/* ===========================================================
   Choice Tire & Automotive — design tokens & components
   =========================================================== */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600;700;800&display=swap');

:root {
  --ink-950: #08080a;
  --ink-900: #0e0e11;
  --ink-850: #131316;
  --ink-800: #19191d;
  --ink-700: #232328;
  --ink-600: #313138;
  --ink-border: #2a2a30;
  --orange-600: #d94f0a;
  --orange-500: #f2600c;
  --orange-400: #ff7f33;
  --orange-100: #ffe4d1;
  --white: #f7f6f4;
  --steel-300: #c7c7cc;
  --steel-400: #9d9da5;
  --steel-500: #75757e;
}

html {
  scroll-behavior: smooth;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--white);
  background: var(--ink-950);
}

h1, h2, h3, h4, .font-heading {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.01em;
}

.text-balance { text-wrap: balance; }

/* ---------- Reveal-on-scroll base state ---------- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  will-change: transform, opacity;
}
.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  will-change: transform, opacity;
}
.reveal-left {
  opacity: 0;
  transform: translateX(-32px);
}
.reveal-right {
  opacity: 0;
  transform: translateX(32px);
}
@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-scale, .reveal-left, .reveal-right {
    opacity: 1 !important;
    transform: none !important;
  }
}

/* ---------- Nav ---------- */
#site-nav {
  transition: background-color 300ms ease, box-shadow 300ms ease, padding 300ms ease;
  background: rgba(8, 8, 10, 0.88);
  border-bottom: 1px solid transparent;
}
#site-nav.nav-scrolled {
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.45);
  border-bottom-color: var(--ink-border);
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
  font-size: 0.875rem;
  padding: 0.875rem 1.75rem;
  border-radius: 0.4rem;
  transition: transform 180ms ease, box-shadow 180ms ease, background-color 180ms ease, color 180ms ease, border-color 180ms ease;
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--orange-500);
  color: var(--ink-950);
  box-shadow: 0 8px 24px -8px rgba(242, 96, 12, 0.65);
}
.btn-primary:hover { background: var(--orange-400); box-shadow: 0 10px 28px -6px rgba(242, 96, 12, 0.8); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.3);
}
.btn-outline:hover { background: rgba(255,255,255,0.08); border-color: rgba(255,255,255,0.7); }
.btn-dark {
  background: var(--ink-800);
  color: var(--white);
  border: 1.5px solid var(--ink-border);
}
.btn-dark:hover { background: var(--ink-700); }
.btn-ghost-orange {
  background: transparent;
  color: var(--orange-400);
  border: 1.5px solid rgba(242, 96, 12, 0.4);
}
.btn-ghost-orange:hover { background: rgba(242, 96, 12, 0.1); border-color: var(--orange-500); }

/* ---------- Photo slot (real-photo placeholder system) ----------
   Drop a real photo at the exact src path and it appears automatically.
   If the src is missing, a labeled placeholder shows what shot belongs there. */
.photo-slot {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--ink-800) 0%, var(--ink-600) 100%);
  isolation: isolate;
}
.photo-slot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 2;
}
.photo-slot-placeholder {
  position: absolute;
  inset: 0;
  z-index: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.045) 0 2px, transparent 2px 14px),
    linear-gradient(135deg, var(--ink-800) 0%, var(--ink-600) 120%);
}
.photo-slot-placeholder svg.ps-icon {
  width: 2.25rem;
  height: 2.25rem;
  opacity: 0.35;
  color: #fff;
}
.ps-tag {
  display: none;
  position: absolute;
  z-index: 2;
  top: 0.65rem;
  left: 0.65rem;
  right: 0.65rem;
  max-width: 20rem;
  flex-direction: column;
  gap: 0.2rem;
  background: rgba(8, 8, 10, 0.65);
  border-radius: 0.5rem;
  padding: 0.5rem 0.65rem;
  pointer-events: none;
}
.ps-tag .ps-label {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  font-size: 0.62rem;
  line-height: 1.4;
  color: rgba(255,255,255,0.92);
}
.ps-tag .ps-path {
  font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
  font-size: 0.58rem;
  color: rgba(255,255,255,0.6);
}

/* ---------- Section number / eyebrow labels ---------- */
.step-index {
  font-family: 'Oswald', sans-serif;
  font-weight: 700;
  font-size: 3.25rem;
  line-height: 1;
  color: transparent;
  -webkit-text-stroke: 1.5px rgba(242, 96, 12, 0.55);
}
.eyebrow {
  font-family: 'Oswald', sans-serif;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--orange-500);
}

/* ---------- Card hover ---------- */
.service-card {
  transition: transform 260ms ease, box-shadow 260ms ease, border-color 260ms ease;
}
.service-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 24px 48px -20px rgba(0, 0, 0, 0.6);
  border-color: rgba(242, 96, 12, 0.4);
}

/* ---------- Brand chip ---------- */
.brand-chip {
  transition: color 200ms ease, border-color 200ms ease, background-color 200ms ease;
}
.brand-chip:hover {
  color: var(--orange-400);
  border-color: rgba(242, 96, 12, 0.4);
  background: rgba(242, 96, 12, 0.06);
}

/* ---------- Star rating ---------- */
.star { color: var(--orange-500); }

/* ---------- Mobile menu ---------- */
#mobile-menu {
  transition: max-height 320ms ease, opacity 280ms ease;
  max-height: 0;
  opacity: 0;
  overflow: hidden;
}
#mobile-menu.open {
  max-height: 640px;
  opacity: 1;
}

/* ---------- Scroll cue ---------- */
@keyframes scrollcue {
  0%, 100% { transform: translateY(0); opacity: 0.5; }
  50% { transform: translateY(8px); opacity: 1; }
}
.scroll-cue { animation: scrollcue 2s ease-in-out infinite; }

/* ---------- Hairline divider ---------- */
.hairline { background: linear-gradient(90deg, transparent, rgba(242,96,12,0.35), transparent); height: 1px; }

/* ---------- Accordion ---------- */
.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 320ms ease;
}
.accordion-trigger svg.accordion-caret {
  transition: transform 240ms ease;
}
.accordion-trigger.accordion-open svg.accordion-caret {
  transform: rotate(180deg);
}
.accordion-trigger.accordion-open {
  color: var(--orange-400);
}

/* ---------- Diagonal hazard strip (industrial accent) ---------- */
.hazard-strip {
  background: repeating-linear-gradient(135deg, var(--orange-500) 0 14px, var(--ink-950) 14px 28px);
  height: 6px;
}