/* Tomorrow's Gains — shared design tokens & base styles.
   Used by the dashboard (app.html) and every auth page. */
:root{
  color-scheme: light;
  --bg: #F0F1EC;
  --surface: #FFFFFF;
  --surface-2: #F7F7F4;
  --ink: #15181A;
  --ink-muted: #5B6360;
  --ink-faint: #8B928E;
  --border: rgba(21,24,26,0.09);
  --border-strong: rgba(21,24,26,0.16);
  --accent: #C97F1E;
  --accent-ink: #241505;
  --accent-soft: rgba(201,127,30,0.14);
  --accent-line: #C97F1E;
  --good: #0ca30c;
  --good-soft: rgba(12,163,12,0.13);
  --danger: #b23434;
  --danger-soft: rgba(178,52,52,0.10);
  --gridline: #E4E2DB;
  --axis: #C7C4BB;
  --shadow: 0 1px 2px rgba(21,24,26,0.04), 0 10px 24px -12px rgba(21,24,26,0.18);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
}
@media (prefers-color-scheme: dark){
  :root:not([data-theme="light"]){
    color-scheme: dark;
    --bg: #14171A;
    --surface: #1C2023;
    --surface-2: #22262A;
    --ink: #F1F1EC;
    --ink-muted: #A9AFAC;
    --ink-faint: #757C79;
    --border: rgba(241,241,236,0.10);
    --border-strong: rgba(241,241,236,0.18);
    --accent: #E3A23C;
    --accent-ink: #1E1403;
    --accent-soft: rgba(227,162,60,0.18);
    --accent-line: #E3A23C;
    --good: #22c322;
    --good-soft: rgba(34,195,34,0.16);
    --danger: #e2726f;
    --danger-soft: rgba(226,114,111,0.14);
    --gridline: #2A2E31;
    --axis: #40464A;
    --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 12px 28px -12px rgba(0,0,0,0.5);
  }
}
:root[data-theme="dark"]{
  color-scheme: dark;
  --bg: #14171A;
  --surface: #1C2023;
  --surface-2: #22262A;
  --ink: #F1F1EC;
  --ink-muted: #A9AFAC;
  --ink-faint: #757C79;
  --border: rgba(241,241,236,0.10);
  --border-strong: rgba(241,241,236,0.18);
  --accent: #E3A23C;
  --accent-ink: #1E1403;
  --accent-soft: rgba(227,162,60,0.18);
  --accent-line: #E3A23C;
  --good: #22c322;
  --good-soft: rgba(34,195,34,0.16);
  --danger: #e2726f;
  --danger-soft: rgba(226,114,111,0.14);
  --gridline: #2A2E31;
  --axis: #40464A;
  --shadow: 0 1px 2px rgba(0,0,0,0.3), 0 12px 28px -12px rgba(0,0,0,0.5);
}

*{ box-sizing: border-box; }
html, body{ margin: 0; padding: 0; }
body{
  background: var(--bg);
  color: var(--ink);
  font-family: "Manrope", -apple-system, "Segoe UI", sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3{ text-wrap: balance; margin: 0; }
button{ font-family: inherit; }
img{ max-width: 100%; }
[hidden]{ display: none !important; }

.wordmark{
  font-family: "Archivo Black", "Manrope", sans-serif;
  letter-spacing: 0.01em;
}

a{ color: var(--accent); }

.icon-btn{
  width: 38px; height: 38px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--ink-muted);
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
}
.icon-btn:hover{ color: var(--ink); border-color: var(--border-strong); }
.icon-btn:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, a:focus-visible{
  outline: 2px solid var(--accent-line); outline-offset: 2px;
}

.segmented{ display: flex; background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm); padding: 3px; margin-bottom: 20px; }
.segmented button, .segmented a{
  flex: 1; border: none; background: transparent; color: var(--ink-muted); text-decoration: none; text-align: center;
  font-size: 12.5px; font-weight: 700; padding: 9px 0; border-radius: 8px; cursor: pointer;
}
.segmented button.active, .segmented a.active{ background: var(--surface); color: var(--ink); box-shadow: 0 1px 3px rgba(0,0,0,0.08); }

.field{ margin-bottom: 14px; }
.field label{ display: block; font-size: 11.5px; font-weight: 700; color: var(--ink-muted); text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 6px; }
.field input{
  width: 100%; padding: 12px 13px; border-radius: var(--radius-sm);
  border: 1px solid var(--border-strong); background: var(--surface-2); color: var(--ink);
  font-size: 15px; font-family: inherit;
}
.field input:focus{ outline: none; border-color: var(--accent); background: var(--surface); }
.hint{ font-size: 11.5px; color: var(--ink-faint); margin-top: 6px; }

.btn{ padding: 13px; border-radius: var(--radius-sm); border: none; font-size: 14px; font-weight: 700; cursor: pointer; }
.btn-primary{ background: var(--accent); color: var(--accent-ink); width: 100%; }
.btn-primary:disabled{ opacity: 0.5; cursor: not-allowed; }
.btn-ghost{ background: var(--surface-2); color: var(--ink-muted); border: 1px solid var(--border); }

.alert{ font-size: 13px; padding: 11px 14px; border-radius: var(--radius-sm); margin-bottom: 16px; }
.alert-error{ background: var(--danger-soft); color: var(--danger); }
.alert-ok{ background: var(--good-soft); color: var(--good); }

.auth-shell{
  max-width: 420px; margin: 0 auto; min-height: 100vh;
  display: flex; flex-direction: column; justify-content: center;
  padding: 32px 20px;
}
.auth-brand{ text-align: center; margin-bottom: 28px; }
.auth-brand .wordmark{ font-size: 17px; display: block; }
.auth-brand .tagline{ font-size: 12px; color: var(--ink-faint); text-transform: uppercase; letter-spacing: 0.08em; margin-top: 6px; }
.auth-card{
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius-lg);
  padding: 26px; box-shadow: var(--shadow);
}
.auth-title{ font-size: 19px; font-weight: 800; margin-bottom: 4px; }
.auth-desc{ font-size: 13px; color: var(--ink-muted); margin-bottom: 20px; }
.auth-foot{ text-align: center; font-size: 12.5px; color: var(--ink-faint); margin-top: 18px; }
.auth-foot a{ font-weight: 700; text-decoration: none; }