:root {
  color-scheme: light;
  --bg: #f4f1ea;
  --bg-2: #f6efe3;
  --ink: #15130f;
  --muted: #5c5a55;
  --accent: #f08a4b;
  --accent-2: #2f6f68;
  --accent-3: #9d7a44;
  --card: #ffffff;
  --card-2: #f5f0e6;
  --ring: rgba(240, 138, 75, 0.35);
  --shadow: 0 18px 40px rgba(21, 19, 15, 0.12);
  --radius: 20px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: "Space Grotesk", system-ui, sans-serif;
  background: radial-gradient(circle at top, #fff7ea 0%, var(--bg) 40%, #ede7db 100%);
  color: var(--ink);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body.modal-open {
  overflow: hidden;
}

.bg-glow {
  position: fixed;
  inset: -20% 0 auto 50%;
  width: 70vw;
  height: 70vw;
  background: radial-gradient(circle, rgba(240, 138, 75, 0.22), transparent 60%);
  transform: translateX(-50%);
  filter: blur(10px);
  z-index: -1;
  animation: float 12s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 20px); }
}

.hero {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: center;
  justify-content: space-between;
  padding: 40px clamp(16px, 4vw, 64px) 20px;
}

.eyebrow {
  text-transform: uppercase;
  letter-spacing: 0.22em;
  font-size: 12px;
  color: var(--accent-3);
  margin-bottom: 12px;
}

h1 {
  font-size: clamp(32px, 4vw, 48px);
  line-height: 1.05;
  margin-bottom: 12px;
}

.subtitle {
  max-width: 560px;
  color: var(--muted);
  font-size: 16px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.shell {
  padding: 0 clamp(16px, 4vw, 64px) 60px;
}

.notice {
  background: var(--card-2);
  padding: 14px 16px;
  border-radius: 14px;
  border: 1px solid rgba(21, 19, 15, 0.08);
  margin-bottom: 24px;
  font-size: 14px;
}

.tabs {
  display: inline-flex;
  gap: 8px;
  padding: 6px;
  background: var(--card);
  border-radius: 999px;
  box-shadow: var(--shadow);
  margin-bottom: 24px;
}

.tab {
  border: none;
  background: transparent;
  padding: 10px 18px;
  border-radius: 999px;
  font-weight: 600;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.2s ease;
}

.tab.active {
  background: var(--ink);
  color: #fefbf5;
}

.tab-panel {
  display: none;
  animation: fadeUp 0.4s ease;
}

.tab-panel.active {
  display: block;
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.panel-header {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.panel-header h2 {
  font-size: 24px;
  margin-bottom: 6px;
}

.panel-header p {
  color: var(--muted);
}

.legend {
  display: flex;
  align-items: center;
  gap: 14px;
  color: var(--muted);
  font-size: 14px;
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  display: inline-block;
  margin-right: 6px;
}

.dot.online { background: #4cae7a; }
.dot.offline { background: #c96f4a; }

.chip {
  background: var(--card-2);
  padding: 6px 10px;
  border-radius: 999px;
}

.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}

.viz-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 18px;
}

.device-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(21, 19, 15, 0.06);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.device-card::after {
  content: "";
  position: absolute;
  inset: auto -40% -60% -40%;
  height: 200px;
  background: radial-gradient(circle, rgba(47, 111, 104, 0.18), transparent 70%);
  z-index: 0;
}

.device-card > * {
  position: relative;
  z-index: 1;
}

.metrics-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.metric-card {
  background: var(--card-2);
  border-radius: 16px;
  padding: 12px;
  border: 1px solid rgba(21, 19, 15, 0.08);
}

.metric-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
  margin-bottom: 10px;
}

.viz-actions {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.history-wrap {
  background: var(--card-2);
  border-radius: 14px;
  padding: 12px;
  border: 1px solid rgba(21, 19, 15, 0.08);
}

.history-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}

.history-title {
  font-weight: 600;
}

.history-toggle {
  flex-shrink: 0;
}

.history-scroll {
  margin-top: 8px;
  max-height: 220px;
  overflow-y: auto;
}

.history-wrap.collapsed .history-scroll {
  display: none;
}

.history-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12px;
}

.history-table th,
.history-table td {
  text-align: left;
  padding: 6px 4px;
  border-bottom: 1px solid rgba(21, 19, 15, 0.08);
}

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

.config-meta {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 13px;
}

.fs-usage {
  display: grid;
  gap: 8px;
}

.fs-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--muted);
}

.fs-label {
  font-weight: 600;
  color: var(--ink);
}

.fs-value {
  font-family: "IBM Plex Mono", monospace;
  font-size: 12px;
}

.fs-bar {
  position: relative;
  height: 8px;
  border-radius: 999px;
  background: rgba(21, 19, 15, 0.08);
  overflow: hidden;
}

.fs-fill {
  position: absolute;
  inset: 0 auto 0 0;
  width: 0%;
  border-radius: inherit;
  background: linear-gradient(90deg, rgba(47, 111, 104, 0.7), rgba(240, 138, 75, 0.85));
  transition: width 0.4s ease;
}

.fs-bar.is-unknown .fs-fill {
  background: rgba(21, 19, 15, 0.14);
}

.metric-chips {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.device-title {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 8px;
}

.device-title h3 {
  font-size: 18px;
}

.badge {
  font-size: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(47, 111, 104, 0.12);
  color: var(--accent-2);
}

.badge.offline {
  background: rgba(201, 111, 74, 0.15);
  color: #c96f4a;
}


.config-row {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  align-items: center;
}

label {
  font-size: 13px;
  color: var(--muted);
}

select,
input[type="text"],
input[type="number"] {
  border: 1px solid rgba(21, 19, 15, 0.16);
  border-radius: 10px;
  padding: 8px 10px;
  font-family: inherit;
}

.config-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

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

.field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.config-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.config-status {
  font-size: 12px;
  color: var(--muted);
}

.config-status.ok {
  color: var(--accent-2);
}

.config-status.info {
  color: var(--muted);
}

.config-status.error {
  color: #c96f4a;
}

.config-detected {
  font-size: 13px;
  color: var(--muted);
  background: rgba(21, 19, 15, 0.04);
  border: 1px solid rgba(21, 19, 15, 0.08);
  border-radius: 10px;
  padding: 10px 12px;
}

.btn {
  border: none;
  border-radius: 999px;
  padding: 10px 18px;
  font-weight: 600;
  cursor: pointer;
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
  background: var(--accent);
  color: #2d1c0d;
  box-shadow: 0 10px 20px rgba(240, 138, 75, 0.25);
}

.btn.ghost {
  background: transparent;
  color: var(--ink);
  border: 1px solid rgba(21, 19, 15, 0.18);
}

.record-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid rgba(21, 19, 15, 0.18);
  background: transparent;
}

.record-btn .record-indicator {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: #c2554a;
  box-shadow: 0 0 0 3px rgba(194, 85, 74, 0.18);
}

.record-btn .record-label {
  letter-spacing: 0.12em;
  font-size: 11px;
}

.record-btn.is-recording {
  border-color: rgba(21, 19, 15, 0.4);
  color: var(--ink);
}

.record-btn.is-recording .record-indicator {
  border-radius: 3px;
  background: var(--ink);
  box-shadow: none;
}

.record-btn:not(.is-recording) {
  border-color: rgba(194, 85, 74, 0.5);
  color: #b14a40;
}

.btn.small {
  padding: 8px 12px;
  font-size: 13px;
}

.btn:hover {
  transform: translateY(-1px);
}


.empty-state {
  margin-top: 24px;
  padding: 22px;
  border-radius: 16px;
  border: 1px dashed rgba(21, 19, 15, 0.2);
  color: var(--muted);
  text-align: center;
}

.chart-wrap {
  display: grid;
  grid-template-columns: 1fr 120px;
  gap: 16px;
  align-items: center;
}

.chart-canvas {
  width: 100%;
  height: 140px;
  background: var(--card-2);
  border-radius: 14px;
}

.gauge {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.gauge canvas {
  width: 120px;
  height: 120px;
}

.value {
  font-family: "IBM Plex Mono", monospace;
  font-weight: 600;
  font-size: 20px;
}

.muted {
  color: var(--muted);
  font-size: 13px;
}

.footer {
  padding: 24px clamp(16px, 4vw, 64px) 40px;
  color: var(--muted);
  font-size: 13px;
}

.modal {
  position: fixed;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s ease;
  z-index: 30;
}

.modal.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(21, 19, 15, 0.45);
  backdrop-filter: blur(2px);
}

.modal-card {
  position: relative;
  width: min(720px, 96vw);
  max-height: 90vh;
  overflow: auto;
  background: var(--card);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
  border: 1px solid rgba(21, 19, 15, 0.12);
  animation: fadeUp 0.3s ease;
}

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.modal-body {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.modal-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 12px;
}

.modal-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--muted);
}

.check-row input {
  width: 18px;
  height: 18px;
}

@media (max-width: 720px) {
  .metrics-grid {
    grid-template-columns: 1fr;
  }

  .chart-wrap {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: 30px;
  }
}

@media (min-width: 721px) and (max-width: 1180px) {
  .metrics-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}