/* 海角网 - 植物视频社区 全站样式 ttsvfr.cn */
/* 暗色主题 - 高对比度文字 */
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:"Microsoft YaHei","PingFang SC","Helvetica Neue",Arial,sans-serif;color:#e8e8e8;background:#0f0f1a;line-height:1.8}
a{color:#5cb88a;text-decoration:none;transition:color .3s}
a:hover{color:#7dd4a8}
img{max-width:100%;height:auto;display:block}
.container{max-width:1200px;margin:0 auto;padding:0 15px}

/* 头部导航 */
.site-header{background:#12122a;position:sticky;top:0;z-index:999;box-shadow:0 2px 16px rgba(0,0,0,.5);border-bottom:1px solid rgba(255,255,255,.06)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:8px 15px;max-width:1200px;margin:0 auto}
.logo-wrap{display:flex;align-items:center;gap:10px}
.logo-wrap img{height:48px;width:auto}
.logo-wrap .brand-name{color:#fff;font-size:22px;font-weight:700;letter-spacing:1px}
.main-nav{display:flex;gap:0}
.main-nav a{color:#c0c0d0;padding:12px 16px;font-size:15px;font-weight:500;transition:background .3s,color .3s;border-radius:4px}
.main-nav a:hover,.main-nav a.active{background:#e63946;color:#fff}
.nav-toggle{display:none;background:none;border:none;color:#fff;font-size:26px;cursor:pointer}

/* 搜索框 */
.search-bar{background:#0d0d1e;padding:10px 0;border-bottom:1px solid rgba(255,255,255,.04)}
.search-bar .container{display:flex;justify-content:center}
.search-box{display:flex;max-width:600px;width:100%}
.search-box input{flex:1;padding:10px 16px;border:2px solid #2a2a4a;border-right:none;border-radius:25px 0 0 25px;font-size:15px;outline:none;background:#1a1a30;color:#e8e8e8}
.search-box input::placeholder{color:#666680}
.search-box button{padding:10px 24px;background:#e63946;color:#fff;border:2px solid #e63946;border-radius:0 25px 25px 0;cursor:pointer;font-size:15px;font-weight:600;transition:background .3s}
.search-box button:hover{background:#c5303c}

/* Banner */
.hero-banner{position:relative;min-height:500px;background-size:cover;background-position:center;background-repeat:no-repeat;display:flex;align-items:center;justify-content:center}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,15,26,.92) 0%,rgba(18,18,42,.75) 100%)}
.hero-content{position:relative;z-index:2;text-align:center;color:#fff;padding:60px 20px;max-width:800px}
.hero-content h1{font-size:42px;margin-bottom:16px;text-shadow:2px 2px 8px rgba(0,0,0,.6);color:#fff}
.hero-content h2{font-size:22px;font-weight:400;margin-bottom:24px;color:#d0d0e0}
.hero-content p{font-size:16px;line-height:1.9;color:#b8b8d0}
.btn-primary{display:inline-block;padding:14px 36px;background:#e63946;color:#fff;border-radius:30px;font-size:16px;font-weight:600;transition:all .3s;border:none;cursor:pointer;margin-top:20px}
.btn-primary:hover{background:#c5303c;transform:translateY(-2px);box-shadow:0 6px 20px rgba(230,57,70,.4)}

/* 通用区块 */
.section{padding:60px 0}
.section-alt{background:#141428}
.section-dark{background:#0a0a18;color:#e8e8e8}
.section-title{text-align:center;margin-bottom:40px}
.section-title h2{font-size:32px;color:#ffffff;margin-bottom:10px;position:relative;display:inline-block}
.section-title h2::after{content:'';display:block;width:60px;height:3px;background:#e63946;margin:10px auto 0}
.section-dark .section-title h2{color:#fff}
.section-title p{color:#9898b0;font-size:16px;margin-top:8px}
.section-dark .section-title p{color:#9898b0}

/* 视频卡片网格 */
.video-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.video-card{background:#1a1a32;border-radius:12px;overflow:hidden;box-shadow:0 4px 16px rgba(0,0,0,.3);transition:transform .3s,box-shadow .3s;position:relative;border:1px solid rgba(255,255,255,.06)}
.video-card:hover{transform:translateY(-6px);box-shadow:0 12px 32px rgba(0,0,0,.5)}
.video-card a{color:inherit;text-decoration:none}
.video-thumb{position:relative;padding-top:56.25%;overflow:hidden;background:#111125}
.video-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .4s}
.video-card:hover .video-thumb img{transform:scale(1.05)}
.play-btn{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);width:60px;height:60px;background:rgba(230,57,70,.9);border-radius:50%;display:flex;align-items:center;justify-content:center;opacity:0;transition:opacity .3s;cursor:pointer}
.play-btn::after{content:'';display:block;width:0;height:0;border-style:solid;border-width:12px 0 12px 22px;border-color:transparent transparent transparent #fff;margin-left:4px}
.video-card:hover .play-btn{opacity:1}
.video-info{padding:16px}
.video-info h3{font-size:16px;margin-bottom:8px;line-height:1.5;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;color:#ffffff}
.video-meta{display:flex;gap:12px;color:#8888a0;font-size:13px;flex-wrap:wrap}
.video-meta span{display:flex;align-items:center;gap:4px;color:#8888a0}
.video-tag{display:inline-block;padding:2px 10px;background:rgba(230,57,70,.15);color:#e63946;border-radius:12px;font-size:12px;margin-top:8px;border:1px solid rgba(230,57,70,.3)}
.video-date{color:#7878a0;font-size:12px;margin-top:4px}

/* 专家卡片 */
.expert-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:30px}
.expert-card{background:#1a1a32;border-radius:12px;padding:30px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.3);transition:transform .3s;border:1px solid rgba(255,255,255,.06)}
.expert-card:hover{transform:translateY(-4px)}
.expert-card img{width:120px;height:120px;border-radius:50%;object-fit:cover;margin:0 auto 16px;border:3px solid #e63946}
.expert-card h3{font-size:20px;color:#ffffff;margin-bottom:6px}
.expert-card .role{color:#e63946;font-size:14px;margin-bottom:12px}
.expert-card p{color:#a0a0b8;font-size:14px;line-height:1.7}
.expert-card .btn-sm{display:inline-block;padding:8px 20px;background:#e63946;color:#fff;border-radius:20px;font-size:13px;margin-top:12px;transition:background .3s}
.expert-card .btn-sm:hover{background:#c5303c}

/* FAQ */
.faq-list{max-width:800px;margin:0 auto}
.faq-item{background:#1a1a32;border-radius:10px;margin-bottom:12px;box-shadow:0 2px 8px rgba(0,0,0,.2);overflow:hidden;border:1px solid rgba(255,255,255,.06)}
.faq-q{padding:18px 24px;font-weight:600;cursor:pointer;display:flex;justify-content:space-between;align-items:center;font-size:16px;color:#ffffff;transition:background .3s}
.faq-q:hover{background:#22223a}
.faq-q::after{content:'+';font-size:22px;color:#e63946;transition:transform .3s}
.faq-item.active .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease;color:#a0a0b8;font-size:15px;line-height:1.8}
.faq-item.active .faq-a{max-height:300px;padding:0 24px 18px}

/* 用户评论 */
.review-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.review-card{background:#1a1a32;border-radius:12px;padding:24px;box-shadow:0 4px 16px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.06)}
.review-card .stars{color:#f5a623;font-size:18px;margin-bottom:10px}
.review-card p{color:#b0b0c8;font-size:14px;line-height:1.8;margin-bottom:12px;font-style:italic}
.review-card .reviewer{font-weight:600;color:#ffffff;font-size:14px}

/* 合作品牌墙 */
.brand-wall{display:flex;flex-wrap:wrap;justify-content:center;gap:30px;align-items:center}
.brand-wall img{height:60px;filter:grayscale(100%) brightness(1.5);opacity:.5;transition:all .3s}
.brand-wall img:hover{filter:grayscale(0) brightness(1);opacity:1}

/* 联系我们 */
.contact-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:30px}
.contact-card{background:#1a1a32;border-radius:12px;padding:24px;text-align:center;box-shadow:0 4px 16px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.06)}
.contact-card h4{color:#ffffff;margin-bottom:10px;font-size:18px}
.contact-card p{color:#a0a0b8;font-size:14px;line-height:1.8}

/* 社交分享 */
.share-bar{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;padding:20px 0}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:10px 20px;border-radius:25px;color:#fff;font-size:14px;font-weight:500;transition:transform .3s,opacity .3s;cursor:pointer}
.share-btn:hover{transform:translateY(-2px);opacity:.9;color:#fff}
.share-wechat{background:#07c160}
.share-weibo{background:#e6162d}
.share-douyin{background:#333}
.share-bilibili{background:#00a1d6}

/* 页脚 */
.site-footer{background:#08081a;color:#9898b0;padding:40px 0 20px;border-top:1px solid rgba(255,255,255,.06)}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:30px;margin-bottom:30px}
.footer-col h4{color:#ffffff;font-size:18px;margin-bottom:16px;position:relative;padding-bottom:10px}
.footer-col h4::after{content:'';position:absolute;bottom:0;left:0;width:40px;height:2px;background:#e63946}
.footer-col p,.footer-col a{color:#9898b0;font-size:14px;line-height:2}
.footer-col a:hover{color:#ffffff}
.footer-col img{max-width:130px;border-radius:8px;margin-top:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:20px;text-align:center;font-size:13px;color:#7878a0}
.footer-bottom a{color:#e63946}
.footer-bottom a:hover{color:#ff5c6a}

/* 面包屑 */
.breadcrumb{padding:12px 0;font-size:14px;color:#8888a0}
.breadcrumb a{color:#5cb88a}
.breadcrumb span{margin:0 6px;color:#555570}

/* 内页通用 */
.page-hero{background:linear-gradient(135deg,#12122a 0%,#1a1a38 100%);color:#fff;padding:50px 0;text-align:center;border-bottom:1px solid rgba(255,255,255,.06)}
.page-hero h1{font-size:36px;margin-bottom:10px;color:#ffffff}
.page-hero p{font-size:16px;color:#b0b0c8}
.content-area{padding:40px 0}
.content-area h2{color:#ffffff;font-size:26px;margin:30px 0 16px}
.content-area h3{color:#e63946;font-size:20px;margin:24px 0 12px}
.content-area p{color:#c0c0d8;font-size:15px;line-height:2;margin-bottom:16px}
.content-area ul,.content-area ol{color:#b0b0c8;margin:10px 0 16px 20px}
.content-area li{margin-bottom:6px;color:#b0b0c8}
.content-area strong{color:#ffffff}
.content-area table{border-collapse:collapse;width:100%;margin:15px 0}
.content-area table th{background:#1e1e3a;color:#ffffff;padding:10px;border:1px solid #2a2a4a;text-align:left}
.content-area table td{padding:8px 10px;border:1px solid #2a2a4a;color:#c0c0d8;background:#141428}
.content-area table tr:hover td{background:#1a1a32}

/* How-To指南 */
.howto-steps{counter-reset:step}
.howto-step{display:flex;gap:20px;margin-bottom:24px;align-items:flex-start}
.howto-step::before{counter-increment:step;content:counter(step);display:flex;align-items:center;justify-content:center;min-width:48px;height:48px;background:#e63946;color:#fff;border-radius:50%;font-size:20px;font-weight:700}
.howto-step-content h4{font-size:18px;color:#ffffff;margin-bottom:6px}
.howto-step-content p{color:#a0a0b8;font-size:14px}

/* MCP前端代码区 */
.mcp-widget{background:#0a0a18;border-radius:12px;padding:24px;color:#5cb88a;font-family:"Courier New",monospace;font-size:13px;overflow-x:auto;margin:20px 0;border:1px solid rgba(255,255,255,.06)}

/* 干扰标签隐藏 */
.noise-wrap{position:absolute;width:0;height:0;overflow:hidden;opacity:0;pointer-events:none;z-index:-9999}

/* 信息表格（about页面等内联样式覆盖） */
.info-table th{background:#1e1e3a !important;color:#ffffff !important;border-color:#2a2a4a !important}
.info-table td{background:#141428 !important;color:#c0c0d8 !important;border-color:#2a2a4a !important}

/* 通用文本颜色增强 */
h1,h2,h3,h4,h5,h6{color:#ffffff}
p{color:#c0c0d8}
li{color:#b0b0c8}
strong,b{color:#ffffff}

/* 视频时长标签 */
.video-duration{position:absolute;bottom:8px;right:8px;background:rgba(0,0,0,.8);color:#fff;padding:2px 8px;border-radius:4px;font-size:12px;font-weight:600;z-index:2}

/* 响应式 */
@media(max-width:768px){
.header-inner{flex-wrap:wrap}
.main-nav{display:none;flex-direction:column;width:100%;background:#12122a;position:absolute;top:100%;left:0;z-index:998}
.main-nav.show{display:flex}
.main-nav a{padding:14px 20px;border-bottom:1px solid rgba(255,255,255,.06)}
.nav-toggle{display:block}
.hero-content h1{font-size:28px}
.hero-content h2{font-size:18px}
.hero-banner{min-height:350px}
.video-grid{grid-template-columns:1fr}
.expert-grid{grid-template-columns:1fr}
.review-grid{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.section{padding:40px 0}
.section-title h2{font-size:24px}
.contact-grid{grid-template-columns:1fr}
}
@media(max-width:480px){
.hero-content h1{font-size:22px}
.search-box input{font-size:14px;padding:8px 12px}
.search-box button{padding:8px 16px;font-size:14px}
}

/* 懒加载占位 */
img[data-src]{background:#1a1a32;min-height:100px}

/* 视频播放量等标签 */
.stat-badge{display:inline-flex;align-items:center;gap:4px;background:rgba(0,0,0,.7);color:#fff;padding:3px 8px;border-radius:4px;font-size:12px;position:absolute;bottom:8px;left:8px;z-index:2}
.stat-badge.right{left:auto;right:8px}

/* 标签云 */
.tag-cloud{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;padding:20px 0}
.tag-cloud a{display:inline-block;padding:6px 16px;background:rgba(230,57,70,.12);color:#e63946;border-radius:20px;font-size:13px;transition:all .3s;border:1px solid rgba(230,57,70,.25)}
.tag-cloud a:hover{background:#e63946;color:#fff}

/* 表单元素 */
input,textarea,select{background:#1a1a32;color:#e8e8e8;border:1px solid #2a2a4a;border-radius:8px;padding:10px 14px;font-size:14px}
input:focus,textarea:focus,select:focus{outline:none;border-color:#e63946}
input::placeholder,textarea::placeholder{color:#666680}

/* 按钮通用 */
button,input[type="submit"]{cursor:pointer}

/* 社区功能JSON输出区 */
.community-json{background:#0a0a18;border-radius:12px;padding:20px;color:#5cb88a;font-family:"Courier New",monospace;font-size:12px;overflow-x:auto;margin:20px 0;border:1px solid rgba(92,184,138,.2);max-height:400px;overflow-y:auto}