biliup/app/(app)/layout.module.scss

/* ===== 应用骨架:自绘侧边栏 ===== */

/* 应用壳：整体占满视口且自身不滚动；侧栏是固定宽度的普通子元素，
   主内容区（.main）独立滚动。页面本身不滚，长内容不会把侧栏顶出视口（#1705） */
.app {
  display: flex;
  height: 100vh;
  height: 100dvh;
  overflow: hidden;
  background: var(--semi-color-bg-0);
}

/* 自定义背景开启时:自绘布局透出 body 背景(替代原 bg-global.css 的 .semi-* 规则) */
:global(body.app-has-bg) .app {
  background: transparent;
}

:global(body.app-has-bg) .sider {
  /* 侧栏也透出背景(文字可读由遮罩层保证) */
  background: color-mix(in srgb, var(--semi-color-bg-1) 55%, transparent);
}

/* ===== 侧边栏 ===== */
/* 撑满应用壳高度；导航项多于一屏时只有 .nav 内部滚动 */
.sider {
  width: 220px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  height: 100%;
  background: var(--semi-color-bg-1);
  border-right: 1px solid var(--semi-color-border);
  transition: width 0.18s ease, transform 0.2s ease;
  z-index: 30;
  overflow: hidden;
}

.sider.collapsed {
  width: 60px;
}

/* ===== 品牌区 ===== */
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 15px 16px;
  color: var(--semi-color-text-0);
  flex-shrink: 0;
}

.brand a {
  text-decoration: none;
  color: inherit;
}

.brand img {
  border-radius: 8px;
  flex-shrink: 0;
}

.brandText {
  display: flex;
  flex-direction: column;
  line-height: 1.25;
  min-width: 0;
}

.brandName {
  font-size: 15.5px;
  font-weight: 700;
  letter-spacing: 0.2px;
}

/* 版本号 = 更新日志入口(点击进入 /changelog) */
.brandVer {
  font-size: 11px;
  color: var(--semi-color-text-2);
  font-variant-numeric: tabular-nums;
  transition: color 0.12s ease;
}

.brandVer:hover {
  color: var(--semi-color-primary);
  text-decoration: underline !important;
}

/* ===== 导航 ===== */
.nav {
  flex: 1;
  overflow-y: auto;
  overflow-x: hidden;
  padding: 4px 8px 12px;
}

.group {
  margin-top: 14px;
}

.group:first-child {
  margin-top: 4px;
}

.groupTitle {
  font-size: 11px;
  font-weight: 600;
  color: var(--semi-color-text-2);
  letter-spacing: 0.8px;
  text-transform: uppercase;
  padding: 0 10px;
  margin-bottom: 4px;
  white-space: nowrap;
}

.item {
  position: relative;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 8px 10px;
  margin: 2px 0;
  border-radius: 8px;
  color: var(--semi-color-text-1);
  font-size: 13.5px;
  font-weight: 500;
  text-decoration: none;
  white-space: nowrap;
  transition: background 0.12s ease, color 0.12s ease;
}

.item:hover {
  background: var(--semi-color-fill-0);
  color: var(--semi-color-text-0);
}

.itemIcon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  color: var(--semi-color-text-2);
  transition: color 0.12s ease;
}

.itemIcon svg {
  width: 17px;
  height: 17px;
}

.item:hover .itemIcon {
  color: var(--semi-color-text-1);
}

/* 选中态:primary 底色 + 左侧指示条 */
.itemActive,
.itemActive:hover {
  background: rgba(var(--semi-primary-5), 0.1);
  color: var(--semi-color-primary);
  font-weight: 600;
}

.itemActive .itemIcon {
  color: var(--semi-color-primary);
}

.itemActive::before {
  content: '';
  position: absolute;
  left: -8px;
  top: 7px;
  bottom: 7px;
  width: 3px;
  border-radius: 0 3px 3px 0;
  background: var(--semi-color-primary);
}

/* 折叠态:只留图标 */
.sider.collapsed .item {
  justify-content: center;
  padding: 9px 0;
}

.sider.collapsed .group {
  margin-top: 10px;
}

/* ===== 底部 ===== */
.foot {
  flex-shrink: 0;
  padding: 10px 12px;
  border-top: 1px solid var(--semi-color-border);
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.statusRow {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 2px 4px;
}

.statusDot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  flex-shrink: 0;
}

.statusDot.online {
  background: rgb(var(--semi-green-5));
  animation: pulse 1.6s infinite;
}

.statusDot.offline {
  background: rgb(var(--semi-red-5));
}

@keyframes pulse {
  0% {
    box-shadow: 0 0 0 0 rgba(var(--semi-green-4), 0.5);
  }
  70% {
    box-shadow: 0 0 0 5px rgba(var(--semi-green-4), 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(var(--semi-green-4), 0);
  }
}

.statusText {
  font-size: 12px;
  color: var(--semi-color-text-2);
  white-space: nowrap;
}

.footBtns {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.footBtn {
  width: 30px;
  height: 30px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--semi-color-text-2);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background 0.12s ease, color 0.12s ease;
}

.footBtn:hover {
  background: var(--semi-color-fill-0);
  color: var(--semi-color-text-0);
}

.footBtn svg {
  width: 16px;
  height: 16px;
}

/* ===== 主内容区：唯一的滚动容器，页头（PageHeader）的 position: sticky 相对它吸顶 ===== */
.main {
  flex: 1;
  min-width: 0;
  min-height: 0;
  display: flex;
  flex-direction: column;
  overflow: auto;
}

/* ===== 移动端抽屉 ===== */
.siderMobile {
  position: fixed;
  left: 0;
  top: 0;
  height: 100dvh;
  transform: translateX(-102%);
  box-shadow: 0 6px 24px rgba(0, 0, 0, 0.18);
  /* 必须高于遮罩(overlay z-index 999),否则抽屉内的导航项会被遮罩拦截无法点击 */
  z-index: 1000;
}

.siderMobile.open {
  transform: translateX(0);
}

.burger {
  position: fixed;
  top: 12px;
  left: 12px;
  z-index: 1001;
  width: 36px;
  height: 36px;
  border: 1px solid var(--semi-color-border);
  border-radius: 8px;
  background: var(--semi-color-bg-0);
  box-shadow: var(--semi-shadow-elevated);
  color: var(--semi-color-text-1);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.burger svg {
  width: 18px;
  height: 18px;
}

.overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.35);
  z-index: 999;
}

/* ===== 无障碍 ===== */
.item:focus-visible,
.footBtn:focus-visible,
.burger:focus-visible,
.brand:focus-visible {
  outline: 2px solid var(--semi-color-primary);
  outline-offset: 2px;
}

/* 减少动态偏好 */
@media (prefers-reduced-motion: reduce) {
  .sider {
    transition: none;
  }
  .statusDot {
    animation: none;
  }
}

/* ===== 当前用户(仅开启 --auth 时显示) ===== */
.userBtn {
  display: flex;
  align-items: center;
  gap: 9px;
  width: 100%;
  min-width: 0;
  padding: 6px 6px;
  border: none;
  border-radius: 8px;
  background: transparent;
  color: var(--semi-color-text-0);
  cursor: pointer;
  text-align: left;
  transition: background 0.12s ease;
}

.userBtn:hover {
  background: var(--semi-color-fill-0);
}

.userBtn:focus-visible {
  outline: 2px solid var(--semi-color-primary);
  outline-offset: 2px;
}

.userBtnCollapsed {
  justify-content: center;
  padding: 4px 0;
}

.userAvatar {
  width: 28px;
  height: 28px;
  flex-shrink: 0;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
  color: var(--semi-color-primary);
  background: rgba(var(--semi-primary-5), 0.14);
}

.userText {
  display: flex;
  flex-direction: column;
  min-width: 0;
  line-height: 1.3;
}

.userName {
  font-size: 13px;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.userRole {
  font-size: 11px;
  color: var(--semi-color-text-2);
  white-space: nowrap;
}