:root {
    --lw-blue: #0b3d91;
    --lw-blue-dark: #072a65;
    --lw-blue-light: #1c56b8;
    --lw-accent: #2fb6c7;
    --lw-bg: #f4f7fb;
    --lw-bg-alt: #eef3fa;
    --lw-text: #1a2340;
    --lw-muted: #5a6782;
    --lw-muted-light: #8a95ad;
    --lw-card: #ffffff;
    --lw-border: #e3e9f2;
    --lw-border-strong: #cbd6e5;
    --lw-danger: #dc2626;
    --lw-danger-bg: #fee2e2;
    --lw-success: #16a34a;
    --lw-success-bg: #dcfce7;
    --lw-warning: #d97706;
    --lw-warning-bg: #fef3c7;
    --lw-info: #2563eb;
    --lw-info-bg: #dbeafe;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow: 0 8px 24px rgba(11, 61, 145, 0.08);
    --shadow-lg: 0 20px 60px rgba(11, 61, 145, 0.12);
    --sidebar-width: 260px;
}

* { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    color: var(--lw-text);
    background: var(--lw-bg);
    font-size: 14px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a { color: var(--lw-blue); text-decoration: none; }
a:hover { text-decoration: underline; }

h1, h2, h3, h4 { margin: 0 0 0.5rem; font-weight: 700; color: var(--lw-blue-dark); }
h1 { font-size: 1.5rem; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1.05rem; }
p { margin: 0 0 0.75rem; }

/* ---------------- Login layout ---------------- */
.login-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
    background:
        radial-gradient(1000px 600px at 10% 10%, rgba(47, 182, 199, 0.14), transparent 60%),
        radial-gradient(900px 500px at 90% 90%, rgba(11, 61, 145, 0.14), transparent 60%),
        linear-gradient(135deg, #eaf2fb 0%, #f4f7fb 50%, #e6f4f6 100%);
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--lw-card);
    border: 1px solid var(--lw-border);
    border-radius: 18px;
    padding: 2.5rem 2.25rem;
    box-shadow: var(--shadow-lg);
}

.login-card .logo-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.login-card .logo-wrap img {
    max-width: 160px;
    max-height: 120px;
    width: auto;
    height: auto;
}

.login-card h1 {
    text-align: center;
    margin-bottom: 0.35rem;
}

.login-card .subtitle {
    text-align: center;
    color: var(--lw-muted);
    margin-bottom: 2rem;
}

.login-error {
    background: var(--lw-danger-bg);
    color: var(--lw-danger);
    border: 1px solid rgba(220, 38, 38, 0.25);
    padding: 0.75rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1.25rem;
    font-size: 0.9rem;
}

/* ---------------- Form controls ---------------- */
.field { margin-bottom: 1rem; }
.field label {
    display: block;
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--lw-muted);
    margin-bottom: 0.35rem;
    text-transform: uppercase;
    letter-spacing: 0.4px;
}

.input, .select, .textarea {
    width: 100%;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--lw-border-strong);
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.95rem;
    color: var(--lw-text);
    background: #fff;
    transition: border-color 0.15s, box-shadow 0.15s;
}

.input:focus, .select:focus, .textarea:focus {
    outline: none;
    border-color: var(--lw-blue);
    box-shadow: 0 0 0 3px rgba(11, 61, 145, 0.15);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.45rem;
    padding: 0.65rem 1.1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.05s, background-color 0.15s, border-color 0.15s, color 0.15s;
    text-decoration: none;
    white-space: nowrap;
}

.btn:active { transform: translateY(1px); }

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

.btn-secondary {
    background: #fff;
    color: var(--lw-text);
    border-color: var(--lw-border-strong);
}
.btn-secondary:hover { background: var(--lw-bg-alt); }

.btn-ghost {
    background: transparent;
    color: var(--lw-muted);
    border-color: transparent;
}
.btn-ghost:hover { color: var(--lw-text); background: var(--lw-bg-alt); }

.btn-sm { padding: 0.4rem 0.75rem; font-size: 0.82rem; }
.btn-block { width: 100%; }

/* ---------------- App layout (sidebar + main) ---------------- */
.app-body {
    margin: 0;
    min-height: 100vh;
    display: flex;
}

.app-sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, #072a65 0%, #0b3d91 100%);
    color: #fff;
    display: flex;
    flex-direction: column;
    padding: 1.5rem 1rem 1rem;
    position: sticky;
    top: 0;
    align-self: flex-start;
    height: 100vh;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0 0.5rem 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    margin-bottom: 1rem;
}

.brand-logo {
    width: 44px;
    height: 44px;
    object-fit: contain;
    background: #fff;
    border-radius: 10px;
    padding: 4px;
}

.brand-title { font-size: 1rem; font-weight: 700; }
.brand-subtitle { font-size: 0.75rem; color: rgba(255, 255, 255, 0.7); }

.app-nav {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.nav-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.6rem 0.75rem;
    border-radius: var(--radius-sm);
    color: rgba(255, 255, 255, 0.82);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: background-color 0.15s, color 0.15s;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.08);
    color: #fff;
    text-decoration: none;
}

.nav-item svg { width: 18px; height: 18px; flex-shrink: 0; }

.nav-item-active {
    background: rgba(255, 255, 255, 0.14);
    color: #fff;
}

.sidebar-footer {
    padding-top: 0.75rem;
    border-top: 1px solid rgba(255, 255, 255, 0.12);
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.user-chip {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 0.5rem;
    color: #fff;
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: var(--lw-accent);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: #072a65;
}

.user-name { font-size: 0.88rem; font-weight: 600; }
.user-role { font-size: 0.72rem; color: rgba(255, 255, 255, 0.7); }

.logout-form .btn {
    color: rgba(255, 255, 255, 0.85);
}
.logout-form .btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}

.app-main {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
}

.app-topbar {
    padding: 1.25rem 2rem;
    background: #fff;
    border-bottom: 1px solid var(--lw-border);
    position: sticky;
    top: 0;
    z-index: 5;
}

.page-title { margin: 0; color: var(--lw-blue-dark); font-size: 1.35rem; }

.app-content {
    padding: 1.75rem 2rem 3rem;
    max-width: 1400px;
    width: 100%;
}

/* ---------------- Card ---------------- */
.card {
    background: var(--lw-card);
    border: 1px solid var(--lw-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    margin-bottom: 1.5rem;
}

.card-header {
    padding: 1rem 1.25rem;
    border-bottom: 1px solid var(--lw-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.card-title {
    margin: 0;
    font-size: 1rem;
    color: var(--lw-blue-dark);
}

.card-body { padding: 1.25rem; }

.report-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
    margin-bottom: 1rem;
    padding: 0.25rem;
    border-radius: var(--radius-sm);
    background: var(--lw-card);
    border: 1px solid var(--lw-border);
    box-shadow: var(--shadow-sm);
}
.report-tabs a {
    padding: 0.55rem 1rem;
    border-radius: var(--radius-sm);
    text-decoration: none;
    color: var(--lw-muted);
    font-weight: 500;
}
.report-tabs a:hover {
    background: var(--lw-bg-alt);
    color: var(--lw-blue);
}
.report-tabs a.is-active {
    background: rgba(47, 182, 199, 0.12);
    color: var(--lw-blue-dark);
}

/**
 * Pending Assignments: real buttons (same as Apply / Export) — overrides generic `.report-tabs a`.
 */
.report-tabs.report-tabs--btn-group {
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 0.6rem;
    flex-wrap: wrap;
}
.report-tabs.report-tabs--btn-group > a.btn {
    margin: 0;
    text-decoration: none !important;
    box-shadow: var(--shadow-sm);
}
.report-tabs.report-tabs--btn-group > a.btn:hover {
    text-decoration: none !important;
}
.report-tabs.report-tabs--btn-group > a.btn:focus-visible {
    outline: 2px solid var(--lw-accent);
    outline-offset: 2px;
}
.report-tabs.report-tabs--btn-group > a.btn-secondary {
    background: #fff;
    color: var(--lw-text);
    border-color: var(--lw-border-strong);
}
.report-tabs.report-tabs--btn-group > a.btn-secondary:hover {
    background: var(--lw-bg-alt);
    color: var(--lw-text);
    border-color: var(--lw-border-strong);
}
.report-tabs.report-tabs--btn-group > a.btn-primary {
    background: var(--lw-blue);
    color: #fff;
    border-color: var(--lw-blue);
}
.report-tabs.report-tabs--btn-group > a.btn-primary:hover {
    background: var(--lw-blue-dark);
    color: #fff;
    border-color: var(--lw-blue-dark);
}

.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;
}

/* ---------------- Flash messages ---------------- */
.flash {
    padding: 0.8rem 1rem;
    border-radius: var(--radius-sm);
    margin-bottom: 1rem;
    border: 1px solid transparent;
    font-size: 0.9rem;
}
.flash-success { background: var(--lw-success-bg); color: #14532d; border-color: #bbf7d0; }
.flash-error   { background: var(--lw-danger-bg);  color: #7f1d1d; border-color: #fecaca; }
.flash-info    { background: var(--lw-info-bg);    color: #1e3a8a; border-color: #bfdbfe; }
.flash-warning { background: var(--lw-warning-bg); color: #78350f; border-color: #fde68a; }

/* ---------------- Dashboard grid ---------------- */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    background: var(--lw-card);
    border: 1px solid var(--lw-border);
    border-radius: var(--radius);
    padding: 1.1rem 1.25rem;
    box-shadow: var(--shadow-sm);
}

.stat-label {
    font-size: 0.72rem;
    font-weight: 600;
    color: var(--lw-muted);
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 0.4rem;
}

.stat-value {
    font-size: 1.6rem;
    font-weight: 700;
    color: var(--lw-blue-dark);
}

.stat-hint { font-size: 0.75rem; color: var(--lw-muted); margin-top: 0.25rem; }

.reports-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1rem;
}

.report-card {
    display: flex;
    flex-direction: column;
    padding: 1.25rem;
    background: var(--lw-card);
    border: 1px solid var(--lw-border);
    border-radius: var(--radius);
    text-decoration: none;
    color: inherit;
    transition: transform 0.12s, box-shadow 0.12s, border-color 0.12s;
}

.report-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow);
    border-color: var(--lw-border-strong);
    text-decoration: none;
}

.report-card-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    background: var(--lw-info-bg);
    color: var(--lw-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 0.9rem;
}

.report-card-icon svg { width: 22px; height: 22px; }

.report-card h3 { margin: 0 0 0.25rem; color: var(--lw-blue-dark); }
.report-card p { margin: 0; color: var(--lw-muted); font-size: 0.88rem; }

/* ---------------- Filters ---------------- */
.filters {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 0.75rem;
    align-items: end;
}

.filters .actions {
    display: flex;
    gap: 0.5rem;
    align-items: end;
}

/* ---------------- Table ---------------- */
.table-wrap {
    overflow-x: auto;
    border-radius: var(--radius);
}

table.table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.88rem;
}

table.table th, table.table td {
    text-align: left;
    padding: 0.7rem 0.85rem;
    border-bottom: 1px solid var(--lw-border);
    vertical-align: top;
}

table.table thead th {
    background: var(--lw-bg-alt);
    font-size: 0.75rem;
    text-transform: uppercase;
    color: var(--lw-muted);
    font-weight: 700;
    letter-spacing: 0.4px;
    border-bottom: 1px solid var(--lw-border-strong);
    position: sticky;
    top: 0;
}

table.table tbody tr:hover { background: #fafcff; }

.cell-muted { color: var(--lw-muted); font-size: 0.82rem; }
.cell-mono  { font-family: 'SFMono-Regular', Consolas, 'Liberation Mono', Menlo, monospace; font-size: 0.82rem; }

.badge {
    display: inline-block;
    padding: 0.2rem 0.55rem;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    border: 1px solid transparent;
}
.badge-green  { background: #dcfce7; color: #166534; border-color: #bbf7d0; }
.badge-blue   { background: #dbeafe; color: #1e3a8a; border-color: #bfdbfe; }
.badge-red    { background: #fee2e2; color: #991b1b; border-color: #fecaca; }
.badge-gray   { background: #f1f5f9; color: #475569; border-color: #e2e8f0; }
.badge-amber  { background: #fef3c7; color: #92400e; border-color: #fde68a; }
.badge-violet { background: #ede9fe; color: #5b21b6; border-color: #ddd6fe; }
.badge-cyan   { background: #cffafe; color: #155e75; border-color: #a5f3fc; }

/* ---------------- Pagination ---------------- */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.85rem 1rem;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.85rem;
    color: var(--lw-muted);
}

.pagination .pager { display: flex; gap: 0.35rem; }
.pagination .pager a, .pagination .pager span {
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--lw-border-strong);
    border-radius: 6px;
    color: var(--lw-text);
    text-decoration: none;
    font-weight: 500;
}
.pagination .pager a:hover { background: var(--lw-bg-alt); text-decoration: none; }
.pagination .pager .current { background: var(--lw-blue); color: #fff; border-color: var(--lw-blue); }
.pagination .pager .disabled { color: var(--lw-muted-light); cursor: not-allowed; }

/* ---------------- Diff ---------------- */
.diff { display: flex; gap: 0.5rem; align-items: center; flex-wrap: wrap; }
.diff .from, .diff .to {
    padding: 0.1rem 0.4rem;
    border-radius: 4px;
    font-family: 'SFMono-Regular', Consolas, Menlo, monospace;
    font-size: 0.78rem;
    max-width: 260px;
    overflow-wrap: anywhere;
}
.diff .from { background: #fee2e2; color: #7f1d1d; text-decoration: line-through; }
.diff .to   { background: #dcfce7; color: #166534; }
.diff .arrow { color: var(--lw-muted); font-weight: 700; }

.empty-state {
    text-align: center;
    padding: 3rem 1rem;
    color: var(--lw-muted);
}

.empty-state h3 { margin-bottom: 0.25rem; color: var(--lw-text); }

/* ---------------- People autocomplete ---------------- */
.people-ac {
    position: relative;
}
.people-ac .people-ac-input {
    width: 100%;
    padding-right: 2rem;
}
.people-ac.is-filled .people-ac-input {
    background: #eef6f7;
    border-color: var(--lw-accent);
}
.people-ac-list {
    position: absolute;
    top: calc(100% + 4px);
    left: 0;
    right: 0;
    max-height: 260px;
    overflow-y: auto;
    background: #fff;
    border: 1px solid var(--lw-border-strong);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow);
    z-index: 50;
    padding: 0.25rem 0;
}
.people-ac-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.45rem 0.75rem;
    cursor: pointer;
    font-size: 0.88rem;
    color: var(--lw-text);
}
.people-ac-item:hover,
.people-ac-item.is-active {
    background: var(--lw-bg-alt);
}
.people-ac-item mark {
    background: #fef3c7;
    color: inherit;
    padding: 0 0.1rem;
    border-radius: 2px;
}
.people-ac-name {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 0.1rem;
    overflow: hidden;
}
.people-ac-sub {
    color: var(--lw-muted);
    font-size: 0.76rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}
.people-ac-id {
    color: var(--lw-muted);
    font-family: 'SFMono-Regular', Consolas, Menlo, monospace;
    font-size: 0.75rem;
}
.people-ac-empty {
    padding: 0.6rem 0.75rem;
    color: var(--lw-muted);
    font-size: 0.85rem;
    font-style: italic;
}

/* ---------------- Checkbox row ---------------- */
.checkbox-row {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.85rem;
    color: var(--lw-text);
    margin-right: 1rem;
    margin-bottom: 0.35rem;
    cursor: pointer;
    user-select: none;
}
.checkbox-row input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--lw-blue);
    cursor: pointer;
}

/* ---------------- Inline dropdown forms (details/summary) ---------------- */
.inline-form { display: inline-block; position: relative; }
.inline-form > summary {
    list-style: none;
    cursor: pointer;
    user-select: none;
}
.inline-form > summary::-webkit-details-marker { display: none; }
.inline-form[open] > summary { background: var(--lw-bg-alt); }

/* ---------------- Responsive ---------------- */
@media (max-width: 860px) {
    .app-body { flex-direction: column; }
    .app-sidebar {
        width: 100%;
        height: auto;
        position: static;
        flex-direction: row;
        padding: 0.75rem 1rem;
        gap: 0.75rem;
        align-items: center;
    }
    .brand { border: none; margin: 0; padding: 0; }
    .app-nav { flex-direction: row; overflow-x: auto; gap: 0.25rem; }
    .nav-item { padding: 0.45rem 0.65rem; }
    .nav-item span { display: none; }
    .sidebar-footer { margin-left: auto; flex-direction: row; align-items: center; border: none; padding: 0; }
    .user-chip { padding: 0; }
    .app-topbar, .app-content { padding-left: 1rem; padding-right: 1rem; }
}