/* ==========================================================================
   Hydronix Logfile Batch Splitter Stylesheet
   Corporate Identity: www.hydronix.com
   Colors: Hydronix Deep Navy (#003366), Hydronix Orange (#f37021),
           Hydronix Cyan (#0099cc), Slate Grey (#334155), Clean Bg (#f4f7fa)
   Language: British English (en-GB)
   ========================================================================== */

:root {
  --hydronix-navy: #003366;
  --hydronix-navy-dark: #002244;
  --hydronix-navy-light: #004b71;
  --hydronix-navy-soft: #0b4582;
  --hydronix-orange: #f37021;
  --hydronix-orange-hover: #d95e12;
  --hydronix-orange-light: #fff5ee;
  --hydronix-orange-glow: rgba(243, 112, 33, 0.25);
  --accent-cyan: #0099cc;
  --accent-cyan-light: #e0f2fe;
  --bg-page: #f4f7fa;
  --bg-card: #ffffff;
  --border-color: #dbe2ea;
  --border-subtle: #edf2f7;
  --text-primary: #1e293b;
  --text-secondary: #475569;
  --text-muted: #64748b;
  --text-on-navy: #ffffff;
  --batch-color: #007cba;
  --batch-color-bg: rgba(0, 124, 186, 0.12);
  --idle-color: #94a3b8;
  --idle-color-bg: rgba(148, 163, 184, 0.15);
  --success: #10b981;
  --success-bg: #ecfdf5;
  --warning: #f59e0b;
  --warning-bg: #fffbeb;
  --danger: #ef4444;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --shadow-sm: 0 1px 3px rgba(0, 51, 102, 0.06);
  --shadow-md: 0 4px 14px rgba(0, 51, 102, 0.08);
  --shadow-lg: 0 10px 28px -5px rgba(0, 51, 102, 0.15);
  --font-main: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --font-mono: 'SF Mono', SFMono-Regular, Consolas, 'Liberation Mono', Menlo, monospace;
}

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

body {
  font-family: var(--font-main);
  background-color: var(--bg-page);
  color: var(--text-primary);
  line-height: 1.5;
  font-size: 14px;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* --------------------------------------------------------------------------
   Top Corporate Bar & Header
   -------------------------------------------------------------------------- */
.hydronix-topbar {
  background: var(--hydronix-navy-dark);
  color: #94a3b8;
  font-size: 11.5px;
  padding: 6px 24px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.hydronix-topbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}
.hydronix-topbar-inner a {
  color: #cbd5e1;
  text-decoration: none;
  transition: color 0.2s;
}
.hydronix-topbar-inner a:hover {
  color: var(--hydronix-orange);
}

.hydronix-header {
  background: linear-gradient(135deg, var(--hydronix-navy-dark) 0%, var(--hydronix-navy) 100%);
  color: var(--text-on-navy);
  padding: 18px 24px;
  box-shadow: var(--shadow-md);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 3px solid var(--hydronix-orange);
}
.hydronix-header-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
}
.brand-group {
  display: flex;
  align-items: center;
  gap: 18px;
}
.hydronix-logo {
  display: flex;
  align-items: baseline;
  text-decoration: none;
  font-size: 27px;
  font-weight: 800;
  letter-spacing: -0.5px;
  color: #ffffff;
}
.logo-orange-dot {
  color: var(--hydronix-orange);
  font-size: 32px;
  line-height: 0;
  margin-left: 2px;
}
.brand-divider {
  width: 1px;
  height: 32px;
  background-color: rgba(255, 255, 255, 0.22);
}
.app-title-group h1 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: -0.3px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.badge-version {
  font-size: 11px;
  font-weight: 600;
  background: rgba(243, 112, 33, 0.22);
  color: #ff9d5c;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  border: 1px solid rgba(243, 112, 33, 0.4);
}
.app-tagline {
  font-size: 12px;
  color: #b0c7db;
  display: block;
}

.header-status-group {
  display: flex;
  align-items: center;
  gap: 12px;
}
.nav-link-btn {
  color: #d0e1f0;
  text-decoration: none;
  font-size: 12.5px;
  font-weight: 600;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.2s;
}
.nav-link-btn:hover {
  background: rgba(255, 255, 255, 0.16);
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   Layout & Containers
   -------------------------------------------------------------------------- */
.main-wrapper {
  max-width: 1400px;
  width: 100%;
  margin: 24px auto;
  padding: 0 24px;
  flex: 1;
}

/* --------------------------------------------------------------------------
   Cards
   -------------------------------------------------------------------------- */
.card {
  background: var(--bg-card);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  padding: 24px;
  margin-bottom: 24px;
  transition: box-shadow 0.2s;
}
.card:hover {
  box-shadow: var(--shadow-md);
}
.card-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 18px;
  flex-wrap: wrap;
  gap: 12px;
}
.card-title {
  font-size: 17px;
  font-weight: 700;
  color: var(--hydronix-navy);
  display: flex;
  align-items: center;
  gap: 10px;
}
.step-number {
  background: var(--hydronix-navy);
  color: #ffffff;
  font-size: 12px;
  font-weight: 800;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.card-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
  margin-top: 4px;
}

/* --------------------------------------------------------------------------
   Step 1: Upload Dropzone
   -------------------------------------------------------------------------- */
.dropzone {
  border: 2px dashed #93c5fd;
  background: #f8fafc;
  border-radius: var(--radius-md);
  padding: 36px 20px;
  text-align: center;
  cursor: pointer;
  transition: all 0.25s ease;
  position: relative;
}
.dropzone:hover, .dropzone.dragover {
  border-color: var(--hydronix-orange);
  background: #fffaf6;
  transform: scale(1.003);
}
.dropzone-icon {
  font-size: 42px;
  margin-bottom: 12px;
  color: var(--hydronix-navy);
}
.dropzone-title {
  font-size: 16px;
  font-weight: 700;
  color: var(--hydronix-navy);
  margin-bottom: 6px;
}
.dropzone-subtitle {
  font-size: 13px;
  color: var(--text-muted);
  max-width: 580px;
  margin: 0 auto 16px auto;
}
.dropzone-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

/* File Info Box */
.file-info-panel {
  display: none;
  background: #f0fdf4;
  border: 1px solid #bbf7d0;
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-top: 18px;
  animation: fadeIn 0.3s ease;
}
.file-info-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 8px;
}
.file-name-tag {
  font-weight: 700;
  font-size: 14px;
  color: #166534;
  display: flex;
  align-items: center;
  gap: 8px;
}
.file-meta-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 12px;
  font-size: 12.5px;
}
.file-meta-item {
  background: #ffffff;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid #dcfce7;
}
.file-meta-label {
  color: var(--text-muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: block;
}
.file-meta-val {
  font-weight: 700;
  color: var(--text-primary);
  margin-top: 2px;
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   Step 2: Action & Parameters Card
   -------------------------------------------------------------------------- */
.action-box {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}
.action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}
.action-status-desc {
  font-size: 13.5px;
  color: var(--text-secondary);
}

/* Parameters Accordion */
.params-toggle {
  background: none;
  border: none;
  color: var(--hydronix-navy-light);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding: 4px 0;
}
.params-toggle:hover {
  color: var(--hydronix-orange);
  text-decoration: underline;
}
.params-container {
  display: none;
  background: #f8fafc;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-top: 14px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 16px;
}
.param-group {
  display: flex;
  flex-direction: column;
  gap: 5px;
}
.param-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
}
.param-input, .param-select {
  padding: 8px 10px;
  font-size: 13px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  background: #ffffff;
  color: var(--text-primary);
  font-family: var(--font-mono);
}
.param-input:focus, .param-select:focus {
  outline: none;
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px var(--accent-cyan-light);
}
.param-hint {
  font-size: 11px;
  color: var(--text-muted);
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: var(--radius-md);
  font-size: 13.5px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
  text-decoration: none;
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: grayscale(0.6);
}

.btn-primary {
  background: var(--hydronix-navy);
  color: #ffffff;
}
.btn-primary:hover:not(:disabled) {
  background: var(--hydronix-navy-light);
  box-shadow: var(--shadow-sm);
}

.btn-accent {
  background: var(--hydronix-orange);
  color: #ffffff;
  font-size: 14.5px;
  font-weight: 700;
  padding: 12px 26px;
  box-shadow: 0 4px 12px var(--hydronix-orange-glow);
}
.btn-accent:hover:not(:disabled) {
  background: var(--hydronix-orange-hover);
  transform: translateY(-1px);
  box-shadow: 0 6px 16px rgba(243, 112, 33, 0.35);
}
.btn-accent.pulse:not(:disabled) {
  animation: pulseGlow 2s infinite;
}

.btn-secondary {
  background: #ffffff;
  border: 1px solid var(--border-color);
  color: var(--text-primary);
}
.btn-secondary:hover:not(:disabled) {
  background: #f1f5f9;
  border-color: #cbd5e1;
}

.btn-sm {
  padding: 6px 12px;
  font-size: 12px;
  border-radius: var(--radius-sm);
}

/* --------------------------------------------------------------------------
   KPI Summary Grid
   -------------------------------------------------------------------------- */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  border-left: 4px solid var(--hydronix-navy);
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.kpi-card.batches {
  border-left-color: var(--hydronix-orange);
}
.kpi-card.time {
  border-left-color: var(--accent-cyan);
}
.kpi-card.ratio {
  border-left-color: var(--success);
}
.kpi-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.kpi-value {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-primary);
  margin: 6px 0;
  font-family: var(--font-mono);
}
.kpi-subtext {
  font-size: 12px;
  color: var(--text-secondary);
}

/* --------------------------------------------------------------------------
   Timeline Chart
   -------------------------------------------------------------------------- */
.chart-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 24px;
}
.chart-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 12px;
  flex-wrap: wrap;
  gap: 10px;
}
.chart-legend {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 12px;
}
.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
}
.legend-swatch {
  width: 14px;
  height: 14px;
  border-radius: 3px;
}
.swatch-batch {
  background: var(--batch-color);
}
.swatch-idle {
  background: var(--idle-color);
}
.chart-container {
  width: 100%;
  height: 280px;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
}
.chart-svg {
  width: 100%;
  height: 100%;
  display: block;
}

/* --------------------------------------------------------------------------
   Tabs
   -------------------------------------------------------------------------- */
.tab-bar {
  display: flex;
  gap: 8px;
  border-bottom: 2px solid var(--border-color);
  margin-bottom: 20px;
  overflow-x: auto;
}
.tab-btn {
  background: none;
  border: none;
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-muted);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
  transition: all 0.2s;
  display: flex;
  align-items: center;
  gap: 8px;
  white-space: nowrap;
}
.tab-btn:hover {
  color: var(--hydronix-navy);
}
.tab-btn.active {
  color: var(--hydronix-navy);
  border-bottom-color: var(--hydronix-orange);
  font-weight: 700;
}
.tab-badge {
  background: #e2e8f0;
  color: #334155;
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 12px;
  font-weight: 700;
}
.tab-btn.active .tab-badge {
  background: var(--hydronix-navy);
  color: #ffffff;
}

.tab-content {
  display: none;
}
.tab-content.active {
  display: block;
}

/* --------------------------------------------------------------------------
   Tables
   -------------------------------------------------------------------------- */
.table-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 14px;
  flex-wrap: wrap;
  gap: 12px;
}
.table-responsive {
  overflow-x: auto;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-color);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
  background: #ffffff;
  text-align: left;
}
th {
  background-color: #f1f5f9;
  color: #334155;
  font-weight: 700;
  padding: 12px 14px;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}
td {
  padding: 10px 14px;
  border-bottom: 1px solid #edf2f7;
  vertical-align: middle;
}
tr:hover {
  background-color: #f8fafc;
}

.batch-pill {
  background: #e0f2fe;
  color: #0369a1;
  font-weight: 700;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font-mono);
  display: inline-block;
}
.idle-pill {
  background: #f1f5f9;
  color: #475569;
  font-weight: 600;
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  font-family: var(--font-mono);
  display: inline-block;
}

/* --------------------------------------------------------------------------
   Inspector Modal / Single Batch Viewer
   -------------------------------------------------------------------------- */
.inspector-card {
  background: #ffffff;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 20px;
}
.inspector-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
  flex-wrap: wrap;
  gap: 12px;
}
.inspector-chart-container {
  width: 100%;
  height: 320px;
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  position: relative;
  overflow: hidden;
  margin-bottom: 16px;
}
.stats-subgrid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
}
.stat-box {
  background: #f8fafc;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
}
.stat-box-label {
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
}
.stat-box-val {
  font-size: 16px;
  font-weight: 700;
  color: var(--hydronix-navy);
  font-family: var(--font-mono);
}

/* --------------------------------------------------------------------------
   Terminal Log
   -------------------------------------------------------------------------- */
.terminal-container {
  background: #0b111a;
  border: 1px solid #1e293b;
  border-radius: var(--radius-md);
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 12px;
  color: #e2e8f0;
  max-height: 380px;
  overflow-y: auto;
}
.log-line {
  padding: 3px 0;
  line-height: 1.4;
  display: flex;
  gap: 10px;
}
.log-ts {
  color: #64748b;
  user-select: none;
}
.log-lvl-INFO {
  color: #38bdf8;
  font-weight: 600;
}
.log-lvl-SUCCESS {
  color: #4ade80;
  font-weight: 600;
}
.log-lvl-WARN {
  color: #facc15;
  font-weight: 600;
}
.log-lvl-ERROR {
  color: #f87171;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.hydronix-footer {
  background: #ffffff;
  border-top: 1px solid var(--border-color);
  padding: 20px 24px;
  margin-top: 40px;
  font-size: 12px;
  color: var(--text-muted);
}
.hydronix-footer-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

/* --------------------------------------------------------------------------
   Animations & Helpers
   -------------------------------------------------------------------------- */
@keyframes fadeIn {
  from { opacity: 0; transform: translateY(4px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(243, 112, 33, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(243, 112, 33, 0); }
  100% { box-shadow: 0 0 0 0 rgba(243, 112, 33, 0); }
}

/* Tooltips */
.chart-tooltip {
  position: absolute;
  background: rgba(15, 23, 42, 0.92);
  color: #ffffff;
  padding: 6px 10px;
  border-radius: 4px;
  font-size: 11.5px;
  font-family: var(--font-mono);
  pointer-events: none;
  z-index: 50;
  transform: translate(-50%, -120%);
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  display: none;
}