:root {
  --slate-50: #fafafa;
  --slate-100: #f4f4f5;
  --slate-200: #e4e4e7;
  --slate-300: #d4d4d8;
  --slate-400: #a1a1aa;
  --slate-500: #71717a;
  --slate-600: #52525b;
  --slate-700: #3f3f46;
  --slate-800: #27272a;
  --slate-900: #18181b;

  --primary-50: #fff4ed;
  --primary-100: #ffe6d4;
  --primary-200: #ffcba9;
  --primary-300: #ffa573;
  --primary-400: #ff7536;
  --primary-500: #ff4d00;
  --primary-600: #ed3500;
  --primary-700: #c42402;

  --blue-500: var(--primary-500);
  --blue-600: var(--primary-600);
  --blue-700: var(--primary-700);

  --green-500: #10b981;
  --amber-500: #f59e0b;
  --red-500: #ef4444;

  --bg: #f4f4f5;
  --bg-soft: #e4e4e7;
  --surface: #ffffff;
  --surface-muted: #fafafa;
  --line: #e4e4e7;
  --ink: #18181b;
  --muted: #71717a;

  --primary: var(--primary-500);
  --primary-strong: var(--primary-600);
  --primary-soft: var(--primary-50);

  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  color: var(--ink);
  background: linear-gradient(180deg, var(--bg), var(--bg-soft));
  background-repeat: no-repeat;
  background-attachment: fixed;
  min-height: 100vh;
  height: 100%;
  font-family: "IBM Plex Sans", "Segoe UI", sans-serif;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin-top: 0;
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  letter-spacing: -0.01em;
}

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

.page-bg {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background:
    radial-gradient(circle at 14% 8%, rgba(255, 77, 0, 0.04), transparent 32%),
    radial-gradient(circle at 88% 18%, rgba(24, 24, 27, 0.04), transparent 36%),
    radial-gradient(circle at 20% 84%, rgba(255, 77, 0, 0.03), transparent 40%);
}

.app-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 280px 1fr;
}

.sidebar {
  position: sticky;
  top: 0;
  height: 100vh;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
  padding: 1.1rem 1rem;
  color: #fafafa;
  border-right: 1px solid rgba(255, 255, 255, 0.05);
  background: #111113;
}

.brand {
  padding: 0.25rem 0.2rem 0.65rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.brand h1 {
  margin: 0;
  font-size: 1.15rem;
  font-weight: 700;
}

.brand p {
  margin: 0.35rem 0 0;
  font-size: 0.8rem;
  color: #b8cae0;
}

.sidebar-nav {
  margin-top: 0.2rem;
  display: grid;
  gap: 0.35rem;
}

.sidebar-nav a {
  text-decoration: none;
  color: #a1a1aa;
  padding: 0.7rem 0.8rem;
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-weight: 600;
  transition: background 120ms ease, border-color 120ms ease, color 120ms ease;
}

.sidebar-nav a:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #e4e4e7;
}

.sidebar-nav a.active {
  color: #ffffff;
  border-color: rgba(255, 77, 0, 0.2);
  background: linear-gradient(120deg, rgba(255, 77, 0, 0.12), rgba(237, 53, 0, 0.02));
  border-left: 3px solid var(--primary);
  border-radius: 4px;
}

.sidebar-footer {
  margin-top: auto;
  display: grid;
  gap: 0.2rem;
  color: #a1a1aa;
  font-size: 0.9rem;
}

.sidebar-footer .btn {
  margin-top: 0.55rem;
}

.main-content {
  padding: 1.1rem 1.2rem 1.5rem;
}

.content-topbar {
  margin-bottom: 1rem;
  padding: 1rem 1.1rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, var(--surface), var(--surface-muted));
  box-shadow: var(--shadow-sm);
}

.breadcrumbs {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
  margin-bottom: 0.4rem;
  font-size: 0.8rem;
}

.breadcrumbs a {
  color: var(--primary);
  text-decoration: none;
  font-weight: 600;
}

.breadcrumbs .current {
  color: var(--muted);
  font-weight: 600;
}

.page-title {
  margin: 0;
  font-size: 1.4rem;
  color: var(--ink);
}

.page-subtitle {
  margin: 0.2rem 0 0;
  font-size: 0.92rem;
  color: var(--muted);
}

section,
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 1rem;
  box-shadow: var(--shadow-sm);
}

h3 {
  margin: 0;
  font-size: 1rem;
  font-weight: 700;
}

.dashboard-grid {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.kpi {
  position: relative;
  overflow: hidden;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 0.95rem;
  box-shadow: var(--shadow-sm);
}

.kpi::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 3px;
  background: var(--kpi-accent, var(--primary));
}

.kpi h3 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.kpi p {
  margin: 0.45rem 0 0;
  color: var(--ink);
  font-family: "Sora", "IBM Plex Sans", sans-serif;
  font-size: 1.55rem;
  line-height: 1.1;
}

.kpi small {
  display: block;
  margin-top: 0.38rem;
  color: var(--muted);
}

.kpi.kpi-1 { --kpi-accent: var(--primary-500); }
.kpi.kpi-2 { --kpi-accent: var(--slate-800); }
.kpi.kpi-3 { --kpi-accent: var(--amber-500); }
.kpi.kpi-4 { --kpi-accent: var(--green-500); }
.kpi.kpi-5 { --kpi-accent: var(--red-500); }
.kpi.kpi-6 { --kpi-accent: var(--slate-500); }

.toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 0.9rem;
}

.inline-actions {
  display: inline-flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.45rem;
}

.list-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #fff;
}

.list-table th,
.list-table td {
  text-align: left;
  padding: 0.66rem 0.72rem;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.list-table thead th {
  color: var(--muted);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--surface-muted);
}

.list-table tbody tr:hover {
  background: var(--slate-50);
}

.list-table tbody tr:last-child td {
  border-bottom: 0;
}

.list-table td.inline-actions {
  display: table-cell;
  white-space: nowrap;
}

.list-table td.inline-actions .btn {
  margin-right: 0.4rem;
}

.list-table td.inline-actions .btn:last-child {
  margin-right: 0;
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.24rem 0.55rem;
  border-radius: 999px;
  border: 1px solid transparent;
  font-size: 0.72rem;
  font-weight: 700;
}

.badge.disponivel {
  color: #146a4a;
  background: #e6f5ef;
  border-color: #b9dfcf;
}

.badge.em_uso {
  color: #144f9a;
  background: #e8f0ff;
  border-color: #c1d5fb;
}

.badge.em_manutencao {
  color: #8c5c10;
  background: #fff4de;
  border-color: #f0d5a1;
}

.badge.para_descarte {
  color: #8c2d2d;
  background: #fdecec;
  border-color: #efc1c1;
}

.btn {
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  padding: 0.56rem 0.88rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-strong));
  box-shadow: 0 2px 6px rgba(255, 77, 0, 0.25);
  transition: transform 100ms ease, box-shadow 120ms ease, filter 120ms ease;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 5px 12px rgba(255, 77, 0, 0.26);
  filter: saturate(1.04);
}

.btn-outline {
  color: var(--primary);
  background: #fff;
  border-color: var(--line);
  box-shadow: none;
}

.btn-outline:hover {
  background: var(--primary-50);
  border-color: var(--primary-300);
  box-shadow: none;
}

.filter-form,
.form-grid {
  display: grid;
  gap: 0.72rem;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

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

label {
  display: block;
  margin-bottom: 0.32rem;
  color: var(--muted);
  font-size: 0.8rem;
  font-weight: 600;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid #c7d6ea;
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--ink);
  padding: 0.56rem 0.64rem;
  font: inherit;
  transition: border-color 120ms ease, box-shadow 120ms ease;
}

textarea {
  min-height: 110px;
  resize: vertical;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 3px rgba(255, 77, 0, 0.16);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin-top: 0.8rem;
}

.messages {
  margin: 0 0 0.9rem;
  padding: 0;
  list-style: none;
}

.messages li {
  margin-bottom: 0.42rem;
  padding: 0.6rem 0.72rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--line);
  background: #fff;
}

.messages li.success {
  color: #0d5f42;
  border-color: #a9d9c6;
  background: #e9f7f1;
}

.messages li.error {
  color: #8a2929;
  border-color: #e3b8b8;
  background: #fdf0f0;
}

.errorlist {
  margin: 0.25rem 0 0.15rem;
  padding-left: 1rem;
  color: var(--red-500);
  font-size: 0.82rem;
}

.quick-links {
  display: grid;
  gap: 0.62rem;
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

.quick-links a {
  text-decoration: none;
  color: var(--ink);
  font-weight: 600;
  text-align: center;
  padding: 0.72rem;
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #fff, var(--surface-muted));
  transition: border-color 120ms ease, transform 120ms ease;
}

.quick-links a:hover {
  border-color: var(--slate-300);
  transform: translateY(-1px);
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.62rem 1rem;
}

.pagination {
  margin-top: 0.9rem;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 0.65rem;
}

/* Enterprise add-ons for detail/form pages */
.summary-strip {
  display: grid;
  gap: 0.7rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-bottom: 0.9rem;
}

.summary-card {
  padding: 0.8rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, #ffffff, var(--surface-muted));
}

.summary-label {
  display: block;
  margin-bottom: 0.24rem;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
  font-weight: 700;
}

.summary-value {
  margin: 0;
  color: var(--ink);
  font-size: 1.05rem;
  font-weight: 700;
}

.data-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.7rem;
}

.data-point {
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.62rem;
  background: var(--surface-muted);
}

.data-point strong {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}

.form-shell {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  padding: 0.85rem;
  background: var(--surface-muted);
}

.form-heading {
  margin: 0 0 0.8rem;
  color: var(--muted);
  font-size: 0.86rem;
}

.fab-menu {
  position: fixed;
  right: 1.25rem;
  bottom: 1.25rem;
  z-index: 20;
}

.fab-menu summary {
  list-style: none;
}

.fab-menu summary::-webkit-details-marker {
  display: none;
}

.fab-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.7rem 0.96rem;
  border-radius: 999px;
  background: linear-gradient(140deg, var(--primary-600), var(--primary-500));
  color: #fff;
  font-size: 0.84rem;
  font-weight: 700;
  box-shadow: 0 12px 24px rgba(255, 77, 0, 0.25);
  cursor: pointer;
}

.fab-icon {
  width: 1.35rem;
  height: 1.35rem;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.2);
  transition: transform 120ms ease;
}

.fab-menu[open] .fab-icon {
  transform: rotate(45deg);
}

.fab-panel {
  position: absolute;
  right: 0;
  bottom: calc(100% + 0.58rem);
  width: min(330px, 84vw);
  display: grid;
  gap: 0.48rem;
  padding: 0.66rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--line);
  background: #fff;
  box-shadow: var(--shadow-md);
  opacity: 0;
  transform: translateY(6px);
  pointer-events: none;
  transition: opacity 120ms ease, transform 120ms ease;
}

.fab-menu[open] .fab-panel {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.fab-title {
  margin: 0.1rem 0 0.2rem;
  font-size: 0.73rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--muted);
}

.fab-items {
  display: grid;
  gap: 0.35rem;
}

.fab-item {
  display: grid;
  gap: 0.12rem;
  text-decoration: none;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  padding: 0.54rem 0.62rem;
  background: var(--surface-muted);
}

.fab-item:hover {
  border-color: var(--primary-300);
  background: var(--primary-50);
}

.fab-item-title {
  font-size: 0.84rem;
  font-weight: 700;
}

.fab-item-desc {
  font-size: 0.74rem;
  color: var(--muted);
}

.auth-container {
  display: grid;
  grid-template-columns: 1fr;
  min-height: 100vh;
  background: #fff;
}

@media (min-width: 900px) {
  .auth-container {
    grid-template-columns: 1fr 1fr;
  }
}

.auth-hero {
  display: none;
  background: #09090b;
  position: relative;
  overflow: hidden;
}

@media (min-width: 900px) {
  .auth-hero {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem;
    color: #fff;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
  }
}

.auth-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(circle at 80% 20%, rgba(255, 77, 0, 0.15), transparent 45%),
    radial-gradient(circle at 20% 80%, rgba(255, 77, 0, 0.05), transparent 50%);
  pointer-events: none;
}

.auth-content {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 2rem;
  max-width: 500px;
  margin: 0 auto;
  width: 100%;
}

.auth-input-group label {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--slate-700);
}

.auth-input-group input {
  padding: 0.85rem 1rem;
  font-size: 1rem;
  background: var(--slate-100);
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.auth-input-group input:focus {
  background: #ffffff;
  border-color: var(--primary-400);
  box-shadow: 0 0 0 4px rgba(255, 77, 0, 0.1);
}

@media (max-width: 1250px) {
  .dashboard-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1100px) {
  .app-shell {
    grid-template-columns: 90px 1fr;
  }

  .brand p,
  .sidebar-footer span,
  .sidebar-footer strong {
    display: none;
  }

  .sidebar-nav a {
    text-align: center;
    font-size: 0.78rem;
    padding: 0.58rem 0.34rem;
  }

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

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

@media (max-width: 760px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.16);
  }

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

  .sidebar-nav a {
    text-align: left;
  }

  .main-content {
    padding: 0.9rem 0.85rem 1.2rem;
  }

  .dashboard-grid,
  .filter-form,
  .form-grid,
  .quick-links,
  .detail-grid,
  .summary-strip,
  .data-grid {
    grid-template-columns: 1fr;
  }

  .pagination {
    flex-direction: column;
    align-items: stretch;
  }

  .fab-menu {
    right: 0.9rem;
    bottom: 0.9rem;
  }

  .fab-trigger {
    border-radius: 12px;
    padding: 0.65rem 0.82rem;
  }

  .fab-panel {
    width: min(304px, 86vw);
  }
}