:root {
  --font-app: "Vazirmatn", system-ui, -apple-system, "Segoe UI", Tahoma, sans-serif;

  /* پالت رنگی شاد */
  --brand: #2F39A9;         /* بنفش */
  --brand-2: #49A4BB;
  --brand-soft: #99C2FF;
  --info: #0ea5e9;          /* آبی */
  --info-soft: #e0f2fe;
  --success: #10b981;       /* سبز */
  --success-soft: #d1fae5;
  --warning: #f59e0b;       /* نارنجی */
  --warning-soft: #fef3c7;
  --danger: #1B4EF5;        /* صورتی/قرمز */
  --danger-soft: #2E6FA0;
  --pink: #49A4BB;
  --teal: #14b8a6;

  --body-bg: #f4f5fb;
  --card-bg: #ffffff;
  --sidebar-bg: #ffffff;
  --text-main: #1e2233;
  --text-muted: #7a819b;
  --border: #ececf3;

  --sidebar-width: 270px;
  --header-height: 68px;
  --radius: 16px;
  --shadow-sm: 0 1px 2px rgba(24, 26, 42, 0.04), 0 2px 8px rgba(24, 26, 42, 0.05);
  --shadow-md: 0 8px 30px rgba(24, 26, 42, 0.08);
}

* {
  font-family: var(--font-app);
}

body {
  margin: 0;
  background: var(--body-bg);
  color: var(--text-main);
  font-family: var(--font-app);
  min-height: 100vh;
}

/* ===================== چیدمان کلی ===================== */
.app {
  display: flex;
  min-height: 100vh;
}

/* ===================== سایدبار ===================== */
.sidebar {
  width: var(--sidebar-width);
  background: var(--sidebar-bg);
  border-inline-end: 1px solid var(--border);
  position: fixed;
  inset-block: 0;
  inset-inline-start: 0;
  display: flex;
  flex-direction: column;
  z-index: 1040;
  transition: transform 0.28s ease;

  /* اسکرول: کل سایدبار اسکرول می‌خورد (مستقل از ساختار HTML داخل منو) */
  height: 100vh;
  height: 100dvh;
  overflow-x: hidden;
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
  scrollbar-color: #d9dae6 transparent;
}

.sidebar__brand {
  height: var(--header-height);
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 22px;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
  position: sticky;            /* لوگو هنگام اسکرول منو بالای صفحه می‌ماند */
  top: 0;
  z-index: 2;
  background: var(--sidebar-bg);
}

.sidebar__logo {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  color: #fff;
  background: linear-gradient(135deg, var(--brand), var(--pink));
  box-shadow: 0 6px 16px rgba(66, 122, 181, 0.35);
  flex-shrink: 0;
}

.sidebar__title {
  font-weight: 700;
  font-size: 1.05rem;
  line-height: 1.2;
}
.sidebar__subtitle {
  font-size: 0.72rem;
  color: var(--text-muted);
}

.sidebar__nav {
  /* اسکرول مستقل ندارد؛ هر قدر بلند شود، .sidebar اسکرول می‌خورد */
  flex: 0 0 auto;
  overflow: visible;
  padding: 16px 14px 80px;
}

.nav-section {
  font-size: 0.7rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  padding: 16px 12px 8px;
  text-transform: uppercase;
}

.nav-item { margin-bottom: 4px; }

.nav-link {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 11px 14px;
  border-radius: 12px;
  color: var(--text-main);
  text-decoration: none;
  font-size: 0.92rem;
  font-weight: 500;
  transition: background 0.18s, color 0.18s;
  cursor: pointer;
  position: relative;
}
.nav-link:hover {
  background: var(--brand-soft);
  color: var(--brand);
}
.nav-link .nav-ico {
  width: 22px;
  text-align: center;
  font-size: 1.05rem;
  flex-shrink: 0;
}
.nav-link.active {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  color: #fff;
  box-shadow: 0 8px 18px rgba(153, 194, 255, 0.3);
}
.nav-link .nav-caret {
  margin-inline-start: auto;
  transition: transform 0.2s;
  font-size: 0.75rem;
}
.nav-link[aria-expanded="true"] .nav-caret {
  transform: rotate(-180deg);
}

.nav-badge {
  margin-inline-start: auto;
  background: var(--danger);
  color: #fff;
  font-size: 0.68rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 20px;
}
.nav-link.active .nav-badge { background: rgba(255,255,255,0.25); }

/* زیرمنو */
.submenu {
  list-style: none;
  margin: 0px 0 0px;
  padding: 0;
  overflow: hidden;
  max-height: 0;
  transition: max-height 0.28s ease;
}
.submenu.open { max-height: 5000px; }
.submenu .nav-link {
  padding-inline-start: 16px;
  font-size: 0.86rem;
  font-weight: 400;
}
.submenu .nav-link::before {
  content: "";
  position: absolute;
  inset-inline-start: 16px;

  border-radius: 50%;
  background: var(--text-muted);
}
.submenu .nav-link:hover::before,
.submenu .nav-link.active::before { background: var(--brand); }
.submenu .nav-link.active {
  background: var(--brand-soft);
  color: var(--brand);
  box-shadow: none;
}

/* ===================== محتوای اصلی ===================== */
.main {
  flex: 1;
  margin-inline-start: var(--sidebar-width);
  display: flex;
  flex-direction: column;
  min-width: 0;
}

.topbar {
  height: var(--header-height);
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 24px;
  position: sticky;
  top: 0;
  z-index: 1020;
}

.icon-btn {
  width: 42px;
  height: 42px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: #fff;
  display: grid;
  place-items: center;
  color: var(--text-main);
  cursor: pointer;
  position: relative;
  transition: background 0.15s, border-color 0.15s;
}
.icon-btn:hover { background: var(--brand-soft); border-color: var(--brand-soft); color: var(--brand); }
.icon-btn .dot {
  position: absolute;
  top: 8px;
  inset-inline-end: 8px;
  width: 9px; height: 9px;
  background: var(--danger);
  border: 2px solid #fff;
  border-radius: 50%;
}

.topbar__search {
  flex: 1;
  max-width: 420px;
  position: relative;
}
.topbar__search input {
  width: 100%;
  border: 1px solid var(--border);
  background: var(--body-bg);
  border-radius: 12px;
  padding: 10px 42px 10px 16px;
  font-size: 0.9rem;
  outline: none;
}
.topbar__search input:focus { border-color: var(--brand-2); background:#fff; }
.topbar__search .search-ico {
  position: absolute;
  inset-inline-start: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}

.topbar__user {
  display: flex;
  align-items: center;
  gap: 10px;
  cursor: pointer;
}
.avatar {
  width: 42px; height: 42px;
  border-radius: 50%;
  object-fit: cover;
  background: linear-gradient(135deg, var(--info), var(--teal));
  display: grid; place-items: center;
  color: #fff; font-weight: 700;
}

.content { padding: 26px 24px 40px; }

.page-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
  margin-bottom: 22px;
}
.page-head h1 { font-size: 1.4rem; font-weight: 700; margin: 0; }
.page-head .breadcrumb { margin: 0; font-size: 0.82rem; }

/* ===================== کارت آمار ===================== */
.stat-card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  height: 100%;
  display: flex;
  align-items: center;
  gap: 16px;
}
.stat-card .stat-ico {
  width: 56px; height: 56px;
  border-radius: 14px;
  display: grid; place-items: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.stat-card .stat-value { font-size: 1.5rem; font-weight: 800; line-height: 1; }
.stat-card .stat-label { color: var(--text-muted); font-size: 0.85rem; margin-top: 6px; }
.stat-trend { font-size: 0.76rem; font-weight: 700; margin-top: 6px; }
.stat-trend.up { color: var(--success); }
.stat-trend.down { color: var(--danger); }

.bg-brand-soft { background: var(--brand-soft); color: var(--brand); }
.bg-info-soft { background: var(--info-soft); color: var(--info); }
.bg-success-soft { background: var(--success-soft); color: var(--success); }
.bg-warning-soft { background: var(--warning-soft); color: var(--warning); }
.bg-danger-soft { background: var(--danger-soft); color: var(--danger); }

/* ===================== کارت عمومی ===================== */
.card-box {
  background: var(--card-bg);
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--border);
  overflow: hidden;
}
.card-box__head {
  padding: 18px 20px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 10px;
}
.card-box__head h2 { font-size: 1.02rem; font-weight: 700; margin: 0; }
.card-box__body { padding: 20px; }

/* ===================== عنوان بخش ===================== */
.section-title {
  font-size: 0.95rem;
  font-weight: 700;
  margin: 0 0 12px;
  color: var(--text-main);
}

/* ===================== کارت گرادیانی ===================== */
.stat-gradient {
  border-radius: var(--radius);
  padding: 22px;
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.stat-gradient .stat-value { font-size: 1.6rem; font-weight: 800; line-height: 1; }

/* ===================== کارت محصول ===================== */
.product-thumb {
  height: 150px;
  display: grid;
  place-items: center;
  font-size: 3rem;
  color: var(--brand);
  position: relative;
}
.product-tag {
  position: absolute;
  top: 12px;
  inset-inline-end: 12px;
  background: var(--danger);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
}

/* ===================== کارت پروفایل ===================== */
.profile-cover { height: 84px; }
.profile-avatar {
  width: 72px;
  height: 72px;
  font-size: 1.6rem;
  margin: -46px auto 12px;
  border: 4px solid #fff;
  box-shadow: var(--shadow-sm);
}

/* ===================== دکمه برند ===================== */
.btn-brand {
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  border: none;
  color: #fff;
  font-weight: 600;
}
.btn-brand:hover { color:#fff; opacity: 0.92; }

/* رنگی کردن فرم‌ها */
.form-control:focus, .form-select:focus {
  border-color: var(--brand-2);
  box-shadow: 0 0 0 0.2rem rgba(139, 92, 246, 0.18);
}
.form-check-input:checked {
  background-color: var(--brand);
  border-color: var(--brand);
}
.form-label { font-weight: 600; font-size: 0.88rem; margin-bottom: 6px; }

/* ===================== اورلی موبایل ===================== */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 18, 34, 0.45);
  z-index: 1035;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s;
}
.sidebar-overlay.show { opacity: 1; visibility: visible; }

.menu-toggle { display: none; }

/* ===================== رسپانسیو ===================== */
@media (max-width: 991.98px) {
  .main { margin-inline-start: 0; }

  /* پنهان: در RTL منو به «راست» و بیرون از صفحه می‌رود، در LTR به چپ */
  .sidebar {
    transform: translateX(-100%);
    visibility: hidden;
    transition: transform 0.28s ease, visibility 0s linear 0.28s;
  }
  [dir="rtl"] .sidebar,
  html[dir="rtl"] .sidebar {
    transform: translateX(100%);
  }

  /* باز */
  .sidebar.open,
  [dir="rtl"] .sidebar.open,
  html[dir="rtl"] .sidebar.open {
    transform: translateX(0);
    visibility: visible;
    box-shadow: var(--shadow-md);
    transition: transform 0.28s ease, visibility 0s;
  }

  .menu-toggle { display: grid; }
  .topbar__search { display: none; }
}

@media (max-width: 575.98px) {
  .content { padding: 18px 14px 32px; }
  .user-name { display: none; }
}

/* ===================== صفحه ورود ===================== */
.auth-wrap {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background:
    radial-gradient(circle at 15% 20%, rgba(139,92,246,0.25), transparent 40%),
    radial-gradient(circle at 85% 80%, rgba(236,72,153,0.22), transparent 42%),
    linear-gradient(135deg, #f4f5fb, #ede9fe);
}
.auth-card {
  width: 100%;
  max-width: 430px;
  background: #fff;
  border-radius: 24px;
  box-shadow: var(--shadow-md);
  padding: 38px 34px;
}
.auth-logo {
  width: 62px; height: 62px;
  border-radius: 16px;
  display: grid; place-items: center;
  color: #fff;
  margin: 0 auto 18px;
  background: linear-gradient(135deg, var(--brand), var(--pink));
  box-shadow: 0 10px 24px rgba(109, 40, 217, 0.4);
  font-size: 1.6rem;
}
.input-icon-group { position: relative; }
.input-icon-group .fld-ico {
  position: absolute;
  inset-inline-start: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
}
.input-icon-group .form-control { padding-inline-start: 42px; }
.pw-toggle {
  position: absolute;
  inset-inline-end: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  cursor: pointer;
  background: none; border: none;
}

/* اسکرول‌بار ظریف */
.sidebar::-webkit-scrollbar { width: 6px; }
.sidebar::-webkit-scrollbar-thumb { background: #d9dae6; border-radius: 10px; }