/*
Theme Name: TG Style
Theme URI: https://example.com/
Author: xiaoke
Description: 白页眉 + 品牌蓝的高端健身器材风格 WordPress 主题（全宽 Mega 下拉面板 + 藏青页脚）
Version: 1.1.0
Text Domain: tgstyle
*/

/* ============ 品牌色（源自 Logo，改这里即可全局换色） ============ */
:root {
	--tg-blue: #1A5BAA;       /* 品牌蓝（降饱和，更沉稳） */
	--tg-blue-dark: #12457F;  /* 深蓝（悬停） */
	--tg-navy: #0C1320;       /* 页脚蓝黑（近黑） */
	--tg-navy-text: #98A4B8;  /* 页脚次要文字 */
	--tg-ink: #181B20;        /* 主文字（柔黑，非纯黑） */
	--tg-header-h: 72px;
	--tg-font: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
	--tg-trans: .25s ease;
}

/* ============ 基础重置 ============ */
* { box-sizing: border-box; }

body {
	margin: 0;
	font-family: var(--tg-font);
	color: var(--tg-ink);
	background: #fff;
	-webkit-font-smoothing: antialiased;
}

a { text-decoration: none; color: inherit; }
ul { margin: 0; padding: 0; list-style: none; }
img { max-width: 100%; height: auto; }

.tg-container {
	max-width: 1600px;
	margin: 0 auto;
	padding: 0 40px;
}

/* ============ 页眉：白底深色字 ============ */
.site-header {
	position: sticky;
	top: 0;
	z-index: 1000;
	background: #fff;
	color: var(--tg-ink);
	border-bottom: 1px solid #eee;
}
.site-header.is-scrolled { box-shadow: 0 4px 24px rgba(0, 0, 0, .08); }

.header-inner {
	display: flex;
	align-items: center;
	height: var(--tg-header-h);
}

/* Logo */
.site-logo { flex: 0 0 auto; margin-right: 48px; }
.site-logo a {
	display: flex;
	align-items: center;
	font-size: 22px;
	font-weight: 800;
	letter-spacing: .18em;
	text-transform: uppercase;
	color: var(--tg-ink);
	white-space: nowrap;
}
.site-logo img,
.site-logo .custom-logo { display: block; max-height: 38px; width: auto; }

/* ============ 主导航 ============ */
.main-nav { flex: 1 1 auto; }
.main-nav ul { margin: 0; padding: 0; list-style: none; }
.main-nav > ul { display: flex; align-items: center; gap: 4px; }
.main-nav > ul > li { position: relative; }
.main-nav > ul > li > a {
	display: flex;
	align-items: center;
	gap: 7px;
	height: var(--tg-header-h);
	padding: 0 16px;
	font-size: 14px;
	font-weight: 700;
	letter-spacing: .06em;
	color: var(--tg-ink);
	position: relative;
}
/* 悬停/当前的蓝色下划线 */
.main-nav > ul > li > a::after {
	content: "";
	position: absolute;
	left: 16px;
	right: 16px;
	bottom: 14px;
	height: 2px;
	background: var(--tg-blue);
	transform: scaleX(0);
	transform-origin: left;
	transition: transform var(--tg-trans);
}
.main-nav > ul > li > a:hover::after,
.main-nav > ul > li:hover > a::after,
.main-nav > ul > li.current-menu-item > a::after { transform: scaleX(1); }

/* 下拉箭头 */
.main-nav .menu-item-has-children > a .tg-caret {
	display: inline-flex;
	transition: transform var(--tg-trans);
}
.main-nav .menu-item-has-children:hover > a .tg-caret { transform: rotate(180deg); }

/* ---------- 全宽 Mega 面板（菜单项加 CSS 类 mega 后生效） ---------- */
.main-nav > ul > li.mega { position: static; }
.tg-mega {
	position: absolute;
	top: var(--tg-header-h);
	left: 0;
	right: 0;
	background: #fff;
	color: var(--tg-ink);
	border-top: 1px solid #eee;
	box-shadow: 0 40px 60px rgba(0, 0, 0, .10);
	opacity: 0;
	visibility: hidden;
	transform: translateY(10px);
	transition: opacity var(--tg-trans), transform var(--tg-trans), visibility var(--tg-trans);
}
.main-nav li.mega:hover > .tg-mega,
.main-nav li.mega:focus-within > .tg-mega {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}
.tg-mega-inner {
	max-width: 1600px;
	margin: 0 auto;
	padding: 40px 40px 56px;
}
/* 顶部“浏览全部”链接（文字取自菜单项的「描述」字段） */
.tg-mega-top {
	display: inline-flex;
	align-items: center;
	gap: 12px;
	margin-bottom: 40px;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .22em;
	text-transform: uppercase;
	color: var(--tg-blue);
}
.tg-mega-top:hover { opacity: .55; }
/* 栏目 = 二级菜单项 */
.tg-mega-cols {
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 56px;
}
.tg-mega-cols > li > a {
	display: block;
	margin: 0 0 20px;
	font-size: 14px;
	font-weight: 800;
	letter-spacing: .18em;
	text-transform: uppercase;
	color: var(--tg-ink);
}
/* 链接 = 三级菜单项 */
.tg-mega-links li { margin-bottom: 14px; }
.tg-mega-links li a {
	font-size: 15px;
	color: #222;
}
.tg-mega-links li a:hover { text-decoration: underline; }
/* 底部灰色“联系我们”条 */
.tg-mega-bottom { background: #f2f2f2; }
.tg-mega-bottom-inner {
	max-width: 1600px;
	margin: 0 auto;
	padding: 18px 40px;
	display: flex;
	justify-content: flex-end;
}
.tg-mega-bottom a {
	display: inline-flex;
	align-items: center;
	gap: 10px;
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .22em;
	text-transform: uppercase;
	color: var(--tg-blue);
}
.tg-mega-bottom a:hover { opacity: .55; }

/* ---------- 普通下拉（未加 mega 类的子菜单） ---------- */
.main-nav > ul > li:not(.mega) > .sub-menu {
	position: absolute;
	top: var(--tg-header-h);
	left: 0;
	min-width: 220px;
	background: #fff;
	border-top: 2px solid var(--tg-blue);
	box-shadow: 0 24px 40px rgba(0, 0, 0, .10);
	padding: 12px 0;
	opacity: 0;
	visibility: hidden;
	transform: translateY(8px);
	transition: opacity var(--tg-trans), transform var(--tg-trans), visibility var(--tg-trans);
}
.main-nav > ul > li:not(.mega):hover > .sub-menu,
.main-nav > ul > li:not(.mega):focus-within > .sub-menu {
	opacity: 1;
	visibility: visible;
	transform: translateY(0);
}
.main-nav > ul > li:not(.mega) > .sub-menu a {
	display: block;
	padding: 10px 24px;
	font-size: 14px;
	color: #333;
}
.main-nav > ul > li:not(.mega) > .sub-menu a:hover { color: var(--tg-blue); }

/* ============ 右侧图标区 ============ */
.header-actions {
	display: flex;
	align-items: center;
	gap: 4px;
	margin-left: auto;
}
.header-actions a,
.header-actions button {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 42px;
	height: 42px;
	color: var(--tg-ink);
	background: transparent;
	border: 0;
	cursor: pointer;
	border-radius: 50%;
	transition: background var(--tg-trans);
	position: relative;
}
.header-actions a:hover,
.header-actions button:hover { background: rgba(26, 91, 170, .08); }
.header-actions svg { width: 20px; height: 20px; fill: none; stroke: currentColor; stroke-width: 1.6; }

/* 购物车数量角标 */
.tg-cart-count {
	position: absolute;
	top: 2px;
	right: 0;
	min-width: 16px;
	height: 16px;
	padding: 0 4px;
	border-radius: 8px;
	background: var(--tg-blue);
	color: #fff;
	font-size: 10px;
	font-weight: 700;
	line-height: 16px;
	text-align: center;
}

/* 语言/国家 */
.tg-locale {
	display: flex;
	align-items: center;
	gap: 6px;
	width: auto !important;
	padding: 0 12px;
	font-size: 12px;
	letter-spacing: .1em;
	text-transform: uppercase;
}

/* 汉堡按钮 */
.tg-burger { display: none; }
.tg-burger svg { width: 24px; height: 24px; }

/* 搜索展开条（白色主题） */
.header-search-bar {
	max-height: 0;
	overflow: hidden;
	background: #fff;
	border-top: 1px solid #eee;
	transition: max-height .35s ease;
}
.header-search-bar.open { max-height: 120px; }
.header-search-bar form {
	display: flex;
	align-items: center;
	height: 80px;
}
.header-search-bar input[type="search"] {
	flex: 1;
	background: transparent;
	border: 0;
	border-bottom: 1px solid #ddd;
	color: var(--tg-ink);
	font-size: 20px;
	padding: 10px 4px;
	outline: none;
}
.header-search-bar input::placeholder { color: #aaa; }
.header-search-bar button {
	background: transparent;
	border: 0;
	color: var(--tg-blue);
	font-size: 13px;
	font-weight: 700;
	letter-spacing: .2em;
	text-transform: uppercase;
	cursor: pointer;
	padding: 10px 0 10px 24px;
	transition: opacity var(--tg-trans);
}
.header-search-bar button:hover { opacity: .55; }

/* ============ 页脚：深藏青 ============ */
.site-footer {
	background: var(--tg-navy);
	color: #fff;
	font-size: 14px;
}
.site-footer a { color: inherit; }
.site-footer ul { margin: 0; padding: 0; list-style: none; }

/* 订阅 CTA 条 */
.footer-cta { border-bottom: 1px solid rgba(255, 255, 255, .12); }
.footer-cta .tg-container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 40px;
	padding-top: 56px;
	padding-bottom: 56px;
}
.footer-cta h2 {
	margin: 0 0 10px;
	font-size: 26px;
	font-weight: 700;
	letter-spacing: .06em;
	text-transform: uppercase;
	color: #fff;
}
.footer-cta p { margin: 0; color: var(--tg-navy-text); letter-spacing: .04em; }
.footer-cta form {
	display: flex;
	align-items: center;
	flex: 0 1 480px;
	border-bottom: 1px solid var(--tg-blue);
}
.footer-cta input[type="email"] {
	flex: 1;
	background: transparent;
	border: 0;
	color: #fff;
	font-size: 15px;
	padding: 14px 0;
	outline: none;
}
.footer-cta input::placeholder { color: #7d8da3; }
.footer-cta button {
	background: var(--tg-blue);
	border: 0;
	color: #fff;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .22em;
	text-transform: uppercase;
	cursor: pointer;
	padding: 12px 28px;
	margin: 8px 0;
	border-radius: 2px;
	transition: background var(--tg-trans);
}
.footer-cta button:hover { background: var(--tg-blue-dark); }

/* 链接栏（4 个小工具栏 + 1 个社交栏） */
.footer-widgets .tg-container {
	display: grid;
	grid-template-columns: repeat(5, 1fr);
	gap: 40px;
	padding-top: 64px;
	padding-bottom: 64px;
}
.footer-col h3 {
	margin: 0 0 22px;
	font-size: 12px;
	font-weight: 700;
	letter-spacing: .22em;
	text-transform: uppercase;
	color: #8fa1bb;
}
.footer-col ul li { margin-bottom: 12px; }
.footer-col ul li a {
	color: #d7dfea;
	letter-spacing: .03em;
	transition: color var(--tg-trans), padding-left var(--tg-trans);
}
.footer-col ul li a:hover { color: #fff; padding-left: 6px; }

/* 社交图标 */
.footer-social { display: flex; gap: 10px; margin-top: 4px; }
.footer-social a {
	display: flex;
	align-items: center;
	justify-content: center;
	width: 38px;
	height: 38px;
	border: 1px solid rgba(255, 255, 255, .25);
	border-radius: 50%;
	color: #fff;
	transition: background var(--tg-trans), border-color var(--tg-trans);
}
.footer-social a:hover { background: var(--tg-blue); border-color: var(--tg-blue); }
.footer-social svg { width: 16px; height: 16px; fill: currentColor; }

/* 底部栏 */
.footer-bottom { border-top: 1px solid rgba(255, 255, 255, .12); }
.footer-bottom .tg-container {
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	padding-top: 24px;
	padding-bottom: 24px;
	font-size: 12px;
	color: #8fa1bb;
	letter-spacing: .05em;
}
.footer-legal ul { display: flex; flex-wrap: wrap; gap: 24px; }
.footer-legal a { color: #8fa1bb; transition: color var(--tg-trans); }
.footer-legal a:hover { color: #fff; }
.footer-locale {
	display: flex;
	align-items: center;
	gap: 8px;
	text-transform: uppercase;
	letter-spacing: .14em;
	color: #c8d3e2;
}
.footer-locale svg { width: 16px; height: 16px; stroke: currentColor; fill: none; stroke-width: 1.6; }

/* ============ 响应式 ============ */
@media (max-width: 1200px) {
	.main-nav > ul > li > a { padding: 0 11px; }
	.site-logo { margin-right: 28px; }
}

@media (max-width: 992px) {
	.tg-container { padding: 0 24px; }
	.site-logo a { font-size: 18px; }

	.tg-burger { display: flex; }
	.tg-locale span { display: none; }

	.main-nav {
		position: fixed;
		inset: var(--tg-header-h) 0 auto 0;
		max-height: calc(100vh - var(--tg-header-h));
		overflow-y: auto;
		background: #fff;
		border-top: 1px solid #eee;
		box-shadow: 0 30px 40px rgba(0, 0, 0, .08);
		transform: translateY(-110%);
		transition: transform .35s ease;
		z-index: 999;
	}
	.main-nav.open { transform: translateY(0); }
	.main-nav > ul { flex-direction: column; align-items: stretch; padding: 8px 24px 32px; gap: 0; }
	.main-nav > ul > li > a { height: auto; padding: 18px 0; font-size: 15px; border-bottom: 1px solid #eee; }
	.main-nav > ul > li > a::after { display: none; }

	/* 移动端：Mega 面板与普通子菜单都改为手风琴 */
	.tg-mega,
	.main-nav > ul > li:not(.mega) > .sub-menu {
		position: static;
		opacity: 1;
		visibility: visible;
		transform: none;
		box-shadow: none;
		border-top: 0;
		max-height: 0;
		overflow: hidden;
		transition: max-height .3s ease;
	}
	.main-nav > ul > li.submenu-open > .tg-mega,
	.main-nav > ul > li.submenu-open > .sub-menu { max-height: 2400px; }
	.tg-mega-inner { padding: 8px 0 8px 16px; }
	.tg-mega-top { margin-bottom: 20px; }
	.tg-mega-cols { grid-template-columns: 1fr; gap: 24px; }
	.tg-mega-cols > li > a { margin-bottom: 12px; }
	.tg-mega-bottom { margin-top: 16px; }
	.tg-mega-bottom-inner { padding: 14px 0 14px 16px; justify-content: flex-start; }
	.main-nav > ul > li:not(.mega) > .sub-menu { padding: 0 0 0 16px; }
	.main-nav > ul > li.submenu-open > .sub-menu { max-height: 1200px; padding-bottom: 12px; }

	.footer-cta .tg-container { flex-direction: column; align-items: flex-start; }
	.footer-cta form { flex: none; width: 100%; }
	.footer-widgets .tg-container { grid-template-columns: repeat(2, 1fr); }
	.footer-bottom .tg-container { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
	.footer-widgets .tg-container { grid-template-columns: 1fr; gap: 32px; padding-top: 48px; padding-bottom: 48px; }
	.footer-legal ul { gap: 16px; }
}