/* ============================================================
   oneko.clove.is-a.dev — Catppuccin Mocha
   Drop-in base. Replace with your own copy if you prefer; the
   gallery only relies on the .gallery-* and .gl-cat-* classes,
   and the picker on .cat-* classes. They are intentionally
   separate to avoid background-size / position conflicts.
   ============================================================ */

:root {
  /* Catppuccin Mocha palette */
  --ctp-rosewater: #f5e0dc;
  --ctp-flamingo:  #f2cdcd;
  --ctp-pink:      #f5c2e7;
  --ctp-mauve:     #cba6f7;
  --ctp-red:       #f38ba8;
  --ctp-maroon:    #eba0ac;
  --ctp-peach:     #fab387;
  --ctp-yellow:    #f9e2af;
  --ctp-green:     #a6e3a1;
  --ctp-teal:      #94e2d5;
  --ctp-sky:       #89dceb;
  --ctp-sapphire:  #74c7ec;
  --ctp-blue:      #89b4fa;
  --ctp-lavender:  #b4befe;
  --ctp-text:      #cdd6f4;
  --ctp-subtext1:  #bac2de;
  --ctp-subtext0:  #a6adc8;
  --ctp-overlay2:  #9399b2;
  --ctp-overlay1:  #7f849c;
  --ctp-overlay0:  #6c7086;
  --ctp-surface2:  #585b70;
  --ctp-surface1:  #45475a;
  --ctp-surface0:  #313244;
  --ctp-base:      #1e1e2e;
  --ctp-mantle:    #181825;
  --ctp-crust:     #11111b;

  --accent:    var(--ctp-mauve);
  --accent-2:  var(--ctp-pink);
  --bg:        var(--ctp-base);
  --bg-soft:   var(--ctp-mantle);
  --panel:     var(--ctp-surface0);
  --panel-2:   var(--ctp-surface1);
  --border:    var(--ctp-surface1);
  --text:      var(--ctp-text);
  --muted:     var(--ctp-subtext0);

  --mono: "JetBrains Mono", ui-monospace, "SF Mono", Menlo, monospace;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;

  --maxw: 1080px;
  --radius: 14px;
  --radius-sm: 10px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* keep the footer pinned to the bottom on short pages */
main { flex: 1 0 auto; }
.site-footer { flex-shrink: 0; }

/* Estrogen watermark blended into the background.
   Path is relative to this stylesheet (/css/), so it resolves at any
   deploy depth — domain root or a project sub-path. */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background: url(../assets/theme/estrogen.svg) center / cover no-repeat;
  filter: invert(86%) sepia(8%) saturate(900%) hue-rotate(190deg) brightness(105%);
  opacity: 0.05;
  pointer-events: none;
  z-index: 0;
}

a { color: var(--ctp-blue); text-decoration: none; }
a:hover { color: var(--ctp-sky); }

code, kbd, pre { font-family: var(--mono); }

code {
  background: var(--ctp-mantle);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.08em 0.4em;
  font-size: 0.88em;
  color: var(--ctp-lavender);
}

kbd {
  background: var(--ctp-surface0);
  border: 1px solid var(--ctp-surface2);
  border-bottom-width: 2px;
  border-radius: 6px;
  padding: 0.05em 0.45em;
  font-size: 0.85em;
  color: var(--text);
}

.skip-link {
  position: absolute; left: -9999px; top: 0;
  background: var(--accent); color: var(--ctp-crust);
  padding: 8px 14px; border-radius: 0 0 8px 0; z-index: 100; font-weight: 600;
}
.skip-link:focus { left: 0; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  backdrop-filter: blur(10px);
  background: color-mix(in srgb, var(--ctp-base) 78%, transparent);
  border-bottom: 1px solid var(--border);
}
.nav {
  max-width: var(--maxw); margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 22px;
}
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-weight: 700; }
.brand:hover { color: var(--text); }
.brand-cat {
  width: 26px; height: 26px; display: inline-block;
  background: url("../assets/oneko/classics/classic.png") -96px -96px no-repeat;
  image-rendering: pixelated;
}
.brand-name { font-family: var(--mono); letter-spacing: -0.02em; }
.brand-tld { color: var(--muted); }
.nav-links { display: flex; align-items: center; gap: 22px; }
.nav-links a { color: var(--ctp-subtext1); font-size: 0.95rem; font-weight: 500; }
.nav-links a:hover { color: var(--text); }
.nav-cta {
  background: var(--accent); color: var(--ctp-crust) !important;
  padding: 7px 14px; border-radius: 999px; font-weight: 600;
}
.nav-cta:hover { background: var(--ctp-pink); }

/* ---------- Hero ---------- */
.hero { max-width: var(--maxw); margin: 0 auto; padding: 88px 22px 56px; }
.hero-inner { max-width: 760px; }
.eyebrow {
  font-family: var(--mono); color: var(--accent); font-size: 0.85rem;
  letter-spacing: 0.02em; margin: 0 0 14px;
}
.hero h1 {
  font-size: clamp(2.1rem, 5.5vw, 3.6rem);
  line-height: 1.08; margin: 0 0 18px; letter-spacing: -0.03em; font-weight: 700;
}
.accent-text { color: var(--accent); }
.lede { font-size: 1.12rem; color: var(--ctp-subtext1); margin: 0 0 28px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 11px 20px; border-radius: 10px; font-weight: 600; font-size: 0.98rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .08s ease, background .15s ease;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--accent); color: var(--ctp-crust); }
.btn-primary:hover { background: var(--ctp-pink); color: var(--ctp-crust); }
.btn-ghost { background: transparent; border-color: var(--border); color: var(--text); }
.btn-ghost:hover { border-color: var(--accent); color: var(--text); }

.hero-stats {
  list-style: none; display: flex; flex-wrap: wrap; gap: 28px;
  padding: 22px 0 0; margin: 0; border-top: 1px solid var(--border);
}
.hero-stats li { display: flex; flex-direction: column; }
.hero-stats strong { font-family: var(--mono); font-size: 1.7rem; color: var(--text); line-height: 1; }
.hero-stats span { color: var(--muted); font-size: 0.82rem; margin-top: 4px; }
.hero-hint { color: var(--ctp-overlay1); font-size: 0.85rem; font-style: italic; margin-top: 26px; }

/* ---------- Sections ---------- */
.section { max-width: var(--maxw); margin: 0 auto; padding: 64px 22px; }
.section-alt {
  max-width: none; width: 100%;
  background: var(--bg-soft); border-block: 1px solid var(--border);
}
.section-alt > * { max-width: var(--maxw); margin-inline: auto; }
.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem); margin: 0 0 8px; letter-spacing: -0.02em;
}
.section-sub { color: var(--muted); margin: 0 0 28px; max-width: 60ch; }

/* ---------- Feature cards ---------- */
.cards {
  display: grid; gap: 16px; margin-top: 28px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 22px;
  transition: border-color .15s ease, transform .15s ease;
}
.card:hover { border-color: var(--accent); transform: translateY(-3px); }
.card h3 { margin: 0 0 8px; font-size: 1.08rem; display: flex; align-items: center; gap: 8px; }
.card-ico { font-size: 1.2rem; }
.card p { margin: 0; color: var(--ctp-subtext0); font-size: 0.95rem; }

/* ---------- How it works ---------- */
.how-grid {
  display: grid; gap: 18px; margin-top: 28px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.how-step { position: relative; padding-left: 6px; }
.how-num { font-family: var(--mono); font-size: 0.85rem; color: var(--accent); font-weight: 700; }
.how-step h3 { margin: 6px 0 6px; font-size: 1.05rem; }
.how-step p { margin: 0; color: var(--ctp-subtext0); font-size: 0.92rem; }
.code-block {
  margin-top: 34px; background: var(--ctp-crust); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px 22px; overflow-x: auto;
  font-size: 0.9rem; color: var(--ctp-subtext1);
}
.code-block code { background: none; border: none; padding: 0; color: inherit; }

/* ---------- Gallery ---------- */
.gallery-controls {
  display: flex; flex-wrap: wrap; gap: 14px; align-items: center;
  justify-content: space-between; margin-bottom: 22px;
}
.search {
  flex: 1 1 220px; min-width: 180px; max-width: 320px;
  background: var(--panel); border: 1px solid var(--border); color: var(--text);
  border-radius: 10px; padding: 10px 14px; font-family: var(--mono); font-size: 0.9rem;
}
.search:focus { outline: none; border-color: var(--accent); }
.filter-chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--panel); border: 1px solid var(--border); color: var(--ctp-subtext1);
  border-radius: 999px; padding: 6px 14px; font-size: 0.85rem; cursor: pointer;
  font-family: var(--mono); transition: all .12s ease;
}
.chip:hover { border-color: var(--accent); color: var(--text); }
.chip[aria-selected="true"] { background: var(--accent); border-color: var(--accent); color: var(--ctp-crust); font-weight: 600; }

.gallery-status { color: var(--muted); font-family: var(--mono); font-size: 0.9rem; padding: 12px 0; }
.gallery-status.error { color: var(--ctp-red); }

.gallery-grid {
  display: grid; gap: 14px;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
}

.cat-card {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 16px 12px 14px;
  display: flex; flex-direction: column; align-items: center; gap: 10px;
  cursor: pointer; text-align: center;
  transition: border-color .15s ease, transform .12s ease, background .15s ease;
}
.cat-card:hover { border-color: var(--accent); transform: translateY(-3px); background: var(--panel-2); }
.cat-card:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; }
.cat-card.picked { border-color: var(--ctp-green); box-shadow: inset 0 0 0 1px var(--ctp-green); }

/* gl-cat-preview: gallery card previews — 64x64, sheet scaled 2x */
.gl-cat-preview {
  width: 64px; height: 64px; flex: none;
  image-rendering: pixelated;
  background-repeat: no-repeat;
  background-size: 512px 256px;         /* 256x128 sheet scaled 2x */
  background-position: -192px -192px;   /* idle cell (-3,-3) * 64 */
  border-radius: 8px;
}

.gl-cat-name { font-weight: 600; font-size: 0.92rem; color: var(--text); line-height: 1.2; }
.gl-cat-badge {
  font-family: var(--mono); font-size: 0.65rem; letter-spacing: 0.02em;
  padding: 2px 8px; border-radius: 999px;
  background: var(--ctp-mantle); border: 1px solid var(--border); color: var(--ctp-lavender);
}

.cat-section-empty { color: var(--muted); font-family: var(--mono); padding: 20px 0; }

/* ---------- Footer ---------- */
.site-footer {
  border-top: 1px solid var(--border); margin-top: 40px;
  padding: 34px 22px; text-align: center; color: var(--muted);
}
.site-footer p { margin: 0 auto 6px; max-width: 60ch; font-size: 0.9rem; }
.footer-meta { font-family: var(--mono); font-size: 0.78rem; color: var(--ctp-overlay0); }

/* ---------- oneko cursor cat ---------- */
#oneko { position: fixed; width: 32px; height: 32px; image-rendering: pixelated; z-index: 2147483647; pointer-events: none; }

/* ---------- skin picker overlay (switcher.js) ---------- */
.cat-picker {
  position: fixed; inset: 0; z-index: 2147483646;
  display: flex; align-items: center; justify-content: center;
  background: color-mix(in srgb, var(--ctp-crust) 72%, transparent);
  backdrop-filter: blur(4px); padding: 20px;
}
.cat-picker[hidden] { display: none; }
.cat-picker-panel {
  background: var(--bg-soft); border: 1px solid var(--border);
  border-radius: var(--radius); width: min(720px, 100%);
  max-height: 82vh; display: flex; flex-direction: column;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
}
.cat-picker-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px; border-bottom: 1px solid var(--border);
  font-weight: 700; font-family: var(--mono);
}
.cat-picker-close {
  background: none; border: none; color: var(--muted);
  font-size: 1.5rem; line-height: 1; cursor: pointer; padding: 0 4px;
}
.cat-picker-close:hover { color: var(--ctp-red); }
.cat-grid { overflow-y: auto; padding: 18px 20px; }
.cat-section { margin-bottom: 18px; }
.cat-section-title {
  margin: 0 0 10px; font-size: 0.8rem; font-family: var(--mono);
  text-transform: uppercase; letter-spacing: 0.06em; color: var(--accent);
}
.cat-section-items {
  display: grid; gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(74px, 1fr));
}
.cat-option {
  background: var(--panel); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 10px 6px 8px; cursor: pointer;
  display: flex; flex-direction: column; align-items: center; gap: 6px;
  transition: border-color .12s ease, transform .1s ease, background .12s ease;
}
.cat-option:hover { border-color: var(--accent); transform: translateY(-2px); background: var(--panel-2); }
.cat-option.current { border-color: var(--accent); background: var(--panel-2); box-shadow: inset 0 0 0 1px var(--accent); }

/* cat-preview: picker thumbnails — 32x32, sheet at natural size (256x128) */
.cat-option .cat-preview {
  width: 32px; height: 32px;
  image-rendering: pixelated;
  background-repeat: no-repeat;
  background-size: 256px 128px;        /* natural sheet size, no scaling */
  background-position: -96px -96px;    /* idle cell (-3,-3) * 32 */
  border-radius: 4px;
}
.cat-option .cat-name {
  font-size: 0.68rem; color: var(--ctp-subtext1); text-align: center;
  line-height: 1.1; word-break: break-word;
}
.cat-hint {
  margin: 0; padding: 12px 20px; border-top: 1px solid var(--border);
  font-size: 0.78rem; color: var(--muted); text-align: center; font-family: var(--mono);
}
.cat-hide-btn {
  background: none; border: none; color: var(--ctp-red); cursor: pointer;
  font-family: var(--mono); font-size: 0.78rem; padding: 0;
}
.cat-hide-btn:hover { text-decoration: underline; }
.oneko-show-btn {
  position: fixed; left: 14px; bottom: 14px; z-index: 2147483646;
  background: var(--panel); color: var(--ctp-subtext1);
  border: 1px solid var(--border); border-radius: 999px;
  padding: 7px 14px; font-family: var(--mono); font-size: 0.8rem; cursor: pointer;
  box-shadow: 0 6px 18px rgba(0,0,0,0.35); opacity: 0.85;
}
.oneko-show-btn:hover { opacity: 1; border-color: var(--accent); color: var(--text); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card:hover, .cat-card:hover { transform: none; }
}

@media (max-width: 620px) {
  .nav-links { gap: 14px; }
  .nav-links a:not(.nav-cta) { display: none; }
  .hero { padding-top: 56px; }
  .gallery-grid { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}