/* CSS Variables */
:root {
    --bg-primary: #000000;
    --bg-secondary: #1a1a1a;
    --bg-card: #1a1a1a;
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
    --border-color: #333333;
    --accent-purple: #8b5cf6;
    --accent-blue: #3b82f6;
    --accent-gradient: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
    --hover-bg: #2a2a2a;
    --error-color: #ef4444;
    --success-color: #10b981;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    min-height: 100vh;
    background-image: 
        radial-gradient(at 0% 0%, rgba(139, 92, 246, 0.1) 0px, transparent 50%),
        radial-gradient(at 100% 0%, rgba(59, 130, 246, 0.1) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(139, 92, 246, 0.1) 0px, transparent 50%),
        radial-gradient(at 0% 100%, rgba(59, 130, 246, 0.1) 0px, transparent 50%);
    line-height: 1.6;
}

/* Login Page */
.login-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.login-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
}

.login-card h1 {
    text-align: center;
    margin-bottom: 30px;
    font-size: 28px;
    font-weight: 600;
}

.login-card form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.login-card input[type="password"] {
    padding: 12px 16px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    font-size: 16px;
    transition: all 0.3s ease;
}

.login-card input[type="password"]:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(139, 92, 246, 0.1);
}

.login-card button {
    padding: 12px 24px;
    background: var(--accent-gradient);
    border: none;
    border-radius: 12px;
    color: white;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.login-card button:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(139, 92, 246, 0.4);
}

.error-message {
    background: rgba(239, 68, 68, 0.1);
    border: 1px solid var(--error-color);
    color: var(--error-color);
    padding: 12px;
    border-radius: 8px;
    margin-bottom: 20px;
    text-align: center;
}

/* Account Selection Page */
.account-selection {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.account-selection header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    flex-wrap: wrap;
    gap: 20px;
}

.account-selection header h1 {
    font-size: 32px;
    font-weight: 700;
}

.header-actions {
    display: flex;
    gap: 12px;
}

.btn-primary, .btn-secondary {
    padding: 10px 20px;
    border-radius: 12px;
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 14px;
}

.btn-primary {
    background: var(--accent-gradient);
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 20px rgba(139, 92, 246, 0.4);
}

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

.btn-secondary:hover {
    background: var(--hover-bg);
}

.account-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 24px;
}

.account-card, .status-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    text-decoration: none;
    color: var(--text-primary);
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.account-card:hover, .status-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent-purple);
    box-shadow: 0 10px 30px rgba(139, 92, 246, 0.2);
}

.account-card h2, .status-card h2 {
    font-size: 20px;
    font-weight: 600;
    margin: 0;
}

.account-card p {
    color: var(--text-secondary);
    font-size: 14px;
    margin: 0;
}

.card-action {
    color: var(--accent-purple);
    font-size: 14px;
    font-weight: 500;
    margin-top: auto;
}

/* Status Selection Page */
.status-selection {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.status-selection header {
    margin-bottom: 40px;
}

.back-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 14px;
    margin-bottom: 20px;
    display: inline-block;
    transition: color 0.3s ease;
}

.back-link:hover {
    color: var(--accent-purple);
}

.status-selection header h1 {
    font-size: 32px;
    font-weight: 700;
    margin: 10px 0;
}

.status-selection header p {
    color: var(--text-secondary);
}

.status-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 24px;
}

/* Orders Page */
.orders-page {
    max-width: 1400px;
    margin: 0 auto;
    padding: 40px 20px;
}

.orders-page header {
    margin-bottom: 30px;
}

.orders-page header h1 {
    font-size: 32px;
    font-weight: 700;
    margin: 10px 0;
}

.orders-page header p {
    color: var(--text-secondary);
    font-size: 16px;
}

.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 20px;
    overflow-x: auto;
    margin-bottom: 24px;
    position: relative;
    min-height: 400px;
}

.loading {
    display: none;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--text-secondary);
    font-size: 16px;
}

.loading.show {
    display: flex;
    align-items: center;
    gap: 12px;
}

.loading::before {
    content: '';
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top-color: var(--accent-purple);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

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

thead {
    background: var(--bg-primary);
}

th {
    padding: 12px;
    text-align: left;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border-color);
}

td {
    padding: 12px;
    border-bottom: 1px solid var(--border-color);
    font-size: 14px;
}

tbody tr {
    transition: background 0.2s ease;
}

tbody tr:hover {
    background: var(--hover-bg);
}

.product-img {
    width: 50px;
    height: 50px;
    object-fit: cover;
    border-radius: 8px;
}

table a {
    color: var(--accent-purple);
    text-decoration: none;
}

table a:hover {
    text-decoration: underline;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 20px;
    margin-top: 30px;
}

.pagination button {
    padding: 10px 20px;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 14px;
    transition: all 0.3s ease;
}

.pagination button:hover:not(:disabled) {
    background: var(--hover-bg);
    border-color: var(--accent-purple);
}

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

#page-info {
    color: var(--text-secondary);
    font-size: 14px;
}

/* Shipping Page */
.shipping-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
}

.shipping-page header {
    margin-bottom: 40px;
}

.shipping-page header h1 {
    font-size: 32px;
    font-weight: 700;
    margin: 10px 0;
}

.shipping-container {
    margin-top: 30px;
}

.shipping-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 24px;
}

.shipping-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
}

.shipping-card h2 {
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 16px;
}

.shipping-card .phone,
.shipping-card .address {
    color: var(--text-secondary);
    margin-bottom: 12px;
    font-size: 14px;
}

.map-link {
    display: inline-block;
    color: var(--accent-purple);
    text-decoration: none;
    margin-bottom: 16px;
    font-size: 14px;
}

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

.sms-template {
    margin-top: 16px;
}

.sms-template label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.sms-template textarea {
    width: 100%;
    padding: 12px;
    background: var(--bg-primary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
    resize: vertical;
    min-height: 80px;
    margin-bottom: 8px;
}

.copy-btn {
    padding: 6px 12px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 12px;
    transition: all 0.3s ease;
}

.copy-btn:hover {
    background: var(--hover-bg);
    border-color: var(--accent-purple);
}

.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
    .account-selection header,
    .status-selection header,
    .orders-page header {
        flex-direction: column;
        align-items: flex-start;
    }
    
    .account-grid,
    .status-grid,
    .shipping-grid {
        grid-template-columns: 1fr;
    }
    
    .table-container {
        overflow-x: scroll;
    }
    
    table {
        min-width: 1000px;
    }
}