:root {
  --bg: #f8f2e9;
  --bg-elev: #fffaf3;
  --bg-soft: #efe3d1;
  --card: rgba(255, 251, 245, 0.92);
  --line: rgba(164, 132, 86, 0.25);
  --text: #2b2012;
  --muted: #7d6648;
  --brand: #efd7ad;
  --brand-strong: #c79a55;
  --good: #4a8d5f;
  --warn: #c08939;
  --bad: #b44f4f;
  --shadow: 0 16px 30px rgba(109, 80, 39, 0.14);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  background:
    radial-gradient(900px 520px at 10% -20%, rgba(199, 154, 85, 0.23), transparent 70%),
    radial-gradient(950px 560px at 92% -12%, rgba(239, 215, 173, 0.46), transparent 65%),
    linear-gradient(180deg, #fff7ea 0%, #f8f2e9 42%, #f3e9db 100%),
    var(--bg);
  color: var(--text);
  font-family: "Avenir Next", "Segoe UI Variable", "Trebuchet MS", sans-serif;
  min-height: 100%;
}

body {
  position: relative;
  overflow-x: hidden;
}

body.app-sheen::before {
  content: "";
  position: fixed;
  inset: -20% -40%;
  pointer-events: none;
  z-index: 2;
  background: linear-gradient(102deg, transparent 40%, rgba(255, 241, 214, 0.6) 50%, transparent 60%);
  animation: pageSheen 1.25s ease-out both;
}

a {
  color: inherit;
}

.layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  min-height: 100vh;
}

.sidebar {
  border-right: 1px solid var(--line);
  background:
    linear-gradient(168deg, rgba(255, 251, 243, 0.96), rgba(246, 235, 217, 0.96)),
    linear-gradient(125deg, rgba(239, 215, 173, 0.33), transparent 62%);
  box-shadow: inset -1px 0 0 rgba(255, 255, 255, 0.55);
  padding: 22px 16px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 24px;
}

.brand-badge {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(145deg, #f6e6c6, #c9974e);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.65),
    0 6px 16px rgba(174, 131, 70, 0.35);
}

.brand h1 {
  margin: 0;
  font-size: 15px;
  font-family: "Palatino Linotype", "Times New Roman", serif;
  letter-spacing: 0.3px;
}

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

.nav-title {
  color: var(--muted);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 1px;
  margin: 22px 8px 8px;
}

.nav-link {
  width: 100%;
  border: 1px solid transparent;
  background: transparent;
  color: var(--text);
  padding: 10px 12px;
  border-radius: 10px;
  text-align: left;
  cursor: pointer;
  margin-bottom: 6px;
  transition: transform 0.25s ease, background 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
}

.nav-link:hover,
.nav-link.active {
  background: var(--bg-soft);
  border-color: var(--line);
  transform: translateX(2px);
  box-shadow: 0 6px 16px rgba(174, 131, 70, 0.12);
}

.main {
  padding: 20px clamp(14px, 2vw, 30px) 90px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  gap: 12px;
  padding: 16px;
  border-radius: 18px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(255, 252, 246, 0.95), rgba(244, 229, 205, 0.7));
  box-shadow: var(--shadow);
  animation: heroReveal 0.95s cubic-bezier(0.17, 0.87, 0.24, 1) both;
}

.topbar h2 {
  margin: 0;
  font-size: clamp(20px, 3vw, 28px);
  font-family: "Palatino Linotype", "Times New Roman", serif;
  letter-spacing: 0.25px;
}

.topbar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

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

.pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.65);
  padding: 8px 12px;
  font-size: 12px;
  color: var(--muted);
}

.device-status-indicator {
  cursor: pointer;
}

.device-status-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  flex: 0 0 8px;
  background: var(--good);
}

.device-status-online .device-status-dot {
  background: var(--good);
}

.device-status-stale .device-status-dot {
  background: var(--warn);
}

.device-status-offline .device-status-dot {
  background: var(--bad);
}

.device-status-diagnostics {
  flex-basis: 100%;
  margin-top: 6px;
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.78);
}

.device-status-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  color: var(--muted);
  font-size: 12px;
}

.device-status-row + .device-status-row {
  margin-top: 6px;
}

.grid {
  display: grid;
  gap: 14px;
}

.grid-4 {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-2 {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 16px;
  transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.grid > .card {
  opacity: 0;
  transform: translateY(14px) scale(0.985);
  animation: cardRise 0.72s cubic-bezier(0.2, 0.75, 0.25, 1) forwards;
}

.grid > .card:nth-child(1) { animation-delay: 0.1s; }
.grid > .card:nth-child(2) { animation-delay: 0.2s; }
.grid > .card:nth-child(3) { animation-delay: 0.3s; }
.grid > .card:nth-child(4) { animation-delay: 0.4s; }
.grid > .card:nth-child(5) { animation-delay: 0.5s; }
.grid > .card:nth-child(6) { animation-delay: 0.6s; }

.card:hover {
  transform: translateY(-5px);
  border-color: rgba(199, 154, 85, 0.45);
  box-shadow: 0 18px 34px rgba(151, 112, 56, 0.2);
}

.card h3,
.card h4 {
  margin: 0 0 8px;
}

.metric {
  font-size: clamp(24px, 3.5vw, 34px);
  margin: 2px 0 6px;
}

.metric.is-loading {
  position: relative;
  color: transparent;
  border-radius: 8px;
  overflow: hidden;
}

.metric.is-loading::after {
  content: "";
  position: absolute;
  inset: 5px 0;
  border-radius: 8px;
  background: linear-gradient(95deg, rgba(255, 255, 255, 0.2), rgba(241, 218, 172, 0.85), rgba(255, 255, 255, 0.2));
  animation: loadingSweep 1.15s ease-in-out infinite;
}

.row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
}

.progress {
  width: 100%;
  height: 8px;
  border-radius: 999px;
  background: rgba(157, 176, 202, 0.15);
  overflow: hidden;
}

.progress > span {
  display: block;
  height: 100%;
  background: linear-gradient(90deg, #edd9b2, #c18b3d);
}

.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  text-align: left;
  padding: 10px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
}

.table th {
  color: var(--muted);
  font-weight: 600;
}

.table-note {
  text-align: center;
  padding: 18px 10px;
  color: var(--muted);
  font-style: italic;
}

.status {
  border: 1px solid;
  border-radius: 999px;
  padding: 4px 9px;
  font-size: 11px;
}

.status.good {
  color: var(--good);
  border-color: color-mix(in srgb, var(--good), transparent 45%);
}

.status.warn {
  color: var(--warn);
  border-color: color-mix(in srgb, var(--warn), transparent 45%);
}

.status.bad {
  color: var(--bad);
  border-color: color-mix(in srgb, var(--bad), transparent 45%);
}

.btn {
  background: linear-gradient(130deg, #f1ddb8, #bf8944);
  color: #3f2a12;
  border: none;
  border-radius: 11px;
  padding: 10px 12px;
  font-weight: 700;
  cursor: pointer;
  transition: transform 0.24s ease, box-shadow 0.24s ease, filter 0.24s ease;
}

.btn.alt {
  background: rgba(255, 255, 255, 0.62);
  color: var(--text);
  border: 1px solid var(--line);
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 8px 16px rgba(146, 106, 47, 0.24);
  filter: saturate(1.05);
}

.btn:focus-visible,
.nav-link:focus-visible,
.chat-input-row input:focus-visible,
.auth-form input:focus-visible {
  outline: 2px solid rgba(198, 150, 81, 0.56);
  outline-offset: 2px;
}

.chat-fab {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 20;
}

.chat-toggle {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 0;
  cursor: pointer;
  color: #3f2a12;
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(140deg, #efd8b0, #bf8841);
  box-shadow: 0 8px 24px rgba(185, 132, 58, 0.38);
  animation: pulseFloat 2.6s ease-in-out infinite;
}

.chat-panel {
  width: min(340px, 92vw);
  margin-top: 10px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(255, 251, 245, 0.98);
  box-shadow: var(--shadow);
  padding: 12px;
  display: none;
}

.chat-panel.open {
  display: block;
}

.chat-log {
  max-height: 260px;
  overflow: auto;
  display: grid;
  gap: 8px;
  margin-bottom: 10px;
}

.chat-quick-prompts {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 8px;
}

.chat-chip {
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 10px;
  background: rgba(255, 255, 255, 0.78);
  color: var(--text);
  font-size: 12px;
  cursor: pointer;
}

.chat-chip:hover {
  border-color: rgba(199, 154, 85, 0.52);
  box-shadow: 0 4px 10px rgba(161, 117, 57, 0.14);
}

.bubble {
  padding: 8px 10px;
  border-radius: 10px;
  font-size: 13px;
  line-height: 1.35;
}

.bubble.user {
  background: #efe0c6;
}

.bubble.bot {
  background: #f7ebd8;
}

.chat-input-row {
  display: flex;
  gap: 6px;
}

.chat-input-row input {
  flex: 1;
  background: rgba(255, 255, 255, 0.8);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 9px;
}

.chat-input-row button {
  border: none;
  border-radius: 10px;
  padding: 9px 11px;
  background: #c08c42;
  color: #2f1e0d;
  font-weight: 700;
  cursor: pointer;
}

.contact-strip {
  margin-top: 16px;
  font-size: 12px;
  color: var(--muted);
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  align-items: center;
}

.contact-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 8px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.72);
}

.contact-link {
  text-decoration: none;
  color: var(--text);
}

.contact-link:hover {
  border-color: rgba(255, 197, 115, 0.55);
  box-shadow: 0 0 0 1px rgba(255, 197, 115, 0.25);
}

.contact-icon {
  min-width: 20px;
  height: 20px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  font-size: 10px;
  letter-spacing: 0.3px;
  font-weight: 700;
  color: #7a541a;
  background: linear-gradient(140deg, #f3e0b1, #dcb46a);
}

.icon-svg svg {
  width: 12px;
  height: 12px;
  fill: #7a541a;
  display: block;
}

.auth-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 20px;
}

.auth-shell {
  width: min(460px, 96vw);
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow);
  padding: 20px;
  animation: heroReveal 1s cubic-bezier(0.17, 0.87, 0.24, 1) both;
}

.auth-form {
  display: grid;
  gap: 8px;
}

.auth-form label {
  color: var(--muted);
  font-size: 12px;
}

.auth-form input {
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.auth-divider {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 16px 0;
}

.settings-grid {
  display: grid;
  gap: 10px;
}

.settings-field {
  display: grid;
  gap: 6px;
  color: var(--muted);
  font-size: 12px;
}

.settings-field select,
.settings-field input[type="number"] {
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  font-size: 13px;
}

.settings-field input[type="text"],
.settings-field input[type="time"],
.settings-field input[type="range"] {
  background: rgba(255, 255, 255, 0.82);
  color: var(--text);
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 10px;
  font-size: 13px;
}

.settings-field input[type="range"] {
  padding: 0;
}

.settings-toggle {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: var(--text);
}

.settings-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 2px;
}

.focus-plan {
  margin: 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--text);
}

.focus-plan li::marker {
  color: var(--brand-strong);
}

.insight-bars {
  display: grid;
  grid-template-columns: repeat(7, minmax(0, 1fr));
  gap: 8px;
  align-items: end;
  min-height: 130px;
}

.insight-day {
  display: grid;
  gap: 6px;
  justify-items: center;
}

.insight-day span {
  color: var(--muted);
  font-size: 11px;
}

.insight-day i {
  display: block;
  width: 100%;
  min-height: 30px;
  border-radius: 8px 8px 4px 4px;
  background: linear-gradient(180deg, #eddbba, #c38b44);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.35);
}

.insight-breakdown {
  display: grid;
  gap: 8px;
}

.device-controls {
  display: grid;
  gap: 10px;
}

@keyframes heroReveal {
  from {
    opacity: 0;
    transform: translateY(24px) scale(0.99);
    filter: blur(3px);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

@keyframes cardRise {
  from {
    opacity: 0;
    transform: translateY(14px) scale(0.985);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

@keyframes pulseFloat {
  0%,
  100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

@keyframes loadingSweep {
  from { transform: translateX(-75%); }
  to { transform: translateX(75%); }
}

@keyframes pageSheen {
  from {
    opacity: 0;
    transform: translateX(-20%);
  }
  35% {
    opacity: 1;
  }
  to {
    opacity: 0;
    transform: translateX(30%);
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation: none !important;
    transition: none !important;
  }
}

@media (max-width: 980px) {
  .layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    height: auto;
    position: static;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .grid-4,
  .grid-3,
  .grid-2 {
    grid-template-columns: 1fr;
  }
}