@import url('https://fonts.googleapis.com/css2?family=Bebas+Neue&family=Barlow:wght@300;400;500;600;700&family=Barlow+Condensed:wght@400;600;700&display=swap');

:root {
  --bg-primary: #0a0c0f;
  --bg-secondary: #111418;
  --bg-card: #161a20;
  --accent-green: #a8ff3e;
  --accent-amber: #ffb800;
  --accent-cyan: #00d4ff;
  --text-primary: #e8edf2;
  --text-secondary: #8a96a3;
  --text-muted: #4a5568;
  --border: #1e2530;
  --border-bright: #2d3748;
  --red: #ff4444;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Barlow', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
}

/* ===== NAVBAR ===== */
nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: rgba(10,12,15,0.92);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--border);
  padding: 0 2rem;
  height: 70px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  transition: all 0.3s;
}

nav.scrolled {
  border-bottom-color: var(--accent-green);
  box-shadow: 0 4px 40px rgba(168,255,62,0.08);
}

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

.logo-icon {
  width: 40px;
  height: 40px;
  background: var(--accent-green);
  clip-path: polygon(20% 0%, 80% 0%, 100% 20%, 100% 80%, 80% 100%, 20% 100%, 0% 80%, 0% 20%);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Bebas Neue', sans-serif;
  color: #000;
  font-size: 18px;
  font-weight: 900;
  flex-shrink: 0;
}

.logo-text {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 22px;
  letter-spacing: 2px;
  color: var(--text-primary);
  line-height: 1.1;
}

.logo-sub {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--accent-green);
  text-transform: uppercase;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
}

.nav-links a {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -4px; left: 0;
  width: 0; height: 2px;
  background: var(--accent-green);
  transition: width 0.3s;
}

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

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

.nav-cta {
  background: var(--accent-green);
  color: #000 !important;
  padding: 8px 20px;
  font-weight: 700 !important;
  clip-path: polygon(8px 0%, 100% 0%, calc(100% - 8px) 100%, 0% 100%);
}

.nav-cta::after { display: none !important; }
.nav-cta:hover { background: #c8ff5a; color: #000 !important; }

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px;
}

.hamburger span {
  width: 25px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s;
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding: 120px 2rem 80px;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 60% at 70% 50%, rgba(168,255,62,0.06) 0%, transparent 70%),
    radial-gradient(ellipse 40% 40% at 20% 80%, rgba(0,212,255,0.04) 0%, transparent 60%),
    linear-gradient(180deg, #0a0c0f 0%, #0d1117 100%);
}

.hero-grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168,255,62,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168,255,62,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero-content {
  max-width: 1200px;
  margin: 0 auto;
  width: 100%;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(168,255,62,0.1);
  border: 1px solid rgba(168,255,62,0.3);
  color: var(--accent-green);
  padding: 6px 16px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
}

.hero-badge::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--accent-green);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(0.8); }
}

.hero-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(52px, 7vw, 90px);
  line-height: 0.9;
  letter-spacing: 2px;
  margin-bottom: 1.5rem;
}

.hero-title .accent { color: var(--accent-green); }
.hero-title .line2 { color: var(--text-secondary); }

.hero-desc {
  font-size: 17px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 2.5rem;
  font-weight: 300;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.btn-primary {
  background: var(--accent-green);
  color: #000;
  padding: 14px 32px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  clip-path: polygon(12px 0%, 100% 0%, calc(100% - 12px) 100%, 0% 100%);
  transition: all 0.3s;
  display: inline-block;
}

.btn-primary:hover {
  background: #c8ff5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(168,255,62,0.3);
}

.btn-secondary {
  border: 1px solid var(--border-bright);
  color: var(--text-primary);
  padding: 14px 32px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 2px;
  text-transform: uppercase;
  text-decoration: none;
  transition: all 0.3s;
  display: inline-block;
}

.btn-secondary:hover {
  border-color: var(--accent-green);
  color: var(--accent-green);
}

/* Battery Visual */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.battery-showcase {
  position: relative;
  width: 280px;
  height: 380px;
}

.battery-body {
  width: 100%;
  height: 100%;
  border: 3px solid var(--accent-green);
  border-radius: 20px;
  position: relative;
  background: linear-gradient(180deg, rgba(168,255,62,0.03) 0%, rgba(168,255,62,0.08) 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-end;
  overflow: hidden;
  box-shadow: 0 0 60px rgba(168,255,62,0.15), inset 0 0 40px rgba(168,255,62,0.03);
}

.battery-terminal {
  position: absolute;
  top: -18px; left: 50%;
  transform: translateX(-50%);
  width: 60px; height: 18px;
  background: var(--accent-green);
  border-radius: 6px 6px 0 0;
}

.battery-fill {
  width: calc(100% - 20px);
  background: linear-gradient(180deg, #a8ff3e 0%, #5cb800 100%);
  border-radius: 12px;
  margin-bottom: 10px;
  transition: height 2s ease;
  position: relative;
  overflow: hidden;
  animation: fillUp 3s ease forwards;
}

@keyframes fillUp {
  from { height: 20px; }
  to { height: 280px; }
}

.battery-fill::after {
  content: '';
  position: absolute;
  top: 0; left: -50%;
  width: 200%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
  animation: shimmer 2s infinite;
}

@keyframes shimmer {
  from { transform: translateX(-50%); }
  to { transform: translateX(50%); }
}

.battery-percent {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Bebas Neue', sans-serif;
  font-size: 64px;
  color: #fff;
  text-shadow: 0 0 20px rgba(0,0,0,0.8);
  z-index: 2;
}

.battery-label {
  position: absolute;
  bottom: 20px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  letter-spacing: 3px;
  color: #000;
  text-transform: uppercase;
  font-weight: 700;
  z-index: 2;
}

.battery-rings {
  position: absolute;
  inset: -40px;
  border: 1px solid rgba(168,255,62,0.1);
  border-radius: 50%;
  animation: ring 4s linear infinite;
}

.battery-rings:nth-child(2) { inset: -80px; animation-delay: -1s; opacity: 0.6; }
.battery-rings:nth-child(3) { inset: -120px; animation-delay: -2s; opacity: 0.3; }

@keyframes ring {
  from { transform: rotate(0deg) scale(1); opacity: 0.5; }
  50% { opacity: 0.1; transform: rotate(180deg) scale(1.02); }
  to { transform: rotate(360deg) scale(1); opacity: 0.5; }
}

/* Hero Stats */
.hero-stats {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 2rem;
}

.stat-item {
  background: var(--bg-secondary);
  padding: 24px 28px;
  text-align: center;
  transition: background 0.3s;
}

.stat-item:hover { background: var(--bg-card); }

.stat-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 42px;
  color: var(--accent-green);
  line-height: 1;
}

.stat-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-top: 4px;
}

/* ===== SECTIONS ===== */
section { padding: 100px 2rem; }

.container { max-width: 1200px; margin: 0 auto; }

.section-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 12px;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.section-label::before {
  content: '';
  width: 30px; height: 1px;
  background: var(--accent-green);
}

.section-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(36px, 5vw, 60px);
  letter-spacing: 2px;
  line-height: 1;
  margin-bottom: 1.5rem;
}

.section-title .accent { color: var(--accent-green); }

/* ===== CARDS ===== */
.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 2rem;
  transition: all 0.3s;
  position: relative;
  overflow: hidden;
}

.card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 3px; height: 0;
  background: var(--accent-green);
  transition: height 0.3s;
}

.card:hover { border-color: var(--border-bright); transform: translateY(-4px); }
.card:hover::before { height: 100%; }

.card-icon {
  width: 50px; height: 50px;
  background: rgba(168,255,62,0.1);
  border: 1px solid rgba(168,255,62,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  margin-bottom: 1.2rem;
  clip-path: polygon(10px 0%, 100% 0%, calc(100% - 10px) 100%, 0% 100%);
}

.card h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 0.7rem;
  color: var(--text-primary);
}

.card p { color: var(--text-secondary); font-size: 15px; line-height: 1.7; }

/* ===== GRID LAYOUTS ===== */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }

/* ===== FOOTER ===== */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--border);
  padding: 60px 2rem 30px;
}

.footer-grid {
  max-width: 1200px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.8;
  margin-top: 1rem;
}

.footer-col h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 1.2rem;
}

.footer-col ul { list-style: none; }

.footer-col ul li {
  margin-bottom: 0.6rem;
}

.footer-col ul li a {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  transition: color 0.2s;
}

.footer-col ul li a:hover { color: var(--accent-green); }

.footer-bottom {
  max-width: 1200px;
  margin: 0 auto;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--text-muted);
}

/* ===== PAGE HERO ===== */
.page-hero {
  padding: 140px 2rem 80px;
  background:
    linear-gradient(180deg, rgba(168,255,62,0.04) 0%, transparent 100%),
    var(--bg-primary);
  border-bottom: 1px solid var(--border);
  position: relative;
  overflow: hidden;
}

.page-hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(168,255,62,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(168,255,62,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
}

.page-hero-content {
  max-width: 1200px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.page-hero h1 {
  font-family: 'Bebas Neue', sans-serif;
  font-size: clamp(50px, 7vw, 80px);
  letter-spacing: 3px;
  line-height: 1;
}

.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  letter-spacing: 2px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 1rem;
}

.breadcrumb a { color: var(--text-muted); text-decoration: none; }
.breadcrumb a:hover { color: var(--accent-green); }
.breadcrumb span { color: var(--accent-green); }

/* ===== TIMELINE ===== */
.timeline {
  position: relative;
  padding-left: 2rem;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--accent-green) 0%, transparent 100%);
}

.timeline-item {
  position: relative;
  padding-left: 2rem;
  padding-bottom: 3rem;
}

.timeline-item::before {
  content: '';
  position: absolute;
  left: -5px; top: 6px;
  width: 12px; height: 12px;
  background: var(--accent-green);
  clip-path: polygon(50% 0%, 100% 50%, 50% 100%, 0% 50%);
}

.timeline-item h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.timeline-item p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== FORM ===== */
.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: var(--bg-card);
  border: 1px solid var(--border);
  color: var(--text-primary);
  padding: 14px 16px;
  font-family: 'Barlow', sans-serif;
  font-size: 15px;
  transition: border-color 0.3s;
  outline: none;
  appearance: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-green);
  box-shadow: 0 0 0 3px rgba(168,255,62,0.08);
}

.form-group textarea { resize: vertical; min-height: 140px; }

/* ===== ALERT ===== */
.alert {
  padding: 14px 20px;
  border-radius: 2px;
  font-size: 14px;
  margin-bottom: 1.5rem;
  display: none;
}

.alert.success {
  background: rgba(168,255,62,0.1);
  border: 1px solid rgba(168,255,62,0.3);
  color: var(--accent-green);
}

.alert.error {
  background: rgba(255,68,68,0.1);
  border: 1px solid rgba(255,68,68,0.3);
  color: var(--red);
}

/* ===== INFO BOXES ===== */
.info-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  padding: 1.5rem 2rem;
  margin-bottom: 1rem;
}

.info-box h4 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 14px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-green);
  margin-bottom: 0.5rem;
}

.info-box p {
  color: var(--text-secondary);
  font-size: 14px;
  line-height: 1.7;
}

/* ===== PROCESS STEPS ===== */
.process-step {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border);
}

.step-num {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 64px;
  color: rgba(168,255,62,0.15);
  line-height: 1;
  text-align: center;
}

.step-content h3 {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 22px;
  font-weight: 700;
  letter-spacing: 1px;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.step-content p {
  color: var(--text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* ===== TAG/BADGE ===== */
.tag {
  display: inline-block;
  background: rgba(168,255,62,0.1);
  border: 1px solid rgba(168,255,62,0.2);
  color: var(--accent-green);
  padding: 3px 10px;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-right: 6px;
  margin-bottom: 6px;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .nav-links { display: none; }
  .hamburger { display: flex; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 70px; left: 0; right: 0;
    background: rgba(10,12,15,0.98);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    gap: 1.2rem;
  }

  .hero-content { grid-template-columns: 1fr; }
  .hero-visual { display: none; }
  .hero-stats { grid-template-columns: repeat(2, 1fr); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }
  .process-step { grid-template-columns: 60px 1fr; }
}