:root {
  --bg: #0a0c11;
  --panel: #171a23;
  --text: #f1f3f8;
  --muted: #9097a8;
  --line: rgba(174, 184, 208, .12);
  --green: #8190ff;
  --green-soft: rgba(129, 144, 255, .11);
  --red: #ff7c7c;
  --red-soft: rgba(255, 105, 105, .1);
  --amber: #ffbd59;
  --amber-soft: rgba(255, 189, 89, .1);
  --blue: #55c2ff;
  --blue-soft: rgba(85, 194, 255, .1);
  --radius: 12px;
  --shadow: 0 15px 38px rgba(0, 0, 0, .22);
  color-scheme: dark;
}

html,
body {
  min-height: 100%;
  background: #0a0c11;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

body {
  color: var(--text);
  background:
    radial-gradient(circle at 88% -10%, rgba(129, 144, 255, .15), transparent 31%),
    radial-gradient(circle at 15% 42%, rgba(85, 194, 255, .06), transparent 27%),
    linear-gradient(145deg, #090b10, #11141b 58%, #0a0c11);
}

button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
a:focus-visible {
  outline: 3px solid rgba(85, 194, 255, .34);
  outline-offset: 2px;
}

.shell {
  width: min(1360px, 100%);
  padding: 20px;
}

.topbar {
  min-height: 76px;
  margin-bottom: 14px;
  padding: 14px 16px 14px 66px;
  border-color: var(--line);
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(26, 29, 41, .95), rgba(19, 22, 31, .95));
  box-shadow: var(--shadow);
  backdrop-filter: blur(20px);
}

.topbar-brand {
  position: relative;
}

.topbar-brand::before {
  content: "";
  position: absolute;
  left: -50px;
  top: 50%;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background:
    linear-gradient(135deg, transparent 42%, rgba(255, 255, 255, .86) 43% 48%, transparent 49%),
    linear-gradient(135deg, var(--green), #2b9ef0);
  box-shadow: 0 11px 22px rgba(129, 144, 255, .18);
  transform: translateY(-50%) rotate(45deg);
}

.eyebrow {
  color: var(--green);
  letter-spacing: .14em;
}

h1 {
  color: var(--text);
  font-size: 22px;
  letter-spacing: -.035em;
}

.btn,
.mini {
  min-height: 40px;
  border-color: var(--line);
  border-radius: 12px;
  color: #d8e6e1;
  background: rgba(255, 255, 255, .035);
}

.btn:hover,
.mini:hover {
  border-color: rgba(129, 144, 255, .34);
  color: var(--green);
  background: rgba(129, 144, 255, .07);
}

.btn.primary {
  border-color: var(--green);
  color: #0b0d13;
  background: linear-gradient(135deg, #35e7a9, #23c788);
  box-shadow: 0 10px 24px rgba(129, 144, 255, .16);
}

.state-dot {
  color: var(--muted);
  background: rgba(255, 255, 255, .045);
}

.state-dot.ok {
  color: var(--green);
  background: var(--green-soft);
}

.layout {
  grid-template-columns: 188px minmax(0, 1fr);
  gap: 14px;
}

.side {
  top: 20px;
  gap: 5px;
  padding: 11px;
  border: 1px solid var(--line);
  border-radius: 16px;
  background: linear-gradient(180deg, rgba(24, 27, 38, .94), rgba(17, 20, 29, .94));
  box-shadow: var(--shadow);
}

.side-label {
  padding: 6px 12px 10px;
  color: #687c75;
  font-size: 9px;
  font-weight: 900;
  letter-spacing: .16em;
}

.nav-item {
  height: 40px;
  border-radius: 10px;
  color: var(--muted);
}

.nav-item:hover {
  color: var(--text);
  background: rgba(255, 255, 255, .035);
}

.nav-item.active {
  border-color: rgba(129, 144, 255, .17);
  color: #effff9;
  background: linear-gradient(135deg, rgba(129, 144, 255, .15), rgba(129, 144, 255, .05));
  box-shadow: inset 3px 0 var(--green);
}

.console-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 10px;
  padding: 14px 12px 3px;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 11px;
  font-weight: 750;
  text-decoration: none;
}

.console-link:hover {
  color: var(--green);
}

.panel {
  padding: 17px;
  border-color: var(--line);
  border-radius: 16px;
  color: var(--text);
  background: linear-gradient(145deg, rgba(24, 27, 38, .97), rgba(18, 21, 30, .97));
  box-shadow: var(--shadow);
}

.metric-grid,
.control-grid,
.form-grid,
.split {
  gap: 10px;
}

.metric {
  min-height: 104px;
  padding: 15px;
  border-color: var(--line);
  border-radius: 16px;
  background: rgba(255, 255, 255, .025);
}

.metric::before {
  background: linear-gradient(180deg, var(--green), var(--blue));
}

.metric span,
.device-row span,
.field span,
.endpoint-box span,
.item small,
.rule-row span {
  color: var(--muted);
}

.metric strong {
  color: var(--text);
  font-size: 24px;
}

.section-title {
  color: var(--text);
  font-size: 17px;
}

.control {
  min-height: 68px;
  border-color: var(--line);
  border-radius: 15px;
  color: var(--text);
  background: rgba(255, 255, 255, .025);
}

.control:hover {
  border-color: rgba(129, 144, 255, .28);
  background: rgba(129, 144, 255, .07);
  transform: translateY(-1px);
}

.control.danger:hover {
  border-color: rgba(255, 124, 124, .26);
  background: rgba(255, 124, 124, .06);
}

.device-row div,
.endpoint-box,
.endpoint-box div,
.hint-card,
.item,
.command-row,
.rule-row {
  border-color: var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, .025);
}

.field input,
.field select,
.field textarea,
.test-line input,
.test-line select,
.rule-row input,
.rule-row select,
.auth-box input {
  border-color: var(--line);
  border-radius: 11px;
  color: var(--text);
  background: rgba(5, 14, 12, .46);
}

.field input:focus,
.field select:focus,
.field textarea:focus,
.test-line input:focus,
.test-line select:focus {
  border-color: rgba(129, 144, 255, .45);
  box-shadow: 0 0 0 3px rgba(129, 144, 255, .08);
}

input[type="checkbox"] {
  accent-color: var(--green);
}

.endpoint-box code {
  color: #9bd8ff;
}

.list {
  scrollbar-color: rgba(124, 162, 150, .26) transparent;
}

.auth-mask {
  background: rgba(1, 8, 6, .72);
  backdrop-filter: blur(12px);
}

.auth-box {
  border-color: var(--line);
  border-radius: 20px;
  color: var(--text);
  background: linear-gradient(145deg, #202431, #171a24);
  box-shadow: 0 30px 80px rgba(0, 0, 0, .42);
}

.toast {
  border: 1px solid var(--line);
  border-radius: 14px;
  color: var(--text);
  background: rgba(24, 27, 38, .96);
}

@media (max-width: 980px) {
  .layout { grid-template-columns: 1fr; }
  .side { position: static; display: flex; padding: 10px; }
  .side-label,
  .console-link { display: none; }
  .nav-item { flex: 0 0 auto; }
}

@media (max-width: 640px) {
  .shell {
    padding: max(12px, env(safe-area-inset-top, 0)) max(12px, env(safe-area-inset-right, 0)) max(12px, env(safe-area-inset-bottom, 0)) max(12px, env(safe-area-inset-left, 0));
  }
  .topbar { padding: 16px; }
  .topbar-brand { padding-left: 54px; }
  .topbar-brand::before { left: 0; }
  .panel { padding: 15px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}