/* ============================================================
   OneOn — Component primitives & pixel motifs
   - Buttons, inputs, pills, mono numerics
   - Pixelated dividers/cards/dithers/sparks/progress
   - Skeleton loader keyframes (used while pages lazy-load)
   ============================================================ */

/* === Buttons === */
.oo-btn {
  font: 600 14px/1 'Inter', system-ui, sans-serif;
  border: 1px solid var(--c-border);
  background: var(--c-card);
  color: var(--c-ink);
  padding: 12px 16px;
  border-radius: 12px;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  transition: all .15s ease;
}
.oo-btn:hover { border-color: var(--oo-purple-300); }

.oo-btn--primary {
  background: var(--c-ink);
  color: var(--c-bg);
  border-color: var(--c-ink);
}
.oo-btn--primary:hover { background: var(--oo-purple); border-color: var(--oo-purple); color: #fff; }

.oo-btn--purple {
  background: var(--oo-purple);
  color: #fff;
  border-color: var(--oo-purple);
}
.oo-btn--purple:hover { background: var(--oo-purple-600); border-color: var(--oo-purple-600); }

.oo-btn--lg { padding: 16px 22px; font-size: 16px; border-radius: 14px; }

/* === Pill === */
.oo-pill {
  display: inline-flex; align-items: center; gap: 6px;
  font: 500 12px/1 'Inter', sans-serif;
  padding: 6px 10px;
  border-radius: 999px;
  background: var(--oo-purple-100);
  color: var(--oo-purple-600);
}

/* === Mono === */
.oo-mono { font-family: 'JetBrains Mono', 'IBM Plex Mono', ui-monospace, monospace; }

/* === Input === */
.oo-input {
  font: 16px 'Inter', system-ui, sans-serif;
  border: 1.5px solid var(--c-border);
  background: var(--c-card);
  padding: 16px 18px;
  border-radius: 14px;
  width: 100%;
  outline: none;
  color: var(--c-ink);
  transition: border-color .15s;
}
.oo-input:focus { border-color: var(--oo-purple); }

/* ============================================================
   Pixelated primitives (px-*)
   ============================================================ */

.px-grid {
  --cell: 10px;
  display: grid;
  grid-template-columns: repeat(auto-fill, var(--cell));
  grid-auto-rows: var(--cell);
  gap: 2px;
}

.px-dot {
  width: 6px; height: 6px;
  background: var(--oo-purple);
  display: inline-block;
}

.px-mark { display: inline-block; line-height: 0; }

.px-spark {
  display: grid;
  grid-auto-flow: column;
  align-items: end;
  gap: 2px;
  height: 32px;
}
.px-spark > i {
  display: block;
  width: 4px;
  background: var(--oo-purple);
  border-radius: 1px;
}

.px-progress {
  display: grid;
  grid-template-columns: repeat(20, 1fr);
  gap: 2px;
  height: 8px;
}
.px-progress > i {
  background: var(--oo-purple-100);
  border-radius: 1px;
  display: block;
}
.px-progress > i.on { background: var(--oo-purple); }

.px-scatter { position: absolute; inset: 0; pointer-events: none; }
.px-scatter > i {
  position: absolute;
  background: var(--oo-purple);
  display: block;
}

/* Pixel checkerboard backdrops */
.bg-pixels {
  background-image: radial-gradient(circle at 1px 1px, rgba(107,79,230,0.12) 1px, transparent 0);
  background-size: 10px 10px;
}
.bg-pixels-soft {
  background-image: radial-gradient(circle at 1px 1px, rgba(15,15,20,0.06) 1px, transparent 0);
  background-size: 14px 14px;
}

/* Dithered surface */
.px-dither {
  background-image:
    linear-gradient(45deg, rgba(107,79,230,0.06) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(107,79,230,0.06) 25%, transparent 25%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}
.px-dither-dark {
  background-image:
    linear-gradient(45deg, rgba(184,168,245,0.12) 25%, transparent 25%),
    linear-gradient(-45deg, rgba(184,168,245,0.12) 25%, transparent 25%);
  background-size: 4px 4px;
  background-position: 0 0, 2px 2px;
}

/* Dotted divider — square dots */
.px-divider {
  background-image: linear-gradient(to right, var(--c-ink) 50%, transparent 50%);
  background-size: 6px 2px;
  background-repeat: repeat-x;
  background-position: left center;
  height: 2px;
  width: 100%;
}
.px-divider-v {
  background-image: linear-gradient(to bottom, var(--c-ink) 50%, transparent 50%);
  background-size: 2px 6px;
  background-repeat: repeat-y;
  background-position: top center;
  width: 2px;
}

.px-num {
  font-family: 'JetBrains Mono', ui-monospace, monospace;
  font-weight: 700;
  letter-spacing: -1px;
}

@keyframes px-pulse {
  0%, 100% { opacity: 0.85; transform: translate(0,0); }
  50%      { opacity: 1;    transform: translate(0,-1px); }
}
.px-pulse > i:nth-child(3n)   { animation: px-pulse 2.4s ease-in-out infinite; }
.px-pulse > i:nth-child(3n+1) { animation: px-pulse 2.8s ease-in-out infinite .3s; }
.px-pulse > i:nth-child(3n+2) { animation: px-pulse 3.1s ease-in-out infinite .6s; }

/* ============================================================
   Skeleton loader — shown while a page chunk lazy-loads
   ============================================================ */

@keyframes oo-skeleton-shimmer {
  0%   { background-position: -400px 0; }
  100% { background-position: 400px 0; }
}

.oo-skel {
  background: var(--c-soft);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
}
.oo-skel::after {
  content: '';
  position: absolute; inset: 0;
  background-image: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255,255,255,0.5) 50%,
    transparent 100%
  );
  background-size: 400px 100%;
  background-repeat: no-repeat;
  animation: oo-skeleton-shimmer 1.4s ease-in-out infinite;
}
[data-theme="dark"] .oo-skel::after {
  background-image: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255,255,255,0.06) 50%,
    transparent 100%
  );
}

.oo-skel-row {
  display: flex; align-items: center; gap: 12px;
}
.oo-skel-line { height: 14px; border-radius: 4px; }
.oo-skel-line.short { width: 30%; }
.oo-skel-line.med   { width: 60%; }
.oo-skel-line.long  { width: 100%; }
.oo-skel-tile {
  height: 132px; border-radius: 18px;
}

/* ============================================================
   Toast (used by api.js / auth.js for transient errors)
   ============================================================ */

.oo-toast-wrap {
  position: fixed; right: 20px; bottom: 20px;
  display: flex; flex-direction: column; gap: 10px;
  z-index: 9999;
  pointer-events: none;
}
.oo-toast {
  background: var(--c-card);
  color: var(--c-ink);
  border: 1px solid var(--c-border);
  border-left: 3px solid var(--oo-purple);
  border-radius: 12px;
  padding: 12px 16px;
  font: 500 13px/1.4 'Inter', sans-serif;
  box-shadow: var(--shadow-pop);
  max-width: 360px;
  pointer-events: auto;
  animation: oo-toast-in .2s ease-out;
}
.oo-toast.err  { border-left-color: var(--oo-bad); }
.oo-toast.ok   { border-left-color: var(--oo-ok); }
.oo-toast.warn { border-left-color: var(--oo-warn); }

@keyframes oo-toast-in {
  from { transform: translateY(10px); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}