@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@500;600&display=swap');

:root {
  --paper: #F4F6F9;
  --surface: #FFFFFF;
  --ink: #11161F;
  --muted: #616B7A;
  --line: #E6E9EF;
  --accent: #2540D6;
  --accent-ink: #1A2DA0;
  --wash: #ECEFFD;
  --green: #0E9F6E;
  --amber: #B7791F;
}

*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }

.store {
  background: var(--paper);
  color: var(--ink);
  min-height: 100vh;
  font-family: 'Inter', system-ui, sans-serif;
  -webkit-font-smoothing: antialiased;
}

.mono { font-family: 'JetBrains Mono', monospace; font-feature-settings: "tnum"; }

/* ── Header ── */
.hdr {
  position: sticky; top: 0; z-index: 20;
  background: rgba(255,255,255,.85);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.hdr-inner {
  max-width: 1040px; margin: 0 auto; padding: 14px 22px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.brand {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: inherit;
}
.brand-mark {
  width: 30px; height: 30px; border-radius: 8px;
  background: var(--ink); color: #fff;
  font-family: 'Space Grotesk'; font-weight: 700; font-size: 18px;
  display: grid; place-items: center; flex-shrink: 0;
}
.brand-name {
  font-family: 'Space Grotesk'; font-weight: 700; font-size: 18px; letter-spacing: -.01em;
}
.brand-sub { color: var(--accent); font-weight: 600; }
.hdr-tag { font-size: 13px; color: var(--muted); }

/* ── Layout ── */
.container { max-width: 1040px; margin: 0 auto; padding: 26px 22px 60px; }

/* ── Recent strip ── */
.recent { margin-bottom: 26px; }
.recent-head {
  display: flex; align-items: center; gap: 7px;
  color: var(--muted); font-size: 12px; font-weight: 600;
  text-transform: uppercase; letter-spacing: .06em; margin-bottom: 11px;
}
.recent-head svg { flex-shrink: 0; }
.recent-row { display: flex; gap: 10px; overflow-x: auto; padding-bottom: 4px; }
.recent-row::-webkit-scrollbar { height: 4px; }
.recent-row::-webkit-scrollbar-thumb { background: var(--line); border-radius: 2px; }
.recent-card {
  flex: 0 0 auto;
  display: flex; align-items: center; gap: 10px;
  background: var(--surface); border: 1px solid var(--line); border-radius: 12px;
  padding: 9px 13px 9px 9px;
  text-decoration: none; color: inherit;
  transition: border-color .15s, transform .15s;
}
.recent-card:hover { border-color: #cdd3e0; transform: translateY(-1px); }
.recent-meta { display: flex; flex-direction: column; gap: 1px; text-align: left; }
.recent-name { font-weight: 600; font-size: 13.5px; }
.recent-card .ver { font-size: 12px; color: var(--muted); }
.pill-new {
  background: var(--accent); color: #fff;
  font-size: 10.5px; font-weight: 600;
  padding: 2px 7px; border-radius: 20px; letter-spacing: .02em;
}

/* ── Toolbar ── */
.toolbar { display: flex; gap: 12px; align-items: center; margin-bottom: 20px; flex-wrap: wrap; }
.search { flex: 1; min-width: 220px; position: relative; display: flex; align-items: center; }
.search-ic { position: absolute; left: 14px; color: var(--muted); pointer-events: none; }
.search input {
  width: 100%; padding: 12px 14px 12px 42px;
  border: 1px solid var(--line); border-radius: 11px;
  background: var(--surface); font-size: 14.5px; color: var(--ink);
  font-family: inherit; outline: none;
  transition: border-color .15s, box-shadow .15s;
}
.search input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px var(--wash); }
.search input::placeholder { color: #9aa2b1; }
.pills {
  display: flex; gap: 6px;
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 11px; padding: 4px;
}
.pill {
  border: none; background: none; font-family: inherit;
  font-size: 13.5px; font-weight: 500; color: var(--muted);
  padding: 7px 14px; border-radius: 8px; cursor: pointer; transition: all .15s;
}
.pill:hover { color: var(--ink); }
.pill.on { background: var(--ink); color: #fff; }

/* ── Grid ── */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(248px, 1fr));
  gap: 14px;
}
.card {
  background: var(--surface); border: 1px solid var(--line); border-radius: 16px;
  padding: 18px; cursor: pointer;
  transition: border-color .15s, box-shadow .15s, transform .15s;
  display: flex; flex-direction: column;
}
.card:hover {
  border-color: #cdd3e0;
  box-shadow: 0 8px 24px -16px rgba(17,22,31,.35);
  transform: translateY(-2px);
}
.card-top { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 14px; }

/* ── Tiles (icon placeholder) ── */
.tile {
  width: 46px; height: 46px; border-radius: 12px;
  color: #fff; font-family: 'Space Grotesk'; font-weight: 700; font-size: 23px;
  display: grid; place-items: center; flex-shrink: 0;
  box-shadow: 0 6px 16px -8px rgba(17,22,31,.45);
  object-fit: cover;
}
.tile.sm { width: 34px; height: 34px; font-size: 17px; border-radius: 9px; }
.tile.lg { width: 64px; height: 64px; font-size: 32px; border-radius: 16px; }

.plat {
  display: inline-flex; align-items: center; gap: 5px;
  font-size: 11.5px; font-weight: 600; color: var(--muted);
  background: var(--paper); border: 1px solid var(--line);
  padding: 4px 9px; border-radius: 20px;
}
.card-name { font-family: 'Space Grotesk'; font-weight: 600; font-size: 18px; margin: 0 0 2px; letter-spacing: -.01em; }
.card-cat { font-size: 12px; color: var(--accent); font-weight: 600; margin-bottom: 9px; }
.card-tag { font-size: 13.5px; line-height: 1.5; color: var(--muted); margin: 0 0 16px; flex: 1; }
.card-foot { display: flex; align-items: center; justify-content: space-between; gap: 10px; margin-top: auto; }
.ver { font-weight: 600; font-size: 13px; color: var(--ink); display: inline-flex; align-items: center; gap: 6px; }
.dot-new { width: 6px; height: 6px; border-radius: 50%; background: var(--accent); display: inline-block; }

.btn-dl {
  display: inline-flex; align-items: center; gap: 7px;
  background: var(--accent); color: #fff;
  font-family: inherit; font-size: 13.5px; font-weight: 600;
  border: none; border-radius: 9px; padding: 9px 14px;
  cursor: pointer; text-decoration: none;
  transition: background .15s, transform .1s;
  white-space: nowrap;
}
.btn-dl:hover { background: var(--accent-ink); }
.btn-dl:active { transform: scale(.98); }
.btn-dl.big { font-size: 15px; padding: 12px 20px; border-radius: 11px; }

.empty { text-align: center; padding: 64px 20px; color: var(--muted); }
.empty p { margin-top: 12px; font-size: 14.5px; }

/* ── Detail page ── */
.back {
  display: inline-flex; align-items: center; gap: 7px;
  background: none; border: none; font-family: inherit;
  font-size: 13.5px; font-weight: 600; color: var(--muted);
  cursor: pointer; padding: 0; margin-bottom: 22px;
  text-decoration: none;
  transition: color .15s;
}
.back:hover { color: var(--ink); }

.d-head { display: flex; gap: 20px; align-items: flex-start; margin-bottom: 34px; }
.d-head-main { flex: 1; min-width: 0; }
.d-title-row { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 3px; }
.d-head h1 { font-family: 'Space Grotesk'; font-weight: 700; font-size: 30px; margin: 0; letter-spacing: -.02em; }
.d-cat { font-size: 13px; color: var(--accent); font-weight: 600; margin-bottom: 12px; }
.d-desc { font-size: 15px; line-height: 1.6; color: var(--muted); margin: 0 0 20px; max-width: 60ch; }
.d-actions { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.d-meta { display: flex; align-items: center; gap: 9px; font-size: 12.5px; color: var(--muted); font-family: 'JetBrains Mono', monospace; }
.d-meta .sep { color: #c3c9d4; }
.verified { display: inline-flex; align-items: center; gap: 5px; color: var(--green); }

/* ── Timeline ── */
.hist-title {
  font-family: 'Space Grotesk'; font-weight: 600; font-size: 17px;
  display: flex; align-items: center; gap: 10px; margin: 0 0 22px;
}
.hist-count {
  font-family: 'JetBrains Mono'; font-size: 12px; font-weight: 600; color: var(--muted);
  background: var(--paper); border: 1px solid var(--line);
  padding: 2px 9px; border-radius: 20px;
}
.timeline { list-style: none; margin: 0; padding: 0; position: relative; }
.timeline::before {
  content: ""; position: absolute;
  left: 6px; top: 8px; bottom: 8px; width: 2px;
  background: var(--line);
}
.tl-item { position: relative; padding-left: 30px; padding-bottom: 18px; }
.tl-item:last-child { padding-bottom: 0; }
.tl-node {
  position: absolute; left: 0; top: 7px;
  width: 14px; height: 14px; border-radius: 50%;
  background: var(--surface); border: 2px solid #cdd3e0; z-index: 1;
}
.tl-item.current .tl-node { border-color: var(--accent); background: var(--accent); box-shadow: 0 0 0 4px var(--wash); }
.tl-card {
  background: var(--surface); border: 1px solid var(--line);
  border-radius: 13px; padding: 15px 17px;
}
.tl-item.current .tl-card { border-color: #c8d0f5; }
.tl-top { display: flex; align-items: center; gap: 9px; flex-wrap: wrap; margin-bottom: 11px; }
.ver.lg { font-size: 15px; }
.tl-date { margin-left: auto; font-size: 12px; color: var(--muted); font-family: 'JetBrains Mono', monospace; }
.pill-cur {
  background: var(--accent); color: #fff;
  font-size: 10.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 20px;
}
.pill-mand {
  display: inline-flex; align-items: center; gap: 4px;
  background: #FCEFD6; color: var(--amber);
  font-size: 10.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 20px;
}
.pill-beta {
  background: #EDE9FE; color: #5B21B6;
  font-size: 10.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 20px;
}
.pill-archived {
  background: var(--paper); color: var(--muted);
  font-size: 10.5px; font-weight: 600;
  padding: 3px 9px; border-radius: 20px;
}
.tl-notes { list-style: none; margin: 0 0 13px; padding: 0; display: flex; flex-direction: column; gap: 7px; }
.tl-notes li { display: flex; gap: 9px; font-size: 13.5px; line-height: 1.5; color: var(--ink); }
.tl-check { color: var(--green); flex-shrink: 0; margin-top: 3px; }
.tl-foot {
  display: flex; align-items: center; justify-content: space-between;
  padding-top: 11px; border-top: 1px solid var(--line);
  font-size: 12px; color: var(--muted); font-family: 'JetBrains Mono', monospace;
}
.tl-dl {
  display: inline-flex; align-items: center; gap: 6px;
  color: var(--accent); font-weight: 600; text-decoration: none;
  transition: color .15s;
}
.tl-dl:hover { color: var(--accent-ink); }
.tl-item.archived { opacity: .55; }

/* ── Footer ── */
.foot {
  margin-top: 0; padding: 20px 22px;
  border-top: 1px solid var(--line);
  font-size: 12.5px; color: var(--muted); text-align: center;
  max-width: 1040px; margin: 0 auto;
}

/* ── Focus ── */
.store a:focus-visible, .store button:focus-visible, .store input:focus-visible {
  outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 6px;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .hdr-tag { display: none; }
  .d-head { flex-direction: column; gap: 14px; }
  .d-head h1 { font-size: 24px; }
  .d-meta { flex-wrap: wrap; }
}
@media (prefers-reduced-motion: reduce) {
  .store * { transition: none !important; }
}