/* Webhook Redirector — shared design system */

:root {
  color-scheme: light dark;

  --font-sans: ui-sans-serif, system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, 'Liberation Mono', 'Courier New', monospace;

  /* Light palette */
  --bg: #f7f8fb;
  --surface: #ffffff;
  --surface-subtle: #f1f4f9;
  --surface-muted: #eef1f6;
  --border: #e2e6ee;
  --border-strong: #cbd2de;
  --text: #0f172a;
  --text-muted: #64748b;
  --text-subtle: #94a3b8;

  --primary: #4f46e5;
  --primary-hover: #4338ca;
  --primary-soft: #eef2ff;

  --success: #15803d;
  --success-soft: #dcfce7;
  --warning: #b45309;
  --warning-soft: #fef3c7;
  --danger: #b91c1c;
  --danger-soft: #fee2e2;
  --info: #0369a1;
  --info-soft: #e0f2fe;

  --radius-sm: 6px;
  --radius: 10px;
  --radius-lg: 14px;

  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 8px 24px -6px rgba(15, 23, 42, 0.08);
  --shadow-lg: 0 12px 40px -12px rgba(15, 23, 42, 0.25);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b0f17;
    --surface: #121826;
    --surface-subtle: #172033;
    --surface-muted: #1b2438;
    --border: #253049;
    --border-strong: #334366;
    --text: #e6ebf5;
    --text-muted: #94a3b8;
    --text-subtle: #64748b;

    --primary: #818cf8;
    --primary-hover: #a5b4fc;
    --primary-soft: rgba(129, 140, 248, 0.15);

    --success: #4ade80;
    --success-soft: rgba(74, 222, 128, 0.12);
    --warning: #fbbf24;
    --warning-soft: rgba(251, 191, 36, 0.12);
    --danger: #f87171;
    --danger-soft: rgba(248, 113, 113, 0.14);
    --info: #60a5fa;
    --info-soft: rgba(96, 165, 250, 0.12);

    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.4), 0 8px 24px -6px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 12px 40px -12px rgba(0, 0, 0, 0.7);
  }
}

* { box-sizing: border-box; }

html, body { height: 100%; }

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 15px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

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

code, pre {
  font-family: var(--font-mono);
  font-size: 13px;
}

code {
  background: var(--surface-subtle);
  padding: 2px 6px;
  border-radius: 4px;
  border: 1px solid var(--border);
  color: var(--text);
  word-break: break-all;
}

pre {
  background: var(--surface-subtle);
  border: 1px solid var(--border);
  padding: 12px;
  border-radius: var(--radius-sm);
  overflow: auto;
  margin: 0;
  font-size: 12.5px;
  line-height: 1.45;
}

hr { border: 0; border-top: 1px solid var(--border); margin: 24px 0; }

h1, h2, h3, h4 { margin: 0; font-weight: 600; color: var(--text); letter-spacing: -0.01em; }
h1 { font-size: 20px; }
h2 { font-size: 18px; }
h3 { font-size: 15px; }
small { color: var(--text-muted); font-size: 12.5px; }

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

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--surface) 85%, transparent);
  backdrop-filter: saturate(180%) blur(10px);
  -webkit-backdrop-filter: saturate(180%) blur(10px);
  border-bottom: 1px solid var(--border);
}

.topbar__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 14px 24px;
  display: flex;
  align-items: center;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  color: var(--text);
}

.brand__mark {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  background: linear-gradient(135deg, #4f46e5, #9333ea);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 700;
  font-size: 13px;
  box-shadow: var(--shadow-sm);
}

.topbar__nav {
  display: flex;
  gap: 4px;
  margin-left: 12px;
}
.topbar__nav a {
  padding: 6px 10px;
  border-radius: 6px;
  color: var(--text-muted);
  font-size: 14px;
}
.topbar__nav a:hover { background: var(--surface-subtle); color: var(--text); text-decoration: none; }
.topbar__nav a.active { color: var(--text); background: var(--surface-subtle); }

.topbar__spacer { flex: 1; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  width: 100%;
}

.page-title {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 20px;
}
.page-title h1 { font-size: 22px; }
.page-title p { color: var(--text-muted); margin: 4px 0 0; font-size: 13px; }

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

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
}
.card + .card { margin-top: 16px; }

.card__header {
  padding: 16px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  border-bottom: 1px solid var(--border);
}
.card__header h2 { font-size: 16px; }
.card__header .subtitle { color: var(--text-muted); font-size: 13px; font-weight: normal; }

.card__body { padding: 20px; }
.card__body--compact { padding: 16px 20px; }
.card__footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  background: var(--surface-subtle);
  border-bottom-left-radius: var(--radius);
  border-bottom-right-radius: var(--radius);
  font-size: 13px;
  color: var(--text-muted);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  height: 36px;
  padding: 0 14px;
  font: inherit;
  font-weight: 500;
  font-size: 14px;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.12s ease, border-color 0.12s ease, transform 0.05s ease, color 0.12s ease;
  text-decoration: none;
}
.btn:hover { background: var(--surface-subtle); }
.btn:active { transform: translateY(1px); }
.btn:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }
.btn[disabled] { opacity: 0.55; cursor: not-allowed; transform: none; }

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

.btn--ghost { background: transparent; border-color: transparent; color: var(--text-muted); }
.btn--ghost:hover { background: var(--surface-subtle); color: var(--text); }

.btn--danger { color: var(--danger); border-color: color-mix(in srgb, var(--danger) 30%, var(--border-strong)); }
.btn--danger:hover { background: var(--danger-soft); }

.btn--sm { height: 30px; padding: 0 10px; font-size: 13px; }
.btn--xs { height: 26px; padding: 0 8px; font-size: 12.5px; }

.btn-group { display: inline-flex; gap: 6px; }

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

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 14px;
}
.field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text);
}
.field .hint { font-size: 12px; color: var(--text-muted); }
.field input[type="text"],
.field input[type="url"],
.field input[type="password"],
.field input[type="number"],
.field select,
.field textarea {
  width: 100%;
  min-height: 36px;
  padding: 8px 10px;
  font: inherit;
  font-size: 14px;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  transition: border-color 0.12s, box-shadow 0.12s;
}
.field input:focus,
.field select:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 25%, transparent);
}
.field input::placeholder { color: var(--text-subtle); }

.form-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0 20px;
}

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

.badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  height: 22px;
  padding: 0 8px;
  font-size: 12px;
  font-weight: 500;
  border-radius: 999px;
  background: var(--surface-subtle);
  color: var(--text-muted);
  border: 1px solid var(--border);
  white-space: nowrap;
}
.badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: currentColor;
  opacity: 0.9;
}
.badge--plain::before { display: none; }
.badge--active   { color: var(--success); background: var(--success-soft); border-color: transparent; }
.badge--inactive { color: var(--danger);  background: var(--danger-soft);  border-color: transparent; }
.badge--success  { color: var(--success); background: var(--success-soft); border-color: transparent; }
.badge--failed   { color: var(--danger);  background: var(--danger-soft);  border-color: transparent; }
.badge--pending  { color: var(--warning); background: var(--warning-soft); border-color: transparent; }
.badge--processing { color: var(--info); background: var(--info-soft); border-color: transparent; }

/* ---------- Rows / list items ---------- */

.row {
  padding: 16px 20px;
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  border-top: 1px solid var(--border);
  transition: background 0.15s;
}
.row:first-child { border-top: 0; }
.row:hover { background: var(--surface-subtle); }
.row--inactive { opacity: 0.8; }
.row__main { min-width: 0; flex: 1; }
.row__title {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}
.row__title .name { font-weight: 600; color: var(--text); }
.row__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 6px 14px;
  font-size: 13px;
  color: var(--text-muted);
  margin-top: 4px;
}
.row__meta span { display: inline-flex; align-items: center; gap: 4px; }
.row__meta strong { color: var(--text); font-weight: 500; }
.row__actions {
  display: flex;
  gap: 6px;
  flex-shrink: 0;
}

.empty {
  padding: 32px 20px;
  text-align: center;
  color: var(--text-muted);
  font-size: 14px;
}

/* ---------- Stat cards ---------- */

.stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 14px;
  margin-bottom: 20px;
}

.stat {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 16px 18px;
  box-shadow: var(--shadow-sm);
}
.stat__label {
  font-size: 12px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-weight: 600;
}
.stat__value {
  font-size: 26px;
  font-weight: 600;
  color: var(--text);
  margin-top: 4px;
  font-variant-numeric: tabular-nums;
}
.stat__sub { font-size: 12px; color: var(--text-muted); margin-top: 2px; }

/* ---------- Callout / info box ---------- */

.callout {
  border: 1px solid var(--border);
  background: var(--info-soft);
  border-left: 3px solid var(--info);
  border-radius: var(--radius-sm);
  padding: 12px 14px;
  font-size: 13.5px;
  color: var(--text);
  line-height: 1.55;
}
.callout ul { margin: 6px 0 0 18px; padding: 0; }
.callout li { margin: 2px 0; }
.callout code { background: var(--surface); }

/* ---------- Copyable URL ---------- */

.copyable {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: var(--surface-subtle);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 4px 6px 4px 10px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  max-width: 100%;
}
.copyable .url {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 420px;
}
.copyable button {
  font: inherit;
  background: transparent;
  color: var(--text-muted);
  border: 0;
  cursor: pointer;
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 12px;
}
.copyable button:hover { background: var(--surface); color: var(--text); }
.copyable button.copied { color: var(--success); }

/* ---------- Collapsible form ---------- */

.collapsible {
  border-top: 1px solid var(--border);
  padding: 0 20px;
}
.collapsible summary {
  padding: 14px 0;
  cursor: pointer;
  list-style: none;
  font-weight: 500;
  color: var(--primary);
  display: flex;
  align-items: center;
  gap: 6px;
}
.collapsible summary::-webkit-details-marker { display: none; }
.collapsible summary::before {
  content: '+';
  display: inline-block;
  width: 16px;
  height: 16px;
  border-radius: 4px;
  background: var(--primary-soft);
  color: var(--primary);
  line-height: 16px;
  text-align: center;
  font-weight: 700;
  font-size: 14px;
}
.collapsible[open] summary::before { content: '−'; }
.collapsible > .body { padding-bottom: 20px; }

/* ---------- Payload log items ---------- */

.log-item {
  border-top: 1px solid var(--border);
  padding: 12px 20px;
}
.log-item:first-child { border-top: 0; }
.log-item summary {
  list-style: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 13px;
  color: var(--text-muted);
}
.log-item summary::-webkit-details-marker { display: none; }
.log-item summary .left { display: inline-flex; align-items: center; gap: 10px; min-width: 0; }
.log-item summary .time { color: var(--text); font-weight: 500; font-variant-numeric: tabular-nums; }
.log-item summary .preview {
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.log-item[open] summary { color: var(--text); }
.log-item pre { margin-top: 10px; max-height: 420px; }

/* ---------- Toast ---------- */

.toast-stack {
  position: fixed;
  bottom: 20px;
  right: 20px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 100;
  max-width: calc(100vw - 40px);
}
.toast {
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-left: 3px solid var(--primary);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-lg);
  font-size: 13.5px;
  min-width: 220px;
  animation: toast-in 0.18s ease-out;
}
.toast--error   { border-left-color: var(--danger); }
.toast--success { border-left-color: var(--success); }
@keyframes toast-in {
  from { opacity: 0; transform: translateY(6px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ---------- Dialog (native) ---------- */

dialog {
  width: min(600px, calc(100% - 32px));
  max-height: calc(100vh - 60px);
  padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--surface);
  color: var(--text);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}
dialog::backdrop {
  background: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(2px);
}
.dialog__header {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.dialog__header h2 { font-size: 16px; }
.dialog__body {
  padding: 20px;
  max-height: calc(100vh - 200px);
  overflow-y: auto;
}
.dialog__footer {
  padding: 12px 20px;
  border-top: 1px solid var(--border);
  background: var(--surface-subtle);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}
.dialog__close {
  background: transparent;
  border: 0;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 20px;
  line-height: 1;
  padding: 4px 8px;
  border-radius: 6px;
}
.dialog__close:hover { background: var(--surface-subtle); color: var(--text); }

/* ---------- Utilities ---------- */

.hide { display: none !important; }
.spacer { flex: 1; }
.nowrap { white-space: nowrap; }
.text-muted { color: var(--text-muted); }
.mt-0 { margin-top: 0; }
.mt-16 { margin-top: 16px; }
.mb-0 { margin-bottom: 0; }

@media (max-width: 700px) {
  .topbar__inner { padding: 12px 16px; }
  .topbar__nav { display: none; }
  .container { padding: 16px; }
  .row { flex-direction: column; }
  .row__actions { align-self: stretch; justify-content: flex-end; }
  .copyable .url { max-width: 100%; }
}