/* Bellrock design tokens */
:root {
    /* Primary */
    --pine: #0A5C54;
    --lichen: #94D798;
    --fir: #183131;

    /* Pine scale (dark to light) */
    --pine-900: #042521;
    --pine-800: #053732;
    --pine-700: #0A5C54;
    --pine-600: #0D8175;
    --pine-500: #12A597;

    /* Fir scale */
    --fir-900: #0E1B1B;
    --fir-800: #142928;
    --fir-700: #183131;
    --fir-600: #244343;
    --fir-500: #295152;

    /* Lichen scale */
    --lichen-700: #42B34A;
    --lichen-600: #6AC870;
    --lichen-500: #94D798;
    --lichen-400: #B5E3B8;
    --lichen-300: #D2EED4;

    /* Accents */
    --coral: #FE6F5B;
    --rusty: #CB485A;
    --beacon: #F9D74D;
    --amber: #FFAD5C;
    --foxglove: #7B70C3;
    --moss: #8FB67B;
    --laurel: #2C5F34;
    --astro: #BEA5E6;
    --space: #37355A;
    --rose: #B0306C;

    /* Coral scale */
    --coral-900: #A21401;
    --coral-800: #F41D01;
    --coral-700: #FE4C34;
    --coral-600: #FE6F5B;
    --coral-500: #FE9385;
    --coral-400: #FFC9C2;
    --coral-300: #FFDBD6;

    /* Rusty scale */
    --rusty-900: #6C2328;
    --rusty-800: #8F2F36;
    --rusty-700: #BF3648;
    --rusty-600: #CB485A;
    --rusty-500: #D7707E;
    --rusty-400: #E4A0A9;
    --rusty-300: #F2CFD4;

    /* Beacon scale */
    --beacon-900: #B18F06;
    --beacon-800: #D9AF08;
    --beacon-700: #F7CD26;
    --beacon-600: #F9D74D;
    --beacon-500: #FBE489;
    --beacon-400: #FDF1C4;
    --beacon-300: #FEF5D8;

    /* Amber scale */
    --amber-900: #B85C00;
    --amber-800: #F57A00;
    --amber-700: #FF9933;
    --amber-600: #FFAD5C;
    --amber-500: #FFC285;
    --amber-400: #FFE0C2;
    --amber-300: #FFEBD6;

    /* Foxglove scale */
    --foxglove-900: #282456;
    --foxglove-800: #3C3681;
    --foxglove-700: #5F53B0;
    --foxglove-600: #7B70C3;
    --foxglove-500: #9994D5;
    --foxglove-400: #C4C0EB;
    --foxglove-300: #E2E0F5;

    /* Moss scale (Concerto theme) */
    --moss-900: #1B2815;
    --moss-800: #405C33;
    --moss-700: #659150;
    --moss-600: #8FB67B;
    --moss-500: #B1CCA3;
    --moss-400: #D2E2CA;
    --moss-300: #E9F1E5;

    /* Laurel scale (Green Mark theme) */
    --laurel-900: #042508;
    --laurel-800: #04300B;
    --laurel-700: #114D1A;
    --laurel-600: #2C5F34;
    --laurel-500: #3D7E48;
    --laurel-400: #83B389;
    --laurel-300: #B3D0B7;

    /* Astro scale */
    --astro-900: #502790;
    --astro-800: #8B5FD3;
    --astro-700: #AE8FE0;
    --astro-600: #BEA5E6;
    --astro-500: #DCCFF2;
    --astro-400: #E8DFF6;
    --astro-300: #F3EFFB;

    /* Space scale (Mobiess theme) */
    --space-900: #08080D;
    --space-800: #171727;
    --space-700: #272640;
    --space-600: #37355A;
    --space-500: #474474;
    --space-400: #5F5B9A;
    --space-300: #BFBFD9;

    /* Rose scale */
    --rose-900: #310C1E;
    --rose-800: #601A3B;
    --rose-700: #902758;
    --rose-600: #B0306C;
    --rose-500: #CF4F8B;
    --rose-400: #E08FB5;
    --rose-300: #FBF3F7;

    /* Neutrals */
    --sand: #DCD1BD;
    --clay: #B4B1B1;
    --pebble: #D6D7D0;
    --ecru: #EEEBE3;
    --white: #FFFCF9;
    --warm-white: var(--white);
    --black: #111111;
    --grey-700: #2D2D2D;
    --grey-600: #565656;
    --grey-500: #757575;
    --grey-400: #A8A8A8;
    --grey-300: #D6D6D6;
    --grey-200: #F4F5F5;
    --pure-white: #FFFFFF;

    /* Existing compatibility aliases */
    --grey-900: var(--grey-700);
    --grey-50: var(--grey-200);

    /* Status */
    --error: #A91734;
    --warning: #191E20;
    --success: #3FCA8C;

    /* Colour-prefixed aliases */
    --colour-pine: var(--pine);
    --colour-pine-900: var(--pine-900);
    --colour-pine-800: var(--pine-800);
    --colour-pine-700: var(--pine-700);
    --colour-pine-600: var(--pine-600);
    --colour-pine-500: var(--pine-500);
    --colour-fir: var(--fir);
    --colour-fir-900: var(--fir-900);
    --colour-fir-800: var(--fir-800);
    --colour-fir-700: var(--fir-700);
    --colour-fir-600: var(--fir-600);
    --colour-fir-500: var(--fir-500);
    --colour-lichen: var(--lichen);
    --colour-lichen-700: var(--lichen-700);
    --colour-lichen-600: var(--lichen-600);
    --colour-lichen-500: var(--lichen-500);
    --colour-lichen-400: var(--lichen-400);
    --colour-lichen-300: var(--lichen-300);
    --colour-moss: var(--moss);
    --colour-moss-900: var(--moss-900);
    --colour-moss-800: var(--moss-800);
    --colour-moss-700: var(--moss-700);
    --colour-moss-600: var(--moss-600);
    --colour-moss-500: var(--moss-500);
    --colour-moss-400: var(--moss-400);
    --colour-moss-300: var(--moss-300);
    --colour-warm-white: var(--white);
    --colour-ecru: var(--ecru);
    --colour-sand: var(--sand);
    --colour-clay: var(--clay);
    --colour-pebble: var(--pebble);
    --colour-black: var(--black);
    --colour-grey-700: var(--grey-700);
    --colour-grey-600: var(--grey-600);
    --colour-grey-500: var(--grey-500);
    --colour-grey-400: var(--grey-400);
    --colour-grey-300: var(--grey-300);
    --colour-grey-200: var(--grey-200);
    --colour-error: var(--error);
    --colour-success: var(--success);
    --colour-warning: var(--warning);
    --colour-warning-bg: var(--amber-300);

    /* Semantic tokens */
    --bg: var(--white);
    --bg-alt: var(--ecru);
    --bg-inset: var(--grey-200);
    --bg-dark: var(--fir);
    --ink-1: var(--black);
    --ink-2: var(--grey-700);
    --ink-3: var(--grey-500);
    --ink-4: var(--grey-400);
    --ink-on-dark: var(--white);
    --line-1: var(--grey-300);
    --line-2: var(--grey-200);
    --line-strong: var(--fir);

    --surface-page: var(--colour-warm-white);
    --surface-muted: var(--colour-ecru);
    --surface-inset: var(--colour-grey-200);
    --surface-card: var(--colour-warm-white);
    --surface-inverse: var(--colour-fir);
    --surface-accent: var(--colour-moss-300);
    --text-primary: var(--colour-black);
    --text-secondary: var(--colour-grey-700);
    --text-muted: var(--colour-grey-500);
    --text-disabled: var(--grey-400);
    --text-on-inverse: var(--colour-warm-white);
    --line-subtle: var(--colour-grey-200);
    --line-default: var(--colour-grey-300);
    --line-strong-semantic: var(--colour-fir);

    --brand: var(--pine);
    --brand-ink: var(--white);
    --brand-soft: var(--moss-300);
    --brand-accent: var(--lichen);
    --brand-primary: var(--pine);
    --product-accent: var(--moss);
    --product-accent-soft: var(--moss-300);
    --product-accent-strong: var(--moss-800);

    /* Typography */
    --font-sans: Arial, sans-serif;
    --font-family: Arial, Helvetica, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "JetBrains Mono", Menlo, monospace;
    --font-size-base: 16px;
    --line-height-base: 1.5;
    --fs-display: 88px;
    --lh-display: 96px;
    --fs-h1: 64px;
    --lh-h1: 72px;
    --fs-h2: 48px;
    --lh-h2: 56px;
    --fs-h3: 32px;
    --lh-h3: 40px;
    --fs-h4: 24px;
    --lh-h4: 32px;
    --fs-h5: 20px;
    --lh-h5: 28px;
    --fs-body-lg: 18px;
    --lh-body-lg: 28px;
    --fs-body: 16px;
    --lh-body: 24px;
    --fs-body-sm: 14px;
    --lh-body-sm: 20px;
    --fs-caption: 12px;
    --lh-caption: 16px;
    --tracking-tight: -0.02em;
    --tracking-near: -0.01em;
    --tracking-stat: 0;

    /* Spacing (4pt scale) */
    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 20px;
    --space-6: 24px;
    --space-8: 32px;
    --space-10: 40px;
    --space-12: 48px;
    --space-16: 64px;
    --space-20: 80px;
    --space-24: 96px;

    /* Radii */
    --radius-xs: 4px;
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-pill: 999px;

    /* Shadows (Fir-based, warm) */
    --shadow-xs: 0 1px 2px rgba(24,49,49,.06);
    --shadow-sm: 0 2px 8px rgba(24,49,49,.06), 0 1px 2px rgba(24,49,49,.04);
    --shadow-md: 0 8px 24px rgba(24,49,49,.08), 0 2px 4px rgba(24,49,49,.04);
    --shadow-lg: 0 24px 48px rgba(24,49,49,.12), 0 4px 8px rgba(24,49,49,.06);
    --shadow-inset: inset 0 0 0 1px var(--line-1);

    /* Motion */
    --ease-standard: cubic-bezier(0.2, 0.7, 0.2, 1);
    --ease-emphasised: cubic-bezier(0.4, 0, 0.1, 1);
    --dur-1: 120ms;
    --dur-2: 200ms;
    --dur-3: 360ms;

    /* Focus */
    --focus-ring: 0 0 0 3px rgba(10,92,84,.35);

    /* Layout */
    --nav-width: 240px;
    --panel-min: 360px;
    --panel-max: 42vw;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: var(--font-size-base); }
body {
    font-family: var(--font-family);
    line-height: var(--line-height-base);
    color: var(--text-primary);
    background: var(--surface-page);
    -webkit-font-smoothing: antialiased;
}

/* Focus */
:focus-visible {
    outline: none;
    box-shadow: var(--focus-ring);
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 500;
    letter-spacing: -0.01em;
    color: var(--fir);
}
h1 { font-size: 2rem; line-height: 1.2; }
h2 { font-size: 1.5rem; line-height: 1.3; }
h3 { font-size: 1.125rem; line-height: 1.4; }

/* Side nav */
.side-nav {
    width: var(--nav-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    background: var(--fir);
    color: var(--warm-white);
    display: flex;
    flex-direction: column;
    padding: var(--space-4);
    z-index: 100;
    overflow-y: auto;
}

.brand-lockup {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-2) 0;
    margin-bottom: var(--space-6);
    text-decoration: none;
    color: var(--warm-white);
}
.brand-lockup strong { font-size: 1.125rem; }
.brand-logo { display: block; width: 148px; height: auto; }
.brand-mark { width: 36px; height: 36px; flex-shrink: 0; }
.brand-mark svg { width: 100%; height: 100%; }

.nav-modules {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}
.nav-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    min-height: 44px;
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    color: rgba(255,252,249,.7);
    text-decoration: none;
    font-size: 0.875rem;
    transition: background 150ms, color 150ms;
}
.nav-item:hover { background: rgba(255,252,249,.08); color: var(--warm-white); }
.nav-item.active { background: rgba(255,252,249,.12); color: var(--warm-white); }

/* Top bar */
.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-3) var(--space-6);
    border-bottom: 1px solid var(--pebble);
    background: var(--warm-white);
    min-height: 52px;
}
.breadcrumb-region { font-size: 0.875rem; color: var(--grey-500); }
.user-context { font-size: 0.8125rem; color: var(--grey-500); }
.top-bar-actions {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-left: auto;
}
.logout-form {
    display: inline-flex;
    margin: 0;
}
.mobile-nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 4px;
    width: 44px;
    height: 44px;
    border: 1px solid var(--pebble);
    border-radius: var(--radius-sm);
    background: var(--warm-white);
    color: var(--fir);
    cursor: pointer;
}
.mobile-nav-toggle:focus-visible { box-shadow: var(--focus-ring); }
.hamburger-line {
    display: block;
    width: 18px;
    height: 2px;
    border-radius: var(--radius-pill);
    background: currentColor;
}
.mobile-nav-toggle-floating {
    position: fixed;
    inset-block-start: var(--space-3);
    inset-inline-start: var(--space-3);
    z-index: 65;
    box-shadow: var(--shadow-sm);
}
.nav-drawer-backdrop {
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(24,49,49,.48);
}
.nav-drawer-backdrop[hidden] { display: none; }
.nav-drawer-open { overflow: hidden; }

/* App shell - traditional layout */
.app-shell {
    display: flex;
    min-height: 100vh;
}
.app-content {
    flex: 1;
    margin-left: var(--nav-width);
    display: flex;
    flex-direction: column;
}
.main-content {
    flex: 1;
    padding: var(--space-6);
}

/* Copilot shell */
.copilot-shell {
    display: flex;
    min-height: 100vh;
}
.copilot-workspace {
    flex: 1;
    min-width: 0;
    display: grid;
    grid-template-columns: minmax(420px, 1fr) minmax(var(--panel-min), var(--panel-max));
    height: 100vh;
    overflow: hidden;
}

/* Buttons */
.button,
.button-primary,
.button-secondary,
.button-danger,
.button--primary,
.button--secondary,
.button--danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: var(--space-3) var(--space-6);
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    font-size: 0.875rem;
    font-weight: 700;
    cursor: pointer;
    text-decoration: none;
    transition: background var(--dur-1) var(--ease-standard), border-color var(--dur-1) var(--ease-standard), color var(--dur-1) var(--ease-standard), opacity var(--dur-1) var(--ease-standard);
}
.button,
.button-primary,
.button--primary {
    background: var(--brand-primary);
    color: var(--text-on-inverse);
}
.button:hover,
.button-primary:hover,
.button--primary:hover { background: var(--pine-800); }
.button:focus-visible,
.button-primary:focus-visible,
.button-secondary:focus-visible,
.button-danger:focus-visible,
.button--primary:focus-visible,
.button--secondary:focus-visible,
.button--danger:focus-visible { box-shadow: var(--focus-ring); }

.button-secondary,
.button--secondary {
    background: var(--product-accent-soft);
    color: var(--brand-primary);
    border-color: var(--product-accent-soft);
}
.button-secondary:hover,
.button--secondary:hover { background: var(--moss-400); border-color: var(--moss-400); }

.button-danger,
.button--danger {
    background: var(--colour-error);
    color: var(--colour-warm-white);
}
.button-danger:hover,
.button--danger:hover { background: #7f1127; }

.button[disabled],
.button:disabled,
.button-primary[disabled],
.button-primary:disabled,
.button-secondary[disabled],
.button-secondary:disabled,
.button-danger[disabled],
.button-danger:disabled,
.button--primary[disabled],
.button--primary:disabled,
.button--secondary[disabled],
.button--secondary:disabled,
.button--danger[disabled],
.button--danger:disabled,
.button[aria-disabled="true"],
.button-primary[aria-disabled="true"],
.button-secondary[aria-disabled="true"],
.button-danger[aria-disabled="true"],
.button--primary[aria-disabled="true"],
.button--secondary[aria-disabled="true"],
.button--danger[aria-disabled="true"] {
    opacity: .4;
    cursor: not-allowed;
}
.button[aria-busy="true"],
.button-primary[aria-busy="true"],
.button-secondary[aria-busy="true"],
.button-danger[aria-busy="true"],
.button--primary[aria-busy="true"],
.button--secondary[aria-busy="true"],
.button--danger[aria-busy="true"] {
    cursor: wait;
}

/* Cards */
.card {
    background: var(--warm-white);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    box-shadow: var(--shadow-sm);
}

.metric-grid,
.dashboard-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
    gap: var(--space-4);
}


/* Loading and accessibility utilities */
.skeleton {
    border-radius: var(--radius-sm);
    background: linear-gradient(90deg, var(--colour-grey-200), var(--colour-ecru), var(--colour-grey-200));
    background-size: 200% 100%;
    animation: skeleton-shimmer 1.2s ease-in-out infinite;
}
@keyframes skeleton-shimmer {
    from { background-position: 100% 0; }
    to { background-position: -100% 0; }
}
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
.skip-link {
    position: fixed;
    inset-block-start: var(--space-2);
    inset-inline-start: var(--space-2);
    z-index: 1000;
    transform: translateY(-150%);
    background: var(--fir);
    color: var(--warm-white);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    text-decoration: none;
}
.skip-link:focus {
    transform: translateY(0);
    box-shadow: var(--focus-ring);
}
.table-scroll {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}
.table-scroll > table { min-width: 640px; }
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.001ms !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
    .skeleton,
    .thinking-dot,
    .streaming-content .token,
    .toast,
    .slide-over {
        animation: none;
    }
    .bar-fill { transition: none; }
}

/* Badge */
.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: 2px var(--space-2);
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 500;
}
.badge-success { background: rgba(63,202,140,.15); color: #1a7a4c; }
.badge-error { background: rgba(169,23,52,.1); color: var(--error); }
.badge-amber { background: rgba(255,173,92,.15); color: #8a5a1e; }

/* Toast region */
#toast-region {
    position: fixed;
    bottom: var(--space-6);
    right: var(--space-6);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    max-width: 400px;
}
.toast {
    padding: var(--space-4);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    animation: toast-in 200ms ease-out, toast-out 300ms ease-in 4s forwards;
}
.toast-error { background: #fef2f2; border-left: 4px solid var(--error); }
.toast-success { background: #f0fdf4; border-left: 4px solid var(--success); }
.toast-info { background: var(--ecru); border-left: 4px solid var(--pine); }

@keyframes toast-in {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes toast-out {
    from { opacity: 1; transform: translateY(0); }
    to { opacity: 0; transform: translateY(-8px); }
}

/* Dashboard hero */
.dashboard-hero {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-16) 0;
}
.dashboard-hero h1 { font-size: 3rem; }
.dashboard-hero p { font-size: 1.25rem; color: var(--grey-500); }

/* Error page */
.error-page {
    max-width: 480px;
    margin: var(--space-16) auto;
    text-align: center;
    padding: var(--space-8);
    background: var(--warm-white);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}
.error-page h1 { margin-bottom: var(--space-3); }
.error-page p { color: var(--grey-500); margin-bottom: var(--space-6); }
.error-kicker {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 64px;
    margin-bottom: var(--space-4);
    padding: var(--space-1) var(--space-4);
    border-radius: var(--radius-pill);
    background: var(--fir);
    color: var(--warm-white) !important;
    font-weight: 700;
    letter-spacing: 0;
}
.error-correlation { font-size: 0.8125rem; color: var(--grey-500); margin-top: var(--space-4); }

/* Responsive */
@media (max-width: 1023.98px) {
    .mobile-nav-toggle { display: inline-flex; }
    .side-nav {
        position: fixed;
        inset-block: 0;
        inset-inline-start: 0;
        width: min(320px, 86vw);
        height: auto;
        transform: translateX(-100%);
        transition: transform 200ms cubic-bezier(0.2, 0.7, 0.2, 1);
        z-index: 70;
    }
    .side-nav[data-open] { transform: translateX(0); }
    .app-shell {
        display: grid;
        grid-template-columns: 1fr;
    }
    .app-content,
    .copilot-workspace {
        margin-left: 0;
    }
    .main-content {
        padding: var(--space-4);
    }
    .layout-copilot .chat-header {
        padding-inline-start: calc(var(--space-3) + 44px + var(--space-3));
    }
}

@media (max-width: 899.98px) {
    .copilot-workspace {
        grid-template-columns: 1fr;
        overflow-y: auto;
    }
    .copilot-workspace .chat-column {
        height: auto;
        min-height: 100vh;
    }
    .copilot-workspace .content-panel {
        height: auto;
        min-height: 50vh;
        border-left: none;
        border-top: 1px solid var(--pebble);
    }
}

@media (max-width: 639.98px) {
    .top-bar {
        gap: var(--space-3);
        padding: var(--space-2) var(--space-4);
    }
    .breadcrumb-region {
        min-width: 0;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    .data-grid {
        border: 0;
        background: transparent;
    }
    .data-grid thead { display: none; }
    .data-grid tbody {
        display: block;
    }
    .data-grid tbody tr {
        display: grid;
        gap: var(--space-2);
        padding: var(--space-4);
        border: 1px solid var(--pebble);
        border-radius: var(--radius-md);
        background: var(--warm-white);
        margin-bottom: var(--space-3);
    }
    .data-grid tbody tr:hover { background: var(--warm-white); }
    .data-grid td {
        display: grid;
        grid-template-columns: minmax(8rem, 40%) 1fr;
        gap: var(--space-3);
        padding: 0;
        border-bottom: 0;
    }
    .data-grid td::before {
        content: attr(data-label);
        color: var(--text-muted);
        font-weight: 700;
        font-size: 0.75rem;
    }
    .data-grid tbody tr:last-child td { border-bottom: 0; }
    .data-grid .grid-empty {
        display: block;
        text-align: center;
    }
    .data-grid .grid-empty::before { content: none; }
    .actions-col {
        width: auto;
        text-align: left;
    }
}

/* ---- Traditional CRUD ---- */

/* Page header */
.page-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-6);
}
.page-header h1 { margin-bottom: var(--space-1); }
.page-subtitle { color: var(--grey-500); font-size: 0.875rem; }
.page-actions { display: flex; gap: var(--space-3); flex-shrink: 0; }

/* Filter bar */
.filter-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin-bottom: var(--space-4);
    flex-wrap: wrap;
}
.filter-chips { display: flex; gap: var(--space-2); }
.filter-chips {
    margin: 0;
    padding: 0;
    border: 0;
    flex-wrap: wrap;
}
.filter-chip {
    display: inline-flex;
    align-items: center;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-pill);
    border: 1px solid var(--pebble);
    background: transparent;
    font-size: 0.8125rem;
    color: var(--grey-500);
    cursor: pointer;
    font-family: inherit;
    transition: all 150ms;
}
.filter-chip:hover { border-color: var(--fir); color: var(--fir); }
.filter-chip.active { background: var(--fir); color: var(--warm-white); border-color: var(--fir); }
.filter-chip:focus-visible { box-shadow: var(--focus-ring); }
.filter-chips input:focus-visible + .filter-chip { box-shadow: var(--focus-ring); }

/* Search */
.search-box {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    flex-wrap: wrap;
}
.search-box input {
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.875rem;
    width: 260px;
    transition: border-color 150ms;
}
.search-box input:focus { border-color: var(--pine); outline: none; box-shadow: var(--focus-ring); }
.search-box input::placeholder { color: var(--grey-500); }

.htmx-indicator { opacity: 0; transition: opacity 200ms; }
.htmx-request .htmx-indicator,
.htmx-request.htmx-indicator { opacity: 1; }
.loading-indicator {
    color: var(--grey-500);
    font-size: 0.8125rem;
}

/* Data grid */
.data-grid {
    width: 100%;
    border-collapse: collapse;
    background: var(--warm-white);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-md);
    overflow: hidden;
}
.data-grid thead { background: var(--grey-200); }
.data-grid th {
    text-align: left;
    padding: var(--space-3) var(--space-4);
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--grey-500);
    font-weight: 500;
    border-bottom: 1px solid var(--pebble);
}
.data-grid td {
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    border-bottom: 1px solid var(--grey-200);
    vertical-align: middle;
}
.data-grid tbody tr:hover { background: rgba(238,235,227,.4); }
.data-grid tbody tr:last-child td { border-bottom: none; }
.cell-mono { font-family: var(--font-family); font-size: 0.8125rem; }
.actions-col { text-align: right; width: 80px; }
.action-link {
    font-size: 0.8125rem;
    color: var(--pine);
    text-decoration: none;
    font-weight: 500;
}
.action-link:hover { text-decoration: underline; }
.logout-button {
    appearance: none;
    background: none;
    border: 0;
    cursor: pointer;
    font-family: inherit;
    padding: 0;
}
.grid-empty {
    text-align: center;
    padding: var(--space-12) var(--space-4) !important;
    color: var(--grey-500);
}
.grid-footer {
    padding: var(--space-3) var(--space-4);
    font-size: 0.8125rem;
    color: var(--grey-500);
}
.result-count { font-weight: 500; }

.empty-state {
    background: var(--warm-white);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-md);
    padding: var(--space-8);
    text-align: center;
    color: var(--grey-500);
}
.empty-state h3 {
    margin: 0 0 var(--space-2);
    color: var(--ink);
    font-size: 1rem;
}
.empty-state p { margin: 0; }
.pagination {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-3);
    padding-block: var(--space-4);
}
.pagination__status {
    color: var(--grey-500);
    font-size: 0.875rem;
}
.notice {
    border-radius: var(--radius-md);
    margin-bottom: var(--space-4);
    padding: var(--space-3) var(--space-4);
}
.notice--error {
    background: #fef2f2;
    border: 1px solid rgba(169,23,52,.24);
    color: var(--error);
}

/* Priority badges */
.badge-p1 { background: rgba(169,23,52,.1); color: var(--error); }
.badge-p2 { background: rgba(255,173,92,.15); color: #8a5a1e; }
.badge-p3 { background: rgba(214,215,208,.4); color: var(--grey-500); }

/* Status dots */
.status-dot {
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    margin-right: var(--space-1);
    vertical-align: middle;
}
.status-open { background: var(--pine); }
.status-in-progress { background: var(--amber); }
.status-completed { background: var(--success); }

/* Slide-over panel */
[data-slide-over] {
    position: fixed;
    inset: 0;
    z-index: 1000;
}

.slide-over-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(24,49,49,.48);
    cursor: pointer;
}

.slide-over {
    position: absolute;
    inset-block: 0;
    inset-inline-end: 0;
    width: 560px;
    max-width: 100vw;
    max-height: 100dvh;
    display: flex;
    flex-direction: column;
    background: var(--surface-page);
    color: var(--text-primary);
    box-shadow: var(--shadow-lg);
    animation: slide-over-in 200ms ease-out;
}

.slide-over-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    flex: 0 0 auto;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--pebble);
}

.slide-over-header h2 { font-size: 1.125rem; }

.eyebrow {
    margin-bottom: var(--space-1);
    color: var(--text-muted);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.slide-over-close {
    width: 44px;
    height: 44px;
    min-height: 44px;
    border: none;
    background: transparent;
    color: var(--grey-500);
    cursor: pointer;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
}
.slide-over-close:hover { background: var(--grey-200); }
.slide-over-close:focus-visible { box-shadow: var(--focus-ring); }

.slide-over-body {
    flex: 1 1 auto;
    overflow-y: auto;
}

.slide-over-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--space-3);
    flex: 0 0 auto;
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--pebble);
}

@keyframes slide-over-in {
    from { transform: translateX(100%); }
    to { transform: translateX(0); }
}

@media (max-width: 767.98px) {
    .slide-over { width: 100vw; }
}

@media (prefers-reduced-motion: reduce) {
    .slide-over { animation: none; }
}

/* Forms */
.form-body { padding: var(--space-5) var(--space-6); }
.form-group {
    margin-bottom: var(--space-4);
}
.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--fir);
    margin-bottom: var(--space-1);
}
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: var(--space-2) var(--space-3);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.875rem;
    background: var(--warm-white);
    transition: border-color 150ms;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--pine);
    outline: none;
    box-shadow: var(--focus-ring);
}
.form-group textarea { resize: vertical; }
.field-error {
    display: block;
    font-size: 0.8125rem;
    color: var(--error);
    margin-top: var(--space-1);
}
.validation-summary {
    color: var(--error);
    font-size: 0.875rem;
}

/* ---- Copilot shell ---- */

/* Chat column */
.chat-column {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow: hidden;
    border-right: 1px solid var(--pebble);
}

.chat-header {
    padding: var(--space-6);
    border-bottom: 1px solid var(--pebble);
}
.chat-header h2 { font-size: 1.25rem; margin-bottom: var(--space-1); }
.chat-subtitle { font-size: 0.875rem; color: var(--grey-500); }

/* Chat stream */
.chat-stream {
    flex: 1;
    overflow-y: auto;
    padding: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
}

/* Welcome state */
.chat-welcome {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex: 1;
    gap: var(--space-4);
    padding: var(--space-16) var(--space-6);
}
.chat-welcome h3 { font-size: 1.5rem; }
.chat-welcome p { color: var(--grey-500); max-width: 420px; }
.welcome-icon { margin-bottom: var(--space-2); }

/* Suggestion chips */
.suggestion-chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
    justify-content: center;
    margin-top: var(--space-4);
}
.chip {
    padding: var(--space-2) var(--space-4);
    background: var(--ecru);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-pill);
    font-size: 0.8125rem;
    color: var(--fir);
    cursor: pointer;
    transition: background 150ms, border-color 150ms;
    font-family: inherit;
}
.chip:hover { background: var(--warm-white); border-color: var(--pine); }
.chip:focus-visible { box-shadow: var(--focus-ring); }

/* Chat messages */
.chat-message {
    display: flex;
    gap: var(--space-3);
    max-width: 100%;
}
.chat-message-user {
    flex-direction: row-reverse;
}
.chat-message-user .message-body {
    background: #E9F1E5;
    border-radius: var(--radius-md) var(--radius-md) var(--radius-sm) var(--radius-md);
}
.chat-message-assistant .message-body {
    background: var(--grey-200);
    border-radius: var(--radius-md) var(--radius-md) var(--radius-md) var(--radius-sm);
}
.message-avatar {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.avatar-user {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: var(--fir);
    color: var(--warm-white);
    font-size: 0.6875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    justify-content: center;
}
.message-body {
    padding: var(--space-3) var(--space-4);
    max-width: 80%;
}
.message-content {
    font-size: 0.9375rem;
    line-height: 1.5;
    word-break: break-word;
}
.message-meta {
    margin-top: var(--space-1);
    font-size: 0.75rem;
    color: var(--grey-500);
}

/* Chat input */
.chat-input-area {
    padding: var(--space-4) var(--space-6);
    border-top: 1px solid var(--pebble);
    background: var(--warm-white);
}
.chat-form { margin: 0; }
.input-wrapper {
    display: flex;
    align-items: flex-end;
    gap: var(--space-2);
    background: var(--grey-200);
    border: 1px solid var(--pebble);
    border-radius: var(--radius-lg);
    padding: var(--space-2) var(--space-3);
    transition: border-color 150ms;
}
.input-wrapper:focus-within { border-color: var(--pine); }
.chat-input {
    flex: 1;
    border: none;
    background: transparent;
    font-family: inherit;
    font-size: 0.9375rem;
    line-height: 1.5;
    resize: none;
    outline: none;
    padding: var(--space-2);
    min-height: 24px;
    max-height: 120px;
}
.send-button {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--fir);
    color: var(--warm-white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background 150ms;
}
.send-button:hover { background: var(--pine); }
.send-button:focus-visible { box-shadow: var(--focus-ring); }

/* Content panel */
.content-panel {
    display: flex;
    flex-direction: column;
    height: 100vh;
    overflow-y: auto;
    background: var(--warm-white);
    border-left: 1px solid var(--pebble);
}
.panel-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    flex: 1;
    padding: var(--space-16) var(--space-6);
    gap: var(--space-3);
    color: var(--grey-500);
}
.panel-empty h3 { color: var(--grey-500); font-weight: 400; }
.panel-empty p { font-size: 0.875rem; }
.panel-empty-icon { margin-bottom: var(--space-2); }

/* Nav enhancements */
.nav-copilot {
    background: rgba(148,215,152,.12);
    color: var(--lichen) !important;
    font-weight: 500;
    margin-bottom: var(--space-2);
}
.nav-copilot:hover { background: rgba(148,215,152,.2); }
.nav-copilot svg { color: var(--lichen); }
.nav-divider {
    height: 1px;
    background: rgba(255,252,249,.1);
    margin: var(--space-2) 0;
}
.nav-section {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid rgba(255,252,249,.1);
}
.nav-section-title {
    font-size: 0.6875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: rgba(255,252,249,.5);
    padding: 0 var(--space-3);
    margin-bottom: var(--space-2);
    font-weight: 500;
}
.nav-empty {
    font-size: 0.8125rem;
    color: rgba(255,252,249,.35);
    padding: var(--space-2) var(--space-3);
}
.nav-chat-list, .nav-prompt-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

/* ---- Login page ---- */

.login-page {
    min-height: 100vh;
    margin: 0;
    background: var(--white);
    display: flex;
    font-family: var(--font-sans);
    color: var(--ink-1);
}
.login-shell {
    width: 100%;
    min-height: 100vh;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}
.login-brand-panel {
    background: var(--moss-900);
    color: var(--white);
    padding: var(--space-12) 56px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: var(--space-10);
    overflow: hidden;
}
.login-brand-inner {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: var(--space-10);
    width: 100%;
    max-width: 480px;
    min-height: 60vh;
}
.login-brand-lockup {
    display: flex;
    align-items: center;
    gap: var(--space-4);
}
.login-logo {
    display: block;
    width: 168px;
    height: auto;
}
.login-eyebrow {
    margin: 0;
    color: rgba(255,252,249,.6);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.login-brand-line {
    margin: 0;
    color: var(--white);
    font-size: 1.375rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}
.login-brand-copy {
    max-width: 34rem;
}
.login-brand-copy h1 {
    margin: 0 0 var(--space-4);
    color: var(--white);
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 500;
    line-height: 1;
    letter-spacing: -0.02em;
}
.login-brand-copy p {
    max-width: 22.5rem;
    margin: 0;
    color: rgba(255,252,249,.78);
    font-size: 1.125rem;
    line-height: 1.4;
    letter-spacing: -0.01em;
}
.login-kpis {
    display: flex;
    gap: var(--space-8);
    margin: 0;
}
.login-kpis div {
    min-width: 0;
}
.login-kpis dt {
    color: var(--lichen);
    font-size: 2rem;
    font-weight: 500;
    line-height: 1;
}
.login-kpis dd {
    margin: var(--space-1) 0 0;
    color: rgba(255,252,249,.6);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.login-form-panel {
    display: grid;
    place-items: center;
    padding: var(--space-10);
    background: var(--white);
}
.login-form {
    width: 100%;
    max-width: 380px;
    display: flex;
    flex-direction: column;
}
.login-form-header h2 {
    margin: 0;
    color: var(--ink-1);
    font-size: 1.75rem;
    font-weight: 500;
    line-height: 1.15;
    letter-spacing: -0.02em;
}
.login-form-header p {
    margin: var(--space-2) 0 var(--space-6);
    color: var(--ink-3);
    font-size: 0.875rem;
    line-height: 1.45;
}
.login-error {
    background: rgba(169,23,52,.08);
    color: var(--error);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    font-size: 0.875rem;
    margin-bottom: var(--space-4);
    border: 1px solid rgba(169,23,52,.24);
}
.login-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-top: var(--space-3);
}
.login-form label {
    color: var(--ink-2);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}
.login-form input {
    width: 100%;
    padding: 12px 14px;
    border: 1px solid var(--line-1);
    border-radius: var(--radius-sm);
    background: var(--white);
    color: var(--ink-1);
    font: inherit;
    outline: none;
}
.login-form input:focus {
    border-color: var(--pine);
    box-shadow: 0 0 0 3px rgba(10, 92, 84, 0.35);
}
.login-form input.error {
    border-color: var(--error);
}
.login-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    margin: var(--space-4) 0 var(--space-5);
}
.login-checkbox {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--ink-3);
    font-size: 0.8125rem;
    letter-spacing: 0;
    text-transform: none;
}
.login-checkbox input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--pine);
}
.login-forgot-link {
    color: var(--pine-600);
    font-size: 0.8125rem;
    text-decoration: none;
}
.login-forgot-link:hover {
    color: var(--pine-800);
    text-decoration: underline;
    text-decoration-thickness: 2px;
}
.login-submit {
    width: 100%;
    border: 0;
    border-radius: 999px;
    padding: 14px 20px;
    background: var(--pine);
    color: var(--white);
    cursor: pointer;
    font: inherit;
    font-size: 0.9375rem;
    font-weight: 500;
    letter-spacing: -0.01em;
}
.login-submit:hover {
    background: var(--pine-800);
}
.login-submit:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(10, 92, 84, 0.35);
}
.login-footer {
    margin: var(--space-5) 0 0;
    color: var(--ink-3);
    font-size: 0.75rem;
    line-height: 1.4;
    text-align: center;
}

@media (max-width: 768px) {
    .login-shell {
        grid-template-columns: 1fr;
    }
    .login-brand-panel {
        min-height: 44vh;
        padding: var(--space-8) var(--space-6);
    }
    .login-brand-inner {
        min-height: auto;
    }
    .login-kpis {
        flex-wrap: wrap;
        gap: var(--space-5);
    }
    .login-form-panel {
        padding: var(--space-8) var(--space-6);
    }
    .login-options {
        align-items: flex-start;
        flex-direction: column;
    }
}

/* Notifications bell */
.notification-bell {
    position: relative;
    z-index: 50;
}

.notification-bell__button {
    min-width: 40px;
    min-height: 40px;
    border: 1px solid var(--line-default);
    border-radius: 999px;
    background: var(--surface-card);
    color: var(--text-primary);
    cursor: pointer;
    position: relative;
}

.notification-bell__count {
    position: absolute;
    top: -0.35rem;
    right: -0.35rem;
    min-width: 1.35rem;
    min-height: 1.35rem;
    padding: 0 0.25rem;
    border-radius: 999px;
    background: var(--coral);
    color: var(--white);
    font-size: 0.75rem;
    font-weight: 700;
    line-height: 1.35rem;
}

.notification-panel {
    position: absolute;
    top: calc(100% + var(--space-2));
    right: 0;
    width: min(24rem, calc(100vw - 2rem));
    max-height: min(70vh, 34rem);
    overflow-y: auto;
    overflow-x: hidden;
    border: 1px solid var(--line-default);
    border-radius: var(--radius-lg);
    background: var(--surface-card);
    box-shadow: var(--shadow-lg);
}

.notification-panel__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-3);
    padding: var(--space-4);
    border-bottom: 1px solid var(--line-subtle);
}

.notification-panel__header h2 {
    margin: 0;
    font-size: 1rem;
}

.notification-panel__mark-read {
    min-height: 40px;
    border: 0;
    background: transparent;
    color: var(--brand);
    font-weight: 700;
    cursor: pointer;
}

.notification-panel__list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.notification-panel__item,
.notification-panel__empty {
    padding: var(--space-4);
    border-bottom: 1px solid var(--line-subtle);
}

.notification-panel__item a {
    color: var(--text-primary);
    font-weight: 700;
    text-decoration: none;
}

.notification-panel__item p {
    margin: var(--space-2) 0 0;
    color: var(--text-secondary);
    line-height: 1.4;
}

.notification-panel__item--critical { border-left: 4px solid var(--error); }
.notification-panel__item--warning { border-left: 4px solid var(--amber); }
.notification-panel__item--success { border-left: 4px solid var(--success); }

.tenant-admin-summary {
    max-width: 100%;
    overflow-x: auto;
    overflow-y: visible;
}

.tenant-admin-summary table {
    min-width: 42rem;
    border-collapse: collapse;
}

.tenant-admin-summary th,
.tenant-admin-summary td {
    padding: var(--space-3);
    border-bottom: 1px solid var(--line-subtle);
    text-align: left;
}

@media (max-width: 1024px) {
    .notification-panel {
        width: min(22rem, calc(100vw - 1rem));
    }
}

/* ---- Area pages ---- */

.card-grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-4);
}
.site-card h3 { margin-bottom: var(--space-2); }
.card-detail { font-size: 0.875rem; color: var(--grey-500); margin-bottom: var(--space-3); }
.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.8125rem;
    color: var(--grey-500);
}

/* Status: requires-attention */
.status-requires-attention { background: var(--amber); }
.status-operational { background: var(--success); }

/* ---- Content panel types ---- */

.panel-card {
    background: var(--warm-white);
    border: 1px solid var(--ecru);
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-bottom: var(--space-4);
}
.panel-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-4) var(--space-5);
    border-bottom: 1px solid var(--ecru);
}
.panel-header h3 { font-size: 0.9375rem; margin: 0; }
.panel-subtitle { font-size: 0.8125rem; color: var(--grey-500); }
.panel-body { padding: var(--space-4) var(--space-5); }
.panel-actions {
    display: flex;
    gap: var(--space-3);
    padding: var(--space-3) var(--space-5);
    border-top: 1px solid var(--ecru);
    background: var(--grey-50, var(--grey-200));
}

/* Compact data grid */
.data-grid-compact th,
.data-grid-compact td {
    padding: var(--space-2) var(--space-3);
    font-size: 0.8125rem;
}

/* Detail list */
.detail-list {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    margin: 0;
}
.detail-item {
    padding: var(--space-3) 0;
    border-bottom: 1px solid var(--ecru);
}
.detail-item:nth-last-child(-n+2) { border-bottom: none; }
.detail-item dt {
    font-size: 0.75rem;
    color: var(--grey-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--space-1);
}
.detail-item dd {
    font-size: 0.875rem;
    margin: 0;
}

/* Bar chart */
.bar-chart { display: flex; flex-direction: column; gap: var(--space-3); }
.bar-row {
    display: grid;
    grid-template-columns: 140px 1fr 48px;
    align-items: center;
    gap: var(--space-3);
}
.bar-label { font-size: 0.8125rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.bar-track {
    height: 20px;
    background: var(--grey-50, var(--grey-200));
    border-radius: 10px;
    overflow: hidden;
}
.bar-fill {
    height: 100%;
    border-radius: 10px;
    transition: width 600ms ease-out;
}
.bar-fill-primary { background: var(--pine); }
.bar-fill-success { background: var(--success); }
.bar-fill-warning { background: var(--amber); }
.bar-fill-error { background: var(--error); }
.bar-value { font-size: 0.8125rem; font-weight: 600; text-align: right; }

/* Tabs */
.panel-tabs { margin-bottom: var(--space-4); }
.tab-bar {
    display: flex;
    gap: 0;
    border-bottom: 2px solid var(--ecru);
    padding: 0 var(--space-5);
}
.tab-button {
    background: none;
    border: none;
    min-height: 44px;
    padding: var(--space-3) var(--space-4);
    font-size: 0.875rem;
    color: var(--grey-500);
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: color 150ms, border-color 150ms;
}
.tab-button:hover { color: var(--fir); }
.tab-button.active {
    color: var(--pine);
    border-bottom-color: var(--pine);
    font-weight: 600;
}
.tab-content { padding: var(--space-4) var(--space-5); }

/* Empty content panel */
.panel-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--space-10) var(--space-6);
    color: var(--grey-400, var(--grey-500));
}
.panel-empty svg { margin-bottom: var(--space-4); opacity: 0.6; }
.panel-empty p { font-size: 0.875rem; max-width: 240px; line-height: 1.5; }

/* Small button variant */
.button-sm {
    padding: var(--space-1) var(--space-3);
    font-size: 0.8125rem;
}

/* ---- SSE streaming ---- */

.streaming-content {
    min-height: 24px;
}
.streaming-content .token {
    animation: token-fade 150ms ease-out;
}
@keyframes token-fade {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* Thinking indicator */
.thinking-status {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: 0.8125rem;
    color: var(--pine);
    padding: var(--space-1) 0;
}
.thinking-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--pine);
    animation: thinking-pulse 1.2s ease-in-out infinite;
}
@keyframes thinking-pulse {
    0%, 100% { opacity: .3; }
    50% { opacity: 1; }
}

/* Stream complete */
.stream-complete {
    display: none;
}

/* Stream error */
.stream-error {
    color: var(--error);
    font-size: 0.875rem;
    padding: var(--space-2) 0;
}

/* ---- Area pages ---- */

.card-grid-layout {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--space-4);
}
.site-card h3 { margin-bottom: var(--space-2); }
.card-detail { font-size: 0.875rem; color: var(--grey-500); margin-bottom: var(--space-3); }
.card-meta {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-size: 0.8125rem;
    color: var(--grey-500);
}

/* Status: requires-attention */
.status-requires-attention { background: var(--amber); }
.status-operational { background: var(--success); }


/* Dark theme tokens are opt-in only via html[data-theme="dark"]. */
:root[data-theme="dark"] {
        --surface-page: var(--fir);
        --surface-muted: var(--fir-900);
        --surface-inset: var(--fir-800);
        --surface-card: var(--fir-800);
        --surface-inverse: var(--white);
        --surface-accent: var(--moss-900);
        --text-primary: var(--white);
        --text-secondary: var(--grey-300);
        --text-muted: var(--grey-400);
        --text-disabled: var(--grey-500);
        --text-on-inverse: var(--fir);
        --line-subtle: var(--fir-600);
        --line-default: var(--fir-500);
        --bg: var(--surface-page);
        --bg-alt: var(--surface-muted);
        --bg-inset: var(--surface-inset);
        --ink-1: var(--text-primary);
        --ink-2: var(--text-secondary);
        --ink-3: var(--text-muted);
        --line-1: var(--line-default);
        --line-2: var(--line-subtle);
}