/* ===========================================================================
   نِی‌باکس — پوستهٔ چیدمان، نوار کناری و سربرگ (Modern Executive Shell)
   طراحی مدرن، مینیمال، روان و باوقار — پالت جدید ۲۰۲۶
   =========================================================================== */

/* ------------------------------------------------- نوار کناری (دسکتاپ) -- */

.sidebar { display: none; }

.side-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 56px;
  padding: 4px 10px 16px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: inherit;
}
.side-brand .brand-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-ink) 100%);
  color: #fff;
  box-shadow: 0 4px 12px rgba(37, 99, 235, 0.25);
}
.side-brand strong {
  font-size: 16px;
  font-weight: 800;
  letter-spacing: -0.3px;
  color: var(--ink);
}

.side-user {
  display: flex;
  align-items: center;
  gap: 11px;
  padding: 10px 12px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--surface);
  box-shadow: var(--shadow-xs);
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  text-decoration: none;
  color: inherit;
  margin-top: 4px;
}
.side-user:hover {
  border-color: var(--line-2);
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}
.side-user-text {
  display: flex;
  flex-direction: column;
  line-height: 1.45;
  min-width: 0;
  flex: 1;
}
.side-user-text strong {
  font-size: 13.5px;
  font-weight: 700;
  color: var(--ink);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.side-user-text small {
  color: var(--muted);
  font-size: 11px;
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 2px;
}

.side-nav {
  display: flex;
  flex-direction: column;
  margin-top: 6px;
}

.side-group {
  display: flex;
  flex-direction: column;
  gap: 3px;
}
.side-group + .side-group {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px dashed var(--line);
}

.side-group-label {
  padding: 0 12px 8px;
  color: var(--muted-2);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* استایل پایه برای تمام لینک‌ها، دکمه‌های والد و زیرمنوها با شعاع ۵ تا ۷ پیکسل */
.side-link,
.side-parent-btn,
.side-sub-link,
.drawer-link,
.drawer-parent-btn,
.drawer-sub-link {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  border-radius: 6px; /* رادیوس ۵ تا ۷ پیکسل طبق خواسته کاربر */
  color: var(--ink-2);
  font-size: 13.5px;
  font-weight: 600;
  text-decoration: none;
  background: transparent;
  border: 1px solid transparent;
  transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  width: 100%;
  box-sizing: border-box;
  text-align: right;
  font-family: inherit;
}
.side-link .ic,
.side-parent-btn .ic,
.side-sub-link .ic,
.drawer-link .ic,
.drawer-parent-btn .ic,
.drawer-sub-link .ic {
  color: var(--muted);
  transition: color 0.18s ease, transform 0.18s ease;
  flex-shrink: 0;
}

/* هاور شیشه‌ای شفاف (Translucent Glassmorphic Hover) */
.side-link:hover,
.side-parent-btn:hover,
.side-sub-link:hover,
.drawer-link:hover,
.drawer-parent-btn:hover,
.drawer-sub-link:hover {
  background: var(--glass-hover, rgba(255, 255, 255, 0.55));
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-color: var(--glass-border, rgba(255, 255, 255, 0.45));
  color: var(--ink);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
}
.side-link:hover .ic,
.side-parent-btn:hover .ic,
.side-sub-link:hover .ic,
.drawer-link:hover .ic,
.drawer-parent-btn:hover .ic,
.drawer-sub-link:hover .ic {
  color: var(--accent);
  transform: translateX(-1px);
}

/* حالت تاریک هاور شیشه‌ای */
[data-mode="dark"] .side-link:hover,
[data-mode="dark"] .side-parent-btn:hover,
[data-mode="dark"] .side-sub-link:hover,
[data-mode="dark"] .drawer-link:hover,
[data-mode="dark"] .drawer-parent-btn:hover,
[data-mode="dark"] .drawer-sub-link:hover {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.25);
}

/* آیتم فعال */
.side-link.is-active,
.side-sub-link.is-active,
.drawer-link.is-active,
.drawer-sub-link.is-active {
  background: var(--surface);
  color: var(--accent);
  font-weight: 700;
  box-shadow: var(--shadow-xs);
  border: 1px solid var(--line);
}
.side-link.is-active .ic,
.side-sub-link.is-active .ic,
.drawer-link.is-active .ic,
.drawer-sub-link.is-active .ic {
  color: var(--accent);
}

/* نوار تأکید لبهٔ شروع برای آیتم‌های سطح اول فعال */
.side-link.is-active::before {
  content: "";
  position: absolute;
  inset-block: 6px;
  inset-inline-start: -6px;
  width: 3.5px;
  border-radius: 999px;
  background: var(--accent);
  box-shadow: 0 0 8px rgba(37, 99, 235, 0.35);
}

.side-link-text,
.drawer-link-text { flex: 1; min-width: 0; }

/* ── ساختار مگامنو / زیرمنوهای آکاردئونی ────────────────────────────── */
.side-parent-item,
.drawer-parent-item {
  display: flex;
  flex-direction: column;
  margin-bottom: 2px;
}
.side-parent-btn,
.drawer-parent-btn {
  font-size: 13.5px;
  justify-content: flex-start;
}
.side-parent-item.is-child-active > .side-parent-btn,
.drawer-parent-item.is-child-active > .drawer-parent-btn {
  color: var(--accent);
  font-weight: 700;
}

.side-chevron,
.drawer-chevron {
  margin-inline-start: auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  font-size: 13px;
}
.side-parent-item.is-open > .side-parent-btn .side-chevron,
.drawer-parent-item.is-open > .drawer-parent-btn .drawer-chevron {
  transform: rotate(-90deg);
  color: var(--accent);
}

.side-sub-menu,
.drawer-sub-menu {
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-top: 3px;
  margin-bottom: 5px;
  padding-inline-start: 10px;
  border-inline-start: 2px solid var(--line);
  margin-inline-start: 16px;
  transition: all 0.25s ease;
}
.side-parent-item:not(.is-open) .side-sub-menu,
.drawer-parent-item:not(.is-open) .drawer-sub-menu {
  display: none;
}

.side-sub-link,
.drawer-sub-link {
  font-size: 12.8px;
  padding: 7px 10px;
  border-radius: 6px;
}
.side-sub-link .ic,
.drawer-sub-link .ic {
  font-size: 14px;
}
.side-sub-text {
  flex: 1;
  min-width: 0;
}

.side-parent-badge,
.drawer-parent-badge {
  margin-inline-start: auto;
  margin-inline-end: 4px;
}
.side-parent-item.is-open .side-parent-badge,
.drawer-parent-item.is-open .drawer-parent-badge {
  display: none; /* وقتی منو باز است، بج روی زیرمنو دیده می‌شود */
}

/* بج نشانگر خوانده‌نشده‌ها */
.side-link .nav-badge,
.drawer-link .nav-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 6px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  background: var(--accent);
  color: #fff;
}
.side-link .nav-badge[hidden],
.drawer-link .nav-badge[hidden] { display: none; }

.side-foot {
  margin-top: auto;
  display: flex;
  flex-direction: column;
  gap: 8px;
  padding-top: 14px;
  border-top: 1px solid var(--line);
}
.side-foot .btn {
  background: var(--surface);
  border: 1px solid var(--line);
  font-size: 12.5px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  justify-content: flex-start;
}
.side-foot .btn:hover {
  background: var(--surface-2);
  border-color: var(--line-2);
}
.side-version {
  text-align: center;
  color: var(--muted-2);
  font-size: 11px;
  margin: 4px 0 0;
}

/* سربرگ در دسکتاپ فقط ابزارهای حساب را نگه می‌دارد */
.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 60px;
  padding: 0 24px;
  background: var(--topbar-bg);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
  position: sticky;
  top: 0;
  z-index: 20;
  transition: box-shadow 0.2s ease;
}
.topbar .userbox { margin-inline-start: auto; }

/* سایهٔ نرم سربرگ پس از اسکرول */
body.has-scrolled .topbar {
  box-shadow: 0 4px 20px -2px rgba(15, 23, 42, 0.08);
}
[data-mode="dark"] body.has-scrolled .topbar {
  box-shadow: 0 4px 24px -2px rgba(0, 0, 0, 0.5);
}

@media (min-width: 1024px) {
  /* ستون محتوا به اندازهٔ نوار کناری از سمت راست فاصله می‌گیرد */
  .shell { padding-inline-start: 270px; }

  .sidebar {
    display: flex;
    flex-direction: column;
    gap: 14px;
    position: fixed;
    inset-block: 0;
    inset-inline-start: 0;
    width: 270px;
    padding: 18px 16px 20px;
    z-index: 30;
    background: var(--bg-tint);
    border-inline-end: 1px solid var(--line);
    overflow-y: auto;
    overscroll-behavior: contain;
  }

  .topbar .brand { display: none; }
  .topbar { padding-inline-start: 28px; }
}

/* ------------------------------- منوی کشویی برای نمایشگرهای میانه ------ */

@media (min-width: 821px) and (max-width: 1023px) {
  .nav-toggle { display: inline-flex; }
  .hide-mobile { display: none !important; }
  body.drawer-open { overflow: hidden; }

  .drawer-scrim {
    display: block;
    position: fixed;
    inset: 0;
    z-index: 60;
    background: rgba(15, 23, 42, 0.45);
    backdrop-filter: blur(4px);
  }
  .drawer-scrim[hidden] { display: none; }

  .drawer {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0;
    width: min(86vw, 320px);
    z-index: 61;
    background: var(--surface);
    border-left: 1px solid var(--line);
    box-shadow: -8px 0 30px rgba(15, 23, 42, 0.15);
    overflow-y: auto;
    transform: translateX(100%);
    transition: transform 0.25s cubic-bezier(0.16, 1, 0.3, 1);
    will-change: transform;
    padding: 20px 16px;
  }
  .drawer[hidden] { display: none; }
  .drawer.is-open { transform: translateX(0); }
}

/* ------------------------------------------------------ نوار اعلان ------ */

.announce-stack {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 20px;
}

.announce {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-inline-start-width: 4px;
  border-radius: var(--radius);
  background: var(--surface);
  border-inline-start-color: var(--accent);
  box-shadow: var(--shadow-xs);
}
.announce[hidden] { display: none; }

.announce-info { border-inline-start-color: var(--accent); }
.announce-info .announce-icon { color: var(--accent); }
.announce-success { background: var(--ok-soft); border-color: rgba(16, 185, 129, 0.2); border-inline-start-color: var(--ok); }
.announce-warning { background: var(--warn-soft); border-color: rgba(245, 158, 11, 0.2); border-inline-start-color: var(--warn); }

.announce-icon { margin-top: 3px; font-size: 18px; color: var(--accent); }
.announce-success .announce-icon { color: var(--ok); }
.announce-warning .announce-icon { color: var(--warn); }

.announce-body { flex: 1; min-width: 0; display: flex; flex-direction: column; gap: 4px; }
.announce-title { font-size: 14px; font-weight: 700; color: var(--ink); }

.announce-text {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  font-size: 13.5px;
  line-height: 1.8;
  color: var(--ink-2);
  word-break: break-word;
}

.announce-meta {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11.5px;
}
.announce-level { color: var(--muted); }

.announce-close {
  display: inline-flex;
  padding: 6px;
  border: 0;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: all 0.15s ease;
}
.announce-close:hover { background: var(--surface-2); color: var(--ink); }
.announce-success .announce-close:hover,
.announce-warning .announce-close:hover { background: var(--surface); }

/* --------------------------------------------------- صفحهٔ پیام سیستمی -- */

.announce-preview {
  padding: 14px 18px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  border-inline-start-width: 4px;
  border-inline-start-color: var(--accent);
  background: var(--surface);
  font-size: 13.5px;
  line-height: 1.9;
}
.announce-preview.is-success { background: var(--ok-soft); border-inline-start-color: var(--ok); }
.announce-preview.is-warning { background: var(--warn-soft); border-inline-start-color: var(--warn); }

.announce-textarea { min-height: 130px; }