:root {
  --bg: #f6f8fb;
  --card: #ffffff;
  --line: #dbe4ef;
  --text: #0f172a;
  --muted: #475569;
  --ok: #16a34a;
  --err: #dc2626;
  --grad-a: #00a9ff;
  --grad-b: #5eead4;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  min-height: 100%;
  font-family: "Segoe UI", "Roboto", Arial, sans-serif;
  color: var(--text);
}

body {
  background: var(--bg);
}

.bg {
  position: fixed;
  inset: 0;
  background-image: url("/assets/img/wallpaper-cloud.png");
  background-size: cover;
  background-position: center;
  filter: saturate(1.03);
  z-index: -2;
}

.bg::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(246, 248, 251, 0.38);
}

.topbar {
  height: 64px;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  padding: 10px 16px;
}

.left-group, .right-group {
  display: flex;
  align-items: center;
  position: relative;
}

.center-group {
  text-align: center;
}

.center-group h1 {
  margin: 0;
  font-size: 26px;
  letter-spacing: 0.4px;
}

.right-group {
  justify-content: flex-end;
}

.pill-btn, .icon-btn {
  border: 1px solid var(--line);
  background: #ffffffdb;
  border-radius: 999px;
  padding: 8px 14px;
  cursor: pointer;
  font-size: 16px;
  font-weight: 700;
}

.icon-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
}

.dropdown {
  position: absolute;
  top: 52px;
  min-width: 210px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 12px;
  box-shadow: 0 8px 22px rgba(2, 6, 23, 0.12);
  overflow: hidden;
  z-index: 30;
}

.left-group .dropdown {
  left: 0;
}

.right-group .dropdown {
  right: 0;
}

.menu-item {
  width: 100%;
  border: 0;
  background: #fff;
  text-align: left;
  padding: 10px 12px;
  font-size: 14px;
  cursor: pointer;
}

.menu-item:hover {
  background: #f1f5f9;
}

.main-wrap {
  max-width: 1080px;
  margin: 0 auto;
  min-height: calc(100vh - 64px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px 14px 20px;
}

.view {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 14px;
}

.brand-logo {
  width: min(280px, 54vw);
  max-width: 300px;
}

.card {
  width: min(900px, 96%);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 8px 20px rgba(15, 23, 42, 0.1);
  padding: 18px;
}

.auth-card {
  width: min(420px, 96%);
}

.panel h2 {
  margin: 2px 0 12px;
}

.panel-head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
}

.helper-text {
  margin: 0;
  color: var(--muted);
  font-size: 14px;
}

.badge-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.soft-badge {
  border-radius: 999px;
  background: #ecfeff;
  border: 1px solid #bae6fd;
  color: #155e75;
  padding: 7px 10px;
  font-size: 12px;
  font-weight: 700;
}

.soft-card {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: #ffffffdd;
  padding: 14px;
}

.soft-card h3,
.soft-card h4 {
  margin-top: 0;
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 10px;
}

.tab {
  flex: 1;
  border: 1px solid var(--line);
  background: #eef2f7;
  border-radius: 10px;
  padding: 9px;
  font-weight: 700;
  cursor: pointer;
}

.tab.active {
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b));
  color: #073042;
  border-color: transparent;
}

label {
  display: block;
  font-size: 13px;
  color: var(--muted);
  margin: 8px 0 4px;
}

input, select, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px 12px;
  background: #fff;
  font-size: 14px;
}

textarea {
  resize: vertical;
}

button {
  border: 0;
  border-radius: 10px;
  padding: 10px 12px;
  font-weight: 700;
  cursor: pointer;
}

button.primary {
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b));
  color: #073042;
}

button.secondary {
  background: #e2e8f0;
  color: #0f172a;
}

button.danger {
  background: #fee2e2;
  color: #7f1d1d;
}

.form-row, .inline-form {
  margin-top: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.button-row {
  margin-top: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.field-group {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.field-group.compact {
  min-width: 180px;
}

.stats-row {
  display: flex;
  gap: 16px;
  font-weight: 700;
  font-size: 15px;
}

.docs-wrap {
  text-align: center;
}

.docs-wrap .qr {
  width: 132px;
  height: 132px;
  border: 1px solid var(--line);
  border-radius: 8px;
}

.docs-wrap a {
  display: block;
  margin-top: 8px;
  word-break: break-all;
}

.table-wrap {
  overflow-x: auto;
}

.mini-table table th,
.mini-table table td {
  font-size: 12px;
}

table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
}

th, td {
  border-bottom: 1px solid var(--line);
  padding: 8px 6px;
  text-align: left;
  font-size: 13px;
}

.state-chip {
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 12px;
  font-weight: 700;
  display: inline-block;
}

.state-on {
  background: #dcfce7;
  color: #166534;
}

.state-off {
  background: #e2e8f0;
  color: #334155;
}

.device-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 10px;
}

.device-card {
  border: 1px solid var(--line);
  border-radius: 12px;
  background: #fff;
  padding: 10px;
  text-align: center;
  cursor: pointer;
}

.device-card img {
  width: 86px;
  height: 86px;
  object-fit: contain;
}

.factory-summary {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.factory-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: flex-end;
  margin-bottom: 12px;
}

.factory-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 12px;
}

.log-console {
  min-height: 320px;
  max-height: 420px;
  overflow: auto;
  background: #0f172a;
  color: #dbeafe;
  border-radius: 12px;
  padding: 12px;
  white-space: pre-wrap;
  font-size: 12px;
  line-height: 1.45;
}

.admin-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-bottom: 12px;
}

.admin-filter-row {
  display: grid;
  grid-template-columns: minmax(220px, 320px) minmax(240px, 1fr);
  gap: 12px;
  margin-bottom: 12px;
}

.admin-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 8px;
  margin-bottom: 12px;
}

.meta-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  background: #fff;
  padding: 10px;
}

.meta-item strong {
  display: block;
  font-size: 12px;
  color: var(--muted);
  margin-bottom: 4px;
}

.modal-shell {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.55);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
  z-index: 80;
}

.modal-card {
  width: min(560px, 96vw);
  max-height: 90vh;
  overflow: auto;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: 0 16px 36px rgba(15, 23, 42, 0.2);
  padding: 18px;
}

.modal-fields {
  display: grid;
  gap: 8px;
  margin-top: 8px;
}

.effects-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.effects-list {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  max-height: 320px;
  overflow: auto;
}

.effects-list label {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 4px 0;
}

.preview-wrap {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
}

.pixel-strip {
  width: 100%;
  display: grid;
  grid-template-columns: repeat(100, minmax(4px, 1fr));
  gap: 2px;
  margin-bottom: 12px;
}

.pixel {
  height: 12px;
  border-radius: 2px;
  background: #111827;
}

.toggle-line {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  font-size: 14px;
}

.toggle-line input {
  display: none;
}

.toggle-slider {
  width: 54px;
  height: 30px;
  border-radius: 999px;
  position: relative;
  background: #d1d5db;
  transition: 0.2s;
}

.toggle-slider::before {
  content: "";
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: #fff;
  position: absolute;
  top: 3px;
  left: 3px;
  transition: 0.2s;
}

.toggle-line input:checked + .toggle-slider {
  background: linear-gradient(90deg, var(--grad-a), var(--grad-b));
}

.toggle-line input:checked + .toggle-slider::before {
  left: 27px;
}

.toast-wrap {
  position: fixed;
  top: 14px;
  right: 14px;
  display: flex;
  flex-direction: column;
  gap: 8px;
  z-index: 50;
}

.toast {
  min-width: 260px;
  max-width: 360px;
  border-radius: 10px;
  padding: 10px 12px;
  color: #fff;
  box-shadow: 0 8px 18px rgba(2, 6, 23, 0.2);
}

.toast.ok {
  background: #16a34a;
}

.toast.err {
  background: #dc2626;
}

.hidden {
  display: none !important;
}

@media (max-width: 860px) {
  .effects-wrap {
    grid-template-columns: 1fr;
  }
  .factory-summary,
  .factory-columns,
  .admin-grid,
  .admin-detail-grid,
  .admin-filter-row {
    grid-template-columns: 1fr;
  }
  .topbar {
    grid-template-columns: 1fr auto;
    grid-template-areas: "l r" "c c";
    row-gap: 8px;
    height: auto;
  }
  .left-group { grid-area: l; }
  .right-group { grid-area: r; }
  .center-group { grid-area: c; }
}