:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-2: #273449;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --border: #334155;
  --primary: #3b82f6;
  --primary-hover: #2563eb;
  --income: #22c55e;
  --expense: #ef4444;
  --net: #eab308;
  --shadow: 0 10px 30px rgba(0, 0, 0, .35);
  --radius: 14px;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: "Segoe UI", Tahoma, system-ui, -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
.hidden { display: none !important; }

button {
  cursor: pointer;
  font-family: inherit;
  border: none;
  border-radius: 10px;
  padding: 10px 16px;
  font-size: 14px;
  background: var(--primary);
  color: #fff;
  transition: background .15s, transform .05s;
}
button:hover { background: var(--primary-hover); }
button:active { transform: translateY(1px); }
.btn-secondary { background: var(--panel-2); color: var(--text); }
.btn-secondary:hover { background: #334155; }
.btn-primary { background: var(--primary); }
.link-btn { background: transparent; color: var(--muted); padding: 6px 10px; }
.link-btn:hover { background: transparent; color: var(--text); }

input, select, textarea {
  font-family: inherit;
  font-size: 14px;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  width: 100%;
}
input:focus, select:focus, textarea:focus { outline: 2px solid var(--primary); border-color: transparent; }
label { display: block; font-size: 13px; color: var(--muted); margin: 12px 0 6px; }

/* ---------- الدخول ---------- */
.login-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: radial-gradient(1200px 600px at 50% -10%, #1e293b, var(--bg));
  padding: 20px;
}
.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 32px 28px;
  text-align: center;
}
.login-logo { font-size: 46px; }
.login-card h1 { font-size: 20px; margin: 6px 0 20px; }
.login-card label { text-align: start; }
.login-card button[type="submit"] { width: 100%; margin-top: 20px; padding: 12px; font-size: 15px; }

/* ---------- الشريط العلوي ---------- */
.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px 20px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.brand { font-size: 16px; display: flex; align-items: center; gap: 8px; }
.brand span { font-size: 22px; }
.tabs { display: flex; gap: 6px; flex: 1; flex-wrap: wrap; }
.tab { background: transparent; color: var(--muted); padding: 8px 14px; }
.tab:hover { background: var(--panel-2); color: var(--text); }
.tab.active { background: var(--primary); color: #fff; }
.topbar-right { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.user-chip { font-size: 13px; color: var(--muted); }

.content { padding: 24px; max-width: 1200px; margin: 0 auto; }

/* ---------- الفلاتر ---------- */
.filters { display: flex; align-items: end; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.filters label { margin: 0 0 4px; }
.filters input, .filters select { width: auto; min-width: 140px; }
.filters.inline { margin: 0; }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }

/* ---------- بطاقات الملخص ---------- */
.currency-block { margin-bottom: 28px; }
.currency-block h2 { font-size: 16px; color: var(--muted); margin: 0 0 12px; border-inline-start: 3px solid var(--primary); padding-inline-start: 10px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 16px; }
.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
}
.card .card-label { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.card .card-value { font-size: 26px; font-weight: 700; }
.card.income { border-top: 3px solid var(--income); }
.card.expense { border-top: 3px solid var(--expense); }
.card.net { border-top: 3px solid var(--net); }
.card.count { border-top: 3px solid var(--muted); }
.card.income .card-value { color: var(--income); }
.card.expense .card-value { color: var(--expense); }
.card.net .card-value { color: var(--net); }
.value-neg { color: var(--expense) !important; }

/* ---------- الجداول ---------- */
.table-wrap { overflow-x: auto; background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
thead th { text-align: start; padding: 14px; color: var(--muted); font-weight: 600; border-bottom: 1px solid var(--border); white-space: nowrap; }
tbody td { padding: 12px 14px; border-bottom: 1px solid var(--border); }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--panel-2); }
.badge { display: inline-block; padding: 3px 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
.badge.income { background: rgba(34,197,94,.15); color: var(--income); }
.badge.expense { background: rgba(239,68,68,.15); color: var(--expense); }
.badge.create { background: rgba(34,197,94,.15); color: var(--income); }
.badge.update { background: rgba(234,179,8,.15); color: var(--net); }
.badge.delete { background: rgba(239,68,68,.15); color: var(--expense); }
.row-actions { display: flex; gap: 6px; }
.row-actions button { padding: 6px 10px; font-size: 12px; }
.amount-cell { font-weight: 700; white-space: nowrap; }
.empty { text-align: center; color: var(--muted); padding: 40px; }

/* ---------- النوافذ المنبثقة ---------- */
.modal { position: fixed; inset: 0; background: rgba(0,0,0,.6); display: grid; place-items: center; z-index: 50; padding: 20px; }
.modal-card { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow); padding: 26px; width: 100%; max-width: 520px; max-height: 90vh; overflow-y: auto; }
.modal-card h2 { margin: 0 0 16px; font-size: 18px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.modal-actions { display: flex; gap: 10px; margin-top: 22px; }
.modal-actions button { flex: 1; }

/* ---------- الإعدادات ---------- */
.settings-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }
.panel { background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; }
.panel h2 { margin: 0 0 16px; font-size: 17px; }
.panel button[type="submit"] { margin-top: 18px; }
.users-list { list-style: none; padding: 0; margin: 0; }
.users-list li { padding: 12px; border-bottom: 1px solid var(--border); display: flex; justify-content: space-between; }
.users-list li:last-child { border: none; }

/* ---------- الرسائل ---------- */
.error-msg { color: var(--expense); font-size: 13px; margin-top: 12px; }
.msg { font-size: 13px; margin-top: 12px; }
.msg.ok { color: var(--income); }
.msg.err { color: var(--expense); }
.toast { position: fixed; bottom: 24px; inset-inline-start: 50%; transform: translateX(-50%); background: var(--panel-2); color: var(--text); padding: 12px 22px; border-radius: 10px; box-shadow: var(--shadow); border: 1px solid var(--border); z-index: 100; }

/* history diff */
.hist-entry { border: 1px solid var(--border); border-radius: 10px; padding: 12px; margin-bottom: 10px; }
.hist-head { display: flex; justify-content: space-between; margin-bottom: 8px; font-size: 13px; color: var(--muted); flex-wrap: wrap; gap: 6px; }
.diff-grid { display: grid; grid-template-columns: auto 1fr 1fr; gap: 4px 12px; font-size: 13px; }
.diff-grid .k { color: var(--muted); }
.diff-grid .changed { color: var(--net); font-weight: 600; }

@media (max-width: 640px) {
  .form-row { grid-template-columns: 1fr; }
  .tabs { order: 3; width: 100%; }
}