/* Hybrid Power System Simulator — Multi-Page Layout
   extends shared/simulator-theme.css + shared/sim-framework.css */

/* ── Accent palette ── */
:root {
  --hybrid-green: #00e676;
  --hybrid-green2: #00c853;
  --hybrid-blue: #448aff;
  --hybrid-amber: #ffab00;
  --battery-fill: #00e676;
  --diesel-fill: #ff7043;
  --shore-fill: #26c6da;
}

/* ── Body flex column for multi-page layout ── */
body {
  display: flex !important;
  flex-direction: column !important;
}

/* ══════════════════ HEADER ACCENTS ══════════════════ */
#header {
  border-bottom-color: var(--hybrid-green2);
}
#header .title {
  color: var(--hybrid-green);
}
.reg-badge {
  background: rgba(0,230,118,0.07);
  border-color: var(--hybrid-green2);
  color: var(--hybrid-green);
}

/* ══════════════════ NAVIGATION BAR ══════════════════ */
#nav-bar {
  background: rgba(5,13,20,0.95);
  border-bottom: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  user-select: none;
  z-index: 20;
}
#nav-groups {
  display: flex;
  gap: 1px;
  padding: 2px 4px;
  background: rgba(0,0,0,0.3);
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}
.nav-grp {
  background: rgba(255,255,255,0.03);
  border: 1px solid transparent;
  border-bottom: none;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1px;
  padding: 5px 12px;
  cursor: pointer;
  transition: all 0.15s;
  border-radius: 3px 3px 0 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav-grp:hover {
  color: var(--hybrid-green);
  background: rgba(0,230,118,0.06);
}
.nav-grp.active {
  color: var(--hybrid-green);
  background: rgba(0,230,118,0.1);
  border-color: var(--border2);
}
#nav-pages {
  display: flex;
  gap: 1px;
  padding: 2px 4px;
  min-height: 24px;
  overflow: hidden;
}
.nav-pg {
  background: rgba(255,255,255,0.02);
  border: 1px solid transparent;
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 0.5px;
  padding: 3px 10px;
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav-pg:hover {
  color: var(--hybrid-green);
  background: rgba(0,230,118,0.06);
}
.nav-pg.active {
  color: var(--hybrid-green);
  background: rgba(0,230,118,0.1);
  border-color: var(--border);
}

/* ══════════════════ DISPLAY AREA ══════════════════ */
#display-area {
  flex: 1 1 0;
  overflow: hidden;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.disp-page {
  display: none !important;
  flex: 1 1 0;
  min-height: 0;
  overflow: hidden;
}
.disp-page.active {
  display: flex !important;
  flex-direction: column;
}

/* ══════════════════ STATUS PAGE LAYOUT ══════════════════ */
.status-grid {
  display: grid;
  grid-template-columns: 230px 1fr 230px;
  grid-template-rows: 1fr 210px;
  gap: 4px;
  padding: 4px;
  flex: 1 1 0;
  min-height: 0;
}
#sld-panel {
  grid-column: 2;
  grid-row: 1 / 2;
}
#sld-canvas {
  width: 100%;
  height: 100%;
}
#bottom {
  grid-column: 1 / 4;
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 4px;
}

/* ══════════════════ PAGE LAYOUTS ══════════════════ */
.page-split {
  display: grid;
  grid-template-columns: 1fr 260px;
  gap: 4px;
  padding: 4px;
  flex: 1 1 0;
  min-height: 0;
}
.page-main {
  min-width: 0;
  overflow: hidden;
}
.page-side {
  overflow: hidden;
}
.page-full {
  padding: 4px;
  flex: 1 1 0;
  min-height: 0;
}
.page-split canvas,
.page-full canvas {
  width: 100%;
  height: 100%;
  display: block;
}

/* ══════════════════ PANEL HEADER DOTS ══════════════════ */
.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--hybrid-green);
  flex-shrink: 0;
  margin-right: 6px;
}

/* ══════════════════ CONTROL PANELS ══════════════════ */
.ctrl-section {
  margin-bottom: 10px;
}
.ctrl-section-hdr {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 1px;
  color: var(--hybrid-green);
  padding: 4px 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 6px;
}
.ctrl-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 3px 0;
  font-size: 10px;
  color: var(--muted);
}
.ctrl-row .val {
  font-family: var(--font-mono);
  color: var(--green);
}
.ctrl-row .val.warn { color: var(--amber); }
.ctrl-row .val.alarm { color: var(--red); }

.ctrl-btn {
  font-family: var(--font-mono);
  font-size: 9px;
  padding: 3px 8px;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer;
  border-radius: 2px;
  transition: all 0.15s;
}
.ctrl-btn:hover {
  background: rgba(0,230,118,0.1);
  color: var(--hybrid-green);
}
.ctrl-btn.active {
  background: rgba(0,230,118,0.15);
  border-color: var(--hybrid-green);
  color: var(--hybrid-green);
}
.ctrl-btn.danger {
  background: rgba(255,23,68,0.1);
  border-color: var(--red);
  color: var(--red);
}
.ctrl-btn.danger:hover {
  background: rgba(255,23,68,0.2);
}

/* Mode toggle buttons */
.mode-group {
  display: flex;
  gap: 2px;
  margin: 4px 0;
}
.mode-btn {
  flex: 1;
  font-family: var(--font-mono);
  font-size: 8px;
  padding: 4px 6px;
  text-align: center;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s;
}
.mode-btn:hover { color: var(--hybrid-green); }
.mode-btn.active {
  background: rgba(0,230,118,0.12);
  border-color: var(--hybrid-green);
  color: var(--hybrid-green);
}

/* Slider control */
.ctrl-slider {
  width: 100%;
  margin: 4px 0;
  accent-color: var(--hybrid-green);
}

/* Indicator lights */
.ind-light {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--muted);
  margin-right: 4px;
  vertical-align: middle;
}
.ind-light.on  { background: var(--green); box-shadow: 0 0 4px var(--green); }
.ind-light.warn  { background: var(--amber); box-shadow: 0 0 4px var(--amber); }
.ind-light.alarm { background: var(--red); box-shadow: 0 0 4px var(--red); animation: alarmblink 1s infinite; }

/* ══════════════════ HYBRID GAUGE BAR ══════════════════ */
.hybrid-bar {
  background: linear-gradient(90deg, var(--hybrid-green2), var(--hybrid-green));
  transition: width 0.4s ease;
}
.hybrid-bar.warning {
  background: linear-gradient(90deg, var(--amber), #ffd54f);
}
.hybrid-bar.danger {
  background: linear-gradient(90deg, var(--red), #ff6b6b);
}
.battery-bar {
  background: linear-gradient(90deg, var(--hybrid-green2), var(--hybrid-blue));
  transition: width 0.6s ease;
}
.diesel-bar {
  background: linear-gradient(90deg, #e64a19, var(--diesel-fill));
  transition: width 0.4s ease;
}
.shore-bar {
  background: linear-gradient(90deg, #00838f, var(--shore-fill));
  transition: width 0.4s ease;
}

/* ══════════════════ ENERGY GRID (STATUS PAGE) ══════════════════ */
.energy-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 5px;
}
.energy-cell {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 5px 7px;
}
.energy-cell.producing {
  border-color: rgba(0,230,118,0.4);
  background: rgba(0,230,118,0.04);
}
.energy-cell.consuming {
  border-color: rgba(68,138,255,0.4);
  background: rgba(68,138,255,0.04);
}
.energy-label {
  font-size: 9px;
  color: var(--muted);
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
}
.energy-val {
  font-family: var(--font-mono);
  font-size: 16px;
  color: var(--green);
  margin: 2px 0;
}
.energy-val.discharge { color: var(--hybrid-blue); }
.energy-val.charge    { color: var(--hybrid-green); }
.energy-sub {
  font-size: 8px;
  color: var(--muted);
}

/* ══════════════════ SOC / BATTERY DISPLAY ══════════════════ */
.ess-soc-display {
  text-align: center;
  padding: 10px;
}
.ess-soc-number {
  font-family: var(--font-mono);
  font-size: 48px;
  line-height: 1;
  color: var(--hybrid-green);
}
.ess-soc-number.warn  { color: var(--amber); }
.ess-soc-number.low   { color: var(--red); animation: alarmblink 1s infinite; }
.ess-soc-unit {
  font-size: 16px;
  color: var(--muted);
}

/* ══════════════════ DNV NOTATION CELLS ══════════════════ */
.ppm-cell {
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 5px 7px;
}
.ppm-cell.ok {
  border-color: rgba(0,230,118,0.4);
  background: rgba(0,230,118,0.04);
}
.ppm-cell.warn {
  border-color: var(--amber);
  background: rgba(255,171,0,0.07);
}
.ppm-cell.fault {
  border-color: var(--red);
  background: rgba(255,23,68,0.1);
  animation: alarmblink 1.5s infinite;
}
.ppm-zone {
  font-size: 9px;
  color: var(--muted);
  font-family: var(--font-mono);
}
.ppm-val {
  font-family: var(--font-mono);
  font-size: 18px;
  color: var(--green);
  margin: 1px 0;
}

/* ══════════════════ SCENARIO STATUS ══════════════════ */
.scenario-box {
  background: rgba(0,230,118,0.05);
  border: 1px solid var(--border2);
  border-radius: 3px;
  padding: 6px 8px;
  margin-bottom: 5px;
  font-size: 10px;
}
.scenario-title {
  color: var(--hybrid-green);
  font-weight: 600;
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.5px;
}
.scenario-desc {
  color: var(--muted);
  line-height: 1.5;
}

/* ══════════════════ ACTION BUTTONS ══════════════════ */
.big-btn.bunk {
  background: rgba(0,230,118,0.08);
  border-color: var(--hybrid-green);
  color: var(--hybrid-green);
}
.big-btn.bunk:hover {
  background: rgba(0,230,118,0.2);
}

/* ══════════════════ KEYFRAMES ══════════════════ */
@keyframes hybridPulse {
  0%, 100% { box-shadow: 0 0 4px rgba(0,230,118,0.3); }
  50%       { box-shadow: 0 0 14px rgba(0,230,118,0.7); }
}
@keyframes batteryPulse {
  0%, 100% { box-shadow: 0 0 4px rgba(68,138,255,0.3); }
  50%       { box-shadow: 0 0 14px rgba(68,138,255,0.7); }
}
@keyframes dieselPulse {
  0%, 100% { box-shadow: 0 0 4px rgba(255,112,67,0.3); }
  50%       { box-shadow: 0 0 14px rgba(255,112,67,0.7); }
}

/* ══════════════════ GENERATOR STATUS BLOCKS ══════════════════ */
.gen-block {
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 6px 8px;
  margin-bottom: 5px;
}
.gen-block.running {
  border-color: rgba(255,112,67,0.5);
  background: rgba(255,112,67,0.04);
  animation: dieselPulse 3s infinite;
}
.gen-block.stopped {
  opacity: 0.6;
}
.gen-block-title {
  font-size: 9px;
  font-family: var(--font-mono);
  letter-spacing: 0.5px;
  margin-bottom: 4px;
  display: flex;
  justify-content: space-between;
}

/* ══════════════════ POWER FLOW ARROWS ══════════════════ */
.flow-arrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--hybrid-green);
  animation: flowBlink 1.5s infinite;
}
@keyframes flowBlink {
  0%, 100% { opacity: 1; }
  50%       { opacity: 0.3; }
}

/* ══════════════════ TRENDS PAGE ══════════════════ */
#trend-toolbar {
  display: flex;
  gap: 6px;
  align-items: center;
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}
.trend-channel-btn.active {
  background: rgba(0,230,118,0.15);
  border-color: var(--hybrid-green);
  color: var(--hybrid-green);
}

/* ══════════════════ EMISSIONS DISPLAY ══════════════════ */
.emission-good  { color: var(--green); }
.emission-warn  { color: var(--amber); }
.emission-bad   { color: var(--red); }

.cii-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 20px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 3px;
  border: 1px solid;
}
.cii-A { color: var(--green); border-color: var(--green); background: rgba(0,230,118,0.1); }
.cii-B { color: #66bb6a; border-color: #66bb6a; background: rgba(102,187,106,0.1); }
.cii-C { color: var(--amber); border-color: var(--amber); background: rgba(255,171,0,0.1); }
.cii-D { color: #ff7043; border-color: #ff7043; background: rgba(255,112,67,0.1); }
.cii-E { color: var(--red); border-color: var(--red); background: rgba(255,23,68,0.1); animation: alarmblink 1s infinite; }

/* ══════════════════ HOTLINKS ══════════════════ */
.hotlink {
  font-family: var(--font-mono);
  font-size: 8px;
  color: var(--hybrid-green);
  cursor: pointer;
  text-decoration: underline;
  text-decoration-style: dotted;
}
.hotlink:hover { color: var(--white); }

/* ══════════════════ STATUS BADGES ══════════════════ */
.status-badge {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.5px;
  padding: 2px 6px;
  border-radius: 2px;
  border: 1px solid;
}
.status-badge.ok      { color: var(--green);  border-color: var(--green);  background: rgba(0,230,118,0.1); }
.status-badge.warn    { color: var(--amber);  border-color: var(--amber);  background: rgba(255,171,0,0.1); }
.status-badge.fault   { color: var(--red);    border-color: var(--red);    background: rgba(255,23,68,0.1); }
.status-badge.standby { color: var(--muted);  border-color: var(--border); background: transparent; }
.status-badge.running {
  color: #ff7043;
  border-color: #ff7043;
  background: rgba(255,112,67,0.1);
  animation: dieselPulse 3s infinite;
}

/* ══════════════════ RESPONSIVE ══════════════════ */
@media (max-width: 1400px) {
  .status-grid { grid-template-columns: 200px 1fr 200px; }
  .page-split  { grid-template-columns: 1fr 240px; }
}
@media (max-width: 1200px) {
  .status-grid { grid-template-columns: 180px 1fr 180px; }
  .page-split  { grid-template-columns: 1fr 220px; }
}
@media (max-width: 1000px) {
  .status-grid { grid-template-columns: 160px 1fr 160px; }
  .page-split  { grid-template-columns: 1fr 200px; }
}
@media (max-height: 800px) {
  .status-grid { grid-template-rows: 1fr 170px; }
}
@media (max-height: 700px) {
  .status-grid { grid-template-rows: 1fr 145px; }
}
.ctrl-group { margin-bottom: 8px; }