/* Lab layer: shared fixes + interactions loaded on every page (see lab.js). Quiet by default, off for reduced motion. */

/* Header star: some pages were missing its size rule, so the star collapsed and vanished. */
.brand-star .star-icon { width: 22px; height: auto; filter: drop-shadow(0 0 3px var(--copper-glow)); animation: star-shine 3.2s ease-in-out infinite; }
@media (prefers-reduced-motion: reduce) { .brand-star .star-icon { animation: none; } }

/* Text rendering: crisper Inter, numbers that don't jitter while they change */
body { -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale; }
.sx-num, .sg-readout, .update-date, .sx-when { font-variant-numeric: tabular-nums; }

/* Tap feedback without the grey iOS flash */
a, button, [role="button"] { -webkit-tap-highlight-color: transparent; }

/* ---------- Command palette (Ctrl/Cmd + K, or "/") ---------- */
.kp { position: fixed; inset: 0; z-index: 80; display: grid; align-items: start; justify-items: center; padding: 14vh 16px 16px; }
.kp[hidden] { display: none; }
.kp-backdrop { position: absolute; inset: 0; background: rgba(var(--bg-rgb), 0.55); -webkit-backdrop-filter: blur(6px); backdrop-filter: blur(6px); opacity: 0; transition: opacity 0.2s ease; }
.kp-panel {
  position: relative; width: min(520px, 100%); overflow: hidden; isolation: isolate; border-radius: 16px;
  background: linear-gradient(160deg, rgba(255, 255, 255, 0.16), rgba(255, 255, 255, 0.04)), rgba(var(--bg-rgb), 0.78);
  border: 1px solid rgba(255, 255, 255, 0.28);
  -webkit-backdrop-filter: blur(22px) saturate(180%); backdrop-filter: blur(22px) saturate(180%);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.3), 0 30px 70px -20px rgba(0, 0, 0, 0.7);
  opacity: 0; transform: translateY(-8px) scale(0.98); transition: opacity 0.2s ease, transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
}
html.light-mode .kp-panel { background: linear-gradient(160deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.35)), rgba(var(--bg-rgb), 0.8); border-color: rgba(255, 255, 255, 0.7); }
.kp.is-in .kp-backdrop { opacity: 1; }
.kp.is-in .kp-panel { opacity: 1; transform: none; }
.kp-input {
  display: block; width: 100%; margin: 0; padding: 16px 18px 14px 44px; border: 0; border-bottom: 1px solid var(--rule);
  background: transparent; color: var(--text); font: 500 16px/1.4 var(--font); outline: none;
}
.kp-input::placeholder { color: var(--muted); }
.kp-glyph { position: absolute; left: 17px; top: 17px; width: 18px; height: 18px; color: var(--copper-light); pointer-events: none; }
.kp-list { list-style: none; margin: 0; padding: 6px; max-height: 50vh; overflow-y: auto; }
.kp-item { display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: 10px; cursor: pointer; color: var(--text); font-size: 15px; }
.kp-item .kp-k { margin-left: auto; font: 600 11px/1 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--muted); letter-spacing: 0.04em; }
.kp-item .kp-ic { width: 18px; text-align: center; color: var(--copper-light); font: 600 14px/1 ui-monospace, SFMono-Regular, Menlo, monospace; }
.kp-item[aria-selected="true"] { background: var(--copper-glow); }
.kp-empty { padding: 14px; color: var(--muted); font-size: 14px; }
.kp-foot { display: flex; gap: 14px; padding: 8px 14px 10px; border-top: 1px solid var(--rule); font: 500 11.5px/1.4 var(--font); color: var(--muted); }
kbd, .kbd {
  display: inline-block; min-width: 1.6em; padding: 1px 6px; border-radius: 6px; text-align: center;
  font: 600 11px/1.5 ui-monospace, SFMono-Regular, Menlo, monospace; color: var(--copper-light);
  border: 1px solid var(--rule); background: rgba(255, 255, 255, 0.06); box-shadow: inset 0 -1px 0 var(--rule);
}

/* Small keyboard hint in the footer, only where a keyboard is likely */
.kp-hint { display: none; margin-left: 10px; cursor: pointer; border: 0; padding: 0; background: none; vertical-align: 1px; }
@media (hover: hover) and (pointer: fine) { .kp-hint { display: inline-block; } }
.kp-hint .kbd { transition: color 0.2s ease, border-color 0.2s ease; }
.kp-hint:hover .kbd, .kp-hint:focus-visible .kbd { border-color: var(--copper); color: var(--text); }

/* ---------- Photo viewer (research page): fades and zooms instead of popping ---------- */
.sx-box { display: flex !important; opacity: 0; visibility: hidden; transition: opacity 0.3s ease, visibility 0s linear 0.3s;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
.sx-box.open { opacity: 1; visibility: visible; transition: opacity 0.3s ease, visibility 0s; }
.sx-box img { transform: scale(0.94); transition: transform 0.45s cubic-bezier(0.2, 0.8, 0.2, 1); box-shadow: 0 30px 80px -20px rgba(0, 0, 0, 0.8); }
.sx-box.open img { transform: none; }
.sx-photos img { transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1), border-color 0.25s ease, filter 0.35s ease; }
@media (hover: hover) { .sx-photos img:hover { transform: scale(1.02); border-color: var(--copper); filter: saturate(1.1); } }

/* ---------- Education / experience cards: tidy date pill on phones, list items ease in when opened ---------- */
@media (max-width: 560px) {
  .sx-head .sx-when { margin-left: 66px; }
}
.sx-details-inner .sx-list li { opacity: 0; transform: translateX(-6px); transition: opacity 0.35s ease, transform 0.35s ease; }
.sx-card.is-open .sx-details-inner .sx-list li { opacity: 1; transform: none; }
.sx-card.is-open .sx-list li:nth-child(2) { transition-delay: 0.05s; }
.sx-card.is-open .sx-list li:nth-child(3) { transition-delay: 0.1s; }
.sx-card.is-open .sx-list li:nth-child(4) { transition-delay: 0.15s; }
.sx-card.is-open .sx-list li:nth-child(5) { transition-delay: 0.2s; }
@media (prefers-reduced-motion: reduce) { .sx-details-inner .sx-list li { opacity: 1; transform: none; transition: none; } }

/* Cards follow the pointer with a soft light (same language as the home tabs) */
.sx-card, .sx-stat { --mx: 50%; --my: 0%; }
.sx-card::before, .sx-stat::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; opacity: 0; z-index: 0; border-radius: inherit;
  background: radial-gradient(220px circle at var(--mx) var(--my), var(--copper-glow), transparent 70%); transition: opacity 0.3s ease;
}
.sx-card.is-lit::before, .sx-stat.is-lit::before { opacity: 0.8; }
.sx-card > *, .sx-stat > * { position: relative; z-index: 1; }

/* Smooth anchor scroll under the sticky header */
:target { scroll-margin-top: 90px; }

.sx-card { position: relative; }

/* Scroll reveals: a softer ease-out so content settles rather than slides */
.reveal { transition-timing-function: cubic-bezier(0.2, 0.7, 0.2, 1); transition-duration: 0.7s; }