/* ========================================================================== 
   WanderingWU — System Log
   Place at: wwwroot/css/syslog.css
   ========================================================================== */

:root {
    --syslog-page-bg: #f5f7fb;
    --syslog-surface: rgba(255, 255, 255, 0.94);
    --syslog-surface-solid: #ffffff;
    --syslog-surface-muted: #f8fafc;
    --syslog-border: #e2e8f0;
    --syslog-border-strong: #cbd5e1;
    --syslog-text: #0f172a;
    --syslog-text-secondary: #475569;
    --syslog-text-muted: #64748b;
    --syslog-primary: #2563eb;
    --syslog-primary-hover: #1d4ed8;
    --syslog-primary-soft: #eff6ff;
    --syslog-danger: #dc2626;
    --syslog-danger-hover: #b91c1c;
    --syslog-danger-soft: #fef2f2;
    --syslog-warning: #b45309;
    --syslog-warning-soft: #fffbeb;
    --syslog-success: #15803d;
    --syslog-success-soft: #f0fdf4;
    --syslog-shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --syslog-shadow: 0 16px 40px rgba(15, 23, 42, 0.07), 0 2px 8px rgba(15, 23, 42, 0.04);
    --syslog-radius-sm: 8px;
    --syslog-radius: 14px;
    --syslog-radius-lg: 18px;
    --syslog-transition: 160ms ease;
}

.syslog-page,
.syslog-page *,
.syslog-page *::before,
.syslog-page *::after {
    box-sizing: border-box;
}

.syslog-page {
    width: min(100%, 2560px);
    margin-inline: auto;
    padding: clamp(20px, 2vw, 44px);
    color: var(--syslog-text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

    .syslog-page svg {
        display: block;
        width: 1em;
        height: 1em;
        fill: none;
        stroke: currentColor;
        stroke-width: 1.8;
        stroke-linecap: round;
        stroke-linejoin: round;
    }

.visually-hidden {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Header */

.syslog-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 28px;
    margin-bottom: 24px;
}

.syslog-header__content {
    min-width: 0;
}

.syslog-eyebrow {
    margin-bottom: 7px;
    color: var(--syslog-primary);
    font-size: 0.72rem;
    font-weight: 760;
    letter-spacing: 0.12em;
    line-height: 1.2;
    text-transform: uppercase;
}

.syslog-title {
    margin: 0;
    color: var(--syslog-text);
    font-size: clamp(1.75rem, 1.45rem + 0.8vw, 2.65rem);
    font-weight: 720;
    letter-spacing: -0.035em;
    line-height: 1.08;
}

.syslog-subtitle {
    max-width: 760px;
    margin: 10px 0 0;
    color: var(--syslog-text-secondary);
    font-size: clamp(0.91rem, 0.87rem + 0.12vw, 1rem);
    line-height: 1.58;
}

.syslog-header__meta {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    flex: 0 0 auto;
    padding-top: 5px;
}

.syslog-retention {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    min-height: 36px;
    padding: 7px 12px;
    border: 1px solid var(--syslog-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: var(--syslog-shadow-sm);
    color: var(--syslog-text-secondary);
    font-size: 0.78rem;
    font-weight: 650;
    white-space: nowrap;
    backdrop-filter: blur(12px);
}

    .syslog-retention svg {
        width: 16px;
        height: 16px;
        color: var(--syslog-primary);
    }

/* Alerts */

.syslog-alert {
    display: flex;
    align-items: flex-start;
    gap: 11px;
    margin-bottom: 16px;
    padding: 13px 15px;
    border: 1px solid;
    border-radius: var(--syslog-radius-sm);
    box-shadow: var(--syslog-shadow-sm);
    font-size: 0.86rem;
    line-height: 1.5;
}

.syslog-alert__icon {
    display: grid;
    width: 22px;
    height: 22px;
    flex: 0 0 22px;
    place-items: center;
    border-radius: 50%;
}

    .syslog-alert__icon svg {
        width: 15px;
        height: 15px;
    }

.syslog-alert__body {
    min-width: 0;
    padding-top: 1px;
    font-weight: 560;
}

.syslog-alert--success {
    border-color: #bbf7d0;
    background: var(--syslog-success-soft);
    color: #166534;
}

    .syslog-alert--success .syslog-alert__icon {
        background: #dcfce7;
    }

.syslog-alert--warning {
    border-color: #fde68a;
    background: var(--syslog-warning-soft);
    color: #92400e;
}

    .syslog-alert--warning .syslog-alert__icon {
        background: #fef3c7;
    }

.syslog-alert--danger {
    border-color: #fecaca;
    background: var(--syslog-danger-soft);
    color: #991b1b;
}

    .syslog-alert--danger .syslog-alert__icon {
        background: #fee2e2;
    }

/* Shared cards and headings */

.syslog-filter-card,
.syslog-results-card {
    border: 1px solid rgba(203, 213, 225, 0.82);
    background: var(--syslog-surface);
    box-shadow: var(--syslog-shadow);
    backdrop-filter: blur(16px);
}

.syslog-filter-card {
    margin-bottom: 18px;
    padding: clamp(18px, 1.5vw, 25px);
    border-radius: var(--syslog-radius-lg);
}

.syslog-results-card {
    overflow: hidden;
    border-radius: var(--syslog-radius-lg);
}

.syslog-filter-card__heading,
.syslog-results-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
}

.syslog-filter-card__heading {
    margin-bottom: 17px;
}

.syslog-section-title {
    margin: 0;
    color: var(--syslog-text);
    font-size: 0.96rem;
    font-weight: 720;
    letter-spacing: -0.015em;
    line-height: 1.25;
}

.syslog-section-copy {
    margin: 4px 0 0;
    color: var(--syslog-text-muted);
    font-size: 0.79rem;
    line-height: 1.45;
}

.syslog-filter-count {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 4px 9px;
    border: 1px solid #bfdbfe;
    border-radius: 999px;
    background: var(--syslog-primary-soft);
    color: #1d4ed8;
    font-size: 0.72rem;
    font-weight: 720;
    white-space: nowrap;
}

/* Filter form */

.syslog-filter-form {
    display: grid;
    grid-template-columns: minmax(280px, 2.1fr) minmax(170px, 1fr) minmax(145px, 0.75fr) minmax(145px, 0.75fr) minmax(145px, 0.75fr) auto;
    gap: 13px;
    align-items: end;
}

.syslog-field {
    min-width: 0;
}

    .syslog-field label {
        display: block;
        margin: 0 0 6px;
        color: #334155;
        font-size: 0.7rem;
        font-weight: 720;
        letter-spacing: 0.035em;
        line-height: 1.2;
        text-transform: uppercase;
    }

    .syslog-field input,
    .syslog-field select {
        width: 100%;
        height: 42px;
        min-width: 0;
        border: 1px solid var(--syslog-border-strong);
        border-radius: 9px;
        outline: none;
        background-color: var(--syslog-surface-solid);
        color: var(--syslog-text);
        font: inherit;
        font-size: 0.84rem;
        line-height: 1;
        transition: border-color var(--syslog-transition), box-shadow var(--syslog-transition), background-color var(--syslog-transition);
    }

    .syslog-field input {
        padding: 0 12px;
    }

    .syslog-field select {
        padding: 0 36px 0 12px;
        appearance: none;
        background-image: linear-gradient(45deg, transparent 50%, #64748b 50%), linear-gradient(135deg, #64748b 50%, transparent 50%);
        background-position: calc(100% - 17px) 18px, calc(100% - 12px) 18px;
        background-repeat: no-repeat;
        background-size: 5px 5px, 5px 5px;
    }

    .syslog-field input::placeholder {
        color: #94a3b8;
    }

    .syslog-field input:hover,
    .syslog-field select:hover {
        border-color: #94a3b8;
    }

    .syslog-field input:focus,
    .syslog-field select:focus,
    .syslog-input-shell:focus-within {
        border-color: #60a5fa;
        box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.12);
    }

.syslog-input-shell {
    position: relative;
    border-radius: 9px;
}

    .syslog-input-shell > svg {
        position: absolute;
        top: 50%;
        left: 12px;
        z-index: 1;
        width: 17px;
        height: 17px;
        color: #94a3b8;
        pointer-events: none;
        transform: translateY(-50%);
    }

    .syslog-input-shell input {
        padding-left: 38px;
    }

.syslog-filter-actions {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: max-content;
}

/* Buttons */

.syslog-button,
.syslog-page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 42px;
    padding: 0 14px;
    border: 1px solid transparent;
    border-radius: 9px;
    cursor: pointer;
    font: inherit;
    font-size: 0.79rem;
    font-weight: 680;
    line-height: 1;
    text-decoration: none;
    white-space: nowrap;
    transition: background-color var(--syslog-transition), border-color var(--syslog-transition), color var(--syslog-transition), box-shadow var(--syslog-transition), transform var(--syslog-transition);
}

    .syslog-button:hover,
    .syslog-page-link:hover {
        text-decoration: none;
    }

    .syslog-button:focus-visible,
    .syslog-page-link:focus-visible,
    .syslog-exception summary:focus-visible {
        outline: 3px solid rgba(37, 99, 235, 0.24);
        outline-offset: 2px;
    }

    .syslog-button:active:not(:disabled),
    .syslog-page-link:active:not(.is-disabled) {
        transform: translateY(1px);
    }

    .syslog-button svg,
    .syslog-page-link svg {
        width: 16px;
        height: 16px;
    }

.syslog-button--primary {
    border-color: var(--syslog-primary);
    background: linear-gradient(180deg, #3b82f6 0%, var(--syslog-primary) 100%);
    box-shadow: 0 5px 12px rgba(37, 99, 235, 0.2);
    color: #ffffff;
}

    .syslog-button--primary:hover {
        border-color: var(--syslog-primary-hover);
        background: var(--syslog-primary-hover);
        box-shadow: 0 7px 16px rgba(37, 99, 235, 0.24);
        color: #ffffff;
    }

.syslog-button--secondary {
    border-color: var(--syslog-border-strong);
    background: #ffffff;
    color: #334155;
}

    .syslog-button--secondary:hover {
        border-color: #94a3b8;
        background: #f8fafc;
        color: var(--syslog-text);
    }

.syslog-button--danger-ghost {
    min-height: 36px;
    padding-inline: 11px;
    border-color: #fecaca;
    background: #ffffff;
    color: #b91c1c;
    font-size: 0.74rem;
}

    .syslog-button--danger-ghost:hover {
        border-color: #fca5a5;
        background: var(--syslog-danger-soft);
        color: #991b1b;
    }

/* Results toolbar */

.syslog-results-toolbar {
    min-height: 82px;
    padding: 18px clamp(18px, 1.5vw, 25px);
    border-bottom: 1px solid var(--syslog-border);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.96) 0%, rgba(248, 250, 252, 0.82) 100%);
}

.syslog-results-heading-row {
    display: flex;
    align-items: center;
    gap: 11px;
}

.syslog-results-summary p {
    margin: 5px 0 0;
    color: var(--syslog-text-muted);
    font-size: 0.78rem;
    line-height: 1.45;
}

    .syslog-results-summary p strong {
        color: #334155;
        font-weight: 720;
    }

.syslog-live-indicator {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--syslog-text-muted);
    font-size: 0.68rem;
    font-weight: 650;
    white-space: nowrap;
}

    .syslog-live-indicator > span {
        width: 7px;
        height: 7px;
        border-radius: 50%;
        background: #22c55e;
        box-shadow: 0 0 0 3px rgba(34, 197, 94, 0.12);
    }

/* Table */

.syslog-table-scroll {
    width: 100%;
    overflow-x: auto;
    scrollbar-width: thin;
    scrollbar-color: #cbd5e1 transparent;
}

    .syslog-table-scroll::-webkit-scrollbar {
        height: 9px;
    }

    .syslog-table-scroll::-webkit-scrollbar-track {
        background: transparent;
    }

    .syslog-table-scroll::-webkit-scrollbar-thumb {
        border: 2px solid transparent;
        border-radius: 999px;
        background: #cbd5e1;
        background-clip: padding-box;
    }

.syslog-table {
    width: 100%;
    min-width: 930px;
    border-collapse: separate;
    border-spacing: 0;
    table-layout: fixed;
    background: var(--syslog-surface-solid);
    font-size: 0.79rem;
}

.syslog-col-time {
    width: 175px;
}

.syslog-col-level {
    width: 126px;
}

.syslog-col-user {
    width: clamp(190px, 15vw, 285px);
}

.syslog-col-message {
    width: auto;
}

.syslog-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
    padding: 11px 16px;
    border-bottom: 1px solid var(--syslog-border-strong);
    background: #f8fafc;
    color: #475569;
    font-size: 0.67rem;
    font-weight: 760;
    letter-spacing: 0.075em;
    line-height: 1.2;
    text-align: left;
    text-transform: uppercase;
}

.syslog-table tbody td {
    padding: 14px 16px;
    border-bottom: 1px solid #edf1f5;
    color: #334155;
    line-height: 1.48;
    vertical-align: top;
    transition: background-color var(--syslog-transition);
}

.syslog-table tbody tr:last-child td {
    border-bottom: 0;
}

.syslog-table tbody tr:hover td {
    background: #f8fbff;
}

.syslog-time time {
    display: flex;
    flex-direction: column;
    gap: 2px;
    font-variant-numeric: tabular-nums;
}

.syslog-time__date {
    color: #334155;
    font-size: 0.76rem;
    font-weight: 640;
    white-space: nowrap;
}

.syslog-time__clock {
    color: #7c8ba1;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 0.7rem;
    white-space: nowrap;
}

.syslog-level {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 82px;
    min-height: 25px;
    padding: 3px 8px;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.67rem;
    font-weight: 740;
    letter-spacing: 0.012em;
    line-height: 1;
    white-space: nowrap;
}

    .syslog-level::before {
        width: 6px;
        height: 6px;
        margin-right: 6px;
        border-radius: 50%;
        background: currentColor;
        content: "";
    }

.syslog-level--information {
    border-color: #bfdbfe;
    background: #eff6ff;
    color: #1d4ed8;
}

.syslog-level--warning {
    border-color: #fde68a;
    background: #fffbeb;
    color: #a16207;
}

.syslog-level--error {
    border-color: #fecaca;
    background: #fef2f2;
    color: #dc2626;
}

.syslog-level--fatal {
    border-color: #fca5a5;
    background: #7f1d1d;
    color: #ffffff;
}

.syslog-level--debug,
.syslog-level--verbose {
    border-color: #ddd6fe;
    background: #f5f3ff;
    color: #6d28d9;
}

.syslog-user {
    display: flex;
    align-items: center;
    gap: 9px;
    max-width: 100%;
}

.syslog-user__avatar {
    display: grid;
    width: 27px;
    height: 27px;
    flex: 0 0 27px;
    place-items: center;
    border: 1px solid #c7d2fe;
    border-radius: 8px;
    background: #eef2ff;
    color: #4338ca;
    font-size: 0.68rem;
    font-weight: 760;
    text-transform: uppercase;
}

.syslog-user__name {
    min-width: 0;
    overflow: hidden;
    color: #334155;
    font-size: 0.75rem;
    font-weight: 570;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.syslog-system-user {
    display: inline-flex;
    align-items: center;
    gap: 7px;
    color: #7c8ba1;
    font-size: 0.74rem;
    font-weight: 590;
}

    .syslog-system-user svg {
        width: 15px;
        height: 15px;
    }

.syslog-message-cell {
    min-width: 0;
}

.syslog-message {
    overflow-wrap: anywhere;
    color: #253247;
    font-size: 0.8rem;
    line-height: 1.55;
    white-space: pre-wrap;
}

/* Exception details */

.syslog-exception {
    margin-top: 9px;
}

    .syslog-exception summary {
        display: inline-flex;
        align-items: center;
        gap: 5px;
        padding: 3px 0;
        border-radius: 5px;
        color: #b91c1c;
        cursor: pointer;
        font-size: 0.7rem;
        font-weight: 680;
        list-style: none;
        user-select: none;
    }

        .syslog-exception summary::-webkit-details-marker {
            display: none;
        }

        .syslog-exception summary:hover {
            color: #991b1b;
            text-decoration: underline;
            text-underline-offset: 3px;
        }

.syslog-exception__chevron {
    transition: transform var(--syslog-transition);
}

    .syslog-exception__chevron svg {
        width: 14px;
        height: 14px;
    }

.syslog-exception[open] .syslog-exception__chevron {
    transform: rotate(90deg);
}

.syslog-exception__panel {
    margin-top: 8px;
    overflow: hidden;
    border: 1px solid #fecaca;
    border-radius: 9px;
    background: #fffafa;
}

.syslog-exception__label {
    padding: 8px 11px;
    border-bottom: 1px solid #fee2e2;
    background: #fef2f2;
    color: #991b1b;
    font-size: 0.65rem;
    font-weight: 760;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.syslog-exception pre {
    max-height: 340px;
    margin: 0;
    overflow: auto;
    padding: 12px;
    background: transparent;
    color: #7f1d1d;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;
    font-size: 0.69rem;
    line-height: 1.55;
    white-space: pre-wrap;
    word-break: break-word;
}

.syslog-exception code {
    color: inherit;
    font: inherit;
}

/* Empty state */

.syslog-empty-state {
    display: flex;
    min-height: 360px;
    padding: 48px 24px;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.syslog-empty-state__icon {
    display: grid;
    width: 58px;
    height: 58px;
    margin-bottom: 15px;
    place-items: center;
    border: 1px solid #dbeafe;
    border-radius: 17px;
    background: #eff6ff;
    color: #3b82f6;
}

    .syslog-empty-state__icon svg {
        width: 27px;
        height: 27px;
    }

.syslog-empty-state h3 {
    margin: 0;
    color: var(--syslog-text);
    font-size: 1rem;
    font-weight: 720;
}

.syslog-empty-state p {
    max-width: 470px;
    margin: 8px 0 18px;
    color: var(--syslog-text-muted);
    font-size: 0.82rem;
    line-height: 1.55;
}

/* Pagination */

.syslog-pagination {
    display: flex;
    min-height: 66px;
    padding: 12px clamp(18px, 1.5vw, 25px);
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    border-top: 1px solid var(--syslog-border);
    background: #fbfcfe;
}

.syslog-pagination__summary {
    color: var(--syslog-text-muted);
    font-size: 0.75rem;
    font-variant-numeric: tabular-nums;
}

    .syslog-pagination__summary strong {
        color: #334155;
        font-weight: 720;
    }

.syslog-pagination__controls {
    display: flex;
    align-items: center;
    gap: 8px;
}

.syslog-page-link {
    min-height: 36px;
    padding-inline: 11px;
    border-color: var(--syslog-border);
    background: #ffffff;
    color: #334155;
    font-size: 0.74rem;
}

    .syslog-page-link:hover {
        border-color: #93c5fd;
        background: var(--syslog-primary-soft);
        color: #1d4ed8;
    }

    .syslog-page-link.is-disabled {
        cursor: not-allowed;
        opacity: 0.45;
        pointer-events: none;
    }

/* Responsive */

@media (min-width: 1920px) {
    .syslog-page {
        padding-inline: clamp(36px, 3.1vw, 78px);
    }

    .syslog-filter-form {
        grid-template-columns: minmax(360px, 2.4fr) minmax(220px, 1fr) minmax(175px, 0.72fr) minmax(170px, 0.72fr) minmax(170px, 0.72fr) auto;
        gap: 15px;
    }

    .syslog-table {
        font-size: 0.82rem;
    }

    .syslog-col-time {
        width: 190px;
    }

    .syslog-col-level {
        width: 135px;
    }
}

@media (max-width: 1420px) {
    .syslog-filter-form {
        grid-template-columns: minmax(280px, 2fr) minmax(180px, 1fr) minmax(150px, 0.8fr) minmax(150px, 0.8fr) minmax(150px, 0.8fr);
    }

    .syslog-filter-actions {
        grid-column: 1 / -1;
        justify-content: flex-end;
    }
}

@media (max-width: 1040px) {
    .syslog-page {
        padding: 22px 18px 34px;
    }

    .syslog-header {
        gap: 18px;
    }

    .syslog-filter-form {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .syslog-field--search {
        grid-column: 1 / -1;
    }

    .syslog-filter-actions {
        grid-column: 1 / -1;
    }
}

@media (max-width: 720px) {
    .syslog-page {
        padding: 18px 12px 28px;
    }

    .syslog-header,
    .syslog-filter-card__heading,
    .syslog-results-toolbar,
    .syslog-pagination {
        align-items: flex-start;
        flex-direction: column;
    }

    .syslog-header {
        margin-bottom: 18px;
    }

    .syslog-header__meta {
        padding-top: 0;
    }

    .syslog-filter-card {
        padding: 16px;
        border-radius: 14px;
    }

    .syslog-results-card {
        border-radius: 14px;
    }

    .syslog-filter-form {
        grid-template-columns: minmax(0, 1fr);
    }

    .syslog-field--search,
    .syslog-filter-actions {
        grid-column: auto;
    }

    .syslog-filter-actions {
        width: 100%;
    }

        .syslog-filter-actions .syslog-button {
            flex: 1 1 0;
        }

    .syslog-results-toolbar {
        min-height: 0;
        padding: 16px;
    }

    .syslog-purge-form,
    .syslog-purge-form .syslog-button {
        width: 100%;
    }

    .syslog-table {
        min-width: 840px;
    }

        .syslog-table thead th,
        .syslog-table tbody td {
            padding-inline: 13px;
        }

    .syslog-pagination {
        padding: 14px 16px;
    }

    .syslog-pagination__controls {
        width: 100%;
    }

    .syslog-page-link {
        flex: 1 1 0;
    }
}

@media (max-width: 420px) {
    .syslog-filter-actions {
        align-items: stretch;
        flex-direction: column;
    }

    .syslog-title {
        font-size: 1.65rem;
    }
}

@media (prefers-reduced-motion: reduce) {
    .syslog-page *,
    .syslog-page *::before,
    .syslog-page *::after {
        scroll-behavior: auto !important;
        transition-duration: 0.01ms !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
    }
}