/* ==================================================================
   Tokens
   ================================================================== */
:root {
  --bg: #f6f7f9;
  --surface: #ffffff;
  --surface-2: #f2f4f7;
  --border: #e3e6eb;
  --border-strong: #cfd4dc;
  --text: #16191d;
  --muted: #646b75;
  --primary: #16a34a;
  --primary-hover: #15803d;
  --primary-text: #ffffff;
  --focus: color-mix(in srgb, var(--primary) 40%, transparent);
  --ok: #15803d;
  --ok-bg: #dcfce7;
  --warn: #b45309;
  --warn-bg: #fef3c7;
  --off: #5b626c;
  --off-bg: #eceef1;
  --danger: #dc2626;
  --danger-hover: #b91c1c;
  --danger-bg: #fee2e2;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05);
  --shadow-lg: 0 24px 48px rgba(16, 24, 40, .18);

  --radius-sm: 8px;
  --radius: 12px;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --control-h: 36px;
  --control-h-sm: 30px;

  --font: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1013;
    --surface: #16191e;
    --surface-2: #1e2229;
    --border: #2a2f37;
    --border-strong: #3a414c;
    --text: #e8eaed;
    --muted: #98a0ab;
    --primary: #22c55e;
    --primary-hover: #16a34a;
    --primary-text: #052e14;
    --ok: #4ade80;
    --ok-bg: rgba(34, 197, 94, .14);
    --warn: #fbbf24;
    --warn-bg: rgba(251, 191, 36, .14);
    --off: #9ca3af;
    --off-bg: rgba(156, 163, 175, .14);
    --danger: #f87171;
    --danger-hover: #ef4444;
    --danger-bg: rgba(248, 113, 113, .14);
    --shadow: 0 1px 2px rgba(0, 0, 0, .4);
    --shadow-lg: 0 24px 48px rgba(0, 0, 0, .55);
    color-scheme: dark;
  }
}

/* ==================================================================
   Base
   ================================================================== */
* { box-sizing: border-box; }
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { margin: 0; letter-spacing: -.01em; }
h1 { font-size: 22px; line-height: 1.3; }
h2 { font-size: 16px; line-height: 1.4; }
p { margin: 0; }
code, .mono { font-family: var(--mono); font-size: .92em; }
code { padding: 1px 5px; border-radius: 4px; background: var(--surface-2); }
.muted { color: var(--muted); }
.small { font-size: 12px; }

.icon {
  width: 16px; height: 16px; flex: none;
  fill: none; stroke: currentColor; stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
}

/* ==================================================================
   Layout
   ================================================================== */
.brand { display: flex; align-items: center; gap: var(--space-2); font-weight: 700; }
.brand-lg { font-size: 20px; margin-bottom: var(--space-3); }
.brand-mark {
  width: 22px; height: 22px; border-radius: 6px; background: var(--primary);
  box-shadow: inset 0 0 0 5px color-mix(in srgb, var(--primary) 60%, white);
}

.topbar {
  position: sticky; top: 0; z-index: 5;
  display: flex; align-items: center; justify-content: space-between;
  padding: var(--space-3) var(--space-6);
  background: var(--surface); border-bottom: 1px solid var(--border);
}
.topbar-actions { display: flex; align-items: center; gap: var(--space-3); }

.container { max-width: 1100px; margin: 0 auto; padding: var(--space-6); }
.page-head {
  display: flex; align-items: flex-end; justify-content: space-between; gap: var(--space-4);
  margin-bottom: var(--space-5);
}
.page-head .muted { margin-top: 2px; }

/* ==================================================================
   Controls
   ================================================================== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: var(--control-h); padding: 0 14px;
  border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text);
  font: 500 14px/1 var(--font); white-space: nowrap; cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
}
.btn:hover { background: var(--surface-2); }
.btn:focus-visible, .icon-btn:focus-visible, .tab:focus-visible, .stat:focus-visible, .chip:focus-visible {
  outline: 2px solid var(--focus); outline-offset: 2px;
}
.btn:disabled { opacity: .55; cursor: progress; }
.btn-sm { height: var(--control-h-sm); padding: 0 10px; font-size: 13px; }
.btn-sm .icon { width: 14px; height: 14px; }
.btn-block { width: 100%; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--primary-text); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: var(--danger-hover); border-color: var(--danger-hover); }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-ghost:hover { background: var(--surface-2); }
.btn-ghost-danger { background: transparent; border-color: transparent; color: var(--danger); }
.btn-ghost-danger:hover { background: var(--danger-bg); }

.icon-btn {
  display: inline-grid; place-items: center; flex: none;
  width: var(--control-h-sm); height: var(--control-h-sm);
  border: 0; border-radius: var(--radius-sm); background: transparent; color: var(--muted); cursor: pointer;
}
.icon-btn:hover { background: var(--surface-2); color: var(--text); }

.input, .field input, .field select, .field textarea {
  width: 100%; min-height: var(--control-h); padding: 7px 10px;
  border-radius: var(--radius-sm); border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); font: 14px/1.4 var(--font);
}
.field textarea { resize: vertical; }
.field input.mono, .input.mono { font-family: var(--mono); font-size: 13px; }
.input:focus, .field input:focus, .field select:focus, .field textarea:focus {
  outline: 2px solid var(--focus); outline-offset: 1px; border-color: var(--primary);
}
::placeholder { color: color-mix(in srgb, var(--muted) 70%, transparent); }

.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: var(--space-4); min-width: 0; }
.field-label { font-weight: 500; font-size: 13px; }
.hint { color: var(--muted); font-size: 12px; line-height: 1.45; }
.form-error {
  margin-top: var(--space-3); padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm);
  background: var(--danger-bg); color: var(--danger); font-size: 13px;
}
.row { display: flex; gap: var(--space-2); }
.row .input { flex: 1; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 0 var(--space-3); }

/* Switch: every on/off option uses this, with an optional hint below the label. */
.switch { display: flex; align-items: flex-start; gap: var(--space-3); margin-bottom: var(--space-4); cursor: pointer; }
.switch input { position: absolute; opacity: 0; pointer-events: none; }
.switch-track {
  position: relative; flex: none; width: 34px; height: 20px; margin-top: 1px;
  border-radius: 999px; background: var(--border-strong); transition: background .15s;
}
.switch-track::after {
  content: ""; position: absolute; top: 2px; left: 2px; width: 16px; height: 16px; border-radius: 50%;
  background: #fff; box-shadow: 0 1px 2px rgba(0, 0, 0, .25); transition: transform .15s;
}
.switch input:checked + .switch-track { background: var(--primary); }
.switch input:checked + .switch-track::after { transform: translateX(14px); }
.switch input:focus-visible + .switch-track { outline: 2px solid var(--focus); outline-offset: 2px; }
.switch-text { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.switch-label { font-weight: 500; }

/* Checkbox: only for multi-select lists (webhook events). */
.check { display: flex; align-items: center; gap: var(--space-2); cursor: pointer; }
.check input { width: 16px; height: 16px; margin: 0; accent-color: var(--primary); }

.chip {
  display: inline-flex; align-items: center; gap: 6px; height: var(--control-h-sm); padding: 0 10px;
  border-radius: 999px; border: 1px solid var(--border); background: var(--surface);
  color: var(--text); font: 500 12px/1 var(--font); cursor: pointer;
}
.chip:hover { background: var(--surface-2); }
.chip .icon { width: 12px; height: 12px; }

/* ==================================================================
   Sections, badges, tabs
   ================================================================== */
.section { margin-top: var(--space-6); padding-top: var(--space-5); border-top: 1px solid var(--border); }
.section-title { font-size: 13px; font-weight: 600; margin-bottom: 2px; }
.section .hint { margin-bottom: var(--space-3); }
.section-title + :not(.hint) { margin-top: var(--space-3); }

.badge {
  display: inline-flex; align-items: center; gap: 6px; height: 22px; padding: 0 8px;
  border-radius: 999px; font-size: 12px; font-weight: 600; white-space: nowrap;
}
.badge::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: currentColor; }
.badge-open { color: var(--ok); background: var(--ok-bg); }
.badge-connecting { color: var(--warn); background: var(--warn-bg); }
.badge-connecting::before { animation: pulse 1.2s infinite; }
.badge-close { color: var(--off); background: var(--off-bg); }
@keyframes pulse { 50% { opacity: .3; } }

.tabs {
  display: flex; gap: var(--space-1); padding: 0 var(--space-5);
  border-bottom: 1px solid var(--border); overflow-x: auto; scrollbar-width: none;
}
.tab {
  border: 0; background: transparent; color: var(--muted); font: 500 14px/1 var(--font);
  padding: var(--space-3) var(--space-2); margin-bottom: -1px;
  border-bottom: 2px solid transparent; cursor: pointer; white-space: nowrap;
}
.tab:hover { color: var(--text); }
.tab.active { color: var(--text); border-bottom-color: var(--primary); }

/* ==================================================================
   Login
   ================================================================== */
.login { min-height: 100vh; display: grid; place-items: center; padding: var(--space-4); }
.login-card {
  width: 100%; max-width: 380px; padding: var(--space-6);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
}
.login-card > .muted { margin-bottom: var(--space-5); }
.login-card .field { margin-bottom: 0; }
.login-card .btn-block { margin-top: var(--space-5); }

/* ==================================================================
   Dashboard
   ================================================================== */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-3); margin-bottom: var(--space-4); }
.stat {
  display: flex; flex-direction: column; align-items: flex-start; gap: 2px; padding: var(--space-4);
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); font: inherit; color: inherit; cursor: pointer; text-align: left;
  transition: border-color .15s;
}
.stat:hover { border-color: var(--border-strong); }
.stat.active { border-color: var(--primary); }
.stat-value { font-size: 24px; font-weight: 700; line-height: 1.15; font-variant-numeric: tabular-nums; }
.stat-value.ok { color: var(--ok); }
.stat-value.warn { color: var(--warn); }
.stat-value.off { color: var(--off); }
.stat-label { color: var(--muted); font-size: 12px; }

.toolbar { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-3); }
.search { position: relative; flex: 0 1 360px; }
.search .icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--muted); pointer-events: none; }
.search .input { padding-left: 34px; }

.list { display: flex; flex-direction: column; gap: var(--space-2); }
.card {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: var(--space-4); align-items: center;
  padding: var(--space-4); background: var(--surface);
  border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow);
}
.card-main { display: flex; align-items: center; gap: var(--space-3); min-width: 0; }
.avatar {
  flex: none; width: 40px; height: 40px; border-radius: 50%; display: grid; place-items: center;
  background: var(--surface-2); color: var(--muted); font-weight: 700;
}
.card-info { min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.card-title { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.card-name { font-family: var(--mono); font-size: 13px; font-weight: 600; overflow-wrap: anywhere; }
.meta { display: flex; flex-wrap: wrap; gap: var(--space-1) var(--space-4); color: var(--muted); font-size: 12px; }
.meta-item { display: inline-flex; align-items: center; gap: 5px; }
.meta-item .icon { width: 13px; height: 13px; }
.meta-item.error { color: var(--danger); }
.card-actions { display: flex; gap: 6px; flex-wrap: wrap; justify-content: flex-end; }

.empty { text-align: center; padding: 48px var(--space-4); border: 1px dashed var(--border-strong); border-radius: var(--radius); }
.empty-title { font-weight: 600; margin-bottom: var(--space-1); }

/* ==================================================================
   Dialogs (modal + drawer share header, body and footer)
   ================================================================== */
dialog { border: 0; padding: 0; color: var(--text); background: var(--surface); box-shadow: var(--shadow-lg); }
dialog::backdrop { background: rgba(10, 12, 16, .45); }
.modal { width: min(460px, calc(100vw - 32px)); border-radius: var(--radius); }
.modal-sm { width: min(400px, calc(100vw - 32px)); }
.modal-head {
  display: flex; align-items: flex-start; justify-content: space-between; gap: var(--space-3);
  padding: var(--space-4) var(--space-5); border-bottom: 1px solid var(--border);
}
.modal-head + .tabs { margin-top: 0; }
.modal-title { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.title-meta { display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; }
.modal-body { padding: var(--space-5); }
.modal-body > :last-child, .drawer-body form > :last-child { margin-bottom: 0; }
.modal-foot {
  display: flex; justify-content: flex-end; gap: var(--space-2);
  padding: var(--space-3) var(--space-5); border-top: 1px solid var(--border);
}
.confirm-message { color: var(--muted); }

.drawer {
  margin: 0 0 0 auto; height: 100vh; max-height: 100vh; width: min(560px, 100vw);
  display: none; flex-direction: column;
}
.drawer[open] { display: flex; }
.drawer-body { flex: 1; overflow-y: auto; padding: var(--space-5); }

/* ==================================================================
   Connect
   ================================================================== */
.qr-box {
  width: 264px; height: 264px; margin: 0 auto var(--space-4); border-radius: var(--radius);
  background: #fff; border: 1px solid var(--border); display: grid; place-items: center; overflow: hidden;
}
.qr-box img { width: 248px; height: 248px; image-rendering: pixelated; }
.qr-state { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); padding: var(--space-4); color: #555; text-align: center; font-weight: 500; }
.qr-box.done { background: var(--ok-bg); }
.qr-box.done .qr-state { color: var(--ok); font-size: 15px; }
.qr-box.done .icon { width: 32px; height: 32px; }
.steps { margin: 0; padding-left: 18px; color: var(--muted); font-size: 13px; }
.steps li + li { margin-top: 2px; }
.pair-code {
  margin-bottom: var(--space-4); padding: var(--space-4); border-radius: var(--radius); background: var(--surface-2);
  text-align: center; font-size: 28px; font-weight: 700; letter-spacing: .16em;
}

/* ==================================================================
   Configure panes
   ================================================================== */
.events { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-2) var(--space-3); }
.events .check span { font-family: var(--mono); font-size: 12px; }
.headers { display: flex; flex-direction: column; gap: var(--space-2); margin-bottom: var(--space-2); }
.headers:empty { display: none; }
.header-row { display: grid; grid-template-columns: 1fr 1fr auto; gap: var(--space-2); align-items: center; }

.logs { display: flex; flex-direction: column; gap: 6px; }
.log {
  display: grid; grid-template-columns: 44px minmax(0, 1fr) auto; gap: var(--space-3); align-items: start;
  padding: var(--space-2) var(--space-3); border-radius: var(--radius-sm); background: var(--surface-2); font-size: 12px;
}
.log-status { font-family: var(--mono); font-weight: 700; }
.log-status.ok { color: var(--ok); }
.log-status.fail { color: var(--danger); }
.log-body { display: flex; flex-direction: column; gap: 2px; min-width: 0; }
.log-body .mono { color: var(--muted); overflow-wrap: anywhere; }
.log-body .error { color: var(--danger); }

.code {
  margin: 0; padding: var(--space-3); border-radius: var(--radius-sm); background: var(--surface-2);
  font: 12px/1.55 var(--mono); white-space: pre-wrap; overflow-wrap: anywhere; max-height: 360px; overflow: auto;
}

.info { display: grid; grid-template-columns: max-content minmax(0, 1fr); gap: var(--space-3) var(--space-5); margin: 0; }
.info dt { color: var(--muted); }
.info dd { margin: 0; display: flex; align-items: center; gap: var(--space-2); flex-wrap: wrap; overflow-wrap: anywhere; }
.info dd .mono { font-size: 13px; }

/* ==================================================================
   Toasts
   ================================================================== */
.toasts { position: fixed; right: var(--space-4); bottom: var(--space-4); z-index: 100; display: flex; flex-direction: column; gap: var(--space-2); }
.toast {
  display: flex; align-items: center; gap: var(--space-2);
  min-width: 240px; max-width: 380px; padding: 10px 14px; border-radius: var(--radius-sm);
  background: var(--text); color: var(--bg); box-shadow: var(--shadow-lg); font-weight: 500;
  animation: slide .2s ease-out;
}
.toast .icon { color: var(--primary); }
.toast.error { background: var(--danger); color: #fff; }
.toast.error .icon { color: #fff; }
@keyframes slide { from { transform: translateY(8px); opacity: 0; } }

/* ==================================================================
   Responsive
   ================================================================== */
@media (max-width: 760px) {
  .container { padding: var(--space-4); }
  .topbar { padding: var(--space-3) var(--space-4); }
  #server-info { display: none; }
  .page-head { flex-direction: column; align-items: stretch; }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .search { flex: 1; }
  .card { grid-template-columns: 1fr; gap: var(--space-3); }
  .card-actions { justify-content: flex-start; }
  .events, .grid-2 { grid-template-columns: 1fr; }
  .tabs, .modal-head, .modal-foot { padding-left: var(--space-4); padding-right: var(--space-4); }
  .modal-body, .drawer-body { padding: var(--space-4); }
  .toasts { left: var(--space-4); }
  .toast { max-width: none; }
}