/* RelaySecret design tokens — AgentDefenders theme.
   Single source of truth; every page imports this first. */

:root {
  /* --- Colors (light) --- */
  --color-bg: #F2EDE4;           /* warm cream page bg */
  --color-surface: #FFFFFF;      /* cards, panels */
  --color-text-primary: #1A1A18; /* headings, body */
  --color-text-muted: #5F5E5A;   /* subtext, captions */
  --color-accent: #C0392B;       /* brand red — CTA, logo */
  --color-accent-hover: #A5321F;
  --color-border: #E8E0D6;       /* subtle dividers */
  --color-code-bg: #1A1A18;      /* terminal dark bg */
  --color-code-syntax: #4A9CE8;  /* curl URL highlight */
  --color-success: #2E7D5B;
  --color-danger: #C0392B;
  --color-warning: #D4941E;

  /* --- Typography --- */
  --font-display: Georgia, 'Times New Roman', serif;
  --font-ui: 'Helvetica Neue', Arial, sans-serif;
  --font-mono: 'JetBrains Mono', 'Courier New', monospace;

  /* --- Scale --- */
  --fs-xs: 0.8125rem;
  --fs-sm: 0.9375rem;
  --fs-base: 1rem;
  --fs-lg: 1.125rem;
  --fs-xl: 1.375rem;
  --fs-2xl: 1.75rem;
  --fs-3xl: 2.25rem;

  /* --- Spacing --- */
  --sp-1: 0.25rem;
  --sp-2: 0.5rem;
  --sp-3: 0.75rem;
  --sp-4: 1rem;
  --sp-6: 1.5rem;
  --sp-8: 2rem;
  --sp-12: 3rem;

  /* --- Radius / elevation --- */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 2px rgba(26,26,24,0.06);
  --shadow-md: 0 4px 12px rgba(26,26,24,0.08);

  /* --- Layout --- */
  --content-max: 760px;
}

/* --- Base reset --- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  background: var(--color-bg);
  color: var(--color-text-primary);
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 {
  font-family: var(--font-display);
  color: var(--color-text-primary);
  margin: 0 0 var(--sp-4);
  line-height: 1.2;
}
h1 { font-size: var(--fs-3xl); }
h2 { font-size: var(--fs-2xl); }
h3 { font-size: var(--fs-xl); }
p { margin: 0 0 var(--sp-4); }
a { color: var(--color-accent); text-decoration: none; }
a:hover { color: var(--color-accent-hover); text-decoration: underline; }
code, pre, .mono { font-family: var(--font-mono); font-size: var(--fs-sm); }

/* --- Layout --- */
.page {
  max-width: var(--content-max);
  margin: 0 auto;
  padding: var(--sp-8) var(--sp-4);
}
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  padding: var(--sp-6);
  margin-bottom: var(--sp-6);
}
.stack > * + * { margin-top: var(--sp-4); }

/* --- Buttons --- */
button, .btn {
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  font-weight: 500;
  padding: var(--sp-3) var(--sp-6);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-primary);
  cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
button:hover, .btn:hover { border-color: var(--color-text-muted); }
button[disabled] { opacity: 0.5; cursor: not-allowed; }
button.primary, .btn.primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
button.primary:hover, .btn.primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
}

/* --- Form controls --- */
input[type="text"], input[type="password"], select, textarea {
  width: 100%;
  font-family: var(--font-ui);
  font-size: var(--fs-base);
  padding: var(--sp-3);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  color: var(--color-text-primary);
}
input:focus, select:focus, textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
  border-color: var(--color-accent);
}
label { display: block; font-size: var(--fs-sm); color: var(--color-text-muted); margin-bottom: var(--sp-1); }

/* --- Dropzone --- */
.dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-8);
  text-align: center;
  color: var(--color-text-muted);
  background: var(--color-surface);
  cursor: pointer;
  transition: border-color .15s, background .15s;
}
.dropzone:hover, .dropzone.over {
  border-color: var(--color-accent);
  background: #FFFBF5;
}

/* --- Code/URL display --- */
.code-block {
  background: var(--color-code-bg);
  color: #E8E0D6;
  font-family: var(--font-mono);
  font-size: var(--fs-sm);
  padding: var(--sp-4);
  border-radius: var(--radius-md);
  overflow-x: auto;
  word-break: break-all;
}
.code-block .highlight { color: var(--color-code-syntax); }


/* --- Responsive --- */
@media (max-width: 640px) {
  .page { padding: var(--sp-4) var(--sp-3); }
  .card { padding: var(--sp-4); }
  h1 { font-size: var(--fs-2xl); }
  h2 { font-size: var(--fs-xl); }
  button, .btn { width: 100%; }
  .btn-row button { width: auto; }
}

/* --- Utilities --- */
.muted { color: var(--color-text-muted); }

/* --- Status --- (must come after .muted so they win when both classes apply) */
.status-ok   { color: var(--color-success); }
.status-err  { color: var(--color-danger); font-weight: 600; }
.status-warn { color: var(--color-warning); }
.hidden { display: none !important; }
.row { display: flex; gap: var(--sp-3); flex-wrap: wrap; align-items: center; }
.grow { flex: 1; }