@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500;700&display=swap');

:root {
  --ink: #12141a;
  --paper: #1b1e26;
  --paper-raised: #21242e;
  --line: #2a2e3a;
  --chalk: #eef0f5;
  --dim: #8b92a5;
  --dim-2: #5b6274;
  --danger: #ff6b5e;

  --fitness: #4fbf74;
  --tasks: #4f8ef7;
  --finance: #f0b429;
  --resources: #9b78f7;
  --checkin: #2dd4bf;

  --font-display: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, monospace;

  --radius: 14px;
  --radius-sm: 8px;
}

/* Auto-adapts to the phone's system theme setting — same domain accent
   colors in both modes, only surfaces/text/background flip. */
@media (prefers-color-scheme: light) {
  :root {
    --ink: #f4f5f8;
    --paper: #ffffff;
    --paper-raised: #f0f1f5;
    --line: #e2e4eb;
    --chalk: #14161c;
    --dim: #6b7280;
    --dim-2: #9aa1b0;
    --danger: #e0483b;
  }
  body {
    background-image:
      radial-gradient(circle at 15% 0%, rgba(79,142,247,0.07), transparent 40%),
      radial-gradient(circle at 85% 15%, rgba(79,191,116,0.06), transparent 40%);
  }
  input, select, textarea { background: var(--paper-raised); }
  .btn-primary { background: var(--chalk); color: var(--paper); }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--ink);
  background-image:
    radial-gradient(circle at 15% 0%, rgba(79,142,247,0.05), transparent 40%),
    radial-gradient(circle at 85% 15%, rgba(79,191,116,0.04), transparent 40%);
  color: var(--chalk);
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: 480px;
  margin: 0 auto;
  padding: 24px 16px 100px;
}

h1 {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 24px;
  letter-spacing: -0.01em;
  margin: 4px 0 2px;
}
h2 {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  letter-spacing: 0.02em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 28px 0 10px;
}
p.muted { color: var(--dim); font-size: 14px; margin-top: 0; }
.tagline {
  font-family: var(--font-mono);
  color: var(--dim);
  font-size: 12px;
  letter-spacing: 0.03em;
  margin: 0 0 20px;
}

/* Terminal-style status line */
.status-line {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  margin-bottom: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 4px 14px;
}
.status-line b { color: var(--chalk); font-weight: 600; }
.status-line .dot { color: var(--dim-2); }

.card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px;
  margin-bottom: 12px;
}

label {
  display: block;
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--dim);
  margin: 14px 0 6px;
}

input, select, textarea {
  width: 100%;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: var(--ink);
  color: var(--chalk);
  font-family: var(--font-body);
  font-size: 16px;
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--tasks);
  outline-offset: 1px;
}

textarea { resize: vertical; min-height: 60px; }

button, .btn {
  display: block;
  width: 100%;
  padding: 14px;
  border-radius: var(--radius-sm);
  border: none;
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  cursor: pointer;
  margin-top: 16px;
  text-decoration: none;
}

.btn-primary { background: var(--chalk); color: var(--ink); }
.btn-secondary { background: var(--paper-raised); border: 1px solid var(--line); color: var(--chalk); }
.btn-walk { background: var(--fitness); color: #041a0b; }
.btn-gym { background: var(--fitness); color: #041a0b; }
.btn-weight { background: var(--fitness); color: #041a0b; }

.grid3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin: 16px 0; }
.grid3 .btn { margin-top: 0; padding: 14px 6px; font-size: 13px; }

.error { color: var(--danger); font-size: 13px; margin-top: 10px; font-family: var(--font-mono); }
.success { color: var(--fitness); font-size: 13px; margin-top: 10px; font-family: var(--font-mono); }

.log-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 11px 0;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  gap: 10px;
}
.log-row:last-child { border-bottom: none; }
.log-row .muted { font-family: var(--font-mono); font-size: 12px; text-align: right; }

.log-badge {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  padding: 3px 7px;
  border-radius: 5px;
  margin-right: 8px;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}
.badge-walk, .badge-gym, .badge-weight { background: rgba(79,191,116,0.15); color: var(--fitness); }
.badge-task { background: rgba(79,142,247,0.15); color: var(--tasks); }
.badge-finance-income, .badge-finance-expense, .badge-finance-transfer { background: rgba(240,180,41,0.15); color: var(--finance); }
.badge-resource { background: rgba(155,120,247,0.15); color: var(--resources); }
.badge-checkin { background: rgba(45,212,191,0.15); color: var(--checkin); }

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 10px;
  font-family: var(--font-mono);
  font-size: 12px;
}
.topbar a { color: var(--dim); text-decoration: none; }
.topbar a:hover { color: var(--chalk); }

.back-link {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--dim);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 14px;
}
.back-link:hover { color: var(--chalk); }

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 15px;
  color: var(--chalk);
  margin: 10px 0;
}
.checkbox-row input[type="checkbox"] { width: 20px; height: 20px; flex-shrink: 0; accent-color: var(--checkin); }

/* Module index cards — the signature element */
.module-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin: 4px 0 20px;
}
.module-card {
  position: relative;
  display: block;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 16px 14px 14px 18px;
  text-decoration: none;
  color: var(--chalk);
  overflow: hidden;
}
.module-card::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 4px;
  background: var(--accent, var(--tasks));
}
.module-card .m-index {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--accent, var(--dim));
  letter-spacing: 0.05em;
}
.module-card .m-icon { font-size: 18px; margin: 6px 0 4px; }
.module-card .m-name {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15px;
  margin: 0 0 4px;
}
.module-card .m-stat { font-family: var(--font-mono); font-size: 11px; color: var(--dim); }

.quick-row { display: grid; grid-template-columns: 1fr 1fr 1fr 1fr; gap: 8px; margin: 0 0 18px; }
.quick-row .btn { margin-top: 0; padding: 12px 4px; font-size: 12px; }

.stat-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.stat { background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px; }
.stat .num { font-family: var(--font-mono); font-size: 22px; font-weight: 700; }
.stat .label { font-family: var(--font-mono); font-size: 10px; color: var(--dim); text-transform: uppercase; letter-spacing: 0.03em; }

.bar-row { display: flex; align-items: center; gap: 10px; margin: 8px 0; font-size: 12px; }
.bar-label { width: 90px; font-family: var(--font-mono); color: var(--dim); flex-shrink: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.bar-track { flex: 1; background: var(--ink); border-radius: 4px; overflow: hidden; height: 10px; }
.bar-fill { height: 100%; border-radius: 4px; }
.bar-value { font-family: var(--font-mono); width: 50px; text-align: right; flex-shrink: 0; }

.balance-row {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px solid var(--line);
}
.balance-row:last-child { border-bottom: none; }
.balance-row .b-name { font-family: var(--font-display); font-weight: 600; font-size: 14px; }
.balance-row .b-type { font-family: var(--font-mono); font-size: 10px; color: var(--dim); text-transform: uppercase; }
.balance-row .b-amount { font-family: var(--font-mono); font-size: 18px; font-weight: 700; }

/* Persistent bottom tab bar */
.container { padding-bottom: 90px; }
.bottom-nav {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 100;
  display: flex;
  justify-content: space-around;
  background: var(--paper);
  border-top: 1px solid var(--line);
  padding: 8px 4px calc(8px + env(safe-area-inset-bottom));
  backdrop-filter: blur(12px);
}
.bottom-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 2px;
  text-decoration: none;
  color: var(--dim);
  font-family: var(--font-mono);
  font-size: 10px;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  flex: 1;
  max-width: 90px;
}
.bottom-nav-item .bn-icon { font-size: 18px; line-height: 1; }
.bottom-nav-item.active { color: var(--tasks); background: var(--paper-raised); }

/* Donut / ring chart */
.donut-wrap { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; }
.donut-wrap svg { flex-shrink: 0; }
.donut-legend { flex: 1; min-width: 140px; }
.donut-legend-row { display: flex; align-items: center; gap: 8px; font-size: 12px; margin: 6px 0; }
.donut-dot { width: 9px; height: 9px; border-radius: 50%; flex-shrink: 0; }
.donut-legend-name { flex: 1; color: var(--chalk); }
.donut-legend-amt { font-family: var(--font-mono); color: var(--dim); }