:root {
    --color-bg: #f4f5f7;
    --color-surface: #ffffff;
    --color-border: #e1e4e8;
    --color-text: #24292f;
    --color-muted: #6b7280;
    --color-primary: #1f6feb;
    --color-primary-dark: #1158c7;
    --color-pending: #fff8e6;
    --color-approved: #eef9ee;
    --color-danger: #b42318;
    --radius: 6px;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: var(--color-bg);
    color: var(--color-text);
}

.site-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: 0.75rem 1.5rem;
}

.brand {
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--color-text);
    text-decoration: none;
}

.user-box {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-name {
    color: var(--color-muted);
    font-size: 0.9rem;
}

.site-main {
    max-width: 960px;
    margin: 0 auto;
    padding: 2rem 1.5rem 4rem;
}

.btn {
    display: inline-block;
    padding: 0.5rem 1rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    background: var(--color-surface);
    color: var(--color-text);
    text-decoration: none;
    font-size: 0.9rem;
    cursor: pointer;
}

.btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-sm {
    padding: 0.25rem 0.6rem;
    font-size: 0.8rem;
}

.btn-approve {
    background: var(--color-approved);
    border-color: #4caf50;
    color: #2e7d32;
}

.btn-approve:hover {
    background: #4caf50;
    border-color: #4caf50;
    color: #fff;
}

.btn-reject {
    background: #fdecea;
    border-color: #e57373;
    color: #c62828;
}

.btn-reject:hover {
    background: #e57373;
    border-color: #e57373;
    color: #fff;
}

.view-tabs {
    display: flex;
    gap: 0.4rem;
}

.view-tabs .btn.is-active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.btn-ghost {
    background: transparent;
    border-color: transparent;
    color: var(--color-primary);
}

.btn-primary {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
    width: 100%;
    padding: 0.75rem;
    font-size: 1rem;
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: #fff;
}

.alert {
    padding: 0.9rem 1.1rem;
    border-radius: var(--radius);
    border: 1px solid transparent;
    margin: 1rem 0;
}

.alert-info {
    background: #eef4ff;
    border-color: #c9dcff;
    color: #1a3d8f;
}

.alert-danger {
    background: #fdecea;
    border-color: #f5c6c2;
    color: var(--color-danger);
}

.project-select {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
}

.project-select label {
    color: var(--color-muted);
    font-size: 0.9rem;
}

.project-select select {
    padding: 0.4rem 0.6rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.95rem;
    background: var(--color-surface);
}

.dash-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.25rem;
}

.dash-header h1 {
    margin: 0;
    font-size: 1.5rem;
}

.cr-table-wrap {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    overflow: hidden;
}

.cr-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.9rem;
}

.cr-table th,
.cr-table td {
    text-align: left;
    padding: 0.7rem 1rem;
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
}

.cr-table th {
    background: #fafbfc;
    color: var(--color-muted);
    font-weight: 600;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.03em;
}

.cr-table tr:last-child td {
    border-bottom: none;
}

.cr-table tr.is-pending td {
    background: var(--color-pending);
}

.cr-table tr.is-approved td {
    background: var(--color-approved);
}

.cr-table tr.is-rejected td {
    background: #f7f7f7;
    color: var(--color-muted);
}

.cr-table tr.is-rejected .cr-name a {
    color: var(--color-muted);
    text-decoration: line-through;
}

/* Approve + Reject always on the same row */
.cr-table td.cr-actions {
    display: flex;
    gap: 0.5rem;
    align-items: center;
}

.cr-name a {
    color: var(--color-primary);
    text-decoration: none;
    font-weight: 600;
}

.cr-name a:hover {
    text-decoration: underline;
}

.cr-desc {
    display: block;
    margin-top: 0.25rem;
    color: var(--color-muted);
    font-size: 0.8rem;
}

.badge {
    display: inline-block;
    padding: 0.15rem 0.6rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    background: #e5e7eb;
    color: var(--color-text);
}

.auth-box {
    max-width: 420px;
    margin: 3rem auto 0;
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 2rem;
}

.auth-box h1 {
    margin-top: 0;
    font-size: 1.3rem;
}

.auth-box .form-field {
    margin-bottom: 1rem;
}

.auth-box input {
    width: 100%;
    padding: 0.7rem 0.8rem;
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: 0.95rem;
}

.auth-box input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.auth-box label {
    display: block;
    margin-bottom: 0.3rem;
    color: var(--color-muted);
    font-size: 0.85rem;
}

/* ============================================================
   Mobile: collapse the CR table into stacked cards
   ============================================================ */
@media (max-width: 640px) {
    .site-header {
        padding: 0.75rem 1rem;
    }

    .site-main {
        padding: 1rem 0.75rem 3rem;
    }

    .dash-header {
        flex-direction: column;
        align-items: flex-start;
    }

    .view-tabs {
        flex-wrap: wrap;
    }

    .project-select {
        flex-wrap: wrap;
    }

    .cr-table-wrap {
        background: transparent;
        border: none;
        border-radius: 0;
        overflow: visible;
    }

    .cr-table,
    .cr-table tbody,
    .cr-table tr,
    .cr-table td {
        display: block;
        width: 100%;
    }

    .cr-table thead {
        display: none;
    }

    .cr-table tr {
        background: var(--color-surface);
        border: 1px solid var(--color-border);
        border-radius: var(--radius);
        padding: 0.75rem 1rem;
        margin-bottom: 1rem;
    }

    .cr-table tr.is-pending {
        background: var(--color-pending);
    }

    .cr-table tr.is-approved {
        background: var(--color-approved);
    }

    .cr-table tr.is-rejected {
        background: #f7f7f7;
    }

    .cr-table td {
        border-bottom: 1px solid var(--color-border);
        padding: 0.5rem 0;
        display: flex;
        justify-content: space-between;
        align-items: center;
        gap: 1rem;
    }

    .cr-table td:last-child {
        border-bottom: none;
    }

    .cr-table td[data-label]::before {
        content: attr(data-label);
        color: var(--color-muted);
        font-size: 0.72rem;
        text-transform: uppercase;
        letter-spacing: 0.03em;
        flex-shrink: 0;
    }

    /* Title cell becomes the card header */
    .cr-table td.cr-name {
        display: block;
        font-size: 1rem;
        margin-bottom: 0.35rem;
        padding-bottom: 0.6rem;
        border-bottom: 1px solid var(--color-border);
    }

    /* Approve/Reject split the row evenly */
    .cr-table td.cr-actions .btn {
        flex: 1;
        justify-content: center;
        display: inline-flex;
        align-items: center;
    }
}