/* Reset and base */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg: #0f0f0f;
  --surface: #1a1a1a;
  --surface-hover: #222;
  --border: #333;
  --text: #e0e0e0;
  --text-muted: #888;
  --accent: #22c55e;
  --accent-hover: #16a34a;
  --warning: #f59e0b;
  --bad: #ef4444;
  --good: #22c55e;
  --radius: 8px;
  --gap: 16px;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  min-height: 100vh;
}

/* Login */
.login-container {
  max-width: 400px;
  margin: 100px auto;
  padding: 32px;
  background: var(--surface);
  border-radius: var(--radius);
  border: 1px solid var(--border);
}

.login-container h1 {
  margin-bottom: 24px;
  font-size: 28px;
  text-align: center;
}

.login-container input {
  width: 100%;
  padding: 12px;
  margin-bottom: 12px;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  font-size: 16px;
}

.login-container button {
  width: 100%;
  padding: 12px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: var(--radius);
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
}

.login-container button:hover {
  background: var(--accent-hover);
}

.error {
  color: var(--bad);
  margin-top: 12px;
  font-size: 14px;
}

/* Sign-up link on login page */
.signup-link {
  text-align: center;
  margin-top: 20px;
  font-size: 14px;
  color: var(--text-muted);
}

.signup-link a {
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.signup-link a:hover {
  text-decoration: underline;
}


/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 24px;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 10;
}

header h1 {
  font-size: 20px;
}

header a {
  color: var(--text-muted);
  text-decoration: none;
}

header a:hover {
  color: var(--text);
}

header button {
  padding: 8px 16px;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text-muted);
  cursor: pointer;
}

header button:hover {
  color: var(--text);
  border-color: var(--text-muted);
}

/* Main */
main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

/* Projects grid */
#projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--gap);
}

.project-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: border-color 0.2s;
}

.project-card:hover {
  border-color: var(--accent);
}

.project-header {
  display: flex;
  justify-content: space-between;
  align-items: start;
  margin-bottom: 8px;
}

.project-header h3 {
  font-size: 18px;
  font-weight: 600;
}

.status-badge {
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
  text-transform: uppercase;
}

.status-badge.active {
  background: rgba(34, 197, 94, 0.15);
  color: var(--good);
}

.status-badge.inactive {
  background: rgba(136, 136, 136, 0.15);
  color: var(--text-muted);
}

.address {
  color: var(--text-muted);
  font-size: 14px;
  margin-bottom: 16px;
}

/* Metrics */
.metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 16px;
}

.metric {
  text-align: center;
  padding: 12px;
  background: var(--bg);
  border-radius: var(--radius);
}

.metric .number {
  display: block;
  font-size: 24px;
  font-weight: 700;
}

.metric .label {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.metric.good .number {
  color: var(--good);
}

.metric.warning .number {
  color: var(--warning);
}

.metric.bad .number {
  color: var(--bad);
}

.project-footer {
  display: flex;
  justify-content: space-between;
  font-size: 12px;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  padding-top: 12px;
}

/* Empty state */
.empty-state {
  grid-column: 1 / -1;
  text-align: center;
  padding: 60px;
  color: var(--text-muted);
}

/* Project detail */
#metrics {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--gap);
  margin-bottom: 24px;
}

.metric-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
}

.metric-card .metric-value {
  display: block;
  font-size: 32px;
  font-weight: 700;
}

.metric-card .metric-label {
  display: block;
  font-size: 14px;
  color: var(--text-muted);
  margin-top: 4px;
}

.metric-card .metric-target {
  display: block;
  font-size: 12px;
  color: var(--text-muted);
  margin-top: 4px;
}

.metric-card .metric-status {
  display: block;
  font-size: 12px;
  margin-top: 8px;
}

.metric-card.good {
  border-color: var(--good);
}

.metric-card.good .metric-value {
  color: var(--good);
}

.metric-card.warning {
  border-color: var(--warning);
}

.metric-card.warning .metric-value {
  color: var(--warning);
}

.metric-card.bad {
  border-color: var(--bad);
}

.metric-card.bad .metric-value {
  color: var(--bad);
}

/* Buttons */
.button {
  display: inline-block;
  padding: 12px 24px;
  background: var(--accent);
  color: #000;
  text-decoration: none;
  border-radius: var(--radius);
  font-weight: 600;
  margin-bottom: 24px;
}

.button:hover {
  background: var(--accent-hover);
}

/* Movements */
#movements {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
}

.movement-row {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
}

.movement-row:last-child {
  border-bottom: none;
}

.movement-main {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.waste-type {
  font-weight: 600;
  min-width: 140px;
}

.quantity {
  color: var(--text-muted);
}

.route {
  color: var(--text-muted);
  font-size: 14px;
}

.badge {
  padding: 4px 10px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 500;
}

.badge.good {
  background: rgba(34, 197, 94, 0.15);
  color: var(--good);
}

.badge.bad {
  background: rgba(239, 68, 68, 0.15);
  color: var(--bad);
}

.badge.warning {
  background: rgba(245, 158, 11, 0.15);
  color: var(--warning);
}

.movement-details {
  display: flex;
  gap: 16px;
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-muted);
  flex-wrap: wrap;
}

.movement-details a {
  color: var(--accent);
  text-decoration: none;
}

.movement-details a:hover {
  text-decoration: underline;
}

.empty {
  padding: 40px;
  text-align: center;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 640px) {
  .metrics {
    grid-template-columns: 1fr;
  }
  
  #projects-grid {
    grid-template-columns: 1fr;
  }
  
  .movement-main {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }
}