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

:root {
    --bg-main: #000000;
    --bg-card: #0a0a0a;
    --bg-hover: #151515;
    --border: #222222;
    --text: #ffffff;
    --text-muted: #888888;
    --accent: #00ff88;
    --accent-dim: #00cc6a;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Helvetica Neue", sans-serif;
    background: var(--bg-main);
    color: var(--text);
    min-height: 100vh;
    line-height: 1.6;
}

.admin-page {
    max-width: 1400px;
    margin: 0 auto;
}

/* Header */
.admin-header {
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    padding: 20px 24px;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

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

.btn-logout {
    background: transparent;
    border: 1px solid rgba(255, 107, 107, 0.5);
    color: rgba(255, 107, 107, 0.9);
    padding: 8px 20px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 500;
    transition: all 0.2s;
}

.btn-logout:hover {
    background: rgba(255, 107, 107, 0.1);
    border-color: #ff6b6b;
    color: #ff6b6b;
}

.btn-logout:active {
    transform: scale(0.98);
}

/* Main Content */
.admin-main {
    padding: 24px;
}

.section {
    margin-bottom: 32px;
}

.section-title {
    font-size: 1.25rem;
    font-weight: 600;
    margin-bottom: 16px;
    color: var(--text);
}

.subsection-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 24px 0 12px;
    color: var(--text-muted);
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 16px;
    margin-bottom: 32px;
}

.stat-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    transition: border-color 0.2s;
}

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

.stat-label {
    font-size: 0.85rem;
    color: var(--text-muted);
    margin-bottom: 8px;
}

.stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--accent);
}

/* Table */
.table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow: hidden;
}

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

.data-table thead {
    background: var(--bg-hover);
}

.data-table th,
.data-table td {
    padding: 14px 16px;
    text-align: left;
    border-bottom: 1px solid var(--border);
}

.data-table th {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.data-table td {
    font-size: 0.95rem;
}

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

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

.data-table .loading {
    text-align: center;
    color: var(--text-muted);
    padding: 24px;
}

/* Query Panel */
.query-panel {
    display: flex;
    gap: 12px;
    margin-bottom: 24px;
}

.input-address {
    flex: 1;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px 16px;
    color: var(--text);
    font-size: 0.95rem;
}

.input-address:focus {
    outline: none;
    border-color: var(--accent);
}

.input-address::placeholder {
    color: var(--text-muted);
}

.btn-query {
    background: var(--accent);
    color: var(--bg-main);
    border: none;
    padding: 12px 32px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
}

.btn-query:hover {
    background: var(--accent-dim);
}

.btn-query:active {
    transform: scale(0.98);
}

/* User Data Panel */
.user-data-panel {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 24px;
}

.user-stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px;
    margin-bottom: 24px;
}

.user-stat {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

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

.user-stat .value {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text);
    word-break: break-all;
}

/* Stake Records */
.stake-records {
    display: grid;
    gap: 12px;
}

.stake-record {
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 16px;
}

.stake-record-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

.stake-record-title {
    font-weight: 600;
    color: var(--accent);
}

.stake-badge {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 4px;
    font-weight: 600;
}

.stake-badge.active {
    background: rgba(0, 255, 136, 0.2);
    color: var(--accent);
}

.stake-badge.redeemed {
    background: rgba(136, 136, 136, 0.2);
    color: var(--text-muted);
}

.stake-record-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
    font-size: 0.9rem;
}

.stake-record-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stake-record-item .label {
    font-size: 0.8rem;
    color: var(--text-muted);
}

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

/* Referral List */
.referral-list {
    display: grid;
    gap: 8px;
}

.referral-item {
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 12px 16px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.9rem;
}

.referral-address {
    font-family: monospace;
    color: var(--accent);
}

/* Contract Info */
.contract-info {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    display: grid;
    gap: 16px;
}

.info-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--border);
}

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

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

.info-item .value {
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--text);
    word-break: break-all;
    text-align: right;
}

.contract-link {
    font-family: monospace;
    font-size: 0.9rem;
    color: var(--accent);
    text-decoration: none;
    transition: opacity 0.2s;
}

.contract-link:hover {
    opacity: 0.8;
}

/* Records Control */
.records-control {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 20px;
    margin-bottom: 16px;
}

.control-group {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.control-group label {
    display: flex;
    flex-direction: column;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.filter-select {
    background: var(--bg-hover);
    border: 1px solid var(--border);
    border-radius: 6px;
    padding: 8px 12px;
    color: var(--text);
    font-size: 0.9rem;
    cursor: pointer;
}

.filter-select:focus {
    outline: none;
    border-color: var(--accent);
}

.btn-load {
    background: var(--accent);
    color: var(--bg-main);
    border: none;
    padding: 12px 32px;
    border-radius: 6px;
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    width: 100%;
}

.btn-load:hover {
    background: var(--accent-dim);
}

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

/* Records Stats */
.records-stats {
    display: flex;
    gap: 24px;
    padding: 12px 16px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 6px;
    margin-bottom: 16px;
    font-size: 0.9rem;
    flex-wrap: wrap;
}

.records-stats strong {
    color: var(--accent);
    font-weight: 700;
}

/* Records Table Container */
.records-table-container {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 8px;
    overflow-x: auto;
    max-height: 600px;
    overflow-y: auto;
}

.records-table-container::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

.records-table-container::-webkit-scrollbar-track {
    background: var(--bg-hover);
}

.records-table-container::-webkit-scrollbar-thumb {
    background: var(--border);
    border-radius: 4px;
}

.records-table-container::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 16px;
    flex-wrap: wrap;
}

.page-btn {
    background: var(--bg-card);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.9rem;
    min-width: 40px;
    transition: all 0.2s;
}

.page-btn:hover {
    border-color: var(--accent);
    color: var(--accent);
}

.page-btn.active {
    background: var(--accent);
    color: var(--bg-main);
    border-color: var(--accent);
}

.page-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

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

/* No Data */
.no-data {
    text-align: center;
    padding: 32px;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Toast */
.toast {
    position: fixed;
    bottom: 24px;
    right: 24px;
    background: var(--bg-card);
    border: 1px solid var(--accent);
    color: var(--text);
    padding: 12px 20px;
    border-radius: 6px;
    font-size: 0.9rem;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s;
    z-index: 1000;
    max-width: 400px;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

/* Responsive */
@media (max-width: 768px) {
    .admin-main {
        padding: 16px;
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .query-panel {
        flex-direction: column;
    }

    .user-stats-grid {
        grid-template-columns: 1fr;
    }

    .stake-record-grid {
        grid-template-columns: 1fr;
    }

    .info-item {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .info-item .value {
        text-align: left;
    }

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

    .data-table th,
    .data-table td {
        padding: 10px 12px;
    }

    .control-group {
        grid-template-columns: 1fr;
    }
}