/* ============================================================================
 * styles.css — dark cyber/aerospace theme
 * ==========================================================================*/

:root {
  --bg: #060912;
  --bg-panel: #0b1020;
  --bg-panel-2: #0e1530;
  --border: #1c2748;
  --border-hi: #2c3d6e;
  --text: #d5deff;
  --text-dim: #7e8db5;
  --accent: #22d3ee;
  --accent-2: #7c6cff;
  --good: #39d98a;
  --bad: #ff5d6c;
  --warn: #ffc857;
  --syn-pos: #39d98a;
  --syn-neg: #ff5d6c;
  --mono: 'JetBrains Mono', 'Consolas', monospace;
  --disp: 'Rajdhani', 'Segoe UI', sans-serif;
}

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

html, body {
  height: 100%;
  background:
    radial-gradient(1200px 500px at 70% -10%, #101a3d 0%, transparent 60%),
    var(--bg);
  color: var(--text);
  font-family: var(--disp);
  overflow-x: hidden;
}

body { display: flex; flex-direction: column; min-height: 100vh; }

/* ------------------------------- top bar --------------------------------- */

.topbar {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  gap: 18px 26px;
  padding: 10px 18px 12px;
  background: linear-gradient(180deg, #0d142c 0%, #0a0f22 100%);
  border-bottom: 1px solid var(--border-hi);
  box-shadow: 0 4px 24px rgba(0, 0, 0, 0.5);
  position: sticky;
  top: 0;
  z-index: 20;
}

.brand { display: flex; align-items: center; gap: 10px; margin-right: 8px; }
.brand-mark {
  font-size: 26px;
  color: var(--accent);
  text-shadow: 0 0 14px var(--accent);
}
.brand-text h1 {
  font-size: 19px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  line-height: 1;
}
.subtitle {
  font-size: 11px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--accent);
}

.control-group { display: flex; flex-direction: column; gap: 5px; }
.group-label {
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
}
.btn-row, .chk-row { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }

/* buttons */
.btn {
  font-family: var(--disp);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.6px;
  color: var(--text);
  background: linear-gradient(180deg, #17203f, #101731);
  border: 1px solid var(--border-hi);
  border-radius: 6px;
  padding: 6px 12px;
  cursor: pointer;
  transition: all 0.15s ease;
}
.btn:hover { border-color: var(--accent); color: var(--accent); box-shadow: 0 0 10px rgba(34, 211, 238, 0.25); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.55; cursor: wait; }
.btn.active {
  border-color: var(--accent);
  color: #04121f;
  background: linear-gradient(180deg, #43e2f5, #14b8d4);
}
.btn-gene { border-color: #3d3080; }
.btn-gene:hover { border-color: var(--accent-2); color: #b9aeff; box-shadow: 0 0 10px rgba(124, 108, 255, 0.3); }
.btn-evolve {
  border-color: var(--good);
  color: var(--good);
}
.btn-evolve:hover { box-shadow: 0 0 12px rgba(57, 217, 138, 0.35); color: var(--good); border-color: var(--good); }
.btn-small { font-size: 11px; padding: 3px 9px; }

/* select */
select {
  font-family: var(--disp);
  font-size: 13px;
  font-weight: 600;
  color: var(--text);
  background: #101731;
  border: 1px solid var(--border-hi);
  border-radius: 6px;
  padding: 6px 10px;
  cursor: pointer;
}
select:hover { border-color: var(--accent); }

/* checkboxes */
.chk-row label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 12.5px;
  color: var(--text-dim);
  cursor: pointer;
  user-select: none;
}
.chk-row label:hover { color: var(--text); }
.chk-row input[type="checkbox"] {
  appearance: none;
  width: 15px; height: 15px;
  border: 1px solid var(--border-hi);
  border-radius: 4px;
  background: #0d1329;
  cursor: pointer;
  position: relative;
}
.chk-row input[type="checkbox"]:checked {
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 8px rgba(34, 211, 238, 0.5);
}
.chk-row input[type="checkbox"]:checked::after {
  content: '✓';
  position: absolute;
  inset: 0;
  color: #04121f;
  font-size: 11px;
  font-weight: 700;
  display: grid;
  place-items: center;
}

/* ------------------------------ split layout ------------------------------ */

.split {
  flex: 1;
  display: grid;
  grid-template-columns: minmax(430px, 54%) 1fr;
  gap: 14px;
  padding: 14px;
  min-height: 0;
}

.panel {
  display: flex;
  flex-direction: column;
  background: var(--bg-panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
  min-width: 0;
}

.panel-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 9px 14px;
  background: var(--bg-panel-2);
  border-bottom: 1px solid var(--border);
}
.panel-header h2 {
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  color: var(--accent);
  flex: 0 0 auto;
}
.genome-stats {
  flex: 1;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

/* status banner */
.status-banner {
  margin-left: auto;
  font-family: var(--mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 2px;
  padding: 3px 14px;
  border-radius: 999px;
  border: 1px solid;
}
.st-flying  { color: var(--accent);  border-color: var(--accent);  background: rgba(34, 211, 238, 0.08); }
.st-landed  { color: var(--good);    border-color: var(--good);    background: rgba(57, 217, 138, 0.1); animation: pulse-ok 1.2s infinite; }
.st-crashed { color: var(--bad);     border-color: var(--bad);     background: rgba(255, 93, 108, 0.1); animation: shake 0.4s 1; }
.st-evolve  { color: var(--accent-2);border-color: var(--accent-2);background: rgba(124, 108, 255, 0.12); }
.st-paused  { color: var(--warn);    border-color: var(--warn); }

@keyframes pulse-ok {
  0%, 100% { box-shadow: 0 0 0 rgba(57, 217, 138, 0.4); }
  50% { box-shadow: 0 0 14px rgba(57, 217, 138, 0.6); }
}
@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-4px); }
  75% { transform: translateX(4px); }
}

/* ------------------------------ lander panel ------------------------------ */

.canvas-wrap {
  position: relative;
  background: #05060f;
  border-bottom: 1px solid var(--border);
}
#lander-canvas {
  display: block;
  width: 100%;
  height: auto;
  cursor: grab;
  touch-action: none;
}
#lander-canvas:active { cursor: grabbing; }

/* telemetry HUD */
.telemetry {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  background: linear-gradient(180deg, #0c1226, #0b1020);
}
.tel-cell {
  background: #0d1329;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 6px 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.tel-label {
  font-size: 10px;
  letter-spacing: 1.6px;
  text-transform: uppercase;
  color: var(--text-dim);
  display: flex;
  justify-content: space-between;
}
.tel-label span { color: var(--accent); font-family: var(--mono); text-transform: none; letter-spacing: 0; }
.tel-value {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 600;
  color: var(--accent);
  text-shadow: 0 0 8px rgba(34, 211, 238, 0.35);
}
.tel-value.danger { color: var(--bad); text-shadow: 0 0 8px rgba(255, 93, 108, 0.5); }

.tel-fuel-cell, .tel-radar-cell { grid-column: span 2; justify-content: center; }

/* fuel gauge */
.fuel-track {
  height: 10px;
  border-radius: 999px;
  background: #070b18;
  border: 1px solid var(--border);
  overflow: hidden;
}
.fuel-bar {
  height: 100%;
  width: 100%;
  border-radius: 999px;
  background: linear-gradient(90deg, #14b8d4, #39d98a);
  box-shadow: 0 0 10px rgba(57, 217, 138, 0.5);
  transition: width 0.15s linear;
}
.fuel-bar.low { background: linear-gradient(90deg, #ff8c42, #ff5d6c); box-shadow: 0 0 10px rgba(255, 93, 108, 0.5); }

/* touchdown radar */
.radar-track {
  position: relative;
  height: 10px;
  border-radius: 999px;
  background: #070b18;
  border: 1px solid var(--border);
}
.radar-center {
  position: absolute;
  left: 50%; top: -2px; bottom: -2px;
  width: 2px;
  background: var(--good);
  box-shadow: 0 0 6px var(--good);
}
.radar-needle {
  position: absolute;
  top: 1px;
  left: 50%;
  width: 8px; height: 8px;
  margin-left: -4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 8px var(--accent);
  transition: left 0.1s linear;
}

/* thruster lights */
.tel-thrusters { grid-column: span 4; flex-direction: row; align-items: center; justify-content: space-between; }
.thruster-lights { display: flex; gap: 8px; }
.light {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 600;
  width: 26px; height: 22px;
  display: grid; place-items: center;
  border-radius: 5px;
  border: 1px solid var(--border-hi);
  color: var(--text-dim);
  background: #0a0f22;
  transition: all 0.08s linear;
}
.light.on {
  color: #04121f;
  background: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 12px var(--accent);
}
.light-main.on { background: var(--warn); border-color: var(--warn); box-shadow: 0 0 12px var(--warn); }

/* event log */
.log-wrap {
  flex: 1;
  min-height: 90px;
  display: flex;
  flex-direction: column;
  padding: 8px 12px 10px;
}
.log-wrap h3, .registry-header h3 {
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 6px;
}
#event-log {
  flex: 1;
  overflow-y: auto;
  list-style: none;
  font-family: var(--mono);
  font-size: 11.5px;
  line-height: 1.7;
  color: var(--text-dim);
}
#event-log li { border-bottom: 1px dashed rgba(44, 61, 110, 0.35); padding: 2px 0; }
#event-log li b { color: var(--text); font-weight: 600; }
#event-log li .innov { color: var(--warn); }
#event-log li.warn { color: var(--warn); }

/* ----------------------------- topology panel ----------------------------- */

.svg-wrap {
  position: relative;
  flex: 1 1 58%;
  min-height: 300px;
  background:
    radial-gradient(700px 300px at 50% 0%, rgba(124, 108, 255, 0.06), transparent 70%),
    var(--bg-panel);
}
#topology-svg {
  width: 100%;
  height: 100%;
  display: block;
  cursor: move;
}

/* graph legend */
.legend {
  position: absolute;
  left: 10px;
  bottom: 8px;
  display: flex;
  gap: 14px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-dim);
  pointer-events: none;
}
.lg::before {
  content: '';
  display: inline-block;
  width: 16px; height: 3px;
  border-radius: 2px;
  margin-right: 5px;
  vertical-align: middle;
}
.lg-pos::before { background: var(--syn-pos); }
.lg-neg::before { background: var(--syn-neg); }
.lg-dis::before { background: repeating-linear-gradient(90deg, var(--text-dim) 0 3px, transparent 3px 6px); }
.lg-innov::before { width: 10px; height: 10px; border-radius: 5px; background: #23305c; border: 1px solid var(--border-hi); }

/* SVG graph elements */
#topology-svg .link { transition: stroke-width 0.2s; }
#topology-svg .link:hover { filter: brightness(1.6); cursor: pointer; }

#topology-svg .node circle.core {
  stroke-width: 1.6px;
  transition: stroke 0.2s;
}
#topology-svg .node-input  circle.core { stroke: #4da3ff; }
#topology-svg .node-hidden circle.core { stroke: #b388ff; }
#topology-svg .node-output circle.core { stroke: #2be8c8; }
#topology-svg .node circle.halo { opacity: 0; pointer-events: none; }
#topology-svg .node:hover circle.core { stroke: #ffffff; cursor: pointer; }

#topology-svg text {
  font-family: var(--mono);
  fill: var(--text);
  pointer-events: none;
}
#topology-svg .node-id { font-size: 10px; font-weight: 600; }
#topology-svg .node-name { font-size: 11px; fill: var(--text-dim); }
#topology-svg .node-value { font-size: 10.5px; fill: var(--accent); }
#topology-svg .weight-label { font-size: 9px; fill: var(--warn); opacity: 0.85; }

#topology-svg .badge rect {
  fill: #141d3d;
  stroke: var(--border-hi);
  stroke-width: 1px;
}
#topology-svg .badge text { font-size: 8.5px; fill: var(--warn); }

/* tooltip */
.viz-tooltip {
  position: absolute;
  z-index: 50;
  pointer-events: none;
  background: rgba(10, 15, 34, 0.95);
  border: 1px solid var(--border-hi);
  border-radius: 8px;
  padding: 8px 11px;
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.6;
  color: var(--text);
  opacity: 0;
  transition: opacity 0.12s;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}
.viz-tooltip.visible { opacity: 1; }
.viz-tooltip .ok { color: var(--good); }
.viz-tooltip .off { color: var(--bad); }

/* innovation registry */
.registry-wrap {
  flex: 1 1 42%;
  min-height: 140px;
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border);
  background: var(--bg-panel-2);
}
.registry-header {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  padding: 8px 14px 0;
}
.registry-count { font-family: var(--mono); font-size: 10.5px; color: var(--text-dim); }
.registry-scroll { flex: 1; overflow-y: auto; padding: 4px 8px 10px; }

.registry-table {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--mono);
  font-size: 11.5px;
}
.registry-table th {
  position: sticky;
  top: 0;
  text-align: left;
  font-size: 10px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--text-dim);
  background: var(--bg-panel-2);
  padding: 5px 8px;
  border-bottom: 1px solid var(--border-hi);
}
.registry-table td {
  padding: 3.5px 8px;
  border-bottom: 1px solid rgba(28, 39, 72, 0.55);
  color: var(--text);
  white-space: nowrap;
}
.registry-table .innov-cell { color: var(--warn); font-weight: 600; }
.registry-table .w-pos { color: var(--syn-pos); }
.registry-table .w-neg { color: var(--syn-neg); }
.registry-table .disabled-row td { opacity: 0.42; }
.tag-on, .tag-off {
  font-size: 9.5px;
  padding: 1px 7px;
  border-radius: 999px;
  border: 1px solid;
}
.tag-on { color: var(--good); border-color: var(--good); }
.tag-off { color: var(--bad); border-color: var(--bad); }

/* -------------------------------- footer ---------------------------------- */

.footer {
  padding: 8px 18px 10px;
  font-family: var(--mono);
  font-size: 10.5px;
  color: var(--text-dim);
  border-top: 1px solid var(--border);
  background: #080d1c;
  text-align: center;
}

/* ------------------------------- responsive ------------------------------- */

@media (max-width: 1180px) {
  .split { grid-template-columns: 1fr; }
  .panel-right .svg-wrap { min-height: 380px; }
}

@media (max-width: 640px) {
  .topbar { gap: 10px 16px; }
  .telemetry { grid-template-columns: repeat(2, 1fr); }
  .tel-fuel-cell, .tel-radar-cell, .tel-thrusters { grid-column: span 2; }
  .brand-text h1 { font-size: 15px; }
}

/* scrollbars */
::-webkit-scrollbar { width: 9px; height: 9px; }
::-webkit-scrollbar-track { background: #0a0f22; }
::-webkit-scrollbar-thumb { background: #22305e; border-radius: 6px; }
::-webkit-scrollbar-thumb:hover { background: #2f4180; }