:root {
  --bg-main: #0f172a; /* Slate 900 */
  --bg-column: #1e293b; /* Slate 800 */
  --bg-card: #334155; /* Slate 700 */
  --bg-card-hover: #475569; /* Slate 600 */
  --text-primary: #f8fafc; /* Slate 50 */
  --text-secondary: #cbd5e1; /* Slate 300 */
  --accent-color: #38bdf8; /* Sky 400 */
  --border-color: #334155; /* Slate 700 */
  --success-color: #10b981; /* Emerald 500 */
  --success-bg: rgba(16, 185, 129, 0.2);
  --radius-lg: 12px;
  --radius-md: 8px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Roboto", sans-serif;
}

html,
body {
  height: 100%;
  background-color: var(--bg-main);
  color: var(--text-primary);
  display: flex;
  flex-direction: column;
  padding: 20px;
  gap: 20px;
  overflow: hidden; /* Prevent body scroll, handle scroll in containers */
}

/* --- Kanban Section --- */
#kanban {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  padding-bottom: 10px;
  flex: 1;
  min-height: 0;
}

/* Custom Scrollbar for Kanban */
#kanban::-webkit-scrollbar {
  height: 8px;
}
#kanban::-webkit-scrollbar-track {
  background: var(--bg-main);
}
#kanban::-webkit-scrollbar-thumb {
  background: var(--border-color);
  border-radius: 4px;
}

.column {
  min-width: 220px;
  flex: 1;
  display: flex;
  flex-direction: column;
  background-color: var(--bg-column);
  padding: 16px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
}

.kanban-title {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  padding: 14px;
  margin-bottom: 12px;
  text-align: left;
  font-size: 14px;
  line-height: 1.4;
  box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  transition: all 0.2s ease;
  cursor: pointer;
}

.card:hover {
  background-color: var(--bg-card-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 8px -1px rgba(0, 0, 0, 0.2);
}

.card-key {
  font-weight: bold;
  color: var(--accent-color);
  text-decoration: none;
  display: inline-block;
  margin-bottom: 6px;
  transition: color 0.2s ease;
}

.card-key:hover {
  color: #7dd3fc; /* Sky 300 */
  text-decoration: underline;
}

/* --- Factory Section --- */
#factory {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-column);
  padding: 20px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-color);
  flex-shrink: 0;
  height: 35vh;
  min-height: 200px;
  overflow: hidden;
}

.row-line {
  display: flex;
  align-self: flex-end;
  height: 2px;
  background-color: var(--border-color);
  margin-bottom: 16px;
  line-height: 0;
}

.row-cards {
  display: flex;
  justify-content: flex-end;
  gap: 4px; /* Added gap between cards */
  flex-grow: 1;
}

.factory-card {
  background: linear-gradient(to top, var(--success-bg) var(--progress, 0%), var(--bg-card) var(--progress, 0%));
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 12px;
  text-align: left;
  font-size: 11px; /* Increased from 6px for readability */
  line-height: 1.3;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: background-color 0.2s ease;
  writing-mode: vertical-rl;
  white-space: nowrap;
  height: 240px;
  cursor: crosshair; /* Helps indicate hovering does something */
  display: flex;
  align-items: center; /* Centers the text nicely on the vertical line */
}

/* New class added via JS during hover */
.card.highlight {
  background-color: var(--bg-card-hover);
  transform: translateY(-6px) scale(1.03);
  box-shadow: 0 8px 16px -2px rgba(0, 0, 0, 0.2);
  border: 1px solid var(--text-secondary);
  z-index: 10;
}

.factory-card:hover {
  border-color: var(--text-secondary);
}

/* Done State */
.done {
  border: 1px solid var(--success-color);
  box-shadow: 0 0 8px rgba(16, 185, 129, 0.15);
}

/* --- Warning / Out of Sprint Indicators --- */
.warning-icon {
  font-size: 14px;
  margin-left: 6px;
  cursor: help;
  display: inline-block;
}

/* Because factory cards are vertical, adjust the icon spacing */
.factory-card .warning-icon {
  margin-left: 0;
  margin-top: 6px;
}

/* Red indicator for kanban cards out of sprint bounds */
.card.out-of-sprint {
  border: 1px solid rgba(239, 68, 68, 0.6); /* Red-500 */
  box-shadow: 0 0 8px rgba(239, 68, 68, 0.1);
}

/* Red indicator for factory cards out of sprint bounds */
.factory-card.out-of-sprint {
  border-color: rgba(239, 68, 68, 0.8);
}

/* Override red border on hover so the white highlight still shows */
.factory-card.out-of-sprint:hover {
  border-color: var(--text-secondary);
}

/* --- Highlight state for Factory Cards --- */
.factory-card.highlight {
  border-color: var(--text-primary);
  box-shadow: 0 0 12px rgba(248, 250, 252, 0.4); /* White Glow */
  z-index: 10;
  transform: scale(1.02);
}

/* Ensure the text inside the factory card stays readable during the highlight */
.factory-card.highlight .card-key {
  color: var(--text-primary);
  text-decoration: underline;
}

/* --- Loading Spinner --- */
#loading {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  color: var(--text-secondary);
  font-size: 14px;
}

.spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* --- App Header (Sair button) --- */
.app-header {
  display: flex;
  justify-content: flex-end;
  padding: 0;
}

.btn-sair {
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 6px 16px;
  font-size: 13px;
  font-weight: 500;
  text-decoration: none;
  cursor: pointer;
  transition:
    color 0.2s ease,
    border-color 0.2s ease;
}

.btn-sair:hover {
  color: var(--text-primary);
  border-color: var(--text-secondary);
}

/* --- Login Page --- */
body.login-body {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  overflow: auto;
}

.login-card {
  background-color: var(--bg-column);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 40px 48px;
  width: 100%;
  max-width: 380px;
}

.login-title {
  font-family: "Playwrite US Modern", cursive;
  font-size: 28px;
  font-weight: 300;
  color: var(--accent-color);
  text-align: center;
  margin-bottom: 4px;
}

.login-subtitle {
  color: var(--text-secondary);
  text-align: center;
  font-size: 13px;
  margin-bottom: 28px;
}

.login-error {
  background-color: rgba(239, 68, 68, 0.15);
  border: 1px solid rgba(239, 68, 68, 0.5);
  color: #fca5a5;
  border-radius: var(--radius-md);
  padding: 10px 14px;
  font-size: 13px;
  margin-bottom: 20px;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.login-field {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.login-field label {
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.login-field input {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  padding: 10px 14px;
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s ease;
}

.login-field input:focus {
  border-color: var(--accent-color);
}

.login-btn {
  background-color: var(--accent-color);
  color: var(--bg-main);
  border: none;
  border-radius: var(--radius-md);
  padding: 11px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  margin-top: 8px;
  transition: opacity 0.2s ease;
}

.login-btn:hover {
  opacity: 0.88;
}