/* ============================================================
   Waskij Garage — Global CSS
   Design: bold-automotive dark theme, snappy animation preset
   ============================================================ */

/* ============================================================
   CSS Custom Properties
   ============================================================ */
:root {
  /* Colors */
  --color-primary: #C0392B;
  --color-secondary: #1A1A2E;
  --color-accent: #E84545;
  --color-bg: #0D0D0D;
  --color-surface: #141428;
  --color-text: #F0F0F0;
  --color-text-muted: #8A8A9A;
  --color-border: #2A2A40;

  /* Typography */
  --font-heading: 'Barlow Condensed', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* Borders */
  --border-radius: 4px;
  --border-radius-md: 8px;
  --border-radius-lg: 12px;

  /* Transitions — snappy preset */
  --transition-speed: 0.15s;
  --transition-easing: cubic-bezier(0.4, 0, 0.2, 1);
  --anim-duration: 0.15s;
  --anim-easing: cubic-bezier(0.4, 0, 0.2, 1);
  --anim-stagger: 0.05s;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.5);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.6);
  --shadow-lg: 0 8px 40px rgba(0, 0, 0, 0.7);

  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4rem;
  --space-3xl: 6rem;
  --space-4xl: 8rem;

  /* Layout */
  --container-max: 1200px;
  --nav-height: 70px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

input,
button,
textarea,
select {
  font: inherit;
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
  overflow-wrap: break-word;
}

a {
  color: inherit;
  text-decoration: none;
}

ul,
ol {
  list-style: none;
}

/* ============================================================
   Scrollbar — dark theme
   ============================================================ */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}

/* ============================================================
   Typography Scale
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: 0.02em;
  color: var(--color-text);
}

h1 { font-size: clamp(2.5rem, 6vw, 4.5rem); font-weight: 800; }
h2 { font-size: clamp(1.875rem, 4vw, 3rem); }
h3 { font-size: clamp(1.375rem, 3vw, 2rem); }
h4 { font-size: clamp(1.125rem, 2vw, 1.5rem); }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
  color: rgba(240, 240, 240, 0.8);
  line-height: 1.7;
}

.lead {
  font-size: clamp(1.0625rem, 2vw, 1.25rem);
  color: rgba(240, 240, 240, 0.75);
  line-height: 1.65;
}

.text-muted {
  color: var(--color-text-muted);
}

.text-accent {
  color: var(--color-accent);
}

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

.uppercase {
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

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

.container-narrow {
  width: 100%;
  max-width: 780px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

/* ============================================================
   Section Utilities
   ============================================================ */
.section {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--color-bg);
}

.section-dark {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: #080808;
}

.section-surface {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--color-surface);
}

.section-alt {
  padding: clamp(4rem, 8vw, 7rem) 0;
  background: var(--color-secondary);
}

.section__header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section__label {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8125rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.section__title {
  margin-bottom: 1rem;
}

.section__subtitle {
  font-size: clamp(1rem, 2vw, 1.125rem);
  color: var(--color-text-muted);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ============================================================
   Button Styles
   ============================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  font-family: var(--font-heading);
  font-size: 0.9375rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  border-radius: var(--border-radius);
  border: 2px solid transparent;
  cursor: pointer;
  text-decoration: none;
  transition: background var(--transition-speed) var(--transition-easing),
              color var(--transition-speed) var(--transition-easing),
              border-color var(--transition-speed) var(--transition-easing),
              transform var(--transition-speed) var(--transition-easing),
              box-shadow var(--transition-speed) var(--transition-easing);
  white-space: nowrap;
}

.btn:active {
  transform: translateY(1px);
}

/* Solid primary */
.btn-primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.btn-primary:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  box-shadow: 0 4px 20px rgba(192, 57, 43, 0.4);
}

/* Outline secondary */
.btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.btn-secondary:hover {
  border-color: var(--color-text);
  background: rgba(240, 240, 240, 0.06);
}

/* Ghost */
.btn-ghost {
  background: transparent;
  color: var(--color-text-muted);
  border-color: transparent;
}

.btn-ghost:hover {
  color: var(--color-text);
  background: rgba(255, 255, 255, 0.05);
}

/* Large modifier */
.btn-lg {
  padding: 1rem 2.25rem;
  font-size: 1.0625rem;
}

/* ============================================================
   Card Styles — elevated
   ============================================================ */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-md);
  transition: transform var(--transition-speed) var(--transition-easing),
              box-shadow var(--transition-speed) var(--transition-easing),
              border-color var(--transition-speed) var(--transition-easing);
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(192, 57, 43, 0.3);
}

.card--dark {
  background: rgba(0, 0, 0, 0.4);
}

/* ============================================================
   Form Styles
   ============================================================ */
.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}

.form-label {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  color: var(--color-text);
  font-size: 1rem;
  font-family: var(--font-body);
  transition: border-color var(--transition-speed) var(--transition-easing),
              background var(--transition-speed) var(--transition-easing);
  outline: none;
}

.form-input::placeholder,
.form-textarea::placeholder {
  color: var(--color-text-muted);
  opacity: 0.6;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-primary);
  background: rgba(192, 57, 43, 0.04);
}

.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8' fill='none'%3E%3Cpath d='M1 1L6 7L11 1' stroke='%238A8A9A' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.form-message {
  padding: 0.75rem 1rem;
  border-radius: var(--border-radius);
  font-size: 0.9375rem;
  display: none;
}

.form-message--success {
  display: block;
  background: rgba(16, 185, 129, 0.12);
  border: 1px solid rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}

.form-message--error {
  display: block;
  background: rgba(192, 57, 43, 0.12);
  border: 1px solid rgba(192, 57, 43, 0.3);
  color: #fca5a5;
}

/* ============================================================
   Reveal Animation
   ============================================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.35s var(--anim-easing), transform 0.35s var(--anim-easing);
}

.reveal--visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger helpers */
.reveal-delay-1 { transition-delay: calc(var(--anim-stagger) * 1); }
.reveal-delay-2 { transition-delay: calc(var(--anim-stagger) * 2); }
.reveal-delay-3 { transition-delay: calc(var(--anim-stagger) * 3); }
.reveal-delay-4 { transition-delay: calc(var(--anim-stagger) * 4); }
.reveal-delay-5 { transition-delay: calc(var(--anim-stagger) * 5); }
.reveal-delay-6 { transition-delay: calc(var(--anim-stagger) * 6); }

/* ============================================================
   Divider / Separator
   ============================================================ */
.divider {
  border: none;
  border-top: 1px solid var(--color-border);
  margin: var(--space-xl) 0;
}

/* ============================================================
   Badge / Tag
   ============================================================ */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  background: rgba(192, 57, 43, 0.15);
  color: var(--color-accent);
  border: 1px solid rgba(192, 57, 43, 0.25);
}

/* ============================================================
   Grid utilities
   ============================================================ */
.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;
}

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

@media (max-width: 768px) {
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
  .grid-2,
  .grid-3 { grid-template-columns: 1fr; }
}

/* ============================================================
   Flex utilities
   ============================================================ */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }

/* ============================================================
   Visibility helpers
   ============================================================ */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* ============================================================
   Focus ring — accessibility
   ============================================================ */
:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
  border-radius: var(--border-radius);
}