/* SurfScan Admin Portal - Dark Theme */
:root {
    /* Waveriders Brand Colors */
    --surfscan-primary: #00c853;
    --surfscan-primary-hover: #00a844;
    --surfscan-success: #00c853;
    --surfscan-danger: #dc3545;
    --surfscan-warning: #f39c12;

    /* Dark Theme Backgrounds */
    --surfscan-bg-darkest: #121212;
    --surfscan-bg-elevated: #1e1e1e;
    --surfscan-bg-card: #212121;

    /* Text Colors */
    --surfscan-text-primary: #ffffff;
    --surfscan-text-secondary: #b0b0b0;
    --surfscan-text-muted: #9e9e9e;

    /* Borders & Dividers */
    --surfscan-border: #333333;
    --surfscan-border-light: #2a2a2a;

    /* Shadows */
    --shadow: 0 2px 4px rgba(0,0,0,0.3);
    --shadow-lg: 0 4px 12px rgba(0,0,0,0.5);
    --radius: 8px;
    --radius-sm: 4px;
}

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

body {
    font-family: 'Instrument Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--surfscan-bg-darkest);
    color: var(--surfscan-text-primary);
    line-height: 1.5;
}

/* Header */
.header {
    background: var(--surfscan-bg-elevated);
    color: var(--surfscan-text-primary);
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: var(--shadow);
    border-bottom: 2px solid var(--surfscan-primary);
}

.header h1 {
    font-size: 1.5rem;
    font-weight: 600;
}

.header-user {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.header-user span {
    font-size: 0.875rem;
    color: var(--surfscan-text-secondary);
}

/* Navigation */
.nav {
    background: var(--surfscan-bg-card);
    padding: 0 2rem;
    display: flex;
    gap: 0.5rem;
    border-bottom: 1px solid var(--surfscan-border);
    box-shadow: var(--shadow);
}

.nav-btn {
    padding: 1rem 1.5rem;
    border: none;
    background: none;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--surfscan-text-secondary);
    cursor: pointer;
    border-bottom: 3px solid transparent;
    transition: all 0.2s;
}

.nav-btn:hover {
    color: var(--surfscan-primary);
}

.nav-btn.active {
    color: var(--surfscan-primary);
    border-bottom-color: var(--surfscan-primary);
}

.nav-btn.admin-only {
    border-left: 2px solid var(--surfscan-warning);
    margin-left: auto;
}

/* Main content */
.main {
    padding: 2rem;
    max-width: 1400px;
    margin: 0 auto;
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

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

.tab-header h2 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--surfscan-text-primary);
}

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

/* Buttons */
.btn {
    padding: 0.5rem 1rem;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--surfscan-primary);
    color: var(--surfscan-bg-darkest);
}

.btn-primary:hover {
    background: var(--surfscan-primary-hover);
}

.btn-secondary {
    background: var(--surfscan-bg-card);
    color: var(--surfscan-text-primary);
    border: 1px solid var(--surfscan-border);
}

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

.btn-danger {
    background: var(--surfscan-danger);
    color: var(--surfscan-text-primary);
}

.btn-success {
    background: var(--surfscan-success);
    color: var(--surfscan-bg-darkest);
}

.btn-sm {
    padding: 0.25rem 0.5rem;
    font-size: 0.75rem;
}

.btn-lg {
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Cards */
.card-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 1rem;
}

.card {
    background: var(--surfscan-bg-card);
    border-radius: var(--radius);
    padding: 1.25rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--surfscan-border);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 0.75rem;
}

.card-title {
    font-weight: 600;
    font-size: 1rem;
    color: var(--surfscan-text-primary);
}

.card-status {
    font-size: 0.75rem;
    padding: 0.125rem 0.5rem;
    border-radius: var(--radius-sm);
    border: 1px solid;
}

.card-status.active,
.card-status.licensed,
.card-status.approved,
.card-status.fulfilled {
    background: rgba(0, 200, 83, 0.2);
    color: var(--surfscan-success);
    border-color: var(--surfscan-success);
}

.card-status.pending {
    background: rgba(243, 156, 18, 0.2);
    color: var(--surfscan-warning);
    border-color: var(--surfscan-warning);
}

.card-status.inactive,
.card-status.unlicensed,
.card-status.rejected {
    background: rgba(220, 53, 69, 0.2);
    color: var(--surfscan-danger);
    border-color: var(--surfscan-danger);
}

.card-status.trial {
    background: rgba(158, 158, 158, 0.2);
    color: var(--surfscan-text-muted);
    border-color: var(--surfscan-border);
}

.card-meta {
    font-size: 0.8125rem;
    color: var(--surfscan-text-secondary);
    margin-bottom: 0.5rem;
}

.card-stats {
    display: flex;
    gap: 1rem;
    font-size: 0.8125rem;
    color: var(--surfscan-text-secondary);
    margin-top: 0.75rem;
    padding-top: 0.75rem;
    border-top: 1px solid var(--surfscan-border-light);
}

.card-actions {
    display: flex;
    gap: 0.5rem;
    margin-top: 1rem;
}

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

.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 0.25rem;
    color: var(--surfscan-text-primary);
}

.form-input, .select {
    width: 100%;
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--surfscan-border);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    background: var(--surfscan-bg-elevated);
    color: var(--surfscan-text-primary);
}

.form-input:focus, .select:focus {
    outline: none;
    border-color: var(--surfscan-primary);
    box-shadow: 0 0 0 2px rgba(0, 200, 83, 0.2);
}

.form-input.error {
    border-color: var(--surfscan-danger);
}

.form-help {
    font-size: 0.75rem;
    color: var(--surfscan-text-muted);
    margin-top: 0.25rem;
}

.form-error {
    font-size: 0.75rem;
    color: var(--surfscan-danger);
    margin-top: 0.25rem;
}

.select {
    cursor: pointer;
}

/* Tables */
.table-container {
    background: var(--surfscan-bg-card);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    border: 1px solid var(--surfscan-border);
}

.table {
    width: 100%;
    border-collapse: collapse;
}

.table th, .table td {
    padding: 0.75rem 1rem;
    text-align: left;
    border-bottom: 1px solid var(--surfscan-border-light);
}

.table th {
    background: var(--surfscan-bg-elevated);
    font-weight: 600;
    font-size: 0.8125rem;
    color: var(--surfscan-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.table td {
    font-size: 0.875rem;
    color: var(--surfscan-text-primary);
}

.table tr:hover {
    background: rgba(0, 200, 83, 0.05);
}

/* Status grid */
.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
}

.status-card {
    background: var(--surfscan-bg-card);
    border-radius: var(--radius);
    padding: 1.5rem;
    box-shadow: var(--shadow);
    border: 1px solid var(--surfscan-border);
}

.status-card h3 {
    font-size: 0.8125rem;
    color: var(--surfscan-text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.5rem;
}

.status-value {
    font-size: 2rem;
    font-weight: 600;
    color: var(--surfscan-text-primary);
}

.status-value.success {
    color: var(--surfscan-success);
}

.status-value.warning {
    color: var(--surfscan-warning);
}

.status-value.error {
    color: var(--surfscan-danger);
}

/* Auth container */
.auth-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.auth-box {
    background: var(--surfscan-bg-card);
    border-radius: var(--radius);
    padding: 2rem;
    width: 100%;
    max-width: 400px;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--surfscan-border);
}

.auth-box h1 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    text-align: center;
}

.auth-box p {
    color: var(--surfscan-text-secondary);
    font-size: 0.875rem;
    text-align: center;
    margin-bottom: 1.5rem;
}

.auth-divider {
    text-align: center;
    margin: 1rem 0;
    color: var(--surfscan-text-muted);
    font-size: 0.875rem;
}

.auth-link {
    color: var(--surfscan-primary);
    text-decoration: none;
    cursor: pointer;
}

.auth-link:hover {
    text-decoration: underline;
}

/* Empty state */
.empty-state {
    text-align: center;
    padding: 3rem;
    color: var(--surfscan-text-secondary);
}

.empty-state h3 {
    margin-bottom: 0.5rem;
    color: var(--surfscan-text-primary);
}

/* Device ID display */
.device-id {
    font-family: 'Monaco', 'Menlo', monospace;
    background: var(--surfscan-bg-elevated);
    padding: 0.25rem 0.5rem;
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    letter-spacing: 0.5px;
}

.device-id-large {
    font-size: 1.25rem;
    padding: 0.5rem 1rem;
    display: inline-block;
}

/* License key display */
.license-key {
    font-family: 'Monaco', 'Menlo', monospace;
    background: var(--surfscan-bg-elevated);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    word-break: break-all;
    border: 1px solid var(--surfscan-border);
    margin: 1rem 0;
}

/* Modal */
.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal.hidden {
    display: none;
}

.modal-content {
    background: var(--surfscan-bg-card);
    border-radius: var(--radius);
    width: 100%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--surfscan-border);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--surfscan-border);
}

.modal-header h3 {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--surfscan-text-primary);
}

.modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--surfscan-text-secondary);
}

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

.modal-body {
    padding: 1.5rem;
}

/* Toast notifications */
.toast-container {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 1001;
}

.toast {
    background: var(--surfscan-bg-card);
    color: var(--surfscan-text-primary);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-top: 0.5rem;
    box-shadow: var(--shadow-lg);
    animation: slideIn 0.3s ease;
    border: 1px solid var(--surfscan-border);
}

.toast.success {
    background: rgba(0, 200, 83, 0.2);
    color: var(--surfscan-success);
    border-color: var(--surfscan-success);
}

.toast.error {
    background: rgba(220, 53, 69, 0.2);
    color: var(--surfscan-danger);
    border-color: var(--surfscan-danger);
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* Loading state */
.loading {
    color: var(--surfscan-text-secondary);
    font-style: italic;
}

/* Spinner */
.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--surfscan-border);
    border-radius: 50%;
    border-top-color: var(--surfscan-primary);
    animation: spin 1s ease-in-out infinite;
}

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

/* Scrollbar styling */
::-webkit-scrollbar {
    width: 12px;
    height: 12px;
}

::-webkit-scrollbar-track {
    background: var(--surfscan-bg-elevated);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb {
    background: var(--surfscan-border);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--surfscan-primary);
}

/* Utility */
.hidden {
    display: none !important;
}

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

.text-sm {
    font-size: 0.8125rem;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mr-1 { margin-right: 0.5rem; }
.ml-1 { margin-left: 0.5rem; }