/* ─── Connor Walberg brand system ────────────────────────────────────────
 * Extracted from connorwalberg.com (Astro + Tailwind v4 main site).
 * Single source of truth for tool styling — every tool imports this.
 * If the main site brand updates, refresh tokens here and all tools follow.
 * ─────────────────────────────────────────────────────────────────────── */

:root {
  /* Colors — exact match to main site */
  --color-charcoal: #2a2b2a;
  --color-charcoal-light: #3d3f3d;
  --color-cream: #f8f4e3;
  --color-cream-dark: #ede8d6;
  --color-sage: #95b19a;
  --color-sky: #7cc6fe;
  --color-white: #ffffff;

  /* Semantic aliases (use these in tool CSS) */
  --bg: var(--color-cream);
  --bg-alt: var(--color-cream-dark);
  --bg-card: var(--color-white);
  --bg-input: var(--color-white);
  --text: var(--color-charcoal);
  --text-muted: color-mix(in srgb, var(--color-charcoal) 65%, transparent);
  --text-dim: color-mix(in srgb, var(--color-charcoal) 45%, transparent);
  --border: color-mix(in srgb, var(--color-charcoal) 15%, transparent);
  --border-strong: color-mix(in srgb, var(--color-charcoal) 35%, transparent);
  --accent: var(--color-sage);
  --accent-soft: color-mix(in srgb, var(--color-sage) 25%, transparent);
  --accent-dim: color-mix(in srgb, var(--color-sage) 12%, transparent);

  /* Status colors — kept from prior tools, tuned to fit the palette */
  --red: #c44;
  --red-bg: color-mix(in srgb, #c44 10%, transparent);
  --green: #4a8a5a;
  --green-bg: color-mix(in srgb, #4a8a5a 10%, transparent);
  --amber: #b8860b;
  --amber-bg: color-mix(in srgb, #b8860b 10%, transparent);
  --blue: var(--color-sky);
  --blue-bg: color-mix(in srgb, var(--color-sky) 14%, transparent);

  /* Typography */
  --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-display: 'Playfair Display', Georgia, serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;

  /* Radii — match main site exactly */
  --radius-input: 3px;
  --radius-btn: 6px;
  --radius-card: 16px;

  /* Spacing scale */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 24px;
  --space-6: 32px;
  --space-7: 48px;
  --space-8: 64px;
  --space-9: 96px;

  /* Motion */
  --ease-out: cubic-bezier(0, 0, 0.2, 1);
  --transition: 150ms var(--ease-out);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--bg);
  color: var(--text);
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a { color: inherit; }

/* Top brand bar (consistent across all tool pages) */
.brand-bar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-sage), var(--color-sky));
  z-index: 1000;
}

/* Parent-brand anchor — small strip above the gradient bar that links
 * back to the main connorwalberg.com site. Visible on every page so the
 * sub-app is always grounded in the parent brand. */
.top-brand-strip {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px 10px;
  font-family: var(--font-sans);
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-decoration: none;
  letter-spacing: 0.01em;
  width: 100%;
  border-bottom: 1px solid var(--border);
  background: transparent;
  transition: color var(--transition);
}
.top-brand-strip:hover { color: var(--text); }
.top-brand-strip img {
  display: block;
  border-radius: 3px;
  flex-shrink: 0;
}
.top-brand-strip .ext-arrow {
  width: 10px;
  height: 10px;
  opacity: 0.55;
  flex-shrink: 0;
}
.top-brand-strip:hover .ext-arrow { opacity: 1; }

/* ─── Typography ────────────────────────────────────────────────────── */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  color: var(--text);
  letter-spacing: -0.01em;
  line-height: 1.15;
  font-weight: 500;
}

h1 { font-size: clamp(28px, 4vw, 38px); }
h2 { font-size: clamp(22px, 3vw, 28px); }
h3 { font-size: 18px; font-weight: 500; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
}

/* ─── Buttons ───────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  background: var(--color-sage);
  color: var(--color-charcoal);
  border: none;
  border-radius: var(--radius-btn);
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 11.5px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  cursor: pointer;
  text-decoration: none;
  transition: background-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--color-sage) 90%, var(--color-charcoal));
  transform: translateY(-1px);
}

.btn:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-strong);
}

.btn-secondary:hover:not(:disabled) {
  background: color-mix(in srgb, var(--color-charcoal) 5%, transparent);
  border-color: var(--color-charcoal);
}

.btn-ghost {
  background: transparent;
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 6px 14px;
  font-size: 11px;
}

.btn-ghost:hover:not(:disabled) {
  color: var(--text);
  border-color: var(--border-strong);
}

/* ─── Inputs ────────────────────────────────────────────────────────── */
.input {
  width: 100%;
  padding: 12px 14px;
  background: var(--bg-input);
  border: 1px solid var(--border);
  border-radius: var(--radius-input);
  font-family: var(--font-sans);
  font-size: 15px;
  color: var(--text);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.input::placeholder { color: var(--text-dim); }

.input:focus {
  outline: none;
  border-color: var(--color-charcoal);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--color-charcoal) 12%, transparent);
}

/* Field labels only — scoped to <label> elements without a class, so wrapping
 * labels like <label class="radio-card"> keep their own styles. */
label:not([class]), .label {
  display: block;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 6px;
}

/* ─── Cards ─────────────────────────────────────────────────────────── */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-card);
  padding: 32px;
  box-shadow: 0 1px 3px color-mix(in srgb, var(--color-charcoal) 6%, transparent);
}

.card-accent {
  border-top: 2px solid var(--color-sage);
}

/* ─── Usage pill (AI credits) ───────────────────────────────────────── */
.usage-pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  background: var(--accent-dim);
  color: color-mix(in srgb, var(--color-sage) 70%, var(--color-charcoal));
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
}
.usage-pill svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
}

/* ─── AI chip + tool status ─────────────────────────────────────────── */
.ai-chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 9px;
  background: var(--accent-dim);
  color: color-mix(in srgb, var(--color-sage) 60%, var(--color-charcoal));
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.ai-chip svg {
  width: 10px;
  height: 10px;
  flex-shrink: 0;
}

.sparkle-icon {
  width: 12px;
  height: 12px;
  flex-shrink: 0;
}

.tool-status {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  margin-top: 14px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  font-size: 10.5px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.tool-status.tool-status-ai {
  color: color-mix(in srgb, var(--color-sage) 60%, var(--color-charcoal));
}
.tool-status svg {
  width: 11px;
  height: 11px;
  flex-shrink: 0;
}

/* ─── Alerts ────────────────────────────────────────────────────────── */
.alert {
  padding: 12px 14px;
  border-radius: var(--radius-input);
  font-size: 14px;
  line-height: 1.5;
}
.alert-error {
  background: var(--red-bg);
  color: var(--red);
  border: 1px solid color-mix(in srgb, var(--red) 25%, transparent);
}
.alert-success {
  background: var(--green-bg);
  color: var(--green);
  border: 1px solid color-mix(in srgb, var(--green) 25%, transparent);
}

/* ─── Container ─────────────────────────────────────────────────────── */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

@media (max-width: 768px) {
  .container { padding: 0 var(--space-4); }
}