text-transform: uppercase;
  letter-spacing: 1.5px;
  margin-bottom: 16px;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 900;
  line-height: 1.2;
  letter-spacing: -1px;
  margin-bottom: 18px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Driver Pillars Section (4 Grid Cards)
   ========================================================================== */
.pillars-section {
  padding: 100px 0;
  position: relative;
}

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

.pillar-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(16px);
  position: relative;
  overflow: hidden;
  transition: var(--transition-normal);
}

.pillar-card:hover {
  transform: translateY(-6px);
  border-color: rgba(3, 120, 171, 0.5);
  box-shadow: var(--shadow-glow);
}

.pillar-icon-box {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, rgba(3, 120, 171, 0.3) 0%, rgba(0, 210, 255, 0.1) 100%);
  border: 1px solid var(--border-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-cyan);
  margin-bottom: 24px;
}

.pillar-card h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.pillar-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 20px;
}

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

.pillar-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-primary);
  font-weight: 500;
}

.pillar-features li svg {
  color: var(--accent-mint);
  flex-shrink: 0;
}

/* ==========================================================================
   20 Screens Interactive Demo Showcase
   ========================================================================== */
.screens-showcase-section {
  padding: 100px 0;
  background: linear-gradient(180deg, var(--bg-primary) 0%, #0b1428 50%, var(--bg-primary) 100%);
  position: relative;
}

.screen-tabs {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.screen-tab-btn {
  padding: 10px 22px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-subtle);
  color: var(--text-secondary);
  font-weight: 600;
  font-size: 0.9rem;
  transition: var(--transition-fast);
}

.screen-tab-btn:hover {
  color: #ffffff;
  border-color: var(--border-highlight);
}

.screen-tab-btn.active {
  background: var(--primary);
  color: #ffffff;
  border-color: var(--primary-light);
  box-shadow: 0 4px 15px var(--primary-glow);
}

.screens-carousel {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.screen-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 16px;
  text-align: center;
  transition: var(--transition-normal);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.screen-card:hover {
  transform: translateY(-8px);
  border-color: var(--border-highlight);
  box-shadow: var(--shadow-cyan);
}

.screen-thumb-container {
  height: 380px;
  border-radius: 14px;
  overflow: hidden;
  background: #000000;
  margin-bottom: 16px;
  position: relative;
}

.screen-thumb-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-normal);
}

.screen-card:hover .screen-thumb-container img {
  transform: scale(1.04);
}

.screen-badge-num {
  position: absolute;
  top: 12px;
  left: 12px;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(8px);
  padding: 4px 10px;
  border-radius: var(--radius-full);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--accent-cyan);
  border: 1px solid rgba(0, 210, 255, 0.3);
}

.screen-card h4 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.screen-card p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

/* ==========================================================================
   Hub & Clearinghouse Model (Why CPOs Join)
   ========================================================================== */
.hub-model-section {
  padding: 100px 0;
  position: relative;
}

.hub-comparison-table-wrapper {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(16px);
  overflow-x: auto;
  margin-bottom: 60px;
}

.hub-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.hub-table th, .hub-table td {
  padding: 18px 24px;
  border-bottom: 1px solid var(--border-subtle);
}

.hub-table th {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.hub-table td {
  font-size: 0.95rem;
}

.hub-table tr:last-child td {
  border-bottom: none;
}

.hub-table .col-highlight {
  background: rgba(3, 120, 171, 0.08);
  font-weight: 700;
  color: #ffffff;
  border-left: 1px solid rgba(3, 120, 171, 0.3);
  border-right: 1px solid rgba(3, 120, 171, 0.3);
}

.hub-table th.col-highlight {
  color: var(--accent-cyan);
  border-top: 2px solid var(--accent-cyan);
}

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

.hub-step-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 30px;
  position: relative;
}

.step-num-glow {
  font-size: 2.8rem;
  font-weight: 900;
  color: rgba(3, 120, 171, 0.25);
  line-height: 1;
  margin-bottom: 12px;
}

.hub-step-card h4 {
  font-size: 1.2rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.hub-step-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  line-height: 1.6;
}

/* ==========================================================================
   Fleet Enterprise Section
   ========================================================================== */
.fleet-section {
  padding: 100px 0;
  background: radial-gradient(circle at 80% 50%, rgba(3, 120, 171, 0.15) 0%, transparent 60%);
}

.fleet-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 60px;
}

.fleet-content h3 {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1.25;
  margin-bottom: 20px;
}

.fleet-content p {
  font-size: 1.05rem;
  color: var(--text-secondary);
  margin-bottom: 30px;
}

.fleet-bullets {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 36px;
}

.fleet-bullet-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.bullet-icon {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(25, 181, 122, 0.15);
  color: var(--accent-mint);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-top: 2px;
}

.bullet-text h5 {
  font-size: 1rem;
  font-weight: 700;
  color: #ffffff;
}

.bullet-text p {
  font-size: 0.88rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

.fleet-visual-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-xl);
  padding: 36px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  position: relative;
}

.fleet-vehicles-row {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-bottom: 30px;
}

.fleet-vehicles-row img {
  height: 70px;
  object-fit: contain;
  filter: drop-shadow(0 10px 15px rgba(0, 0, 0, 0.5));
}

/* ==========================================================================
   Interactive Calculator Section
   ========================================================================== */
.calc-section {
  padding: 90px 0;
  position: relative;
}

.calc-box {
  background: var(--bg-card);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: 48px;
  box-shadow: var(--shadow-glow);
  backdrop-filter: blur(20px);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 50px;
  align-items: center;
}

.calc-inputs h3 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.calc-inputs p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.input-slider-group {
  margin-bottom: 28px;
}

.slider-label-row {
  display: flex;
  justify-content: space-between;
  margin-bottom: 10px;
  font-size: 0.9rem;
  font-weight: 600;
}

.slider-label-row .val-display {
  color: var(--accent-cyan);
  font-weight: 800;
  font-size: 1.1rem;
}

input[type="range"] {
  width: 100%;
  height: 8px;
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.1);
  outline: none;
  -webkit-appearance: none;
}

input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--accent-cyan);
  cursor: pointer;
  box-shadow: 0 0 15px var(--accent-cyan);
  transition: var(--transition-fast);
}

input[type="range"]::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-results-card {
  background: linear-gradient(145deg, rgba(3, 120, 171, 0.2) 0%, rgba(16, 28, 56, 0.9) 100%);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 36px;
  text-align: center;
}

.calc-results-card .res-title {
  font-size: 0.9rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 1px;
}

.calc-results-card .res-amount {
  font-size: 3rem;
  font-weight: 900;
  color: #ffffff;
  margin: 10px 0;
}

.calc-results-card .res-amount span {
  color: var(--accent-mint);
}

.calc-results-card .res-breakdown {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding-top: 20px;
  margin-top: 20px;
  border-top: 1px solid var(--border-subtle);
}

.res-breakdown .item .val {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--accent-cyan);
}

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

/* ==========================================================================
   FAQ Section
   ========================================================================== */
.faq-section {
  padding: 100px 0;
  max-width: 840px;
  margin: 0 auto;
}

.faq-accordion {
  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-fast);
}

.faq-item:hover {
  border-color: rgba(255, 255, 255, 0.2);
}

.faq-question {
  width: 100%;
  padding: 22px 26px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  text-align: left;
}

.faq-toggle-icon {
  width: 20px;
  height: 20px;
  transition: transform var(--transition-normal);
  color: var(--accent-cyan);
}

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

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.3s ease-out;
  padding: 0 26px;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

.faq-item.active .faq-answer {
  max-height: 250px;
  padding: 0 26px 22px;
}

/* ==========================================================================
   CTA Banner Section
   ========================================================================== */
.cta-banner-section {
  padding: 80px 0 100px;
}

.cta-banner-box {
  background: linear-gradient(135deg, rgba(3, 120, 171, 0.4) 0%, rgba(11, 19, 40, 0.95) 100%);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  padding: 60px 40px;
  text-align: center;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-glow);
}

.cta-banner-box h2 {
  font-size: 2.6rem;
  font-weight: 900;
  margin-bottom: 16px;
}

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

.cta-banner-btns {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.footer {
  background: #040812;
  border-top: 1px solid var(--border-subtle);
  padding: 80px 0 30px;
  position: relative;
  z-index: 10;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-top: 16px;
  max-width: 320px;
  line-height: 1.6;
}

.footer-col h5 {
  font-size: 0.95rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

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

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

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

.footer-legal-links {
  display: flex;
  gap: 24px;
}

.footer-legal-links a:hover {
  color: #ffffff;
}

/* ==========================================================================
   Modals (Terms, Privacy, Partner, Download)
   ========================================================================== */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(12px);
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
  animation: fadeIn 0.25s ease-out;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.modal-content {
  background: var(--bg-surface);
  border: 1px solid var(--border-card);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  padding: 36px;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.9);
  position: relative;
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  color: #ffffff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  transition: var(--transition-fast);
}

.modal-close-btn:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: rotate(90deg);
}

.modal-title {
  font-size: 1.6rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.modal-body {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.modal-body h4 {
  color: #ffffff;
  margin: 20px 0 8px;
  font-size: 1.1rem;
}

.modal-body p {
  margin-bottom: 12px;
}

.modal-body ul {
  padding-left: 20px;
  margin-bottom: 16px;
}

/* Modal Form Styles */
.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-primary);
}

.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  color: #ffffff;
  font-family: inherit;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 10px rgba(0, 210, 255, 0.3);
}

/* ==========================================================================
   Responsive Media Queries
   ========================================================================== */
@media (max-width: 1024px) {
  .hero-title {
    font-size: 2.8rem;
  }
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }
  .hero-subtitle {
    margin: 0 auto 36px;
  }
  .hero-ctas {
    justify-content: center;
  }
  .hero-stats {
    max-width: 500px;
    margin: 0 auto;
  }
  .pillars-grid {
    grid-template-columns: 1fr;
  }
  .screens-carousel {
    grid-template-columns: repeat(2, 1fr);
  }
  .fleet-grid {
    grid-template-columns: 1fr;
  }
  .calc-box {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }
  .hero-title {
    font-size: 2.2rem;
  }
  .section-title {
    font-size: 2rem;
  }
  .hub-steps-grid {
    grid-template-columns: 1fr;
  }
  .screens-carousel {
    grid-template-columns: 1fr;
  }
  .footer-grid {
    grid-template-columns: 1fr;
  }
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}


/* ==========================================================================
   Headquarters & Tiruppur Map Section
   ========================================================================== */
.contact-section {
  padding: 100px 0;
  position: relative;
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 36px;
  align-items: stretch;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 18px;
  justify-content: center;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  backdrop-filter: blur(16px);
  display: flex;
  align-items: flex-start;
  gap: 18px;
  transition: var(--transition-normal);
}

.contact-card:hover {
  transform: translateY(-3px);
  border-color: var(--border-highlight);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background: rgba(3, 120, 171, 0.15);
  border: 1px solid var(--border-highlight);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-card h4 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 4px;
}

.contact-card p {
  color: var(--text-secondary);
  font-size: 0.92rem;
  line-height: 1.55;
}

.contact-map-wrapper {
  background: var(--bg-surface);
  border: 1px solid var(--border-highlight);
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 400px;
  position: relative;
  box-shadow: var(--shadow-glow);
}

.contact-map-wrapper iframe {
  width: 100%;
  height: 100%;
  min-height: 400px;
  border: none;
  filter: invert(90%) hue-rotate(180deg) brightness(95%) contrast(90%);
}

.map-overlay-badge {
  position: absolute;
  top: 18px;
  left: 18px;
  background: rgba(7, 12, 24, 0.88);
  backdrop-filter: blur(12px);
  padding: 8px 16px;
  border-radius: var(--radius-full);
  border: 1px solid var(--border-highlight);
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.82rem;
  font-weight: 700;
  color: #ffffff;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
  pointer-events: none;
}

@media (max-width: 900px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}