/* ============================================================
   狼头文化官网主题样式
   视觉基调：深邃夜空蓝黑 + 狼瞳金，大气、克制、有科技感
   ============================================================ */
:root {
	--lt-bg: #0b0e17;          /* 页面底色 */
	--lt-bg-2: #10152a;        /* 区块底色 */
	--lt-card: #151c30;        /* 卡片底色 */
	--lt-line: rgba(255, 255, 255, 0.08);
	--lt-gold: #f0a431;        /* 主强调色：狼瞳金 */
	--lt-gold-2: #ffc46b;
	--lt-text: #e8ecf4;
	--lt-muted: #93a0b8;
	--lt-radius: 14px;
	--lt-header-h: 72px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	background: var(--lt-bg);
	color: var(--lt-text);
	font-family: "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
	font-size: 16px;
	line-height: 1.7;
	-webkit-font-smoothing: antialiased;
}
a { color: inherit; text-decoration: none; transition: color .2s, opacity .2s; }
img { max-width: 100%; display: block; }
ul { list-style: none; }

.lt-container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }

/* ---------- 顶部导航 ---------- */
.lt-header {
	position: fixed; top: 0; left: 0; right: 0; z-index: 100;
	height: var(--lt-header-h);
	background: rgba(11, 14, 23, 0.88);
	backdrop-filter: blur(12px);
	border-bottom: 1px solid var(--lt-line);
}
.lt-header-inner {
	height: 100%;
	display: flex; align-items: center; justify-content: space-between; gap: 24px;
}
.lt-brand { display: flex; align-items: center; gap: 12px; }
.lt-brand img { height: 44px; width: auto; }
.lt-brand-text { display: flex; flex-direction: column; line-height: 1.25; }
.lt-brand-text strong { font-size: 18px; letter-spacing: 1px; }
.lt-brand-text em { font-style: normal; font-size: 11px; color: var(--lt-muted); letter-spacing: 2px; }
.lt-nav { display: flex; align-items: center; gap: 6px; }
.lt-nav-link {
	padding: 8px 16px; border-radius: 8px;
	font-size: 15px; color: var(--lt-muted);
}
.lt-nav-link:hover { color: var(--lt-text); }
.lt-nav-link.active { color: var(--lt-gold); background: rgba(240, 164, 49, 0.1); }
.lt-nav-toggle { display: none; background: none; border: 0; cursor: pointer; padding: 8px; }
.lt-nav-toggle span { display: block; width: 22px; height: 2px; background: var(--lt-text); margin: 5px 0; border-radius: 2px; }

/* ---------- 首屏 ---------- */
.lt-hero {
	position: relative; overflow: hidden;
	padding: calc(var(--lt-header-h) + 96px) 0 110px;
}
.lt-hero-bg {
	position: absolute; inset: 0;
	background: url("../images/hero-bg.png") center / cover no-repeat;
}
.lt-hero-bg::after {
	content: ""; position: absolute; inset: 0;
	background: linear-gradient(180deg, rgba(11,14,23,.55) 0%, rgba(11,14,23,.75) 60%, var(--lt-bg) 100%);
}
.lt-hero-inner { position: relative; z-index: 1; }
.lt-hero-eyebrow {
	color: var(--lt-gold); letter-spacing: 6px; font-size: 13px; margin-bottom: 18px;
}
.lt-hero h1 { font-size: 46px; line-height: 1.3; font-weight: 700; }
.lt-hero h1 span {
	color: var(--lt-gold);
	text-shadow: 0 0 24px rgba(240, 164, 49, 0.45);
}
.lt-hero-sub { margin-top: 22px; color: var(--lt-muted); font-size: 17px; }
.lt-hero-actions { margin-top: 36px; display: flex; gap: 16px; flex-wrap: wrap; }

/* ---------- 按钮 ---------- */
.lt-btn {
	display: inline-block; padding: 12px 30px; border: 0; border-radius: 999px;
	font-size: 15px; cursor: pointer; transition: all .2s;
}
.lt-btn-gold {
	background: linear-gradient(135deg, var(--lt-gold), var(--lt-gold-2));
	color: #1a1205; font-weight: 600;
}
.lt-btn-gold:hover { filter: brightness(1.08); transform: translateY(-2px); }
.lt-btn-ghost {
	border: 1px solid rgba(255, 255, 255, 0.25); color: var(--lt-text);
}
.lt-btn-ghost:hover { border-color: var(--lt-gold); color: var(--lt-gold); }

/* ---------- 数据亮点 ---------- */
.lt-stats { padding: 10px 0 30px; }
.lt-stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.lt-stat {
	background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); text-align: center; padding: 26px 12px;
}
.lt-stat strong { font-size: 34px; color: var(--lt-gold); font-weight: 700; }
.lt-stat strong i { font-style: normal; font-size: 20px; }
.lt-stat span { display: block; margin-top: 6px; color: var(--lt-muted); font-size: 14px; }

/* ---------- 通用区块 ---------- */
.lt-section { padding: 76px 0; }
.lt-section-alt { background: var(--lt-bg-2); }
.lt-sec-head { text-align: center; margin-bottom: 46px; }
.lt-sec-head h2 { font-size: 30px; letter-spacing: 2px; }
.lt-sec-head p { color: var(--lt-gold); font-size: 13px; letter-spacing: 4px; margin-top: 8px; }
.lt-sec-head-left { text-align: left; margin-bottom: 24px; }
.lt-sec-more { text-align: center; margin-top: 38px; }
.lt-sec-more a { color: var(--lt-muted); font-size: 15px; }
.lt-sec-more a:hover { color: var(--lt-gold); }

/* ---------- 业务卡片 ---------- */
.lt-service-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.lt-service-card {
	display: block; position: relative; overflow: hidden;
	background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); padding: 30px 24px;
	transition: transform .25s, border-color .25s;
}
.lt-service-card:hover { transform: translateY(-6px); border-color: rgba(240, 164, 49, 0.55); }
.lt-service-card em {
	font-style: normal; font-size: 40px; font-weight: 800;
	color: transparent; -webkit-text-stroke: 1px rgba(240, 164, 49, 0.5);
	line-height: 1;
}
.lt-service-card h3 { font-size: 19px; margin: 16px 0 10px; }
.lt-service-card p { color: var(--lt-muted); font-size: 14px; min-height: 72px; }
.lt-service-card .lt-more { display: inline-block; margin-top: 14px; color: var(--lt-gold); font-size: 14px; }

/* 业务列表页 */
.lt-service-list { display: flex; flex-direction: column; gap: 16px; }
.lt-service-item {
	display: flex; align-items: center; gap: 24px;
	background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); padding: 26px 28px;
	transition: border-color .2s, transform .2s;
}
.lt-service-item:hover { border-color: rgba(240, 164, 49, 0.55); transform: translateX(6px); }
.lt-service-item em {
	font-style: normal; font-size: 30px; font-weight: 800; flex-shrink: 0;
	color: transparent; -webkit-text-stroke: 1px rgba(240, 164, 49, 0.5);
}
.lt-service-info { flex: 1; }
.lt-service-info h3 { font-size: 18px; margin-bottom: 6px; }
.lt-service-info p { color: var(--lt-muted); font-size: 14px; }
.lt-service-item .lt-more { color: var(--lt-gold); font-size: 22px; flex-shrink: 0; }

/* ---------- 关于我们 ---------- */
.lt-about-grid {
	display: grid; grid-template-columns: 340px 1fr; gap: 48px; align-items: center;
}
.lt-about-media {
	background: radial-gradient(circle at 50% 40%, rgba(240,164,49,.16), transparent 65%);
	border-radius: var(--lt-radius); padding: 30px;
}
.lt-about-text { color: var(--lt-muted); margin-bottom: 26px; text-align: justify; }

/* ---------- 主播达人 ---------- */
.lt-star-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.lt-star-card {
	display: block; text-align: center;
	background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); padding: 28px 20px;
	transition: transform .25s, border-color .25s;
}
.lt-star-card:hover { transform: translateY(-6px); border-color: rgba(240, 164, 49, 0.55); }
.lt-star-card:nth-child(even) .lt-star-avatar img { filter: hue-rotate(160deg); }
.lt-star-avatar {
	width: 108px; height: 108px; margin: 0 auto 16px; border-radius: 50%;
	overflow: hidden; border: 2px solid rgba(240, 164, 49, 0.6);
}
.lt-star-avatar img { width: 100%; height: 100%; object-fit: cover; }
.lt-star-card h3 { font-size: 17px; }
.lt-star-card p { color: var(--lt-gold); font-size: 13px; margin: 4px 0 10px; }
.lt-star-card span { display: block; color: var(--lt-muted); font-size: 13px; }

/* 达人详情 */
.lt-star-detail { display: flex; align-items: center; gap: 28px; margin-bottom: 30px; }
.lt-star-avatar-lg { width: 132px; height: 132px; margin: 0; }
.lt-star-detail-info h2 { font-size: 26px; }
.lt-star-tag { color: var(--lt-gold); margin-top: 6px; }

/* ---------- 新闻 ---------- */
.lt-news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.lt-news-card {
	display: block; background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); padding: 26px 26px 22px;
	transition: border-color .2s, transform .2s;
}
.lt-news-card:hover { border-color: rgba(240, 164, 49, 0.55); transform: translateY(-4px); }
.lt-news-card time { color: var(--lt-gold); font-size: 13px; letter-spacing: 1px; }
.lt-news-card h3 { font-size: 18px; margin: 10px 0 8px; }
.lt-news-card p { color: var(--lt-muted); font-size: 14px; }

.lt-news-list { display: flex; flex-direction: column; gap: 14px; }
.lt-news-item {
	display: flex; align-items: center; gap: 26px;
	background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); padding: 22px 26px;
	transition: border-color .2s, transform .2s;
}
.lt-news-item:hover { border-color: rgba(240, 164, 49, 0.55); transform: translateX(6px); }
.lt-news-item time { color: var(--lt-gold); font-size: 14px; flex-shrink: 0; width: 96px; }
.lt-news-info { flex: 1; }
.lt-news-info h3 { font-size: 17px; margin-bottom: 6px; }
.lt-news-info p { color: var(--lt-muted); font-size: 14px; }
.lt-news-item .lt-more { color: var(--lt-gold); font-size: 20px; flex-shrink: 0; }

/* ---------- 子页面横幅 ---------- */
.lt-page-hero {
	margin-top: var(--lt-header-h);
	padding: 70px 0;
	background: linear-gradient(160deg, #141a30 0%, #0b0e17 80%);
	border-bottom: 1px solid var(--lt-line);
	text-align: center;
}
.lt-page-hero h1 { font-size: 32px; letter-spacing: 3px; }
.lt-page-hero p { color: var(--lt-gold); font-size: 13px; letter-spacing: 4px; margin-top: 10px; }

/* ---------- 文章/详情 ---------- */
.lt-article-wrap { max-width: 860px; }
.lt-article-title { text-align: center; margin-bottom: 36px; }
.lt-article-title h2 { font-size: 26px; line-height: 1.5; }
.lt-article-title p { color: var(--lt-muted); font-size: 14px; margin-top: 10px; }
.lt-article-back { text-align: center; margin-top: 46px; }
.lt-content { color: #c9d2e3; font-size: 16px; }
.lt-content p { margin-bottom: 14px; text-align: justify; }
.lt-content img { margin: 18px auto; border-radius: 8px; }
.lt-content h2, .lt-content h3 { margin: 26px 0 14px; color: var(--lt-text); }

/* ---------- 联系我们 ---------- */
.lt-contact-grid {
	display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 50px;
}
.lt-contact-card {
	background: var(--lt-card); border: 1px solid var(--lt-line);
	border-radius: var(--lt-radius); padding: 28px;
}
.lt-contact-card h3 {
	font-size: 17px; color: var(--lt-gold); margin-bottom: 16px; letter-spacing: 1px;
}
.lt-contact-card ul li { color: var(--lt-muted); font-size: 14px; margin-bottom: 8px; word-break: break-all; }
.lt-contact-qr { text-align: center; }
.lt-contact-qr img { width: 150px; margin: 6px auto 10px; border-radius: 8px; }
.lt-contact-qr p { color: var(--lt-muted); font-size: 13px; }

/* ---------- 标签页 ---------- */
.lt-tabs { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 34px; }
.lt-tab {
	padding: 8px 22px; border-radius: 999px; font-size: 14px;
	border: 1px solid var(--lt-line); color: var(--lt-muted);
}
.lt-tab:hover { color: var(--lt-gold); border-color: rgba(240, 164, 49, 0.5); }
.lt-tab.active {
	color: #1a1205; font-weight: 600;
	background: linear-gradient(135deg, var(--lt-gold), var(--lt-gold-2));
	border-color: transparent;
}

/* ---------- 表单 ---------- */
.lt-form { max-width: 620px; margin: 0 auto; }
.lt-form-row { margin-bottom: 20px; }
.lt-form-row label { display: block; font-size: 14px; margin-bottom: 8px; color: var(--lt-muted); }
.lt-form-row label i { color: var(--lt-gold); font-style: normal; margin-left: 2px; }
.lt-form-row input, .lt-form-row textarea {
	width: 100%; padding: 12px 16px; border-radius: 10px;
	background: var(--lt-card); border: 1px solid var(--lt-line);
	color: var(--lt-text); font-size: 15px; outline: none;
	transition: border-color .2s; font-family: inherit; resize: vertical;
}
.lt-form-row input:focus, .lt-form-row textarea:focus { border-color: var(--lt-gold); }
.lt-captcha { display: flex; gap: 12px; align-items: center; }
.lt-captcha input { flex: 1; }
.lt-captcha img { height: 44px; border-radius: 6px; cursor: pointer; }
.lt-form-tip { margin-top: 16px; color: var(--lt-muted); font-size: 13px; text-align: center; }

/* ---------- 搜索 ---------- */
.lt-search-form { display: flex; gap: 12px; max-width: 560px; margin: 0 auto 44px; }
.lt-search-form input {
	flex: 1; padding: 12px 18px; border-radius: 999px;
	background: var(--lt-card); border: 1px solid var(--lt-line);
	color: var(--lt-text); font-size: 15px; outline: none;
}
.lt-search-form input:focus { border-color: var(--lt-gold); }
.lt-empty { text-align: center; color: var(--lt-muted); padding: 60px 0; }

/* ---------- 分页 ---------- */
.lt-pagination {
	display: flex; justify-content: center; flex-wrap: wrap; gap: 8px; margin-top: 40px;
}
.lt-pagination a, .lt-pagination span {
	padding: 8px 16px; border-radius: 8px; font-size: 14px;
	background: var(--lt-card); border: 1px solid var(--lt-line); color: var(--lt-muted);
}
.lt-pagination .active, .lt-pagination span.current { color: var(--lt-gold); border-color: rgba(240, 164, 49, 0.5); }
.lt-pagination a:hover { color: var(--lt-gold); }

/* ---------- 页脚 ---------- */
.lt-footer { background: #070912; border-top: 1px solid var(--lt-line); margin-top: 40px; }
.lt-footer-grid {
	display: grid; grid-template-columns: 2fr 1.4fr 1fr 1fr; gap: 40px; padding: 56px 0 40px;
}
.lt-footer-logo { height: 48px; width: auto; margin-bottom: 16px; }
.lt-footer-about p { color: var(--lt-muted); font-size: 14px; }
.lt-footer-col h4 { font-size: 16px; margin-bottom: 16px; letter-spacing: 1px; }
.lt-footer-col ul li { color: var(--lt-muted); font-size: 14px; margin-bottom: 8px; word-break: break-all; }
.lt-footer-nav li a:hover { color: var(--lt-gold); }
.lt-footer-qr { text-align: center; }
.lt-footer-qr img { width: 120px; margin: 0 auto 10px; border-radius: 8px; background: #fff; padding: 4px; }
.lt-footer-qr p { color: var(--lt-muted); font-size: 12px; }
.lt-footer-bar { border-top: 1px solid var(--lt-line); padding: 18px 0; }
.lt-footer-bar .lt-container {
	display: flex; justify-content: center; flex-wrap: wrap; gap: 8px 24px;
	color: var(--lt-muted); font-size: 13px;
}
.lt-footer-bar a { color: var(--lt-muted); }
.lt-footer-bar a:hover { color: var(--lt-gold); }

/* ---------- 滚动入场动画 ---------- */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .7s ease, transform .7s ease; }
.reveal.visible { opacity: 1; transform: none; }

/* ---------- 响应式 ---------- */
@media (max-width: 992px) {
	.lt-service-grid, .lt-star-grid { grid-template-columns: repeat(2, 1fr); }
	.lt-stats-grid { grid-template-columns: repeat(2, 1fr); }
	.lt-about-grid { grid-template-columns: 1fr; gap: 30px; }
	.lt-about-media { max-width: 260px; margin: 0 auto; }
	.lt-contact-grid { grid-template-columns: 1fr; }
	.lt-footer-grid { grid-template-columns: 1fr 1fr; }
	.lt-hero h1 { font-size: 34px; }
}
@media (max-width: 640px) {
	.lt-nav {
		display: none; position: absolute; top: var(--lt-header-h); left: 0; right: 0;
		flex-direction: column; align-items: stretch; gap: 0;
		background: rgba(11, 14, 23, 0.98); border-bottom: 1px solid var(--lt-line);
		padding: 8px 16px 16px;
	}
	.lt-nav.open { display: flex; }
	.lt-nav-link { padding: 12px 10px; border-radius: 8px; }
	.lt-nav-toggle { display: block; }
	.lt-hero { padding-top: calc(var(--lt-header-h) + 60px); }
	.lt-hero h1 { font-size: 28px; }
	.lt-section { padding: 54px 0; }
	.lt-service-grid, .lt-star-grid, .lt-news-grid { grid-template-columns: 1fr; }
	.lt-service-item, .lt-news-item { flex-direction: column; align-items: flex-start; gap: 10px; }
	.lt-star-detail { flex-direction: column; text-align: center; }
	.lt-footer-grid { grid-template-columns: 1fr; gap: 28px; }
}