body {
    min-width: 320px;
    background:
        linear-gradient(180deg, rgba(49, 99, 66, 0.08), transparent 260px),
        var(--color-background);
}

.app-shell {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.workspace {
    width: 100%;
    height: 100vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.workspace-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-lg) clamp(var(--space-md), 4vw, 56px);
    border-bottom: 1px solid var(--color-outline-variant);
    background: color-mix(in srgb, var(--color-background) 90%, transparent);
    backdrop-filter: blur(16px);
}

.brand-block {
    min-width: 0;
}

.eyebrow,
.sync-label,
.stat-label {
    margin: 0;
    color: var(--color-secondary);
    font-size: var(--text-label-md-size);
    line-height: var(--text-label-md-line);
    font-weight: 700;
    letter-spacing: 0;
    text-transform: uppercase;
}

h1 {
    margin: var(--space-xs) 0 0;
    color: var(--color-on-surface);
    font-family: var(--font-sans);
    font-size: clamp(30px, 4vw, 54px);
    font-weight: 700;
    line-height: 1.02;
    letter-spacing: 0;
}

.status-cluster {
    display: flex;
    flex: 0 0 auto;
    align-items: center;
    justify-content: flex-end;
    gap: var(--space-lg);
}

.connection-group {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.auth-actions {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.user-chip {
    max-width: 220px;
    overflow: hidden;
    border-left: 1px solid var(--color-outline-variant);
    color: var(--color-on-surface);
    padding-left: var(--space-md);
    font-size: var(--text-label-lg-size);
    line-height: var(--text-label-lg-line);
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.user-chip[hidden] {
    display: none;
}

.auth-button {
    min-height: 34px;
    border: 1px solid var(--color-primary);
    border-radius: var(--radius-sm);
    background-color: var(--color-primary);
    color: var(--color-on-primary);
    padding: var(--space-xs) var(--space-md);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: var(--text-label-lg-size);
    line-height: var(--text-label-lg-line);
    font-weight: 700;
    transition:
        background-color var(--duration-fast) var(--ease-standard),
        border-color var(--duration-fast) var(--ease-standard),
        color var(--duration-fast) var(--ease-standard);
}

.auth-button-secondary {
    background-color: var(--color-surface-container-lowest);
    color: var(--color-primary);
}

.auth-button:hover {
    border-color: var(--color-primary-container);
    background-color: var(--color-primary-container);
}

.auth-button-secondary:hover {
    background-color: var(--color-surface-container-low);
    color: var(--color-primary);
}

.auth-button[hidden] {
    display: none;
}

.sync-label {
    color: var(--color-on-surface-variant);
}

.status-pill {
    min-width: 104px;
    border: 1px solid var(--color-outline-variant);
    border-radius: var(--radius-full);
    background-color: var(--color-surface-container-lowest);
    color: var(--color-on-surface);
    padding: var(--space-xs) var(--space-md);
    text-align: center;
    font-size: var(--text-label-md-size);
    line-height: var(--text-label-md-line);
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(25, 29, 25, 0.06);
}

.command-bar {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: var(--space-lg);
    padding: var(--space-lg) clamp(var(--space-md), 4vw, 56px);
    border-bottom: 1px solid var(--color-outline-variant);
    background-color: var(--color-surface-container-lowest);
}

.board-title {
    min-width: 0;
}

h2 {
    margin: 0;
    color: var(--color-on-surface);
    font-size: var(--text-title-lg-size);
    line-height: var(--text-title-lg-line);
    font-weight: 700;
    letter-spacing: 0;
}

.board-title p {
    max-width: 560px;
    margin: var(--space-xs) 0 0;
    color: var(--color-on-surface-variant);
    font-size: var(--text-body-md-size);
    line-height: var(--text-body-md-line);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(112px, 1fr));
    gap: var(--space-sm);
}

.stat {
    min-height: 64px;
    border-left: 3px solid var(--color-primary);
    background-color: var(--color-surface-container-low);
    padding: var(--space-sm) var(--space-md);
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.stat-value {
    color: var(--color-on-surface);
    font-size: var(--text-headline-md-size);
    line-height: var(--text-headline-md-line);
    font-weight: 700;
    font-variant-numeric: tabular-nums;
}

.grid-frame {
    flex: 1;
    min-height: 0;
    padding: clamp(var(--space-md), 3vw, var(--space-xl));
    overflow: hidden;
}

#checkbox-container {
    position: relative;
    height: 100%;
    overflow: auto;
    border: 1px solid var(--color-outline-variant);
    background:
        linear-gradient(rgb(from var(--color-outline-variant) r g b / 0.15) 1px, transparent 1px),
        linear-gradient(90deg, rgb(from var(--color-outline-variant) r g b / 0.15) 1px, transparent 1px),
        var(--color-surface-container-lowest);
    background-size: 32px 32px;
    background-attachment: local;
    box-shadow: inset 0 0 0 1px color-mix(in srgb, var(--color-background) 70%, transparent);
    scrollbar-color: var(--color-primary) var(--color-surface-container-low);
    scrollbar-width: thin;
}

#checkbox-container::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

#checkbox-container::-webkit-scrollbar-track {
    background-color: var(--color-surface-container-low);
}

#checkbox-container::-webkit-scrollbar-thumb {
    border: 2px solid var(--color-surface-container-low);
    border-radius: var(--radius-full);
    background-color: var(--color-primary);
}

#checkbox-container input[type="checkbox"] {
    position: absolute;
    appearance: none;
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    margin: 0;
    border: 1px solid var(--color-outline);
    border-radius: 3px;
    background-color: var(--color-surface-container-lowest);
    cursor: pointer;
    display: grid;
    place-content: center;
    transition:
        background-color var(--duration-fast) var(--ease-standard),
        border-color var(--duration-fast) var(--ease-standard),
        transform var(--duration-fast) var(--ease-standard);
}

#checkbox-container input[type="checkbox"]::before {
    content: "";
    width: 10px;
    height: 10px;
    transform: scale(0);
    transition: transform var(--duration-fast) var(--ease-standard);
    background-color: var(--color-on-primary);
    clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

#checkbox-container input[type="checkbox"]:hover {
    border-color: var(--color-primary);
    transform: scale(1.12);
}

#checkbox-container input[type="checkbox"]:disabled {
    cursor: not-allowed;
    opacity: 0.62;
}

#checkbox-container input[type="checkbox"]:disabled:hover {
    border-color: var(--color-outline);
    transform: none;
}

#checkbox-container input[type="checkbox"]:checked {
    border-color: var(--color-primary);
    background-color: var(--color-primary);
}

#checkbox-container input[type="checkbox"]:checked::before {
    transform: scale(1);
}

#checkbox-container input[type="checkbox"]:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

.toast {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    z-index: 20;
    width: min(380px, calc(100vw - var(--space-xl)));
    border-radius: var(--radius);
    padding: var(--space-md);
    font-size: var(--text-body-md-size);
    line-height: var(--text-body-md-line);
    font-weight: 600;
    box-shadow: var(--shadow-popover);
    animation: toast-in var(--duration-base) var(--ease-standard);
}

.toast[hidden] {
    display: none;
}

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

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 720px) {

    .workspace-header,
    .command-bar {
        align-items: stretch;
        flex-direction: column;
    }

    .status-cluster {
        align-items: center;
        justify-content: space-between;
        gap: var(--space-md);
    }

    .auth-actions {
        flex-wrap: wrap;
    }

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

@media (max-width: 480px) {

    .workspace-header,
    .command-bar,
    .grid-frame {
        padding-inline: var(--space-md);
    }

    .status-cluster {
        align-items: stretch;
        flex-direction: column;
        gap: var(--space-sm);
    }

    .connection-group {
        justify-content: space-between;
    }

    .auth-actions {
        align-items: stretch;
    }

    .user-chip {
        max-width: 100%;
        border-left: 0;
        padding-left: 0;
    }

    .sync-label {
        display: inline;
    }

    .status-pill {
        width: max-content;
    }

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