/* WD Random — one stylesheet. No frameworks, no web fonts, no external requests. */

:root {
  --bg:        #0b0d12;
  --bg-2:      #11141c;
  --panel:     #161a24;
  --panel-2:   #1d2230;
  --line:      #2a2f3d;
  --line-2:    #353b4c;
  --text:      #e9ecf3;
  --muted:     #9aa3b6;
  --faint:     #6b7488;
  --gold:      #e7b94e;
  --gold-2:    #f7d27a;
  --blue:      #4aa8ff;
  --cyan:      #4fd6c9;
  --green:     #4ade80;
  --red:       #f87171;
  --violet:    #a78bfa;
  --radius:    16px;
  --radius-sm: 10px;
  --shadow:    0 18px 50px -20px rgba(0,0,0,.7);
  --mono: ui-monospace, "SF Mono", "JetBrains Mono", "Fira Code", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  font-family: var(--sans);
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
  background-image:
    radial-gradient(900px 500px at 12% -8%, rgba(74,168,255,.10), transparent 60%),
    radial-gradient(800px 500px at 100% 0%, rgba(167,139,250,.09), transparent 55%),
    radial-gradient(700px 700px at 50% 120%, rgba(231,185,78,.06), transparent 60%);
  background-attachment: fixed;
}

a { color: var(--gold-2); text-decoration: none; }
a:hover { text-decoration: underline; }
.container { width: min(1100px, 92vw); margin-inline: auto; }

/* ---------------------------------------------------------------- header */
.site-header {
  position: sticky; top: 0; z-index: 40;
  backdrop-filter: blur(10px);
  background: rgba(11,13,18,.72);
  border-bottom: 1px solid var(--line);
}
.nav { display: flex; align-items: center; justify-content: space-between; gap: 12px; min-height: 64px; flex-wrap: wrap; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; color: var(--text); letter-spacing: -.02em; }
.brand:hover { text-decoration: none; }
.brand .mark {
  display: grid; place-items: center; height: 30px; min-width: 38px; padding: 0 8px;
  border-radius: 9px; font-family: var(--mono); font-weight: 800; font-size: .82rem; letter-spacing: .04em;
  background: linear-gradient(135deg, var(--blue) 0 45%, #cfd5db 55% 100%);
  color: #0a0e16; box-shadow: 0 6px 18px -6px rgba(74,168,255,.55);
}
.brand .wordmark { font-size: 1.12rem; }
.nav-links { display: flex; gap: 20px; list-style: none; margin: 0; padding: 0; flex-wrap: wrap; }
.nav-links a { color: var(--muted); font-weight: 600; font-size: .92rem; }
.nav-links a:hover { color: var(--text); text-decoration: none; }

/* ---------------------------------------------------------------- hero */
.hero { padding: 56px 0 24px; text-align: center; }
.hero .eyebrow {
  display: inline-block; font-family: var(--mono); font-size: .72rem; letter-spacing: .18em;
  text-transform: uppercase; color: var(--cyan); border: 1px solid var(--line-2);
  padding: 6px 12px; border-radius: 999px; background: var(--panel);
}
.hero h1 { font-size: clamp(2.1rem, 5.5vw, 3.4rem); line-height: 1.05; margin: 18px 0 10px; letter-spacing: -.03em; font-weight: 900; }
.hero h1 .accent {
  background: linear-gradient(120deg, var(--blue), var(--cyan), #cfd5db);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero p.lead { max-width: 680px; margin: 0 auto; color: var(--muted); font-size: 1.05rem; }
.hero-meta { margin-top: 20px; display: inline-flex; flex-wrap: wrap; gap: 8px 10px; justify-content: center; }
.chip { font-family: var(--mono); font-size: .74rem; color: var(--muted); border: 1px solid var(--line); background: var(--panel); padding: 6px 11px; border-radius: 999px; }
.chip b { color: var(--gold-2); font-weight: 600; }

/* ---------------------------------------------------------------- layout */
.primary-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; margin-top: 8px; }
.section { padding: 26px 0; }
.cat-head { display: flex; align-items: baseline; gap: 14px; margin: 8px 0 14px; }
.cat-head h2 { font-size: 1.1rem; letter-spacing: .02em; margin: 0; font-weight: 800; }
.cat-head .rule { flex: 1; height: 1px; background: linear-gradient(90deg, var(--line-2), transparent); }
.cat-head .count { font-family: var(--mono); font-size: .74rem; color: var(--faint); }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 16px; }

/* ---------------------------------------------------------------- card */
.card {
  background: linear-gradient(180deg, var(--panel), var(--bg-2));
  border: 1px solid var(--line); border-radius: var(--radius);
  padding: 18px; display: flex; flex-direction: column; gap: 13px;
  box-shadow: var(--shadow); position: relative; overflow: hidden;
}
.card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; background: linear-gradient(90deg, transparent, var(--blue), transparent); opacity: .5; }
.card.primary { padding: 22px; border-color: var(--line-2); }
.card.primary::before { background: linear-gradient(90deg, var(--blue), var(--violet), var(--gold)); opacity: .7; height: 3px; }
.card .card-head { display: flex; align-items: center; gap: 11px; }
.card .ic { width: 38px; height: 38px; flex: none; border-radius: 11px; display: grid; place-items: center; background: var(--panel-2); border: 1px solid var(--line-2); font-size: 1.15rem; }
.card.primary .ic { width: 44px; height: 44px; font-size: 1.35rem; }
.card h2 { margin: 0; font-size: 1.25rem; font-weight: 800; letter-spacing: -.01em; }
.card h3 { margin: 0; font-size: 1.02rem; font-weight: 700; letter-spacing: -.01em; }
.card .sub { margin: 1px 0 0; font-size: .8rem; color: var(--faint); }
.secondary .card { background: linear-gradient(180deg, #13161f, var(--bg-2)); }

/* featured (headline) card — full width, two columns on wide screens */
.card.featured { margin-bottom: 18px; }
.feat-body { display: grid; grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr); gap: 18px; align-items: stretch; }
.feat-controls { display: flex; flex-direction: column; gap: 12px; justify-content: center; }
.feat-out { display: flex; }
.feat-out .out { flex: 1; min-height: 100px; justify-content: center; }
.card.featured .out .big { font-size: clamp(1.4rem, 4.5vw, 1.95rem); }
@media (max-width: 720px) { .feat-body { grid-template-columns: 1fr; } }

/* controls */
.controls { display: flex; flex-wrap: wrap; gap: 10px; }
.field { display: flex; flex-direction: column; gap: 5px; flex: 1 1 90px; }
.field label { font-size: .72rem; color: var(--muted); font-weight: 600; letter-spacing: .02em; }
input[type="number"], input[type="text"], select {
  width: 100%; background: var(--bg); color: var(--text); border: 1px solid var(--line-2);
  border-radius: var(--radius-sm); padding: 9px 11px; font-family: var(--mono); font-size: .9rem;
  transition: border-color .15s, box-shadow .15s;
}
input:focus, select:focus { outline: none; border-color: var(--blue); box-shadow: 0 0 0 3px rgba(74,168,255,.18); }

.opts { display: flex; flex-wrap: wrap; gap: 8px 14px; }
.opt { display: inline-flex; align-items: center; gap: 7px; font-size: .82rem; color: var(--muted); cursor: pointer; user-select: none; }
.opt input { accent-color: var(--blue); width: 15px; height: 15px; }

.seg { display: inline-flex; background: var(--bg); border: 1px solid var(--line-2); border-radius: 999px; padding: 3px; gap: 2px; flex-wrap: wrap; }
.seg label { cursor: pointer; }
.seg label span { display: inline-block; padding: 5px 12px; border-radius: 999px; font-size: .78rem; color: var(--muted); font-family: var(--mono); transition: background .15s, color .15s; }
.seg input { position: absolute; opacity: 0; pointer-events: none; }
.seg input:checked + span { background: var(--blue); color: #07101c; font-weight: 700; }

/* buttons */
.btn {
  appearance: none; cursor: pointer; border: 1px solid var(--line-2); border-radius: var(--radius-sm);
  background: var(--panel-2); color: var(--text); font-family: var(--sans); font-weight: 700;
  font-size: .92rem; padding: 11px 16px; transition: transform .08s, background .15s, border-color .15s;
}
.btn:hover { background: #232838; }
.btn:active { transform: translateY(1px) scale(.99); }
.btn-go { background: linear-gradient(135deg, var(--blue), #2f7bd6); color: #07101c; border: none; box-shadow: 0 10px 26px -12px rgba(74,168,255,.8); }
.btn-go:hover { background: linear-gradient(135deg, #6fc0ff, var(--blue)); }
.btn-ghost { background: transparent; }
.btn-row { display: flex; gap: 9px; flex-wrap: wrap; align-items: center; }
.btn-sm { padding: 8px 12px; font-size: .82rem; font-weight: 600; }

/* auto mode */
.auto-row { display: flex; align-items: center; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.switch { display: inline-flex; align-items: center; gap: 9px; cursor: pointer; font-size: .86rem; color: var(--muted); user-select: none; }
.switch .hint { color: var(--faint); font-family: var(--mono); font-size: .74rem; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch .track { width: 40px; height: 22px; border-radius: 999px; background: var(--line-2); position: relative; transition: background .15s; flex: none; }
.switch .thumb { position: absolute; top: 2px; left: 2px; width: 18px; height: 18px; border-radius: 50%; background: #cfd5db; transition: transform .16s; }
.switch input:checked + .track { background: var(--blue); }
.switch input:checked + .track .thumb { transform: translateX(18px); }
.switch input:focus-visible + .track { box-shadow: 0 0 0 3px rgba(74,168,255,.3); }
.countdown { font-family: var(--mono); font-size: .78rem; color: var(--faint); min-height: 1em; }
.countdown.on { color: var(--cyan); }

/* output */
.out {
  background: #07090d; border: 1px solid var(--line); border-radius: var(--radius-sm);
  min-height: 64px; padding: 14px 16px; font-family: var(--mono);
  display: flex; flex-direction: column; gap: 4px; word-break: break-word;
}
.out.empty { color: var(--faint); font-size: .85rem; justify-content: center; }
.out .big { font-size: clamp(1.5rem, 5vw, 2.2rem); font-weight: 800; color: var(--blue); line-height: 1.1; }
.out .huge { font-size: clamp(2.2rem, 8vw, 3.4rem); font-weight: 900; color: var(--blue); line-height: 1; }
.out .label-line { color: var(--muted); font-size: .82rem; }
.out .roll-detail { color: var(--muted); font-size: .85rem; }
.out .roll-detail.err { color: var(--red); }
.out .nums { display: flex; flex-wrap: wrap; gap: 8px; }
.out .pill { background: var(--panel-2); border: 1px solid var(--line-2); border-radius: 9px; padding: 7px 12px; font-size: 1.05rem; font-weight: 700; color: var(--text); min-width: 38px; text-align: center; }
.out .pill.ball { border-radius: 999px; }
.out .pill.gold { background: linear-gradient(135deg, var(--gold), #b8860b); color: #1a1205; border: none; }
.out .verdict { font-size: clamp(1.8rem, 7vw, 2.8rem); font-weight: 900; letter-spacing: .04em; }
.out .v-success, .out .v-heads { color: var(--green); }
.out .v-fail, .out .v-tails { color: var(--red); }
.flash { animation: flash .45s ease; }
@keyframes flash { 0% { opacity: .25; transform: translateY(4px); } 100% { opacity: 1; transform: none; } }
.swatch { width: 100%; height: 64px; border-radius: var(--radius-sm); border: 1px solid var(--line-2); }

/* slot picker */
.slots { display: grid; grid-template-columns: repeat(2, 1fr); gap: 7px; }
.slot { display: flex; align-items: center; gap: 7px; }
.slot .n { font-family: var(--mono); color: var(--faint); width: 16px; text-align: right; font-size: .8rem; }
.slot input { padding: 7px 9px; font-family: var(--sans); font-size: .85rem; }
.slot.win input { border-color: var(--gold); box-shadow: 0 0 0 2px rgba(231,185,78,.35); background: rgba(231,185,78,.08); color: var(--gold-2); font-weight: 700; }
.slot.win .n { color: var(--gold-2); font-weight: 700; }
.out .win-num { color: var(--gold-2); }
.out .win-name { font-size: 1.3rem; font-weight: 800; color: var(--gold-2); letter-spacing: .02em; }
.out.celebrate { animation: celebrate .6s cubic-bezier(.2,.8,.2,1); box-shadow: 0 0 0 2px rgba(231,185,78,.25), 0 18px 50px -20px rgba(231,185,78,.4); }
@keyframes celebrate { 0% { transform: scale(.96); opacity: .4; } 40% { transform: scale(1.02); } 100% { transform: scale(1); opacity: 1; } }
@media (prefers-reduced-motion: reduce) { .flash, .out.celebrate { animation: none; } }

/* weighted rows */
.wrows { display: flex; flex-direction: column; gap: 7px; }
.wrow { display: flex; gap: 7px; align-items: center; }
.wrow input.name { flex: 2; font-family: var(--sans); }
.wrow input.wt { flex: 1; }
.wrow .pct { font-family: var(--mono); font-size: .74rem; color: var(--faint); width: 42px; text-align: right; }
.wrow .rm { cursor: pointer; color: var(--faint); border: none; background: none; font-size: 1.1rem; line-height: 1; padding: 0 4px; }
.wrow .rm:hover { color: var(--red); }

/* per-result proof */
.proof { border-top: 1px dashed var(--line-2); padding-top: 10px; margin: 2px 0 0; display: none; grid-template-columns: auto 1fr; gap: 3px 12px; font-family: var(--mono); font-size: .72rem; }
.proof.show { display: grid; }
.proof dt { color: var(--faint); }
.proof dd { margin: 0; color: var(--muted); }
.proof dd b { color: var(--cyan); font-weight: 600; }
.proof-toggle { background: none; border: none; color: var(--faint); font-family: var(--mono); font-size: .72rem; cursor: pointer; padding: 0; align-self: flex-start; }
.proof-toggle:hover { color: var(--cyan); }

/* transparency panel */
.transparency { margin-top: 30px; background: linear-gradient(180deg, var(--panel), var(--bg-2)); border: 1px solid var(--line-2); border-radius: var(--radius); padding: 26px; box-shadow: var(--shadow); }
.transparency h2 { margin: 0 0 6px; font-size: 1.45rem; letter-spacing: -.02em; }
.transparency .lead { color: var(--muted); margin: 0 0 18px; max-width: 75ch; }
.transparency code { color: var(--cyan); font-family: var(--mono); font-size: .85em; }
.tcols { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 16px; }
.tcard { background: var(--bg); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 15px; }
.tcard h4 { margin: 0 0 8px; font-size: .8rem; color: var(--gold-2); font-family: var(--mono); letter-spacing: .04em; }
.tcard p { margin: 0; font-size: .86rem; color: var(--muted); }
.live-proof { margin-top: 18px; }
.live-proof .head { font-family: var(--mono); font-size: .74rem; color: var(--faint); margin-bottom: 8px; letter-spacing: .04em; }
.kv { display: grid; grid-template-columns: max-content 1fr; gap: 4px 16px; font-family: var(--mono); font-size: .8rem; }
.kv dt { color: var(--faint); }
.kv dd { margin: 0; color: var(--text); }
.kv dd b { color: var(--cyan); font-weight: 600; }

/* footer */
.site-footer { border-top: 1px solid var(--line); margin-top: 50px; padding: 26px 0; color: var(--muted); }
.foot { display: flex; flex-wrap: wrap; gap: 12px; justify-content: space-between; align-items: center; font-size: .86rem; }
.foot .mono { font-family: var(--mono); font-size: .76rem; color: var(--faint); }

/* directory (/sites) — hidden internal page */
.dir-hero { padding: 50px 0 10px; }
.dir-hero .eyebrow { display: inline-block; font-family: var(--mono); font-size: .72rem; letter-spacing: .2em; text-transform: uppercase; color: var(--cyan); }
.dir-hero h1 { font-size: clamp(2rem, 5vw, 2.8rem); margin: 10px 0 8px; letter-spacing: -.03em; font-weight: 900; }
.dir-hero p { color: var(--muted); max-width: 60ch; margin: 0; }
.dir-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 16px; margin-top: 24px; }
.dir-card { display: block; background: linear-gradient(180deg, var(--panel), var(--bg-2)); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; transition: transform .12s, border-color .15s; color: var(--text); }
.dir-card:hover { transform: translateY(-3px); border-color: var(--blue); text-decoration: none; box-shadow: var(--shadow); }
.dir-card .dom { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 1.06rem; }
.dir-card .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--green); box-shadow: 0 0 10px var(--green); flex: none; }
.dir-card .desc { color: var(--muted); font-size: .88rem; margin: 9px 0 0; }
.dir-card .go { margin-top: 12px; font-family: var(--mono); font-size: .76rem; color: var(--gold-2); }
.dir-card.here .badge { font-family: var(--mono); font-size: .66rem; color: var(--cyan); border: 1px solid var(--line-2); border-radius: 999px; padding: 2px 8px; margin-left: auto; }
.dir-note { margin-top: 22px; font-family: var(--mono); font-size: .76rem; color: var(--faint); }
.dir-empty { color: var(--muted); font-family: var(--mono); padding: 30px 0; }

/* a11y / utility */
.visually-hidden { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.skip-link { position: absolute; left: 12px; top: -48px; background: var(--blue); color: #07101c; padding: 8px 14px; border-radius: 8px; font-weight: 700; transition: top .15s; z-index: 100; }
.skip-link:focus { top: 12px; text-decoration: none; }
.copied { color: var(--green) !important; }

/* responsive */
@media (max-width: 860px) { .primary-grid { grid-template-columns: 1fr; } }
@media (max-width: 560px) {
  .nav-links { gap: 13px; font-size: .85rem; }
  .nav-links .hide-sm { display: none; }
  .hero { padding: 40px 0 18px; }
  .brand .wordmark { font-size: 1rem; }
}
@media (max-width: 380px) { .slots { grid-template-columns: 1fr; } }