/* ============================================
   NOVA 智能电动汽车品牌 — 主样式表
   风格：科技奢华 · 深色基调 · 小鹏绿强调
   ============================================ */

/* ---------- CSS 变量 ---------- */
:root {
  --clr-bg: #0A0A0F;
  --clr-bg-alt: #0F0F18;
  --clr-bg-card: #14141E;
  --clr-surface: #1A1A28;
  --clr-border: #2A2A3E;
  --clr-text: #E8E8F0;
  --clr-text-secondary: #8C8C9A;
  --clr-text-muted: #5A5A6A;
  --clr-accent: #3CE06B;
  --clr-accent-dim: #2AB050;
  --clr-accent-glow: rgba(60, 224, 107, 0.15);
  --clr-accent-subtle: rgba(60, 224, 107, 0.08);
  --clr-dark-green: #1A3A2A;
  --clr-gradient-dark: linear-gradient(135deg, #0A0A0F, #0D1520);
  --clr-gradient-card: linear-gradient(145deg, #14141E, #1A1A2A);

  --font-display: 'Space Grotesk', 'Noto Sans SC', sans-serif;
  --font-body: 'Noto Sans SC', -apple-system, BlinkMacSystemFont, sans-serif;

  --nav-height: 72px;
  --max-width: 1280px;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  line-height: 1.6;
  overflow-x: hidden;
  min-height: 100vh;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { border: none; background: none; cursor: pointer; font-family: inherit; }
img { max-width: 100%; display: block; }

/* ---------- Scrollbar ---------- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg); }
::-webkit-scrollbar-thumb { background: var(--clr-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--clr-accent-dim); }

/* ---------- Highlight / Accent ---------- */
.highlight {
  color: var(--clr-accent);
}

/* ---------- Navbar ---------- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  transition: var(--transition-base);
  background: transparent;
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(42, 42, 62, 0.3);
}

.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 2rem;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 1px;
  color: var(--clr-text);
}

.nav-logo span { background: linear-gradient(135deg, #FFFFFF, #3CE06B); -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text; }

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--clr-text-secondary);
  position: relative;
  transition: var(--transition-fast);
  letter-spacing: 0.5px;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--clr-accent);
  transition: var(--transition-base);
  border-radius: 1px;
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--clr-text);
}

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

.nav-cta {
  padding: 0.625rem 1.5rem;
  background: var(--clr-accent);
  color: var(--clr-bg);
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.875rem;
  transition: var(--transition-base);
  letter-spacing: 0.3px;
}

.nav-cta:hover {
  background: #4AF07A;
  box-shadow: 0 0 30px rgba(60, 224, 107, 0.3);
  transform: translateY(-1px);
}

/* Mobile Toggle */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle.active span:nth-child(2) {
  opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #050508 0%, #0A0A18 30%, #0D1520 60%, #0A0A0F 100%);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(60, 224, 107, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 30%, rgba(60, 224, 107, 0.04) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 80%, rgba(60, 60, 255, 0.03) 0%, transparent 50%);
  pointer-events: none;
}

.hero-particle-grid {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(60, 224, 107, 0.15) 0px, transparent 2px),
    radial-gradient(circle at 40% 70%, rgba(60, 224, 107, 0.1) 0px, transparent 1.5px),
    radial-gradient(circle at 60% 20%, rgba(60, 224, 107, 0.12) 0px, transparent 2px),
    radial-gradient(circle at 75% 60%, rgba(60, 224, 107, 0.08) 0px, transparent 1.5px),
    radial-gradient(circle at 85% 35%, rgba(60, 224, 107, 0.1) 0px, transparent 2px),
    radial-gradient(circle at 10% 80%, rgba(60, 224, 107, 0.06) 0px, transparent 1.5px),
    radial-gradient(circle at 50% 45%, rgba(60, 224, 107, 0.05) 0px, transparent 1px);
  background-size: 200px 200px;
  animation: particleDrift 20s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes particleDrift {
  0% { transform: translate(0, 0) scale(1); opacity: 0.6; }
  50% { transform: translate(10px, -15px) scale(1.1); opacity: 1; }
  100% { transform: translate(-10px, 5px) scale(0.95); opacity: 0.7; }
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 0 2rem;
  animation: heroFadeIn 1.2s ease-out;
}

@keyframes heroFadeIn {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-block;
  padding: 0.4rem 1.2rem;
  border: 1px solid rgba(60, 224, 107, 0.3);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--clr-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  background: rgba(60, 224, 107, 0.06);
  backdrop-filter: blur(4px);
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  letter-spacing: -2px;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.2rem);
  color: var(--clr-text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  font-weight: 300;
  line-height: 1.7;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 4rem;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.9375rem;
  transition: var(--transition-base);
  letter-spacing: 0.3px;
}

.btn-primary {
  background: var(--clr-accent);
  color: var(--clr-bg);
  box-shadow: 0 0 30px rgba(60, 224, 107, 0.2);
}

.btn-primary:hover {
  background: #4AF07A;
  box-shadow: 0 0 50px rgba(60, 224, 107, 0.35);
  transform: translateY(-2px);
}

.btn-ghost {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid rgba(255, 255, 255, 0.15);
}

.btn-ghost:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: rgba(60, 224, 107, 0.06);
}

.btn-ghost .arrow {
  transition: var(--transition-fast);
}

.btn-ghost:hover .arrow {
  transform: translateX(4px);
}

.btn-outline {
  background: transparent;
  color: var(--clr-text);
  border: 1px solid var(--clr-border);
  padding: 0.625rem 1.5rem;
  font-size: 0.8125rem;
}

.btn-outline:hover {
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  background: var(--clr-accent-subtle);
}

/* ---------- Hero Stats ---------- */
.hero-stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.5rem;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.25rem;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--clr-text);
  line-height: 1;
}

.stat-unit {
  font-size: 1rem;
  color: var(--clr-accent);
  font-weight: 500;
  margin-top: -0.25rem;
}

.stat-label {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.stat-divider {
  width: 1px;
  height: 50px;
  background: var(--clr-border);
}

/* ---------- Scroll Indicator ---------- */
.scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--clr-text-muted);
  font-size: 0.7rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  animation: scrollBounce 2s ease-in-out infinite;
}

.scroll-line {
  width: 1px;
  height: 30px;
  background: linear-gradient(to bottom, var(--clr-text-muted), transparent);
}

@keyframes scrollBounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(8px); }
}

/* ========== General Section ========== */
.section {
  padding: 6rem 2rem;
  max-width: var(--max-width);
  margin: 0 auto;
  position: relative;
}

.section-header {
  text-align: center;
  margin-bottom: 4rem;
}

.section-tag {
  display: inline-block;
  padding: 0.3rem 1rem;
  border: 1px solid rgba(60, 224, 107, 0.25);
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--clr-accent);
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1rem;
  background: rgba(60, 224, 107, 0.05);
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  letter-spacing: -1px;
}

.section-desc {
  color: var(--clr-text-secondary);
  font-size: 1.0625rem;
  font-weight: 300;
  max-width: 500px;
  margin: 0 auto;
}

/* ========== Vehicles Section ========== */
.vehicles {
  padding-top: calc(var(--nav-height) + 3rem);
}

.vehicle-slider {
  position: relative;
  overflow: hidden;
  padding: 0 0.5rem;
}

.vehicle-track {
  display: flex;
  gap: 1.5rem;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  padding: 0.5rem 0;
}

.vehicle-card {
  min-width: calc(33.333% - 1rem);
  flex-shrink: 0;
  background: var(--clr-gradient-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--clr-border);
  transition: var(--transition-base);
  position: relative;
}

.vehicle-card:hover {
  transform: translateY(-8px);
  border-color: rgba(60, 224, 107, 0.3);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.4);
}

.vehicle-card.featured {
  border-color: rgba(60, 224, 107, 0.2);
  box-shadow: 0 0 40px rgba(60, 224, 107, 0.06);
}

.vehicle-img {
  position: relative;
  height: 220px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.vehicle-img-glow {
  position: absolute;
  width: 200px;
  height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(60, 224, 107, 0.15), transparent 70%);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: glowPulse 3s ease-in-out infinite alternate;
}

@keyframes glowPulse {
  0% { transform: translate(-50%, -50%) scale(1); opacity: 0.5; }
  100% { transform: translate(-50%, -50%) scale(1.4); opacity: 1; }
}

.vehicle-name-overlay {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 700;
  color: rgba(255, 255, 255, 0.08);
  letter-spacing: 8px;
  user-select: none;
}

.vehicle-info {
  padding: 1.5rem;
}

.vehicle-info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
}

.vehicle-info .subtitle {
  font-weight: 400;
  color: var(--clr-text-secondary);
  font-size: 0.875rem;
}

.vehicle-specs {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
}

.spec-dot { color: var(--clr-accent); opacity: 0.5; }

.vehicle-price {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 600;
  color: var(--clr-accent);
  margin-bottom: 1rem;
}

/* Slider Controls */
.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.slider-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-secondary);
  font-size: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.slider-btn:hover {
  background: var(--clr-accent);
  color: var(--clr-bg);
  border-color: var(--clr-accent);
}

.slider-dots {
  display: flex;
  gap: 0.5rem;
}

.slider-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--clr-border);
  cursor: pointer;
  transition: var(--transition-fast);
}

.slider-dots span.active {
  background: var(--clr-accent);
  width: 24px;
  border-radius: 4px;
}

/* ========== Technology Section ========== */
.technology {
  position: relative;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.tech-card {
  background: var(--clr-gradient-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition-base);
  position: relative;
  overflow: hidden;
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-accent), transparent);
  opacity: 0;
  transition: var(--transition-base);
}

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

.tech-card:hover {
  transform: translateY(-4px);
  border-color: rgba(60, 224, 107, 0.2);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.tech-icon {
  margin-bottom: 1.25rem;
}

.tech-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
}

.tech-card p {
  color: var(--clr-text-secondary);
  font-size: 0.875rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

.tech-link {
  color: var(--clr-accent);
  font-size: 0.8125rem;
  font-weight: 500;
  transition: var(--transition-fast);
}

.tech-link:hover {
  color: #4AF07A;
  gap: 8px;
}

.tech-visual {
  position: absolute;
  top: 50%;
  right: -10%;
  width: 400px;
  height: 400px;
  pointer-events: none;
  z-index: -1;
}

.tech-glow-ring {
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(60, 224, 107, 0.06), transparent 70%);
  animation: glowRotate 15s linear infinite;
}

@keyframes glowRotate {
  0% { transform: rotate(0deg) scale(1); opacity: 0.5; }
  50% { transform: rotate(180deg) scale(1.2); opacity: 1; }
  100% { transform: rotate(360deg) scale(1); opacity: 0.5; }
}

/* ========== Pilot Section ========== */
.pilot {
  padding-top: 6rem;
}

.pilot-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.pilot-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.pilot-radar {
  position: relative;
  width: 300px;
  height: 300px;
}

.radar-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid rgba(60, 224, 107, 0.1);
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  animation: radarPing 4s ease-out infinite;
}

.radar-ring.ring-1 { width: 100px; height: 100px; animation-delay: 0s; }
.radar-ring.ring-2 { width: 200px; height: 200px; animation-delay: 1s; }
.radar-ring.ring-3 { width: 300px; height: 300px; border-color: rgba(60, 224, 107, 0.05); animation-delay: 2s; }

@keyframes radarPing {
  0% { transform: translate(-50%, -50%) scale(0.8); opacity: 0; }
  50% { opacity: 0.5; border-color: rgba(60, 224, 107, 0.2); }
  100% { transform: translate(-50%, -50%) scale(1.2); opacity: 0; }
}

.radar-dot {
  position: absolute;
  width: 6px;
  height: 6px;
  background: var(--clr-accent);
  border-radius: 50%;
  box-shadow: 0 0 10px rgba(60, 224, 107, 0.5);
  animation: dotFloat 3s ease-in-out infinite alternate;
}

.radar-dot.dot-1 { top: 15%; left: 30%; animation-delay: 0s; }
.radar-dot.dot-2 { top: 60%; left: 75%; animation-delay: 0.5s; }
.radar-dot.dot-3 { top: 75%; left: 20%; animation-delay: 1s; }
.radar-dot.dot-4 { top: 30%; right: 20%; animation-delay: 1.5s; }

@keyframes dotFloat {
  0% { transform: translateY(0) scale(1); opacity: 0.6; }
  100% { transform: translateY(-10px) scale(1.3); opacity: 1; }
}

.radar-center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.pilot-features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.pilot-feature {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  padding: 1.25rem;
  background: var(--clr-gradient-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--clr-border);
  transition: var(--transition-base);
}

.pilot-feature:hover {
  border-color: rgba(60, 224, 107, 0.2);
  transform: translateX(4px);
}

.feature-icon {
  color: var(--clr-accent);
  font-size: 0.5rem;
  margin-top: 0.5rem;
}

.pilot-feature h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.pilot-feature p {
  color: var(--clr-text-secondary);
  font-size: 0.8125rem;
  line-height: 1.6;
}

/* ========== Charging Section ========== */
.charging-container {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

.charging-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.charging-stat-card {
  background: var(--clr-gradient-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 2rem;
  text-align: center;
  position: relative;
  overflow: hidden;
  transition: var(--transition-base);
}

.charging-stat-card::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--clr-accent), transparent);
  opacity: 0.5;
}

.charging-stat-card:hover {
  transform: translateY(-4px);
  border-color: rgba(60, 224, 107, 0.2);
}

.charging-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 700;
  background: linear-gradient(135deg, var(--clr-text), var(--clr-accent));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}

.charging-unit {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--clr-text-secondary);
  vertical-align: super;
  margin-left: 2px;
}

.charging-label {
  display: block;
  font-size: 0.8125rem;
  color: var(--clr-text-muted);
  margin-top: 0.75rem;
  letter-spacing: 1px;
}

.charging-progress {
  text-align: center;
}

.progress-bar {
  width: 100%;
  max-width: 600px;
  height: 6px;
  background: var(--clr-surface);
  border-radius: 3px;
  margin: 0 auto 0.75rem;
  overflow: hidden;
  position: relative;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--clr-accent-dim), var(--clr-accent));
  border-radius: 3px;
  position: relative;
  transition: width 0.3s;
}

.progress-fill::after {
  content: '';
  position: absolute;
  right: 0;
  top: 0;
  width: 20px;
  height: 100%;
  background: rgba(255, 255, 255, 0.3);
  filter: blur(4px);
}

.progress-labels {
  display: flex;
  justify-content: space-between;
  max-width: 600px;
  margin: 0 auto 0.5rem;
  font-size: 0.6875rem;
  color: var(--clr-text-muted);
}

.progress-note {
  font-size: 0.8125rem;
  color: var(--clr-accent);
  font-weight: 400;
}

.charging-map {
  display: flex;
  justify-content: center;
}

.map-placeholder {
  position: relative;
  width: 100%;
  max-width: 600px;
  height: 200px;
  background: var(--clr-gradient-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.map-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(60, 224, 107, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(60, 224, 107, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.map-dots {
  position: absolute;
  inset: 0;
}

.map-dot {
  position: absolute;
  width: 8px;
  height: 8px;
  background: var(--clr-accent);
  border-radius: 50%;
  opacity: 0.5;
  box-shadow: 0 0 8px rgba(60, 224, 107, 0.2);
  animation: dotPulse 2s ease-in-out infinite alternate;
}

.map-dot.large {
  width: 14px;
  height: 14px;
  opacity: 0.8;
  box-shadow: 0 0 20px rgba(60, 224, 107, 0.4);
}

@keyframes dotPulse {
  0% { transform: scale(0.8); opacity: 0.3; }
  100% { transform: scale(1.2); opacity: 0.7; }
}

.map-caption {
  position: relative;
  z-index: 1;
  color: var(--clr-text-muted);
  font-size: 0.75rem;
  letter-spacing: 1px;
  background: rgba(10, 10, 15, 0.7);
  padding: 0.5rem 1.5rem;
  border-radius: 100px;
  border: 1px solid var(--clr-border);
}

/* ========== News Section ========== */
.news-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.news-card {
  background: var(--clr-gradient-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-base);
}

.news-card:hover {
  transform: translateY(-6px);
  border-color: rgba(60, 224, 107, 0.2);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

.news-img {
  height: 180px;
  display: flex;
  align-items: flex-start;
  justify-content: flex-start;
  padding: 1rem;
  position: relative;
}

.news-badge {
  padding: 0.25rem 0.75rem;
  background: rgba(10, 10, 15, 0.6);
  backdrop-filter: blur(10px);
  border-radius: 100px;
  font-size: 0.6875rem;
  color: var(--clr-accent);
  font-weight: 500;
  border: 1px solid rgba(60, 224, 107, 0.2);
}

.news-body {
  padding: 1.5rem;
}

.news-date {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
  display: block;
  margin-bottom: 0.5rem;
}

.news-body h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.news-body p {
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.news-link {
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--clr-accent);
  transition: var(--transition-fast);
}

.news-link:hover {
  color: #4AF07A;
  letter-spacing: 0.5px;
}

/* ========== Footer ========== */
.footer {
  background: var(--clr-bg-alt);
  border-top: 1px solid var(--clr-border);
  padding: 4rem 2rem 2rem;
  margin-top: 4rem;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 4rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--clr-border);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: 1rem;
}

.footer-logo span {
  background: linear-gradient(135deg, #FFFFFF, #3CE06B);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.footer-slogan {
  color: var(--clr-text-secondary);
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-secondary);
  transition: var(--transition-fast);
}

.footer-social a:hover {
  background: var(--clr-accent);
  color: var(--clr-bg);
  border-color: var(--clr-accent);
  transform: translateY(-2px);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.footer-col h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  color: var(--clr-text);
  margin-bottom: 1rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.footer-col a {
  display: block;
  font-size: 0.8125rem;
  color: var(--clr-text-secondary);
  padding: 0.3rem 0;
  transition: var(--transition-fast);
}

.footer-col a:hover {
  color: var(--clr-accent);
  padding-left: 4px;
}

.footer-bottom {
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  font-size: 0.75rem;
  color: var(--clr-text-muted);
}

.footer-legal {
  font-size: 0.6875rem !important;
  max-width: 400px;
  text-align: right;
}

/* ========== Responsive ========== */
@media (max-width: 1200px) {
  .vehicle-card {
    min-width: calc(50% - 0.75rem);
  }
}

@media (max-width: 1024px) {
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pilot-container {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .pilot-features {
    max-width: 600px;
    margin: 0 auto;
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: rgba(10, 10, 15, 0.95);
    backdrop-filter: blur(20px);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    border-bottom: 1px solid var(--clr-border);
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links a {
    font-size: 1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-stats {
    gap: 1.5rem;
    flex-wrap: wrap;
  }

  .stat-number {
    font-size: 1.75rem;
  }

  .stat-divider {
    display: none;
  }

  .vehicle-card {
    min-width: calc(100% - 0.5rem);
  }

  .tech-grid {
    grid-template-columns: 1fr;
  }

  .charging-stats {
    grid-template-columns: 1fr;
  }

  .news-grid {
    grid-template-columns: 1fr;
  }

  .footer-links {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .footer-legal {
    text-align: center;
  }

  .section {
    padding: 4rem 1.25rem;
  }

  .section-header {
    margin-bottom: 2.5rem;
  }

  .nav-inner {
    padding: 0 1.25rem;
  }

  .nav-cta {
    display: none;
  }
}

@media (max-width: 480px) {
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

  .btn {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }

  .stat-item {
    min-width: 80px;
  }

  .footer-links {
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
  }
}