/* Appingenuity ID — shared page styles. Loaded by views/welcome.eta and
 * views/signin.eta. Self-hosted (no external font fetch); uses the
 * native font stack so it renders consistently with the platform.
 */

:root {
  color-scheme: light dark;

  --brand: #0a2540;
  --brand-strong: #06192e;
  --accent: #0066cc;
  --accent-hover: #0055aa;
  --accent-soft: rgba(0, 102, 204, 0.08);
  --success: #0a7f3f;
  --success-soft: rgba(10, 127, 63, 0.08);
  --danger: #b00020;
  --danger-soft: rgba(176, 0, 32, 0.08);

  --bg: #f7f8fa;
  --surface: #ffffff;
  --border: #e3e6ec;
  --border-strong: #c9ced8;
  --text: #1a1f2c;
  --text-muted: #5a6478;
  --text-faint: #8b94a6;

  --radius: 12px;
  --radius-sm: 8px;
  --shadow-card: 0 1px 2px rgba(10, 37, 64, 0.04), 0 4px 16px rgba(10, 37, 64, 0.06);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0d121b;
    --surface: #161c28;
    --border: #283142;
    --border-strong: #3a4459;
    --text: #e8ecf3;
    --text-muted: #a4adbf;
    --text-faint: #6b7689;
    --accent-soft: rgba(120, 170, 240, 0.12);
    --success-soft: rgba(80, 200, 130, 0.12);
    --danger-soft: rgba(255, 110, 130, 0.12);
    --shadow-card: 0 1px 2px rgba(0, 0, 0, 0.2), 0 4px 16px rgba(0, 0, 0, 0.3);
  }
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font-family:
    -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue",
    Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--accent);
  text-decoration: none;
}
a:hover { text-decoration: underline; }

code {
  background: var(--accent-soft);
  color: var(--text);
  padding: 0.1em 0.35em;
  border-radius: 4px;
  font: inherit;
  font-family: ui-monospace, "SF Mono", Menlo, Monaco, Consolas, monospace;
  font-size: 0.9em;
}

/* ─── Layout shell ──────────────────────────────────────────────────── */

.shell {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}

.site-header-inner {
  max-width: 960px;
  margin: 0 auto;
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  color: var(--brand);
  font-weight: 700;
  letter-spacing: -0.01em;
  font-size: 1.05rem;
  text-decoration: none;
}
@media (prefers-color-scheme: dark) {
  .brand { color: var(--text); }
}
.brand-mark {
  width: 28px; height: 28px;
  display: inline-grid; place-items: center;
  background: var(--accent);
  color: white;
  border-radius: 8px;
  font-weight: 800; font-size: 0.85rem;
  letter-spacing: 0.02em;
}

.main {
  flex: 1;
  width: 100%;
  max-width: 560px;
  margin: 0 auto;
  padding: 2rem 1.25rem;
}

.site-footer {
  border-top: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-faint);
  font-size: 0.85rem;
  padding: 1rem 1.25rem;
  text-align: center;
}
.site-footer a { color: var(--text-muted); }

/* ─── Typography ────────────────────────────────────────────────────── */

h1 {
  font-size: 1.75rem;
  line-height: 1.2;
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.02em;
  color: var(--text);
}
h2 {
  font-size: 1.15rem;
  line-height: 1.3;
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.01em;
  color: var(--text);
}
p { margin: 0 0 0.75rem 0; }
.subtitle { color: var(--text-muted); margin-bottom: 1.5rem; }
.muted { color: var(--text-muted); }
.small { font-size: 0.9rem; }

/* ─── Cards and panels ──────────────────────────────────────────────── */

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow-card);
}
.card + .card { margin-top: 1rem; }
.card-tight { padding: 1rem 1.25rem; }

.panel {
  border-radius: var(--radius-sm);
  padding: 1rem 1.25rem;
  margin: 1rem 0;
}
.panel-success {
  background: var(--success-soft);
  border: 1px solid color-mix(in srgb, var(--success) 30%, transparent);
  color: var(--text);
}
.panel-success h2 { color: var(--success); }

/* ─── Forms / buttons ───────────────────────────────────────────────── */

label {
  display: block;
  font-weight: 600;
  font-size: 0.92rem;
  color: var(--text);
  margin-bottom: 0.35rem;
}

input[type="email"],
input[type="text"] {
  width: 100%;
  padding: 0.75rem 0.9rem;
  font: inherit;
  font-size: 1rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  transition: border-color 120ms ease, box-shadow 120ms ease;
}
input[type="email"]:focus,
input[type="text"]:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

button, .btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.1rem;
  font: inherit;
  font-size: 1rem;
  font-weight: 600;
  line-height: 1.2;
  cursor: pointer;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  background: var(--accent);
  color: white;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease, transform 60ms ease;
}
button:hover, .btn:hover { background: var(--accent-hover); }
button:active, .btn:active { transform: translateY(1px); }
button:disabled { opacity: 0.5; cursor: not-allowed; }

button.secondary, .btn.secondary {
  background: transparent;
  color: var(--accent);
  border-color: var(--accent);
}
button.secondary:hover { background: var(--accent-soft); }

button.ghost {
  background: transparent;
  color: var(--text-muted);
  border-color: var(--border-strong);
  padding: 0.45rem 0.9rem;
  font-size: 0.92rem;
}
button.ghost:hover {
  background: var(--accent-soft);
  color: var(--text);
  border-color: var(--accent);
}

.button-row {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
  margin-top: 0.75rem;
}

.divider {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin: 1.5rem 0 1rem 0;
  color: var(--text-faint);
  font-size: 0.85rem;
  letter-spacing: 0.02em;
  text-transform: uppercase;
}
.divider::before, .divider::after {
  content: '';
  flex: 1;
  border-top: 1px solid var(--border);
}

/* ─── Feedback / inline state ──────────────────────────────────────── */

.feedback {
  margin-top: 1.25rem;
  padding: 0.85rem 1rem;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
}
.feedback.success {
  background: var(--success-soft);
  border-color: color-mix(in srgb, var(--success) 30%, transparent);
}
.feedback.success h2 { color: var(--success); margin-top: 0; }
.feedback.error {
  background: var(--danger-soft);
  border-color: color-mix(in srgb, var(--danger) 30%, transparent);
  color: var(--text);
}
.feedback .inline-error {
  color: var(--danger);
  margin: 0;
}

/* ─── Page-specific tweaks ─────────────────────────────────────────── */

.welcome-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0 0;
}
.welcome-list li {
  display: flex;
  align-items: baseline;
  gap: 0.75rem;
  padding: 0.4rem 0;
  border-bottom: 1px solid var(--border);
}
.welcome-list li:last-child { border-bottom: none; }
.welcome-list .label { font-weight: 600; }
.welcome-list .meta { color: var(--text-muted); font-size: 0.9rem; }

.expandable {
  margin: 1rem 0;
}
.expandable summary {
  cursor: pointer;
  color: var(--accent);
  padding: 0.4rem 0;
  font-weight: 500;
}
.expandable[open] summary { font-weight: 600; }
.expandable p { margin: 0.5rem 0; color: var(--text-muted); font-size: 0.95em; }

.recovery-codes-section {
  margin-top: 1rem;
  display: none;
}
.recovery-codes-section[data-visible='true'] { display: block; }

@media (max-width: 480px) {
  h1 { font-size: 1.5rem; }
  .main { padding: 1.25rem 1rem; }
  .card { padding: 1.25rem; }
  .site-header-inner { padding: 0.7rem 1rem; }
}