/* ---------- Reset & tokens ---------- */
*, *::before, *::after { box-sizing: border-box; }

:root {
  --bg:        #0a0a0a;
  --bg-1:      #111113;
  --bg-2:      #16161a;
  --bg-3:      #1c1c22;
  --border:    #26262e;
  --border-2:  #33333d;
  --fg:        #e6e6ea;
  --fg-mute:   #9a9aa6;
  --fg-dim:    #5e5e6a;
  --accent:    #7c9cff;
  --accent-2:  #5b7bff;
  --ok:        #4ade80;
  --warn:      #f5b454;
  --err:       #f87171;
  --info:      #60a5fa;

  --r:    6px;
  --r-sm: 4px;
  --gap:  12px;

  --font-ui:   "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

/* ---------- Layout ---------- */
header {
  border-bottom: 1px solid var(--border);
  padding: 14px 28px;
  display: flex;
  align-items: center;
  gap: 14px;
  background: var(--bg-1);
}
header h1 {
  margin: 0;
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: var(--fg);
}
header h1::before {
  content: "■";
  color: var(--accent);
  margin-right: 8px;
}
header small {
  color: var(--fg-mute);
  font-weight: 400;
  font-size: 12px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
header .spacer { flex: 1; }
.backend-url {
  background: var(--bg);
  color: var(--fg-mute);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  padding: 6px 10px;
  font: 11px var(--font-mono);
  width: 240px;
}
.backend-url:focus { color: var(--fg); border-color: var(--accent); outline: none; }

/* Health pill animation when checking */
.pill.checking {
  color: var(--warn);
  border-color: rgba(245,180,84,.3);
}
.pill.checking::before { animation: pulse 1s ease-in-out infinite; }
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: .3; } }

main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 28px;
  display: grid;
  gap: 28px;
}

section {
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 20px 24px;
}

h2 {
  margin: 0 0 16px;
  font-size: 13px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-mute);
  display: flex;
  align-items: center;
  gap: 10px;
}
h2 span { color: var(--fg); text-transform: none; letter-spacing: 0; }

h3 {
  margin: 24px 0 10px;
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
}
h4 {
  margin: 20px 0 8px;
  font-size: 12px;
  font-weight: 600;
  color: var(--fg-mute);
}

/* ---------- Table ---------- */
table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: 12px;
}
thead th {
  text-align: left;
  font-weight: 500;
  color: var(--fg-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 11px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  background: transparent;
}
tbody td {
  padding: 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
  color: var(--fg);
}
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover td { background: var(--bg-2); }

tr.group-header td {
  background: var(--bg-2);
  border-bottom: 1px solid var(--border);
  padding: 6px 10px;
  font: 600 11px var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-mute);
}
tr.group-header:hover td { background: var(--bg-3); }
.group-name { color: var(--accent); }

td a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px dashed transparent;
}
td a:hover { border-bottom-color: var(--accent); }

/* ---------- Forms ---------- */
form {
  display: flex;
  flex-wrap: wrap;
  gap: var(--gap);
  align-items: flex-start;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  padding: 14px;
}

input, select, textarea {
  background: var(--bg);
  color: var(--fg);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  padding: 8px 10px;
  font: 12px var(--font-mono);
  min-width: 140px;
  outline: none;
  transition: border-color .12s ease, background .12s ease;
}
input::placeholder, textarea::placeholder { color: var(--fg-dim); }
input:focus, select:focus, textarea:focus {
  border-color: var(--accent);
  background: var(--bg-1);
}
textarea {
  flex: 1 1 100%;
  min-height: 70px;
  resize: vertical;
  font-family: var(--font-mono);
}
select { cursor: pointer; }

/* ---------- Buttons ---------- */
button {
  background: var(--bg-3);
  color: var(--fg);
  border: 1px solid var(--border-2);
  border-radius: var(--r-sm);
  padding: 8px 14px;
  font: 500 12px var(--font-ui);
  cursor: pointer;
  transition: background .12s ease, border-color .12s ease, color .12s ease;
  letter-spacing: 0.02em;
}
button:hover:not(:disabled) { background: var(--border); border-color: var(--fg-dim); }
button:disabled { opacity: .5; cursor: not-allowed; }

button[type="submit"], #sd-install {
  background: var(--accent);
  color: #0a0a0a;
  border-color: var(--accent);
  font-weight: 600;
}
button[type="submit"]:hover:not(:disabled),
#sd-install:hover:not(:disabled) {
  background: var(--accent-2);
  border-color: var(--accent-2);
}

button.icon {
  padding: 6px 10px;
  background: transparent;
  color: var(--fg-mute);
}
button.icon:hover { color: var(--fg); background: var(--bg-2); }

button.del, button.ddel, button.adel {
  background: transparent;
  color: var(--fg-mute);
  border-color: var(--border);
  padding: 4px 10px;
  font-size: 11px;
}
button.del:hover, button.ddel:hover, button.adel:hover {
  color: var(--err);
  border-color: var(--err);
  background: transparent;
}

button.danger {
  background: transparent;
  color: var(--err);
  border-color: rgba(248,113,113,.35);
}
button.danger:hover:not(:disabled) {
  background: rgba(248,113,113,.08);
  border-color: var(--err);
  color: var(--err);
}

label.checkbox {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font: 12px var(--font-ui);
  color: var(--fg-mute);
  padding: 6px 10px;
  cursor: pointer;
}
label.checkbox input { margin: 0; min-width: auto; }
label.checkbox:hover { color: var(--fg); }

.stat {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
  color: var(--fg);
  transition: opacity .15s ease;
}
.stat.zero { color: var(--fg-dim); }
/* loading просто приглушает значение, не стирая его */
.stat.loading { opacity: .45; }
/* sum row — выделение справа от Forward */
.stat.sum {
  text-align: right;
  font-weight: 600;
  border-top: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--accent);
}
tfoot tr td { border-bottom: none; }

#bulk-modal[hidden] { display: none; }
#bulk-modal {
  position: fixed; inset: 0; z-index: 100;
  display: flex; align-items: center; justify-content: center;
}
#bulk-bar {
  display: flex; align-items: center; gap: 12px;
  padding: 8px 14px;
  margin-bottom: 8px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  font-size: 12px;
  color: var(--fg-mute);
}
#bulk-bar[hidden] { display: none; }
#bulk-bar #bulk-count { color: var(--accent); font-weight: 600; font-family: var(--font-mono); }
.bulk-row {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
}
.bulk-row:last-child { border-bottom: none; }
.bulk-row .ic-ok { color: var(--ok); }
.bulk-row .ic-bad { color: var(--err); }
.bulk-row .ic-wait { color: var(--fg-dim); }
.bulk-row .err { color: var(--err); font-size: 11px; margin-top: 4px; word-break: break-all; }
/* Custom checkbox — компактный, в стиле панели */
input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  min-width: 14px;
  border: 1px solid var(--border-2);
  border-radius: 3px;
  background: var(--bg);
  cursor: pointer;
  position: relative;
  margin: 0;
  vertical-align: middle;
  transition: border-color .12s ease, background .12s ease;
}
input[type="checkbox"]:hover { border-color: var(--fg-dim); }
input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
}
input[type="checkbox"]:checked::after {
  content: "";
  position: absolute;
  left: 3px; top: 0;
  width: 4px; height: 8px;
  border: solid #0a0a0a;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}
input[type="checkbox"]:indeterminate {
  background: var(--accent);
  border-color: var(--accent);
}
input[type="checkbox"]:indeterminate::after {
  content: "";
  position: absolute;
  left: 2px; top: 5px;
  width: 8px; height: 2px;
  background: #0a0a0a;
}
input[type="checkbox"]:focus-visible { outline: 1px solid var(--accent); outline-offset: 2px; }

/* В таблице — узкая колонка, центрируем */
#domains th:first-child, #domains td:first-child {
  width: 28px;
  padding-left: 10px; padding-right: 4px;
  text-align: center;
}

/* Health column */
.health-cell {
  text-align: center;
  cursor: pointer;
  font-family: var(--font-mono);
  letter-spacing: 1px;
  font-size: 13px;
  user-select: none;
}
.health-cell:hover { background: var(--bg-2); }
.health-cell .h-ok    { color: var(--ok); }
.health-cell .h-warn  { color: var(--warn); }
.health-cell .h-bad   { color: var(--err); }
.health-cell .h-unk   { color: var(--fg-dim); }

/* Modal */
#health-modal[hidden] { display: none; }
#health-modal {
  position: fixed; inset: 0;
  z-index: 100;
  display: flex; align-items: center; justify-content: center;
}
.modal-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.6);
}
.modal-card {
  position: relative;
  background: var(--bg-1);
  border: 1px solid var(--border);
  border-radius: var(--r);
  width: min(560px, 92vw);
  max-height: 85vh;
  overflow: auto;
  box-shadow: 0 10px 40px rgba(0,0,0,.5);
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}
.modal-head h3 { margin: 0; font-size: 13px; text-transform: uppercase; letter-spacing: .08em; color: var(--fg); }
.modal-body { padding: 16px 20px; }
.modal-body .check {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 10px;
  padding: 10px 0;
  border-bottom: 1px solid var(--border);
}
.modal-body .check:last-child { border-bottom: none; }
.modal-body .check .label {
  font-size: 11px; text-transform: uppercase; letter-spacing: .08em;
  color: var(--fg-dim);
}
.modal-body .check .val {
  font-family: var(--font-mono); font-size: 12px; color: var(--fg);
  margin-top: 2px;
}
.modal-body .check .err {
  color: var(--err); font-size: 11px; margin-top: 4px;
  font-family: var(--font-mono);
  word-break: break-all;
}
.modal-body .check .icon-cell { font-size: 16px; line-height: 1; padding-top: 2px; }

/* ---------- Status pills ---------- */
.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 3px 9px;
  border-radius: 999px;
  font: 500 11px var(--font-mono);
  text-transform: lowercase;
  letter-spacing: 0.03em;
  background: var(--bg-3);
  color: var(--fg-mute);
  border: 1px solid var(--border-2);
  white-space: nowrap;
}
.pill::before {
  content: "";
  width: 6px; height: 6px; border-radius: 50%;
  background: currentColor;
}
.pill.status-online       { color: var(--ok);   border-color: rgba(74,222,128,.3); }
.pill.status-error        { color: var(--err);  border-color: rgba(248,113,113,.3); }
.pill.status-pending      { color: var(--fg-mute); }
.pill.status-ssh_ok       { color: var(--info); border-color: rgba(96,165,250,.3); }
.pill.status-npm_installing { color: var(--warn); border-color: rgba(245,180,84,.3); }

/* ---------- Server detail header ---------- */
.detail-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}
.detail-head h2 { margin: 0; }
.detail-head .spacer { flex: 1; }
.detail-meta {
  display: flex;
  gap: 24px;
  margin-bottom: 20px;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
}
.detail-meta div { display: flex; flex-direction: column; gap: 4px; }
.detail-meta label {
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--fg-dim);
}
.detail-meta .val { font-family: var(--font-mono); font-size: 12px; color: var(--fg); }
#sd-msg {
  color: var(--err);
  font-family: var(--font-mono);
  font-size: 12px;
  margin: 0 0 16px;
  min-height: 1em;
}
#sd-msg:empty { display: none; }

/* ---------- Empty state ---------- */
.empty {
  padding: 24px;
  text-align: center;
  color: var(--fg-dim);
  font-style: italic;
  border: 1px dashed var(--border-2);
  border-radius: var(--r);
}

/* ---------- Tabs nav ---------- */
.tabs {
  display: flex;
  gap: 0;
  max-width: 1100px;
  margin: 28px auto 0;
  padding: 0 28px;
  border-bottom: 1px solid var(--border);
}
.tab {
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  border-radius: 0;
  color: var(--fg-mute);
  padding: 10px 18px;
  font: 500 12px var(--font-ui);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: color .12s, border-color .12s;
}
.tab:hover { color: var(--fg); }
.tab.active {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

/* ---------- Error toast ---------- */
#error-container {
  position: fixed;
  bottom: 20px;
  right: 20px;
  z-index: 200;
  display: flex;
  flex-direction: column;
  gap: 10px;
  max-width: 520px;
}
.error-toast {
  background: var(--bg-1);
  border: 1px solid var(--err);
  border-radius: var(--r);
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
  animation: slideIn .2s ease-out;
}
@keyframes slideIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
.error-toast-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
  font: 600 11px var(--font-ui);
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--err);
}
.error-toast-body {
  padding: 12px 14px;
  margin: 0;
  font: 11px/1.5 var(--font-mono);
  color: var(--fg);
  white-space: pre-wrap;
  word-break: break-word;
  max-height: 300px;
  overflow-y: auto;
}

/* ---------- Folder cards ---------- */
#folders-view {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 12px;
}
.folder-card {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--r);
  cursor: pointer;
  transition: border-color .12s ease, background .12s ease;
}
.folder-card:hover {
  border-color: var(--accent);
  background: var(--bg-3);
}
.folder-card.active {
  border-color: var(--ok);
  box-shadow: 0 0 0 1px var(--ok);
}
.folder-icon { font-size: 22px; line-height: 1; }
.folder-info { display: flex; flex-direction: column; gap: 2px; }
.folder-name {
  font: 500 13px var(--font-ui);
  color: var(--fg);
}
.folder-count {
  font: 400 11px var(--font-mono);
  color: var(--fg-dim);
}

/* ---------- SSH password ---------- */
#sd-ssh-pass {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ssh-hidden {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg-dim);
  letter-spacing: 2px;
}
.ssh-visible {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--fg);
  user-select: all;
}
.ssh-toggle {
  padding: 2px 6px !important;
  font-size: 13px !important;
  line-height: 1;
}

/* ---------- Folder delete button in folders tab ---------- */
button.copy-info {
  background: transparent;
  color: var(--fg-mute);
  border-color: var(--border);
  padding: 4px 10px;
  font-size: 11px;
}
button.copy-info:hover {
  color: var(--accent);
  border-color: var(--accent);
  background: transparent;
}

.copy-toast {
  background: var(--bg-1);
  border: 1px solid var(--ok);
  border-radius: var(--r);
  padding: 10px 16px;
  font: 500 12px var(--font-ui);
  color: var(--ok);
  box-shadow: 0 8px 30px rgba(0,0,0,.5);
  animation: slideIn .2s ease-out;
}

button.gdel {
  background: transparent;
  color: var(--fg-mute);
  border-color: var(--border);
  padding: 4px 10px;
  font-size: 11px;
}
button.gdel:hover {
  color: var(--err);
  border-color: var(--err);
  background: transparent;
}

/* ---------- Misc ---------- */
::selection { background: var(--accent); color: #0a0a0a; }

/* Scrollbar */
::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border-2); }