/* Catmoji. Dark only, one accent, Geist + Geist Mono.
   Radius rule: pills for buttons and chips, 16px for panels and tiles, 10px for inputs. */
:root {
  --bg: #050506;
  --bg-2: #0b0b0d;
  --tile: #111114;
  --tile-hover: #18181c;
  --panel: rgba(14, 14, 16, .72);
  --line: rgba(255, 255, 255, .09);
  --line-2: rgba(255, 255, 255, .16);
  --ink: #f4f4f5;
  --dim: rgba(255, 255, 255, .62);
  --faint: rgba(255, 255, 255, .38);
  --accent: #5be37d;
  --accent-ink: #04160a;
  --danger: #ff6b6b;
  --sans: Geist, ui-sans-serif, system-ui, sans-serif;
  --mono: "Geist Mono", ui-monospace, SFMono-Regular, monospace;
  --ease: cubic-bezier(.2, .8, .2, 1);
  color-scheme: dark;
}
* { box-sizing: border-box; }
[hidden] { display: none !important; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 400 15px/1.55 var(--sans); min-height: 100dvh; -webkit-font-smoothing: antialiased; }
a { color: inherit; }
button, input, select { font: inherit; color: inherit; }
button { cursor: pointer; border: 0; background: none; }
img { display: block; }
.ph { font-size: 16px; line-height: 1; }
:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }

.wrap { width: min(1120px, 100% - 32px); margin-inline: auto; }
.mono { font: 500 11px/1.4 var(--mono); letter-spacing: .12em; text-transform: uppercase; color: var(--faint); }

/* top bar */
.top { position: sticky; top: 0; z-index: 20; background: rgba(5, 5, 6, .78); backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); border-bottom: 1px solid transparent; transition: border-color .2s; }
.top.scrolled { border-color: var(--line); }
.top .wrap { display: flex; align-items: center; gap: 20px; height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 600; letter-spacing: -.01em; font-size: 16px; }
.brand img { width: 28px; height: 28px; image-rendering: auto; }
.top nav { margin-left: auto; display: flex; align-items: center; gap: 4px; }
.top nav a:not(.btn) { text-decoration: none; color: var(--dim); font-size: 14px; padding: 8px 12px; border-radius: 999px; transition: color .15s, background .15s; }
.top nav a:not(.btn):hover, .top nav a[aria-current] { color: var(--ink); background: rgba(255, 255, 255, .06); }

/* buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; height: 40px; padding: 0 18px; border-radius: 999px; font-size: 14px; font-weight: 500; text-decoration: none; white-space: nowrap; transition: transform .15s var(--ease), background .15s, opacity .15s; }
.btn:active { transform: scale(.97); }
.btn-primary { background: #fff; color: #0b0b0c; }
.btn-primary:hover { background: rgba(255, 255, 255, .88); }
.btn-accent { background: var(--accent); color: var(--accent-ink); }
.btn-accent:hover { filter: brightness(1.06); }
.btn-ghost { color: var(--dim); border: 1px solid var(--line); }
.btn-ghost:hover { color: var(--ink); border-color: var(--line-2); }
.btn[disabled] { opacity: .45; pointer-events: none; }
.btn-sm { height: 32px; padding: 0 14px; font-size: 13px; }

/* chips */
.chips { display: flex; gap: 6px; flex-wrap: wrap; }
.chip { height: 32px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line); color: var(--dim); font-size: 13px; transition: all .15s; }
.chip:hover { color: var(--ink); border-color: var(--line-2); }
.chip[aria-pressed="true"] { background: var(--ink); color: #0b0b0c; border-color: var(--ink); }

/* inputs */
.field { display: grid; gap: 8px; }
.field label { font-size: 13px; color: var(--dim); }
.input { height: 44px; width: 100%; padding: 0 14px; border-radius: 10px; background: var(--tile); border: 1px solid var(--line); outline: none; transition: border-color .15s; }
.input:focus { border-color: var(--line-2); }
.input::placeholder { color: var(--faint); }
.hint { font-size: 12px; color: var(--faint); }
.err { color: var(--danger); font-size: 13px; }

/* page head */
.head { padding: 56px 0 28px; display: grid; grid-template-columns: 1.2fr 1fr; gap: 32px; align-items: end; }
.head h1 { margin: 10px 0 0; font-size: clamp(36px, 6vw, 64px); line-height: 1; letter-spacing: -.035em; font-weight: 600; }
.head h1 em { font-style: normal; color: var(--accent); }
.head p { margin: 0; color: var(--dim); max-width: 42ch; }
.head > .sort { justify-self: end; }

/* gallery controls */
.controls { position: sticky; top: 64px; z-index: 10; background: var(--bg); padding: 12px 0 14px; display: grid; gap: 12px; border-bottom: 1px solid var(--line); }
.controls-row { display: flex; gap: 10px; align-items: center; }
.search { position: relative; flex: 1; }
.search .ph { position: absolute; left: 14px; top: 50%; translate: 0 -50%; color: var(--faint); }
.search .input { padding-left: 40px; }
.sort { display: flex; padding: 3px; border-radius: 999px; border: 1px solid var(--line); }
.sort button { height: 36px; padding: 0 14px; border-radius: 999px; font-size: 13px; color: var(--dim); }
.sort button[aria-pressed="true"] { background: rgba(255, 255, 255, .1); color: var(--ink); }
.count { padding: 18px 0 10px; }

/* grid */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(112px, 1fr)); gap: 8px; padding-bottom: 120px; }
.tile { position: relative; aspect-ratio: 1; border-radius: 16px; background: var(--tile); border: 1px solid transparent; display: grid; place-items: center; transition: background .15s, border-color .15s, transform .15s var(--ease); }
.tile:hover { background: var(--tile-hover); border-color: var(--line); }
.tile:active { transform: scale(.97); }
.tile img { width: 48px; height: 48px; object-fit: contain; transition: transform .25s var(--ease); }
.tile:hover img { transform: scale(1.33); }
.tile span { position: absolute; left: 8px; right: 8px; bottom: 8px; font: 400 11px/1.2 var(--mono); color: var(--faint); text-align: center; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; opacity: 0; transition: opacity .15s; }
.tile:hover span, .tile:focus-visible span { opacity: 1; }
@media (hover: none) { .tile span { opacity: 1; } }
.skel { aspect-ratio: 1; border-radius: 16px; background: linear-gradient(100deg, var(--tile) 40%, #16161a 50%, var(--tile) 60%) 0 0 / 300% 100%; animation: shimmer 1.4s linear infinite; }
@keyframes shimmer { to { background-position: -150% 0; } }
.empty { grid-column: 1 / -1; padding: 64px 0; text-align: center; color: var(--dim); display: grid; gap: 14px; justify-items: center; }
.empty img { width: 64px; height: 64px; opacity: .9; }

/* emoji sheet */
dialog.sheet { width: min(440px, 100% - 32px); padding: 0; border: 1px solid var(--line); border-radius: 16px; background: var(--bg-2); color: var(--ink); }
dialog.sheet::backdrop { background: rgba(0, 0, 0, .6); backdrop-filter: blur(4px); }
dialog.sheet[open] { animation: pop .22s var(--ease); }
@keyframes pop { from { opacity: 0; transform: translateY(8px) scale(.98); } }
.sheet-close { position: absolute; top: 12px; right: 12px; width: 32px; height: 32px; border-radius: 999px; display: grid; place-items: center; color: var(--dim); }
.sheet-close:hover { background: rgba(255, 255, 255, .08); color: var(--ink); }
.sheet-top { display: grid; place-items: center; padding: 40px 24px 28px; background: radial-gradient(circle at 50% 60%, rgba(91, 227, 125, .08), transparent 60%); border-bottom: 1px solid var(--line); }
.sheet-top img { width: 128px; height: 128px; object-fit: contain; }
.sheet-body { padding: 20px 24px 24px; display: grid; gap: 16px; }
.sheet-name { font: 500 18px/1.2 var(--mono); letter-spacing: -.01em; word-break: break-all; }
.sheet-meta { font-size: 13px; color: var(--dim); }
.sheet-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }

/* fake Slack message: shows the emoji at its real size */
.slackline { display: grid; grid-template-columns: 36px 1fr; gap: 10px; padding: 12px; border-radius: 10px; background: #1a1d21; font: 15px/1.45 -apple-system, "Segoe UI", Lato, sans-serif; }
.slackline .av { width: 36px; height: 36px; border-radius: 8px; background: var(--accent); color: var(--accent-ink); display: grid; place-items: center; font-weight: 700; }
.slackline b { font-weight: 800; color: #d1d2d3; }
.slackline small { color: #ababad; font-size: 12px; margin-left: 6px; }
.slackline p { margin: 2px 0 0; color: #d1d2d3; }
.slackline img { display: inline-block; width: 22px; height: 22px; vertical-align: -5px; object-fit: contain; }

/* toast */
.toast { position: fixed; left: 50%; bottom: 32px; translate: -50% 0; z-index: 60; padding: 10px 16px; border-radius: 999px; background: #fff; color: #0b0b0c; font-size: 13px; font-weight: 500; box-shadow: 0 8px 30px rgba(0, 0, 0, .4); opacity: 0; transform: translateY(8px); transition: all .25s var(--ease); pointer-events: none; }
.toast.on { opacity: 1; transform: none; }

/* submit */
.form-wrap { display: grid; grid-template-columns: 1fr 360px; gap: 32px; padding-bottom: 120px; align-items: start; }
.panel { border: 1px solid var(--line); border-radius: 16px; background: var(--bg-2); padding: 24px; }
.drop { display: grid; place-items: center; gap: 10px; min-height: 200px; border: 1px dashed var(--line-2); border-radius: 16px; text-align: center; padding: 24px; color: var(--dim); transition: border-color .15s, background .15s; cursor: pointer; }
.drop:hover, .drop.over { border-color: var(--accent); background: rgba(91, 227, 125, .04); }
.drop .ph { font-size: 28px; color: var(--ink); }
.drop.has { min-height: 0; padding: 16px; grid-template-columns: auto 1fr auto; text-align: left; justify-items: start; }
.drop.has img { width: 48px; height: 48px; object-fit: contain; }
.stack { display: grid; gap: 20px; }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--dim); }
.check input { width: 18px; height: 18px; accent-color: var(--accent); margin-top: 2px; }
.preview { position: sticky; top: 88px; display: grid; gap: 16px; }
.preview-sizes { display: flex; align-items: end; justify-content: center; gap: 28px; padding: 28px 0; }
.preview-sizes figure { margin: 0; display: grid; gap: 8px; justify-items: center; }
.preview-sizes .ph-box { display: grid; place-items: center; border-radius: 10px; background: var(--tile); border: 1px dashed var(--line); color: var(--faint); }
.preview-sizes img, .preview-sizes .ph-box { object-fit: contain; }
.done { text-align: center; display: grid; gap: 14px; justify-items: center; padding: 40px 24px; }
.done img { width: 96px; height: 96px; }
.done h2 { margin: 0; font-size: 24px; letter-spacing: -.02em; }
.done p { margin: 0; color: var(--dim); }

/* how-to */
.steps { list-style: none; padding: 0; margin: 0 0 40px; display: grid; gap: 8px; counter-reset: s; }
.steps li { counter-increment: s; display: grid; grid-template-columns: 40px 1fr; gap: 12px; padding: 16px; border: 1px solid var(--line); border-radius: 16px; background: var(--bg-2); color: var(--dim); }
.steps li::before { content: counter(s, decimal-leading-zero); font: 500 12px/1 var(--mono); color: var(--accent); padding-top: 4px; }
.steps b { color: var(--ink); font-weight: 500; }
.prose { max-width: 680px; padding-bottom: 120px; }
.prose h2 { font-size: 20px; letter-spacing: -.01em; margin: 40px 0 14px; font-weight: 600; }
kbd { font: 12px var(--mono); padding: 2px 6px; border-radius: 6px; border: 1px solid var(--line-2); color: var(--ink); }

/* admin */
.admin-list { display: grid; gap: 8px; padding-bottom: 120px; }
.arow { display: grid; grid-template-columns: 64px 1fr auto; gap: 16px; align-items: center; padding: 12px 16px; border: 1px solid var(--line); border-radius: 16px; background: var(--bg-2); }
.arow img { width: 64px; height: 64px; object-fit: contain; border-radius: 10px; background: var(--tile); padding: 8px; }
.arow .meta { font-size: 13px; color: var(--dim); }
.arow .acts { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }
.arow .input { height: 36px; font-family: var(--mono); font-size: 13px; }

footer { border-top: 1px solid var(--line); padding: 24px 0 96px; color: var(--faint); font-size: 13px; }
footer .wrap { display: flex; gap: 16px; justify-content: space-between; flex-wrap: wrap; }
footer a { color: var(--dim); text-decoration: none; }
footer a:hover { color: var(--ink); }

@media (max-width: 860px) {
  .head { grid-template-columns: 1fr; gap: 14px; padding-top: 36px; }
  .form-wrap { grid-template-columns: 1fr; }
  .preview { position: static; order: -1; }
}
@media (max-width: 640px) {
  .top nav a.hide-sm { display: none; }
  .controls-row { flex-wrap: wrap; }
  .search { flex-basis: 100%; }
  .chips.scroll { flex-wrap: nowrap; overflow-x: auto; margin-inline: -16px; padding-inline: 16px; scrollbar-width: none; }
  .chips.scroll::-webkit-scrollbar { display: none; }
  .chip { flex: none; }
  .toast { bottom: 80px; }
  .head > .sort { justify-self: start; }
  .grid { grid-template-columns: repeat(auto-fill, minmax(84px, 1fr)); gap: 6px; }
  .tile img { width: 40px; height: 40px; }
  .arow { grid-template-columns: 48px 1fr; }
  .arow img { width: 48px; height: 48px; }
  .arow .acts { grid-column: 1 / -1; justify-content: flex-start; }
}
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}