:root {
  --navy: #16324a;
  --teal: #2f6f6d;
  --teal-light: #e6f2f1;
  --bg: #f6f8f9;
  --card: #ffffff;
  --border: #e2e8ea;
  --text: #1f2d33;
  --muted: #6b7c82;
  --danger: #c0392b;
  --danger-light: #fdecea;
  --ok: #1e8f5f;
  --ok-light: #e8f7f0;
  --warn: #b7791f;
  --warn-light: #fdf3e2;
  --radius: 10px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: "Tahoma", "Segoe UI", "Cairo", sans-serif;
  background: var(--bg);
  color: var(--text);
  direction: rtl;
}

/* ---------- صفحة الدخول ---------- */
.auth-body {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(160deg, var(--navy), var(--teal));
}
.auth-card {
  background: var(--card);
  border-radius: 16px;
  padding: 40px 36px;
  width: 340px;
  text-align: center;
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}
.auth-logo { font-size: 40px; color: var(--teal); margin-bottom: 8px; }
.auth-card h1 { font-size: 20px; margin: 0 0 4px; color: var(--navy); }
.muted { color: var(--muted); font-size: 14px; margin-bottom: 20px; }
.auth-card input {
  width: 100%; padding: 12px 14px; margin-bottom: 12px;
  border: 1px solid var(--border); border-radius: 8px; font-size: 15px;
}
.auth-card button {
  width: 100%; padding: 12px; border: none; border-radius: 8px;
  background: var(--teal); color: #fff; font-size: 15px; cursor: pointer;
}
.auth-card button:hover { background: var(--navy); }
.error-msg { color: var(--danger); font-size: 13px; min-height: 18px; margin-top: 10px; }

/* ---------- الهيكل العام ---------- */
.app-shell { display: flex; min-height: 100vh; }

.sidebar {
  width: 250px; background: var(--navy); color: #fff;
  display: flex; flex-direction: column; padding: 20px 14px; flex-shrink: 0;
}
.brand { font-size: 17px; font-weight: bold; margin-bottom: 10px; padding: 0 6px; }
.tenant-info { padding: 0 6px 18px; border-bottom: 1px solid rgba(255,255,255,0.12); margin-bottom: 8px; }
.tenant-name { font-size: 13px; font-weight: 600; color: #fff; }
.tenant-meta { font-size: 11px; color: #9fb3bf; margin-top: 2px; }
.nav-group {
  font-size: 11px; color: #9fb3bf; margin: 16px 6px 6px; letter-spacing: .5px;
}
.nav-item {
  display: block; width: 100%; text-align: right; background: none; border: none;
  color: #dce8ea; padding: 10px 12px; border-radius: 8px; font-size: 14px;
  cursor: pointer; margin-bottom: 2px;
}
.nav-item:hover { background: rgba(255,255,255,0.08); }
.nav-item.active { background: var(--teal); color: #fff; }
.logout-btn {
  margin-top: auto; background: none; border: 1px solid rgba(255,255,255,0.25);
  color: #dce8ea; padding: 10px; border-radius: 8px; cursor: pointer;
}
.logout-btn:hover { background: rgba(255,255,255,0.08); }

.content { flex: 1; padding: 28px 32px; overflow-x: auto; }
.tool-view { max-width: 1100px; margin: 0 auto; }
.empty-state { text-align: center; color: var(--muted); margin-top: 80px; font-size: 15px; }

/* ---------- عناصر عامة ---------- */
.view-header { margin-bottom: 20px; }
.view-header h2 { margin: 0 0 4px; color: var(--navy); font-size: 21px; }
.view-header p { margin: 0; color: var(--muted); font-size: 14px; }

.card {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px; margin-bottom: 18px;
}
.card h3 { margin: 0 0 12px; font-size: 15px; color: var(--navy); }

.dash-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 14px; }
.dash-card { margin-bottom: 0; padding: 16px 18px; }
.dash-card-title { font-size: 13px; color: var(--muted); margin-bottom: 8px; }
.dash-card-value { font-size: 28px; font-weight: 700; color: var(--navy); }
.dash-card-sub { font-size: 12px; color: var(--muted); margin-top: 4px; }

.row { display: flex; gap: 12px; flex-wrap: wrap; align-items: flex-end; }
.field { display: flex; flex-direction: column; gap: 5px; min-width: 160px; flex: 1; }
.field label { font-size: 12px; color: var(--muted); }
.field select, .field input[type=text], .field input[type=number], .field input[type=date] {
  padding: 9px 10px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px;
  font-family: inherit;
}
textarea {
  width: 100%; padding: 10px; border: 1px solid var(--border); border-radius: 8px;
  font-family: inherit; font-size: 13px; resize: vertical;
}

.btn {
  padding: 10px 18px; border: none; border-radius: 8px; background: var(--teal);
  color: #fff; font-size: 13px; cursor: pointer; white-space: nowrap;
}
.btn:hover { background: var(--navy); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.secondary { background: #eef2f3; color: var(--text); }
.btn.secondary:hover { background: #e2e8ea; }
.btn.danger { background: var(--danger-light); color: var(--danger); }
.btn.danger:hover { background: #f6d5d1; }
.btn.small { padding: 6px 12px; font-size: 12px; }

.dropzone {
  border: 2px dashed var(--border); border-radius: var(--radius); padding: 30px;
  text-align: center; color: var(--muted); cursor: pointer; font-size: 14px;
}
.dropzone.drag { border-color: var(--teal); background: var(--teal-light); }

table.data-table {
  width: 100%; border-collapse: collapse; font-size: 13px; margin-top: 10px;
}
table.data-table th, table.data-table td {
  border-bottom: 1px solid var(--border); padding: 8px 10px; text-align: right;
}
table.data-table th { background: #fafcfc; color: var(--navy); font-weight: 600; position: sticky; top: 0; }
table.data-table tbody tr:hover { background: #fafcfc; }
.table-wrap { max-height: 420px; overflow: auto; border: 1px solid var(--border); border-radius: 8px; }

.badge { display: inline-block; padding: 3px 9px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.ok { background: var(--ok-light); color: var(--ok); }
.badge.warn { background: var(--warn-light); color: var(--warn); }
.badge.danger { background: var(--danger-light); color: var(--danger); }
.badge.info { background: #e8eef7; color: #2955a3; }
.badge.neutral { background: #eef2f3; color: var(--muted); }

.stat-row { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }
.stat-tile {
  background: var(--card); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 16px 20px; flex: 1; min-width: 140px;
}
.stat-tile .stat-value { font-size: 22px; font-weight: bold; color: var(--navy); }
.stat-tile .stat-label { font-size: 12px; color: var(--muted); margin-top: 4px; }

.bar-chart { display: flex; flex-direction: column; gap: 8px; }
.bar-row { display: flex; align-items: center; gap: 10px; font-size: 12px; }
.bar-row .bar-label { width: 130px; flex-shrink: 0; color: var(--text); text-align: left; }
.bar-track { flex: 1; background: #eef2f3; border-radius: 6px; height: 16px; overflow: hidden; }
.bar-fill { height: 100%; background: var(--teal); border-radius: 6px; }
.bar-row .bar-value { width: 90px; flex-shrink: 0; color: var(--muted); }

.file-list { display: flex; flex-direction: column; gap: 8px; }
.file-item {
  display: flex; align-items: center; justify-content: space-between;
  padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; font-size: 13px;
}
.file-item .file-name { font-weight: 600; color: var(--navy); }
.file-item .file-meta { color: var(--muted); font-size: 12px; }

.toast {
  position: fixed; bottom: 24px; left: 50%; transform: translateX(-50%);
  background: var(--navy); color: #fff; padding: 12px 20px; border-radius: 8px;
  font-size: 13px; box-shadow: 0 8px 24px rgba(0,0,0,0.2); z-index: 50;
}
.toast.error { background: var(--danger); }
.toast.hidden { display: none; }

.chat-box { display: flex; flex-direction: column; height: 500px; border: 1px solid var(--border); border-radius: var(--radius); background: var(--card); }
.chat-messages { flex: 1; overflow-y: auto; padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.chat-msg { max-width: 75%; padding: 10px 14px; border-radius: 10px; font-size: 13px; line-height: 1.6; }
.chat-msg.user { align-self: flex-start; background: var(--teal-light); color: var(--navy); }
.chat-msg.bot { align-self: flex-end; background: #f1f3f4; color: var(--text); white-space: pre-wrap; }
.chat-input-row { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--border); }
.chat-input-row input { flex: 1; padding: 10px 12px; border: 1px solid var(--border); border-radius: 8px; }

.checklist-item { display: flex; align-items: center; gap: 10px; padding: 8px 4px; border-bottom: 1px solid var(--border); }
.checklist-item span { flex: 1; }
.checklist-item.done span { text-decoration: line-through; color: var(--muted); }

.hint { font-size: 12px; color: var(--muted); margin-top: 6px; }
.section-title { font-size: 13px; font-weight: 700; color: var(--navy); margin: 18px 0 8px; }