/* ========== 主布局 ========== */
.layout {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* 左侧菜单栏 */
.sidebar {
  width: 220px;
  background: var(--bg-secondary);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
}
.menu { padding: 12px 10px; display:flex; flex-direction:column; gap:4px; }
.menu-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 14px;
  border-radius: var(--radius-sm);
  cursor: pointer;
  font-size: 14px;
  color: var(--text-normal);
  transition: .2s;
  user-select: none;
}
.menu-item:hover { background: var(--bg-card); color: var(--text-bright); }
.menu-item.active {
  background: var(--accent-dim);
  color: var(--accent);
  font-weight: 600;
  border-left: 3px solid var(--accent);
}
.menu-icon { font-size: 16px; }

/* 侧边栏底部品牌 */
.sidebar-footer {
  margin-top: auto;
  padding: 16px 12px;
  border-top: 1px solid var(--border);
}
.brand-link {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  padding: 8px;
  border-radius: var(--radius-sm);
  transition: .2s;
}
.brand-link:hover { background: var(--bg-card); }
.brand-logo {
  width: 40px; height: 40px;
  border-radius: 10px;
  object-fit: cover;
}
.brand-text { display:flex; flex-direction:column; }
.brand-name {
  font-size: 13px; font-weight: 700;
  background: linear-gradient(135deg,#44CC44,#22ddbb);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.brand-url { font-size: 11px; color: var(--text-dim); }

/* ========== 右侧固定工具栏（与左侧菜单对称） ========== */
.right-panel {
  width: 320px;
  background: var(--bg-secondary);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  overflow: hidden;
}
.right-panel-page {
  flex: 1;
  min-height: 0;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 14px;
}
.right-panel-page::-webkit-scrollbar { width: 5px; }
.right-panel-page::-webkit-scrollbar-thumb { background: #444; border-radius: 3px; }

/* ========== 主工作区 ========== */

/* ===== 侧边栏 · 图像参数设置面板 ===== */
.sidebar-card {
  margin: 0 10px 10px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-card);
  flex-shrink: 0;
}
.sidebar-card .side-card-title { margin-bottom: 8px; }
.imgparams-head {
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  user-select: none;
  margin-bottom: 0 !important;
}
.imgparams-head:hover { color: var(--accent); }
.collapse-arrow {
  margin-left: auto;
  font-size: 11px;
  color: var(--text-dim);
  transition: .2s;
}
.sidebar-card.collapsed .collapse-arrow { transform: rotate(-90deg); }

.sidebar-card .form-row { margin-bottom: 7px; }
.sidebar-card .form-row label {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 11.5px;
  color: var(--text-normal);
  margin-bottom: 3px;
}
.sidebar-card .form-row label .val {
  color: var(--accent);
  font-weight: 700;
  font-size: 12px;
}
.sidebar-card .select {
  width: 100%;
  font-size: 12px;
  padding: 5px 8px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-bright);
  border-radius: var(--radius-sm);
}
.sidebar-card input[type="range"] {
  width: 100%;
  accent-color: var(--accent);
  cursor: pointer;
  background: transparent;
}
.sidebar-card input[type="number"].num-input {
  width: 100%;
  padding: 4px 8px;
  background: var(--bg-primary);
  border: 1px solid var(--border);
  color: var(--text-bright);
  border-radius: var(--radius-sm);
  font-size: 12px;
  box-sizing: border-box;
}
.sidebar-card .ip-hint {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 2px;
  line-height: 1.4;
}
.sidebar-card .btn-row-narrow .btn {
  width: 100%;
  font-size: 12px;
  padding: 6px;
}

.workspace {
  flex: 1;
  overflow: hidden;
  padding: 20px;
  min-width: 0;
}
.page {
  max-width: 1600px;
  margin: 0 auto;
  height: 100%;
  min-height: 0;
  display: flex;
  flex-direction: column;
}
.page-header { margin-bottom: 16px; flex-shrink: 0; }
.page-header h1 { font-size: 20px; color: var(--text-bright); }
.page-sub { font-size: 13px; color: var(--text-dim); }