*{box-sizing:border-box}body{margin:0;font-family:Segoe UI,Arial,"Microsoft YaHei",sans-serif;background:var(--bg);color:var(--text);position:relative;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body::before{content:'';position:fixed;inset:0;background:radial-gradient(circle at 20% 50%,rgba(220,20,60,.03) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(220,20,60,.02) 0%,transparent 50%);pointer-events:none;z-index:0}
.container{max-width:1100px;margin:0 auto;padding:0 16px;position:relative;z-index:1}
@media (max-width:768px){.container{padding:0 12px}}
@media (max-width:600px){.container{padding:0 8px}}
.site-header{background:linear-gradient(135deg,var(--primary) 0%,#b01030 100%);color:#fff;position:relative;overflow:visible}
.site-header::before{content:'';position:absolute;inset:0;background:url('data:image/svg+xml,%3Csvg width="20" height="20" xmlns="http://www.w3.org/2000/svg"%3E%3Ccircle cx="1" cy="1" r="1" fill="rgba(255,255,255,.1)"%2F%3E%3C%2Fsvg%3E');opacity:.3;animation:shimmer 20s linear infinite}
@keyframes shimmer{0%{transform:translateX(0)}100%{transform:translateX(20px)}}
.header-top{display:flex;align-items:center;justify-content:space-between;padding:12px 0;flex-wrap:wrap;gap:12px}
.brand{font-size:18px;font-weight:600;flex-shrink:0}
.nav{flex:1;display:flex;justify-content:center}
.nav ul{list-style:none;margin:0;padding:0;display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.nav a{color:#e8f2ff;text-decoration:none;padding:10px 16px;border-radius:6px;transition:all .3s;position:relative}
.nav a::after{content:'';position:absolute;bottom:0;left:50%;width:0;height:2px;background:#fff;transition:width .3s,left .3s}
.nav a:hover{background:rgba(255,255,255,.15);color:#fff}
.nav a:hover::after{width:80%;left:10%}
.nav a.active{background:rgba(255,255,255,.2);color:#fff;box-shadow:inset 0 0 10px rgba(0,0,0,.1)}

/* 桌面端下拉菜单 */
.nav ul#primaryNavDesktop{position:relative;z-index:100}
.nav ul#primaryNavDesktop>li{position:relative}
.nav ul#primaryNavDesktop .has-submenu>a::after{content:'▼';font-size:9px;margin-left:6px;opacity:.7;display:inline-block}
.nav ul#primaryNavDesktop .dropdown-menu{display:none;position:absolute;top:100%;left:0;min-width:160px;background:rgba(176,16,48,.98);backdrop-filter:blur(10px);border-radius:6px;box-shadow:0 4px 12px rgba(0,0,0,.3);margin-top:2px;padding:8px 0;list-style:none;z-index:1001;border:1px solid rgba(255,255,255,.1)}
.nav ul#primaryNavDesktop .has-submenu:hover .dropdown-menu{display:block;animation:fadeIn .2s ease-out}
@keyframes fadeIn{0%{opacity:0;transform:translateY(-5px)}100%{opacity:1;transform:translateY(0)}}
.nav ul#primaryNavDesktop .dropdown-menu li{display:block;margin:0}
.nav ul#primaryNavDesktop .dropdown-menu a{display:block;padding:10px 16px;color:#fff;border-radius:0;white-space:nowrap;font-size:14px}
.nav ul#primaryNavDesktop .dropdown-menu a::after{display:none}
.nav ul#primaryNavDesktop .dropdown-menu a:hover{background:rgba(255,255,255,.2)}
.nav ul#primaryNavDesktop .dropdown-menu a.active{background:rgba(255,255,255,.25);border-left:3px solid #fff}
.footer .container{padding:16px 0;text-align:center}
.alert{padding:10px 12px;border-radius:6px;margin:10px 0}
.alert.error{background:#ffe6e6;color:#b10000}
.alert.success{background:#e6ffef;color:#007a3b}
.card{background:#fff;backdrop-filter:blur(10px);border:1px solid rgba(220,20,60,.15);border-radius:12px;padding:18px;margin:16px 0;box-shadow:0 2px 8px rgba(220,20,60,.08);position:relative;overflow:hidden;transition:all .3s;z-index:1}
@media (max-width:600px){
  .card{padding:12px;margin:12px 0;border-radius:8px}
}
.card::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(circle,rgba(220,20,60,.1) 0%,transparent 70%);opacity:0;transition:opacity .3s;z-index:-1}
.card:hover{transform:translateY(-4px);box-shadow:0 8px 24px rgba(220,20,60,.15),0 0 0 1px rgba(220,20,60,.1)}
.card:hover::before{opacity:1}
.card-title{font-weight:600;margin-bottom:12px;font-size:20px;background:linear-gradient(135deg,var(--primary),#9c1028);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;position:relative;z-index:1}
.card p{position:relative;z-index:1}
.card a{position:relative;z-index:2;color:var(--primary);text-decoration:none}
.card a:hover{text-decoration:underline}
.list{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.list .item{background:#fff;backdrop-filter:blur(8px);border:1px solid rgba(220,20,60,.12);border-radius:10px;padding:16px;transition:all .3s;position:relative;overflow:hidden}
.list .item::after{content:'';position:absolute;top:0;left:-100%;width:100%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.3),transparent);transition:left .5s}
.list .item:hover{transform:translateY(-4px) scale(1.02);box-shadow:0 8px 20px rgba(220,20,60,.2);border-color:rgba(220,20,60,.3)}
.list .item:hover::after{left:100%}
.form label{display:block;margin:8px 0 4px}
.form input,.form select,.form textarea{width:100%;padding:8px;border:1px solid #cbd5e1;border-radius:6px;font-size:14px;transition:border-color .3s}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px rgba(220,20,60,.1)}
@media (max-width:600px){
  .form input,.form select,.form textarea{font-size:16px}
}
.form button{background:linear-gradient(135deg,#dc143c 0%,#b01030 100%);color:#fff;border:3px solid #fff;padding:14px 28px;border-radius:10px;margin-top:10px;cursor:pointer;font-weight:800;box-shadow:0 5px 20px rgba(220,20,60,.5),0 0 0 2px rgba(220,20,60,.3),inset 0 1px 0 rgba(255,255,255,.3);transition:all .3s;position:relative;overflow:hidden;font-size:17px;letter-spacing:1px;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.form button::before{content:'';position:absolute;top:50%;left:50%;width:0;height:0;border-radius:50%;background:rgba(255,255,255,.3);transform:translate(-50%,-50%);transition:width .5s,height .5s}
.form button:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 8px 28px rgba(220,20,60,.6),0 0 0 3px rgba(220,20,60,.4),inset 0 1px 0 rgba(255,255,255,.4);background:linear-gradient(135deg,#ff1744 0%,#d01040 100%)}
.form button:hover::before{width:300px;height:300px}
.form button:active{transform:translateY(-1px) scale(1.01);box-shadow:0 3px 12px rgba(220,20,60,.5)}
.form button.secondary{background:#6c757d;box-shadow:0 5px 16px rgba(108,117,125,.4),0 0 0 2px rgba(108,117,125,.3);border:3px solid #fff}
.form button.secondary:hover{background:#5a6268;box-shadow:0 8px 24px rgba(108,117,125,.5),0 0 0 3px rgba(108,117,125,.4)}
.table{width:100%;border-collapse:collapse;margin:12px 0;position:relative;z-index:1}
.table th,.table td{border:1px solid #e1e7f0;padding:8px;text-align:left}
.table th{background:#fff0f3}
.table a{color:var(--primary);text-decoration:none;position:relative;z-index:2}
.table a:hover{text-decoration:underline}

:root{--primary:#dc143c;--primary-dark:#b01030;--bg:#ffffff;--text:#333;--muted:#666}
.dark{--primary:#dc143c;--primary-dark:#b01030;--bg:#ffffff;--text:#333;--muted:#666}
.dark body::before{background:radial-gradient(circle at 20% 50%,rgba(220,20,60,.03) 0%,transparent 50%),radial-gradient(circle at 80% 80%,rgba(220,20,60,.02) 0%,transparent 50%)}
.dark .card{background:#fff;border-color:rgba(220,20,60,.15)}
.dark .list .item{background:#fff;border-color:rgba(220,20,60,.1)}
.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#dc143c 0%,#8b1a1a 50%,#4a0e0e 100%);color:#fff;margin-bottom:24px;border-bottom:2px solid rgba(220,20,60,.3);min-height:320px;z-index:10}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 30% 20%,rgba(255,255,255,.15) 0%,transparent 60%),radial-gradient(circle at 70% 80%,rgba(220,20,60,.2) 0%,transparent 50%);animation:glow 8s ease-in-out infinite alternate}
@keyframes glow{0%{opacity:.6}100%{opacity:1}}
.hero-inner{position:relative;z-index:2;max-width:1100px;margin:0 auto;padding:80px 16px}
.hero-inner h1{font-size:48px;margin:0 0 16px;letter-spacing:2px;text-shadow:0 2px 20px rgba(0,0,0,.3);animation:fadeInUp .8s ease-out}
.hero-inner p{margin:0;color:#e8f2ff;font-size:20px;max-width:700px;text-shadow:0 1px 8px rgba(0,0,0,.2);animation:fadeInUp 1s ease-out .2s both}
@keyframes fadeInUp{0%{opacity:0;transform:translateY(20px)}100%{opacity:1;transform:translateY(0)}}
.hero-bg{position:absolute;inset:0;opacity:.15;background-image:repeating-linear-gradient(90deg,rgba(255,255,255,.15) 0,rgba(255,255,255,.15) 2px,transparent 2px,transparent 40px),repeating-linear-gradient(0deg,rgba(255,255,255,.15) 0,rgba(255,255,255,.15) 2px,transparent 2px,transparent 40px);animation:grid-move 30s linear infinite}
@keyframes grid-move{0%{transform:translate(0,0)}100%{transform:translate(40px,40px)}}
@keyframes pulse{0%{opacity:.15}50%{opacity:.35}100%{opacity:.15}}
@media (max-width:600px){.hero{min-height:240px}.hero-inner{padding:56px 16px}.hero-inner h1{font-size:32px}}
.site-header{position:sticky;top:0;z-index:1000;box-shadow:0 2px 8px rgba(0,0,0,.06)}
.brand a{color:#fff;text-decoration:none}
.nav-toggle{display:none;background:rgba(255,255,255,.35);color:#fff;border:3px solid rgba(255,255,255,.7);padding:10px 14px;border-radius:8px;box-shadow:0 3px 10px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.4);font-weight:800;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.auth{display:flex;align-items:center;gap:8px}
.auth a,.auth .link{color:#fff;text-decoration:none;padding:10px 20px;border-radius:8px;transition:all .3s;background:rgba(255,255,255,.3);font-weight:800;border:3px solid rgba(255,255,255,.6);box-shadow:0 3px 10px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.4);font-size:15px;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.auth a:hover,.auth .link:hover{background:rgba(255,255,255,.5);transform:translateY(-2px) scale(1.05);box-shadow:0 6px 16px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.5);border-color:rgba(255,255,255,.8)}
.auth .link{cursor:pointer;font-size:14px}
.auth form{margin:0}

/* 内联搜索框 */
.search-box-inline{display:flex;align-items:center}
.search-form-inline{display:flex;gap:4px;align-items:center}
.search-input-inline{padding:6px 12px;border:1px solid rgba(255,255,255,.3);border-radius:6px;background:rgba(255,255,255,.15);color:#fff;font-size:14px;width:180px;transition:all .3s}
.search-input-inline::placeholder{color:rgba(255,255,255,.7)}
.search-input-inline:focus{outline:none;background:rgba(255,255,255,.25);width:220px;border-color:rgba(255,255,255,.5)}
.search-btn-inline{background:rgba(255,255,255,.35);color:#fff;border:3px solid rgba(255,255,255,.7);padding:8px 16px;border-radius:8px;cursor:pointer;font-size:15px;font-weight:800;transition:all .3s;box-shadow:0 3px 10px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.4);text-shadow:0 2px 4px rgba(0,0,0,.3)}
.search-btn-inline:hover{background:rgba(255,255,255,.55);box-shadow:0 5px 16px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.5);transform:translateY(-2px) scale(1.05);border-color:rgba(255,255,255,.9)}
@media (max-width:768px){
  .search-input-inline{width:120px}
  .search-input-inline:focus{width:150px}
}
.footer{background:#fff;color:#333;margin-top:40px;position:relative;padding:32px 0;border-top:3px solid var(--primary);box-shadow:0 -2px 10px rgba(0,0,0,.05)}
.footer::before{content:'';position:absolute;inset:0;background:url('data:image/svg+xml,%3Csvg width="40" height="40" xmlns="http://www.w3.org/2000/svg"%3E%3Cpath d="M0 0L40 40M40 0L0 40" stroke="rgba(220,20,60,.02)" stroke-width="1"%2F%3E%3C%2Fsvg%3E');opacity:.5}
.footer-container{position:relative;z-index:1}
.footer-content{text-align:center}
.footer-text{font-size:16px;margin:0 0 12px;font-weight:500;color:#555}
.footer-links{display:flex;justify-content:center;gap:16px;flex-wrap:wrap;margin:12px 0;font-size:14px}
.footer-links span{position:relative;cursor:pointer;transition:color .3s;color:#666}
.footer-links span:hover{color:var(--primary)}
.footer-links span:not(:last-child)::after{content:'';position:absolute;right:-8px;top:50%;transform:translateY(-50%);width:1px;height:12px;background:rgba(0,0,0,.2)}
.footer-copyright{font-size:14px;margin:12px 0 8px;color:#666}
.footer-icp{font-size:13px;margin:8px 0 0;color:#888}
.footer-icp a{color:#888;text-decoration:none;transition:color .3s}
.footer-icp a:hover{color:var(--primary);text-decoration:underline}

/* 首页布局 */
.home-layout{display:grid;grid-template-columns:1fr 320px;gap:24px;margin-top:24px;position:relative;z-index:5}
.main-content{min-width:0}
.sidebar{position:sticky;top:80px;align-self:start;z-index:5}

/* 内容网格 */
.content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:20px}
.content-card{height:100%}
.card-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid rgba(220,20,60,.15)}
.card-icon{font-size:24px;margin-right:8px}
.more-link-inline{color:var(--primary);text-decoration:none;font-size:14px;font-weight:600;transition:all .3s;padding:4px 8px;border-radius:4px}
.more-link-inline:hover{background:rgba(220,20,60,.1);transform:translateX(2px)}
.empty-state{text-align:center;padding:40px 20px;color:var(--muted)}
.empty-icon{font-size:48px;display:block;margin-bottom:12px;opacity:.5}
.news-link{text-decoration:none;color:inherit;display:block}
.news-link:hover .news-title{color:var(--primary)}

/* 图片轮播 */
.carousel-card{padding:0;overflow:hidden}
.carousel{position:relative;width:100%;height:400px;overflow:hidden}
.carousel-inner{position:relative;width:100%;height:100%;display:flex}
.carousel-item{position:absolute;inset:0;opacity:0;transition:opacity .6s ease-in-out}
.carousel-item.active{opacity:1}
.carousel-item a{display:block;width:100%;height:100%;text-decoration:none}
.carousel-item img{width:100%;height:100%;object-fit:cover;transition:transform .3s}
.carousel-item a:hover img{transform:scale(1.05)}
.carousel-caption{position:absolute;bottom:20px;left:20px;right:20px;background:rgba(220,20,60,.9);backdrop-filter:blur(10px);color:#fff;padding:16px 24px;border-radius:8px;font-size:22px;font-weight:600;text-shadow:0 2px 8px rgba(0,0,0,.3);transition:all .3s}
.carousel-item a:hover .carousel-caption{background:rgba(220,20,60,1);transform:translateY(-4px)}
.carousel-prev,.carousel-next{position:absolute;top:50%;transform:translateY(-50%);background:rgba(220,20,60,.95);color:#fff;border:4px solid #fff;width:60px;height:60px;font-size:36px;border-radius:50%;cursor:pointer;transition:all .3s;z-index:10;box-shadow:0 5px 20px rgba(0,0,0,.4),inset 0 1px 0 rgba(255,255,255,.4);font-weight:900;text-shadow:0 2px 4px rgba(0,0,0,.5)}
.carousel-prev:hover,.carousel-next:hover{background:rgba(220,20,60,1);transform:translateY(-50%) scale(1.2);box-shadow:0 8px 30px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.5);border-color:#fff}
.carousel-prev{left:20px}
.carousel-next{right:20px}
.carousel-indicators{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);display:flex;gap:10px;z-index:10}
.carousel-indicators span{width:12px;height:12px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:all .3s}
.carousel-indicators span.active,.carousel-indicators span:hover{background:#fff;transform:scale(1.2)}

/* 新闻列表 */
.news-list{padding:12px 0}
.news-item{padding:12px 0;border-bottom:1px solid rgba(225,231,240,.5);transition:all .3s}
.news-item:last-child{border-bottom:none}
.news-item:hover{background:rgba(220,20,60,.03);margin:0 -12px;padding:12px}
.news-meta{font-size:12px;color:var(--muted);margin-bottom:4px}
.news-title{font-size:16px;margin-bottom:4px}
.news-title a{color:var(--text);text-decoration:none;font-weight:500;transition:color .3s}
.news-title a:hover{color:var(--primary)}
.news-author{font-size:12px;color:var(--muted)}
.empty-hint{text-align:center;padding:24px;color:var(--muted)}
.more-link{display:block;text-align:center;padding:12px;margin-top:8px;color:var(--primary);text-decoration:none;font-weight:500;transition:all .3s}
.more-link:hover{background:rgba(220,20,60,.05);border-radius:6px}

/* 登录卡片 */
.login-card,.user-card{margin-bottom:16px;position:relative;z-index:10}
.login-form label{font-size:14px;color:var(--text);font-weight:500}
.login-form input{margin-bottom:12px}
.login-form button{width:100%;margin-top:0}
.form-footer{text-align:center;margin-top:12px;position:relative;z-index:10}
.form-footer a{color:var(--primary);text-decoration:none;font-size:14px;cursor:pointer}
.form-footer a:hover{text-decoration:underline}

/* 用户信息 */
.user-info{padding:8px 0;text-align:center}
.user-avatar{width:64px;height:64px;margin:0 auto 12px;background:linear-gradient(135deg,#dc143c,#b01030);border-radius:50%;display:flex;align-items:center;justify-content:center;box-shadow:0 4px 12px rgba(220,20,60,.3)}
.avatar-icon{font-size:32px}
.user-name{font-size:18px;font-weight:600;margin-bottom:8px;color:var(--text)}
.user-role-badge{font-size:13px;padding:6px 16px;border-radius:20px;display:inline-block;margin-bottom:16px;font-weight:600}
.role-admin{background:linear-gradient(135deg,#dc3545,#c82333);color:#fff;box-shadow:0 2px 8px rgba(220,53,69,.3)}
.role-researcher{background:linear-gradient(135deg,#28a745,#20883a);color:#fff;box-shadow:0 2px 8px rgba(40,167,69,.3)}
.user-actions{margin-top:12px}
.btn-primary,.btn-secondary{display:block;width:100%;text-align:center;padding:14px 20px;border-radius:10px;text-decoration:none;font-weight:800;transition:all .3s;border:3px solid #fff;cursor:pointer;position:relative;z-index:10;touch-action:manipulation;-webkit-tap-highlight-color:transparent;font-size:17px;letter-spacing:1px;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.btn-primary{background:linear-gradient(135deg,#28a745,#20883a);color:#fff;margin-bottom:8px;box-shadow:0 4px 16px rgba(40,167,69,.5),0 0 0 2px rgba(40,167,69,.4),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-primary:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 7px 24px rgba(40,167,69,.6),0 0 0 3px rgba(40,167,69,.5),inset 0 1px 0 rgba(255,255,255,.4);background:linear-gradient(135deg,#34ce57,#25a048)}
.btn-primary:active{transform:translateY(-1px) scale(1.01);box-shadow:0 3px 12px rgba(40,167,69,.5)}
.btn-secondary{background:#6c757d;color:#fff;box-shadow:0 4px 16px rgba(108,117,125,.4),0 0 0 2px rgba(108,117,125,.3),inset 0 1px 0 rgba(255,255,255,.3)}
.btn-secondary:hover{background:#5a6268;transform:translateY(-3px) scale(1.02);box-shadow:0 7px 24px rgba(108,117,125,.5),0 0 0 3px rgba(108,117,125,.4),inset 0 1px 0 rgba(255,255,255,.4)}
.btn-secondary:active{transform:translateY(-1px) scale(1.01);box-shadow:0 3px 12px rgba(108,117,125,.4)}

/* 快速导航 */
.quick-nav-list{list-style:none;margin:0;padding:0}
.quick-nav-list li{margin:0}
.quick-nav-list a{display:flex;align-items:center;gap:8px;padding:12px;color:var(--text);text-decoration:none;border-radius:6px;transition:all .3s;border-left:3px solid transparent}
.quick-nav-list a:hover{background:rgba(220,20,60,.05);border-left-color:var(--primary);padding-left:16px}
.nav-icon{font-size:18px;flex-shrink:0}

/* 研究员服务快捷入口 - 高级版 */
.researcher-portal-premium{background:linear-gradient(135deg,#fff 0%,#fff5f7 100%);border:2px solid rgba(220,20,60,.2);box-shadow:0 8px 24px rgba(220,20,60,.12);overflow:visible;position:relative}
.researcher-portal-premium::before{content:'';position:absolute;top:-2px;left:-2px;right:-2px;bottom:-2px;background:linear-gradient(135deg,#dc143c,#ff1744,#dc143c);border-radius:14px;z-index:-1;opacity:0;transition:opacity .3s}
.researcher-portal-premium:hover{transform:translateY(-6px);box-shadow:0 16px 48px rgba(220,20,60,.2)}
.researcher-portal-premium:hover::before{opacity:1}
.portal-badge{display:inline-block;background:linear-gradient(135deg,#dc143c,#b01030);color:#fff;padding:8px 20px;border-radius:20px;font-size:13px;font-weight:700;margin-bottom:20px;box-shadow:0 4px 12px rgba(220,20,60,.3);letter-spacing:.5px}
.portal-content{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.portal-left{}
.portal-title{font-size:32px;font-weight:800;margin:0 0 12px;background:linear-gradient(135deg,#dc143c,#ff1744);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;line-height:1.2}
.portal-subtitle{font-size:16px;color:#64748b;margin:0 0 24px;line-height:1.6}
.portal-stats{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.stat-badge{padding:8px 16px;background:rgba(220,20,60,.08);color:#dc143c;border-radius:8px;font-size:13px;font-weight:600;border:1px solid rgba(220,20,60,.15);transition:all .3s}
.stat-badge:hover{background:rgba(220,20,60,.15);transform:translateY(-2px);box-shadow:0 4px 12px rgba(220,20,60,.2)}
.portal-cta{display:inline-flex;align-items:center;gap:12px;padding:16px 36px;background:linear-gradient(135deg,#dc143c,#b01030);color:#fff;text-decoration:none;border-radius:12px;font-size:18px;font-weight:800;border:3px solid #fff;box-shadow:0 6px 24px rgba(220,20,60,.5),0 0 0 2px rgba(220,20,60,.3),inset 0 1px 0 rgba(255,255,255,.3);transition:all .3s;letter-spacing:1px;text-shadow:0 2px 4px rgba(0,0,0,.3)}
.portal-cta:hover{transform:translateY(-3px) scale(1.05);box-shadow:0 12px 36px rgba(220,20,60,.6),0 0 0 3px rgba(220,20,60,.4),inset 0 1px 0 rgba(255,255,255,.4);background:linear-gradient(135deg,#ff1744,#d01040)}
.cta-arrow{font-size:22px;transition:transform .3s}
.portal-cta:hover .cta-arrow{transform:translateX(6px)}
.portal-right{}
.service-grid-mini{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.mini-card{padding:24px 16px;background:#fff;border-radius:12px;text-align:center;border:2px solid rgba(0,0,0,.05);transition:all .3s;cursor:pointer;position:relative;overflow:hidden}
.mini-card::before{content:'';position:absolute;inset:0;background:linear-gradient(135deg,var(--card-color),var(--card-color));opacity:0;transition:opacity .3s}
.mini-card:hover{transform:translateY(-6px) scale(1.05);border-color:var(--card-color);box-shadow:0 8px 24px rgba(0,0,0,.15)}
.mini-card:hover::before{opacity:.08}
.mini-icon{font-size:36px;margin-bottom:12px;position:relative;z-index:1}
.mini-label{font-size:14px;font-weight:600;color:#1e293b;position:relative;z-index:1}
@media (max-width:768px){.portal-content{grid-template-columns:1fr;gap:24px}.portal-title{font-size:24px}.portal-subtitle{font-size:14px}.portal-stats{gap:8px}.stat-badge{font-size:12px;padding:6px 12px}.portal-cta{width:100%;justify-content:center;padding:14px 28px;font-size:16px}.service-grid-mini{grid-template-columns:repeat(2,1fr);gap:12px}.mini-card{padding:20px 12px}.mini-icon{font-size:28px}.mini-label{font-size:13px}}

/* 数据统计 */
.data-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;padding:8px 0}
.stat-item{padding:16px;background:rgba(220,20,60,.05);border-radius:8px;text-align:center;transition:all .3s;position:relative;z-index:1}
.stat-item:hover{background:rgba(220,20,60,.1);transform:translateY(-2px)}
.stat-label{font-size:14px;color:var(--muted);margin-bottom:8px;position:relative;z-index:1}
.stat-value{font-size:18px;font-weight:600;position:relative;z-index:1}
.stat-value a{color:var(--primary);text-decoration:none;position:relative;z-index:2}
.stat-value a:hover{text-decoration:underline}

/* 响应式 */
@media (max-width:992px){
  .home-layout{grid-template-columns:1fr;gap:16px}
  .sidebar{position:static}
  .carousel{height:300px}
  .carousel-caption{font-size:18px;padding:12px 16px}
  .dashboard-grid{grid-template-columns:1fr}
  .list{grid-template-columns:repeat(2,1fr)}
  .quick-actions{grid-template-columns:1fr}
  .content-grid{grid-template-columns:1fr}
  
  /* 992px以下隐藏桌面下拉菜单 */
  .nav ul#primaryNavDesktop .dropdown-menu{position:static;display:block!important;background:rgba(0,0,0,.15);margin-top:0;padding:0;box-shadow:none}
  .nav ul#primaryNavDesktop .has-submenu>a::before{content:none}
  .nav ul#primaryNavDesktop .dropdown-menu a{padding:8px 16px 8px 32px;font-size:13px}
}

/* 平板端优化 (768px-992px) */
@media (min-width:769px) and (max-width:992px){
  .nav ul{gap:10px}
  .nav a{padding:8px 12px;font-size:14px}
  .nav ul#primaryNavDesktop .dropdown-menu{min-width:140px}
  .nav ul#primaryNavDesktop .dropdown-menu a{padding:8px 12px;font-size:13px}
}
@media (max-width:768px){
  .header-top{position:relative;padding:12px 0;gap:6px;flex-wrap:nowrap}
  .brand{flex:1;min-width:0;order:1;max-width:calc(100% - 220px)}
  .brand a{font-size:15px;display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
  .auth{order:2;gap:4px;flex-shrink:0;display:flex;align-items:center;flex-wrap:nowrap}
  .auth a,.auth .link{padding:6px 8px;font-size:12px;white-space:nowrap}
  .nav{order:3;width:100%;margin-top:0;flex:none;position:relative}
  .nav-toggle{font-size:18px;padding:6px 8px;background:rgba(255,255,255,.2);border:1px solid rgba(255,255,255,.3);flex-shrink:0}
  .nav-toggle:hover{background:rgba(255,255,255,.55);box-shadow:0 5px 16px rgba(0,0,0,.35),inset 0 1px 0 rgba(255,255,255,.5);transform:translateY(-2px) scale(1.05);border-color:rgba(255,255,255,.9)}
  .table{font-size:14px}
  .table th,.table td{padding:6px}
  .hero-inner h1{font-size:28px}
  .hero-inner p{font-size:16px}
  .form{padding:0}
  .form button{padding:10px 16px}
  .action-btn{padding:12px;font-size:14px}
  .researcher-header h1{font-size:26px}
  .researcher-header p{font-size:14px}
  .stat-item{padding:12px}
  .stat-label{font-size:12px}
  .stat-value{font-size:16px}
  .data-stats{grid-template-columns:1fr}
}
@media (max-width:600px){
  .carousel{height:240px}
  .carousel-prev,.carousel-next{width:40px;height:40px;font-size:24px}
  .carousel-caption{font-size:16px;padding:10px 12px;bottom:10px;left:10px;right:10px}
  .list{grid-template-columns:1fr}
  .brand{font-size:13px;max-width:calc(100% - 180px)}
  .brand a{font-size:13px}
  .auth a,.auth .link{padding:4px 6px;font-size:11px}
  .nav-toggle{padding:5px 6px;font-size:16px}
  #themeToggle{padding:5px 6px}
  .hero{min-height:200px}
  .hero-inner{padding:40px 16px}
  .hero-inner h1{font-size:24px}
  .hero-inner p{font-size:14px}
  .card{padding:12px}
  .card-title{font-size:18px}
  .table{display:block;overflow-x:auto;white-space:nowrap}
  .researcher-header{padding:16px 0}
  .researcher-header h1{font-size:22px}
}

/* 基础导航样式 */
.nav ul#primaryNavDesktop{display:flex}
.nav ul#primaryNavMobile{display:none}
.nav-toggle{display:none;background:rgba(255,255,255,.35);color:#fff;border:3px solid rgba(255,255,255,.7);padding:10px 16px;border-radius:8px;cursor:pointer;font-size:20px;box-shadow:0 3px 10px rgba(0,0,0,.25),inset 0 1px 0 rgba(255,255,255,.4);font-weight:800;transition:all .3s;text-shadow:0 2px 4px rgba(0,0,0,.3)}

/* 桌面端导航 - 强制规则 */
@media (min-width:769px){
  .nav ul#primaryNavDesktop{display:flex!important}
  .nav ul#primaryNavMobile{display:none!important}
  .nav-toggle{display:none!important}
}

/* 移动端导航 - 强制规则 */
@media (max-width:768px){
  .header-top{flex-wrap:wrap}
  .nav{order:3;width:100%}
  .nav-toggle{display:block!important}
  .nav ul#primaryNavDesktop{display:none!important;visibility:hidden!important}
  .nav ul#primaryNavMobile{display:none!important;flex-direction:column;gap:0;background:rgba(176,16,48,.95);backdrop-filter:blur(10px);margin-top:8px;border-radius:8px;overflow:hidden;box-shadow:0 4px 12px rgba(0,0,0,.3);border:1px solid rgba(255,255,255,.1);position:relative;z-index:50}
  .nav ul#primaryNavMobile.open{display:flex!important;visibility:visible!important;animation:slideDown .3s ease-out}
  @keyframes slideDown{0%{opacity:0;transform:translateY(-10px)}100%{opacity:1;transform:translateY(0)}}
  .nav ul#primaryNavMobile li{border-bottom:1px solid rgba(255,255,255,.1);margin:0}
  .nav ul#primaryNavMobile li:last-child{border-bottom:none}
  .nav ul#primaryNavMobile>li>a{display:block;padding:14px 16px;border-radius:0;color:#fff;font-weight:500}
  .nav ul#primaryNavMobile>li>a:hover{background:rgba(255,255,255,.2)}
  .nav ul#primaryNavMobile>li>a.active{background:rgba(255,255,255,.25);border-left:3px solid #fff}
  
  /* 二级菜单样式 */
  .nav ul#primaryNavMobile .submenu{list-style:none;margin:0;padding:0;background:rgba(0,0,0,.2);border-top:1px solid rgba(255,255,255,.05)}
  .nav ul#primaryNavMobile .submenu li{border-bottom:1px solid rgba(255,255,255,.05)}
  .nav ul#primaryNavMobile .submenu li:last-child{border-bottom:none}
  .nav ul#primaryNavMobile .submenu a{display:block;padding:12px 16px 12px 40px;color:rgba(255,255,255,.95);font-size:13px;font-weight:400;position:relative}
  .nav ul#primaryNavMobile .submenu a::before{content:'→';position:absolute;left:20px;opacity:.6;font-size:12px}
  .nav ul#primaryNavMobile .submenu a:hover{background:rgba(255,255,255,.15);padding-left:44px}
  .nav ul#primaryNavMobile .submenu a.active{background:rgba(255,255,255,.2);border-left:3px solid #fff;padding-left:41px}
}

/* 超级强制规则 - 解决导航栏重复 */
@media (max-width: 768px) {
  .nav ul#primaryNavDesktop,
  .nav ul#primaryNavDesktop * {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    width: 0 !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }
}

@media (min-width: 769px) {
  .nav ul#primaryNavMobile,
  .nav ul#primaryNavMobile * {
    display: none !important;
    visibility: hidden !important;
    height: 0 !important;
    width: 0 !important;
    opacity: 0 !important;
    pointer-events: none !important;
  }
  .nav-toggle {
    display: none !important;
    visibility: hidden !important;
  }
}