/* ═══════════════════════════════════════
   payments.css — Unified Design v2
   Matching reports.html design language
   ═══════════════════════════════════════ */

:root {
  --rp:#6366f1; --rp-l:#818cf8; --rp-bg:#eef2ff;
  --bg:#f8fafc; --card:#fff; --border:#e2e8f0; --text:#0f172a; --muted:#64748b;
  --green:#10b981; --red:#ef4444; --amber:#f59e0b; --blue:#3b82f6;
  --sidebar-width:280px; --sidebar-collapsed-width:70px; --topbar-height:64px;
  --primary-color:#6366f1; --primary-hover:#4f46e5; --primary-light:#eef2ff;
  --secondary-color:#3b82f6; --success-color:#10b981; --warning-color:#f59e0b;
  --danger-color:#ef4444; --purple-color:#8b5cf6; --dark-color:#0f172a;
  --card-bg:#fff; --light-bg:#f8fafc; --border-color:#e2e8f0; --text-color:#0f172a; --text-muted:#64748b;
  --shadow-sm:0 1px 3px rgba(0,0,0,.04); --shadow-md:0 4px 12px rgba(0,0,0,.08); --shadow-lg:0 8px 24px rgba(0,0,0,.1);
  --transition:.25s ease;
}

[data-theme="dark"] {
  --bg:#0f172a; --card:#1e293b; --card-bg:#1e293b; --border:#334155; --text:#f1f5f9; --muted:#94a3b8;
  --rp-bg:rgba(99,102,241,.1); --primary-light:rgba(99,102,241,.1);
  --light-bg:#0f172a; --border-color:#334155; --text-color:#f1f5f9; --text-muted:#94a3b8; --dark-color:#f1f5f9;
}

* { box-sizing:border-box; margin:0; padding:0; }
body { font-family:"Cairo",Arial,sans-serif; background:var(--bg); color:var(--text); line-height:1.6; min-height:100vh; }

/* ── Layout ── */
.app-wrapper { display:flex; min-height:100vh; }
.main-content { flex:1; margin-right:var(--sidebar-width); min-height:100vh; transition:margin-right var(--transition); display:flex; flex-direction:column; }
.main-content.sidebar-collapsed { margin-right:var(--sidebar-collapsed-width); }
.page-content { flex:1; padding:20px 24px; margin-top:var(--topbar-height); }

/* ── Stats Grid ── */
.stats-grid { display:grid; grid-template-columns:repeat(auto-fit,minmax(200px,1fr)); gap:14px; margin-bottom:20px; }
.stat-card { background:var(--card); padding:18px; border-radius:16px; border:1px solid var(--border); position:relative; overflow:hidden; transition:all .25s; }
.stat-card::before { content:''; position:absolute; top:0; right:0; width:4px; height:100%; background:var(--rp); }
.stat-card.success::before { background:var(--green); }
.stat-card.danger::before { background:var(--red); }
.stat-card.warning::before { background:var(--amber); }
.stat-card.info::before { background:var(--blue); }
.stat-card:hover { transform:translateY(-2px); border-color:var(--rp-l); box-shadow:0 6px 20px rgba(99,102,241,.08); }
.stat-icon { font-size:28px; margin-bottom:6px; }
.stat-label { font-size:11.5px; color:var(--muted); font-weight:600; margin-bottom:2px; text-transform:uppercase; letter-spacing:.3px; }
.stat-value { font-size:24px; font-weight:800; color:var(--text); }

/* ── Cards ── */
.card { background:var(--card); border:1px solid var(--border); border-radius:16px; padding:20px 22px; margin-bottom:18px; }
.card-header { display:flex; justify-content:space-between; align-items:center; margin-bottom:18px; padding-bottom:14px; border-bottom:2px solid var(--rp); flex-wrap:wrap; gap:12px; }
.card-title { font-size:18px; font-weight:800; color:var(--text); display:flex; align-items:center; gap:10px; }
.card-actions { display:flex; gap:8px; flex-wrap:wrap; align-items:center; }

/* ── Buttons ── */
.btn { padding:9px 18px; border-radius:10px; border:none; cursor:pointer; font-family:inherit; font-size:13px; font-weight:700; transition:all .2s; display:inline-flex; align-items:center; gap:8px; text-decoration:none; }
.btn:hover:not(:disabled) { transform:translateY(-1px); }
.btn:disabled { opacity:.5; cursor:not-allowed; }
.btn-primary { background:linear-gradient(135deg,#6366f1,#8b5cf6); color:white; box-shadow:0 2px 8px rgba(99,102,241,.2); }
.btn-primary:hover { box-shadow:0 4px 12px rgba(99,102,241,.3); }
.btn-secondary { background:var(--bg); color:var(--text); border:1px solid var(--border); }
.btn-secondary:hover { border-color:var(--rp-l); color:var(--rp); }
.btn-success { background:#dcfce7; color:#166534; }
.btn-success:hover { background:#bbf7d0; }
.btn-danger { background:#fef2f2; color:#991b1b; }
.btn-danger:hover { background:#fecdd3; }
.btn-warning { background:#fef3c7; color:#92400e; }
.btn-info { background:#dbeafe; color:#1e40af; }
.btn-ghost { background:transparent; color:var(--muted); border:1.5px solid var(--border); }
.btn-ghost:hover { border-color:var(--rp); color:var(--rp); background:var(--rp-bg); }
.btn-sm { padding:7px 14px; font-size:12px; }
.btn-xs { padding:5px 10px; font-size:11px; }

/* ── Form Elements ── */
.form-group { margin-bottom:18px; }
.form-label { display:block; margin-bottom:6px; font-weight:700; color:var(--text); font-size:12.5px; text-transform:uppercase; letter-spacing:.2px; }
.form-label .required { color:var(--red); margin-right:4px; }
.form-input, .form-select { width:100%; padding:10px 14px; border:1.5px solid var(--border); border-radius:10px; font-family:inherit; font-size:13px; transition:all .2s; background:var(--card); color:var(--text); }
.form-input:focus, .form-select:focus { outline:none; border-color:var(--rp); box-shadow:0 0 0 3px rgba(99,102,241,.1); }
.form-input:disabled { background:var(--bg); color:var(--muted); }
.form-input.error { border-color:var(--red); background:rgba(239,68,68,.04); }
.form-checkbox { display:flex; align-items:center; gap:10px; cursor:pointer; }
.form-checkbox input[type="checkbox"], .form-checkbox input[type="radio"] { width:18px; height:18px; cursor:pointer; accent-color:var(--rp); }

/* ── Search & Filter ── */
.search-filter-bar { display:grid; grid-template-columns:2fr 1fr 1fr auto; gap:12px; margin-bottom:20px; align-items:end; }

/* ── Table ── */
.table-container { overflow-x:auto; border-radius:14px; border:1px solid var(--border); background:var(--card); }
table { width:100%; border-collapse:collapse; background:var(--card); min-width:900px; }
thead { background:var(--bg); }
th { padding:12px 14px; text-align:right; font-size:11px; font-weight:800; color:var(--muted); text-transform:uppercase; letter-spacing:.5px; white-space:nowrap; border-bottom:2px solid var(--border); }
td { padding:12px 14px; text-align:right; font-size:13px; color:var(--text); }
tbody tr { border-bottom:1px solid var(--border); transition:background .15s; }
tbody tr:hover { background:var(--rp-bg); }
tbody tr:last-child { border-bottom:none; }
.client-name { font-weight:700; color:var(--text); }
.client-contract { font-size:11px; color:var(--muted); margin-top:2px; }

/* ── Badges ── */
.badge { display:inline-block; padding:4px 12px; border-radius:20px; font-size:11px; font-weight:700; white-space:nowrap; }
.badge-success { background:#dcfce7; color:#166534; }
.badge-danger { background:#fef2f2; color:#991b1b; }
.badge-warning { background:#fef3c7; color:#92400e; }
.badge-info { background:#dbeafe; color:#1e40af; }
.badge-primary { background:var(--rp-bg); color:var(--rp); }

/* ── Alerts ── */
.alert { padding:12px 16px; border-radius:12px; margin-top:14px; font-size:13px; display:flex; align-items:center; gap:10px; font-weight:600; }
.alert-success { background:#dcfce7; color:#166534; border-right:4px solid var(--green); }
.alert-error { background:#fef2f2; color:#991b1b; border-right:4px solid var(--red); }
.alert-warning { background:#fef3c7; color:#92400e; border-right:4px solid var(--amber); }
.alert-info { background:#dbeafe; color:#1e40af; border-right:4px solid var(--blue); }

/* ── Modals ── */
.modal-overlay { position:fixed; inset:0; background:rgba(0,0,0,.5); backdrop-filter:blur(4px); display:flex; align-items:center; justify-content:center; z-index:10000; padding:20px; }
.modal { background:var(--card); border:1px solid var(--border); border-radius:18px; max-width:600px; width:100%; max-height:90vh; overflow-y:auto; animation:slideUp .3s ease; }
@keyframes slideUp { from{opacity:0;transform:translateY(16px)} to{opacity:1;transform:translateY(0)} }
.modal-header { padding:20px 22px; border-bottom:2px solid var(--border); background:var(--bg); border-radius:18px 18px 0 0; }
.modal-title { font-size:18px; font-weight:800; color:var(--text); display:flex; align-items:center; gap:10px; }
.modal-body { padding:22px; }
.modal-footer { padding:16px 22px; border-top:1px solid var(--border); display:flex; gap:10px; justify-content:flex-end; background:var(--bg); border-radius:0 0 18px 18px; }

/* ── File Upload ── */
.file-upload-area { border:2px dashed var(--border); border-radius:14px; padding:20px; text-align:center; transition:all .2s; cursor:pointer; background:var(--bg); }
.file-upload-area:hover, .file-upload-area.active { border-color:var(--rp-l); background:var(--rp-bg); }
.file-info { margin-top:10px; padding:10px 14px; background:var(--bg); border:1px solid var(--border); border-radius:10px; font-size:12px; display:flex; align-items:center; gap:8px; }

/* ── Loading & Empty ── */
.loading { text-align:center; padding:40px; color:var(--muted); }
.spinner { border:3px solid var(--border); border-top:3px solid var(--rp); border-radius:50%; width:36px; height:36px; animation:spin .8s linear infinite; margin:0 auto 14px; }
@keyframes spin { to{transform:rotate(360deg)} }
.empty-state { text-align:center; padding:50px 20px; color:var(--muted); }
.empty-state-icon { font-size:56px; margin-bottom:14px; opacity:.4; }

/* ── Pagination ── */
.pagination { display:flex; justify-content:center; gap:6px; margin-top:20px; flex-wrap:wrap; }
.pagination button { padding:7px 14px; border:1px solid var(--border); background:var(--card); border-radius:8px; cursor:pointer; transition:all .2s; font-family:inherit; font-weight:700; font-size:12px; color:var(--text); }
.pagination button:hover:not(:disabled) { border-color:var(--rp); color:var(--rp); background:var(--rp-bg); }
.pagination button.active { background:linear-gradient(135deg,#6366f1,#8b5cf6); color:white; border-color:transparent; }
.pagination button:disabled { opacity:.3; cursor:not-allowed; }

/* ── Dropdown ── */
.dropdown { position:relative; display:inline-block; }
.dropdown-content { display:none; position:absolute; background:var(--card); min-width:200px; box-shadow:0 10px 30px rgba(0,0,0,.1); border:1px solid var(--border); border-radius:12px; z-index:100; overflow:hidden; left:0; top:100%; margin-top:6px; }
.dropdown-content.show { display:block; }
.dropdown-content button { color:var(--text); padding:10px 16px; display:flex; align-items:center; gap:8px; width:100%; border:none; background:none; cursor:pointer; font-family:inherit; font-size:13px; text-align:right; transition:all .15s; }
.dropdown-content button:hover { background:var(--rp-bg); color:var(--rp); }

/* ── Utilities ── */
.hidden { display:none!important; }
.text-muted { color:var(--muted); }
.mt-2 { margin-top:16px; }
.mb-2 { margin-bottom:16px; }

/* ── Print ── */
@media print {
  body { background:white!important; }
  .main-content { margin:0; }
  #sidebarContainer,#headerContainer,#footerContainer,.card-actions,.search-filter-bar,.pagination,.btn-edit,.no-print { display:none!important; }
  .page-content { padding:0; margin:0; }
  .card { box-shadow:none; border:1px solid #ddd; }
  table { min-width:auto; font-size:12px; }
  th,td { padding:8px 10px; }
}

/* ── Responsive ── */
@media (max-width:1024px) { .main-content { margin-right:0; } }
@media (max-width:900px) { .search-filter-bar { grid-template-columns:1fr 1fr; } }
@media (max-width:768px) { .page-content { padding:14px; } .card { padding:16px; } .stats-grid { grid-template-columns:repeat(2,1fr); } }
@media (max-width:600px) { .search-filter-bar { grid-template-columns:1fr; } }