/* ==============================================================================
   TCMC MCC WASTE MANAGEMENT - INDUSTRIAL SCADA STYLESHEET (REACT EDITION)
   Aesthetic: True Industrial SCADA HMI / Cyberpunk Dark Telemetry Station
   ============================================================================== */

:root {
  /* SCADA Industrial Palette */
  --bg-darkest: #020617;
  --bg-deep: #070e1e;
  --bg-panel: rgba(13, 23, 42, 0.75);
  --bg-panel-hover: rgba(19, 34, 62, 0.85);
  --panel-border: rgba(56, 189, 248, 0.2);
  --panel-border-bright: rgba(56, 189, 248, 0.5);

  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;

  /* 3-Phase Color Standard */
  --color-r: #00f2fe;        /* Cyan */
  --color-y: #ff007f;        /* Neon Magenta */
  --color-b: #3b82f6;        /* Royal Blue */
  --color-avg: #10b981;      /* Emerald Green */

  /* Operational State Colors */
  --status-off: #ef4444;     /* Red */
  --status-idle: #f59e0b;    /* Amber */
  --status-load: #10b981;    /* Green */
  --status-check: #38bdf8;   /* Sky Blue */

  /* Alarms */
  --alarm-critical: #ef4444;
  --alarm-warning: #f59e0b;
  --alarm-info: #3b82f6;

  /* Elevation & Glows */
  --shadow-scada: 0 10px 30px -10px rgba(0, 0, 0, 0.7), 0 0 20px rgba(14, 165, 233, 0.08);
  --glow-cyan: 0 0 15px rgba(0, 242, 254, 0.4);
}

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

html, body {
  height: 100%;
  font-family: 'Outfit', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg-darkest);
  background-image: radial-gradient(circle at 50% 0%, #0c2144 0%, var(--bg-darkest) 75%);
  background-attachment: fixed;
  color: var(--text-main);
  overflow-x: hidden;
}

/* ==============================================================================
   VIEW CONTAINERS
   ============================================================================== */
.scada-app {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ==============================================================================
   LOGIN GATEWAY (HOME PAGE)
   ============================================================================== */
.login-gateway {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: radial-gradient(ellipse at 50% 30%, rgba(14, 165, 233, 0.15) 0%, transparent 60%),
              radial-gradient(ellipse at 80% 80%, rgba(139, 92, 246, 0.1) 0%, transparent 50%),
              var(--bg-darkest);
}

.login-card {
  width: 100%;
  max-width: 480px;
  background: var(--bg-panel);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--panel-border-bright);
  border-radius: 28px;
  padding: 44px 38px;
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8), 0 0 40px rgba(14, 165, 233, 0.2);
  position: relative;
  overflow: hidden;
  animation: slideUp 0.5s ease-out;
}

.login-card::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, #0284c7, #38bdf8, #818cf8, #d946ef);
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-logo {
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: linear-gradient(135deg, #0369a1, #0284c7, #38bdf8);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 24px;
  color: #fff;
  box-shadow: 0 10px 25px rgba(2, 132, 199, 0.5);
  margin: 0 auto 16px;
}

.login-title {
  font-size: 26px;
  font-weight: 800;
  text-align: center;
  color: #fff;
}

.login-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  text-align: center;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 4px;
  margin-bottom: 28px;
}

.input-group {
  margin-bottom: 18px;
}

.input-label {
  display: block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

.input-field {
  width: 100%;
  padding: 14px 18px;
  border-radius: 12px;
  border: 1px solid var(--panel-border);
  background: rgba(3, 7, 18, 0.7);
  color: #fff;
  font-size: 15px;
  font-family: inherit;
  outline: none;
  transition: all 0.25s ease;
}

.input-field:focus {
  border-color: #38bdf8;
  background: rgba(3, 7, 18, 0.95);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.3);
}

.btn-primary {
  width: 100%;
  padding: 15px;
  border: 0;
  border-radius: 12px;
  background: linear-gradient(135deg, #0284c7, #0ea5e9, #38bdf8);
  color: #fff;
  font-weight: 800;
  font-size: 15px;
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: inherit;
  box-shadow: 0 10px 25px rgba(2, 132, 199, 0.4);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 30px rgba(14, 165, 233, 0.5);
}

.quick-roles {
  margin-top: 28px;
  padding-top: 22px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  text-align: center;
}

.chips-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-top: 12px;
}

.role-chip {
  padding: 10px 8px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--text-muted);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s;
}

.role-chip:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #fff;
  border-color: var(--panel-border-bright);
}

/* ==============================================================================
   SCADA STATION HEADER & NAVIGATION
   ============================================================================== */
.scada-header {
  background: rgba(4, 9, 20, 0.9);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--panel-border);
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 0 28px;
}

.header-top {
  height: 68px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.station-brand {
  display: flex;
  align-items: center;
  gap: 16px;
}

.station-logo {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, #0369a1, #0ea5e9);
  display: grid;
  place-items: center;
  font-weight: 900;
  font-size: 18px;
  color: #fff;
  box-shadow: 0 0 20px rgba(14, 165, 233, 0.4);
}

.station-title h1 {
  font-size: 18px;
  font-weight: 800;
  letter-spacing: 0.5px;
}

.station-sub {
  font-size: 11px;
  color: #38bdf8;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-controls {
  display: flex;
  align-items: center;
  gap: 16px;
}

/* SCADA Clock */
.scada-clock {
  font-family: 'Outfit', monospace;
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  background: rgba(0, 0, 0, 0.4);
  padding: 6px 12px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.08);
}

/* Alarm Annunciator Pill */
.alarm-pill {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 800;
  padding: 6px 12px;
  border-radius: 20px;
  border: 1px solid rgba(239, 68, 68, 0.4);
  background: rgba(239, 68, 68, 0.15);
  color: #fca5a5;
  cursor: pointer;
  transition: all 0.2s;
}

.alarm-pill.flashing {
  animation: pulseAlarm 1.2s infinite;
}

@keyframes pulseAlarm {
  0%, 100% { background: rgba(239, 68, 68, 0.2); box-shadow: 0 0 10px rgba(239, 68, 68, 0.4); }
  50% { background: rgba(239, 68, 68, 0.4); box-shadow: 0 0 20px rgba(239, 68, 68, 0.8); }
}

.conn-indicator {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--text-muted);
  padding: 6px 12px;
  border-radius: 20px;
  background: rgba(13, 23, 42, 0.6);
  border: 1px solid var(--panel-border);
}

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--status-off);
}

.dot.active {
  background: var(--status-load);
  box-shadow: 0 0 12px var(--status-load);
}

/* User Badge */
.user-badge {
  display: flex;
  align-items: center;
  gap: 10px;
  background: rgba(255, 255, 255, 0.04);
  padding: 4px 12px 4px 6px;
  border-radius: 24px;
  border: 1px solid var(--panel-border);
}

.user-avatar {
  width: 30px;
  height: 30px;
  border-radius: 50%;
  background: #1e293b;
  display: grid;
  place-items: center;
  font-weight: 800;
  font-size: 13px;
  color: #38bdf8;
}

.role-pill {
  font-size: 9px;
  text-transform: uppercase;
  font-weight: 800;
  padding: 2px 6px;
  border-radius: 4px;
  color: #fff;
}
.role-pill.admin { background: linear-gradient(135deg, #8b5cf6, #d946ef); }
.role-pill.supervisor { background: linear-gradient(135deg, #0284c7, #06b6d4); }
.role-pill.operator { background: linear-gradient(135deg, #059669, #10b981); }

/* Navigation Tabs Bar */
.scada-nav-tabs {
  display: flex;
  gap: 6px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding: 8px 0;
}

.nav-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-muted);
  padding: 8px 16px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.2s ease;
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: inherit;
}

.nav-tab-btn:hover {
  background: rgba(255, 255, 255, 0.05);
  color: #fff;
}

.nav-tab-btn.active {
  background: rgba(14, 165, 233, 0.15);
  color: #38bdf8;
  border-color: rgba(56, 189, 248, 0.35);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.15);
}

/* ==============================================================================
   WORKSPACE PANELS
   ============================================================================== */
main.scada-main {
  flex: 1;
  padding: 26px 28px;
  display: flex;
  flex-direction: column;
  gap: 22px;
  max-width: 1680px;
  width: 100%;
  margin: 0 auto;
}

.panel {
  background: var(--bg-panel);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid var(--panel-border);
  border-radius: 20px;
  padding: 24px;
  box-shadow: var(--shadow-scada);
  position: relative;
  overflow: hidden;
}

.panel::before {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0; height: 1px;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.12), transparent);
}

/* Mimic Status Banner */
.status-panel {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 24px 32px;
}

.caption {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--text-muted);
}

.status-display {
  font-size: 36px;
  font-weight: 900;
  margin-top: 6px;
  letter-spacing: 1px;
  text-shadow: 0 0 20px currentColor;
}
.status-display.off { color: var(--status-off); }
.status-display.idle { color: var(--status-idle); }
.status-display.load { color: var(--status-load); }
.status-display.check { color: var(--status-check); }
.status-display.no { color: var(--status-off); animation: pulseError 1.5s infinite; }

@keyframes pulseError { 0%, 100% { opacity: 1; } 50% { opacity: 0.45; } }

/* 3-Phase Cards */
.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.phase-card {
  background: var(--bg-panel);
  border: 1px solid var(--panel-border);
  border-radius: 18px;
  padding: 22px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.phase-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(0, 0, 0, 0.5);
  border-color: var(--panel-border-bright);
}

.phase-tag {
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.reading-val {
  font-size: 40px;
  font-weight: 900;
  margin-top: 14px;
  font-variant-numeric: tabular-nums;
}
.reading-val span {
  font-size: 15px;
  color: var(--text-muted);
  font-weight: 600;
}

.phase-track {
  height: 8px;
  background: rgba(0, 0, 0, 0.5);
  border-radius: 8px;
  margin-top: 16px;
  overflow: hidden;
}

.phase-fill {
  height: 100%;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  border-radius: 8px;
}

/* ==============================================================================
   TRENDS SCADA SECTION
   ============================================================================== */
.trends-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.trends-controls {
  display: flex;
  align-items: center;
  gap: 10px;
}

.time-btn-group {
  display: flex;
  background: rgba(4, 9, 20, 0.7);
  padding: 4px;
  border-radius: 10px;
  border: 1px solid var(--panel-border);
}

.time-btn {
  background: transparent;
  border: 0;
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 8px;
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
}

.time-btn.active {
  background: #0284c7;
  color: #fff;
  box-shadow: 0 0 10px rgba(2, 132, 199, 0.4);
}

.trend-canvas-wrap {
  width: 100%;
  height: 380px;
  position: relative;
  background: rgba(3, 7, 18, 0.6);
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  padding: 12px;
}

.trend-kpi-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 18px;
}

.kpi-tile {
  background: rgba(4, 9, 20, 0.5);
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  padding: 16px 20px;
}
.kpi-tile-label { font-size: 11px; text-transform: uppercase; color: var(--text-muted); font-weight: 700; letter-spacing: 1px; }
.kpi-tile-val { font-size: 24px; font-weight: 800; color: #fff; margin-top: 4px; }

/* ==============================================================================
   REPORTS HUB
   ============================================================================== */
.reports-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  background: rgba(4, 9, 20, 0.6);
  padding: 18px 24px;
  border-radius: 16px;
  border: 1px solid var(--panel-border);
  margin-bottom: 24px;
}

.filter-group {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.btn-export {
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 800;
  cursor: pointer;
  font-family: inherit;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: all 0.2s;
  border: 1px solid transparent;
}

.btn-excel {
  background: linear-gradient(135deg, #059669, #10b981);
  color: #fff;
  box-shadow: 0 4px 15px rgba(16, 185, 129, 0.3);
}
.btn-excel:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(16, 185, 129, 0.5); }

.btn-pdf {
  background: linear-gradient(135deg, #dc2626, #ef4444);
  color: #fff;
  box-shadow: 0 4px 15px rgba(239, 68, 68, 0.3);
}
.btn-pdf:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(239, 68, 68, 0.5); }

.scada-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--panel-border);
  border-radius: 14px;
  background: rgba(4, 9, 20, 0.5);
}

.scada-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 13px;
}

.scada-table th {
  background: rgba(13, 23, 42, 0.9);
  padding: 14px 18px;
  font-weight: 800;
  color: var(--text-muted);
  letter-spacing: 1px;
  text-transform: uppercase;
  font-size: 11px;
}

.scada-table td {
  padding: 14px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--text-main);
}

.scada-table tr:hover td {
  background: rgba(255, 255, 255, 0.03);
}

/* ==============================================================================
   ALARMS SECTION
   ============================================================================== */
.alarm-badge {
  font-size: 10px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 6px;
  text-transform: uppercase;
}
.alarm-badge.CRITICAL { background: rgba(239, 68, 68, 0.2); color: #f87171; border: 1px solid #ef4444; }
.alarm-badge.WARNING { background: rgba(245, 158, 11, 0.2); color: #fbbf24; border: 1px solid #f59e0b; }
.alarm-badge.INFO { background: rgba(59, 130, 246, 0.2); color: #60a5fa; border: 1px solid #3b82f6; }

.btn-ack {
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid #38bdf8;
  color: #38bdf8;
  padding: 5px 12px;
  border-radius: 8px;
  font-size: 11px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
}
.btn-ack:hover { background: #38bdf8; color: #000; }

/* Responsive */
@media (max-width: 1100px) {
  .cards-grid, .trend-kpi-row { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 768px) {
  .header-top { height: auto; padding: 14px 0; flex-direction: column; gap: 12px; }
  .scada-nav-tabs { overflow-x: auto; width: 100%; }
  .cards-grid, .trend-kpi-row { grid-template-columns: 1fr; }
  .status-panel { flex-direction: column; align-items: flex-start; gap: 14px; }
}