@import url('https://fonts.googleapis.com/css2?family=DM+Sans:ital,wght@0,400;0,500;0,700;1,400&family=JetBrains+Mono:wght@500;600&family=Sora:wght@400;600;700;800&display=swap');

:root {
  --base-canvas: #05070A;
  --surface-1: #0A0E15;
  --surface-2: #0F1520;
  --surface-elevated: #151D2C;
  --border-structural: #1E2A3F;
  --border-active: #5B92FF;
  
  --primary: #2F6BFF;
  --primary-hover: #5B92FF;
  --cyan: #4DB6FF;
  --deep-blue: #1238A8;
  
  --steel-light: #9DB0CC;
  --steel-dark: #4A5F80;
  
  --text-primary: #F3F6FB;
  --text-secondary: #A3AFC4;
  --text-tertiary: #7A869B;
  
  --success: #34D399;
  --warning: #F5B94A;

  --font-display: 'Sora', sans-serif;
  --font-body: 'DM Sans', sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --transition: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

html {
  scroll-behavior: smooth;
}

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

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

ul {
  list-style: none;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.015em;
}

.display-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  background: linear-gradient(180deg, var(--text-primary) 0%, var(--steel-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-title {
  font-size: clamp(2rem, 3vw, 2.5rem);
  margin-bottom: 1rem;
}

.mono-label {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--cyan);
}

.text-body {
  font-size: 1.05rem;
  color: var(--text-secondary);
}

/* Layout */
.container {
  width: 100%;
  max-width: 1440px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 1280px) {
  .container {
    padding: 0 4rem;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 48px;
  padding: 0 24px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1rem;
  border-radius: 4px;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--text-primary);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  box-shadow: 0 0 20px rgba(91, 146, 255, 0.35);
}

.btn-outline {
  background-color: transparent;
  border: 1px solid var(--border-structural);
  color: var(--steel-light);
}

.btn-outline:hover {
  border-color: var(--cyan);
  color: var(--text-primary);
  background-color: var(--surface-2);
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(5, 7, 10, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-structural);
}

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

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

.logo-img {
  height: 48px;
  width: auto;
}

.nav-links {
  display: flex;
  gap: 2rem;
}

.nav-links a {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: 1.5rem;
  cursor: pointer;
}

/* Hero Section */
.hero {
  padding: 12rem 0 6rem;
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 100vw;
  height: 100%;
  background: radial-gradient(circle at center top, rgba(47, 107, 255, 0.15), transparent 60%);
  z-index: -1;
  pointer-events: none;
}

.hero-content {
  max-width: 800px;
}

.hero-subtitle {
  display: inline-block;
  margin-bottom: 1rem;
  padding: 4px 12px;
  background: rgba(77, 182, 255, 0.1);
  border: 1px solid rgba(77, 182, 255, 0.2);
  border-radius: 4px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2.5rem;
}

/* Metric Bar */
.metric-bar {
  border-top: 1px solid var(--border-structural);
  border-bottom: 1px solid var(--border-structural);
  background: var(--surface-1);
  padding: 1.5rem 0;
  overflow: hidden;
}

.metric-track {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.metric-item {
  display: flex;
  align-items: center;
  gap: 12px;
}

.metric-item i {
  color: var(--cyan);
  font-size: 1.2rem;
}

/* Cards & Showroom */
.section {
  padding: 8rem 0;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-top: 4rem;
}

.card {
  background: var(--surface-1);
  border: 1px solid var(--border-structural);
  border-radius: 8px;
  padding: 28px;
  position: relative;
  transition: var(--transition);
  box-shadow: inset 0 1px 0 0 rgba(157, 176, 204, 0.08);
}

.card:hover {
  border-color: var(--border-active);
  box-shadow: 0 8px 32px -4px rgba(2, 6, 15, 0.75), 0 0 16px -2px rgba(47, 107, 255, 0.25), inset 0 1px 0 0 rgba(157, 176, 204, 0.08);
  transform: translateY(-4px);
}

.card-icon {
  width: 48px;
  height: 48px;
  background: var(--surface-2);
  border: 1px solid var(--border-structural);
  border-radius: 4px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--cyan);
  font-size: 1.5rem;
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

/* Showroom specific */
.showroom-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.showroom-img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-bottom: 1px solid var(--border-structural);
  transition: var(--transition);
}

.showroom-card:hover .showroom-img {
  transform: scale(1.02);
}

.showroom-content {
  padding: 24px;
  background: var(--surface-1);
  flex-grow: 1;
  position: relative;
  z-index: 2;
}

.spec-chip {
  position: absolute;
  top: -15px;
  right: 24px;
  background: var(--surface-2);
  border: 1px solid var(--border-structural);
  padding: 4px 8px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--steel-light);
  border-radius: 4px;
  text-transform: uppercase;
}

.showroom-card:hover .spec-chip {
  border-color: var(--cyan);
  color: var(--text-primary);
}

/* Process Section */
.process-list {
  margin-top: 4rem;
  position: relative;
}

.process-list::before {
  content: '';
  position: absolute;
  top: 0;
  bottom: 0;
  left: 24px;
  width: 1px;
  background: var(--border-structural);
}

.process-step {
  display: flex;
  gap: 2rem;
  margin-bottom: 3rem;
  position: relative;
}

.process-number {
  width: 48px;
  height: 48px;
  border-radius: 4px;
  background: var(--surface-2);
  border: 1px solid var(--cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--cyan);
  z-index: 2;
  flex-shrink: 0;
}

/* Consultation Form */
.consultation {
  background: var(--surface-1);
  border-top: 1px solid var(--border-structural);
  padding: 6rem 0;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.form-control {
  width: 100%;
  height: 48px;
  background: var(--surface-1);
  border: 1px solid var(--border-structural);
  border-radius: 4px;
  padding: 0 16px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: inset 0 0 0 1px rgba(47, 107, 255, 0.2);
}

textarea.form-control {
  height: 120px;
  padding: 16px;
  resize: vertical;
}

.file-upload {
  border: 1px dashed var(--steel-dark);
  padding: 3rem;
  text-align: center;
  border-radius: 4px;
  background: var(--surface-1);
  cursor: pointer;
  transition: var(--transition);
}

.file-upload:hover {
  background: var(--surface-2);
  border-color: var(--cyan);
}

.file-upload i {
  font-size: 2rem;
  color: var(--steel-dark);
  margin-bottom: 1rem;
}

.file-upload:hover i {
  color: var(--cyan);
}

/* Footer */
.footer {
  border-top: 1px solid var(--border-structural);
  padding: 4rem 0 2rem;
  background: var(--base-canvas);
}

.footer-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 4rem;
  flex-wrap: wrap;
  gap: 2rem;
}

.footer-logo {
  max-width: 250px;
}

.footer-nav {
  display: flex;
  gap: 4rem;
}

.footer-column h4 {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-column a {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

.footer-column a:hover {
  color: var(--cyan);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid var(--border-structural);
  color: var(--text-tertiary);
  font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-links {
    display: none;
  }
  
  .mobile-menu-btn {
    display: block;
  }
  
  .hero {
    padding: 8rem 0 4rem;
  }
  
  .hero-actions {
    flex-direction: column;
  }
  
  .metric-track {
    flex-direction: column;
    gap: 1rem;
    align-items: flex-start;
  }
  
  .process-list::before {
    left: 20px;
  }
  
  .process-number {
    width: 40px;
    height: 40px;
  }
  
  .footer-nav {
    flex-direction: column;
    gap: 2rem;
  }
}