/**
 * VOLTZ MOBILITY INTERNATIONAL
 * Design System: Base & Typography
 * Japanese Technology. Indian Mobility. Electric Future.
 */

:root {
  /* Color Palette */
  --color-black-deep: #070709;
  --color-black-surface: #0a0907;
  --color-obsidian: #0f0f13;
  --color-charcoal: #15151b;
  --color-graphite: #1c1c24;
  --color-gunmetal: #262632;
  --color-border: rgba(255, 255, 255, 0.08);
  --color-border-light: rgba(255, 255, 255, 0.14);

  /* Gold Design System */
  --color-gold-primary: #c89e3a;
  --color-gold-light: #e5c46e;
  --color-gold-dark: #9f751f;
  --color-gold-champagne: #dfc79b;
  --color-gold-subtle: rgba(200, 158, 58, 0.12);
  --color-gold-border: rgba(200, 158, 58, 0.28);
  --color-gold-border-strong: rgba(200, 158, 58, 0.6);
  --color-gold-glow: rgba(200, 158, 58, 0.18);

  /* Metallic Gradients */
  --gradient-gold: linear-gradient(135deg, #dfc79b 0%, #c89e3a 45%, #9f751f 80%, #d4af37 100%);
  --gradient-gold-hover: linear-gradient(135deg, #f0dcba 0%, #d8ae48 45%, #aa7e22 80%, #e2be4b 100%);
  --gradient-card: linear-gradient(180deg, rgba(28, 28, 36, 0.75) 0%, rgba(15, 15, 19, 0.95) 100%);
  --gradient-hero: radial-gradient(circle at 50% 30%, rgba(200, 158, 58, 0.08) 0%, rgba(9, 9, 11, 0) 70%);

  /* Typography Colors */
  --text-primary: #f5f5f7;
  --text-secondary: #a1a1aa;
  --text-muted: #71717a;
  --text-gold: #dfc79b;

  /* Typography Fonts */
  --font-serif: 'Cinzel', Georgia, 'Times New Roman', serif;
  --font-sans: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;

  /* Spacing & Layout */
  --container-max: 1280px;
  --header-height: 80px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 18px;

  /* Transitions */
  --transition-fast: 0.18s ease;
  --transition-normal: 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-slow: 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-height);
  -webkit-text-size-adjust: 100%;
  overflow-x: hidden;
  overflow-x: clip;
  max-width: 100%;
  width: 100%;
}

body {
  background-color: var(--color-black-deep);
  color: var(--text-primary);
  font-family: var(--font-sans);
  font-weight: 400;
  line-height: 1.65;
  letter-spacing: -0.01em;
  padding-top: var(--header-height);
  overflow-x: hidden;
  overflow-x: clip;
  max-width: 100%;
  width: 100%;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.admin-body {
  padding-top: 0;
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 9px;
}
::-webkit-scrollbar-track {
  background: var(--color-black-deep);
}
::-webkit-scrollbar-thumb {
  background: var(--color-graphite);
  border-radius: 4px;
  border: 2px solid var(--color-black-deep);
}
::-webkit-scrollbar-thumb:hover {
  background: var(--color-gold-dark);
}

/* Main Layout Wrapper */
main {
  flex: 1 0 auto;
}

/* Typography Hierarchy */
h1, h2, h3, h4, h5, h6 {
  color: var(--text-primary);
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: 0.02em;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 3.8rem);
  font-weight: 700;
  letter-spacing: 0.02em;
}

h2 {
  font-size: clamp(1.8rem, 3.5vw, 2.75rem);
}

h3 {
  font-size: clamp(1.35rem, 2.2vw, 1.85rem);
}

h4 {
  font-size: 1.25rem;
}

p {
  color: var(--text-secondary);
  font-size: 1.025rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}

p:last-child {
  margin-bottom: 0;
}

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

a:hover {
  color: var(--color-gold-light);
}

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

/* Container */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

@media (max-width: 768px) {
  .container {
    padding-left: 1.15rem;
    padding-right: 1.15rem;
  }
}

.container-narrow {
  max-width: 960px;
}

/* Selection */
::selection {
  background: var(--color-gold-primary);
  color: var(--color-black-deep);
}