/* ==========================================================================
   BUYYOURSHARE - APP LAYOUT & NAVIGATION
   ========================================================================== */

/* Top Navigation Bar */
.app-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 10px 0;
}

.header-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  text-decoration: none;
  color: var(--text-main);
}

.brand-icon-box {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: linear-gradient(135deg, #4f46e5 0%, #06b6d4 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 16px;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.25);
}

.brand-name {
  font-size: 17px;
  font-weight: 800;
  letter-spacing: -0.03em;
}

.brand-name span {
  color: var(--primary);
  font-weight: 600;
  font-size: 11px;
  background: var(--primary-light);
  padding: 2px 6px;
  border-radius: 6px;
  margin-left: 4px;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* User Switcher Dropdown (Demo Helper) */
.user-select-box {
  background: #f1f5f9;
  border: 1px solid var(--border-subtle);
  border-radius: var(--radius-full);
  padding: 4px 10px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-secondary);
  outline: none;
  cursor: pointer;
}

.notif-btn {
  position: relative;
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: #f1f5f9;
  color: var(--text-secondary);
}

.notif-badge {
  position: absolute;
  top: 4px;
  right: 4px;
  background: #ef4444;
  color: white;
  font-size: 10px;
  font-weight: 800;
  width: 16px;
  height: 16px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Mobile Bottom Navigation Bar */
.bottom-nav {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 60;
  background-color: rgba(255, 255, 255, 0.98);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-top: 1px solid var(--border-subtle);
  padding: 6px 12px;
  display: flex;
  justify-content: space-around;
  box-shadow: 0 -4px 12px rgba(15, 23, 42, 0.05);
}

.nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 11px;
  font-weight: 600;
  padding: 4px 8px;
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.nav-item svg {
  width: 20px;
  height: 20px;
}

.nav-item.active {
  color: var(--primary);
}

.nav-item-highlight {
  color: var(--primary);
}

.nav-item-highlight .nav-create-icon {
  width: 32px;
  height: 32px;
  background: linear-gradient(135deg, var(--primary) 0%, #4338ca 100%);
  color: white;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 10px rgba(79, 70, 229, 0.35);
  margin-top: -8px;
}

/* Base View Wrappers */
.page-view {
  padding: 16px 0;
}