:root {
    --blue-300: #60aaff;
    --blue-400: #3b8ef0;
    --blue-500: #1a6fd4;
    --sky-400: #22c1e8;

    --neutral-900: #0c0e12;
    --neutral-850: #111318;
    --neutral-800: #16191f;
    --neutral-750: #1c2028;
    --neutral-700: #232830;
    --neutral-600: #2e3440;
    --neutral-500: #3d4455;
    --neutral-400: #5a6378;
    --neutral-300: #7e8a9e;
    --neutral-200: #a8b2c3;
    --neutral-100: #d0d7e3;

    --success: #22c55e;
    --success-bg: rgba(34, 197, 94, 0.1);
    --danger: #ef4444;
    --danger-bg: rgba(239, 68, 68, 0.1);

    --font-sans: 'Geist', 'Inter', system-ui, sans-serif;
    --font-mono: 'Geist Mono', 'Fira Code', monospace;

    --topbar-h: 3rem;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --t: 150ms ease;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    display: flex;
    flex-direction: column;
    background: var(--neutral-900);
    color: var(--neutral-100);
    font-family: var(--font-sans);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

a {
    color: inherit;
    text-decoration: none;
}

::-webkit-scrollbar {
    width: 5px;
    height: 5px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--neutral-600);
    border-radius: 99px;
}

.topbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    height: var(--topbar-h);
    background: rgba(12, 14, 18, 0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.topbar__inner {
    max-width: 1360px;
    height: 100%;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
}

.topbar__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-mono);
    font-size: 17px;
    font-weight: 600;
    letter-spacing: 2px;
}

.topbar__brand-link {
    color: #fff;
    transition: color var(--t), opacity var(--t);
}

.topbar__brand-link:hover {
    color: var(--blue-300);
}

.topbar__brand-link--product {
    color: #fff;
}

.topbar__brand-link--root {
    color: #fff;
}

.topbar__brand-sep {
    color: var(--blue-400);
    opacity: 0.95;
    user-select: none;
}

.topbar__spacer {
    flex: 1;
}

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

.topbar__nav-link {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 2.25rem;
    padding: 0 0.875rem;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 500;
    color: var(--neutral-300);
    transition: color 180ms ease,
    background-color 180ms ease,
    opacity 180ms ease;
}

.topbar__nav-link::after {
    content: '';
    position: absolute;
    left: 0.875rem;
    right: 0.875rem;
    bottom: 0.1875rem;
    height: 2px;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--blue-500), var(--sky-400));
    opacity: 0;
    transform: scaleX(0.82);
    transform-origin: center;
    transition: opacity 180ms ease,
    transform 180ms ease;
}

.topbar__nav-link:hover {
    color: var(--neutral-200);
    background: rgba(255, 255, 255, 0.025);
}

.topbar__nav-link.active,
.topbar__nav-link[aria-current="page"] {
    color: #fff;
}

.topbar__nav-link.active::after,
.topbar__nav-link[aria-current="page"]::after {
    opacity: 1;
    transform: scaleX(1);
}

.topbar__nav-link.active:hover,
.topbar__nav-link[aria-current="page"]:hover {
    color: #fff;
    background: rgba(255, 255, 255, 0.015);
}

.page {
    flex: 1;
    max-width: 1360px;
    width: 100%;
    margin: 0 auto;
    padding: 36px 2rem 80px;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.table-section {
    background: var(--neutral-800);
    border: 1px solid var(--neutral-700);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.table-section__header {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 14px 18px;
    border-bottom: 1px solid var(--neutral-750);
    flex-wrap: wrap;
}

.table-section__title {
    font-size: 14px;
    font-weight: 600;
    color: var(--neutral-100);
    display: flex;
    align-items: center;
    gap: 8px;
}

.table-section__hint {
    margin-left: auto;
    font-size: 12px;
    color: var(--neutral-400);
    font-family: var(--font-mono);
}

.table-badge {
    font-size: 11px;
    font-weight: 500;
    font-family: var(--font-mono);
    background: var(--neutral-700);
    color: var(--neutral-300);
    padding: 2px 8px;
    border-radius: 99px;
}

.table-section__controls {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-left: auto;
}

.search-input {
    background: var(--neutral-750);
    border: 1px solid var(--neutral-700);
    border-radius: var(--radius-sm);
    color: var(--neutral-100);
    padding: 6px 12px;
    font-family: var(--font-sans);
    font-size: 13px;
    outline: none;
    width: 180px;
    transition: border-color var(--t), width var(--t);
}

.search-input:focus {
    border-color: var(--blue-400);
    width: 220px;
}

.search-input::placeholder {
    color: var(--neutral-500);
}

.page-size-toggle {
    display: flex;
    gap: 2px;
    background: var(--neutral-750);
    border: 1px solid var(--neutral-700);
    border-radius: var(--radius-sm);
    padding: 3px;
}

.psz-btn {
    padding: 3px 10px;
    border-radius: 4px;
    border: none;
    background: transparent;
    color: var(--neutral-400);
    font-family: var(--font-mono);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--t);
}

.psz-btn.active {
    background: var(--blue-500);
    color: #fff;
}

.psz-btn:hover:not(.active) {
    color: var(--neutral-100);
}

.table-wrap {
    overflow-x: auto;
    overflow-y: auto;
    max-height: 900px;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
}

.data-table thead th {
    position: sticky;
    top: 0;
    z-index: 10;
    background: var(--neutral-800);
    padding: 9px 14px;
    text-align: left;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.8px;
    color: var(--neutral-300);
    text-transform: uppercase;
    border-bottom: 1px solid var(--neutral-700);
    white-space: nowrap;
}

.data-table thead th.col-msgs {
    text-align: right;
}

.data-table tbody tr {
    transition: background var(--t);
}

.data-table tbody tr:hover td {
    background: var(--neutral-750);
}

.data-table td {
    padding: 0.625rem 0.875rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.04);
    vertical-align: middle;
    white-space: nowrap;
}

.table-empty td {
    text-align: center;
    color: var(--neutral-500);
    padding: 48px;
    font-size: 13px;
}

.col-rank {
    width: 50px;
    color: var(--neutral-500);
    font-family: var(--font-mono);
    font-size: 12px;
}

.col-user {
    min-width: 10rem;
}

.col-msgs {
    width: 7rem;
    text-align: right;
    font-family: var(--font-mono);
    font-variant-numeric: tabular-nums;
}

.col-bar {
    width: 140px;
}

.col-pct {
    width: 80px;
    text-align: right;
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--neutral-400);
}

.user-link {
    color: var(--neutral-100);
    font-weight: 500;
    letter-spacing: 0.4px;
    transition: color var(--t);
}

.user-link:hover {
    color: var(--blue-300);
}

.msg-bar {
    height: 3px;
    background: var(--neutral-700);
    border-radius: 99px;
    overflow: hidden;
}

.msg-bar__fill {
    height: 100%;
    background: linear-gradient(90deg, var(--blue-500), var(--sky-400));
    border-radius: 99px;
    transition: width 400ms ease;
}

.table-footer {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    border-top: 1px solid var(--neutral-750);
    flex-wrap: wrap;
}

.pagination {
    display: flex;
    align-items: center;
    gap: 3px;
}

.pg-btn {
    min-width: 30px;
    height: 28px;
    padding: 0 8px;
    background: transparent;
    border: 1px solid var(--neutral-700);
    border-radius: var(--radius-sm);
    color: var(--neutral-400);
    font-family: var(--font-mono);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--t);
    display: flex;
    align-items: center;
    justify-content: center;
}

.pg-btn:hover:not(:disabled):not(.active) {
    border-color: var(--blue-400);
    color: var(--blue-300);
}

.pg-btn.active {
    background: var(--blue-500);
    border-color: var(--blue-500);
    color: #fff;
    font-weight: 600;
}

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

.pg-dots {
    color: var(--neutral-600);
    font-size: 12px;
    padding: 0 2px;
}

.load-more {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 10px;
}

.load-more__btn {
    padding: 5px 14px;
    background: transparent;
    border: 1px solid var(--neutral-600);
    border-radius: var(--radius-sm);
    color: var(--neutral-300);
    font-family: var(--font-mono);
    font-size: 12px;
    cursor: pointer;
    transition: all var(--t);
}

.load-more__btn:hover {
    border-color: var(--blue-400);
    color: var(--blue-300);
}

.load-more__btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
}

.load-more__hint {
    font-size: 11px;
    color: var(--neutral-500);
    font-family: var(--font-mono);
}

.footer {
    border-top: 1px solid var(--neutral-750);
    margin-top: 0;
}

.footer__inner {
    max-width: 1360px;
    margin: 0 auto;
    padding: 20px 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.footer__copy {
    color: var(--neutral-400);
    font-size: 0.75rem;
}

.footer__links {
    display: flex;
    gap: 2rem;
}

.footer__link {
    color: var(--neutral-400);
    font-size: 0.75rem;
    text-decoration: none;
    transition: color var(--t);
}

.footer__link:hover {
    color: var(--neutral-300);
}

.global-loader {
    position: fixed;
    inset: 0;
    z-index: 1000;
    background: var(--neutral-900);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: opacity 300ms ease;
}

.global-loader.hidden {
    opacity: 0;
    pointer-events: none;
}

.global-loader__spinner {
    width: 32px;
    height: 32px;
    border: 2px solid var(--neutral-700);
    border-top-color: var(--blue-400);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

.announce-bar {
    width: 100%;
    background: var(--blue-500);
    color: #fff;
    text-align: center;
    padding: 10px 20px;
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.2px;
}

@media (max-width: 700px) {
    .page {
        padding: 20px 1rem 60px;
        gap: 0.5rem;
    }

    .topbar__inner {
        padding: 0 1rem;
    }

    .topbar__brand {
        gap: 0.5rem;
        letter-spacing: 1.5px;
    }

    .table-section__controls {
        width: 100%;
    }

    .search-input {
        flex: 1;
        width: auto;
    }

    .footer__inner {
        padding: 16px 1rem;
        gap: 0.75rem;
    }
}

@media (max-width: 600px) {
    .col-bar {
        display: none;
    }
}

@media (max-width: 450px) {
    .col-pct {
        display: none;
    }
}