:root {
    --bg: #0f172a;
    --panel: #1e293b;
    --text: #e2e8f0;
    --muted: #94a3b8;
    --accent: #22d3ee;
    --danger: #ef4444;
    --warning: #f59e0b;
    --success: #22c55e;
    --border: #334155;
}

* { box-sizing: border-box; }
body {
    margin: 0;
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background: radial-gradient(120% 120% at 10% 10%, #111827, #0b1021);
    color: var(--text);
}

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

.top-bar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    background: rgba(15, 23, 42, 0.85);
    position: sticky;
    top: 0;
    z-index: 10;
    backdrop-filter: blur(10px);
}
.brand { font-weight: 700; letter-spacing: 0.8px; color: var(--accent); }
.nav { display: flex; gap: 12px; flex-wrap: wrap; }
.nav a { padding: 8px 10px; border-radius: 8px; color: var(--text); }
.nav a.active, .nav a:hover { background: rgba(34, 211, 238, 0.1); }
.user-box { display: flex; align-items: center; gap: 12px; }
.user { color: var(--muted); }
.search-box { position: relative; }
.search-box input { padding: 8px 10px; border-radius: 8px; border: 1px solid var(--border); background: var(--panel); color: var(--text); }
.search-results {
    position: absolute;
    top: 110%;
    right: 0;
    width: 240px;
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 8px;
    box-shadow: 0 12px 30px rgba(0,0,0,0.25);
}
.search-results .result-group { font-weight: 700; margin-top: 6px; color: var(--muted); }
.search-results .result-link { display: block; padding: 6px 0; color: var(--text); border-bottom: 1px solid var(--border); cursor: pointer; }
.search-results .result-link:last-child { border-bottom: none; }
.search-results .result-link:hover { background: rgba(34, 211, 238, 0.08); }
.search-results .result { padding: 4px 0; border-bottom: 1px solid var(--border); }
.search-results .result:last-child { border-bottom: none; }

.content { padding: 20px; max-width: 1200px; margin: 0 auto 40px; }
.card {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 16px;
    margin-bottom: 16px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
}
.card-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 12px; }
.card h3 { margin: 0; }
.grid { display: grid; gap: 12px; }
.grid.two { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.grid.three { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.stats .card { text-align: center; }
.value { font-size: 28px; font-weight: 700; }
.label { color: var(--muted); }
.warning { border-color: rgba(245, 158, 11, 0.4); }

label { display: flex; flex-direction: column; gap: 6px; color: var(--muted); font-size: 14px; }
input, textarea, select, button {
    font: inherit;
}
input, textarea, select {
    padding: 10px;
    border-radius: 10px;
    border: 1px solid var(--border);
    background: #111827;
    color: var(--text);
}
textarea { min-height: 90px; }

button, .button {
    padding: 10px 14px;
    border: none;
    border-radius: 10px;
    background: var(--accent);
    color: #0f172a;
    font-weight: 700;
    cursor: pointer;
}
.button.ghost { background: transparent; border: 1px solid var(--border); color: var(--text); }
.button.danger, button.danger { background: var(--danger); color: #fff; }
.form-actions { display: flex; align-items: center; gap: 10px; margin-top: auto; }

.table { width: 100%; display: grid; gap: 6px; }
.table-head, .table-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 8px;
    align-items: center;
}
.table-head { font-weight: 700; color: var(--muted); }
.table-row {
    padding: 8px;
    border: 1px solid var(--border);
    border-radius: 10px;
}
.table-row.overdue { border-color: rgba(239, 68, 68, 0.5); }
.actions { display: flex; gap: 8px; flex-wrap: wrap; }
.files { display: flex; flex-direction: column; gap: 6px; }
.files form { margin-top: 6px; display: flex; gap: 6px; flex-wrap: wrap; align-items: center; }
.files input[type=file] { max-width: 220px; }

.badge { display: inline-block; padding: 4px 8px; border-radius: 999px; background: rgba(255,255,255,0.08); color: var(--text); font-size: 12px; }
.badge.danger { background: rgba(239, 68, 68, 0.15); color: #fecaca; }
.tag { padding: 2px 8px; border-radius: 6px; font-size: 12px; }
.tag-blue { background: rgba(59, 130, 246, 0.2); color: #bfdbfe; }
.tag-green { background: rgba(16, 185, 129, 0.2); color: #bbf7d0; }
.tag-orange { background: rgba(245, 158, 11, 0.2); color: #fed7aa; }
.tag-red { background: rgba(239, 68, 68, 0.2); color: #fecaca; }

.list { list-style: none; padding: 0; margin: 0; display: grid; gap: 8px; }
.list li { padding: 10px; border-radius: 10px; border: 1px solid var(--border); }
.muted { color: var(--muted); }

.alert { padding: 10px; border-radius: 10px; margin-bottom: 8px; }
.alert.success { background: rgba(34, 197, 94, 0.1); color: #86efac; }
.alert.error { background: rgba(239, 68, 68, 0.1); color: #fecaca; }

.calendar { display: grid; gap: 8px; }
.calendar-row { display: grid; grid-template-columns: 100px 120px 1fr; align-items: center; padding: 10px; border: 1px solid var(--border); border-radius: 10px; }

.invoices { display: flex; flex-direction: column; gap: 6px; }
.invoice-line { display: flex; flex-direction: column; gap: 4px; padding: 6px; border: 1px solid var(--border); border-radius: 8px; }
.inline-form { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
.inline-form select { max-width: 120px; }

.login { display: grid; place-items: center; height: 100vh; }
.login-card { width: 360px; max-width: 90vw; background: var(--panel); border: 1px solid var(--border); padding: 24px; border-radius: 14px; box-shadow: 0 10px 30px rgba(0,0,0,0.25); }
.login-card h1 { margin-top: 0; }
.login-card form { display: grid; gap: 10px; }

.status-select.saved, .retainer-status.saved { border-color: var(--success); }

@media (max-width: 720px) {
    .top-bar { flex-direction: column; align-items: flex-start; gap: 10px; }
    .nav { width: 100%; overflow-x: auto; }
    .calendar-row { grid-template-columns: 1fr; }
    .table-head, .table-row { grid-template-columns: 1fr; }
    .search-results { left: 0; right: auto; width: 100%; }
}
.filters { display: flex; gap: 8px; align-items: flex-end; flex-wrap: wrap; }
.filters label { min-width: 140px; }