/* ============================================================
   WordPress 左侧响应式菜单（Bootstrap 5）
   桌面端：左侧固定侧栏；移动端：顶部工具栏 + 左侧滑出抽屉
   主题根目录路径：assets/css/sidebar-menu.css
   ============================================================ */

:root {
	--sb-width: 220px;                 /* 侧栏宽度 */
	--sb-bg: #ffffff;                  /* 侧栏背景（白色） */
	--sb-bg-hover: #f1f5f9;            /* 菜单项悬停/激活背景（浅灰） */
	--sb-text: #334155;                /* 菜单文字（深灰） */
	--sb-text-active: #0f172a;         /* 激活/悬停文字（近黑） */
	--sb-accent: #3b82f6;              /* 高亮色（左侧竖条） */
	--sb-border: rgba(15, 23, 42, 0.08);
	--sb-topbar-h: 56px;               /* 移动端工具栏高度 */
}

/* ---------- 1. 左侧菜单（一套菜单：桌面常驻 / 移动端滑入） ---------- */
.sb-nav-wrap {
	position: fixed;
	top: 0;
	bottom: 0;
	left: 0;
	z-index: 1030;
	width: var(--sb-width);
	padding: 0 0 1.5rem;
	overflow-x: hidden;
	overflow-y: auto;
	background: var(--sb-bg);
	border-right: 1px solid var(--sb-border);
	/* 移动端默认移出视口；桌面端常驻 */
	transform: translateX(-100%);
	visibility: hidden;
	transition: transform 0.3s ease, visibility 0.3s ease;
}

/* 菜单头部：品牌 + 关闭按钮（关闭按钮仅移动端显示） */
.sb-nav-head {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem;
	padding: 1.25rem 0.75rem 1.25rem 1.25rem;
   border-bottom: 1px solid #e2e8f0;
}

.sb-nav-brand {
	display: flex;
	align-items: center;
	gap: 0.6rem;
	min-width: 0;
  color:transparent;
  font-weight: bold;
  background-image:linear-gradient(97deg,#0070FF,#89d17a);
  -webkit-background-clip: text;
	font-size: 1.15rem;
	font-weight: 600;
	letter-spacing: 0.02em;
}



.sb-nav-brand > span:last-child {
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
}

/* 品牌图标（SVG 或站点图标） */
.sb-brand-icon {
	flex-shrink: 0;
	width: 24px;
	height: 24px;
	padding: 3px;
	border-radius: 10px;
	background: var(--sb-bg-hover);
	color: var(--sb-accent);
	box-sizing: content-box;
}

/* 关闭按钮：仅移动端显示 */
.sb-nav-close {
	display: none;
	flex-shrink: 0;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 0;
	border-radius: 8px;
	background: transparent;
	color: var(--sb-text-active);
	font-size: 1.6rem;
	line-height: 1;
	cursor: pointer;
	align-items: center;
	justify-content: center;
	transition: background-color 0.2s ease;
}

.sb-nav-close:hover,
.sb-nav-close:focus-visible {
	background: var(--sb-bg-hover);
}

/* 桌面端（≥992px）：菜单常驻左侧，正文让出宽度；兼容 WP 后台工具栏 */
@media (min-width: 992px) {
	.sb-nav-wrap { transform: none; visibility: visible; }
	body { padding-left: var(--sb-width); }
	body.admin-bar .sb-nav-wrap { top: 32px ; }
}

/* 移动端（<992px）：滑入/滑出、关闭按钮显示、兼容后台工具栏 */
@media (max-width: 991.98px) {
	body.sb-nav-open .sb-nav-wrap { transform: translateX(0); visibility: visible; }
	body.admin-bar .sb-nav-wrap { top: 46px; }
	.sb-nav-close { display: inline-flex; }
}

/* ---------- 2. 通用菜单样式（桌面侧栏 + 移动抽屉共用） ---------- */
.sb-nav {
	list-style: none;
	margin: 0;
	padding: 0;
}

.sb-nav a {
	display: block;
	padding: 0.65rem 1.25rem;
	/* 彩色渐变文字 */
	color: transparent;
	background-image: linear-gradient(90deg, #0070FF 10%, #89d17a 45%, #3ea84f 80%);
	-webkit-background-clip: text;
	background-clip: text;
	font-size: 0.95rem;
	line-height: 1.5;
	text-decoration: none;
	border-left: 3px solid transparent;
	transition: filter 0.2s ease, border-color 0.2s ease;
}

.sb-nav a:hover,
.sb-nav a:focus-visible {
	filter: brightness(1.3);
	border-left-color: var(--sb-accent);
}

/* 当前页 / 祖先页高亮（WordPress 自动输出的类） */
.sb-nav .current-menu-item > a,
.sb-nav .current-menu-ancestor > a,
.sb-nav .current_page_item > a,
.sb-nav .current_page_ancestor > a {
	filter: brightness(1.3);
	border-left-color: var(--sb-accent);
}

/* 子菜单：默认折叠，点击父级链接展开/收起（兼容默认嵌套结构 .sub-menu
   与 Bootstrap 导航结构 .dropdown-menu） */
.sb-nav .sub-menu,
.sb-nav .dropdown-menu {
	list-style: none;
	margin: 0;
	padding: 0;
	display: none;   /* 默认折叠 */
}

/* 父级 .sb-open 时展开对应子菜单 */
.sb-nav .menu-item.sb-open > .sub-menu,
.sb-nav .menu-item.sb-open > .dropdown-menu {
	display: block;
}

.sb-nav .sub-menu a,
.sb-nav .dropdown-menu a {
	padding-left: 2.5rem;
	font-size: 0.875rem;
	opacity: 0.85;
}

.sb-nav .sub-menu .sub-menu a,
.sb-nav .dropdown-menu .dropdown-menu a {
	padding-left: 3.5rem;
}

/* Bootstrap 导航结构兼容（nav-item / dropdown / dropdown-toggle）：
   折叠行为由上面的 .sb-open 控制，忽略 Bootstrap dropdown 的 .show 切换 */
.sb-nav .dropdown { position: static; }

.sb-nav .dropdown-menu {
	position: static !important;
	float: none;
	min-width: 0;
	border: 0;
	border-radius: 0;
	background: transparent;
	box-shadow: none;
	inset: auto;
}

/* 去掉 Bootstrap 默认下拉箭头，改用自定义折叠箭头 */
.sb-nav .dropdown-toggle::after { display: none; }

/* 顶级菜单项加粗，与子级形成层级区分（渐变文字随 .sb-nav a 生效） */
.sb-nav > .menu-item > a {
	font-weight: 600;
}

/* 折叠箭头：父级链接右侧 ▼（收起）/ ▲（展开） */
.sb-nav .menu-item-has-children > a {
	position: relative;
	padding-right: 2.5rem;
}

.sb-nav .menu-item-has-children > a::after {
	content: '';
	position: absolute;
	right: 1.25rem;
	top: 50%;
	transform: translateY(-50%);
	border-left: 5px solid transparent;
	border-right: 5px solid transparent;
	border-top: 6px solid #0070FF;   /* 渐变文字下 currentColor 为透明，箭头改用渐变中间色 */
	opacity: 0.7;
	transition: transform 0.2s ease;
}

.sb-nav .menu-item.sb-open > a::after {
	transform: translateY(-50%) rotate(180deg);
}

/* 侧栏滚动条美化 */
.sb-nav-wrap::-webkit-scrollbar { width: 6px; }
.sb-nav-wrap::-webkit-scrollbar-thumb { background: rgba(15, 23, 42, 0.15); border-radius: 3px; }
.sb-nav-wrap::-webkit-scrollbar-track { background: transparent; }

/* ---------- 3. 移动端顶部工具栏（仅 <lg 显示） ---------- */
.sb-topbar {
	position: sticky;
	top: 0;
	z-index: 1025;
	display: none;              /* 桌面端不显示 */
	align-items: center;
	justify-content: space-between;
	height: var(--sb-topbar-h);
	padding: 0 0.9rem;
	background: var(--sb-bg);
	color: var(--sb-text-active);
	border-bottom: 1px solid var(--sb-border);
}

@media (max-width: 991.98px) {
	.sb-topbar { display: flex; }
	body.admin-bar .sb-topbar { top: 46px; }
}

.sb-topbar-brand {
	font-size: 1rem;
	font-weight: 600;
	overflow: hidden;
	text-overflow: ellipsis;
	white-space: nowrap;
  color:transparent;
  font-weight: bold;
  background-image:linear-gradient(97deg,#0070FF,#89d17a);
  -webkit-background-clip: text;
}

/* 汉堡按钮 */
.sb-toggle {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	width: 44px;
	height: 44px;
	padding: 0;
	border: 0;
	border-radius: 10px;
	background: transparent;
	color: var(--sb-text-active);
	cursor: pointer;
	transition: background-color 0.2s ease;
}

.sb-toggle:hover,
.sb-toggle:focus-visible { background: var(--sb-bg-hover); }

.sb-hamburger {
	position: relative;
	display: block;
	width: 22px;
	height: 2px;
	background: currentColor;
	border-radius: 2px;
	transition: background 0.25s ease;
}

.sb-hamburger::before,
.sb-hamburger::after {
	content: "";
	position: absolute;
	left: 0;
	width: 22px;
	height: 2px;
	background: currentColor;
	border-radius: 2px;
	transition: transform 0.25s ease, top 0.25s ease;
}

.sb-hamburger::before { top: -7px; }
.sb-hamburger::after  { top: 7px; }

/* 抽屉打开时：汉堡变叉号 */
.sb-toggle.is-open .sb-hamburger { background: transparent; }
.sb-toggle.is-open .sb-hamburger::before { top: 0; transform: rotate(45deg); }
.sb-toggle.is-open .sb-hamburger::after  { top: 0; transform: rotate(-45deg); }

/* ---------- 4. 移动端遮罩（菜单滑入时显示，点击关闭） ---------- */
.sb-backdrop {
	position: fixed;
	inset: 0;
	z-index: 1029;
	background: rgba(15, 23, 42, 0.5);
	opacity: 0;
	visibility: hidden;
	transition: opacity 0.3s ease, visibility 0.3s ease;
}

body.sb-nav-open .sb-backdrop {
	opacity: 1;
	visibility: visible;
}

/* 菜单打开时锁定背景滚动（JS 同步维护，防布局抖动） */
body.sb-nav-open { overflow: hidden; }

/* ---------- 5. 右侧内容区 + 页脚：内容不满一屏时页脚也贴底 ----------
   实现：body 纵向 flex 撑满视口，正文（main）flex:1 吃掉剩余空间，
   页脚（.sb-footer）自然被推到视口底部；正文超出视口时页脚正常后移。 */
body {
	display: flex;
	flex-direction: column;
	min-height: 100vh;
	background: #f0f4f5;   /* 右侧内容区背景 */
}

/* 正文伸展（请保证主题正文容器是 body 的直接子元素 <main>） */
body > main {
	flex: 1 0 auto;
}

.sb-footer {
	flex-shrink: 0;
	padding: 1.5rem 0;
	background: #f8fafc;
	border-top: 1px solid #e2e8f0;
	color: #64748b;
	font-size: 0.875rem;
}

.sb-footer .container {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	justify-content: space-between;
	gap: 0.5rem 1rem;
}

.sb-footer p {
	margin: 0;
}

.sb-footer a {
	color: inherit;
	text-decoration: underline;
	text-underline-offset: 2px;
}

.sb-footer a:hover {
	color: var(--sb-accent);
}

/* 一键返回顶部（页脚顶部，右对齐） */
.sb-back-top-wrap {
	padding: 0.25rem 1rem 1rem;
	text-align: right;
}

.sb-back-top {
	display: inline-flex;
	align-items: center;
	gap: 0.4rem;
	padding: 0.45rem 1.1rem;
	border: 1px solid #cbd5e1;
	border-radius: 999px;
	background: #fff;
	color: var(--sb-text);
	font-size: 0.775rem;
	line-height: 1.2;
	cursor: pointer;
	transition: color 0.2s ease, border-color 0.2s ease, background-color 0.2s ease;
}

.sb-back-top svg {
	width: 1em;
	height: 1em;
}

.sb-back-top:hover,
.sb-back-top:focus-visible {
	border-color: var(--sb-accent);
	background: var(--sb-bg-hover);
	color: var(--sb-accent);
}

/* ---------- 6. 右侧页面顶部工具栏：搜索框 + 搜索按钮 + 登录/注册 ----------
   独立于正文容器，占满右侧顶部整行宽度；左右留白与正文 container 对齐。 */
.sb-toolbar {
	display: flex;
	flex-wrap: wrap;
	align-items: center;
	gap: 0.75rem;
	padding: 0.75rem 0.75rem 1rem;   /* 左右 0.75rem 与 Bootstrap container 留白一致 */
	margin-bottom: 1rem;
	border-bottom: 1px solid #e2e8f0;
	background: #fff;                /* 右侧顶部工具栏背景（白色） */
}

/* 网站简介：左侧固定 280px */
.sb-siteinfo {
	flex-shrink: 0;
	width: 280px;
	display: flex;
	align-items: center;
	position: relative;      /* 供闪光特效定位光带 */
	overflow: hidden;        /* 光带扫过不超出文字区域 */
	font-size: 1.05rem;
	font-weight: 700;
	color: var(--sb-text-active);
	letter-spacing: 0.01em;
	white-space: nowrap;
}

/* 搜索表单：弹性占位，与右侧按钮区同行 */
.sb-search {
	display: flex;
	flex: 1 1 0px;
	gap: 0.5rem;
	min-width: 0;
}

.sb-search-input {
	flex: 1 1 auto;
	min-width: 0;
	padding: 0.5rem 0.85rem;
	border: 1px solid #cbd5e1;
	border-radius: 10px;
	background: #fff;
	color: #1e293b;
	font-size: 0.95rem;
	line-height: 1.5;border:2px solid #0070FF;
	transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.sb-search-input::placeholder { color: #94a3b8; }

.sb-search-input:focus-visible {
	outline: none;
	border-color: var(--sb-accent);
	box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
}

.sb-search-btn {
	flex-shrink: 0;
	padding: 0.5rem 1.1rem;
	margin-right: 10px;
	border: 0;
	border-radius: 10px;
  background-image:-webkit-gradient(linear,left top,right top,from(#0070FF),to(#13adff));
  background-image:-webkit-linear-gradient(left,#006eff,#13adff);
  background-image:-o-linear-gradient(left,#0070FF 0,#13adff 100%);
  background-image:linear-gradient(97deg,#0070FF,#13adff);
	color: #fff;
	font-size: 0.95rem;
	cursor: pointer;
	transition: opacity 0.2s ease;
}

.sb-search-btn:hover,
.sb-search-btn:focus-visible { opacity: 0.9; }

/* 登录 / 注册按钮 */
.sb-auth {
	display: flex;
	flex-shrink: 0;
	gap: 0.5rem;
}

.sb-btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	padding: 0.5rem 1.1rem;
	border-radius: 10px;
	font-size: 0.95rem;
	line-height: 1.5;
	text-decoration: none;
	white-space: nowrap;
	transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.sb-btn-login {
	background: #fff;
	color: var(--sb-text-active);
	border: 1px solid #cbd5e1;
}

.sb-btn-login:hover {
	background: #f1f5f9;
	border-color: #94a3b8;
	color: var(--sb-text-active);
}

.sb-btn-register {
	background: #fff;
	color: var(--sb-text-active);
	border: 1px solid #cbd5e1;
}

.sb-btn-register:hover {
	background: #f1f5f9;
	border-color: #94a3b8;
	color: var(--sb-text-active);
}

/* 移动端：网站简介、搜索框、登录/注册依次换行，各自占满整行 */
@media (max-width: 991.98px) {
	.sb-toolbar { gap: 0.75rem; }

	.sb-siteinfo {
		flex: 1 1 100%;
		width: auto;
		justify-content: center;   /* 移动端水平居中 */
	}
	
.sb-search-btn {
	margin-right: 0px;
}
	.sb-search { flex: 1 1 100%; }

	.sb-auth {
		flex: 1 1 100%;
		width: 100%;
		justify-content: center;     /* 移动端居中显示 */
	}

	.sb-auth .sb-btn {
		flex: 0 0 auto;              /* 宽度与桌面端一致（不铺满半行） */
	}
}

/* ---------- 菜单链接花瓣特效（点击时飞散、随机五颜六色） ---------- */
.sb-petal {
	position: fixed;
	z-index: 2000;
	width: 8px;
	height: 8px;
	border-radius: 50% 0 50% 50%;   /* 花瓣/泪滴形 */
	pointer-events: none;
	opacity: 1;
	animation: sb-petal-fly 0.6s ease-out forwards;
}

@keyframes sb-petal-fly {
	0% {
		opacity: 1;
		transform: translate(0, 0) rotate(0deg) scale(1);
	}
	100% {
		opacity: 0;
		transform: translate(var(--fly-x), var(--fly-y)) rotate(var(--fly-rot)) scale(0.55);
	}
}

/* ---------- 品牌文字爱心特效（点击飘散红色爱心，仅桌面端） ---------- */
.sb-heart {
	position: fixed;
	z-index: 2001;
	pointer-events: none;
	/* 红色爱心（SVG 内联） */
	background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23ff3b6b'%3E%3Cpath d='M12 21.35l-1.45-1.32C5.4 15.36 2 12.28 2 8.5 2 5.42 4.42 3 7.5 3c1.74 0 3.41.81 4.5 2.09C13.09 3.81 14.76 3 16.5 3 19.58 3 22 5.42 22 8.5c0 3.78-3.4 6.86-8.55 11.54L12 21.35z'/%3E%3C/svg%3E") no-repeat center / contain;
	opacity: 1;
	animation: sb-heart-float 0.8s ease-out forwards;
}

@keyframes sb-heart-float {
	0% {
		opacity: 1;
		transform: translate(0, 0) rotate(0deg) scale(1);
	}
	100% {
		opacity: 0;
		transform: translate(var(--fly-x), var(--fly-y)) rotate(var(--fly-rot)) scale(0.55);
	}
}


/* ---------- MacXZB.COM 斜 45 度闪光特效（每 3 秒从左向右闪一次） ---------- */
.sb-siteinfo::after {
	content: '';
	position: absolute;
	top: -60%;
	bottom: -60%;
	left: 0;
	width: 35%;
	/* 135deg 渐变即 45° 斜向光带 */
	background: linear-gradient(135deg, transparent 0%, rgba(255, 255, 255, 0.95) 50%, transparent 100%);
	transform: translateX(-180%);
	animation: sb-siteinfo-shine 3s ease-in-out infinite;
	pointer-events: none;
}

@keyframes sb-siteinfo-shine {
	0%   { transform: translateX(-180%); }
	55%  { transform: translateX(380%); }
	100% { transform: translateX(380%); }
}

/* ---------- 跑马灯公告（工具栏下方，文字从右向左循环滚动，可关闭） ---------- */
.sb-marquee-alert {
	position: relative;
	overflow: hidden;
	margin: 0 0.75rem 1.5rem;             /* 与工具栏左右对齐 */
	padding: 0.65rem 3rem 0.65rem 1rem;   /* 右侧留出关闭按钮空间 */
	background: #fff;
	border: 1px solid #e2e8f0;
	border-radius: 10px;
	color: #2a8721;
	font-size: 0.95rem;
}

.sb-marquee-track {
	overflow: hidden;
	white-space: nowrap;
}

.sb-marquee-inner {
	display: inline-block;
	animation: sb-marquee-scroll 16s linear infinite;
	will-change: transform;
}

.sb-marquee-text {
	display: inline-block;
	padding-right: 3rem;                 /* 两段文字之间的间距 */
}

@keyframes sb-marquee-scroll {
	0%   { transform: translateX(0); }
	100% { transform: translateX(-50%); }   /* 平移一段宽度，两段相同文字无缝衔接 */
}

.sb-marquee-alert .btn-close {
	position: absolute;
	top: 50%;
	right: 0.9rem;
	transform: translateY(-50%);
}