:root {
  --primary-color: #f39c12;
  /* Gold */
  --secondary-color: #2ecc71;
  /* Green */
  --bg-color: #1a1a1a;
  --card-bg: #2c3e50;
  --text-color: #ecf0f1;
  --text-muted: #bdc3c7;
  --danger-color: #e74c3c;
}

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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: var(--bg-color);
  color: var(--text-color);
  line-height: 1.6;
}

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

ul {
  list-style: none;
}

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Navbar */
.navbar {
  background-color: #000;
  padding: 1rem 0;
  border-bottom: 2px solid var(--primary-color);
}

.navbar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar .logo {
  font-size: 1.5rem;
  font-weight: bold;
  color: var(--primary-color);
}

.nav-links {
  display: flex;
}

.nav-links li {
  margin-left: 20px;
}

.nav-links a {
  color: #fff;
  font-weight: 500;
}

.nav-links .btn-nav {
  background-color: var(--primary-color);
  color: #000;
  padding: 0.5rem 1rem;
  border-radius: 5px;
}

/* Hero */
.hero {
  background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('/images/hero-bg.jpg');
  /* Assuming image exists or fallback */
  background-size: cover;
  background-position: center;
  height: 400px;
  /* Reduced height for simplicity */
  display: flex;
  align-items: center;
  text-align: center;
  background-color: #222;
  /* Fallback */
}

.hero-content {
  width: 100%;
}

.hero h1 {
  font-size: 3rem;
  margin-bottom: 1rem;
  color: var(--primary-color);
}

.hero p {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

.btn {
  display: inline-block;
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  font-size: 1rem;
  transition: opacity 0.3s;
}

.btn:hover {
  opacity: 0.8;
}

.btn-primary {
  background-color: var(--primary-color);
  color: #000;
}

.btn-secondary {
  background-color: var(--secondary-color);
  color: #fff;
  margin-left: 10px;
}

.btn-block {
  display: block;
  width: 100%;
}

/* Features */
.features {
  padding: 4rem 0;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.feature-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  text-align: center;
  border: 1px solid #444;
}

.feature-card i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

/* How It Works */
.how-it-works {
  background-color: #222;
  padding: 4rem 0;
  text-align: center;
}

.how-it-works h2 {
  margin-bottom: 3rem;
  color: var(--primary-color);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.step-number {
  background-color: var(--primary-color);
  color: #000;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  margin: 0 auto 1rem;
}

/* Auth Forms */
.auth-container {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 60vh;
  padding: 2rem 0;
}

.auth-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.auth-card h2 {
  text-align: center;
  margin-bottom: 1.5rem;
  color: var(--primary-color);
}

.form-group {
  margin-bottom: 1rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
}

.form-group input {
  width: 100%;
  padding: 0.8rem;
  border-radius: 5px;
  border: 1px solid #555;
  background-color: #333;
  color: #fff;
}

.auth-footer {
  text-align: center;
  margin-top: 1rem;
  font-size: 0.9rem;
}

.alert {
  padding: 0.8rem;
  margin-bottom: 1rem;
  border-radius: 5px;
  background-color: #e74c3c;
  color: #fff;
}

/* Dashboard */
.dashboard-container {
  padding: 2rem 0;
}

.dashboard-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  margin-top: 2rem;
}

.stat-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  border-left: 5px solid var(--primary-color);
}

.stat-value {
  font-size: 2rem;
  font-weight: bold;
}

.dashboard-actions {
  margin-top: 2rem;
  display: flex;
  gap: 1rem;
}

/* Footer */
.footer {
  background-color: #000;
  padding: 3rem 0 1rem;
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-bottom {
  text-align: center;
  border-top: 1px solid #333;
  padding-top: 1rem;
  color: #777;
}

/* Responsive */
@media (max-width: 768px) {

  .features-grid,
  .steps-grid,
  .footer-content,
  .dashboard-stats {
    grid-template-columns: 1fr;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .stats-grid,
  .machines-grid,
  .plans-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 8px;
  }

  .btn {
    padding: 0.5rem 0.8rem;
    font-size: 0.85rem;
  }

  .section-title h2 {
    font-size: 1.5rem;
  }

  .hero h1 {
    font-size: 1.5rem;
  }

  .navbar .logo {
    font-size: 1.1rem;
  }

  .dashboard-stats {
    gap: 0.5rem;
  }

  .stat-card {
    padding: 0.8rem;
  }
}

/* Dashboard Enhancements */
.dashboard-header {
  text-align: center;
  margin-bottom: 3rem;
}

.dashboard-header h1 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.stat-card {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 10px;
  border-left: 4px solid var(--primary-color);
  display: flex;
  align-items: center;
}

.stat-icon {
  font-size: 2.5rem;
  color: var(--primary-color);
  margin-right: 1rem;
}

.stat-info h3 {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}

.stat-info .stat-value {
  font-size: 1.8rem;
  font-weight: bold;
  color: var(--primary-color);
}

.dashboard-section {
  margin-bottom: 3rem;
}

.section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
}

.section-header h2 {
  color: var(--text-color);
}

.section-header i {
  margin-right: 0.5rem;
  color: var(--primary-color);
}

/* Mining Machines */
.machines-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}

.machine-card {
  background-color: var(--card-bg);
  padding: 1.5rem;
  border-radius: 10px;
  border: 2px solid #444;
  transition: transform 0.3s;
}

.machine-card:hover {
  transform: translateY(-5px);
  border-color: var(--primary-color);
}

.machine-card.active {
  border-color: var(--secondary-color);
}

.machine-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid #444;
}

.machine-header h3 {
  color: var(--primary-color);
}

.status-badge {
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: bold;
  text-transform: uppercase;
}

.status-badge.active {
  background-color: var(--secondary-color);
  color: #fff;
}

.status-badge.paused {
  background-color: #f39c12;
  color: #000;
}

.status-badge.completed {
  background-color: #95a5a6;
  color: #fff;
}

.status-badge.pending {
  background-color: #f39c12;
  color: #000;
}

.machine-details {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.detail-item {
  display: flex;
  justify-content: space-between;
}

.detail-item .label {
  color: var(--text-muted);
}

.detail-item .value {
  color: var(--text-color);
  font-weight: 500;
}

.empty-state {
  text-align: center;
  padding: 3rem;
  background-color: var(--card-bg);
  border-radius: 10px;
}

.empty-state i {
  font-size: 4rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.empty-state p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

/* Chart */
.chart-container {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  height: 300px;
}

/* Tables */
.table-responsive {
  overflow-x: auto;
}

.withdrawals-table {
  width: 100%;
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
}

.withdrawals-table thead {
  background-color: #34495e;
}

.withdrawals-table th,
.withdrawals-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #444;
}

.withdrawals-table th {
  color: var(--primary-color);
  font-weight: 600;
}

.withdrawals-table tbody tr:hover {
  background-color: #34495e;
}

/* Plans Page */
.plans-container {
  padding: 3rem 0;
}

.plans-header {
  text-align: center;
  margin-bottom: 3rem;
}

.plans-header h1 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.plan-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  border: 2px solid #444;
  text-align: center;
  transition: all 0.3s;
}

.plan-card:hover {
  transform: translateY(-10px);
  border-color: var(--primary-color);
  box-shadow: 0 10px 30px rgba(243, 156, 18, 0.2);
}

.plan-icon {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.plan-card h3 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.plan-description {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
  font-size: 0.9rem;
}

.plan-details {
  background-color: #1a1a1a;
  padding: 1.5rem;
  border-radius: 5px;
  margin-bottom: 1.5rem;
}

.detail-row {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid #444;
}

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

.detail-label {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.detail-label i {
  margin-right: 0.5rem;
}

.detail-value {
  color: var(--text-color);
  font-weight: 600;
}

.plan-price {
  display: flex;
  flex-direction: column;
  margin-bottom: 1.5rem;
}

.price-label {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0.3rem;
}

.price-value {
  font-size: 2rem;
  font-weight: bold;
  color: var(--primary-color);
}

/* Info Section */
.info-section {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  margin-top: 3rem;
}

.info-section h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.info-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.info-card {
  text-align: center;
}

.info-card h4 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.info-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1000;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.8);
}

.modal-content {
  background-color: var(--card-bg);
  margin: 10% auto;
  padding: 2rem;
  border-radius: 10px;
  width: 90%;
  max-width: 500px;
  position: relative;
  animation: slideDown 0.3s;
}

@keyframes slideDown {
  from {
    transform: translateY(-50px);
    opacity: 0;
  }

  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.close {
  position: absolute;
  right: 1.5rem;
  top: 1rem;
  font-size: 2rem;
  color: var(--text-muted);
  cursor: pointer;
}

.close:hover {
  color: var(--text-color);
}

.modal h2 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.modal-price {
  font-size: 1.2rem;
  margin: 1rem 0;
}

.modal-balance {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.modal-error {
  background-color: var(--danger-color);
  color: #fff;
  padding: 0.8rem;
  border-radius: 5px;
  margin-top: 1rem;
}

.modal-actions {
  display: flex;
  gap: 1rem;
  margin-top: 1.5rem;
}

/* Withdrawal Page */
.withdraw-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  width: 100%;
  max-width: 500px;
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
}

.withdraw-card h2 {
  text-align: center;
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.balance-display {
  background-color: #1a1a1a;
  padding: 1rem;
  border-radius: 5px;
  text-align: center;
  margin-bottom: 1.5rem;
  border: 2px solid var(--primary-color);
}

.balance-label {
  display: block;
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.balance-amount {
  display: block;
  font-size: 2rem;
  font-weight: bold;
  color: var(--primary-color);
}

.form-text {
  color: var(--text-muted);
  font-size: 0.85rem;
}

.withdrawal-info {
  background-color: #1a1a1a;
  padding: 1rem;
  border-radius: 5px;
  margin: 1.5rem 0;
}

.withdrawal-info h4 {
  color: var(--primary-color);
  margin-bottom: 0.8rem;
  font-size: 1rem;
}

.withdrawal-info ul {
  list-style: disc;
  padding-left: 1.5rem;
}

.withdrawal-info li {
  color: var(--text-muted);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.btn-outline {
  background-color: transparent;
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  margin-top: 1rem;
}

.btn-outline:hover {
  background-color: var(--primary-color);
  color: #000;
}

.alert-success {
  background-color: var(--secondary-color);
}

.alert-danger {
  background-color: var(--danger-color);
}

/* ===== ADMIN STYLES ===== */

/* Admin Container */
.admin-container {
  padding: 2rem 0;
  min-height: 80vh;
}

.admin-header {
  text-align: center;
  margin-bottom: 3rem;
}

.admin-header h1 {
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.admin-header i {
  margin-right: 0.5rem;
}

/* Admin Stats */
.admin-stat {
  border-left-color: #e74c3c;
}

/* Admin Quick Actions */
.admin-quick-actions {
  margin-top: 3rem;
}

.admin-quick-actions h2 {
  color: var(--text-color);
  margin-bottom: 1.5rem;
}

.actions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.action-card {
  background-color: var(--card-bg);
  padding: 2rem 1.5rem;
  border-radius: 10px;
  text-align: center;
  border: 2px solid #444;
  transition: all 0.3s;
  color: var(--text-color);
}

.action-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-5px);
  box-shadow: 0 5px 20px rgba(243, 156, 18, 0.2);
}

.action-card i {
  font-size: 3rem;
  color: var(--primary-color);
  margin-bottom: 1rem;
  display: block;
}

.action-card h3 {
  color: var(--text-color);
  margin-bottom: 0.5rem;
}

.action-card p {
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Admin Toolbar */
.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.5rem;
  gap: 1rem;
}

.search-input {
  flex: 1;
  max-width: 400px;
  padding: 0.8rem;
  border-radius: 5px;
  border: 1px solid #555;
  background-color: var(--card-bg);
  color: var(--text-color);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Admin Tables */
.admin-table {
  width: 100%;
  background-color: var(--card-bg);
  border-radius: 10px;
  overflow: hidden;
}

.admin-table thead {
  background-color: #1a1a1a;
}

.admin-table th,
.admin-table td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid #444;
}

.admin-table th {
  color: var(--primary-color);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 0.85rem;
}

.admin-table tbody tr {
  transition: background-color 0.2s;
}

.admin-table tbody tr:hover {
  background-color: #34495e;
}

.admin-table tbody tr:last-child td {
  border-bottom: none;
}

/* Badges */
.badge {
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: bold;
  text-transform: uppercase;
  display: inline-block;
}

.badge-success {
  background-color: var(--secondary-color);
  color: #fff;
}

.badge-muted {
  background-color: #95a5a6;
  color: #fff;
}

.badge-warning {
  background-color: #f39c12;
  color: #000;
}

.badge-danger {
  background-color: var(--danger-color);
  color: #fff;
}

/* Small Buttons */
.btn-small {
  padding: 0.4rem 0.8rem;
  font-size: 0.85rem;
  display: inline-block;
  border: none;
  border-radius: 5px;
  cursor: pointer;
  text-decoration: none;
  transition: opacity 0.3s;
}

.btn-small:hover {
  opacity: 0.8;
}

.btn-small i {
  margin-right: 0.3rem;
}

.btn-success {
  background-color: var(--secondary-color);
  color: #fff;
}

.btn-danger {
  background-color: var(--danger-color);
  color: #fff;
}

/* Admin Cards */
.admin-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  border: 1px solid #444;
  margin-bottom: 2rem;
}

.admin-card h3,
.admin-card h4 {
  color: var(--primary-color);
  margin-bottom: 1rem;
}

.admin-card i {
  margin-right: 0.5rem;
}

.admin-card hr {
  border: none;
  border-top: 1px solid #444;
  margin: 1.5rem 0;
}

/* Admin Content Grid */
.admin-content-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 2rem;
  margin-bottom: 2rem;
}

/* Stat List */
.stat-list {
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.stat-item {
  display: flex;
  justify-content: space-between;
  padding: 0.5rem 0;
  border-bottom: 1px solid #444;
}

.stat-item:last-child {
  border-bottom: none;
}

.stat-item .label {
  color: var(--text-muted);
}

.stat-item .value {
  color: var(--text-color);
  font-weight: 600;
}

/* Admin Sections */
.admin-section {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: 10px;
  margin-bottom: 2rem;
  border: 1px solid #444;
}

.admin-section h3 {
  color: var(--primary-color);
  margin-bottom: 1.5rem;
}

.admin-section i {
  margin-right: 0.5rem;
}

/* Admin Actions */
.admin-actions {
  display: flex;
  gap: 1rem;
  margin-top: 2rem;
}

/* Status Select */
.status-select {
  padding: 0.4rem 0.8rem;
  border-radius: 5px;
  border: 1px solid #555;
  background-color: #333;
  color: var(--text-color);
  font-size: 0.85rem;
  cursor: pointer;
}

.status-select:focus {
  outline: none;
  border-color: var(--primary-color);
}

/* Text Utilities */
.text-muted {
  color: var(--text-muted);
  font-style: italic;
}

/* Responsive Admin */
@media (max-width: 1024px) {
  .actions-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .admin-content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .actions-grid {
    grid-template-columns: 1fr;
  }

  .admin-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .search-input {
    max-width: 100%;
  }

  .admin-table {
    font-size: 0.85rem;
  }

  .admin-table th,
  .admin-table td {
    padding: 0.6rem;
  }
}