:root {
  --bg: #07110a;
  --bg-strong: #0d1810;
  --panel: rgba(18, 26, 20, 0.92);
  --panel-2: rgba(26, 36, 29, 0.92);
  --surface: #111a14;
  --card-bg: rgba(18, 26, 20, 0.94);
  --border: rgba(141, 158, 146, 0.18);
  --text: #f5f8f4;
  --muted: #a8b6ab;
  --accent: #00c805;
  --accent-hover: #00a83d;
  --success: #22c55e;
  --warn: #f59e0b;
  --danger: #f87171;
  --radius: 18px;
  --shadow: 0 24px 54px rgba(0, 0, 0, 0.34);
  --shadow-soft: 0 12px 28px rgba(0, 0, 0, 0.18);
  --accent-soft: rgba(0, 200, 5, 0.12);
  --accent-soft-strong: rgba(0, 200, 5, 0.2);
  --focus-ring: 0 0 0 3px rgba(0, 200, 5, 0.18);
  --overlay: rgba(5, 10, 7, 0.62);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

html[data-theme="light"] {
  color-scheme: light;
  --bg: #f4f8f2;
  --bg-strong: #ebf3e7;
  --panel: rgba(255, 255, 255, 0.9);
  --panel-2: rgba(242, 247, 239, 0.96);
  --surface: #ffffff;
  --card-bg: rgba(255, 255, 255, 0.94);
  --border: rgba(97, 115, 101, 0.16);
  --text: #152018;
  --muted: #667166;
  --accent: #00c805;
  --accent-hover: #00a83d;
  --success: #15803d;
  --warn: #b45309;
  --danger: #dc2626;
  --shadow: 0 24px 54px rgba(31, 47, 36, 0.1);
  --shadow-soft: 0 12px 28px rgba(31, 47, 36, 0.08);
  --accent-soft: rgba(0, 200, 5, 0.08);
  --accent-soft-strong: rgba(0, 200, 5, 0.14);
  --focus-ring: 0 0 0 3px rgba(0, 200, 5, 0.14);
  --overlay: rgba(15, 23, 18, 0.36);
}

html[data-theme="dark"] {
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100vh;
}

body {
  padding: 0;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(0, 200, 5, 0.12), transparent 28%),
    radial-gradient(circle at top right, rgba(0, 168, 61, 0.1), transparent 24%),
    linear-gradient(180deg, var(--bg), var(--bg-strong));
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
select,
textarea {
  font: inherit;
}

code {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  font-size: 12px;
}

.hidden {
  display: none !important;
}

.muted {
  color: var(--muted);
}

.small {
  font-size: 13px;
}

.hint {
  margin: 6px 0 0;
  font-size: 12px;
  line-height: 1.5;
  color: var(--muted);
}

/* ============================== Shell ============================== */

.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  border-bottom: 1px solid var(--border);
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.topbar-inner {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 0 28px;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
  flex-shrink: 0;
}

.logo {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border-radius: 12px;
  background: linear-gradient(145deg, #00c805, #00a83d);
  box-shadow: inset 0 1px 0 rgba(255,255,255,0.18);
  color: #f5fff3;
  font-size: 13px;
  font-weight: 800;
  letter-spacing: 0.5px;
  flex-shrink: 0;
}

.brand h1 {
  margin: 0;
  font-size: 17px;
  letter-spacing: -0.01em;
  white-space: nowrap;
}

.subtitle {
  margin: 2px 0 0;
  color: var(--muted);
  font-size: 11px;
}

/* Desktop nav — hidden on mobile */
.topbar-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-user {
  padding: 0 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 180px;
}

/* Ghost button variant for Sign out */
.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--muted);
}
.btn-ghost:hover {
  background: var(--hover);
  color: var(--fg);
}

/* Hamburger button — hidden on desktop */
.hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 38px;
  height: 38px;
  padding: 0;
  margin-left: auto;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 10px;
  cursor: pointer;
  color: var(--fg);
  flex-shrink: 0;
}
.hamburger span {
  display: block;
  width: 18px;
  height: 2px;
  background: currentColor;
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
  transform-origin: center;
}
.hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}
.hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Responsive — mobile topbar */
@media (max-width: 640px) {
  .topbar-inner {
    padding: 0 16px;
    flex-wrap: wrap;
    height: auto;
    min-height: 56px;
  }

  .hamburger {
    display: flex;
  }

  .topbar-nav {
    /* Hidden until hamburger opens it */
    display: none;
    width: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 6px;
    padding: 12px 0 16px;
    border-top: 1px solid var(--border);
  }

  .topbar-nav.is-open {
    display: flex;
  }

  .topbar-nav .btn {
    width: 100%;
    justify-content: center;
    text-align: center;
  }

  .nav-user {
    text-align: center;
    max-width: none;
    padding: 4px 0;
  }
}

/* Tablet — compact but no hamburger */
@media (min-width: 641px) and (max-width: 900px) {
  .topbar-inner {
    padding: 0 20px;
    height: 58px;
  }

  .brand h1 {
    font-size: 16px;
  }

  .subtitle {
    display: none;
  }
}


.layout {
  max-width: 1100px;
  margin: 30px auto 88px;
  padding: 0 24px;
  display: grid;
  gap: 24px;
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 24px;
  padding: 24px 26px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 8px;
}

.card-head h2 {
  margin: 0;
  font-size: 17px;
  letter-spacing: -0.01em;
}

.stack {
  display: grid;
  gap: 14px;
  margin-top: 16px;
}

.row,
.form-row {
  display: grid;
  gap: 6px;
}

.row label,
.form-row label {
  font-size: 13px;
  color: var(--muted);
}

.row-inline {
  display: flex;
  gap: 10px;
}

.row-inline > * {
  flex: 1 1 0;
}

input[type="text"],
input[type="tel"],
input[type="password"],
input[type="number"],
input[type="email"],
input[type="date"],
select,
textarea {
  width: 100%;
  background: var(--panel-2);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 11px 13px;
  border-radius: 14px;
  font-size: 14px;
  outline: none;
  transition:
    border-color 0.15s ease,
    box-shadow 0.15s ease,
    background 0.15s ease,
    transform 0.05s ease;
}

input::placeholder,
textarea::placeholder {
  color: color-mix(in srgb, var(--muted) 78%, transparent);
}

input:focus,
select:focus,
textarea:focus {
  border-color: color-mix(in srgb, var(--accent) 70%, var(--border));
  box-shadow: var(--focus-ring);
}

select {
  appearance: none;
  background-image:
    linear-gradient(45deg, transparent 50%, var(--muted) 50%),
    linear-gradient(135deg, var(--muted) 50%, transparent 50%);
  background-position:
    calc(100% - 18px) calc(50% - 2px),
    calc(100% - 12px) calc(50% - 2px);
  background-size: 6px 6px, 6px 6px;
  background-repeat: no-repeat;
  padding-right: 36px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 10px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--text);
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  transition:
    background 0.16s ease,
    border-color 0.16s ease,
    color 0.16s ease,
    transform 0.05s ease,
    box-shadow 0.16s ease;
}

.btn:hover:not(:disabled) {
  background: color-mix(in srgb, var(--panel-2) 84%, var(--accent) 16%);
  border-color: color-mix(in srgb, var(--border) 70%, var(--accent) 30%);
}

.btn:active:not(:disabled) {
  transform: translateY(1px);
}

.btn:focus-visible {
  outline: none;
  box-shadow: var(--focus-ring);
}

.btn:disabled {
  cursor: not-allowed;
  opacity: 0.58;
  box-shadow: none;
}

.btn-sm {
  min-height: 36px;
  padding: 8px 13px;
  font-size: 13px;
}

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #041007;
}

.btn-primary:hover:not(:disabled) {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-danger {
  background: transparent;
  border-color: color-mix(in srgb, var(--danger) 28%, var(--border));
  color: var(--danger);
}

.btn-danger:hover:not(:disabled) {
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border-color: color-mix(in srgb, var(--danger) 42%, var(--border));
}

.btn-active {
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 45%, var(--border));
  color: var(--accent);
  font-style: italic;
}

.theme-toggle {
  min-width: 88px;
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 600;
  border: 1px solid var(--border);
  background: var(--panel-2);
  color: var(--muted);
}

.pill-muted {
  color: var(--muted);
}

.pill-success {
  color: var(--success);
  background: color-mix(in srgb, var(--success) 12%, transparent);
  border-color: color-mix(in srgb, var(--success) 28%, var(--border));
}

.pill-warn {
  color: var(--warn);
  background: color-mix(in srgb, var(--warn) 12%, transparent);
  border-color: color-mix(in srgb, var(--warn) 28%, var(--border));
}

.pill-danger {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 12%, transparent);
  border-color: color-mix(in srgb, var(--danger) 28%, var(--border));
}

.pill.pill-soft {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: color-mix(in srgb, var(--accent) 28%, var(--border));
}

.toast {
  min-height: 22px;
  padding: 0 14px;
  border-radius: 999px;
  font-size: 13px;
  display: flex;
  align-items: center;
  opacity: 0;
  transition: opacity 0.2s ease;
  border: 1px solid transparent;
  max-width: 420px;
  background: var(--panel);
}

.toast.show {
  opacity: 1;
}

.toast.success {
  color: var(--success);
  background: color-mix(in srgb, var(--success) 10%, var(--panel));
  border-color: color-mix(in srgb, var(--success) 24%, var(--border));
}

.toast.error {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 10%, var(--panel));
  border-color: color-mix(in srgb, var(--danger) 24%, var(--border));
}

.toast.info {
  color: var(--accent);
  background: color-mix(in srgb, var(--accent) 10%, var(--panel));
  border-color: color-mix(in srgb, var(--accent) 24%, var(--border));
}

.help-card ul {
  margin: 12px 0 0;
  padding-left: 18px;
  color: var(--muted);
  font-size: 13px;
  line-height: 1.7;
}

.help-card li strong {
  color: var(--text);
}

/* ============================== Login ============================== */

.login-wrap {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 430px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 28px;
  padding: 28px;
  box-shadow: var(--shadow);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
}

.login-card-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.login-brand h1 {
  margin: 0;
  font-size: 1.1rem;
}

.login-brand p {
  margin: 0;
  color: var(--muted);
  font-size: 0.82rem;
}

#login-error {
  min-height: 1.2em;
  margin-top: 12px;
  color: var(--danger);
  font-size: 0.88rem;
}

/* ============================== System health ============================== */

.health-grid {
  margin-top: 12px;
  display: grid;
  gap: 14px;
}

.health-section {
  display: grid;
  gap: 10px;
}

.health-section-title {
  margin: 8px 0 0;
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.6px;
  color: var(--muted);
  font-weight: 700;
}

.health-cells {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 10px;
}

.health-cell {
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px 14px;
  box-shadow: var(--shadow-soft);
}

.health-cell-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  margin-bottom: 4px;
}

.health-cell-label {
  font-size: 13px;
  font-weight: 700;
}

.health-cell-detail {
  font-size: 11px;
  color: var(--muted);
  word-break: break-word;
  line-height: 1.4;
}

.runner-status-lines {
  display: grid;
  gap: 4px;
}

.runner-status-line strong {
  color: var(--text);
  font-weight: 700;
}

.runner-status-error {
  color: var(--danger);
}

/* ============================== Dialogs table ============================== */

.dialogs-wrap {
  margin-top: 14px;
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: color-mix(in srgb, var(--panel) 86%, transparent);
}

.dialogs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.dialogs-table th,
.dialogs-table td {
  text-align: left;
  padding: 11px 10px;
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

.dialogs-table th {
  font-weight: 700;
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.55px;
  background: color-mix(in srgb, var(--panel-2) 92%, transparent);
}

.dialogs-table tbody tr:hover {
  background: var(--accent-soft);
}

.dialogs-table tbody tr:last-child td {
  border-bottom: none;
}

.dialog-name {
  font-weight: 700;
}

.row-actions {
  display: flex;
  gap: 6px;
  justify-content: flex-end;
  white-space: nowrap;
  flex-wrap: wrap;
}

.row-actions .btn {
  min-height: 34px;
  padding: 6px 10px;
  font-size: 12px;
}

.dialogs-table input[type="text"] {
  padding: 7px 10px;
  font-size: 13px;
  width: 100%;
  min-width: 160px;
}

/* ============================== Toggle switch ============================== */

.switch {
  position: relative;
  display: inline-block;
  width: 38px;
  height: 22px;
  flex-shrink: 0;
}

.switch input {
  opacity: 0;
  width: 0;
  height: 0;
}

.switch .slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--panel-2);
  border: 1px solid var(--border);
  border-radius: 999px;
  transition: background 0.15s ease, border-color 0.15s ease;
}

.switch .slider::before {
  content: "";
  position: absolute;
  width: 16px;
  height: 16px;
  left: 2px;
  top: 2px;
  background: var(--muted);
  border-radius: 50%;
  transition: transform 0.15s ease, background 0.15s ease;
}

.switch input:checked + .slider {
  background: color-mix(in srgb, var(--accent) 20%, transparent);
  border-color: color-mix(in srgb, var(--accent) 34%, var(--border));
}

.switch input:checked + .slider::before {
  transform: translateX(16px);
  background: var(--accent);
}

.switch input:focus-visible + .slider {
  box-shadow: var(--focus-ring);
}

.switch input:disabled + .slider {
  cursor: not-allowed;
  opacity: 0.58;
}

/* ============================== Recipients cell ============================== */

.recipients-cell {
  min-width: 180px;
}

.recipients-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
  margin-bottom: 4px;
}

.btn-link {
  background: transparent;
  border: none;
  color: var(--accent);
  padding: 2px 0;
  font-size: 0.85em;
  font-weight: 600;
  cursor: pointer;
  text-decoration: underline;
}

.btn-link:hover:not(:disabled) {
  color: var(--accent-hover);
}

.btn-link:disabled {
  cursor: not-allowed;
  color: var(--muted);
  text-decoration: none;
}

/* ============================== Modal ============================== */

.modal-backdrop {
  position: fixed;
  inset: 0;
  background: var(--overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  padding: 16px;
}

.modal-backdrop.hidden {
  display: none;
}

.modal-panel {
  background: var(--surface);
  color: inherit;
  border: 1px solid var(--border);
  border-radius: 24px;
  width: min(520px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  padding: 20px 22px 18px;
  box-shadow: var(--shadow);
}

.modal-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 4px;
}

.modal-head h3 {
  margin: 0;
  font-size: 1.1rem;
}

.modal-close {
  background: transparent;
  border: none;
  color: inherit;
  font-size: 1.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0 6px;
  opacity: 0.65;
}

.modal-close:hover {
  opacity: 1;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.backfill-progress-panel {
  margin-top: 0.75rem;
}

.progress-track {
  margin-top: 6px;
  height: 8px;
  border-radius: 999px;
  background: color-mix(in srgb, var(--panel-2) 88%, var(--border));
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: var(--accent);
  transition: width 0.3s ease;
}

.status-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-top: 10px;
}

.status-chip {
  min-width: 0;
  padding: 10px 12px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--panel-2);
  box-shadow: var(--shadow-soft);
}

.status-chip-label {
  margin: 0 0 4px;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.status-chip-value {
  margin: 0;
  font-size: 13px;
  color: var(--text);
  font-weight: 700;
  word-break: break-word;
}

/* ============================== App version ============================== */

.app-footer {
  max-width: 1100px;
  margin: -60px auto 32px;
  padding: 0 24px;
  color: var(--muted);
  font-size: 12px;
  text-align: right;
}

.app-footer code {
  color: var(--text);
  word-break: break-all;
}

.login-app-footer,
.feed-app-footer {
  position: fixed;
  right: 16px;
  bottom: 12px;
  z-index: 40;
  max-width: min(520px, calc(100vw - 32px));
  margin: 0;
  padding: 0;
  text-align: right;
}

/* ============================== Responsive ============================== */

@media (max-width: 900px) {
  .layout {
    padding: 0 18px;
  }

  .card,
  .login-card {
    padding: 22px;
  }
}

@media (max-width: 700px) {
  .row-inline {
    flex-direction: column;
  }

  .status-grid {
    grid-template-columns: 1fr;
  }

  .card-head,
  .login-card-head,
  .modal-head {
    flex-direction: column;
    align-items: stretch;
  }

  .modal-actions,
  .row-actions {
    justify-content: stretch;
  }

  .modal-actions .btn,
  .row-actions .btn {
    width: 100%;
  }

  .app-footer {
    margin-top: -50px;
    text-align: center;
  }

  .login-app-footer,
  .feed-app-footer {
    left: 16px;
    right: 16px;
    text-align: center;
  }
}

/* ============================== Page loader overlay ============================== */
.page-loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--bg);
  transition: opacity 0.35s ease;
}

.page-loader--done {
  opacity: 0;
  pointer-events: none;
}

.page-loader-spinner {
  width: 44px;
  height: 44px;
  border: 4px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: page-spin 0.75s linear infinite;
}

@keyframes page-spin {
  to { transform: rotate(360deg); }
}

/* ============================== Dialog accordions ============================== */
.dialog-accordion {
  margin-top: 12px;
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}

.dialog-accordion + .dialog-accordion {
  margin-top: 8px;
}

.dialog-accordion-summary {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 16px;
  cursor: pointer;
  user-select: none;
  font-weight: 600;
  font-size: 13px;
  background: color-mix(in srgb, var(--panel-2) 92%, transparent);
  list-style: none;
  outline: none;
}

.dialog-accordion-summary::-webkit-details-marker { display: none; }

.dialog-accordion-summary::before {
  content: "▶";
  font-size: 10px;
  color: var(--muted);
  transition: transform 0.2s ease;
  flex-shrink: 0;
}

details[open] > .dialog-accordion-summary::before {
  transform: rotate(90deg);
}

.dialog-accordion-summary:hover {
  background: var(--accent-soft);
}

.dialog-accordion-title {
  flex: 1;
}

.dialog-accordion > .dialogs-wrap {
  margin-top: 0;
  border: none;
  border-radius: 0;
  border-top: 1px solid var(--border);
}