:root {
  --bg: #12141c;
  --bg-panel: #1a1d29;
  --bg-panel-2: #20232f;
  --bg-elevated: #262a38;
  --border: #2e3242;
  --text: #eef0f6;
  --text-dim: #9198ad;
  --accent: #5b7cfa;
  --accent-2: #7c5cfa;
  --accent-soft: rgba(91, 124, 250, 0.15);
  --success: #34c98f;
  --danger: #f26d6d;
  --warn: #f2b45c;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow: 0 8px 30px rgba(0,0,0,0.35);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

a { color: inherit; }

button {
  font-family: inherit;
  cursor: pointer;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 18px;
  border-radius: var(--radius-sm);
  border: 1.5px solid transparent;
  font-size: 14px;
  font-weight: 600;
  background: var(--bg-elevated);
  color: var(--text);
  text-decoration: none;
  transition: transform .12s ease, filter .12s ease, border-color .12s ease, background-color .12s ease;
}
.btn:hover { filter: brightness(1.12); transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn-primary { background: linear-gradient(135deg, var(--accent), var(--accent-2)); color: #fff; }
.btn-success { background: var(--success); color: #06231a; }
.btn-danger { background: transparent; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: rgba(242,109,109,0.12); filter: none; }
.btn-outline-primary { background: transparent; border-color: var(--accent); color: var(--accent); }
.btn-outline-primary:hover { background: var(--accent-soft); filter: none; }
.btn-ghost { background: transparent; border-color: var(--border); }
.btn-sm { padding: 6px 12px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; transform: none; }

input, select, textarea {
  width: 100%;
  background: var(--bg-panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  border-radius: var(--radius-sm);
  padding: 10px 12px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color .15s ease;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent); }
label { font-size: 13px; color: var(--text-dim); display: block; margin: 14px 0 6px; }
label:first-child { margin-top: 0; }

.center-screen {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
  background:
    radial-gradient(circle at 15% 20%, rgba(91,124,250,0.14), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(124,92,250,0.14), transparent 40%);
}

.auth-card {
  width: 100%;
  max-width: 400px;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px 32px;
  box-shadow: var(--shadow);
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 20px;
  margin-bottom: 6px;
}
.brand .dot {
  width: 30px; height: 30px;
  border-radius: 9px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
}
.brand-logo { width: 42px; height: 42px; object-fit: contain; flex-shrink: 0; }
.auth-card h1 { font-size: 19px; margin: 18px 0 4px; }
.auth-card .sub { color: var(--text-dim); font-size: 13.5px; margin-bottom: 4px; }
.auth-card form { margin-top: 18px; }
.auth-card .switch { margin-top: 18px; text-align: center; font-size: 13.5px; color: var(--text-dim); }
.auth-card .switch button { background: none; border: none; color: var(--accent); font-weight: 600; font-size: 13.5px; }
.error-box {
  background: rgba(242,109,109,0.12);
  border: 1px solid rgba(242,109,109,0.35);
  color: #ffb3b3;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 13px;
  margin-top: 14px;
  display: none;
}
.error-box.show { display: block; }

/* App shell */
.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 230px;
  background: var(--bg-panel);
  border-right: 1px solid var(--border);
  padding: 20px 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: fixed;
  top: 0; left: 0; bottom: 0;
  height: 100vh;
  overflow-y: auto;
  z-index: 50;
}
.sidebar .brand { padding: 0 8px 20px; }
.sidebar nav a, .sidebar nav button {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  color: var(--text-dim);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  border: none;
  background: none;
  width: 100%;
  text-align: left;
}
.sidebar nav a:hover, .sidebar nav button:hover { background: var(--bg-elevated); color: var(--text); }
.sidebar nav a.active { background: var(--accent-soft); color: var(--accent); }
.sidebar .spacer { flex: 1; }

.main { flex: 1; padding: 30px 36px; max-width: 1100px; margin-left: 230px; }
.topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: 26px; }
.topbar h1 { font-size: 22px; margin: 0; }
.topbar .sub { color: var(--text-dim); font-size: 13.5px; margin-top: 4px; }

.card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
}

.bots-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.bot-card {
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  cursor: pointer;
  transition: border-color .15s ease, transform .1s ease;
}
.bot-card:hover { border-color: var(--accent); transform: translateY(-2px); }
.bot-card .row { display: flex; align-items: center; justify-content: space-between; }
.bot-card .icon {
  width: 40px; height: 40px; border-radius: 10px;
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  display: flex; align-items: center; justify-content: center; font-size: 18px;
}
.bot-card .name { font-weight: 700; font-size: 15px; }
.bot-card .meta { color: var(--text-dim); font-size: 12.5px; }
.badge {
  font-size: 11px; font-weight: 700; padding: 3px 9px; border-radius: 20px;
  text-transform: uppercase; letter-spacing: .03em;
}
.badge.on { background: rgba(52,201,143,0.15); color: var(--success); }
.badge.off { background: rgba(145,152,173,0.15); color: var(--text-dim); }

.new-bot-card {
  border: 1.5px dashed var(--border);
  border-radius: var(--radius);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column; gap: 8px;
  color: var(--text-dim);
  min-height: 130px;
  cursor: pointer;
  font-size: 14px; font-weight: 600;
}
.new-bot-card:hover { border-color: var(--accent); color: var(--accent); }

.modal-backdrop {
  position: fixed; inset: 0; background: rgba(6,7,12,0.6);
  display: flex; align-items: center; justify-content: center; z-index: 200;
  opacity: 0; pointer-events: none;
  transition: opacity .16s ease;
}
.modal-backdrop.show { opacity: 1; pointer-events: auto; }
.modal {
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 26px; width: 100%; max-width: 420px; box-shadow: var(--shadow);
  transform: scale(.94) translateY(6px);
  transition: transform .16s ease;
}
.modal-backdrop.show .modal { transform: scale(1) translateY(0); }
.modal h2 { margin: 0 0 14px; font-size: 17px; }
.modal .actions { display: flex; gap: 10px; margin-top: 20px; justify-content: flex-end; }

.toast {
  position: fixed; bottom: 24px; right: 24px; z-index: 300;
  background: var(--bg-elevated); border: 1px solid var(--border);
  padding: 12px 18px; border-radius: var(--radius-sm); font-size: 13.5px;
  box-shadow: var(--shadow); opacity: 0; transform: translateY(10px);
  transition: all .2s ease; pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }
.toast.error { border-color: var(--danger); color: #ffb3b3; }
.toast.success { border-color: var(--success); color: #b7f0da; }

/* Settings */
.settings-section { margin-bottom: 22px; }
.settings-section h3 { font-size: 15px; margin-bottom: 4px; }
.settings-section .desc { color: var(--text-dim); font-size: 13px; margin-bottom: 14px; }
.danger-zone { border-color: rgba(242,109,109,0.3); }

/* ==== Builder ==== */
.builder-shell { display: flex; flex-direction: column; height: 100vh; }
.builder-topbar {
  display: flex; align-items: center; justify-content: flex-start;
  padding: 10px 18px; border-bottom: 1px solid var(--border); background: var(--bg-panel);
  gap: 14px; flex-wrap: wrap;
}
.builder-topbar .left { display: flex; align-items: center; gap: 12px; min-width: 0; flex-shrink: 0; }
.builder-topbar .bot-title { font-weight: 700; font-size: 15px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; max-width: 220px; }
.builder-topbar .right { display: flex; align-items: center; gap: 8px; margin-left: auto; flex-wrap: wrap; justify-content: flex-end; }
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--text-dim); flex-shrink: 0; }
.status-dot.on { background: var(--success); box-shadow: 0 0 8px var(--success); }

.builder-body { flex: 1; display: flex; min-height: 0; }

.palette {
  width: 220px; background: var(--bg-panel); border-right: 1px solid var(--border);
  padding: 0; overflow: hidden; display: flex; flex-direction: column;
}
.palette-close {
  position: absolute; top: 10px; right: 10px; z-index: 5;
  width: 30px; height: 30px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--bg-elevated); color: var(--text-dim); font-size: 14px;
}
.palette-search-wrap { position: relative; padding: 14px 12px 10px; flex-shrink: 0; }
.palette-search-wrap input { padding-right: 34px; }
.palette-search-clear {
  position: absolute; right: 20px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-dim); font-size: 13px; padding: 4px;
  border-radius: 6px; opacity: 0; pointer-events: none; transition: opacity .15s ease, color .15s ease;
}
.palette-search-clear.show { opacity: 1; pointer-events: auto; }
.palette-search-clear:hover { color: var(--text); background: var(--bg-elevated); }
.palette-list { flex: 1; overflow-y: auto; padding: 4px 12px 16px; }
.palette h4 { font-size: 11px; text-transform: uppercase; letter-spacing: .05em; color: var(--text-dim); margin: 16px 0 8px; transition: opacity .15s ease, max-height .2s ease; overflow: hidden; }
.palette h4:first-child { margin-top: 0; }
.palette-item {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 10px; border-radius: var(--radius-sm);
  border: 1px solid var(--border); background: var(--bg-panel-2);
  margin-bottom: 7px; font-size: 13px; cursor: grab; user-select: none;
  transition: opacity .18s ease, transform .18s ease, max-height .18s ease, margin .18s ease, padding .18s ease, border-color .15s ease;
  opacity: 1; transform: translateY(0); max-height: 60px;
}
.palette-item:hover { border-color: var(--accent); }
.palette-item .ic { font-size: 15px; }
.palette-item.hidden, .palette h4.hidden {
  opacity: 0; transform: translateY(-4px); max-height: 0; margin-bottom: 0; padding-top: 0; padding-bottom: 0; border-width: 0; pointer-events: none;
}
.palette-empty { text-align: center; color: var(--text-dim); font-size: 13px; padding: 20px; display:none; }

.canvas-wrapper { flex: 1; position: relative; overflow: auto; background: #0e1017; }
.canvas-wrapper.grid-bg {
  background-image: radial-gradient(circle, #3c435a 1.4px, transparent 1.4px);
  background-size: 22px 22px;
}
#canvas { position: relative; width: 3200px; height: 2200px; }
#edge-layer { position: absolute; top: 0; left: 0; width: 100%; height: 100%; pointer-events: none; }
#edge-layer path.edge-path { cursor: pointer; transition: stroke .12s ease; pointer-events: stroke; }
#edge-layer path.edge-path:hover { stroke: var(--danger); stroke-width: 3; }

.node {
  position: absolute; width: 250px;
  background: var(--bg-panel); border: 1.5px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow);
  user-select: none;
}
.node.selected { border-color: var(--accent); box-shadow: 0 0 0 3px var(--accent-soft); }
.node-header {
  display: flex; align-items: center; gap: 8px;
  padding: 10px 12px; border-bottom: 1px solid var(--border);
  cursor: grab; font-weight: 700; font-size: 13px;
  border-radius: var(--radius) var(--radius) 0 0;
}
.node-header .ic { font-size: 15px; }
.node-header .title { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.node-header .del { color: var(--text-dim); background: none; border: none; font-size: 15px; padding: 2px 4px; }
.node-header .del:hover { color: var(--danger); }
.node-body { padding: 10px 12px; font-size: 12.5px; color: var(--text-dim); }
.node-body .preview-text { color: var(--text); font-size: 12.5px; white-space: pre-wrap; word-break: break-word; max-height: 80px; overflow: hidden; }
.node-btn-row {
  display: flex; align-items: center; justify-content: space-between;
  background: var(--bg-panel-2); border: 1px solid var(--border);
  border-radius: 6px; padding: 5px 8px; margin-top: 6px; font-size: 12px; color: var(--text);
  position: relative;
}
.port {
  position: absolute; width: 12px; height: 12px; border-radius: 50%;
  background: var(--accent); border: 2px solid var(--bg-panel);
  cursor: crosshair; z-index: 5;
}
.port.in { left: -7px; top: 50%; transform: translateY(-50%); background: var(--text-dim); }
.port.out { right: -7px; top: 50%; transform: translateY(-50%); }
.port.true-port { background: var(--success); }
.port.false-port { background: var(--danger); }

.props-panel {
  width: 320px; background: var(--bg-panel); border-left: 1px solid var(--border);
  padding: 18px; overflow-y: auto;
}
.props-panel h3 { font-size: 14px; margin: 0 0 4px; }
.props-panel .empty { color: var(--text-dim); font-size: 13.5px; margin-top: 40px; text-align: center; }
.props-panel .field-hint { color: var(--text-dim); font-size: 11.5px; margin-top: 4px; }
.buttons-list-item { display: flex; gap: 6px; margin-bottom: 6px; }
.buttons-list-item input { flex: 1; }
.buttons-list-item button { flex-shrink: 0; }

.logs-drawer {
  position: fixed; right: 0; top: 0; bottom: 0; width: 360px;
  background: var(--bg-panel); border-left: 1px solid var(--border);
  transform: translateX(100%); transition: transform .2s ease; z-index: 150;
  display: flex; flex-direction: column;
}
.logs-drawer.open { transform: translateX(0); }
.logs-drawer .head { padding: 16px; border-bottom: 1px solid var(--border); display:flex; justify-content: space-between; align-items:center; }
.logs-drawer .list { flex: 1; overflow-y: auto; padding: 10px 16px; font-size: 12px; font-family: ui-monospace, monospace; }
.logs-drawer .log-line { padding: 6px 0; border-bottom: 1px solid var(--border); color: var(--text-dim); }
.logs-drawer .log-line.error { color: var(--danger); }

::-webkit-scrollbar { width: 10px; height: 10px; }
::-webkit-scrollbar-thumb { background: var(--bg-elevated); border-radius: 6px; }
::-webkit-scrollbar-track { background: transparent; }

.bot-card { cursor: default; }
.bot-card .name { cursor: pointer; }
.bot-card .card-actions { display: flex; gap: 8px; margin-top: 4px; }
.bot-card .card-actions .btn { flex: 1; }

/* Screens tab bar in builder */
.screens-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 14px; background: var(--bg-panel-2); border-bottom: 1px solid var(--border);
  overflow-x: auto;
}
.screen-tab {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 12px; border-radius: 20px; font-size: 13px; font-weight: 600;
  background: var(--bg-elevated); color: var(--text-dim); white-space: nowrap; cursor: pointer;
  border: 1px solid transparent;
}
.screen-tab.active { background: var(--accent-soft); color: var(--accent); border-color: var(--accent); }
.screen-tab .close-screen { color: var(--text-dim); background: none; border: none; font-size: 12px; padding: 0; }
.screen-tab .close-screen:hover { color: var(--danger); }
.add-screen-btn {
  padding: 6px 12px; border-radius: 20px; font-size: 13px; font-weight: 600;
  background: none; border: 1.5px dashed var(--border); color: var(--text-dim); white-space: nowrap;
}
.add-screen-btn:hover { border-color: var(--accent); color: var(--accent); }

.mobile-toggle { display: none; }

/* Переключатель видимости пароля */
.password-field { position: relative; width: 100%; }
.password-field input { padding-right: 42px !important; }
.pw-toggle {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  background: none; border: none; color: var(--text-dim); cursor: pointer;
  display: flex; align-items: center; justify-content: center; padding: 5px;
  border-radius: 6px; transition: color .15s ease;
}
.pw-toggle:hover { color: var(--text); background: var(--bg-elevated); }
.pw-toggle .eye-pupil { transition: transform .25s ease; transform-origin: 12px 12px; transform: scaleY(0.15); }
.pw-toggle.active .eye-pupil { transform: scaleY(1); }
.pw-toggle .eye-slash { transition: opacity .2s ease; opacity: 1; }
.pw-toggle.active .eye-slash { opacity: 0; }

/* Крупная и чёткая иконка мусорки (вместо размытого эмодзи) */
.icon-trash { width: 15px; height: 15px; flex-shrink: 0; }
.icon-trash path { fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }

/* Плавающая панель настроек холста (правый нижний угол) */
.canvas-settings { position: fixed; right: 18px; bottom: 18px; z-index: 140; }
.canvas-settings-toggle {
  width: 40px; height: 40px; border-radius: 50%; border: 1px solid var(--border);
  background: var(--bg-panel); color: var(--text-dim); font-size: 17px; cursor: pointer;
  box-shadow: var(--shadow); transition: transform .15s ease, color .15s ease;
}
.canvas-settings-toggle:hover { color: var(--accent); transform: rotate(35deg); }
.canvas-settings-panel {
  position: absolute; right: 0; bottom: 50px; width: 230px;
  background: var(--bg-panel); border: 1px solid var(--border); border-radius: var(--radius);
  box-shadow: var(--shadow); padding: 14px;
  opacity: 0; transform: translateY(8px) scale(.97); pointer-events: none;
  transition: opacity .15s ease, transform .15s ease;
}
.canvas-settings-panel.open { opacity: 1; transform: translateY(0) scale(1); pointer-events: auto; }
.switch-row { display:flex; align-items:center; gap:9px; font-size:13px; color: var(--text); padding: 7px 2px; cursor:pointer; }
.switch-row input { width: auto; }

/* "Призрак" блока при перетаскивании из палитры */
.palette-drag-ghost {
  position: fixed; z-index: 999; pointer-events: none;
  transform: translate(-50%, -50%);
  background: var(--bg-panel); border: 1.5px solid var(--accent); border-radius: var(--radius-sm);
  padding: 8px 14px; font-size: 13px; font-weight: 600; color: var(--text);
  box-shadow: var(--shadow); opacity: .95; display:flex; align-items:center; gap:8px;
}

/* Теги (используются в конструкторе и на странице пользователей) */
.tag-chip {
  display:inline-flex; align-items:center; gap:5px; background: var(--accent-soft); color: var(--accent);
  padding: 4px 10px; border-radius: 20px; font-size: 12px; font-weight: 600; cursor: pointer;
  border: 1.5px solid transparent;
}
.tag-chip.selected { border-color: var(--accent); }
.tag-chip button { background:none; border:none; color: var(--accent); font-size: 11px; padding:0; cursor: pointer; }
.user-row-tags { display:flex; gap: 6px; }
.add-tag-row { display:flex; gap:8px; }
.var-chips { display:flex; flex-wrap:wrap; gap:6px; margin: 2px 0 14px; }
.var-chip { cursor: pointer; font-family: ui-monospace, monospace; }
.var-chip:hover { background: var(--accent); color: #fff; }

/* ===================== MOBILE ADAPTATION ===================== */
@media (max-width: 860px) {
  .app-shell { display: block; }
  .sidebar {
    position: static;
    width: 100%;
    height: auto;
    flex-direction: row;
    flex-wrap: wrap;
    align-items: center;
    padding: 12px;
    gap: 6px;
  }
  .sidebar .brand { padding: 0 6px; margin-bottom: 0; flex: 1; }
  .sidebar nav { display: flex; flex-direction: row; flex-wrap: wrap; gap: 4px; width: auto; }
  .sidebar nav a, .sidebar nav button { width: auto; padding: 8px 10px; font-size: 13px; }
  .sidebar .spacer { display: none; }
  .main { margin-left: 0; padding: 18px 16px; max-width: 100%; }
  .bots-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .topbar { flex-direction: column; align-items: flex-start; gap: 8px; }

  .auth-card { padding: 26px 20px; }

  /* Builder */
  .builder-topbar { flex-wrap: wrap; gap: 8px; padding: 8px 10px; }
  .builder-topbar .bot-title, #bot-name-input { max-width: 140px; width: 140px; }
  .builder-topbar .right { flex-wrap: wrap; gap: 6px; }
  #bot-token-input { width: 140px !important; }

  .mobile-toggle { display: inline-flex; }

  .palette {
    position: fixed; top: 0; bottom: 0; left: 0; width: 240px;
    transform: translateX(-100%); transition: transform .2s ease; z-index: 120;
    box-shadow: var(--shadow);
  }
  .palette.open { transform: translateX(0); }

  .props-panel {
    position: fixed; top: 0; bottom: 0; right: 0; width: 280px;
    transform: translateX(100%); transition: transform .2s ease; z-index: 120;
    box-shadow: var(--shadow);
  }
  .props-panel.open { transform: translateX(0); }

  .logs-drawer { width: 100%; }
}

@media (max-width: 480px) {
  .bots-grid { grid-template-columns: 1fr; }
  .center-screen { padding: 10px; }
}