:root {
  --bg: #0e0e13;
  --bg2: #16161f;
  --card: #1b1b26;
  --card2: #22222f;
  --border: #2c2c3d;
  --text: #e8e8f0;
  --muted: #9d9db3;
  --accent: #a970ff;
  --accent2: #772ce8;
  --green: #34d399;
  --radius: 14px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.wrap { max-width: 980px; margin: 0 auto; padding: 0 20px; }

/* ── Header ─────────────────────────────────────────── */
header.site {
  border-bottom: 1px solid var(--border);
  background: rgba(14,14,19,.92);
  backdrop-filter: blur(8px);
  position: sticky; top: 0; z-index: 50;
}
header.site .wrap { display: flex; align-items: center; gap: 18px; height: 60px; }
.logo { display: flex; align-items: center; gap: 9px; font-weight: 800; font-size: 1.12rem; color: var(--text); }
.logo:hover { text-decoration: none; }
.logo svg { width: 26px; height: 26px; }
nav.main { margin-left: auto; display: flex; gap: 4px; flex-wrap: wrap; }
nav.main a {
  color: var(--muted); font-size: .9rem; padding: 6px 11px; border-radius: 8px;
}
nav.main a:hover { color: var(--text); background: var(--card); text-decoration: none; }

/* ── Hero / page head ───────────────────────────────── */
.hero { padding: 56px 0 30px; text-align: center; }
.hero h1 {
  font-size: clamp(1.7rem, 4.5vw, 2.7rem);
  margin: 0 0 12px; line-height: 1.2; letter-spacing: -.5px;
}
.hero h1 em { color: var(--accent); font-style: normal; }
.hero p.lead { color: var(--muted); font-size: 1.08rem; max-width: 640px; margin: 0 auto; }

/* ── Cards grid (homepage) ──────────────────────────── */
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 16px; padding: 26px 0 10px; }
.tool-card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; color: var(--text); display: block; transition: .15s;
}
.tool-card:hover { border-color: var(--accent); transform: translateY(-2px); text-decoration: none; }
.tool-card .ico { font-size: 1.6rem; }
.tool-card h3 { margin: 8px 0 6px; font-size: 1.05rem; }
.tool-card p { margin: 0; color: var(--muted); font-size: .88rem; }

/* ── Tool panel ─────────────────────────────────────── */
.tool {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 24px; margin: 24px 0;
}
.controls { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 16px; }
.field { display: flex; flex-direction: column; gap: 5px; }
.field label { font-size: .8rem; color: var(--muted); font-weight: 600; text-transform: uppercase; letter-spacing: .4px; }
select, input[type=text], input[type=number] {
  background: var(--bg2); color: var(--text); border: 1px solid var(--border);
  border-radius: 9px; padding: 10px 12px; font-size: .95rem; min-width: 150px;
}
select:focus, input:focus { outline: 2px solid var(--accent2); border-color: transparent; }
input[type=range] { accent-color: var(--accent); width: 100%; }

.btn {
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff; border: 0; border-radius: 9px; padding: 11px 22px;
  font-size: .97rem; font-weight: 700; cursor: pointer; transition: .15s;
}
.btn:hover { filter: brightness(1.12); }
.btn:disabled { opacity: .5; cursor: wait; }
.btn.ghost { background: var(--card2); border: 1px solid var(--border); color: var(--text); font-weight: 600; }
.btn.ghost:hover { border-color: var(--accent); }

/* ── Results ────────────────────────────────────────── */
.results { display: flex; flex-direction: column; gap: 9px; }
.result {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  background: var(--bg2); border: 1px solid var(--border); border-radius: 10px;
  padding: 11px 14px; font-size: .98rem;
}
.result .txt { word-break: break-word; }
.copy {
  flex: 0 0 auto; background: var(--card2); color: var(--muted); border: 1px solid var(--border);
  border-radius: 7px; padding: 5px 12px; font-size: .8rem; cursor: pointer;
}
.copy:hover { color: var(--text); border-color: var(--accent); }
.copy.done { color: var(--green); border-color: var(--green); }

.chips { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 999px;
  padding: 6px 14px; font-size: .9rem; cursor: pointer;
}
.chip:hover { border-color: var(--accent); }
.note { color: var(--muted); font-size: .84rem; margin-top: 12px; }

/* ── Calculators ────────────────────────────────────── */
.calc-out {
  background: var(--bg2); border: 1px solid var(--border); border-radius: 10px;
  padding: 18px; margin-top: 6px;
}
.big { font-size: 2rem; font-weight: 800; color: var(--green); }
.calc-row { display: flex; justify-content: space-between; padding: 7px 0; border-bottom: 1px solid var(--border); font-size: .93rem; }
.calc-row:last-child { border-bottom: 0; }
.calc-row span:last-child { font-weight: 700; }

table.data { width: 100%; border-collapse: collapse; margin: 14px 0; font-size: .9rem; }
table.data th, table.data td { text-align: left; padding: 9px 12px; border-bottom: 1px solid var(--border); }
table.data th { color: var(--muted); font-size: .8rem; text-transform: uppercase; letter-spacing: .4px; }

/* ── Article / SEO copy ─────────────────────────────── */
article.copy-block { padding: 10px 0 30px; }
article.copy-block h2 { font-size: 1.35rem; margin: 34px 0 10px; }
article.copy-block h3 { font-size: 1.08rem; margin: 22px 0 8px; }
article.copy-block p, article.copy-block li { color: #c6c6d8; font-size: .96rem; }
article.copy-block ul { padding-left: 22px; }

.vibe-block h2 { text-transform: capitalize; }
.faq details {
  background: var(--card); border: 1px solid var(--border); border-radius: 10px;
  padding: 4px 18px; margin: 8px 0;
}
.faq summary { cursor: pointer; font-weight: 600; padding: 10px 0; }

/* ── Gear cards ─────────────────────────────────────── */
.gear-item {
  display: flex; gap: 16px; background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 18px; margin: 14px 0; align-items: flex-start;
}
.gear-item .emoji { font-size: 2rem; }
.gear-item h3 { margin: 0 0 6px; }
.gear-item p { margin: 0 0 10px; color: var(--muted); font-size: .92rem; }
.tag-badge { display: inline-block; background: var(--accent2); color: #fff; font-size: .72rem; font-weight: 700; padding: 3px 9px; border-radius: 999px; margin-left: 8px; vertical-align: middle; }

/* ── Footer ─────────────────────────────────────────── */
footer.site { border-top: 1px solid var(--border); margin-top: 50px; padding: 30px 0 40px; color: var(--muted); font-size: .87rem; }
footer.site .cols { display: flex; gap: 40px; flex-wrap: wrap; }
footer.site h4 { color: var(--text); font-size: .85rem; margin: 0 0 8px; }
footer.site a { color: var(--muted); display: block; padding: 2px 0; }
footer.site a:hover { color: var(--accent); }
footer.site .fine { margin-top: 24px; font-size: .78rem; opacity: .7; }

.ad-slot { min-height: 0; margin: 22px auto; text-align: center; }

@media (max-width: 640px) {
  header.site .wrap { height: auto; padding: 10px 16px; flex-wrap: wrap; }
  nav.main { margin-left: 0; }
  .hero { padding: 36px 0 20px; }
  .controls { flex-direction: column; align-items: stretch; }
  select, input[type=text], input[type=number] { width: 100%; }
}