/*
 * Longhouse Control Plane — Warm Gold Design System
 * Derived from web/src/styles/tokens.css
 */

/* =============================================================================
   Design Tokens
   ============================================================================= */

:root {
  /* Brand */
  --color-brand-primary: #C9A66B;
  --color-brand-primary-hover: #B8923C;
  --color-brand-accent: #D4A843;

  /* Semantic */
  --color-success: #5D9B4A;
  --color-success-muted: rgba(93, 155, 74, 0.15);
  --color-error: #C45040;
  --color-error-muted: rgba(196, 80, 64, 0.15);

  /* Text */
  --color-text-primary: #F3EAD9;
  --color-text-secondary: #B5A48E;
  --color-text-muted: #8A7A64;
  --color-text-inverse: #120B09;

  /* Surfaces */
  --color-void: #120B09;
  --color-surface-card: #1A1410;
  --color-surface-elevated: #211C15;
  --color-surface-input: rgba(26, 20, 16, 0.6);

  /* Borders */
  --color-border-primary: #3d3428;
  --color-border-subtle: #2a2418;
  --color-border-muted: #231E16;

  /* Typography */
  --font-display: 'General Sans', 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'SF Mono', monospace;

  /* Spacing */
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;

  /* Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;

  /* Shadows */
  --shadow-card: 0 8px 32px rgba(18, 11, 9, 0.4);
  --shadow-glow: 0 0 15px rgba(201, 166, 107, 0.25);

  /* Motion */
  --duration-fast: 150ms;
  --duration-normal: 250ms;
  --easing: cubic-bezier(0.4, 0, 0.2, 1);
}


/* =============================================================================
   Reset & Base
   ============================================================================= */

*, *::before, *::after { box-sizing: border-box; }

body {
  font-family: var(--font-base);
  margin: 0;
  color: var(--color-text-primary);
  background: var(--color-void);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: var(--color-brand-primary);
  transition: color var(--duration-fast) var(--easing);
}
a:hover { color: var(--color-brand-primary-hover); }

strong { color: var(--color-text-primary); }
small { color: var(--color-text-muted); }
p { color: var(--color-text-secondary); margin: 0.5rem 0; }
code { font-family: var(--font-mono); }


/* =============================================================================
   Layout
   ============================================================================= */

.container {
  max-width: 560px;
  margin: 0 auto;
  padding: 2rem 1.5rem;
}

body.page-auth .container {
  max-width: 520px;
  padding-top: 0.75rem;
  padding-bottom: 1.25rem;
}

.hero-center {
  text-align: center;
  padding: 1.5rem 0 1rem;
}

body.page-auth .hero-center {
  padding: 0.5rem 0 0.5rem;
}

.hero-logo {
  width: 36px;
  height: 36px;
  margin-bottom: var(--space-2);
}

body.page-auth .hero-logo {
  margin-bottom: 6px;
}

.hero-center h1 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--color-text-primary);
  margin: 0 0 0.25rem 0;
}

.subtitle {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

body.page-auth .subtitle {
  margin-bottom: 0.5rem;
}


/* =============================================================================
   Navigation
   ============================================================================= */

.nav {
  background: rgba(18, 11, 9, 0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border-muted);
  padding: 0.75rem 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav a {
  color: var(--color-text-primary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
}

.nav a:hover { color: var(--color-brand-primary); }

.nav-links {
  display: flex;
  gap: 1.25rem;
  align-items: center;
}

.nav-links .nav-muted { color: var(--color-text-muted); }
.nav-links .nav-muted:hover { color: var(--color-text-secondary); }


/* =============================================================================
   Typography
   ============================================================================= */

h1 {
  font-family: var(--font-display);
  font-size: 1.75rem;
  font-weight: 700;
  margin: 0 0 0.5rem 0;
  letter-spacing: -0.02em;
  color: var(--color-text-primary);
}

h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 600;
  margin: 0 0 1rem 0;
  color: var(--color-text-primary);
}


/* =============================================================================
   Card
   ============================================================================= */

.card {
  background: var(--color-surface-card);
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1rem;
  box-shadow: var(--shadow-card);
  transition: border-color var(--duration-fast) var(--easing);
}

body.page-auth .card {
  margin-bottom: 0.75rem;
}

.card:hover {
  border-color: var(--color-border-subtle);
}


/* =============================================================================
   Forms
   ============================================================================= */

label {
  display: block;
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  font-weight: 500;
}

input[type="text"],
input[type="email"],
input[type="password"],
input[type="url"] {
  width: 100%;
  padding: 0.6rem 0.75rem;
  margin-top: 0.35rem;
  border: 1px solid var(--color-border-primary);
  border-radius: var(--radius-md);
  background: var(--color-surface-input);
  color: var(--color-text-primary);
  font-family: var(--font-base);
  font-size: 0.95rem;
  outline: none;
  transition: border-color var(--duration-fast) var(--easing),
              box-shadow var(--duration-fast) var(--easing);
}

input:focus {
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 2px rgba(201, 166, 107, 0.2);
}

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


/* =============================================================================
   Buttons
   ============================================================================= */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.6rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-family: var(--font-base);
  font-weight: 500;
  font-size: 0.95rem;
  cursor: pointer;
  border: 1px solid transparent;
  line-height: 1.4;
  transition: all var(--duration-fast) var(--easing);
  white-space: nowrap;
}

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

.btn-primary {
  background: var(--color-brand-primary);
  color: var(--color-text-inverse);
  font-weight: 600;
}

.btn-primary:hover:not(:disabled) {
  background: var(--color-brand-primary-hover);
  box-shadow: var(--shadow-glow);
  transform: translateY(-1px);
}

.btn-secondary {
  background: var(--color-surface-elevated);
  color: var(--color-text-primary);
  border-color: var(--color-border-primary);
}

.btn-secondary:hover:not(:disabled) {
  background: var(--color-border-subtle);
  border-color: var(--color-brand-primary);
}

.btn-danger {
  background: var(--color-error-muted);
  color: #e87c6f;
  border-color: rgba(196, 80, 64, 0.3);
}

.btn-danger:hover:not(:disabled) {
  background: rgba(196, 80, 64, 0.25);
}

button[type="submit"] { margin-top: 1rem; }


/* =============================================================================
   Alerts
   ============================================================================= */

.alert {
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin-bottom: 1rem;
  font-size: 0.9rem;
}

.alert-error {
  background: var(--color-error-muted);
  border: 1px solid rgba(196, 80, 64, 0.3);
  color: #e87c6f;
}

.alert-success {
  background: var(--color-success-muted);
  border: 1px solid rgba(93, 155, 74, 0.3);
  color: #7cc46a;
}

.alert-info {
  background: rgba(201, 166, 107, 0.08);
  border: 1px solid rgba(201, 166, 107, 0.2);
  color: var(--color-brand-primary);
  font-size: 0.8rem;
  text-align: center;
}

.alert-warning {
  background: rgba(234, 179, 8, 0.08);
  border: 1px solid rgba(234, 179, 8, 0.25);
  color: #d4a520;
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.btn-inline-link {
  background: none;
  border: none;
  padding: 0;
  color: #d4a520;
  text-decoration: underline;
  cursor: pointer;
  font-size: inherit;
}


/* =============================================================================
   Table
   ============================================================================= */

table { border-collapse: collapse; width: 100%; margin-top: 0.75rem; }

th {
  text-align: left;
  padding: 0.6rem;
  border-bottom: 1px solid var(--color-border-primary);
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}

td {
  text-align: left;
  padding: 0.6rem;
  border-bottom: 1px solid var(--color-border-muted);
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}


/* =============================================================================
   Status Badges
   ============================================================================= */

.status-active { color: var(--color-success); font-weight: 600; }
.status-provisioning { color: var(--color-brand-accent); font-weight: 600; }
.status-canceled { color: var(--color-error); font-weight: 600; }
.status-failed { color: var(--color-error); font-weight: 600; }


/* =============================================================================
   Instance Meta
   ============================================================================= */

.instance-url {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.95rem;
  color: var(--color-brand-primary);
  margin: 0.25rem 0;
}

.meta-row { display: flex; gap: 2rem; margin: 1rem 0; }
.meta-item { display: flex; flex-direction: column; gap: 0.15rem; }
.meta-label {
  font-size: 0.75rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 600;
}
.meta-value { font-size: 0.95rem; color: var(--color-text-primary); }
.actions { display: flex; gap: 0.75rem; margin-top: 1.5rem; }


/* =============================================================================
   Spinner
   ============================================================================= */

.spinner {
  display: inline-block;
  width: 28px;
  height: 28px;
  border: 3px solid var(--color-border-primary);
  border-top-color: var(--color-brand-primary);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }


/* =============================================================================
   Divider
   ============================================================================= */

.divider {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 0.75rem 0;
}

.divider-line {
  flex: 1;
  height: 1px;
  background: var(--color-border-primary);
}

.divider-text {
  color: var(--color-text-muted);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}


/* =============================================================================
   Google Button
   ============================================================================= */

.google-btn svg { flex-shrink: 0; }

/* GitHub Button */
.github-btn svg { flex-shrink: 0; }


/* =============================================================================
   Subdomain Picker
   ============================================================================= */

.slug-row {
  display: flex;
  align-items: stretch;
  border: 1px solid var(--color-border-primary);
  border-radius: 10px;
  overflow: hidden;
  background: var(--color-surface-input);
  transition: border-color var(--duration-normal) var(--easing),
              box-shadow var(--duration-normal) var(--easing);
}

.slug-row:focus-within {
  border-color: var(--color-brand-primary);
  box-shadow: 0 0 0 2px rgba(201, 166, 107, 0.2);
}

.slug-row.valid {
  border-color: rgba(93, 155, 74, 0.6);
  box-shadow: 0 0 0 2px rgba(93, 155, 74, 0.15);
}

.slug-row.invalid {
  border-color: rgba(196, 80, 64, 0.5);
  box-shadow: 0 0 0 2px rgba(196, 80, 64, 0.12);
}

.slug-input {
  flex: 1;
  padding: 0.75rem 0.9rem;
  background: transparent;
  border: none;
  color: var(--color-text-primary);
  font-size: 1rem;
  font-family: var(--font-mono);
  outline: none;
  min-width: 0;
  letter-spacing: 0.01em;
}

.slug-suffix {
  display: flex;
  align-items: center;
  padding: 0 0.9rem;
  background: rgba(26, 20, 16, 0.4);
  border-left: 1px solid var(--color-border-muted);
  color: var(--color-text-muted);
  font-size: 0.95rem;
  font-family: var(--font-mono);
  white-space: nowrap;
  user-select: none;
}

.check-badge {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 0.65rem;
  font-size: 0.875rem;
  min-height: 1.4rem;
  transition: opacity var(--duration-fast) var(--easing);
}

.check-badge.hidden { opacity: 0; }
.check-badge.ok { color: var(--color-success); }
.check-badge.err { color: var(--color-error); }
.check-badge.loading { color: var(--color-text-muted); }

.preview-block {
  background: rgba(201, 166, 107, 0.06);
  border: 1px solid rgba(201, 166, 107, 0.15);
  border-radius: 10px;
  padding: 1rem 1.25rem;
  margin: 1.25rem 0;
  display: none;
}

.preview-block.visible { display: block; }

.preview-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-text-muted);
  font-weight: 600;
  margin-bottom: 0.3rem;
}

.preview-url {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-brand-primary);
  word-break: break-all;
}

.hint-row { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: 1rem; }

.hint-chip {
  background: var(--color-surface-elevated);
  border: 1px solid var(--color-border-primary);
  border-radius: 6px;
  padding: 0.2rem 0.6rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  cursor: pointer;
  transition: all 0.12s;
  font-family: var(--font-mono);
}

.hint-chip:hover {
  background: rgba(201, 166, 107, 0.1);
  border-color: rgba(201, 166, 107, 0.3);
  color: var(--color-brand-primary);
}


/* =============================================================================
   Utility
   ============================================================================= */

.text-center { text-align: center; }
.text-muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.875rem; }
.text-xs { font-size: 0.8rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 0.75rem; }
.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mt-6 { margin-top: 2rem; }
.w-full { width: 100%; }
.max-w-form { max-width: 400px; margin-left: auto; margin-right: auto; }
.max-w-form-lg { max-width: 480px; margin-left: auto; margin-right: auto; }
.mono { font-family: var(--font-mono); }

.url-badge {
  font-family: var(--font-mono);
  font-size: 1rem;
  color: var(--color-brand-primary);
  background: rgba(201, 166, 107, 0.08);
  border: 1px solid rgba(201, 166, 107, 0.2);
  border-radius: var(--radius-md);
  padding: 0.45rem 0.85rem;
}

.pad-hero { padding: 3rem; }


/* =============================================================================
   Responsive
   ============================================================================= */

@media (max-width: 640px) {
  .container {
    padding: 1.5rem 1rem;
  }

  body.page-auth .container {
    padding-top: 0.5rem;
    padding-bottom: 1rem;
  }

  .hero-center {
    padding: 1rem 0 0.75rem;
  }

  body.page-auth .hero-center {
    padding: 0.375rem 0 0.375rem;
  }

  .hero-center h1 {
    font-size: 1.25rem;
  }

  .hero-logo {
    width: 28px;
    height: 28px;
  }

  .card {
    padding: 1.25rem;
    border-radius: var(--radius-md);
  }

  .max-w-form,
  .max-w-form-lg {
    max-width: 100%;
  }

  .btn {
    padding: 0.6rem 1.25rem;
    font-size: 0.9rem;
  }

  .meta-row {
    flex-direction: column;
    gap: 0.75rem;
  }

  .nav {
    padding: 0.65rem 1rem;
  }

  .nav-links {
    gap: 0.75rem;
  }

  .pad-hero {
    padding: 2rem 1rem;
  }

  .slug-suffix {
    font-size: 0.85rem;
    padding: 0 0.6rem;
  }
}