@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;600&family=Newsreader:ital,wght@0,300;0,400;0,600;1,300;1,400&display=swap');

:root {
  --bg: #0a0e17;
  --bg-card: #111827;
  --bg-card-hover: #1a2332;
  --border: #1e293b;
  --border-accent: #334155;
  --text: #e2e8f0;
  --text-dim: #94a3b8;
  --text-muted: #64748b;
  --accent: #38bdf8;
  --accent-dim: #0c4a6e;
  --tier-selfaware: #4ade80;
  --tier-conscious: #a3e635;
  --tier-subconscious: #fbbf24;
  --tier-reactive: #fb923c;
  --tier-minimal: #f87171;
  --mono: 'JetBrains Mono', monospace;
  --serif: 'Newsreader', Georgia, serif;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--serif);
  font-size: 17px;
  line-height: 1.7;
  min-height: 100vh;
}

.container { max-width: 960px; margin: 0 auto; padding: 0 24px; }
.wide-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* NAV */
nav {
  border-bottom: 1px solid var(--border);
  padding: 16px 0;
  position: sticky; top: 0;
  background: rgba(10, 14, 23, 0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
}
nav .container {
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 12px;
}
nav .logo {
  font-family: var(--mono); font-size: 15px; font-weight: 600;
  color: var(--accent); text-decoration: none; letter-spacing: 1px;
}
nav .logo span { color: var(--text-dim); font-weight: 400; }
nav .links { display: flex; gap: 24px; flex-wrap: wrap; }
nav .links a {
  font-family: var(--mono); font-size: 13px; color: var(--text-dim);
  text-decoration: none; letter-spacing: 0.5px;
  transition: color 0.2s;
}
nav .links a:hover, nav .links a.active { color: var(--accent); }

/* HERO */
.hero {
  padding: 80px 0 60px;
  border-bottom: 1px solid var(--border);
}
.hero h1 {
  font-family: var(--serif); font-size: clamp(32px, 5vw, 52px);
  font-weight: 300; line-height: 1.2; margin-bottom: 24px;
  color: var(--text);
}
.hero h1 em { font-style: italic; color: var(--accent); font-weight: 400; }
.hero .subtitle {
  font-size: 18px; color: var(--text-dim); max-width: 600px;
  line-height: 1.6;
}

/* SECTIONS */
section { padding: 60px 0; border-bottom: 1px solid var(--border); }
section:last-of-type { border-bottom: none; }
h2 {
  font-family: var(--mono); font-size: 13px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 2px;
  color: var(--accent); margin-bottom: 24px;
}
h3 {
  font-family: var(--serif); font-size: 24px; font-weight: 400;
  margin-bottom: 16px;
}

/* CARDS */
.card {
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; padding: 24px;
  transition: border-color 0.2s, background 0.2s;
}
.card:hover { border-color: var(--border-accent); background: var(--bg-card-hover); }

.card-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 16px;
}

/* FORMULA DISPLAY */
.formula-display {
  font-family: var(--mono); font-size: clamp(20px, 4vw, 36px);
  text-align: center; padding: 32px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 8px; margin: 24px 0;
  color: var(--accent); letter-spacing: 2px;
}

/* TIER BADGES */
.tier-badge {
  display: inline-block; padding: 3px 10px; border-radius: 4px;
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px;
}
.tier-selfaware { background: rgba(74,222,128,0.15); color: var(--tier-selfaware); }
.tier-conscious { background: rgba(163,230,53,0.15); color: var(--tier-conscious); }
.tier-subconscious { background: rgba(251,191,36,0.15); color: var(--tier-subconscious); }
.tier-reactive { background: rgba(251,146,60,0.15); color: var(--tier-reactive); }
.tier-minimal { background: rgba(248,113,113,0.15); color: var(--tier-minimal); }

/* TABLES */
table {
  width: 100%; border-collapse: collapse;
  font-size: 14px;
}
th {
  font-family: var(--mono); font-size: 11px; font-weight: 600;
  text-transform: uppercase; letter-spacing: 1px;
  color: var(--text-muted); text-align: left;
  padding: 10px 12px; border-bottom: 2px solid var(--border-accent);
  position: sticky; top: 60px; background: var(--bg);
}
td {
  padding: 10px 12px; border-bottom: 1px solid var(--border);
  vertical-align: middle;
}
tr:hover td { background: rgba(56, 189, 248, 0.03); }
.num { font-family: var(--mono); font-size: 13px; text-align: right; }

/* INPUTS */
input[type="range"] {
  -webkit-appearance: none; width: 100%; height: 6px;
  background: var(--border-accent); border-radius: 3px; outline: none;
}
input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; width: 18px; height: 18px;
  background: var(--accent); border-radius: 50%; cursor: pointer;
}
input[type="range"]::-moz-range-thumb {
  width: 18px; height: 18px;
  background: var(--accent); border-radius: 50%; cursor: pointer; border: none;
}
.slider-row {
  display: flex; align-items: center; gap: 16px; margin-bottom: 20px;
}
.slider-label {
  font-family: var(--mono); font-size: 14px; font-weight: 600;
  min-width: 24px; color: var(--accent);
}
.slider-value {
  font-family: var(--mono); font-size: 18px; font-weight: 600;
  min-width: 48px; text-align: right; color: var(--text);
}
.slider-desc {
  font-size: 13px; color: var(--text-dim); margin-top: -12px;
  margin-bottom: 20px; padding-left: 40px;
}

/* RESULTS */
.result-big {
  font-family: var(--mono); font-size: clamp(40px, 8vw, 72px);
  font-weight: 600; text-align: center;
  margin: 20px 0 8px;
}
.result-label {
  font-family: var(--mono); font-size: 12px; text-align: center;
  color: var(--text-muted); text-transform: uppercase; letter-spacing: 2px;
}

/* SEARCH */
.search-box {
  width: 100%; padding: 12px 16px;
  background: var(--bg-card); border: 1px solid var(--border);
  border-radius: 6px; color: var(--text);
  font-family: var(--mono); font-size: 14px;
  outline: none; transition: border-color 0.2s;
}
.search-box:focus { border-color: var(--accent); }
.search-box::placeholder { color: var(--text-muted); }

/* FILTER CHIPS */
.filter-row { display: flex; gap: 8px; flex-wrap: wrap; margin: 16px 0; }
.chip {
  font-family: var(--mono); font-size: 11px; padding: 5px 12px;
  border: 1px solid var(--border); border-radius: 20px;
  color: var(--text-dim); cursor: pointer;
  transition: all 0.2s; background: transparent;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }
.chip.active { background: var(--accent-dim); border-color: var(--accent); color: var(--accent); }

/* CAVEAT BOX */
.caveat {
  background: rgba(251, 191, 36, 0.08);
  border: 1px solid rgba(251, 191, 36, 0.25);
  border-radius: 8px; padding: 20px;
  margin: 24px 0;
}
.caveat-title {
  font-family: var(--mono); font-size: 12px; font-weight: 600;
  color: #fbbf24; text-transform: uppercase; letter-spacing: 1px;
  margin-bottom: 8px;
}
.caveat p { font-size: 14px; color: var(--text-dim); line-height: 1.6; }

/* PREDICTION BADGE */
.prediction-badge {
  display: inline-block; padding: 2px 8px; border-radius: 3px;
  font-family: var(--mono); font-size: 10px; font-weight: 600;
  background: rgba(56, 189, 248, 0.15); color: var(--accent);
  text-transform: uppercase; letter-spacing: 1px;
}

/* FOOTER */
footer {
  border-top: 1px solid var(--border); padding: 40px 0;
  text-align: center; color: var(--text-muted);
  font-size: 14px;
}
footer a { color: var(--accent); text-decoration: none; }

/* RESPONSIVE */
@media (max-width: 640px) {
  .hero { padding: 48px 0 36px; }
  section { padding: 36px 0; }
  nav .links { gap: 16px; }
  .slider-row { flex-wrap: wrap; }
  .calc-grid { grid-template-columns: 1fr !important; }
}