/* =====================================================
   GLA SMART WATER
   Painel de Monitoramento
===================================================== */

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

:root {
  --bg: #07111f;
  --bg-secondary: #0b1728;
  --card: #101e31;
  --card-hover: #14263d;

  --border: rgba(255, 255, 255, 0.08);

  --text: #f5f8fc;
  --text-secondary: #8fa4bc;

  --blue: #32a9ff;
  --cyan: #2dd4bf;
  --green: #35d07f;
  --yellow: #f4c95d;
  --red: #ff5d68;

  --radius: 16px;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  background:
    radial-gradient(circle at top right, #102b46 0%, transparent 35%),
    var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.app {
  width: 100%;
  max-width: 1500px;
  margin: auto;
  padding: 0 32px;
}

/* =====================================================
   TOPO
===================================================== */

.topbar {
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid var(--border);
}

.topbar h1 {
  font-size: 26px;
  letter-spacing: -0.5px;
}

.topbar p {
  color: var(--text-secondary);
  font-size: 13px;
  margin-top: 6px;
}

.device-status {
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 10px 14px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 30px;
  font-size: 13px;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 10px var(--yellow);
}

/* =====================================================
   DISPOSITIVO
===================================================== */

.device-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 35px 0 20px;
}

.label,
.card-label {
  font-size: 11px;
  letter-spacing: 1.5px;
  font-weight: bold;
  color: var(--text-secondary);
}

.device-header h2 {
  margin-top: 6px;
  font-size: 22px;
}

.last-update {
  font-size: 12px;
  color: var(--text-secondary);
}

/* =====================================================
   CARDS
===================================================== */

.cards {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 18px;
}

.card,
.chart-card,
.history-card {
  background: linear-gradient(
    145deg,
    rgba(18, 35, 56, 0.95),
    rgba(12, 25, 42, 0.95)
  );

  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.card {
  min-height: 185px;
  padding: 24px;
  transition: 0.2s;
}

.card:hover {
  transform: translateY(-2px);
  border-color: rgba(50, 169, 255, 0.25);
}

/* =====================================================
   MEDIÇÃO
===================================================== */

.measurement {
  margin-top: 24px;
  display: flex;
  align-items: baseline;
  gap: 8px;
}

.measurement #chlorineValue {
  font-size: 56px;
  line-height: 1;
  font-weight: 700;
  letter-spacing: -2px;
}

.measurement small {
  color: var(--text-secondary);
  font-size: 15px;
}

.parameter-status {
  display: inline-block;
  margin-top: 18px;
  padding: 6px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: bold;
  background: rgba(255,255,255,0.06);
  color: var(--text-secondary);
}

/* =====================================================
   EQUIPAMENTO
===================================================== */

.equipment-status {
  margin-top: 30px;
  display: flex;
  align-items: center;
  gap: 12px;
}

.big-dot {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--yellow);
  box-shadow: 0 0 15px var(--yellow);
}

.equipment-status strong {
  font-size: 22px;
}

#equipmentInfo {
  margin-top: 14px;
  color: var(--text-secondary);
  font-size: 12px;
}

/* =====================================================
   CONTAGEM
===================================================== */

.reading-count {
  height: 125px;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.reading-count strong {
  font-size: 42px;
}

.reading-count span {
  color: var(--text-secondary);
  font-size: 12px;
  margin-top: 5px;
}

/* =====================================================
   GRÁFICO
===================================================== */

.chart-card {
  margin-top: 18px;
  padding: 24px;
}

.section-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.section-title h3 {
  margin-top: 5px;
  font-size: 18px;
}

.section-title > span {
  color: var(--text-secondary);
  font-size: 11px;
}

.chart-container {
  position: relative;
  width: 100%;
  height: 330px;
  margin-top: 25px;
}

/* =====================================================
   HISTÓRICO
===================================================== */

.history-card {
  margin-top: 18px;
  padding: 24px;
}

#exportCsv {
  border: 1px solid rgba(50, 169, 255, 0.35);
  background: rgba(50, 169, 255, 0.08);
  color: var(--blue);
  padding: 9px 15px;
  border-radius: 8px;
  cursor: pointer;
  font-size: 12px;
}

#exportCsv:hover {
  background: rgba(50, 169, 255, 0.15);
}

.table-container {
  overflow-x: auto;
  margin-top: 22px;
}

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

th {
  text-align: left;
  color: var(--text-secondary);
  font-size: 10px;
  letter-spacing: 1px;
  padding: 13px 10px;
  border-bottom: 1px solid var(--border);
}

td {
  padding: 14px 10px;
  border-bottom: 1px solid rgba(255,255,255,0.04);
  font-size: 12px;
}

tbody tr:hover {
  background: rgba(255,255,255,0.025);
}

/* =====================================================
   STATUS DINÂMICOS
===================================================== */

.status-normal {
  color: var(--green);
  background: rgba(53, 208, 127, 0.10);
}

.status-warning {
  color: var(--yellow);
  background: rgba(244, 201, 93, 0.10);
}

.status-alert {
  color: var(--red);
  background: rgba(255, 93, 104, 0.10);
}

.dot-online {
  background: var(--green);
  box-shadow: 0 0 15px var(--green);
}

.dot-offline {
  background: var(--red);
  box-shadow: 0 0 15px var(--red);
}

/* =====================================================
   RODAPÉ
===================================================== */

footer {
  padding: 30px 0;
  text-align: center;
  color: var(--text-secondary);
  font-size: 11px;
}

/* =====================================================
   RESPONSIVO
===================================================== */

@media (max-width: 900px) {

  .app {
    padding: 0 18px;
  }

  .cards {
    grid-template-columns: 1fr;
  }

  .device-header {
    align-items: flex-start;
    flex-direction: column;
    gap: 12px;
  }

  .measurement #chlorineValue {
    font-size: 48px;
  }

  .chart-container {
    height: 280px;
  }
}

@media (max-width: 500px) {

  .topbar {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
    gap: 15px;
  }

  .device-status {
    margin-bottom: 15px;
  }

  .section-title {
    align-items: flex-start;
    gap: 15px;
  }
}