:root {
    --bg: #0f172a;
    --bg-soft: #1e293b;
    --panel: #ffffff;
    --panel-soft: #f8fafc;
    --border: #e2e8f0;
    --text: #0f172a;
    --text-soft: #64748b;
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --success: #16a34a;
    --danger: #dc2626;
    --warn: #d97706;
    --radius: 10px;
    --shadow: 0 1px 3px rgba(15, 23, 42, .08), 0 1px 2px rgba(15, 23, 42, .04);
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }

body {
    margin: 0;
    background: var(--panel-soft);
    color: var(--text);
    font-size: 14px;
    line-height: 1.45;
}

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

/* ---- Top bar ---- */
.topbar {
    background: var(--bg);
    color: #e2e8f0;
    box-shadow: var(--shadow);
    position: sticky;
    top: 0;
    z-index: 50;
}
.topbar-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 20px;
    height: 56px;
}
.brand { font-weight: 700; font-size: 18px; color: #fff; }
.brand span { color: #60a5fa; }
.brand:hover { text-decoration: none; }
.mainnav { display: flex; gap: 4px; flex: 1; flex-wrap: wrap; }
.mainnav a {
    color: #cbd5e1;
    padding: 7px 12px;
    border-radius: 8px;
    font-weight: 500;
}
.mainnav a:hover { background: var(--bg-soft); color: #fff; text-decoration: none; }
.mainnav a.active { background: var(--primary); color: #fff; }
.userbox { display: flex; align-items: center; gap: 10px; }
.username { color: #e2e8f0; font-weight: 500; }
.logout { color: #94a3b8; }
.role-pill {
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .04em;
    padding: 2px 8px;
    border-radius: 999px;
    font-weight: 700;
    background: #334155;
    color: #cbd5e1;
}
.role-pill.role-admin { background: #7c3aed; color: #fff; }
.role-pill.role-bookkeeper { background: #0891b2; color: #fff; }

/* ---- Layout ---- */
.content { max-width: 1400px; margin: 0 auto; padding: 24px 20px 80px; }
.page-head { margin-bottom: 18px; }
.page-head h1 { margin: 0; font-size: 22px; }
.subhead { color: var(--text-soft); margin: 4px 0 0; }

.panel {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 18px;
    margin-bottom: 18px;
}
.toolbar {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
    margin-bottom: 16px;
}
.toolbar .spacer { flex: 1; }

/* ---- Buttons ---- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    border: 1px solid var(--border);
    background: #fff;
    color: var(--text);
    padding: 8px 14px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: background .12s, border-color .12s;
}
.btn:hover { background: var(--panel-soft); text-decoration: none; }
.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-dark); }
.btn-success { background: var(--success); border-color: var(--success); color: #fff; }
.btn-danger { background: #fff; border-color: var(--danger); color: var(--danger); }
.btn-danger:hover { background: #fef2f2; }
.btn-sm { padding: 5px 10px; font-size: 13px; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

/* ---- Forms ---- */
label { display: block; font-weight: 600; margin-bottom: 4px; font-size: 13px; color: #334155; }
input, select, textarea {
    width: 100%;
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 14px;
    font-family: inherit;
    background: #fff;
    color: var(--text);
}
input:focus, select:focus, textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, .15);
}
textarea { resize: vertical; min-height: 60px; }
.field { margin-bottom: 14px; }
.grid { display: grid; gap: 14px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
@media (max-width: 820px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ---- Tables ---- */
.table-wrap { overflow-x: auto; }
table.data { width: 100%; border-collapse: collapse; font-size: 13.5px; }
table.data th, table.data td {
    text-align: left;
    padding: 9px 10px;
    border-bottom: 1px solid var(--border);
    vertical-align: top;
}
table.data th {
    background: var(--panel-soft);
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: .03em;
    color: var(--text-soft);
    position: sticky;
    top: 56px;
}
table.data tr.billed td { background: #f1f5f9; color: var(--text-soft); }
table.data tr.editing td { background: #eff6ff; }
table.data tbody tr:hover td { background: #f8fafc; }
.muted { color: var(--text-soft); }
.right { text-align: right; }
.center { text-align: center; }
.nowrap { white-space: nowrap; }

/* ---- Badges ---- */
.badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    padding: 2px 8px;
    border-radius: 999px;
    text-transform: uppercase;
    letter-spacing: .03em;
}
.badge-hourly { background: #dbeafe; color: #1e40af; }
.badge-nonbillable { background: #f1f5f9; color: #475569; }
.badge-monthly { background: #dcfce7; color: #166534; }
.badge-billed { background: #fee2e2; color: #991b1b; }
.badge-open { background: #ecfccb; color: #3f6212; }
.badge-warn { background: #fef3c7; color: #92400e; }

/* ---- Login ---- */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #0f172a, #1e3a8a);
    padding: 20px;
}
.login-card {
    background: #fff;
    border-radius: 14px;
    box-shadow: 0 20px 50px rgba(0,0,0,.3);
    padding: 32px;
    width: 100%;
    max-width: 380px;
}
.login-card h1 { margin: 0 0 4px; font-size: 22px; }
.login-card .brandline { color: #2563eb; font-weight: 700; }
.login-error { background: #fef2f2; color: #991b1b; padding: 10px 12px; border-radius: 8px; margin-bottom: 14px; font-size: 13px; }

/* ---- Toast ---- */
.toast {
    position: fixed;
    bottom: 24px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: #0f172a;
    color: #fff;
    padding: 12px 20px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,.25);
    opacity: 0;
    pointer-events: none;
    transition: opacity .2s, transform .2s;
    z-index: 100;
    max-width: 90vw;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }
.toast.error { background: #991b1b; }
.toast.success { background: #166534; }

/* ---- Autocomplete picker ---- */
.picker { position: relative; }
.picker-results {
    position: absolute;
    z-index: 60;
    top: 100%;
    left: 0;
    right: 0;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: 0 8px 24px rgba(15,23,42,.15);
    max-height: 280px;
    overflow-y: auto;
    margin-top: 2px;
    display: none;
}
.picker-results.open { display: block; }
.picker-item { padding: 8px 12px; cursor: pointer; }
.picker-item:hover, .picker-item.active { background: #eff6ff; }
.picker-item.child { padding-left: 28px; font-size: 13px; }
.picker-item .pi-code { color: var(--text-soft); font-size: 12px; }
.picker-item .pi-parent { color: var(--text-soft); font-size: 12px; }
.picker-item.child::before { content: "\21B3"; color: var(--text-soft); margin-right: 6px; }

/* ---- Attachments ---- */
.attachments { display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.attach-thumb {
    width: 42px; height: 42px;
    border-radius: 6px;
    border: 1px solid var(--border);
    object-fit: cover;
    cursor: pointer;
    background: #f1f5f9;
}
.attach-pdf {
    width: 42px; height: 42px;
    display: flex; align-items: center; justify-content: center;
    border: 1px solid var(--border);
    border-radius: 6px;
    font-size: 10px; font-weight: 700; color: var(--danger);
    background: #fef2f2; cursor: pointer; text-align: center;
}
.attach-del {
    position: relative;
    margin-left: -10px; margin-top: -32px;
    background: var(--danger); color: #fff;
    border: none; border-radius: 999px;
    width: 16px; height: 16px; font-size: 11px; line-height: 1;
    cursor: pointer; padding: 0;
}

/* ---- Tabs ---- */
.tabs { display: flex; gap: 6px; border-bottom: 1px solid var(--border); margin-bottom: 16px; }
.tabs button {
    background: none; border: none; padding: 10px 16px; cursor: pointer;
    font-size: 14px; font-weight: 600; color: var(--text-soft);
    border-bottom: 2px solid transparent;
}
.tabs button.active { color: var(--primary); border-bottom-color: var(--primary); }

/* ---- Export box ---- */
.export-box {
    width: 100%;
    font-family: ui-monospace, SFMono-Regular, Menlo, monospace;
    font-size: 12px;
    white-space: pre;
    overflow-x: auto;
    min-height: 160px;
}

.empty-state { text-align: center; padding: 40px; color: var(--text-soft); }
.inline-list { margin: 0; padding-left: 18px; }
.modal-backdrop {
    position: fixed; inset: 0; background: rgba(15,23,42,.55);
    display: none; align-items: center; justify-content: center; z-index: 90; padding: 20px;
}
.modal-backdrop.open { display: flex; }
.modal {
    background: #fff; border-radius: 12px; box-shadow: 0 20px 50px rgba(0,0,0,.3);
    width: 100%; max-width: 620px; max-height: 90vh; overflow-y: auto; padding: 22px;
}
.modal h2 { margin-top: 0; }
.modal-actions { display: flex; gap: 10px; justify-content: flex-end; margin-top: 18px; }
.dim { color: var(--text-soft); font-size: 12px; }
.alloc-row { display: grid; grid-template-columns: 1fr 140px 40px; gap: 8px; margin-bottom: 8px; align-items: center; }