@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;600;700;800;900&display=swap');

/* Color Variables */
:root {
  --color-primary: #b90027;
  --color-primary-container: #e31837; /* Racing Red */
  --color-on-primary: #ffffff;
  --color-background: #fbf9f8;
  --color-on-background: #1b1c1c;
  --color-surface: #ffffff;
  --color-surface-dim: #dbdad9;
  --color-surface-container: #efeded;
  --color-surface-container-low: #f5f3f3;
  --color-surface-container-high: #e9e8e7;
  --color-surface-container-highest: #e4e2e2;
  --color-surface-variant: #e4e2e2;
  --color-on-surface: #1b1c1c;
  --color-on-surface-variant: #5d3f3e;
  --color-secondary: #5f5e5e;
  --color-on-secondary: #ffffff;
  --color-tertiary: #5a5b5c;
  --color-outline: #916e6d;
  --color-outline-variant: #e6bdbb;
  
  --font-family: 'Inter', sans-serif;
  --transition-speed: 150ms;
}

/* Reset and Core Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  border-radius: 0 !important; /* STRICTLY SHARP SHAPES */
}

body {
  font-family: var(--font-family);
  background-color: var(--color-background);
  color: var(--color-on-background);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

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

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

/* Typography Classes */
.display-lg {
  font-family: var(--font-family);
  font-size: 72px;
  font-weight: 900;
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.headline-lg {
  font-family: var(--font-family);
  font-size: 48px;
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
}

.headline-md {
  font-family: var(--font-family);
  font-size: 32px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.body-lg {
  font-family: var(--font-family);
  font-size: 18px;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: 0;
}

.body-md {
  font-family: var(--font-family);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.5;
  letter-spacing: 0;
}

.label-bold {
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.stats-number {
  font-family: var(--font-family);
  font-size: 24px;
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.02em;
}

/* Layout Utilities */
.container {
  width: 100%;
  max-width: 1280px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.grid-12 {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 24px;
}

.section-gap {
  padding-top: 64px;
  padding-bottom: 64px;
}

/* Button Components */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-family: var(--font-family);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  border: none;
  cursor: pointer;
  transition: background-color var(--transition-speed) ease, color var(--transition-speed) ease, border-color var(--transition-speed) ease;
}

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

.btn-primary:hover {
  background-color: #bf0029;
}

.btn-secondary {
  background-color: #1A1A1A;
  color: #FFFFFF;
}

.btn-secondary:hover {
  background-color: #333333;
}

.btn-outline {
  background-color: transparent;
  color: #1A1A1A;
  border: 2px solid #1A1A1A;
}

.btn-outline:hover {
  background-color: #1A1A1A;
  color: #FFFFFF;
}

.btn-outline-white {
  background-color: transparent;
  color: #FFFFFF;
  border: 2px solid #FFFFFF;
}

.btn-outline-white:hover {
  background-color: #FFFFFF;
  color: #1A1A1A;
}

/* Form Controls */
.form-input {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family);
  font-size: 16px;
  background-color: var(--color-surface);
  border: 1px solid var(--color-surface-container-high);
  color: var(--color-on-background);
  transition: border-color var(--transition-speed) ease;
}

.form-input:focus {
  outline: none;
  border-color: var(--color-primary-container);
}

.form-input-minimal {
  width: 100%;
  padding: 12px 0;
  font-family: var(--font-family);
  font-size: 16px;
  background-color: transparent;
  border: none;
  border-bottom: 2px solid #1A1A1A;
  color: var(--color-on-background);
  transition: border-color var(--transition-speed) ease;
}

.form-input-minimal:focus {
  outline: none;
  border-color: var(--color-primary-container);
}

/* Badges / Tags */
.tag {
  display: inline-block;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background-color: #1A1A1A;
  color: #FFFFFF;
}

.tag-red {
  background-color: var(--color-primary-container);
  color: #FFFFFF;
}

.tag-outline {
  background-color: transparent;
  border: 1px solid var(--color-surface-dim);
  color: var(--color-on-background);
}

/* Nav & Header Defaults */
.header-black {
  background-color: #1A1A1A;
  color: #FFFFFF;
  border-bottom: 4px solid var(--color-primary-container);
}

.header-red {
  background-color: var(--color-primary-container);
  color: #FFFFFF;
  border-bottom: 4px solid #1A1A1A;
}

.header-white {
  background-color: #FFFFFF;
  color: #1A1A1A;
  border-bottom: 1px solid var(--color-surface-container-high);
}

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

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

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
  list-style: none;
}

.nav-link {
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.nav-link.active {
  color: var(--color-primary-container);
}

.nav-link-badge.active {
  background-color: #1A1A1A;
  color: #FFFFFF;
  padding: 8px 16px;
}

/* Footer Defaults */
.footer-black {
  background-color: #1A1A1A;
  color: #FFFFFF;
  padding: 64px 0 32px 0;
  border-top: 4px solid var(--color-primary-container);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid #333;
  font-size: 14px;
  color: #888;
}

.social-icons {
  display: flex;
  gap: 16px;
}

.social-icon {
  width: 40px;
  height: 40px;
  background-color: #333;
  color: #FFF;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-speed) ease;
}

.social-icon:hover {
  background-color: var(--color-primary-container);
}

/* Cards */
.card-white {
  background-color: #FFFFFF;
  border: 1px solid var(--color-surface-container-high);
  transition: border-color var(--transition-speed) ease;
}

.card-white:hover {
  border-color: var(--color-primary-container);
}

.card-black {
  background-color: #1A1A1A;
  color: #FFFFFF;
  border: 1px solid #333;
}

/* Tables & Spec Sheets */
.spec-table {
  width: 100%;
  border-collapse: collapse;
}

.spec-table tr:nth-child(even) {
  background-color: var(--color-surface-container-low);
}

.spec-table td {
  padding: 16px;
  border-bottom: 1px solid var(--color-surface-container);
}

.spec-table td.label {
  font-weight: 700;
  text-transform: uppercase;
  font-size: 13px;
  color: var(--color-secondary);
}

.spec-table td.value {
  font-weight: 900;
  font-size: 16px;
  text-align: right;
}

/* Responsive Overrides */
@media (max-width: 768px) {
  .grid-12 {
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
  }
  
  .container {
    padding-left: 16px;
    padding-right: 16px;
  }
  
  .section-gap {
    padding-top: 48px;
    padding-bottom: 48px;
  }
  
  .navbar-container {
    flex-direction: column;
    height: auto;
    padding: 16px 0;
    gap: 16px;
  }
  
  .nav-links {
    gap: 16px;
    flex-wrap: wrap;
    justify-content: center;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    align-items: center;
    text-align: center;
  }
  
  .display-lg {
    font-size: 40px;
  }
  
  .headline-lg {
    font-size: 32px;
  }
}