/* ─── Cortex settings pages — shared stylesheet ───────────────────────────── */

/* ── Variables ── */
:root {
  --pg-bg:     #0f1117; --pg-surface: #1a1d27; --pg-border: #2d3148;
  --pg-text:   #e2e8f0; --pg-muted:   #94a3b8;
  --pg-dim:    #64748b; --pg-dimmer:  #475569;
  --pg-bright: #cbd5e1; --pg-nav-hover: rgba(255,255,255,0.05);
  --pg-accent: #a78bfa; /* heading/highlight purple */
  --pg-action: #7c3aed; /* button/focus purple */
}
[data-theme="light"] {
  --pg-bg:     #f4f2fa; --pg-surface: #ffffff; --pg-border: #d0c8e8;
  --pg-text:   #1a1228; --pg-muted:   #5a5478;
  --pg-dim:    #7a7290; --pg-dimmer:  #9e98b0;
  --pg-bright: #1a1228; --pg-nav-hover: rgba(0,0,0,0.05);
  --pg-accent: #7c3aed;
  --pg-action: #6d28d9;
}

/* ── Reset ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Base ── */
body {
  min-height: 100vh;
  background: var(--pg-bg);
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-weight: 450;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  color: var(--pg-text);
}

/* ── Top nav ── */
.page-nav {
  display: flex; align-items: center; gap: 0.25rem;
  padding: 0.5rem 1rem; background: var(--pg-surface);
  border-bottom: 1px solid var(--pg-border); flex-wrap: wrap;
}
.nav-link {
  display: inline-flex; align-items: center;
  padding: 0.3rem 0.6rem; border-radius: 6px;
  font-size: 0.8rem; font-weight: 500; color: var(--pg-dim);
  text-decoration: none; transition: color 0.15s, background 0.15s;
  white-space: nowrap;
}
.nav-link:hover { color: var(--pg-bright); background: var(--pg-nav-hover); }
.nav-link.active { color: var(--pg-accent); }
.nav-spacer { flex: 1; min-width: 0.5rem; }
.nav-link.nav-logout { color: var(--pg-dimmer); }
.nav-link.nav-logout:hover { color: var(--pg-muted); background: none; }

/* ── Page container ── */
.page-wrap {
  max-width: 860px; margin: 0 auto;
  padding: 2rem 1.5rem 4rem; width: 100%;
}

/* ── Page heading ── */
.page-title {
  font-size: 1.4rem; font-weight: 700; color: var(--pg-accent);
}
.page-subtitle {
  font-size: 0.8rem; color: var(--pg-muted);
  margin-top: 0.2rem; margin-bottom: 1.75rem; line-height: 1.5;
}

/* ── Sections (settings-style, bottom-bordered h2) ── */
.section { margin-bottom: 2rem; }
.section > h2 {
  font-size: 0.9rem; font-weight: 600; color: var(--pg-muted);
  margin-bottom: 1rem; padding-bottom: 0.4rem;
  border-bottom: 1px solid var(--pg-border);
}

/* ── Form elements ── */
.field { margin-bottom: 1rem; }

label {
  display: block; font-size: 0.8rem; font-weight: 500;
  color: var(--pg-muted); margin-bottom: 0.4rem;
}

input, select, textarea {
  width: 100%; padding: 0.65rem 0.85rem;
  background: var(--pg-bg); border: 1px solid var(--pg-border);
  border-radius: 6px; color: var(--pg-text); font-size: 0.95rem;
  font-family: inherit; outline: none; transition: border-color 0.15s;
}
input:focus, select:focus, textarea:focus { border-color: var(--pg-action); }
input[readonly] { color: var(--pg-muted); cursor: default; }
input[type="password"] { font-family: monospace; letter-spacing: 0.05em; }
input[type="checkbox"], input[type="radio"] { width: auto; padding: 0; }

textarea {
  font-family: 'SF Mono', 'Fira Mono', 'Menlo', monospace;
  font-size: 0.88rem; line-height: 1.55; resize: vertical;
}

/* ── Buttons ── */

/* Primary form submit */
.btn-submit {
  padding: 0.6rem 1.5rem; margin-top: 0.25rem;
  background: var(--pg-action); border: none; border-radius: 6px;
  color: #fff; font-size: 0.9rem; font-weight: 600;
  cursor: pointer; transition: opacity 0.15s;
}
.btn-submit:hover { opacity: 0.88; }

/* Compact inline primary (e.g. rename save, inline forms) */
.btn-save {
  padding: 0.4rem 0.9rem; background: var(--pg-action); border: none;
  border-radius: 6px; color: #fff; font-size: 0.9rem;
  font-weight: 600; cursor: pointer; transition: opacity 0.15s;
}
.btn-save:hover { opacity: 0.88; }

/* Outline secondary (e.g. clear cache, cancel, test actions) */
.btn-secondary {
  padding: 0.5rem 1rem; background: none;
  border: 1px solid var(--pg-border); border-radius: 6px;
  color: var(--pg-muted); font-size: 0.88rem; font-weight: 500;
  cursor: pointer; transition: border-color 0.15s, color 0.15s;
}
.btn-secondary:hover { border-color: var(--pg-muted); color: var(--pg-text); }
.btn-secondary:disabled { opacity: 0.5; cursor: default; }

/* Inline cancel */
.btn-cancel {
  padding: 0.4rem 0.75rem; background: none;
  border: 1px solid var(--pg-border); border-radius: 6px;
  color: var(--pg-muted); font-size: 0.9rem;
  cursor: pointer; transition: border-color 0.15s, color 0.15s;
}
.btn-cancel:hover { border-color: var(--pg-muted); color: var(--pg-text); }

/* Button-styled link (purple, used for "Settings →" style CTAs) */
.action-link {
  display: inline-block; padding: 0.5rem 1rem;
  background: var(--pg-action); border-radius: 6px;
  color: #fff; font-size: 0.88rem; font-weight: 600;
  text-decoration: none; transition: opacity 0.15s;
}
.action-link:hover { opacity: 0.88; }

/* Inline button row */
.btn-row { display: flex; gap: 0.5rem; margin-top: 0.5rem; }

/* ── Text utilities ── */

/* Small muted helper text below inputs */
.hint { font-size: 0.78rem; color: var(--pg-dim); margin-top: 0.35rem; line-height: 1.5; }

/* Section-level description paragraph */
.section-note { font-size: 0.8rem; color: var(--pg-muted); margin-bottom: 0.85rem; line-height: 1.55; }

/* Inline code */
code {
  font-size: 0.82rem; font-family: 'SF Mono', 'Fira Mono', 'Menlo', monospace;
  background: var(--pg-bg); border: 1px solid var(--pg-border);
  padding: 0.1rem 0.35rem; border-radius: 4px; color: var(--pg-accent);
}

/* ── Feedback messages ── */
.success { color: #4ade80; font-size: 0.85rem; text-align: center; margin-bottom: 1rem; }
.error   { color: #f87171; font-size: 0.85rem; text-align: center; margin-bottom: 1rem; }

/* ── Usage table (JS-rendered in settings) ── */
.usage-table { border-collapse: collapse; width: 100%; min-width: 360px; }
.usage-table th {
  padding: 0.35rem 0.5rem; font-size: 0.75rem; color: var(--pg-muted);
  font-weight: 600; text-align: right; border-bottom: 1px solid var(--pg-border);
}
.usage-table th:first-child { padding-left: 0; text-align: left; }
.usage-table td {
  padding: 0.4rem 0.5rem; font-size: 0.82rem; color: var(--pg-muted); text-align: right;
}
.usage-table td:first-child { padding-left: 0; color: var(--pg-text); text-align: left; white-space: nowrap; }
.usage-table td:last-child  { color: var(--pg-text); font-weight: 600; }

/* ── Tool category header row (tools_settings.py generated) ── */
.tool-cat-row td {
  padding: 0.75rem 0.9rem 0.3rem;
  font-size: 0.72rem; font-weight: 700; letter-spacing: 0.07em;
  text-transform: uppercase; color: var(--pg-dimmer);
  border-bottom: 1px solid var(--pg-border);
}