:root {
  color-scheme: light;
  --color-bg: #f6f8fb;
  --color-surface: #ffffff;
  --color-surface-alt: #f1f5f9;
  --color-surface-strong: #e2e8f0;
  --color-text: #0f172a;
  --color-text-muted: #5f6c86;
  --color-border: rgba(15, 23, 42, 0.15);
  --color-border-strong: rgba(15, 23, 42, 0.3);
  --color-input-bg: #ffffff;
  --color-input-border: rgba(15, 23, 42, 0.25);
  --color-chip-bg: rgba(15, 23, 42, 0.06);
  --color-chip-text: #0f172a;
  --color-code-text: #0f172a;
  --color-toggle-off-bg: rgba(15, 23, 42, 0.15);
  --color-table-border: rgba(15, 23, 42, 0.18);
  --clock-border: #001a3d;
  --clock-main-bg: #001a3d;
  --clock-main-text: #ffffff;
  --clock-weekday-bg: #ffffff;
  --clock-weekday-text: #001a3d;
  --clock-inner-divider: rgba(255, 255, 255, 0.2);
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --color-bg: #050b18;
  --color-surface: #0f172a;
  --color-surface-alt: #16203a;
  --color-surface-strong: #1d2742;
  --color-text: #f8fafc;
  --color-text-muted: #94a3b8;
  --color-border: rgba(148, 163, 184, 0.35);
  --color-border-strong: rgba(148, 163, 184, 0.55);
  --color-input-bg: #1b243b;
  --color-input-border: rgba(148, 163, 184, 0.5);
  --color-chip-bg: rgba(148, 163, 184, 0.18);
  --color-chip-text: #f8fafc;
  --color-code-text: #f8fafc;
  --color-toggle-off-bg: rgba(148, 163, 184, 0.35);
  --color-table-border: rgba(148, 163, 184, 0.35);
  --clock-border: rgba(248, 250, 252, 0.45);
  --clock-main-bg: #0f172a;
  --clock-main-text: #f8fafc;
  --clock-weekday-bg: #f8fafc;
  --clock-weekday-text: #0f172a;
  --clock-inner-divider: rgba(15, 23, 42, 0.35);
}

body {
  font-family: 'Roboto', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, Helvetica, sans-serif;
  margin: 2rem;
  background: var(--color-bg);
  color: var(--color-text);
  transition: background .25s ease, color .25s ease;
}

header {
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap:1.5rem;
  margin-bottom:.75rem;
  color: inherit;
}

.site-header .header-left { display:flex; flex-direction:column; align-items:flex-start; gap:.5rem; }
header .header-main { display:flex; flex-direction: column; align-items:flex-start; gap:.5rem; }
.header-meta { display:flex; align-items:center; gap:.75rem; flex-wrap:wrap; }
header .header-actions {
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:.75rem;
}
.header-meta:empty { display:none; }
.app-clock {
  display: inline-flex;
  align-items: stretch;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--clock-main-text);
  background: var(--clock-main-bg);
  border: 1px solid var(--clock-border);
  border-radius: .65rem;
  overflow: hidden;
  box-shadow: 0 3px 8px rgba(0, 0, 0, 0.1);
  min-height: 60px;
}
.app-clock .clock-weekday {
  background: var(--clock-weekday-bg);
  color: var(--clock-weekday-text);
  padding: .45rem .85rem;
  letter-spacing: .05em;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 3.5rem;
  border-right: 1px solid var(--clock-border);
}
.app-clock .clock-datetime {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: .4rem 1.05rem;
  background: var(--clock-main-bg);
  color: var(--clock-main-text);
  border-left: 1px solid var(--clock-inner-divider);
  gap: 0.15rem;
}
.app-clock .clock-date {
  line-height: 1.2;
  white-space: nowrap;
}
.app-clock .clock-time {
  font-size: .9rem;
  font-weight: 600;
  opacity: .9;
  line-height: 1.2;
  white-space: nowrap;
}
.app-clock:not(.has-weekday) .clock-weekday {
  display: none;
}
.app-clock:not(.has-weekday) .clock-datetime {
  border-left: 0;
  padding-left: 1.05rem;
}

.cards-clock-wrapper {
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin: 0;
}

.cards-clock-wrapper .app-clock {
  margin-left: 0;
}

.app-clock--simulated {
  --clock-border: #b45309;
  --clock-main-bg: #fef08a;
  --clock-main-text: #78350f;
  --clock-weekday-bg: #fde047;
  --clock-weekday-text: #78350f;
  --clock-inner-divider: rgba(120, 53, 15, 0.35);
  box-shadow: 0 4px 14px rgba(187, 120, 24, 0.25), 0 0 0 2px rgba(250, 204, 21, 0.45);
}

.app-clock--simulated .clock-time {
  opacity: 1;
}

.app-clock--simulated .clock-datetime {
  position: relative;
}

.app-clock--simulated .clock-sim-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #92400e;
  line-height: 1;
}

.site-header .filters-toggle {
  display: inline-flex; align-items:center; justify-content:center;
  min-height: 36px; border-radius: 6px;
  padding: 0 .9rem;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-text);
  font-weight: 600;
}
.site-header .filters-toggle:hover { background: var(--color-surface-strong); }
.header-actions-secondary {
  display:flex;
  flex-direction:row;
  align-items:center;
  gap:.5rem;
}
.header-actions-secondary:empty {
  display:none;
}
header .logo { height: 56px; width: auto; display: block; }
.header-title { margin: 0; }
.header-user {
  display:flex;
  align-items:center;
  justify-content:flex-end;
  gap:.75rem;
  font-size:.9rem;
}
.header-user-main {
  display:flex;
  flex-direction:column;
  align-items:flex-end;
  gap:.2rem;
  text-align:right;
}
.header-user-name { font-weight:600; }
.header-user-role {
  font-size:.85rem;
  color: var(--color-text-muted);
  text-transform:capitalize;
}
.header-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  overflow: hidden;
  background: linear-gradient(135deg, var(--color-surface-alt), var(--color-surface-strong));
  display:flex;
  align-items:center;
  justify-content:center;
  color:var(--color-text);
  border:1px solid var(--color-border);
}
.header-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display:block;
}
.header-avatar svg {
  width: 24px;
  height: 24px;
}

@media (max-width: 900px) {
  .header-avatar {
    width: 40px;
    height: 40px;
  }
  .header-avatar svg {
    width: 20px;
    height: 20px;
  }
}

@media (max-width: 600px) {
  .header-avatar {
    width: 34px;
    height: 34px;
  }
  .header-avatar svg {
    width: 18px;
    height: 18px;
  }
}
.btn-logout,
.btn-login {
  padding:.3rem .6rem;
  border:1px solid var(--color-border);
  border-radius:4px;
  text-decoration:none;
  color:var(--color-text);
  background:var(--color-surface);
  transition: background .2s ease, color .2s ease, border-color .2s ease;
}
.btn-logout:hover,
.btn-login:hover {
  background:var(--color-surface-alt);
}
a { text-decoration: none; color: inherit; }
table { width: 100%; border-collapse: collapse; background: var(--color-surface); }
th, td { padding: .6rem .5rem; border-bottom: 1px solid var(--color-table-border); }
th { text-align: left; }
.muted { opacity: .85; color: var(--color-text-muted); font-size: .95em; }
.grid { display:grid; gap:.5rem; grid-template-columns: repeat(6, 1fr); }
.grid label { display:flex; flex-direction:column; gap:.25rem; grid-column: span 2; }
.grid label.long { grid-column: span 3; }
.actions { display:flex; gap:.5rem; align-items:center; }
input[type="text"], input[type="number"], input[type="date"], select {
  padding:.5rem .6rem;
  border:1px solid var(--color-input-border);
  border-radius:.5rem;
  background: var(--color-input-bg);
  color: var(--color-text);
}
input[type="submit"], button {
  padding:.6rem .9rem;
  border:1px solid var(--color-border);
  border-radius:.5rem;
  cursor:pointer;
  background: var(--color-surface-alt);
  color: var(--color-text);
}
code {
  background: var(--color-chip-bg);
  color: var(--color-code-text);
  padding: .15rem .35rem;
  border-radius: .25rem;
}

/* Toggle switch (ligar/desligar) */
.switch-row { display:flex; align-items:center; gap:.5rem; }
.toggle {
  position: relative;
  width: 52px; height: 28px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-toggle-off-bg);
  padding: 0; outline: none;
  transition: background .18s ease, border-color .18s ease;
}
.toggle::after {
  content: ""; position: absolute; top: 2px; left: 2px;
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--color-surface);
  box-shadow: 0 1px 2px #0002;
  transition: left .18s ease, background .18s ease;
}
.toggle.on { background: #2ecc71; border-color: #2ecc71; }
.toggle.on::after { left: 26px; }

.theme-toggle {
  display: inline-flex;
  align-items: center;
  gap: .35rem;
  padding: .35rem .65rem;
  border-radius: 999px;
  border: 1px solid var(--color-border);
  background: var(--color-surface-alt);
}
.theme-toggle-label {
  font-size: .8rem;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: var(--color-text-muted);
}
.theme-toggle .toggle {
  width: 46px;
  height: 24px;
}
.theme-toggle .toggle::after {
  width: 20px;
  height: 20px;
}

.submit-overlay {
  position: fixed;
  inset: 0;
  z-index: 4000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(5, 11, 24, 0.55);
}
:root[data-theme="dark"] .submit-overlay {
  background: rgba(2, 6, 23, 0.7);
}
.submit-overlay.hidden {
  display: none;
}
.submit-overlay-content {
  display: inline-flex;
  align-items: center;
  gap: 0.85rem;
  padding: 1rem 1.5rem;
  border-radius: 0.85rem;
  background: var(--color-surface, #fff);
  color: var(--color-text, #0f172a);
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.35);
  font-size: 1rem;
  font-weight: 600;
}
.submit-overlay-spinner {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 3px solid var(--color-border, rgba(0, 0, 0, 0.2));
  border-top-color: var(--color-text, #0f172a);
  animation: submitOverlaySpin 0.85s linear infinite;
}
@keyframes submitOverlaySpin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}