/* OneDollar design system */

/* ----- Fonts ------------------------------------------------- */
@font-face {
  font-family: "AvenirNextHeavy";
  src: url("../fonts/avenir-next-heavy.ttf") format("truetype");
  font-weight: 700 900;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "SplineSans";
  src: url("../fonts/SplineSans-VariableFont_wght.ttf") format("truetype-variations");
  font-weight: 300 700;
  font-style: normal;
  font-display: swap;
}
@font-face {
  font-family: "SpaceGrotesk";
  src: url("../fonts/SpaceGrotesk-Bold.ttf") format("truetype");
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ----- Tokens ------------------------------------------------ */
:root {
  /* --- Brand colors (dark by default) --- */
  --od-ink: #0d0d0d;
  --od-ink-2: #141414;
  --od-ink-3: #1c1c1c;
  --od-line: #2a2a2a;
  --od-line-2: #3a3a3a;
  --od-paper: #ffffff;
  --od-paper-dim: #f3f3f3;

  /* --- Foreground roles --- */
  --od-fg-1: #ffffff;
  --od-fg-2: rgba(255,255,255,0.72);
  --od-fg-3: rgba(255,255,255,0.48);
  --od-fg-4: rgba(255,255,255,0.24);
  --od-fg-on-light-1: #0d0d0d;
  --od-fg-on-light-2: rgba(13,13,13,0.7);
  --od-fg-on-light-3: rgba(13,13,13,0.5);

  /* --- Accents --- */
  --od-buck-green:   #1f6f44;
  --od-buck-green-2: #0f4a2c;
  --od-buck-cream:   #e8e0c8;
  --od-buck-ink:     #1a1f1a;

  /* --- Semantic --- */
  --od-success: #1f6f44;
  --od-warning: #e8b923;
  --od-danger:  #e2453c;
  --od-info:    #ffffff;

  /* --- Type families --- */
  --od-font-display: "AvenirNextHeavy", "Archivo Black", "Inter", system-ui, sans-serif;
  --od-font-body:    "SplineSans", "Inter", system-ui, sans-serif;
  --od-font-mono:    "SpaceGrotesk", "JetBrains Mono", ui-monospace, monospace;

  /* --- Type scale (1.250 — major-third) --- */
  --od-fs-xs:   12px;
  --od-fs-sm:   14px;
  --od-fs-base: 16px;
  --od-fs-md:   18px;
  --od-fs-lg:   22px;
  --od-fs-xl:   28px;
  --od-fs-2xl:  36px;
  --od-fs-3xl:  48px;
  --od-fs-4xl:  64px;
  --od-fs-5xl:  88px;
  --od-fs-6xl:  120px;

  /* --- Type rhythm --- */
  --od-lh-tight: 0.92;
  --od-lh-snug:  1.08;
  --od-lh-body:  1.45;
  --od-lh-loose: 1.65;

  --od-tracking-tight:  -0.03em;
  --od-tracking-normal:  0em;
  --od-tracking-wide:    0.04em;
  --od-tracking-wider:   0.12em;

  /* --- Spacing (4px base) --- */
  --od-s-1: 4px;
  --od-s-2: 8px;
  --od-s-3: 12px;
  --od-s-4: 16px;
  --od-s-5: 24px;
  --od-s-6: 32px;
  --od-s-7: 48px;
  --od-s-8: 64px;
  --od-s-9: 96px;
  --od-s-10: 128px;

  /* --- Radii --- */
  --od-r-sm:  4px;
  --od-r-md:  8px;
  --od-r-lg:  14px;
  --od-r-xl:  22px;
  --od-r-pill: 999px;

  /* --- Shadows --- */
  --od-shadow-glow:   0 0 0 1px rgba(255,255,255,0.06), 0 24px 60px rgba(0,0,0,0.55);
  --od-shadow-soft:   0 8px 24px rgba(0,0,0,0.35);
  --od-shadow-press:  inset 0 1px 0 rgba(255,255,255,0.08);
  --od-ring-focus:    0 0 0 3px rgba(255,255,255,0.18);

  /* --- Motion --- */
  --od-ease:        cubic-bezier(0.2, 0.7, 0.2, 1);
  --od-ease-out:    cubic-bezier(0.16, 1, 0.3, 1);
  --od-dur-fast:    140ms;
  --od-dur-base:    220ms;
  --od-dur-slow:    420ms;
}

/* ----- Reset ----- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--od-ink); color: var(--od-fg-1); font-family: var(--od-font-body); }
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; cursor: pointer; }

/* ----- Typography ----- */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--od-font-display);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: var(--od-lh-tight);
  text-wrap: balance;
  margin: 0;
}
h1.display, h2.display, h3.display {
  font-family: var(--od-font-display);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 0.92;
  text-wrap: balance;
  margin: 0;
}
h1.display { font-size: clamp(56px, 9vw, 120px); }
h2.display { font-size: clamp(40px, 5.5vw, 72px); }
h3.display { font-size: clamp(28px, 3.5vw, 44px); }

.title-font {
  font-family: var(--od-font-display), sans-serif;
}

/* ----- Layout ----- */
.od-wrap { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.od-section { padding: 96px 0; }
.od-section--tight { padding: 64px 0; }
.od-divider { height: 1px; background: var(--od-line); margin: 0; }

/* ----- Buttons ----- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  font-family: var(--od-font-mono); font-weight: 700;
  font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase;
  padding: 14px 26px; border-radius: var(--od-r-pill);
  border: 1.5px solid #fff; background: #fff; color: #0d0d0d;
  cursor: pointer; transition: background 140ms var(--od-ease), color 140ms var(--od-ease), transform 140ms;
}
.btn:hover { background: #0d0d0d; color: #fff; }
.btn:active { transform: translateY(1px); opacity: 0.92; }
.btn--secondary { background: transparent; color: #fff; }
.btn--secondary:hover { background: #fff; color: #0d0d0d; }
.btn--ghost { background: transparent; border-color: transparent; color: #fff; padding-left: 0; padding-right: 0; }
.btn--ghost:hover { background: transparent; color: #fff; text-decoration: underline; }
.btn--sm { padding: 9px 16px; font-size: 11px; }
.btn--lg { padding: 18px 34px; font-size: 14px; }
.btn--accent { background: #c8f135; color: #0d0d0d; border-color: #c8f135; }
.btn--accent:hover { background: #b8e025; color: #0d0d0d; border-color: #b8e025; }

/* ----- Form elements ----- */
.field-label {
  display: block;
  font-family: var(--od-font-mono); font-weight: 700;
  font-size: 10px; letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--od-fg-2);
  margin-bottom: 6px;
}
.input, .textarea, .select {
  width: 100%;
  background: var(--od-ink-3); border: 1px solid var(--od-line);
  color: var(--od-fg-1);
  font-family: var(--od-font-body); font-size: 15px;
  padding: 14px 16px; border-radius: var(--od-r-md);
  outline: none;
  transition: box-shadow 140ms var(--od-ease);
}
.input::placeholder, .textarea::placeholder { color: var(--od-fg-4); }
.input:focus, .textarea:focus, .select:focus { box-shadow: var(--od-ring-focus); }

/* ----- Chips ----- */
.chip {
  font-family: var(--od-font-mono); font-weight: 700;
  font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase;
  color: #fff;
  border: 1px solid var(--od-line);
  padding: 6px 10px; border-radius: var(--od-r-sm);
  display: inline-flex; align-items: center; gap: 6px;
}
.chip--solid { background: #fff; color: #0d0d0d; border-color: #fff; }
.chip--green { background: var(--od-buck-green); color: #fff; border-color: var(--od-buck-green); }
.chip--yellow { background: var(--od-warning); color: #0d0d0d; border-color: var(--od-warning); }

/* ----- Cards ----- */
.card {
  background: var(--od-ink-2); border: 1px solid var(--od-line);
  border-radius: var(--od-r-md);
  transition: border-color 220ms var(--od-ease), transform 220ms var(--od-ease);
}
.card:hover { border-color: var(--od-line-2); transform: translateY(-2px); }

/* Product cards: lift + acid-green glow */
.product-card {
  transition: border-color 200ms var(--od-ease), transform 200ms var(--od-ease), box-shadow 200ms var(--od-ease);
}
.product-card:hover {
  transform: translateY(-6px);
  border-color: #c8f135;
  box-shadow: 0 18px 40px -12px rgba(200, 241, 53, 0.55), 0 0 0 1px rgba(200, 241, 53, 0.25);
}
.product-card .chip {
  background: rgba(0, 0, 0, 0.8);
  color: #c8f135;
  border-color: rgba(200, 241, 53, 0.35);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}
.product-card .fav-btn:hover {
  color: #c8f135;
  border-color: rgba(200, 241, 53, 0.55);
  transform: scale(1.06);
}
.product-card .fav-btn:active {
  transform: scale(0.96);
}

/* Category tiles: dark overlay fades on hover */
.category-tile::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(13,13,13,0.55) 0%, rgba(13,13,13,0.78) 100%);
  transition: opacity 300ms var(--od-ease);
  z-index: 0;
  pointer-events: none;
}
.category-tile:hover::before {
  opacity: 0;
}

/* ----- Eyebrow ----- */
.eyebrow {
  font-family: var(--od-font-mono); font-weight: 700;
  font-size: 12px; letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--od-fg-3);
}
@keyframes eyebrow-pulse {
  0%, 100% { opacity: 1; text-shadow: 0 0 0 rgba(200, 241, 53, 0); }
  50% { opacity: 0.55; text-shadow: 0 0 18px rgba(200, 241, 53, 0.55); }
}
.eyebrow--pulse { animation: eyebrow-pulse 1.6s ease-in-out infinite; }

/* ----- Footer ----- */
.footer-link { color: var(--od-fg-2); }
.footer-link:hover { color: #fff; text-decoration: underline; }

/* ----- Utility ----- */
.od-scrollbar-hide {
  -ms-overflow-style: none;
  scrollbar-width: none;
}
.od-scrollbar-hide::-webkit-scrollbar {
  display: none;
}

/* ----- Search (xl+ only) ----- */
.od-search-xl {
  display: none;
}
@media (min-width: 1280px) {
  .od-search-xl {
    display: block;
  }
}

/* ----- Product Grid ----- */
.product-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 24px;
}
@media (max-width: 768px) {
  .product-grid {
    grid-template-columns: repeat(auto-fill, minmax(135px, 1fr));
    gap: 16px;
  }
}