/* ============================================================
   Triadic Number Selector — styles
   ============================================================ */

:root {
  --main-a: #ff3e88;
  --main-b: #ff8a3d;
  --star-a: #ffd34d;
  --star-b: #ff9d2f;
  --accent: #9b4dff;
  --ink: #3a0f24;
  --ink-gold: #4a2b00;
  --radius: 16px;
  --maxw: 960px;
  --ease: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* Dark theme (default) */
[data-theme="dark"] {
  --bg-0: #160a2e;
  --bg-1: #2e1556;
  --surface: rgba(255, 255, 255, 0.05);
  --surface-2: rgba(255, 255, 255, 0.07);
  --border: rgba(255, 255, 255, 0.11);
  --border-strong: rgba(255, 255, 255, 0.18);
  --text: #f5eeff;
  --muted: #b3a3d6;
  --faint: #8a7bb0;
  --shadow: 0 24px 60px -24px rgba(8, 2, 24, 0.75);
  --header-bg: rgba(22, 10, 46, 0.72);
}

/* Light theme */
[data-theme="light"] {
  --bg-0: #fdeef7;
  --bg-1: #ffffff;
  --surface: #ffffff;
  --surface-2: #fdf2f9;
  --border: rgba(70, 20, 80, 0.12);
  --border-strong: rgba(70, 20, 80, 0.20);
  --text: #2a1230;
  --muted: #7a5d85;
  --faint: #a98fb5;
  --shadow: 0 24px 50px -28px rgba(90, 28, 90, 0.35);
  --header-bg: rgba(253, 238, 247, 0.82);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(1200px 760px at 50% -8%, var(--bg-1) 0%, transparent 60%),
    var(--bg-0);
  background-attachment: fixed;
  min-height: 100vh;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { width: 100%; max-width: var(--maxw); margin-inline: auto; padding-inline: 20px; }

code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9em;
  background: var(--surface-2);
  border: 1px solid var(--border);
  padding: 1px 5px;
  border-radius: 6px;
}

.sr-only {
  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; z-index: 100;
  background: var(--main-b); color: #fff; padding: 10px 16px; border-radius: 10px;
  text-decoration: none; font-weight: 600; transition: top 0.16s ease;
}
.skip-link:focus { top: 12px; }

:focus-visible { outline: 3px solid var(--main-b); outline-offset: 2px; border-radius: 6px; }

/* ---------- Header ---------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--header-bg);
  backdrop-filter: saturate(140%) blur(14px);
  -webkit-backdrop-filter: saturate(140%) blur(14px);
  border-bottom: 1px solid var(--border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 62px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.brand-mark { border-radius: 8px; display: block; }
.brand-name { font-weight: 800; font-size: 18px; letter-spacing: -0.2px; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { color: var(--muted); text-decoration: none; font-size: 15px; font-weight: 500; transition: color 0.15s ease; }
.site-nav a:hover { color: var(--text); }

.theme-toggle {
  width: 38px; height: 38px; border-radius: 11px; cursor: pointer;
  border: 1px solid var(--border); background: var(--surface);
  display: inline-grid; place-items: center; transition: background 0.15s ease, border-color 0.15s ease;
}
.theme-toggle:hover { background: var(--surface-2); border-color: var(--border-strong); }
.theme-toggle-icon { width: 18px; height: 18px; border-radius: 50%; position: relative; background: var(--star-a); box-shadow: 0 0 0 0 transparent; transition: all 0.2s ease; }
[data-theme="light"] .theme-toggle-icon { background: transparent; box-shadow: inset -5px -4px 0 0 var(--main-b); transform: rotate(-20deg); }

/* ---------- Hero ---------- */
.hero { text-align: center; padding: 56px 20px 26px; }
h1 {
  font-size: clamp(30px, 6vw, 50px);
  font-weight: 800; letter-spacing: -1px; line-height: 1.05; margin: 0 0 16px;
  background: linear-gradient(96deg, var(--main-a), var(--main-b) 55%, var(--star-a));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.tagline {
  font-size: clamp(19px, 3.2vw, 26px); font-weight: 800; letter-spacing: -0.3px; margin: 0 0 14px;
  background: linear-gradient(92deg, var(--star-a), var(--star-b)); -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lede { font-size: clamp(16px, 2.4vw, 19px); color: var(--muted); max-width: 600px; margin: 0 auto; }
.lede strong { color: var(--text); font-weight: 700; }

/* ---------- Generator card ---------- */
.generator { padding: 16px 20px 8px; outline: none; }
.card {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 30px 26px; max-width: 720px; margin: 0 auto;
  backdrop-filter: blur(8px); -webkit-backdrop-filter: blur(8px);
}
.result-group + .result-group { margin-top: 22px; }
.result-label { font-size: 12px; text-transform: uppercase; letter-spacing: 2px; color: var(--muted); margin: 0 0 14px; display: flex; align-items: center; gap: 10px; }
.result-range { color: var(--faint); letter-spacing: 1px; }
.result-label::after { content: ""; flex: 1; height: 1px; background: linear-gradient(90deg, var(--border-strong), transparent); }

.balls { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; min-height: 64px; }
.ball {
  --c1: var(--main-a); --c2: var(--main-b);
  width: 64px; height: 64px; border-radius: 50%;
  display: grid; place-items: center; font-size: 25px; font-weight: 800; color: var(--ink);
  background: radial-gradient(circle at 32% 28%, rgba(255,255,255,0.85), transparent 42%),
              linear-gradient(150deg, var(--c1), var(--c2));
  box-shadow: 0 10px 26px -8px var(--c2), inset 0 -6px 14px -6px rgba(0,0,0,0.4);
  animation: pop 0.5s var(--ease) backwards;
}
.ball.star {
  --c1: var(--star-a); --c2: var(--star-b); color: var(--ink-gold);
  width: 72px; height: 72px; border-radius: 0;
  box-shadow: none; filter: drop-shadow(0 8px 16px rgba(255,157,47,0.35));
  clip-path: polygon(50% 0%, 61% 35%, 98% 35%, 68% 57%, 79% 91%, 50% 70%, 21% 91%, 32% 57%, 2% 35%, 39% 35%);
}
@keyframes pop { from { opacity: 0; transform: translateY(10px) scale(0.7); } to { opacity: 1; transform: none; } }

.controls { display: flex; gap: 12px; justify-content: center; margin-top: 30px; flex-wrap: wrap; }
.btn {
  border: 0; cursor: pointer; font: inherit; font-weight: 700; font-size: 16px;
  padding: 13px 26px; border-radius: 13px; display: inline-flex; align-items: center; gap: 10px;
  transition: transform 0.12s ease, filter 0.12s ease, background 0.15s ease;
}
.btn:active { transform: translateY(1px) scale(0.99); }
.btn-primary { color: var(--ink); background: linear-gradient(135deg, var(--main-a), var(--main-b)); box-shadow: 0 12px 26px -12px var(--main-b); }
.btn-primary:hover { filter: brightness(1.06); }
.btn-ghost { color: var(--text); background: var(--surface-2); border: 1px solid var(--border); font-weight: 600; }
.btn-ghost:hover { border-color: var(--border-strong); }
.btn-small { font-size: 13px; padding: 9px 14px; }
.kbd {
  font-family: ui-monospace, monospace; font-size: 11px; font-weight: 700;
  background: rgba(0,0,0,0.18); color: inherit; border-radius: 6px; padding: 2px 7px; line-height: 1;
}

.seed { text-align: center; margin: 18px 0 0; font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 11.5px; color: var(--faint); word-break: break-all; }

.toggle-row { display: flex; gap: 10px; justify-content: center; margin-top: 16px; flex-wrap: wrap; }
.chip {
  display: inline-flex; align-items: center; gap: 7px; cursor: pointer; font: inherit;
  font-size: 13px; font-weight: 600; color: var(--muted);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: 999px; padding: 7px 14px;
  transition: color 0.15s ease, border-color 0.15s ease, background 0.15s ease;
}
.chip:hover { border-color: var(--border-strong); color: var(--text); }
.chip.on { color: var(--ink); background: linear-gradient(135deg, var(--main-a), var(--main-b)); border-color: transparent; }
.chip-emoji { font-size: 14px; line-height: 1; }

/* ---------- Options ---------- */
.options { margin-top: 22px; border-top: 1px solid var(--border); padding-top: 6px; }
.options summary { cursor: pointer; padding: 12px 0; font-weight: 600; font-size: 14px; color: var(--muted); list-style: none; display: flex; align-items: center; gap: 8px; }
.options summary::-webkit-details-marker { display: none; }
.options summary::before { content: "⚙"; font-size: 15px; }
.options-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px; padding: 8px 0 4px; }
.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 12px; color: var(--muted); }
.field input {
  font: inherit; font-size: 15px; color: var(--text); background: var(--surface-2);
  border: 1px solid var(--border); border-radius: 10px; padding: 9px 12px; width: 100%;
}
.field input:focus-visible { outline-offset: 1px; }
.options-actions { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; margin-top: 12px; }
.options-error { color: #ff7a7a; font-size: 13px; margin: 0; min-height: 1em; }
[data-theme="light"] .options-error { color: #d23b3b; }

/* ---------- History ---------- */
.history { max-width: 720px; margin: 22px auto 0; }
.history-label { font-size: 12px; text-transform: uppercase; letter-spacing: 1.5px; color: var(--faint); margin: 0 0 10px; display: flex; align-items: center; gap: 12px; }
.history-list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.history-item {
  width: 100%; text-align: left; cursor: pointer; font: inherit;
  background: var(--surface); border: 1px solid var(--border); border-radius: 11px;
  padding: 10px 14px; color: var(--text); display: flex; align-items: center; gap: 10px;
  transition: border-color 0.15s ease, background 0.15s ease;
}
.history-item:hover { border-color: var(--border-strong); background: var(--surface-2); }
.history-nums { font-family: ui-monospace, monospace; font-size: 14px; font-weight: 600; letter-spacing: 0.5px; }
.history-nums .sep { color: var(--star-b); margin: 0 4px; }
.history-copy { margin-left: auto; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--faint); }

.linklike { background: none; border: 0; cursor: pointer; color: var(--main-b); font: inherit; font-size: 11px; text-transform: uppercase; letter-spacing: 1px; padding: 0; }
.linklike:hover { text-decoration: underline; }

/* ---------- Sections ---------- */
.how, .faq { padding: 56px 20px; }
h2 { font-size: clamp(24px, 4vw, 32px); font-weight: 800; letter-spacing: -0.5px; margin: 0 0 12px; text-align: center; }
.section-lede { color: var(--muted); text-align: center; max-width: 560px; margin: 0 auto 36px; }

/* Ad units (Google AdSense) */
.ad { margin: 30px auto; text-align: center; min-height: 110px; }
.ad[hidden] { display: none; }
.ad-label { display: block; font-size: 10px; letter-spacing: 1.5px; text-transform: uppercase; color: var(--faint); margin-bottom: 8px; }
.ad ins.adsbygoogle { display: block; }

/* Lotteries section */
.lotteries { padding: 56px 20px; }
.lottery-list { list-style: none; margin: 0 auto; padding: 0; max-width: 760px; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; }
.lottery-list li { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; }
.lottery-list strong { display: block; font-size: 15px; letter-spacing: -0.2px; }
.lottery-list span { color: var(--muted); font-size: 13.5px; }
.section-foot { text-align: center; color: var(--muted); font-size: 14px; margin: 24px auto 0; max-width: 560px; }

.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.info-card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px 22px; position: relative; }
.info-card .step { font-family: ui-monospace, monospace; font-size: 13px; font-weight: 700; color: var(--main-a); }
.info-card h3 { font-size: 18px; margin: 8px 0 10px; letter-spacing: -0.2px; }
.info-card p { color: var(--muted); font-size: 15px; margin: 0; }
.info-card sup { font-size: 0.7em; }

.faq-list { max-width: 720px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-list details { background: var(--surface); border: 1px solid var(--border); border-radius: 13px; padding: 2px 20px; }
.faq-list summary { cursor: pointer; padding: 16px 0; font-weight: 600; font-size: 16px; list-style: none; display: flex; justify-content: space-between; align-items: center; gap: 12px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; font-size: 22px; color: var(--main-b); transition: transform 0.2s ease; line-height: 1; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { color: var(--muted); margin: 0 0 16px; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--border); padding: 32px 20px 48px; margin-top: 24px; }
.footer-note { color: var(--muted); font-size: 14px; max-width: 640px; margin: 0 auto 14px; text-align: center; }
.footer-meta { color: var(--faint); font-size: 13px; text-align: center; margin: 0; }
.footer-meta a { color: var(--muted); text-decoration: none; }
.footer-meta a:hover { color: var(--text); }

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
  .cards { grid-template-columns: 1fr; }
  .card { padding: 24px 18px; }
  .site-nav { gap: 16px; }
}
@media (max-width: 420px) {
  .ball { width: 56px; height: 56px; font-size: 22px; }
  .ball.star { width: 64px; height: 64px; }
  .options-grid { grid-template-columns: 1fr; }
  .brand-name { display: none; }
}

/* ---------- Motion / contrast preferences ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}

/* ---------- Confetti burst ---------- */
#confetti-layer { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 60; }
.confetti { position: fixed; width: 9px; height: 9px; border-radius: 2px; will-change: transform, opacity; }

/* ---------- Consent banner ---------- */
.consent { position: fixed; left: 0; right: 0; bottom: 0; z-index: 80; padding: 16px; display: flex; justify-content: center; }
.consent[hidden] { display: none; }
.consent-card {
  width: 100%; max-width: 720px; display: flex; gap: 18px; align-items: center; flex-wrap: wrap;
  border: 1px solid var(--border-strong); border-radius: 16px; padding: 15px 20px; box-shadow: var(--shadow);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
}
[data-theme="dark"] .consent-card { background: rgba(30, 16, 56, 0.93); }
[data-theme="light"] .consent-card { background: rgba(255, 255, 255, 0.97); }
.consent-body { flex: 1 1 320px; }
.consent-title { font-weight: 800; margin: 0 0 3px; font-size: 15px; }
.consent-text { margin: 0; font-size: 13px; color: var(--muted); line-height: 1.55; }
.consent-text a { color: var(--main-b); }
.consent-actions { display: flex; gap: 10px; flex: 0 0 auto; }
.consent-actions .btn { white-space: nowrap; }

/* ---------- Legal / privacy page ---------- */
.legal { max-width: 740px; padding: 44px 20px 64px; }
.legal h1 { text-align: left; font-size: clamp(26px, 5vw, 38px); margin-bottom: 6px; }
.legal h2 { text-align: left; font-size: 20px; margin: 30px 0 10px; }
.legal p, .legal li { color: var(--muted); }
.legal a { color: var(--main-b); }
.legal-updated { font-size: 13px; color: var(--faint); margin-top: 0; }
.legal ul { padding-left: 20px; }
.legal li { margin: 6px 0; }
.legal .linklike { font-size: inherit; text-transform: none; letter-spacing: 0; vertical-align: baseline; }