@import url('https://fonts.googleapis.com/css2?family=Cairo:wght@400;500;600;700;800&family=IBM+Plex+Mono:wght@400;500&family=Montserrat:wght@400;500;600;700;800&display=swap');

*, *::before, *::after { box-sizing: border-box; }
body {
  margin: 0;
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
}
a { color: var(--cyan); text-decoration: none; }
a:hover { color: var(--cyan-dark); }

.shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 240px;
  background: var(--shell-bg);
  color: var(--shell-text);
  padding: 24px 16px;
  border-inline-end: 1px solid var(--shell-border);
  height: 100vh;
  height: 100dvh;
  position: sticky;
  top: 0;
  align-self: flex-start;
  overflow: hidden;
}
.sidebar .brand {
  font-size: 11px;
  letter-spacing: 0.28em;
  text-transform: uppercase;
  font-weight: 700;
  margin-bottom: 28px;
  color: var(--shell-text);
  flex-shrink: 0;
}
.sidebar-nav {
  flex: 1;
  min-height: 0;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: rgba(0, 168, 180, 0.45) transparent;
}
.sidebar-nav::-webkit-scrollbar { width: 6px; }
.sidebar-nav::-webkit-scrollbar-track { background: transparent; }
.sidebar-nav::-webkit-scrollbar-thumb {
  background: rgba(0, 168, 180, 0.4);
  border-radius: 999px;
}
.sidebar-nav::-webkit-scrollbar-thumb:hover {
  background: rgba(0, 168, 180, 0.65);
}
.sidebar a { color: var(--shell-text); }
.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: 64px;
  background: var(--shell-bg);
  color: var(--shell-text);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
  border-bottom: 1px solid var(--shell-border);
  flex-shrink: 0;
  gap: 12px;
}
.topbar-title { font-size: 13px; letter-spacing: 0.1em; text-transform: uppercase; font-weight: 600; }
.topbar-right { display: flex; align-items: center; gap: 10px; }
.content { padding: 28px; flex: 1; }
.card {
  background: var(--surface);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  padding: 24px;
  border: 1px solid var(--border);
}
.btn {
  display: inline-block;
  background: var(--copper);
  color: var(--white) !important;
  border: none;
  padding: 12px 20px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: 12px;
  border-radius: var(--radius);
  cursor: pointer;
}
[data-theme="dark"] .btn { color: #fff !important; }
.btn:hover { background: var(--copper-dark); }
.btn-ghost {
  background: transparent;
  color: var(--cyan) !important;
  border: 1px solid var(--cyan);
}
.field { margin-bottom: 16px; }
.field label { display: block; font-size: 12px; font-weight: 600; margin-bottom: 6px; color: var(--text); }
.field input, .field select, .field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--input-border);
  background: var(--input-bg);
  border-radius: var(--radius);
  font: inherit;
  color: var(--text);
}
.alert {
  padding: 12px 14px;
  border-radius: var(--radius);
  margin-bottom: 16px;
  font-size: 14px;
}
.alert-error { background: rgba(196, 69, 58, 0.12); color: var(--error); }
.alert-ok { background: rgba(26, 158, 110, 0.12); color: var(--success); }
.muted { color: var(--text-muted); }
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  background: var(--grad-hero);
  padding: 24px;
}
.login-card { width: min(420px, 92vw); position: relative; }
.login-card h1 { margin: 0 0 8px; font-size: 22px; letter-spacing: 0.06em; color: var(--text); }
.login-prefs { margin-top: 16px; display: flex; justify-content: center; }
.kpi-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-top: 20px; }
.kpi { background: var(--surface); padding: 20px; border-radius: var(--radius-lg); box-shadow: var(--shadow); border: 1px solid var(--border); }
.kpi .n { font-size: 28px; font-weight: 800; color: var(--text); }
.kpi .l { color: var(--text-muted); font-size: 12px; text-transform: uppercase; letter-spacing: 0.12em; }
.bar { height: 6px; background: var(--surface-2); border-radius: 99px; margin-top: 12px; overflow: hidden; }
.bar i { display: block; height: 100%; background: var(--cyan); }
.bar i.amber { background: var(--copper); }

/* Prefs bar (theme + language) */
.prefs-bar {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.prefs-form { margin: 0; }
.prefs-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: var(--radius);
  border: 1px solid var(--shell-border);
  background: transparent;
  color: var(--shell-text);
  font: inherit;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.04em;
  cursor: pointer;
  white-space: nowrap;
}
.prefs-btn:hover {
  background: rgba(0, 168, 180, 0.14);
  border-color: var(--cyan);
  color: var(--cyan-light);
}
.prefs-btn-icon { font-size: 13px; line-height: 1; }
.prefs-bar-compact .prefs-btn-label { display: none; }
.prefs-bar-compact .prefs-btn { padding: 8px 10px; min-width: 36px; justify-content: center; }
.topbar-user-dropdown-prefs {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}
.topbar-user-dropdown-prefs .prefs-btn {
  color: var(--text);
  border-color: var(--border);
  width: 100%;
  justify-content: flex-start;
  margin-bottom: 6px;
}
.topbar-user-dropdown-prefs .prefs-btn:last-child { margin-bottom: 0; }
.topbar-user-dropdown-prefs .prefs-btn-label { display: inline; }
.login-page .prefs-btn {
  color: var(--silver);
  border-color: rgba(184, 197, 206, 0.35);
}

/* RTL breadcrumb separators */
[dir="rtl"] .breadcrumb li + li::before {
  content: "\\2039";
}