/* Root Variables */
:root {
  --primary: #0070f3;
  --primary-dark: #0050b3;
  --primary-light: #3291ff;
  --danger: #f43f5e;
  --danger-dark: #be123c;

  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;

  --dark-bg: #030712;
  --dark-bg-secondary: #111827;
  --dark-bg-tertiary: #1f2937;
  --dark-border: #374151;

  --text-light: #f9fafb;
  --text-light-secondary: #9ca3af;

  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.2), 0 10px 10px -5px rgba(0, 0, 0, 0.1);

  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;

  --transition: 0.2s ease-in-out;
  --font-sans: "Inter", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell,
    "Open Sans", "Helvetica Neue", sans-serif;
  --header-height: 4.5rem;
  --container-max-width: 1280px;
}

/* Base Reset */
*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  line-height: 1.6;
  color: var(--text-light);
  background-color: var(--dark-bg);
  transition: opacity var(--transition);
}

body.loading {
  opacity: 0;
}

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

/* Containers */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  z-index: 100;
  background-color: rgba(17, 24, 39, 0.8);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--dark-border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--text-light);
}
.logo:hover {
  color: var(--text-light);
}
.logo-icon {
  width: 1.75rem;
  height: 1.75rem;
  color: var(--primary);
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* Typography */
h2 {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
}
h3 {
  font-size: 1.25rem;
  font-weight: 600;
}
p {
  color: var(--text-light-secondary);
  margin-bottom: 1rem;
}
p:last-child {
  margin-bottom: 0;
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.625rem 1.25rem;
  font-weight: 500;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  cursor: pointer;
  border: 1px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: white;
  border-color: var(--primary);
}
.btn-primary:hover {
  background-color: var(--primary-dark);
  border-color: var(--primary-dark);
}

.btn-outline {
  background-color: transparent;
  border-color: var(--dark-border);
  color: var(--text-light);
}
.btn-outline:hover {
  background-color: var(--dark-bg-tertiary);
  border-color: var(--gray-600);
}

.btn-danger {
  background-color: var(--danger);
  color: white;
  border-color: var(--danger);
}
.btn-danger:hover {
  background-color: var(--danger-dark);
  border-color: var(--danger-dark);
}

.btn-icon {
  padding: 0.5rem;
  background-color: transparent;
  border-color: transparent;
  color: var(--text-light-secondary);
}
.btn-icon:hover {
  background-color: var(--dark-bg-tertiary);
  color: var(--text-light);
}
.btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Forms & Inputs */
.form-group {
  margin-bottom: 1.25rem;
}
label {
  display: block;
  margin-bottom: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-light-secondary);
}
input[type="text"],
input[type="password"],
input[type="email"] {
  width: 100%;
  padding: 0.75rem 1rem;
  background-color: var(--dark-bg);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-md);
  color: var(--text-light);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 112, 243, 0.2);
}
.input-group {
  display: flex;
  gap: 0.5rem;
}
.input-group input {
  flex-grow: 1;
}

/* Auth Page */
.auth-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  min-height: 100vh;
  padding: 2rem 1rem;
}
.auth-box {
  width: 100%;
  max-width: 420px;
  background-color: var(--dark-bg-secondary);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  box-shadow: var(--shadow-lg);
}
.auth-box h2 {
  text-align: center;
  margin-bottom: 2rem;
}
.status {
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.9rem;
  padding: 0.75rem;
  border-radius: var(--radius-md);
  min-height: 2.5rem;
}
.bottom-text {
  text-align: center;
  margin-top: 1.5rem;
}
.toggle-register {
  color: var(--primary-light);
  cursor: pointer;
  font-size: 0.9rem;
}
#reg-key-group {
  display: none;
}

/* Dashboard */
.dashboard-container {
  padding: calc(var(--header-height) + 2rem) 0;
  min-height: 100vh;
}
.dashboard-welcome {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--dark-border);
}
.dashboard-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 1.5rem;
  align-items: start;
}
.side-cards {
  display: grid;
  gap: 1.5rem;
}

/* Cards */
.dashboard-card,
.admin-card {
  background-color: var(--dark-bg-secondary);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}
.dashboard-card h3,
.admin-card h3 {
  margin-bottom: 0.5rem;
}
.dashboard-card p,
.admin-card p {
  font-size: 0.9rem;
  margin-bottom: 1.5rem;
}

.earnings-card .stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  margin: 1.5rem 0;
  text-align: center;
}
.stat-label {
  font-size: 0.8rem !important;
  margin-bottom: 0.25rem !important;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.stat-value {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-light);
}
.email-display {
  color: var(--text-light);
  font-size: 1rem;
}

/* Admin Panel */
.admin-panel {
  display: none;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--dark-border);
}
.key-output {
  margin: 1.5rem 0;
  padding: 1rem;
  background-color: var(--dark-bg);
  border-radius: var(--radius-md);
  font-family: monospace;
  word-break: break-all;
  min-height: 4rem;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  color: var(--text-light-secondary);
}
.key-actions {
  display: flex;
  gap: 1rem;
}

/* Modal */
.modal-backdrop {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  z-index: 9999;
  justify-content: center;
  align-items: center;
  padding: 1rem;
  opacity: 0;
  transition: opacity var(--transition);
}
.modal-backdrop.active {
  opacity: 1;
}
.modal-box {
  position: relative;
  background-color: var(--dark-bg-secondary);
  border: 1px solid var(--dark-border);
  border-radius: var(--radius-lg);
  width: 100%;
  max-height: 90vh;
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  transform: scale(0.95);
  transition: transform var(--transition);
}
.modal-backdrop.active .modal-box {
  transform: scale(1);
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--dark-border);
  flex-shrink: 0;
}
.modal-close {
  font-size: 1.5rem;
  color: var(--text-light-secondary);
  cursor: pointer;
  background: none;
  border: none;
  line-height: 1;
}
.modal-close:hover {
  color: var(--text-light);
}
.modal-body {
  padding: 1.5rem;
  overflow-y: auto;
}

/* Table */
.table-container {
  overflow-x: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}
th,
td {
  padding: 0.75rem 1rem;
  text-align: left;
  border-bottom: 1px solid var(--dark-border);
  white-space: nowrap;
}
thead {
  background-color: var(--dark-bg-tertiary);
}
tbody tr:hover {
  background-color: var(--dark-bg-tertiary);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--dark-border);
}

/* Utility */
.hidden {
  display: none !important;
}
#adminKeyButton,
#accountMenu,
#partnerLink {
  display: none;
} /* Controlled by JS */

/* Responsive */
@media (max-width: 992px) {
  .dashboard-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .admin-panel {
    grid-template-columns: 1fr;
  }
  .earnings-card .stats-grid {
    grid-template-columns: 1fr;
    text-align: left;
    gap: 1.5rem;
  }
  .header-actions .btn-outline {
    display: none;
  }
}