/* Prompt Shelf — one column, mono prompts, one violet accent. */

:root {
  --paper: #fbfaf7;
  --paper-soft: #f3f1ea;
  --card: #fffefb;
  --ink: #191817;
  --ink-soft: #3b3833;
  --muted: #6e6a62;
  --line: #e3ded2;
  --line-strong: #cfc8b8;
  --accent: #6d28d9;
  --accent-soft: #8b5cf6;
  --accent-tint: #f1ebfd;
  --code-bg: #f4f2ec;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", Inter, Roboto, "Helvetica Neue", Arial, sans-serif;
  --mono: "SF Mono", "JetBrains Mono", ui-monospace, Menlo, Consolas, "DejaVu Sans Mono", monospace;
  --width: 46rem;
  --radius: 10px;
}

[data-theme="dark"] {
  --paper: #131215;
  --paper-soft: #1a181d;
  --card: #1c1a20;
  --ink: #eeebf3;
  --ink-soft: #d4d0da;
  --muted: #9c97a6;
  --line: #2c2933;
  --line-strong: #3d3947;
  --accent: #a78bfa;
  --accent-soft: #c4b5fd;
  --accent-tint: #221b33;
  --code-bg: #201d26;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #131215;
    --paper-soft: #1a181d;
    --card: #1c1a20;
    --ink: #eeebf3;
    --ink-soft: #d4d0da;
    --muted: #9c97a6;
    --line: #2c2933;
    --line-strong: #3d3947;
    --accent: #a78bfa;
    --accent-soft: #c4b5fd;
    --accent-tint: #221b33;
    --code-bg: #201d26;
  }
}

*,
*::before,
*::after { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 17px/1.68 var(--sans);
  -webkit-font-smoothing: antialiased;
}

img, svg { display: block; max-width: 100%; }

a { color: var(--accent); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--accent-soft); }

:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; border-radius: 3px; }

h1, h2, h3 { margin: 0; font-weight: 650; line-height: 1.15; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0 0 1.05em; }

.shell { width: min(100% - 2.5rem, var(--width)); margin-inline: auto; }

.skip-link { position: absolute; left: -9999px; background: var(--ink); color: var(--paper); padding: 0.6rem 1rem; z-index: 50; }
.skip-link:focus { left: 0; }
.visually-hidden { position: absolute; width: 1px; height: 1px; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); }

/* header */

.top {
  position: sticky; top: 0; z-index: 30;
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  backdrop-filter: blur(10px) saturate(1.3);
  border-bottom: 1px solid var(--line);
}

.top__inner { display: flex; align-items: center; gap: 0.85rem; min-height: 62px; }

.brand { display: flex; align-items: center; gap: 0.55rem; text-decoration: none; color: var(--ink); margin-right: auto; }
.brand__mark { display: grid; place-items: center; width: 30px; height: 30px; border-radius: 8px; background: var(--accent); color: #fff; }
.brand__name { font-weight: 650; letter-spacing: -0.02em; white-space: nowrap; }

.nav { display: flex; gap: 0.58rem; flex-wrap: wrap; justify-content: flex-end; }
.nav a { font-size: 0.8rem; color: var(--ink-soft); text-decoration: none; }
.nav a:hover { color: var(--accent); }
.nav a[aria-current="page"] { color: var(--ink); text-decoration: underline; text-underline-offset: 5px; }

.tools { display: flex; gap: 0.3rem; }
.tool { display: grid; place-items: center; width: 34px; height: 34px; border: 1px solid transparent; border-radius: 999px; background: none; color: var(--ink-soft); cursor: pointer; }
.tool:hover { border-color: var(--line); background: var(--paper-soft); color: var(--ink); }

.icon-sun, .icon-moon { display: none; }
:root:not([data-theme="dark"]) .icon-sun { display: block; }
[data-theme="dark"] .icon-moon { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .icon-sun { display: none; }
  :root:not([data-theme]) .icon-moon { display: block; }
}

/* hero */

.hero { padding: clamp(2.4rem, 6vw, 3.8rem) 0 1.6rem; border-bottom: 1px solid var(--line); }
.hero__name { font-size: clamp(2rem, 5vw, 2.7rem); margin-bottom: 0.5rem; }
.hero__line { font-size: clamp(1.05rem, 2.2vw, 1.22rem); color: var(--ink-soft); max-width: 36rem; margin-bottom: 0.6rem; }
.hero__meta { color: var(--muted); font-size: 0.92rem; margin-bottom: 1.4rem; }

.chips { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.chip {
  display: inline-flex; align-items: center; gap: 0.45rem;
  padding: 0.34rem 0.7rem; border: 1px solid var(--line-strong); border-radius: 999px;
  color: var(--ink-soft); text-decoration: none; font-size: 0.84rem;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip__count { font-size: 0.72rem; color: var(--muted); font-variant-numeric: tabular-nums; }

/* blocks and cards */

.block { padding: 2rem 0 1rem; border-bottom: 1px solid var(--line); }
.block:last-child { border-bottom: 0; }
.block__head { display: flex; align-items: baseline; justify-content: space-between; gap: 1rem; margin-bottom: 1.2rem; }
.block__title { font-size: 0.78rem; letter-spacing: 0.13em; text-transform: uppercase; color: var(--muted); font-weight: 600; }
.block__more { font-size: 0.82rem; text-decoration: none; }

.grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 1rem; }

.card {
  display: grid; gap: 0.35rem;
  padding: 1rem 1.1rem; border: 1px solid var(--line); border-radius: var(--radius);
  background: var(--card); text-decoration: none; color: inherit;
}
.card:hover { border-color: var(--accent); }
.card__cat { font-size: 0.7rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--accent); }
.card__title { font-weight: 650; font-size: 1.05rem; line-height: 1.3; }
.card__dek { font-size: 0.9rem; color: var(--muted); line-height: 1.5; }
.card__meta { font-size: 0.76rem; color: var(--muted); margin-top: 0.2rem; }

/* page head */

.page-head { padding: clamp(2rem, 5vw, 3rem) 0 1.2rem; border-bottom: 1px solid var(--line); }
.page-head h1 { font-size: clamp(1.7rem, 4vw, 2.2rem); margin-bottom: 0.4rem; }
.page-head p { color: var(--muted); margin: 0 0 0.4rem; max-width: 40rem; }
.page-head .count { color: var(--muted); font-size: 0.8rem; }

/* prompt page */

.prompt { padding: clamp(1.8rem, 4vw, 2.6rem) 0 0; }
.kicker { font-size: 0.72rem; letter-spacing: 0.12em; text-transform: uppercase; margin-bottom: 0.5rem; }
.kicker a { text-decoration: none; }
.prompt__title { font-size: clamp(1.8rem, 4.4vw, 2.4rem); margin-bottom: 0.5rem; }
.prompt__dek { font-size: 1.06rem; color: var(--ink-soft); max-width: 38rem; }
.meta { font-size: 0.78rem; color: var(--muted); }

.models { display: flex; flex-wrap: wrap; gap: 0.4rem; margin: 0.8rem 0 1.6rem; }
.pill { font-size: 0.74rem; color: var(--ink-soft); background: var(--paper-soft); border: 1px solid var(--line); border-radius: 999px; padding: 0.2rem 0.55rem; }

.prose { font-size: 1rem; }
.prose h2 { font-size: 1.15rem; margin: 1.8em 0 0.5em; }
.prose ul, .prose ol { padding-left: 1.2rem; margin: 0 0 1.1em; }
.prose li { margin-bottom: 0.35em; }
.prose code { font-family: var(--mono); font-size: 0.86em; background: var(--code-bg); border: 1px solid var(--line); border-radius: 4px; padding: 0.1em 0.32em; }

.prose pre {
  position: relative;
  font-family: var(--mono);
  font-size: 0.86rem;
  line-height: 1.6;
  background: var(--code-bg);
  border: 1px solid var(--line-strong);
  border-left: 3px solid var(--accent);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  overflow-x: auto;
  margin: 1.2em 0 1.4em;
  white-space: pre-wrap;
  word-break: break-word;
}

.prose pre code { background: none; border: 0; padding: 0; font-size: 1em; }

.copy-btn {
  position: absolute; top: 0.5rem; right: 0.5rem;
  font-family: var(--sans); font-size: 0.68rem; letter-spacing: 0.06em; text-transform: uppercase;
  color: var(--muted); background: var(--card); border: 1px solid var(--line);
  border-radius: 6px; padding: 0.25rem 0.5rem; cursor: pointer;
}
.copy-btn:hover { color: var(--accent); border-color: var(--accent); }
.copy-btn[data-copied="true"] { color: var(--accent); border-color: var(--accent); }

/* variables */

.vars { margin: 1.6rem 0; padding: 1rem 1.1rem; border: 1px dashed var(--line-strong); border-radius: var(--radius); background: var(--card); }
.vars h2 { font-size: 0.78rem; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); margin-bottom: 0.6rem; }
.vars__list { display: flex; flex-wrap: wrap; gap: 0.45rem; list-style: none; margin: 0; padding: 0; }
.vars__list code { font-family: var(--mono); font-size: 0.82rem; background: var(--accent-tint); color: var(--accent); border-radius: 5px; padding: 0.15rem 0.45rem; }

/* search */

.search { margin: 1.4rem 0 1.6rem; }
.search__input { width: 100%; font: inherit; font-size: 1rem; color: var(--ink); background: var(--card); border: 1px solid var(--line-strong); border-radius: var(--radius); padding: 0.7rem 0.9rem; }
.search__input:focus { outline: 2px solid var(--accent); outline-offset: 0; }
.search__hint { font-size: 0.78rem; color: var(--muted); margin-top: 0.5rem; }
.empty { color: var(--muted); }

/* footer inside main */

.foot { margin-top: 3rem; padding: 1.6rem 0 2.4rem; border-top: 1px solid var(--line); font-size: 0.8rem; color: var(--muted); }
.foot__inner { display: flex; flex-wrap: wrap; gap: 0.6rem 1.2rem; align-items: center; justify-content: space-between; }
.foot a { color: var(--ink-soft); text-decoration: none; }
.foot a:hover { color: var(--accent); }
.foot__links { display: flex; gap: 0.9rem; }

@media (max-width: 720px) {
  .grid { grid-template-columns: minmax(0, 1fr); }
  .nav { display: none; }
}

@media print {
  .top, .foot, .search, .chips, .copy-btn { display: none !important; }
  body { background: #fff; color: #000; }
}