/* === VARIABEL WARNA === */
:root {
  --primary: #3498db;
  --primary-light: #5dade2;
  --primary-dark: #2980b9;
  --success: #2ecc71;
  --warning: #f39c12;
  --danger: #e74c3c;
  --light-gray: #f8f9fa;
  --gray: #e9ecef;
  --dark-gray: #6c757d;
  --white: #ffffff;
}

/* === GAYA UMUM === */
body {
  font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
  min-height: 100vh;
  padding: 20px 0;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 25px;
  background: var(--white);
  border-radius: 20px;
  box-shadow: 0 15px 35px rgba(50, 50, 93, 0.1), 0 5px 15px rgba(0, 0, 0, 0.07);
}

header {
  text-align: center;
  margin-bottom: 30px;
  padding-bottom: 20px;
  border-bottom: 2px solid var(--gray);
}

header h1 {
  font-size: 2.5rem;
  font-weight: 700;
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  background: linear-gradient(to right, var(--primary), var(--primary-light));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.subtitle {
  color: var(--dark-gray);
  font-size: 1.1rem;
  margin-top: 10px;
}

/* === HEADER INFO === */
.header-info {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 10px;
  flex-wrap: wrap;
  gap: 15px;
}

.server-time {
  font-size: 0.9rem;
  color: var(--dark-gray);
  background: var(--light-gray);
  padding: 8px 15px;
  border-radius: 20px;
  font-weight: 500;
}

.developer-tag {
  font-size: 0.9rem;
  color: var(--white);
  background: linear-gradient(to right, var(--primary), var(--primary-light));
  padding: 8px 20px;
  border-radius: 20px;
  font-weight: 600;
}

/* === NAVIGATION BUTTONS === */
.nav-buttons {
  display: flex;
  gap: 15px;
  margin-bottom: 25px;
  flex-wrap: wrap;
}

.nav-btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 12px 24px;
  background: linear-gradient(to right, var(--primary), var(--primary-light));
  color: var(--white);
  text-decoration: none;
  border-radius: 10px;
  font-weight: 600;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(52, 152, 219, 0.3);
  border: none;
}

.nav-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(52, 152, 219, 0.4);
  color: var(--white);
}

.nav-btn.secondary {
  background: var(--dark-gray);
}

.nav-btn.download {
  background: linear-gradient(to right, var(--success), #27ae60);
}

/* === STATUS CARDS === */
.status-cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.status-card {
  background: var(--white);
  border-radius: 15px;
  padding: 25px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--gray);
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.status-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.status-card.alarm {
  border-left: 5px solid var(--danger);
}

.status-card.window {
  border-left: 5px solid var(--primary);
}

.status-card.distance {
  border-left: 5px solid var(--success);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 20px;
}

.card-icon {
  width: 60px;
  height: 60px;
  border-radius: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
}

.alarm .card-icon {
  background: rgba(231, 76, 60, 0.1);
  color: var(--danger);
}

.window .card-icon {
  background: rgba(52, 152, 219, 0.1);
  color: var(--primary);
}

.distance .card-icon {
  background: rgba(46, 204, 113, 0.1);
  color: var(--success);
}

.card-title {
  font-size: 1.1rem;
  color: var(--dark-gray);
  margin: 0;
}

.card-value {
  font-size: 2.5rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1;
}

.alarm .card-value {
  color: var(--danger);
}

.window .card-value {
  color: var(--primary);
}

.distance .card-value {
  color: var(--success);
}

/* === LEVEL INDICATOR === */
.level-indicator {
  margin-top: 20px;
}

.level-label {
  display: flex;
  justify-content: space-between;
  margin-bottom: 8px;
  font-size: 0.9rem;
  color: var(--dark-gray);
}

.level-bar {
  height: 10px;
  background: var(--light-gray);
  border-radius: 5px;
  overflow: hidden;
}

.level-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 0.5s ease;
  background: linear-gradient(
    to right,
    var(--success),
    var(--warning),
    var(--danger)
  );
}

/* === STATS CARDS === */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.stat-card {
  background: var(--white);
  border-radius: 15px;
  padding: 20px;
  text-align: center;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--gray);
  transition: all 0.3s ease;
}

.stat-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.stat-icon {
  font-size: 2rem;
  margin-bottom: 15px;
}

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 5px;
}

.stat-label {
  color: var(--dark-gray);
  font-size: 0.9rem;
}

.stat-card.danger .stat-value,
.stat-card.danger .stat-icon {
  color: var(--danger);
}

.stat-card.warning .stat-value,
.stat-card.warning .stat-icon {
  color: var(--warning);
}

.stat-card.success .stat-value,
.stat-card.success .stat-icon {
  color: var(--success);
}

/* === CHART SECTIONS === */
.chart-section {
  background: var(--white);
  border-radius: 15px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--gray);
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 25px;
  flex-wrap: wrap;
  gap: 15px;
}

.section-header h3 {
  color: var(--dark-gray);
  font-weight: 600;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 10px;
}

.chart-container {
  height: 300px;
  position: relative;
}

/* === REAL-TIME LOGS === */
.logs-section {
  background: var(--white);
  border-radius: 15px;
  padding: 25px;
  margin-bottom: 30px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  border: 1px solid var(--gray);
}

.logs-container {
  max-height: 300px;
  overflow-y: auto;
  border-radius: 10px;
  border: 1px solid var(--gray);
  background: var(--light-gray);
}

.log-entry {
  padding: 12px 20px;
  border-bottom: 1px solid var(--gray);
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: all 0.3s ease;
}

.log-entry:hover {
  background: var(--white);
}

.log-entry:last-child {
  border-bottom: none;
}

.log-time {
  color: var(--dark-gray);
  font-size: 0.9rem;
  font-weight: 500;
}

.log-status {
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
}

.log-status.aman {
  background: rgba(46, 204, 113, 0.15);
  color: #27ae60;
}

.log-status.siaga {
  background: rgba(243, 156, 18, 0.15);
  color: #d68910;
}

.log-status.bahaya {
  background: rgba(231, 76, 60, 0.15);
  color: #c0392b;
}

/* === FUZZY INFO === */
.fuzzy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-bottom: 30px;
}

.fuzzy-card {
  background: var(--white);
  border-radius: 15px;
  padding: 20px;
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
  border: 1px solid var(--gray);
  transition: all 0.3s ease;
}

.fuzzy-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.fuzzy-label {
  font-size: 0.9rem;
  color: var(--dark-gray);
  margin-bottom: 10px;
  display: block;
}

.fuzzy-value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

/* === SYSTEM INFO === */
.system-info {
  background: var(--light-gray);
  border-radius: 15px;
  padding: 20px;
  margin-top: 30px;
  border: 1px solid var(--gray);
}

.system-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
}

.system-item {
  text-align: center;
  padding: 15px;
}

.system-label {
  font-size: 0.9rem;
  color: var(--dark-gray);
  margin-bottom: 5px;
}

.system-value {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--primary);
}

/* === BUTTONS === */
.view-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  background: linear-gradient(to right, var(--primary), var(--primary-light));
  color: var(--white);
  text-decoration: none;
  border-radius: 8px;
  font-weight: 600;
  font-size: 0.9rem;
  transition: all 0.3s ease;
}

.view-all-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 5px 15px rgba(52, 152, 219, 0.3);
  color: var(--white);
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .container {
    padding: 15px;
    margin: 10px;
  }

  header h1 {
    font-size: 2rem;
    flex-direction: column;
    gap: 10px;
  }

  .header-info {
    flex-direction: column;
    text-align: center;
  }

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

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

  .chart-container {
    height: 250px;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: 1fr;
  }

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

  .log-entry {
    flex-direction: column;
    align-items: flex-start;
    gap: 5px;
  }
}

/* === SCROLLBAR CUSTOM === */
::-webkit-scrollbar {
  width: 8px;
}

::-webkit-scrollbar-track {
  background: var(--light-gray);
  border-radius: 10px;
}

::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, var(--primary-light), var(--primary));
  border-radius: 10px;
}

::-webkit-scrollbar-thumb:hover {
  background: linear-gradient(to bottom, var(--primary), var(--primary-dark));
}

/* === ANIMATIONS === */
@keyframes pulse {
  0% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.05);
  }
  100% {
    transform: scale(1);
  }
}

.pulse {
  animation: pulse 2s infinite;
}

/* === STATUS COLORS === */
.status-badge {
  display: inline-block;
  padding: 5px 15px;
  border-radius: 20px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
}

.badge-aman {
  background: rgba(46, 204, 113, 0.15);
  color: #27ae60;
  border: 1px solid rgba(46, 204, 113, 0.3);
}

.badge-siaga {
  background: rgba(243, 156, 18, 0.15);
  color: #d68910;
  border: 1px solid rgba(243, 156, 18, 0.3);
}

.badge-bahaya {
  background: rgba(231, 76, 60, 0.15);
  color: #c0392b;
  border: 1px solid rgba(231, 76, 60, 0.3);
}

/* === DISTANCE PROGRESS BAR === */
.distance-progress {
  margin-top: 15px;
}

.progress {
  border-radius: 10px;
  overflow: hidden;
  background-color: var(--light-gray);
}

.progress-bar {
  transition: width 0.5s ease;
}

.bg-success {
  background-color: var(--success) !important;
}

.bg-warning {
  background-color: var(--warning) !important;
}

.bg-danger {
  background-color: var(--danger) !important;
}

.bg-info {
  background-color: var(--primary) !important;
}

/* === CHART LEGEND === */
.chart-legend {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 15px;
  flex-wrap: wrap;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 0.85rem;
}

.legend-color {
  width: 15px;
  height: 15px;
  border-radius: 3px;
}

.legend-color.distance {
  background-color: rgba(52, 152, 219, 1);
}

.legend-color.alarm {
  background-color: rgba(231, 76, 60, 1);
}

/* === MAX LIMIT INDICATOR === */
.max-limit-line {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background-color: rgba(231, 76, 60, 0.5);
  z-index: 1;
  pointer-events: none;
}

.max-limit-label {
  position: absolute;
  right: 5px;
  background-color: rgba(231, 76, 60, 0.1);
  padding: 2px 8px;
  border-radius: 10px;
  font-size: 0.75rem;
  color: var(--danger);
  font-weight: 600;
}