:root {
    /* Colors inspired by the mock-up */
    --bg-main: #fbfbf9;
    --sys-card-bg: #f6f5ef;
    --svc-online-bg: #ffffff;
    --svc-offline-bg: #f6f5ef;

    --text-main: #111827;
    --text-muted: #6b7280;
    --text-light: #9ca3af;

    --red-main: #f05252;
    --red-hover: #e02424;

    --green: #10b981;
    --green-bg: #ecfdf5;
    --red: #ef4444;
    --red-bg: #fef2f2;
    --yellow: #f59e0b;

    --border-color: #e5e7eb;
    --border-card: #f3f4f6;
}

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    padding: 30px 40px;
    min-height: 100vh;
}

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

/* ── HEADER ── */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 24px;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 40px;
}

.header-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.logo-dot {
    width: 16px;
    height: 16px;
    background-color: #ff9fb2;
    border-radius: 50%;
}

h1 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #8c8c8c;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 0.9rem;
    color: var(--text-muted);
}

.indicator-group {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 4px 12px;
    border-radius: 99px;
    font-weight: 500;
}

.ws-live {
    color: var(--green);
    border: 1px solid var(--green);
    background: var(--green-bg);
}

.ws-offline {
    color: var(--yellow);
    border: 1px solid var(--yellow);
}

.ws-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: currentColor;
    animation: pulse 1.5s infinite;
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.4;
    }
}

.refresh-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-muted);
    padding: 6px 14px;
    border-radius: 8px;
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s;
}

.refresh-btn:hover:not(:disabled) {
    background: #f3f4f6;
    color: var(--text-main);
}

/* ── SECTIONS ── */
.section {
    margin-bottom: 48px;
}

.section-title {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-muted);
    letter-spacing: 0.08em;
    margin-bottom: 20px;
}

/* ── SYSTEM STATUS ── */
.system-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

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

.stat-label {
    font-size: 0.95rem;
    color: var(--text-main);
    margin-bottom: 12px;
    font-weight: 500;
}

.stat-value {
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 16px;
}

.progress-bar {
    width: 100%;
    height: 4px;
    background: #e5e5e5;
    border-radius: 2px;
    margin-bottom: 12px;
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: 2px;
    transition: width 0.5s ease;
}

.progress-fill {
    background-color: var(--text-main);
}

.progress-fill.green {
    background-color: var(--green);
}

.progress-fill.red {
    background-color: var(--red);
}

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

.stat-status {
    font-size: 0.9rem;
    font-weight: 500;
    margin-top: 24px;
}

.status-ok {
    color: #d97706;
}

/* Warning color from mockup for "Some services offline" */
.status-warn {
    color: var(--yellow);
}

/* ── SERVICES ── */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 24px;
}

.service-card {
    background-color: var(--svc-online-bg);
    border-radius: 20px;
    padding: 28px;
    border: 1px solid var(--border-card);
    display: flex;
    flex-direction: column;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.02);
}

.card-offline {
    background-color: var(--svc-offline-bg);
    border: 1px solid var(--border-color);
    box-shadow: none;
}

.service-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.service-name {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--text-main);
}

.status-badge {
    padding: 4px 12px;
    border-radius: 99px;
    font-size: 0.8rem;
    font-weight: 500;
}

.status-online {
    color: var(--green);
    border: 1px solid var(--green);
    background-color: var(--green-bg);
}

.status-offline {
    color: var(--red);
    border: 1px solid var(--red);
    background-color: var(--red-bg);
}

.service-description {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
    margin-bottom: 16px;
    min-height: 44px;
    /* Align cards if description differs slightly */
}

.service-url {
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 24px;
    letter-spacing: 0.05em;
}

.service-metrics {
    background-color: var(--sys-card-bg);
    border-radius: 12px;
    padding: 16px 20px;
    display: flex;
    justify-content: space-between;
    margin-bottom: 24px;
    margin-top: auto;
    /* push to bottom */
}

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

.metric-label {
    font-size: 0.75rem;
    color: var(--text-muted);
    text-transform: uppercase;
    font-weight: 600;
}

.metric-value {
    font-size: 1.05rem;
    font-weight: 700;
    color: var(--text-main);
    display: flex;
    flex-direction: row;
    align-items: baseline;
    gap: 4px;
}

.metric-unit {
    display: inline;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.offline-message {
    color: var(--text-muted);
    font-size: 1.1rem;
    text-align: center;
    margin: 40px 0;
    margin-top: auto;
}

/* ── ACTIONS ── */
.service-actions {
    display: flex;
    gap: 12px;
    align-items: stretch;
}

.service-actions-center {
    display: flex;
    justify-content: center;
    align-items: center;
}

.btn {
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
    text-decoration: none;
    display: inline-flex;
    justify-content: center;
    align-items: center;
    padding: 12px 24px;
    border: none;
}

.btn-primary {
    background-color: var(--red-main);
    color: #ffffff;
    padding: 12px 32px;
    /* Wider open button */
    font-size: 1.1rem;
}

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

.btn-outline {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-main);
}

.btn-outline:hover {
    background-color: #f9fafb;
    border-color: #d1d5db;
}

.btn-icon {
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    width: 48px;
    padding: 0;
    font-size: 1.2rem;
}

.btn-icon:hover {
    background-color: #f9fafb;
}

.btn-full {
    padding: 14px 24px;
    font-size: 1rem;
    background-color: #ffffff;
    border: 1px solid var(--border-color);
    margin-bottom: 15px;
}

/* ── TOAST ── */
.toast {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 1000;
    padding: 16px 24px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.toast-success {
    background-color: var(--green-bg);
    color: var(--green);
    border: 1px solid var(--green);
}

.toast-error {
    background-color: var(--red-bg);
    color: var(--red);
    border: 1px solid var(--red);
}

/* ── DOCUMENTS ── */
.docs-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
}

.doc-item {
    background-color: var(--svc-online-bg);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 14px;
    cursor: pointer;
    transition: all 0.2s;
}

.doc-item:hover {
    border-color: #d1d5db;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.03);
    transform: translateY(-2px);
}

.doc-icon {
    font-size: 1.5rem;
}

.doc-title {
    font-weight: 600;
    color: var(--text-main);
    margin-bottom: 4px;
    font-size: 0.95rem;
}

.doc-desc {
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* ── MODAL ── */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(17, 24, 39, 0.4);
    backdrop-filter: blur(4px);
    z-index: 2000;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-content {
    background: #fff;
    border-radius: 16px;
    width: 100%;
    max-width: 800px;
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: 1.2rem;
    color: var(--text-main);
    font-weight: 600;
}

.modal-close {
    background: transparent;
    border: none;
    font-size: 1.2rem;
    color: var(--text-muted);
    cursor: pointer;
}

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

.modal-body {
    padding: 24px;
    overflow-y: auto;
}

.doc-loading {
    text-align: center;
    padding: 40px;
    color: var(--text-muted);
}

/* ── MARKDOWN BASIC STYLES ── */
.markdown-body {
    font-family: inherit;
    font-size: 0.95rem;
    line-height: 1.6;
    color: #333;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3 {
    margin-top: 1.5em;
    margin-bottom: 1em;
    font-weight: 600;
    color: #111;
}

.markdown-body h1 {
    font-size: 1.8em;
    border-bottom: 1px solid #eee;
    padding-bottom: 0.3em;
}

.markdown-body h2 {
    font-size: 1.4em;
}

.markdown-body p,
.markdown-body ul,
.markdown-body ol {
    margin-bottom: 1em;
}

.markdown-body code {
    background: #f6f8fa;
    padding: 0.2em 0.4em;
    border-radius: 3px;
    font-family: monospace;
}

.markdown-body pre {
    background: #f6f8fa;
    padding: 16px;
    border-radius: 8px;
    overflow-x: auto;
    margin-bottom: 1em;
}

.markdown-body pre code {
    background: transparent;
    padding: 0;
}

.markdown-body blockquote {
    border-left: 4px solid #dfe2e5;
    padding: 0 1em;
    color: #6a737d;
    margin-left: 0;
}

.markdown-body table {
    border-collapse: collapse;
    width: 100%;
    margin-bottom: 1em;
}

.markdown-body th,
.markdown-body td {
    border: 1px solid #dfe2e5;
    padding: 6px 13px;
}

footer {
    text-align: center;
    padding: 40px 0;
    color: var(--text-light);
    font-size: 0.85rem;
}

@media (max-width: 768px) {
    .system-grid {
        grid-template-columns: 1fr;
    }

    .services-grid {
        grid-template-columns: 1fr;
    }

    header {
        flex-direction: column;
        gap: 20px;
        align-items: flex-start;
    }
}