/* YARP Gateway Admin UI — Aspire-inspired theme (dark default, light toggle) */

/* ── Dark theme (default) ─────────────────────────────────────────────────── */
:root {
  --bg: #0f1117;
  --surface: #1a1d27;
  --surface2: #22263a;
  --border: #2e3350;
  --accent: #7c6af7;
  --accent-soft: #3f3676;
  --text: #e2e8f0;
  --text-muted: #8892b0;
  --success: #36d399;
  --warning: #fbbd23;
  --error: #f87272;
  --info: #3abff8;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', monospace;
  --log-bg: #0a0c14;
  --code-bg: #0a0c14;
  color-scheme: dark;
}

/* ── Light theme ──────────────────────────────────────────────────────────── */
:root.light {
  --bg: #f5f6fa;
  --surface: #ffffff;
  --surface2: #eef0f6;
  --border: #dde1ed;
  --accent: #6c5ce7;
  --accent-soft: #ede9fb;
  --text: #1e2235;
  --text-muted: #6b7280;
  --success: #059669;
  --warning: #d97706;
  --error: #dc2626;
  --info: #0284c7;
  --log-bg: #f0f1f6;
  --code-bg: #f0f1f6;
  color-scheme: light;
}

/* Theme toggle button */
.theme-toggle {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  color: var(--text-muted);
  padding: 5px 8px;
  font-size: 15px;
  line-height: 1;
  transition: background .15s, color .15s;
}
.theme-toggle:hover { background: var(--surface2); color: var(--text); }
* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; }
body { background: var(--bg); color: var(--text); font-family: var(--font); font-size: 14px; display: flex; }

/* Sidebar */
.sidebar {
  width: 220px; min-height: 100vh; background: var(--surface);
  border-right: 1px solid var(--border); display: flex; flex-direction: column;
  position: fixed; top: 0; left: 0; bottom: 0; z-index: 100;
}
.sidebar-brand {
  padding: 20px 16px 16px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 10px;
}
.sidebar-brand .logo { width: 28px; height: 28px; }
.sidebar-brand .name { font-weight: 700; font-size: 15px; color: var(--accent); }
.sidebar-brand .version { font-size: 11px; color: var(--text-muted); }
.sidebar-nav { flex: 1; padding: 8px 0; overflow-y: auto; }
.nav-section { padding: 12px 16px 4px; font-size: 10px; font-weight: 600; letter-spacing: .08em; color: var(--text-muted); text-transform: uppercase; }
.nav-item { display: flex; align-items: center; gap: 10px; padding: 9px 16px; cursor: pointer; color: var(--text-muted); transition: background .15s, color .15s; text-decoration: none; font-size: 13px; }
.nav-item:hover { background: var(--surface2); color: var(--text); }
.nav-item.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.nav-item svg { width: 16px; height: 16px; flex-shrink: 0; }
.sidebar-footer { padding: 12px 16px; border-top: 1px solid var(--border); font-size: 11px; color: var(--text-muted); }

/* Main content */
.main { margin-left: 220px; flex: 1; display: flex; flex-direction: column; min-height: 100vh; }
.topbar { background: var(--surface); border-bottom: 1px solid var(--border); padding: 0 24px; height: 52px; display: flex; align-items: center; justify-content: space-between; position: sticky; top: 0; z-index: 50; }
.topbar-title { font-size: 15px; font-weight: 600; }
.topbar-actions { display: flex; gap: 8px; align-items: center; }
.content { padding: 24px; flex: 1; }

/* Cards */
.card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; }
.card-header { padding: 14px 18px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; }
.card-title { font-size: 13px; font-weight: 600; display: flex; align-items: center; gap: 8px; }
.card-body { padding: 16px 18px; }

/* Stats grid */
.stats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 14px; margin-bottom: 24px; }
.stat-card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 16px 18px; }
.stat-label { font-size: 11px; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; margin-bottom: 6px; }
.stat-value { font-size: 26px; font-weight: 700; font-variant-numeric: tabular-nums; }
.stat-value.accent { color: var(--accent); }
.stat-value.success { color: var(--success); }
.stat-value.error { color: var(--error); }
.stat-value.warning { color: var(--warning); }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th { padding: 8px 12px; text-align: left; font-size: 11px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: .06em; border-bottom: 1px solid var(--border); }
td { padding: 10px 12px; border-bottom: 1px solid var(--border); font-size: 13px; vertical-align: middle; }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface2); }

/* Badges */
.badge { display: inline-flex; align-items: center; gap: 4px; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge-success { background: color-mix(in srgb, var(--success) 15%, transparent); color: var(--success); }
.badge-error   { background: color-mix(in srgb, var(--error) 15%, transparent); color: var(--error); }
.badge-warning { background: color-mix(in srgb, var(--warning) 15%, transparent); color: var(--warning); }
.badge-info    { background: color-mix(in srgb, var(--info) 15%, transparent); color: var(--info); }
.badge-neutral { background: var(--surface2); color: var(--text-muted); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 7px 14px; border-radius: 6px; font-size: 13px; font-weight: 500; cursor: pointer; border: none; transition: opacity .15s, background .15s; text-decoration: none; }
.btn-primary  { background: var(--accent); color: #fff; }
.btn-primary:hover { opacity: .85; }
.btn-outline  { background: transparent; color: var(--text-muted); border: 1px solid var(--border); }
.btn-outline:hover { background: var(--surface2); color: var(--text); }
.btn-danger   { background: color-mix(in srgb, var(--error) 15%, transparent); color: var(--error); border: 1px solid color-mix(in srgb, var(--error) 30%, transparent); }
.btn-danger:hover { background: color-mix(in srgb, var(--error) 25%, transparent); }
.btn-sm { padding: 4px 10px; font-size: 12px; }
.btn-icon { padding: 6px; border-radius: 6px; background: transparent; border: none; cursor: pointer; color: var(--text-muted); transition: background .15s, color .15s; }
.btn-icon:hover { background: var(--surface2); color: var(--text); }

/* Forms */
.form-group { margin-bottom: 16px; }
label { display: block; font-size: 12px; font-weight: 500; color: var(--text-muted); margin-bottom: 5px; }
input[type=text], input[type=number], input[type=url], input[type=password],
input[type=email], select, textarea, .form-input {
  width: 100%; background: var(--surface2); border: 1px solid var(--border); color: var(--text);
  border-radius: 6px; padding: 8px 12px; font-size: 13px; outline: none;
  font-family: var(--font);
}
input:focus, select:focus, textarea:focus, .form-input:focus { border-color: var(--accent); }
select, select.form-input { appearance: none; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* Log viewer */
.log-console {
  background: var(--log-bg); border: 1px solid var(--border); border-radius: 8px;
  font-family: var(--font-mono); font-size: 12px; line-height: 1.6;
  height: 480px; overflow-y: auto; padding: 12px;
}
.log-line { display: flex; gap: 10px; padding: 1px 0; }
.log-ts { color: var(--text-muted); flex-shrink: 0; }
.log-level { width: 60px; flex-shrink: 0; font-weight: 600; }
.log-level.info    { color: var(--info); }
.log-level.warning { color: var(--warning); }
.log-level.error   { color: var(--error); }
.log-svc  { color: var(--accent); flex-shrink: 0; min-width: 80px; }
.log-msg  { color: var(--text); word-break: break-all; }

/* Health indicator dot */
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; flex-shrink: 0; }
.dot-success { background: var(--success); box-shadow: 0 0 6px var(--success); }
.dot-error   { background: var(--error);   box-shadow: 0 0 6px var(--error); }
.dot-warning { background: var(--warning); box-shadow: 0 0 6px var(--warning); }
.dot-neutral { background: var(--text-muted); }

/* Modal */
.modal-overlay { position: fixed; inset: 0; background: rgba(0,0,0,.6); z-index: 200; display: flex; align-items: center; justify-content: center; }
.modal { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; width: 520px; max-width: 95vw; max-height: 90vh; overflow-y: auto; }
.modal-header { padding: 16px 20px; border-bottom: 1px solid var(--border); display: flex; align-items: center; justify-content: space-between; font-weight: 600; font-size: 15px; }
.modal-body { padding: 20px; }
.modal-footer { padding: 14px 20px; border-top: 1px solid var(--border); display: flex; justify-content: flex-end; gap: 8px; }
.hidden { display: none !important; }

/* Code block */
pre { background: var(--code-bg); border: 1px solid var(--border); border-radius: 6px; padding: 12px; font-family: var(--font-mono); font-size: 12px; overflow-x: auto; white-space: pre-wrap; word-break: break-all; color: var(--text); }

/* Toast notifications */
#toast-container { position: fixed; bottom: 20px; right: 20px; z-index: 300; display: flex; flex-direction: column; gap: 8px; }
.toast { background: var(--surface2); border: 1px solid var(--border); border-radius: 8px; padding: 12px 16px; font-size: 13px; display: flex; align-items: center; gap: 10px; box-shadow: 0 4px 20px rgba(0,0,0,.4); animation: slideIn .2s ease; min-width: 240px; }
.toast.success { border-left: 3px solid var(--success); }
.toast.error   { border-left: 3px solid var(--error); }
.toast.info    { border-left: 3px solid var(--accent); }
@keyframes slideIn { from { transform: translateX(40px); opacity: 0; } to { transform: translateX(0); opacity: 1; } }

/* Scrollbar */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--surface); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* Chart placeholder */
.mini-chart { display: flex; align-items: flex-end; gap: 2px; height: 32px; }
.mini-bar { flex: 1; background: var(--accent); opacity: .4; border-radius: 2px 2px 0 0; min-height: 2px; transition: opacity .15s; }
.mini-bar.active { opacity: .8; }