/* =============================================
   DeepSeek Chat Status Monitor v3.3
   Professional Status Dashboard
   ============================================= */

/* ── CSS Variables ── */
.dcsp-monitor {
    --dcsp-bg: #ffffff;
    --dcsp-bg-subtle: #f8fafc;
    --dcsp-bg-card: #ffffff;
    --dcsp-bg-metric: #f1f5f9;
    --dcsp-border: #e2e8f0;
    --dcsp-border-light: #f1f5f9;
    --dcsp-text: #0f172a;
    --dcsp-text-secondary: #475569;
    --dcsp-text-muted: #94a3b8;
    --dcsp-header-bg: linear-gradient(145deg, #0f172a 0%, #1e293b 50%, #0f172a 100%);
    --dcsp-header-text: #f1f5f9;
    --dcsp-green: #10b981;
    --dcsp-green-bg: #ecfdf5;
    --dcsp-green-text: #059669;
    --dcsp-red: #ef4444;
    --dcsp-red-bg: #fef2f2;
    --dcsp-red-text: #dc2626;
    --dcsp-amber: #f59e0b;
    --dcsp-amber-bg: #fffbeb;
    --dcsp-amber-text: #d97706;
    --dcsp-blue: #3b82f6;
    --dcsp-radius: 14px;
    --dcsp-shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
    --dcsp-shadow-lg: 0 10px 25px rgba(0,0,0,0.06), 0 4px 10px rgba(0,0,0,0.04);
}

/* ── Dark Mode ── */
.dcsp--dark {
    --dcsp-bg: #0f172a;
    --dcsp-bg-subtle: #1e293b;
    --dcsp-bg-card: #1e293b;
    --dcsp-bg-metric: #0f172a;
    --dcsp-border: #334155;
    --dcsp-border-light: #1e293b;
    --dcsp-text: #f1f5f9;
    --dcsp-text-secondary: #94a3b8;
    --dcsp-text-muted: #64748b;
    --dcsp-header-bg: linear-gradient(145deg, #020617 0%, #0f172a 50%, #020617 100%);
    --dcsp-header-text: #f1f5f9;
    --dcsp-green-bg: rgba(16,185,129,0.1);
    --dcsp-green-text: #34d399;
    --dcsp-red-bg: rgba(239,68,68,0.1);
    --dcsp-red-text: #f87171;
    --dcsp-amber-bg: rgba(245,158,11,0.1);
    --dcsp-amber-text: #fbbf24;
    --dcsp-shadow: 0 1px 3px rgba(0,0,0,0.3);
    --dcsp-shadow-lg: 0 10px 25px rgba(0,0,0,0.4);
}

@media (prefers-color-scheme: dark) {
    .dcsp--auto {
        --dcsp-bg: #0f172a;
        --dcsp-bg-subtle: #1e293b;
        --dcsp-bg-card: #1e293b;
        --dcsp-bg-metric: #0f172a;
        --dcsp-border: #334155;
        --dcsp-border-light: #1e293b;
        --dcsp-text: #f1f5f9;
        --dcsp-text-secondary: #94a3b8;
        --dcsp-text-muted: #64748b;
        --dcsp-header-bg: linear-gradient(145deg, #020617 0%, #0f172a 50%, #020617 100%);
        --dcsp-header-text: #f1f5f9;
        --dcsp-green-bg: rgba(16,185,129,0.1);
        --dcsp-green-text: #34d399;
        --dcsp-red-bg: rgba(239,68,68,0.1);
        --dcsp-red-text: #f87171;
        --dcsp-amber-bg: rgba(245,158,11,0.1);
        --dcsp-amber-text: #fbbf24;
        --dcsp-shadow: 0 1px 3px rgba(0,0,0,0.3);
        --dcsp-shadow-lg: 0 10px 25px rgba(0,0,0,0.4);
    }
}

/* ── SVG Protection ── */
.dcsp-monitor svg {
    width: initial;
    height: initial;
    max-width: none;
    fill: none;
}

/* ── Reset & Container ── */
.dcsp-monitor {
    max-width: 780px;
    margin: 32px auto;
    font-family: 'DM Sans', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    color: var(--dcsp-text);
    line-height: 1.5;
    border-radius: var(--dcsp-radius);
    box-shadow: var(--dcsp-shadow-lg);
    overflow: hidden;
    background: var(--dcsp-bg);
    border: 1px solid var(--dcsp-border);
}

.dcsp-monitor *, .dcsp-monitor *::before, .dcsp-monitor *::after {
    box-sizing: border-box;
}

/* ── Header ── */
.dcsp-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 28px;
    background: var(--dcsp-header-bg);
    gap: 16px;
    position: relative;
    overflow: hidden;
}

.dcsp-header::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(59,130,246,0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.dcsp-header::after {
    content: '';
    position: absolute;
    bottom: -60%;
    left: -10%;
    width: 200px;
    height: 200px;
    background: radial-gradient(circle, rgba(249,115,22,0.06) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.dcsp-header-left {
    display: flex;
    align-items: center;
    gap: 14px;
    position: relative;
    z-index: 1;
}

.dcsp-header-icon {
    width: 46px;
    height: 46px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 12px;
    color: var(--dcsp-blue);
    flex-shrink: 0;
    backdrop-filter: blur(8px);
}

.dcsp-title {
    margin: 0;
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--dcsp-header-text);
    letter-spacing: -0.02em;
}

.dcsp-subtitle {
    margin: 3px 0 0;
    font-size: 0.78rem;
    color: #64748b;
    font-weight: 400;
}

/* ── Global Status ── */
.dcsp-global {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    border-radius: 100px;
    font-size: 0.8rem;
    font-weight: 600;
    white-space: nowrap;
    transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    z-index: 1;
}

.dcsp-global-icon {
    display: flex;
    align-items: center;
}

.dcsp-global--online {
    background: rgba(16,185,129,0.15);
    color: #4ade80;
    border: 1px solid rgba(16,185,129,0.2);
}

.dcsp-global--partial {
    background: rgba(245,158,11,0.15);
    color: #fbbf24;
    border: 1px solid rgba(245,158,11,0.2);
}

.dcsp-global--offline {
    background: rgba(239,68,68,0.15);
    color: #f87171;
    border: 1px solid rgba(239,68,68,0.2);
}

.dcsp-global--checking {
    background: rgba(59,130,246,0.12);
    color: #93c5fd;
    border: 1px solid rgba(59,130,246,0.18);
}

.dcsp-global--pending {
    background: rgba(148,163,184,0.12);
    color: #94a3b8;
    border: 1px solid rgba(148,163,184,0.18);
}

/* ── Services Grid ── */
.dcsp-services {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    background: var(--dcsp-bg);
}

/* ── Service Card ── */
.dcsp-card {
    padding: 24px;
    border-bottom: 1px solid var(--dcsp-border);
    transition: background 0.25s ease;
    position: relative;
}

.dcsp-card:first-child {
    border-right: 1px solid var(--dcsp-border);
}

.dcsp-card:hover {
    background: var(--dcsp-bg-subtle);
}

/* Card Header */
.dcsp-card-head {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 18px;
}

.dcsp-card-icon {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 11px;
    background: color-mix(in srgb, var(--accent) 10%, transparent);
    color: var(--accent);
    flex-shrink: 0;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.dcsp-card:hover .dcsp-card-icon {
    transform: scale(1.05);
    box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 20%, transparent);
}

.dcsp-card-info {
    flex: 1;
    min-width: 0;
}

.dcsp-card-name {
    margin: 0 0 2px;
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--dcsp-text);
    letter-spacing: -0.01em;
}

.dcsp-card-provider {
    font-size: 0.72rem;
    color: var(--dcsp-text-muted);
    font-weight: 500;
}

/* Badge */
.dcsp-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 100px;
    font-size: 0.68rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.dcsp-badge-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    flex-shrink: 0;
}

.dcsp-badge--online {
    background: var(--dcsp-green-bg);
    color: var(--dcsp-green-text);
}
.dcsp-badge--online .dcsp-badge-dot {
    background: var(--dcsp-green);
    box-shadow: 0 0 0 3px rgba(16,185,129,0.15);
    animation: dcsp-pulse 2.5s ease-in-out infinite;
}

.dcsp-badge--offline {
    background: var(--dcsp-red-bg);
    color: var(--dcsp-red-text);
}
.dcsp-badge--offline .dcsp-badge-dot {
    background: var(--dcsp-red);
    box-shadow: 0 0 0 3px rgba(239,68,68,0.15);
}

.dcsp-badge--checking {
    background: var(--dcsp-bg-metric);
    color: var(--dcsp-text-secondary);
    border: 1px solid var(--dcsp-border);
}
.dcsp-badge--checking .dcsp-badge-dot {
    background: var(--dcsp-blue);
    box-shadow: 0 0 0 3px rgba(59,130,246,0.15);
    animation: dcsp-pulse-blue 2s ease-in-out infinite;
}

.dcsp-badge--pending {
    background: var(--dcsp-bg-metric);
    color: var(--dcsp-text-secondary);
    border: 1px solid var(--dcsp-border);
}
.dcsp-badge--pending .dcsp-badge-dot {
    background: var(--dcsp-text-muted);
    box-shadow: 0 0 0 3px rgba(148,163,184,0.15);
}

/* Performance Grade */
.dcsp-grade-row {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
    padding: 12px 14px;
    background: var(--dcsp-bg-metric);
    border-radius: 10px;
    border: 1px solid var(--dcsp-border-light);
}

.dcsp-grade {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 10px;
    flex-shrink: 0;
    transition: all 0.3s ease;
}

.dcsp-grade-letter {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: -0.02em;
}

.dcsp-grade--green {
    background: var(--dcsp-green-bg);
    color: var(--dcsp-green-text);
    border: 1px solid rgba(16,185,129,0.15);
}
.dcsp-grade--amber {
    background: var(--dcsp-amber-bg);
    color: var(--dcsp-amber-text);
    border: 1px solid rgba(245,158,11,0.15);
}
.dcsp-grade--red {
    background: var(--dcsp-red-bg);
    color: var(--dcsp-red-text);
    border: 1px solid rgba(239,68,68,0.15);
}
.dcsp-grade--muted {
    background: var(--dcsp-bg-metric);
    color: var(--dcsp-text-muted);
    border: 1px solid var(--dcsp-border);
}

.dcsp-grade-detail {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.dcsp-grade-label {
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--dcsp-text);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.dcsp-grade-sublabel {
    font-size: 0.72rem;
    color: var(--dcsp-text-muted);
    font-weight: 400;
}

/* Metrics */
.dcsp-metrics {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
    margin-bottom: 14px;
}

.dcsp-metric {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    padding: 10px 6px;
    background: var(--dcsp-bg-metric);
    border-radius: 9px;
    border: 1px solid var(--dcsp-border-light);
    transition: border-color 0.2s ease;
}

.dcsp-metric:hover {
    border-color: var(--dcsp-border);
}

.dcsp-metric-label {
    font-size: 0.62rem;
    font-weight: 600;
    color: var(--dcsp-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.dcsp-metric-value {
    font-size: 1.15rem;
    font-weight: 800;
    color: var(--dcsp-text);
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
}

.dcsp-metric-value small {
    font-size: 0.6rem;
    font-weight: 500;
    color: var(--dcsp-text-muted);
    margin-left: 1px;
}

.dcsp-ok { color: var(--dcsp-green-text) !important; }
.dcsp-err { color: var(--dcsp-red-text) !important; }

/* Uptime Bar */
.dcsp-uptime-bar {
    margin-bottom: 14px;
}

.dcsp-uptime-slots {
    display: flex;
    gap: 2px;
    height: 20px;
    align-items: stretch;
}

.dcsp-slot {
    flex: 1;
    border-radius: 3px;
    transition: opacity 0.2s ease, transform 0.15s ease;
    cursor: default;
    min-width: 4px;
}

.dcsp-slot:hover {
    transform: scaleY(1.3);
    opacity: 0.85;
}

.dcsp-slot--ok {
    background: var(--dcsp-green);
    opacity: 0.7;
}

.dcsp-slot--fail {
    background: var(--dcsp-red);
    opacity: 0.8;
}

.dcsp-uptime-labels {
    display: flex;
    justify-content: space-between;
    margin-top: 4px;
    font-size: 0.6rem;
    color: var(--dcsp-text-muted);
    font-weight: 500;
}

/* Error */
.dcsp-error {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    padding: 9px 12px;
    background: var(--dcsp-red-bg);
    border-radius: 8px;
    border: 1px solid rgba(239,68,68,0.15);
    color: var(--dcsp-red-text);
    font-size: 0.76rem;
    font-weight: 500;
    animation: dcsp-slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dcsp-error svg {
    flex-shrink: 0;
    opacity: 0.7;
}

/* Notice (neutral info, e.g. not configured) */
.dcsp-notice {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 14px;
    padding: 9px 12px;
    background: var(--dcsp-bg-metric);
    border-radius: 8px;
    border: 1px solid var(--dcsp-border);
    color: var(--dcsp-text-secondary);
    font-size: 0.76rem;
    font-weight: 500;
    animation: dcsp-slide-in 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.dcsp-notice svg {
    flex-shrink: 0;
    opacity: 0.5;
}

.dcsp-notice strong {
    font-weight: 700;
    color: var(--dcsp-text);
}

/* Card Footer */
.dcsp-card-foot {
    padding-top: 0;
}

.dcsp-last-check {
    font-size: 0.68rem;
    color: var(--dcsp-text-muted);
    font-weight: 400;
}

.dcsp-check-time {
    font-weight: 600;
    color: var(--dcsp-text-secondary);
}

/* ── Chart Section ── */
.dcsp-chart-section {
    padding: 20px 24px;
    border-bottom: 1px solid var(--dcsp-border);
    background: var(--dcsp-bg);
}

.dcsp-chart-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 14px;
}

.dcsp-chart-title {
    margin: 0;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--dcsp-text);
    letter-spacing: -0.01em;
}

.dcsp-chart-count {
    font-size: 0.68rem;
    color: var(--dcsp-text-muted);
    font-weight: 500;
    background: var(--dcsp-bg-metric);
    padding: 3px 10px;
    border-radius: 100px;
}

.dcsp-chart {
    background: var(--dcsp-bg-metric);
    border-radius: 10px;
    padding: 12px;
    border: 1px solid var(--dcsp-border-light);
}

.dcsp-chart canvas {
    width: 100% !important;
    display: block;
}

/* ── Footer ── */
.dcsp-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 24px;
    background: var(--dcsp-bg-subtle);
}

.dcsp-refresh-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: var(--dcsp-text);
    color: var(--dcsp-bg);
    border: none;
    border-radius: 10px;
    font-size: 0.82rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    font-family: inherit;
    letter-spacing: -0.01em;
}

.dcsp-refresh-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0,0,0,0.12);
}

.dcsp-refresh-btn:active {
    transform: translateY(0);
}

.dcsp-refresh-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none !important;
    box-shadow: none !important;
}

.dcsp-refresh-icon {
    transition: transform 0.3s ease;
}

.dcsp-refresh-btn.dcsp-loading .dcsp-refresh-icon {
    animation: dcsp-spin 0.7s linear infinite;
}

.dcsp-footer-meta {
    display: flex;
    align-items: center;
    gap: 16px;
}

.dcsp-auto-label {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.72rem;
    color: var(--dcsp-text-muted);
    font-weight: 500;
}

.dcsp-auto-label svg {
    opacity: 0.6;
}

.dcsp-version {
    font-size: 0.62rem;
    color: var(--dcsp-text-muted);
    font-weight: 600;
    opacity: 0.5;
    letter-spacing: 0.03em;
}

/* ── Animations ── */
@keyframes dcsp-spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes dcsp-pulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(16,185,129,0.3); }
    50% { box-shadow: 0 0 0 5px rgba(16,185,129,0); }
}

@keyframes dcsp-pulse-blue {
    0%, 100% { box-shadow: 0 0 0 0 rgba(59,130,246,0.3); }
    50% { box-shadow: 0 0 0 5px rgba(59,130,246,0); }
}

.dcsp-spin {
    animation: dcsp-spin 1s linear infinite;
}

@keyframes dcsp-slide-in {
    from { opacity: 0; transform: translateY(-6px); }
    to { opacity: 1; transform: translateY(0); }
}

.dcsp-monitor.dcsp-flash .dcsp-services {
    animation: dcsp-highlight 0.6s ease;
}

@keyframes dcsp-highlight {
    0%, 100% { box-shadow: inset 0 0 0 0 rgba(59,130,246,0); }
    50% { box-shadow: inset 0 0 0 2px rgba(59,130,246,0.1); }
}

/* Card entrance animation */
.dcsp-card {
    animation: dcsp-card-enter 0.5s cubic-bezier(0.16, 1, 0.3, 1) both;
}

.dcsp-card:nth-child(1) { animation-delay: 0.05s; }
.dcsp-card:nth-child(2) { animation-delay: 0.12s; }

@keyframes dcsp-card-enter {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ── */
@media (max-width: 680px) {
    .dcsp-monitor {
        margin: 16px 12px;
        border-radius: 12px;
    }

    .dcsp-header {
        flex-direction: column;
        align-items: flex-start;
        padding: 20px;
        gap: 14px;
    }

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

    .dcsp-card:first-child {
        border-right: none;
    }

    .dcsp-card {
        padding: 20px;
    }

    .dcsp-metrics {
        grid-template-columns: repeat(3, 1fr);
        gap: 6px;
    }

    .dcsp-metric-value {
        font-size: 1rem;
    }

    .dcsp-footer {
        flex-direction: column;
        gap: 14px;
        padding: 16px 20px;
    }

    .dcsp-refresh-btn {
        width: 100%;
        justify-content: center;
    }

    .dcsp-footer-meta {
        width: 100%;
        justify-content: center;
    }

    .dcsp-chart-section {
        padding: 16px 20px;
    }

    .dcsp-grade-row {
        padding: 10px 12px;
    }

    .dcsp-grade {
        width: 38px;
        height: 38px;
    }

    .dcsp-grade-letter {
        font-size: 0.95rem;
    }
}

@media (max-width: 380px) {
    .dcsp-metrics {
        grid-template-columns: 1fr;
    }

    .dcsp-metric {
        flex-direction: row;
        justify-content: space-between;
    }
}

/* ── Accessibility ── */
@media (prefers-reduced-motion: reduce) {
    .dcsp-monitor *,
    .dcsp-monitor *::before,
    .dcsp-monitor *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-contrast: high) {
    .dcsp-card {
        border: 2px solid var(--dcsp-text);
    }
    .dcsp-badge {
        border: 1px solid currentColor;
    }
    .dcsp-refresh-btn:focus-visible {
        outline: 3px solid var(--dcsp-blue);
        outline-offset: 2px;
    }
}

/* ── color-mix Fallback ── */
@supports not (background: color-mix(in srgb, red 10%, transparent)) {
    .dcsp-card:first-child .dcsp-card-icon {
        background: rgba(249,115,22,0.1);
    }
    .dcsp-card:last-child .dcsp-card-icon {
        background: rgba(59,130,246,0.1);
    }
}

/* ── SEO Summary (visually hidden, crawler-accessible) ── */
.dcsp-seo-summary {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ── Print ── */
@media print {
    .dcsp-monitor {
        box-shadow: none;
        border: 1px solid #ccc;
    }
    .dcsp-refresh-btn,
    .dcsp-footer-meta {
        display: none !important;
    }
    .dcsp-header {
        background: #1e293b !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}