@layer vcb-base, vcb-components, vcb-utilities;

@layer vcb-base {
    :root,
    [data-vcb-theme="light"] {
        color-scheme: light;

        --vcb-color-primary: #2563eb;
        --vcb-color-primary-hover: #1d4ed8;
        --vcb-color-primary-active: #1e40af;
        --vcb-color-primary-contrast: #ffffff;
        --vcb-color-primary-soft: #dbeafe;
        --vcb-color-primary-text: #1d4ed8;
        --vcb-color-accent: #3b82f6;

        --vcb-color-bg: #f8fafc;
        --vcb-color-surface: #ffffff;
        --vcb-color-surface-raised: #ffffff;
        --vcb-color-surface-overlay: #ffffff;
        --vcb-color-surface-2: #f1f5f9;
        --vcb-color-surface-3: #e2e8f0;

        --vcb-color-text: #1e293b;
        --vcb-color-text-muted: #475569;
        --vcb-color-text-subtle: #627188;
        --vcb-color-placeholder: #627188;

        --vcb-color-border: #e2e8f0;
        --vcb-color-border-strong: #818fa2;
        --vcb-color-border-hover: #5b6a80;

        --vcb-color-disabled-bg: #f1f5f9;
        --vcb-color-disabled-text: #828ea2;
        --vcb-color-disabled-border: #e2e8f0;

        --vcb-color-success: #15803d;
        --vcb-color-success-contrast: #ffffff;
        --vcb-color-success-soft: #dcfce7;
        --vcb-color-success-text: #166534;
        --vcb-color-warning: #b45309;
        --vcb-color-warning-contrast: #ffffff;
        --vcb-color-warning-soft: #fef3c7;
        --vcb-color-warning-text: #92400e;
        --vcb-color-danger: #dc2626;
        --vcb-color-danger-hover: #b91c1c;
        --vcb-color-danger-contrast: #ffffff;
        --vcb-color-danger-soft: #fee2e2;
        --vcb-color-danger-text: #b91c1c;
        --vcb-color-info: #0e7490;
        --vcb-color-info-contrast: #ffffff;
        --vcb-color-info-soft: #cffafe;
        --vcb-color-info-text: #155e75;

        --vcb-color-hover: rgba(15, 23, 42, 0.05);
        --vcb-color-selected: rgba(37, 99, 235, 0.12);
        --vcb-color-overlay: rgba(15, 23, 42, 0.5);
        --vcb-color-scrim: rgba(255, 255, 255, 0.65);
        --vcb-color-focus-ring: #2563eb;
        --vcb-color-shade: #000000;

        --vcb-sidebar-bg: #0f172a;
        --vcb-sidebar-bg-elevated: #1e293b;
        --vcb-sidebar-border: rgba(255, 255, 255, 0.08);
        --vcb-sidebar-text: #cbd5e1;
        --vcb-sidebar-text-muted: #8b9ab1;
        --vcb-sidebar-text-active: #ffffff;
        --vcb-sidebar-item-hover: rgba(255, 255, 255, 0.06);
        --vcb-sidebar-item-active: rgba(255, 255, 255, 0.10);
        --vcb-sidebar-indicator: #3b82f6;

        --vcb-shadow-1: 0 1px 2px rgba(16, 24, 40, 0.06), 0 1px 3px rgba(16, 24, 40, 0.1);
        --vcb-shadow-2: 0 4px 8px -2px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.06);
        --vcb-shadow-3: 0 12px 24px -4px rgba(16, 24, 40, 0.18), 0 4px 8px -2px rgba(16, 24, 40, 0.08);
    }

    @media not print {
        [data-vcb-theme="dark"] {
            color-scheme: dark;

            --vcb-color-primary: #60a5fa;
            --vcb-color-primary-hover: #93c5fd;
            --vcb-color-primary-active: #bfdbfe;
            --vcb-color-primary-contrast: #0b1220;
            --vcb-color-primary-soft: rgba(96, 165, 250, 0.16);
            --vcb-color-primary-text: #93c5fd;
            --vcb-color-accent: #3b82f6;

            --vcb-color-bg: #070c18;
            --vcb-color-surface: #172036;
            --vcb-color-surface-raised: #1d2842;
            --vcb-color-surface-overlay: #243150;
            --vcb-color-surface-2: #1f2a42;
            --vcb-color-surface-3: #334155;

            --vcb-color-text: #e2e8f0;
            --vcb-color-text-muted: #a3b0c2;
            --vcb-color-text-subtle: #94a3b8;
            --vcb-color-placeholder: #94a3b8;

            --vcb-color-border: #2f3c52;
            --vcb-color-border-strong: #6e7d93;
            --vcb-color-border-hover: #94a3b8;

            --vcb-color-disabled-bg: #1f2a42;
            --vcb-color-disabled-text: #74839b;
            --vcb-color-disabled-border: #2f3c52;

            --vcb-color-success: #2f855a;
            --vcb-color-success-contrast: #ffffff;
            --vcb-color-success-soft: rgba(74, 222, 128, 0.16);
            --vcb-color-success-text: #86efac;
            --vcb-color-warning: #b45309;
            --vcb-color-warning-contrast: #ffffff;
            --vcb-color-warning-soft: rgba(251, 191, 36, 0.16);
            --vcb-color-warning-text: #fcd34d;
            --vcb-color-danger: #d24444;
            --vcb-color-danger-hover: #b83a3a;
            --vcb-color-danger-contrast: #ffffff;
            --vcb-color-danger-soft: rgba(248, 113, 113, 0.16);
            --vcb-color-danger-text: #fca5a5;
            --vcb-color-info: #0e7490;
            --vcb-color-info-contrast: #ffffff;
            --vcb-color-info-soft: rgba(34, 211, 238, 0.16);
            --vcb-color-info-text: #67e8f9;

            --vcb-color-hover: rgba(226, 232, 240, 0.07);
            --vcb-color-selected: rgba(96, 165, 250, 0.2);
            --vcb-color-overlay: rgba(2, 6, 23, 0.65);
            --vcb-color-scrim: rgba(15, 23, 42, 0.65);
            --vcb-color-focus-ring: #93c5fd;

            --vcb-sidebar-bg: #020617;
            --vcb-sidebar-bg-elevated: #0f172a;
            --vcb-sidebar-border: rgba(255, 255, 255, 0.12);
            --vcb-sidebar-indicator: #3b82f6;

            --vcb-shadow-1: 0 1px 2px rgba(0, 0, 0, 0.4), 0 1px 3px rgba(0, 0, 0, 0.5);
            --vcb-shadow-2: 0 4px 8px -2px rgba(0, 0, 0, 0.5), 0 2px 4px -2px rgba(0, 0, 0, 0.4);
            --vcb-shadow-3: 0 12px 24px -4px rgba(0, 0, 0, 0.6), 0 4px 8px -2px rgba(0, 0, 0, 0.45);
        }
    }

    :root {
        --vcb-radius-sm: 4px;
        --vcb-radius-md: 8px;
        --vcb-radius-lg: 12px;
        --vcb-radius-full: 9999px;

        --vcb-space-0: 0;
        --vcb-space-px: 1px;
        --vcb-space-1: 0.25rem;
        --vcb-space-2: 0.5rem;
        --vcb-space-3: 0.75rem;
        --vcb-space-4: 1rem;
        --vcb-space-5: 1.5rem;
        --vcb-space-6: 2rem;
        --vcb-space-7: 2.5rem;
        --vcb-space-8: 3rem;
        --vcb-space-9: 4rem;
        --vcb-space-10: 5rem;
        --vcb-space-11: 6rem;
        --vcb-space-12: 8rem;

        --vcb-font-family: "Inter", "Segoe UI", system-ui, -apple-system, Roboto, "Helvetica Neue", Arial, sans-serif;
        --vcb-font-mono: ui-monospace, "Cascadia Mono", "Segoe UI Mono", Consolas, monospace;
        --vcb-font-size-xs: 0.75rem;
        --vcb-font-size-sm: 0.8125rem;
        --vcb-font-size-md: 0.875rem;
        --vcb-font-size-lg: 1rem;
        --vcb-font-size-xl: 1.25rem;
        --vcb-font-size-2xl: 1.5rem;
        --vcb-font-size-3xl: 1.875rem;
        --vcb-font-weight-normal: 400;
        --vcb-font-weight-medium: 500;
        --vcb-font-weight-bold: 600;
        --vcb-line-height-tight: 1.25;
        --vcb-line-height-normal: 1.45;
        --vcb-line-height-relaxed: 1.65;
        --vcb-line-height: var(--vcb-line-height-normal);

        --vcb-control-height-sm: 1.875rem;
        --vcb-control-height-md: 2.25rem;
        --vcb-control-height-lg: 2.5rem;

        --vcb-focus-ring-width: 2px;
        --vcb-focus-ring-offset: 2px;

        --vcb-sidebar-width: 16rem;
        --vcb-sidebar-width-collapsed: 4rem;
        --vcb-header-height: 3.5rem;
        --vcb-content-max-width: 90rem;

        --vcb-z-sticky: 2;
        --vcb-z-overlay: 10;
        --vcb-z-header: 40;
        --vcb-z-sidebar: 50;
        --vcb-z-popover: 1000;
        --vcb-z-drawer: 1050;
        --vcb-z-flyout: 1100;
        --vcb-z-snackbar: 1200;

        --vcb-ease-out: cubic-bezier(0.16, 1, 0.3, 1);
        --vcb-ease-in: cubic-bezier(0.7, 0, 0.84, 0);
        --vcb-ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
        --vcb-duration-fast: 120ms;
        --vcb-duration-normal: 180ms;
        --vcb-duration-slow: 260ms;
        --vcb-transition-fast: var(--vcb-duration-fast) var(--vcb-ease-out);
        --vcb-transition-base: var(--vcb-duration-normal) var(--vcb-ease-out);
    }

    @media (prefers-reduced-motion: reduce) {
        :root {
            --vcb-duration-fast: 0ms;
            --vcb-duration-normal: 0ms;
            --vcb-duration-slow: 0ms;
        }
    }

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

    :where([class*="vcb-"]) {
        scrollbar-width: thin;
        scrollbar-color: var(--vcb-color-border-strong) transparent;
    }

    html {
        -webkit-text-size-adjust: 100%;
    }

    html:has(.vcb-app-shell) {
        scroll-padding-top: calc(var(--vcb-header-height) + var(--vcb-space-2));
    }

    body {
        margin: 0;
        font-family: var(--vcb-font-family);
        font-size: var(--vcb-font-size-md);
        line-height: var(--vcb-line-height);
        color: var(--vcb-color-text);
        background: var(--vcb-color-bg);
    }

    h1,
    h2,
    h3,
    h4 {
        margin: 0 0 var(--vcb-space-2);
        font-weight: var(--vcb-font-weight-bold);
        line-height: var(--vcb-line-height-tight);
    }

    h1 {
        font-size: var(--vcb-font-size-2xl);
        letter-spacing: -0.01em;
    }

    h2 {
        font-size: var(--vcb-font-size-xl);
        letter-spacing: -0.005em;
    }

    h3 {
        font-size: var(--vcb-font-size-lg);
    }

    h4 {
        font-size: var(--vcb-font-size-md);
    }

    a {
        color: var(--vcb-color-primary);
    }

    :where(a[href], button, summary, [role="button"], [role="link"]):focus-visible {
        outline: var(--vcb-focus-ring-width) solid var(--vcb-color-focus-ring);
        outline-offset: var(--vcb-focus-ring-offset);
    }

    @media print {
        html,
        body,
        .vcb-app-shell {
            color: #000000 !important;
            background: #ffffff !important;
        }

        *,
        *::before,
        *::after {
            text-shadow: none !important;
            box-shadow: none !important;
        }

        .vcb-app-shell__sidebar,
        .vcb-app-shell__header,
        .vcb-app-shell__backdrop,
        .vcb-no-print {
            display: none !important;
        }

        .vcb-app-shell {
            display: block !important;
            min-height: 0 !important;
        }

        .vcb-app-shell__content {
            max-width: none !important;
            padding: 0 !important;
        }

        .vcb-paper,
        tr {
            break-inside: avoid;
        }
    }

}

@layer vcb-components {
    .vcb-input {
        display: flex;
        align-items: stretch;
        box-sizing: border-box;
        width: 100%;
        min-height: var(--vcb-control-height-md);
        font-family: var(--vcb-font-family);
        font-size: var(--vcb-font-size-md);
        line-height: var(--vcb-line-height);
        color: var(--vcb-color-text);
        background: var(--vcb-color-surface);
        border: 1px solid var(--vcb-color-border-strong);
        border-radius: var(--vcb-radius-md);
        transition: border-color var(--vcb-transition-fast), box-shadow var(--vcb-transition-fast);
    }

    .vcb-input--sm {
        min-height: var(--vcb-control-height-sm);
        font-size: var(--vcb-font-size-sm);
    }

    .vcb-input--lg {
        min-height: var(--vcb-control-height-lg);
        font-size: var(--vcb-font-size-lg);
    }

    .vcb-input:hover:not(:focus-within, .vcb-input--invalid, [data-vcb-invalid], .vcb-input--readonly, .vcb-input--disabled) {
        border-color: var(--vcb-color-border-hover);
    }

    .vcb-input:focus-within {
        border-color: var(--vcb-color-focus-ring);
        box-shadow: 0 0 0 calc(var(--vcb-focus-ring-width) - 1px) var(--vcb-color-focus-ring);
    }

    .vcb-input.vcb-input--invalid,
    .vcb-input[data-vcb-invalid] {
        border-color: var(--vcb-color-danger);
    }

    .vcb-input.vcb-input--invalid:focus-within,
    .vcb-input[data-vcb-invalid]:focus-within {
        border-color: var(--vcb-color-danger);
        box-shadow: 0 0 0 calc(var(--vcb-focus-ring-width) - 1px) var(--vcb-color-danger);
    }

    .vcb-input--readonly:not(:focus-within) {
        background: var(--vcb-color-surface-2);
        border-color: var(--vcb-color-border);
    }

    .vcb-input--readonly:focus-within {
        background: var(--vcb-color-surface-2);
    }

    .vcb-input--disabled {
        cursor: not-allowed;
        background: var(--vcb-color-surface-2);
        opacity: 0.55;
    }

    .vcb-input__control {
        flex: 1 1 auto;
        box-sizing: border-box;
        min-width: 0;
        margin: 0;
        padding: 0 var(--vcb-space-3);
        font: inherit;
        color: inherit;
        text-overflow: ellipsis;
        background: transparent;
        border: 0;
        outline: 0;
    }

    .vcb-input::placeholder,
    .vcb-input__control::placeholder {
        color: var(--vcb-color-placeholder);
        opacity: 1;
    }

    .vcb-input__control:disabled {
        cursor: not-allowed;
    }

    .vcb-input__clear {
        display: inline-flex;
        flex: none;
        align-items: center;
        justify-content: center;
        align-self: center;
        box-sizing: border-box;
        width: 1.5rem;
        height: 1.5rem;
        margin: 0 var(--vcb-space-1);
        padding: 0;
        color: var(--vcb-color-text-muted);
        cursor: pointer;
        background: transparent;
        border: 0;
        border-radius: var(--vcb-radius-sm);
        transition: background-color var(--vcb-transition-fast), color var(--vcb-transition-fast);
    }

    .vcb-input__clear:hover {
        color: var(--vcb-color-text);
        background: var(--vcb-color-hover);
    }

    .vcb-input__clear:focus-visible {
        outline: var(--vcb-focus-ring-width) solid var(--vcb-color-focus-ring);
        outline-offset: 0;
    }

    .vcb-overlay {
        position: fixed;
        inset: 0;
        background: var(--vcb-color-overlay);
    }

    @media (forced-colors: active) {
        :where(a[href], button, summary, [role="button"], [role="link"]):focus-visible {
            outline: var(--vcb-focus-ring-width) solid Highlight;
            outline-offset: var(--vcb-focus-ring-offset);
        }

        .vcb-input {
            border-color: ButtonBorder;
        }

        .vcb-input:focus-within {
            border-color: Highlight;
            outline: var(--vcb-focus-ring-width) solid Highlight !important;
            outline-offset: 1px;
        }

        .vcb-input.vcb-input--invalid,
        .vcb-input[data-vcb-invalid] {
            border-width: 2px;
        }

        .vcb-input--disabled,
        .vcb-input--readonly:not(:focus-within) {
            border-color: GrayText;
        }

        .vcb-input--disabled {
            color: GrayText;
        }
    }

    .vcb-prose {
        font-family: var(--vcb-font-family);
        font-size: var(--vcb-font-size-md);
        line-height: var(--vcb-line-height-relaxed);
        color: var(--vcb-color-text);
        overflow-wrap: anywhere;
    }

    .vcb-prose > :first-child {
        margin-top: 0;
    }

    .vcb-prose > :last-child {
        margin-bottom: 0;
    }

    .vcb-prose :where(p, ul, ol, blockquote, pre, table, hr) {
        margin: 0 0 var(--vcb-space-3);
    }

    .vcb-prose :where(h1, h2, h3, h4, h5, h6) {
        margin: var(--vcb-space-4) 0 var(--vcb-space-2);
        font-weight: var(--vcb-font-weight-bold);
        line-height: var(--vcb-line-height-tight);
        letter-spacing: normal;
    }

    .vcb-prose :where(h1) {
        font-size: var(--vcb-font-size-2xl);
    }

    .vcb-prose :where(h2) {
        font-size: var(--vcb-font-size-xl);
    }

    .vcb-prose :where(h3) {
        font-size: var(--vcb-font-size-lg);
    }

    .vcb-prose :where(h4) {
        font-size: var(--vcb-font-size-md);
    }

    .vcb-prose :where(h5, h6) {
        font-size: var(--vcb-font-size-sm);
        color: var(--vcb-color-text-muted);
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }

    .vcb-prose :where(ul, ol) {
        padding-inline-start: 1.5rem;
    }

    .vcb-prose :where(li > ul, li > ol) {
        margin: var(--vcb-space-1) 0 0;
    }

    .vcb-prose :where(li + li) {
        margin-top: var(--vcb-space-1);
    }

    .vcb-prose :where(blockquote) {
        padding: var(--vcb-space-1) var(--vcb-space-4);
        color: var(--vcb-color-text-muted);
        border-inline-start: 3px solid var(--vcb-color-border-strong);
    }

    .vcb-prose :where(blockquote > :last-child) {
        margin-bottom: 0;
    }

    .vcb-prose :where(pre) {
        padding: var(--vcb-space-3);
        overflow: auto;
        font-family: var(--vcb-font-mono);
        font-size: var(--vcb-font-size-sm);
        line-height: var(--vcb-line-height-normal);
        background: var(--vcb-color-surface-2);
        border: 1px solid var(--vcb-color-border);
        border-radius: var(--vcb-radius-md);
    }

    .vcb-prose :where(code) {
        padding: 0.1em 0.35em;
        font-family: var(--vcb-font-mono);
        font-size: 0.9em;
        background: var(--vcb-color-surface-2);
        border-radius: var(--vcb-radius-sm);
    }

    .vcb-prose :where(pre code) {
        padding: 0;
        font-size: inherit;
        background: transparent;
    }

    .vcb-prose :where(a) {
        color: var(--vcb-color-primary-text);
        text-decoration: underline;
        text-underline-offset: 0.15em;
    }

    .vcb-prose :where(hr) {
        border: 0;
        border-top: 1px solid var(--vcb-color-border);
    }

    .vcb-prose :where(table) {
        display: block;
        max-width: 100%;
        overflow-x: auto;
        border-collapse: collapse;
    }

    .vcb-prose :where(th, td) {
        padding: var(--vcb-space-1) var(--vcb-space-3);
        text-align: start;
        vertical-align: top;
        border: 1px solid var(--vcb-color-border-strong);
    }

    .vcb-prose :where(th, td)[align="center"] {
        text-align: center;
    }

    .vcb-prose :where(th, td)[align="right"] {
        text-align: end;
    }

    .vcb-prose :where(th) {
        font-weight: var(--vcb-font-weight-bold);
        background: var(--vcb-color-surface-2);
    }

    .vcb-prose :where(sub, sup) {
        font-size: 75%;
        line-height: 0;
    }
}

@layer vcb-utilities {
    :where([class^="vcb-"], [class*=" vcb-"])[hidden] {
        display: none !important;
    }

    .vcb-tabular,
    .vcb-tnum {
        font-variant-numeric: tabular-nums;
    }

    .vcb-mono {
        font-family: var(--vcb-font-mono);
    }

    .vcb-muted {
        color: var(--vcb-color-text-muted);
    }

    .vcb-truncate {
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }

    .vcb-visually-hidden {
        position: absolute;
        width: 1px;
        height: 1px;
        padding: 0;
        margin: -1px;
        overflow: hidden;
        white-space: nowrap;
        clip-path: inset(50%);
        border: 0;
    }
}