/* ============================================================================
   homewood-platform core design system
   ============================================================================ */

:root {
  --color-navy: #1B3A5C;
  --color-blue: #2E6DA4;
  --color-blue-lt: #D6E8F7;
  --color-gray-bg: #F4F6F8;
  --color-gray-border: #DDE3EA;
  --color-gray-soft: #EEF2F6;
  --color-text: #1A1F26;
  --color-text-muted: #5D6A78;
  --color-danger: #C62828;
  --color-danger-lt: #FDECEC;
  --color-success: #2E7D32;
  --color-success-lt: #E6F4EA;
  --color-warning: #B76E00;
  --color-warning-lt: #FFF3E0;
  --color-white: #FFFFFF;

  --nav-width: 220px;
  --header-height: 56px;

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 10px;

  --shadow-sm: 0 1px 2px rgba(27, 58, 92, 0.06);
  --shadow-md: 0 4px 12px rgba(27, 58, 92, 0.08);

  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, "SF Mono", Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font-ui);
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-text);
  background: var(--color-gray-bg);
}

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

h1, h2, h3, h4 { margin: 0 0 0.5rem; color: var(--color-navy); font-weight: 600; }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.25rem; }
h3 { font-size: 1.1rem; }

code, pre { font-family: var(--font-mono); font-size: 0.85em; }
pre {
  background: var(--color-gray-soft);
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  overflow: auto;
  border: 1px solid var(--color-gray-border);
}

hr {
  border: 0;
  border-top: 1px solid var(--color-gray-border);
  margin: 1.5rem 0;
}

/* ---------------------------------------------------------------------------
   Layout
   --------------------------------------------------------------------------- */

.app-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-height);
  background: var(--color-navy);
  color: #fff;
  display: flex;
  align-items: center;
  padding: 0 1.25rem;
  z-index: 20;
  box-shadow: var(--shadow-sm);
}

.app-header .brand {
  color: #fff;
  font-weight: 600;
  font-size: 1.05rem;
  letter-spacing: 0.3px;
}
.app-header .brand:hover { text-decoration: none; opacity: 0.95; }

.app-header .header-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.9rem;
}
.app-header .header-right a { color: #D6E8F7; }
.app-header .header-right a:hover { color: #fff; }
.app-header .user-name { color: #fff; opacity: 0.85; }

.app-nav {
  position: fixed;
  top: var(--header-height);
  left: 0;
  bottom: 0;
  width: var(--nav-width);
  background: #fff;
  border-right: 1px solid var(--color-gray-border);
  padding: 1rem 0;
  overflow-y: auto;
  z-index: 10;
}

.app-nav .nav-section { padding: 0.25rem 0 0.75rem; }
.app-nav .nav-heading {
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 0.25rem 1.25rem 0.5rem;
}
.app-nav ul { list-style: none; margin: 0; padding: 0; }
.app-nav a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  color: var(--color-text);
  border-left: 3px solid transparent;
}
.app-nav a:hover {
  background: var(--color-blue-lt);
  text-decoration: none;
}
.app-nav a.active,
.app-nav a[aria-current="page"] {
  background: var(--color-blue-lt);
  color: var(--color-navy);
  border-left-color: var(--color-blue);
  font-weight: 600;
}

.app-main {
  margin-left: var(--nav-width);
  padding: calc(var(--header-height) + 1.5rem) 2rem 2rem;
  min-height: 100vh;
}

.app-main.no-nav {
  margin-left: 0;
}

.page-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1.25rem;
  gap: 1rem;
  flex-wrap: wrap;
}
.page-header h1 { margin: 0; }
.page-header .actions { display: flex; gap: 0.5rem; }

.container-narrow {
  max-width: 560px;
  margin: 4rem auto;
  padding: 0 1rem;
}

/* ---------------------------------------------------------------------------
   Cards / panels
   --------------------------------------------------------------------------- */

.card {
  background: #fff;
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: 1rem; }
.card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin: -0.25rem 0 1rem;
}
.card-header h2, .card-header h3 { margin: 0; }
.card-muted { color: var(--color-text-muted); font-size: 0.9em; }

.grid { display: grid; gap: 1rem; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 900px) {
  .grid-cols-3, .grid-cols-4 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
  .grid-cols-2, .grid-cols-3, .grid-cols-4 { grid-template-columns: 1fr; }
  .app-main { padding: calc(var(--header-height) + 1rem) 1rem 1rem; margin-left: 0; }
  .app-nav { display: none; }
}

.stat-card {
  background: #fff;
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-lg);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-sm);
}
.stat-card .label {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}
.stat-card .value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-navy);
  margin-top: 0.25rem;
}
.stat-card .sub { color: var(--color-text-muted); font-size: 0.85rem; }

/* ---------------------------------------------------------------------------
   Tables
   --------------------------------------------------------------------------- */

.table {
  width: 100%;
  border-collapse: collapse;
  background: #fff;
}
.table th, .table td {
  padding: 0.65rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--color-gray-border);
  vertical-align: middle;
}
.table th {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-text-muted);
  background: var(--color-gray-soft);
}
.table tr:hover td { background: var(--color-gray-soft); }
.table .num { text-align: right; font-variant-numeric: tabular-nums; }
.table .mono { font-family: var(--font-mono); font-size: 0.85em; }

.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-lg);
  background: #fff;
}

/* ---------------------------------------------------------------------------
   Badges
   --------------------------------------------------------------------------- */

.badge {
  display: inline-block;
  padding: 0.15rem 0.55rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  background: var(--color-gray-soft);
  color: var(--color-text-muted);
  border: 1px solid var(--color-gray-border);
}
.badge-blue    { background: var(--color-blue-lt);    color: var(--color-navy);    border-color: transparent; }
.badge-success { background: var(--color-success-lt); color: var(--color-success); border-color: transparent; }
.badge-warn    { background: var(--color-warning-lt); color: var(--color-warning); border-color: transparent; }
.badge-danger  { background: var(--color-danger-lt);  color: var(--color-danger);  border-color: transparent; }

/* ---------------------------------------------------------------------------
   Buttons
   --------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  padding: 0.5rem 0.9rem;
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-text);
  border: 1px solid var(--color-gray-border);
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  text-decoration: none;
  transition: background 120ms, border-color 120ms;
}
.btn:hover { background: var(--color-gray-soft); text-decoration: none; }
.btn:disabled, .btn.disabled { opacity: 0.6; cursor: not-allowed; }

.btn-primary {
  background: var(--color-blue);
  color: #fff;
  border-color: var(--color-blue);
}
.btn-primary:hover { background: var(--color-navy); border-color: var(--color-navy); }

.btn-danger {
  background: #fff;
  color: var(--color-danger);
  border-color: var(--color-danger);
}
.btn-danger:hover { background: var(--color-danger-lt); }

.btn-sm { padding: 0.3rem 0.6rem; font-size: 0.8rem; }

.btn-link {
  background: transparent;
  border: 0;
  color: var(--color-blue);
  padding: 0;
}
.btn-link:hover { background: transparent; text-decoration: underline; }

.btn-row { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* ---------------------------------------------------------------------------
   Forms
   --------------------------------------------------------------------------- */

.form { display: grid; gap: 0.9rem; }
.form-row { display: grid; gap: 0.9rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 600px) { .form-row { grid-template-columns: 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 0.3rem; }
.form-group label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--color-text);
}
.form-hint { font-size: 0.8rem; color: var(--color-text-muted); }

input[type="text"],
input[type="email"],
input[type="password"],
input[type="number"],
input[type="search"],
select,
textarea {
  font: inherit;
  width: 100%;
  padding: 0.55rem 0.65rem;
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--color-text);
}
input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--color-blue);
  box-shadow: 0 0 0 3px rgba(46, 109, 164, 0.15);
}
textarea { min-height: 6rem; font-family: var(--font-mono); font-size: 0.9em; }

.check { display: flex; gap: 0.5rem; align-items: center; }
.check input { width: auto; }

/* ---------------------------------------------------------------------------
   Alerts
   --------------------------------------------------------------------------- */

.alert {
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  margin-bottom: 1rem;
}
.alert-info    { background: var(--color-blue-lt);    color: var(--color-navy);    border-color: var(--color-blue); }
.alert-success { background: var(--color-success-lt); color: var(--color-success); border-color: var(--color-success); }
.alert-warning { background: var(--color-warning-lt); color: var(--color-warning); border-color: var(--color-warning); }
.alert-danger  { background: var(--color-danger-lt);  color: var(--color-danger);  border-color: var(--color-danger); }

/* ---------------------------------------------------------------------------
   Utility / helpers
   --------------------------------------------------------------------------- */

.muted { color: var(--color-text-muted); }
.text-sm { font-size: 0.85em; }
.text-right { text-align: right; }
.mono { font-family: var(--font-mono); }
.truncate {
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.space-between { display: flex; justify-content: space-between; align-items: center; gap: 1rem; }
.inline-form { display: inline; }
.gap-1 { gap: 0.25rem; }
.gap-2 { gap: 0.5rem; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

/* ---------------------------------------------------------------------------
   Copy-to-clipboard block (used on API key creation)
   --------------------------------------------------------------------------- */

.copy-block {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-navy);
  color: #fff;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  word-break: break-all;
}
.copy-block .copy-key { flex: 1; }
.copy-block .btn {
  background: rgba(255, 255, 255, 0.12);
  color: #fff;
  border-color: rgba(255, 255, 255, 0.25);
}
.copy-block .btn:hover {
  background: rgba(255, 255, 255, 0.22);
}

/* ---------------------------------------------------------------------------
   Auth screen
   --------------------------------------------------------------------------- */

.auth-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, var(--color-gray-bg), #fff);
  padding: 1rem;
}
.auth-card {
  width: 100%;
  max-width: 380px;
  background: #fff;
  padding: 2rem;
  border: 1px solid var(--color-gray-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.auth-card h1 { text-align: center; margin-bottom: 1.25rem; }