:root {
  --bg-color: #0b0c10;
  --panel-bg: rgba(31, 40, 51, 0.6);
  --panel-border: rgba(69, 162, 158, 0.3);
  --text-main: #c5c6c7;
  --text-highlight: #66fcf1;
  --text-dark: #45a29e;
  --accent: #66fcf1;
  --danger: #f24e4e;
  --warning: #f2a900;
  --success: #4caf50;
  --font-main: 'Inter', sans-serif;
  --font-display: 'Orbitron', sans-serif;
}

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

body {
  background-color: transparent;
  color: var(--text-main);
  font-family: var(--font-main);
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
}

#star-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -1;
  background-color: var(--bg-color);
  background-image: 
    radial-gradient(circle at 15% 50%, rgba(69, 162, 158, 0.08), transparent 25%),
    radial-gradient(circle at 85% 30%, rgba(102, 252, 241, 0.05), transparent 25%);
}

.app-container {
  width: 95vw;
  height: 95vh;
  max-width: 1400px;
  display: flex;
  flex-direction: column;
  gap: 20px;
  transition: opacity 1s ease-in-out;
}

.app-container.jumping {
  opacity: 0.05;
  pointer-events: none;
}

.glass-panel {
  background: var(--panel-bg);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
}

/* Header */
.top-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 15px 30px;
}

.title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--text-highlight);
  letter-spacing: 2px;
  text-shadow: 0 0 10px rgba(102, 252, 241, 0.5);
}

.vital-stats {
  display: flex;
  gap: 25px;
}

.stat {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
}

.stat .label {
  font-size: 0.75rem;
  text-transform: uppercase;
  color: var(--text-dark);
  letter-spacing: 1px;
}

.stat .value {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
}

.warning-text .value { color: var(--warning); }
.danger-text .value { color: var(--danger); text-shadow: 0 0 8px rgba(242, 78, 78, 0.6); }

/* Main Layout */
.main-layout {
  display: flex;
  flex: 1;
  gap: 20px;
  min-height: 0; /* needed for scrollable children */
}

/* Sidebar */
.sidebar {
  width: 280px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-dark);
  border-bottom: 1px solid var(--panel-border);
  padding-bottom: 10px;
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1.5px;
}

.resource-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.resource-list li {
  display: flex;
  align-items: center;
  font-size: 1.1rem;
}

.res-icon {
  margin-right: 12px;
  font-size: 1.3rem;
  opacity: 0.8;
}

.res-name {
  flex: 1;
  color: var(--text-main);
}

.res-val {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--text-highlight);
}

.spacer {
  flex: 1;
}

/* Content Area */
.content-area {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 20px;
  min-width: 0;
}

.system-info {
  padding: 20px 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

#system-name {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text-highlight);
  letter-spacing: 2px;
}

.system-type {
  font-size: 1.1rem;
  color: var(--text-main);
  text-transform: uppercase;
  letter-spacing: 3px;
  opacity: 0.8;
}

/* Log Container */
.log-container {
  flex: 1;
  padding: 25px;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.log-entry {
  font-size: 1rem;
  line-height: 1.5;
  padding: 10px 15px;
  border-left: 3px solid var(--accent);
  background: rgba(102, 252, 241, 0.05);
  border-radius: 0 6px 6px 0;
  animation: slideIn 0.3s ease-out forwards;
}

.log-entry.important {
  border-left-color: var(--danger);
  background: rgba(242, 78, 78, 0.1);
  color: #fff;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

/* Action Sidebar */
.action-sidebar {
  width: 320px;
  padding: 25px;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}

.action-header {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-dark);
  margin-bottom: 15px;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.actions-grid {
  display: grid;
  grid-template-columns: 1fr;
  grid-auto-rows: max-content;
  align-items: stretch;
  gap: 15px;
  overflow-y: auto;
  padding-right: 10px;
}

.btn {
  background: rgba(31, 40, 51, 0.8);
  border: 1px solid var(--panel-border);
  color: var(--text-main);
  padding: 15px;
  border-radius: 8px;
  cursor: pointer;
  text-align: left;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  height: auto;
  min-height: min-content;
}

.btn::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  background: linear-gradient(45deg, transparent, rgba(102, 252, 241, 0.1), transparent);
  transform: translateX(-100%);
  transition: transform 0.4s ease;
}

.btn:hover:not(.disabled) {
  border-color: var(--accent);
  box-shadow: 0 0 15px rgba(102, 252, 241, 0.2);
  transform: translateY(-2px);
}

.btn:hover:not(.disabled)::before {
  transform: translateX(100%);
}

.btn:active:not(.disabled) {
  transform: translateY(0);
}

.btn.disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: grayscale(100%);
  pointer-events: none;
}

.btn-title {
  font-family: var(--font-display);
  font-size: 1rem;
  color: var(--text-highlight);
  margin-bottom: 5px;
  display: flex;
  justify-content: space-between;
}

.btn-desc {
  font-size: 0.85rem;
  color: rgba(197, 198, 199, 0.8);
  line-height: 1.4;
}

.btn-emergency {
  border-color: rgba(242, 78, 78, 0.5);
}

.btn-emergency .btn-title {
  color: var(--danger);
}

.btn-emergency:hover:not(.disabled) {
  border-color: var(--danger);
  box-shadow: 0 0 15px rgba(242, 78, 78, 0.3);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
  width: 8px;
}
::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.2);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb {
  background: var(--text-dark);
  border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
  background: var(--accent);
}

/* Modal for Game Over */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(11, 12, 16, 0.9);
  backdrop-filter: blur(10px);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  background: var(--panel-bg);
  border: 1px solid var(--panel-border);
  border-radius: 12px;
  padding: 40px;
  max-width: 600px;
  text-align: center;
  box-shadow: 0 0 40px rgba(0,0,0,0.8);
}

.modal-title {
  font-family: var(--font-display);
  font-size: 2.5rem;
  margin-bottom: 20px;
}

.modal-title.victory { color: var(--success); text-shadow: 0 0 15px rgba(76, 175, 80, 0.5); }
.modal-title.defeat { color: var(--danger); text-shadow: 0 0 15px rgba(242, 78, 78, 0.5); }

.modal-desc {
  font-size: 1.2rem;
  margin-bottom: 30px;
  line-height: 1.5;
}

.modal-stats {
  font-family: var(--font-display);
  color: var(--text-dark);
  margin-bottom: 30px;
  font-size: 1.1rem;
}

.btn-restart {
  background: transparent;
  color: var(--text-highlight);
  border: 1px solid var(--accent);
  padding: 12px 30px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-restart:hover {
  background: var(--accent);
  color: var(--bg-color);
  box-shadow: 0 0 20px rgba(102, 252, 241, 0.4);
}