/* ============================================================
   CSOL 2014 暗黑生化风格主题
   ============================================================ */
:root {
  --clr-bg:        #08080e;
  --clr-surface:   #101018;
  --clr-card:      #151520;
  --clr-card-alt:  #1a1a28;
  --clr-border:    #1e1e2e;
  --clr-border-accent:#2a1515;
  --clr-text:      #9a9a8a;
  --clr-text-dim:  #5a5040;
  --clr-text-bright:#b8a888;
  --clr-gold:      #b8a888;
  --clr-blood:     #c0392b;
  --clr-blood-dim: #8b2a2a;
  --clr-accent:    #c0392b;
  --clr-accent-glow: rgba(192,57,43,.15);
  --clr-overlay:   rgba(0,0,0,.92);
  --clr-hazard-a:  #9b1b1b;
  --clr-hazard-b:  #111;
  --clr-hazard-c:  #6b0000;
  --shadow-glow:   0 0 20px rgba(192,57,43,.08),0 0 60px rgba(0,0,0,.4);
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --transition: all .2s ease;
}

*{margin:0;padding:0;box-sizing:border-box;font-family:"Microsoft Yahei",sans-serif;}

a{color:var(--clr-text-bright);text-decoration:none;transition:var(--transition);}
a:hover{color:var(--clr-blood);}

html,body{height:100vh;margin:0;padding:0;overflow:hidden;}
html{overflow-x:hidden;}

body{
  display:flex;flex-direction:column;
  background-color:var(--clr-bg);
  background-size:cover;background-repeat:no-repeat;
  background-position:center center;background-attachment:fixed;
  color:var(--clr-text);
}

/* ===== 页面主容器 ===== */
.page-wrapper{
  width:clamp(980px,90vw,1080px);
  flex:1;min-height:0;
  display:flex;flex-direction:column;overflow:hidden;
  margin:0 auto;border-radius:4px;
  position:relative;
}

@keyframes hazardScroll{from{background-position:0 0;}to{background-position:56px 0;}}

.w1200{max-width:1200px;width:100%;margin:0 auto;display:flex;justify-content:space-between;box-sizing:border-box;}

/* ===== 顶部导航 ===== */
.top-nav{
  padding:8px 0;flex-shrink:0;
  margin-bottom:15px;
  background:rgba(16,16,24,.85);
  border-bottom:1px solid var(--clr-border);
  box-shadow:0 2px 8px rgba(0,0,0,.3);
}

.user-info{max-width:1200px;width:100%;display:flex;align-items:center;justify-content:space-between;height:70px;padding:0 15px;box-sizing:border-box;}

/* Logo */
.nav-logo{
  display:flex;align-items:center;gap:12px;
  padding:0 10px;flex-shrink:0;cursor:pointer;text-decoration:none;
}
.logo-icon{
  width:42px;height:42px;display:flex;align-items:center;justify-content:center;
  border-radius:4px;flex-shrink:0;
  background:rgba(20,20,30,.6);
  border:1px solid var(--clr-border);
}
.logo-icon i{
  font-size:30px;color:var(--clr-blood);
  text-shadow:0 0 8px rgba(192,57,43,.5);
}
.logo-texts{display:flex;flex-direction:column;gap:1px;}
.logo-brand{
  font-size:18px;font-weight:700;
  letter-spacing:1px;font-family:'Microsoft YaHei',Arial,sans-serif;
  line-height:1.2;
  background:linear-gradient(135deg,#8b0000 0%,#c0392b 30%,#e74c3c 60%,#2c0000 100%);
  -webkit-background-clip:text;
  -webkit-text-fill-color:transparent;
  background-clip:text;
  text-shadow:none;
  filter:drop-shadow(0 0 6px rgba(192,57,43,.3));
}
.logo-sub{
  font-size:11px;color:var(--clr-text-dim);letter-spacing:1.5px;
  font-family:'Microsoft YaHei',Arial,sans-serif;line-height:1.2;
}

.loginuser{
  display:flex;align-items:center;justify-content:center;
  width:180px;height:44px;transition:var(--transition);
  flex-shrink:0;
}
.loginuser:hover{
}

/* 用户下拉菜单 */
.user-dropdown-wrap{position:relative;cursor:pointer;}
.user-dropdown-toggle{display:flex;align-items:center;color:var(--clr-text-bright);font-size:14px;padding:8px 12px;transition:var(--transition);}
.user-dropdown-toggle:hover .fa-chevron-down{transform:rotate(180deg);}
.user-dropdown-menu{
  position:absolute;top:calc(100% + 6px);right:0;min-width:150px;
  background:rgba(16,16,24,.95);border:1px solid var(--clr-border);
  border-radius:var(--radius-md);padding:6px 0;opacity:0;visibility:hidden;
  transform:translateY(-6px);transition:var(--transition);
  z-index:1000;box-shadow:var(--shadow-glow);
}
.user-dropdown-wrap:hover .user-dropdown-menu{opacity:1;visibility:visible;transform:translateY(0);}
.dropdown-item{
  display:flex;align-items:center;gap:8px;padding:8px 16px;
  color:var(--clr-text-bright);font-size:13px;text-decoration:none;
  transition:var(--transition);white-space:nowrap;
}
.dropdown-item:hover{background:rgba(192,57,43,.1);color:var(--clr-blood);}
.dropdown-item i{width:16px;text-align:center;font-size:13px;}

.user-info a{color:var(--clr-text-bright);text-decoration:none;margin:0 8px;font-size:14px;}
.user-info a:hover{color:var(--clr-blood);text-shadow:0 0 8px rgba(192,57,43,.4);}
.user-link{color:var(--clr-text-bright);text-decoration:none;width:100%;height:100%;display:flex;align-items:center;justify-content:center;transition:var(--transition);}

/* 桌面导航 */
.nav-buttons{display:flex;align-items:center;flex:1;justify-content:center;padding:0;}
.nav-buttons ul{display:flex;list-style:none;margin:0;padding:0;gap:6px;}
.nav-buttons li{
  width:65px;height:65px;display:flex;flex-direction:column;
  align-items:center;justify-content:center;cursor:pointer;
  transition:var(--transition);color:#5a5040;flex-shrink:0;
}
.nav-buttons li:hover{
  color:var(--clr-blood);
}
.nav-buttons li:hover i{color:var(--clr-blood);text-shadow:0 0 12px rgba(192,57,43,.5);}
.nav-buttons li a{display:flex;flex-direction:column;align-items:center;justify-content:center;width:100%;height:100%;text-decoration:none;color:inherit;}
.nav-buttons li i{font-size:24px;color:#4a4030;margin-bottom:4px;transition:var(--transition);}
.nav-buttons li:hover i{color:var(--clr-blood);text-shadow:0 0 12px rgba(192,57,43,.5);}
.nav-buttons li span{font-size:11px;text-align:center;line-height:1;white-space:nowrap;}

.content{
  display:grid;
  grid-template-columns:340px 1fr;
  gap:12px;
  flex:1;
  overflow:hidden;
  min-height:0;
  align-items:stretch; /* 关键：让sidebar纵向填满grid单元格 */
}

/* 左侧边栏 */
.sidebar{
  display:flex;
  flex-direction:column;
  gap:10px;
  overflow:visible; /* 移除自身滚动，只让player_box内部滚动 */
  min-height:0; /* 关键：允许flex子项高度小于内容高度 */
  height:100%; /* 关键：填充满grid单元格高度 */
}

.ad-banner{
  padding:10px;border-radius:var(--radius-sm);
  background:rgba(16,16,24,.65);border:1px solid var(--clr-border);
}

/* 幻灯片 */
.slide-container{
  position:relative;width:100%;height:185px;
  overflow:hidden;margin-bottom:8px;
  border:1px solid var(--clr-border);
}
.slides{display:flex;transition:transform .5s ease;height:100%;}
.slide-item{width:100%;flex-shrink:0;}
.slides img{width:100%;height:100%;object-fit:cover;}

.prev,.next{
  position:absolute;top:50%;transform:translateY(-50%);
  background:rgba(0,0,0,.6);color:#5a5040;
  border:1px solid var(--clr-border);padding:6px 10px;
  cursor:pointer;font-size:14px;z-index:10;transition:var(--transition);
}
.prev:hover,.next:hover{color:var(--clr-blood);border-color:var(--clr-blood-dim);}
.prev{left:6px;}.next{right:6px;}
.dots{position:absolute;bottom:6px;left:50%;transform:translateX(-50%);display:flex;gap:6px;z-index:10;}
.dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.3);cursor:pointer;transition:var(--transition);}
.dot.active{background:var(--clr-blood);box-shadow:0 0 6px rgba(192,57,43,.5);}
.slide-container .no-slides,.slide-container .slide-error{padding:30px;text-align:center;color:var(--clr-text-dim);}

/* 功能按钮网格 */
.grid-buttons{display:grid;grid-template-columns:repeat(2,1fr);gap:6px;}
.grid-buttons span{
  padding:10px 6px;background:rgba(20,20,30,.7);
  text-align:center;border:1px solid var(--clr-border);
  font-size:13px;cursor:pointer;transition:var(--transition);color:var(--clr-text-dim);
}
.grid-buttons span:hover{
  background:rgba(40,15,15,.6);
  border-color:var(--clr-blood-dim);
  color:var(--clr-blood);
  text-shadow:0 0 8px rgba(192,57,43,.3);
}

/* 在线人数 */
.gold-item{
  background:rgba(16,16,24,.65);border:1px solid var(--clr-border);
  padding:12px 10px;text-align:center;color:var(--clr-gold);
  font-weight:bold;font-size:15px;border-radius:var(--radius-sm);
  text-shadow:0 0 8px rgba(184,168,136,.1);
}

/* 好友列表 */
.friend-list{
  background:rgba(16,16,24,.65);border:1px solid var(--clr-border);
  flex:1;min-height:0;border-radius:var(--radius-sm);
  display:flex;flex-direction:column;
}
.tabs{display:flex;margin-bottom:8px;border-bottom:1px solid var(--clr-border);flex-shrink:0;}
.tabs button{
  padding:7px 12px;background:rgba(20,20,30,.5);color:var(--clr-text-dim);
  border:1px solid var(--clr-border);border-bottom:none;cursor:pointer;
  font-size:13px;transition:var(--transition);
}
.tabs button.active{
  background:rgba(30,20,20,.6);color:var(--clr-blood);
  border-color:var(--clr-blood-dim);
}
.list-area{
  flex:1;background:rgba(12,12,20,.4);display:flex;
  align-items:center;justify-content:center;
  color:var(--clr-text-dim);font-size:14px;
}

/* 右侧主内容区 */
.main-section{
  flex:1;display:flex;flex-direction:column;
  gap:10px;min-width:0;background:rgba(16,16,24,.65);
  border-radius:var(--radius-lg);padding:12px;overflow:hidden;min-height:0;
  border:1px solid var(--clr-border);
}

.server-list{
  padding:12px;flex:1;border-radius:var(--radius-lg);
  min-height:0;overflow-y:auto;
}
.server-list h2{
  font-size:17px;margin-bottom:10px;color:var(--clr-text-bright);
  display:flex;align-items:center;gap:6px;
  text-shadow:0 0 10px rgba(184,168,136,.08);
}
.server-list iframe{width:100%;border:none;display:block;}

/* ===== 排行榜 ===== */
.rank-header{
  display:grid;grid-template-columns:55px 1fr 70px 65px 65px 75px 75px;
  background:rgba(20,20,30,.7);padding:10px 12px;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
  font-weight:bold;color:var(--clr-gold);font-size:13px;
  border:1px solid var(--clr-border);border-bottom:none;
}
.rank-list{border:1px solid var(--clr-border);border-top:none;border-radius:0 0 var(--radius-lg) var(--radius-lg);overflow:hidden;}
.rank-item{
  display:grid;grid-template-columns:55px 1fr 70px 65px 65px 75px 75px;
  padding:10px 12px;align-items:center;
  border-bottom:1px solid rgba(30,30,40,.5);transition:var(--transition);
}
.rank-item:last-child{border-bottom:none;}
.rank-item:hover{background:rgba(30,15,15,.3);}
.rank-item.top1{background:rgba(255,215,0,.08);}
.rank-item.top2{background:rgba(192,192,192,.06);}
.rank-item.top3{background:rgba(205,127,50,.06);}
.rank-item .num{font-size:15px;font-weight:bold;}
.rank-item.top1 .num{color:#ffd700;}
.rank-item.top2 .num{color:#c0c0c0;}
.rank-item.top3 .num{color:#cd7f32;}
.rank-item .name{font-size:13px;color:var(--clr-text-bright);}
.rank-item .level{color:var(--clr-gold);font-size:12px;}
.rank-item .kill{color:#5a8a3a;}
.rank-item .death{color:var(--clr-blood);}
.rank-item .kd{color:#4a8aaa;}
.rank-item .rate{color:#c08040;}

/* ===== 大赛系统 ===== */
.tournament-item{
  background:rgba(20,20,30,.4);padding:10px 12px;
  border-radius:var(--radius-lg);margin-bottom:10px;
  border:1px solid var(--clr-border);transition:all .3s ease;
  width:100%;box-sizing:border-box;
}
.tournament-item:hover{
  background:rgba(30,15,15,.3);transform:translateY(-2px);
  border-color:var(--clr-blood-dim);
  box-shadow:0 4px 16px rgba(192,57,43,.06);
}
.tournament-header{display:flex;justify-content:space-between;align-items:center;width:100%;}
.tournament-title{font-size:15px;font-weight:bold;color:var(--clr-text-bright);flex:1;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;}
.tournament-status{
  padding:3px 10px;background:linear-gradient(135deg,#3a1a1a,#5a2828);
  border-radius:20px;font-size:11px;font-weight:bold;
  color:var(--clr-blood);white-space:nowrap;margin-left:8px;
  border:1px solid rgba(192,57,43,.15);
}
.tournament-info,.tournament-description,.tournament-rewards{display:none !important;}

/* 大赛详情 */
.tournament-detail-modal{
  background:rgba(16,16,24,.5);padding:25px;
  border-radius:var(--radius-lg);border:1px solid var(--clr-border);
}
.tournament-detail-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:15px;border-bottom:1px solid var(--clr-border);}
.tournament-detail-header h2{margin:0;font-size:20px;color:var(--clr-text-bright);font-weight:bold;}
.close-detail{font-size:30px;color:var(--clr-text-dim);cursor:pointer;transition:var(--transition);line-height:1;}
.close-detail:hover{color:var(--clr-blood);}
.tournament-detail-content{color:var(--clr-text);}
.detail-section{margin-bottom:18px;padding:14px;background:rgba(12,12,20,.3);border-radius:var(--radius-sm);border:1px solid rgba(30,30,40,.3);}
.detail-section strong{color:var(--clr-gold);display:block;margin-bottom:8px;font-size:15px;}
.detail-section p{margin:0;color:var(--clr-text);line-height:1.8;}
.detail-description{color:var(--clr-text);line-height:1.8;word-wrap:break-word;}
.tournament-rewards-detail{padding:10px;background:rgba(12,12,20,.3);border-radius:var(--radius-sm);}
.reward-item-detail{display:inline-block;margin-right:8px;margin-bottom:6px;padding:5px 10px;background:rgba(20,20,30,.4);border-radius:var(--radius-sm);border:1px solid rgba(30,30,40,.3);}
.tournament-rules-detail ul{margin:8px 0 0 0;padding-left:18px;}
.tournament-rules-detail li{margin-bottom:4px;}

/* ===== 战队中心 ===== */
.clan-header{background:rgba(20,20,30,.7);border-radius:var(--radius-lg) var(--radius-lg) 0 0;overflow:hidden;border:1px solid var(--clr-border);border-bottom:none;}
.clan-header-row{display:flex;padding:10px 12px;border-bottom:1px solid var(--clr-border);}
.clan-header-row span{text-align:center;font-weight:bold;color:var(--clr-gold);font-size:13px;}
.clan-header-row span:nth-child(1){width:28%;}
.clan-header-row span:nth-child(2){width:18%;}
.clan-header-row span:nth-child(3){width:15%;}
.clan-header-row span:nth-child(4){width:15%;}
.clan-header-row span:nth-child(5){width:24%;}
.clan-list-container{border:1px solid var(--clr-border);border-top:none;border-radius:0 0 var(--radius-lg) var(--radius-lg);overflow:hidden;}
.clan-data-row{display:flex;padding:10px 12px;border-bottom:1px solid rgba(30,30,40,.5);align-items:center;transition:var(--transition);}
.clan-data-row:last-child{border-bottom:none;}
.clan-data-row:hover{background:rgba(30,15,15,.3);}
.clan-data-row span{text-align:center;color:var(--clr-text);font-size:13px;}
.clan-data-row span:nth-child(1){width:28%;}
.clan-data-row span:nth-child(2){width:18%;}
.clan-data-row span:nth-child(3){width:15%;}
.clan-data-row span:nth-child(4){width:15%;}
.clan-data-row span:nth-child(5){width:24%;}
.clan-data-row .clan-name{color:var(--clr-text-bright);font-weight:500;display:flex;align-items:center;justify-content:center;gap:4px;}
.clan-data-row .clan-url{color:var(--clr-success);text-decoration:none;font-size:12px;transition:opacity 0.3s;}
.clan-data-row .clan-url:hover{opacity:0.7;}
.clan-data-row .clan-action{display:flex;justify-content:center;}
.clan-data-row .clan-join-btn{background:linear-gradient(135deg, #c0392b, #a93226);border:none;color:#fff;padding:4px 12px;border-radius:4px;cursor:pointer;font-size:12px;transition:all 0.3s;}
.clan-data-row .clan-join-btn:hover{background:linear-gradient(135deg, #d35400, #c0392b);transform:translateY(-1px);box-shadow:0 2px 8px rgba(192, 57, 43, 0.4);}
.clan-data-row .clan-join-btn.disabled{cursor:not-allowed;opacity:0.7;}
.clan-data-row .clan-join-success{background:linear-gradient(135deg, #27ae60, #2ecc71);border:none;color:#fff;padding:4px 12px;border-radius:4px;font-size:12px;cursor:default;transition:all 0.3s;}
.clan-data-row .clan-join-disabled{background:linear-gradient(135deg, #555, #666);border:none;color:#aaa;padding:4px 12px;border-radius:4px;font-size:12px;cursor:not-allowed;transition:all 0.3s;}

/* ===== 公告弹窗 ===== */
.detail-modal{display:none;position:fixed;top:0;left:0;width:100%;height:100%;background:var(--clr-overlay);z-index:9999;}
.detail-modal.show{display:block;}

.modal-box{
  position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);
  width:clamp(700px,85vw,980px);height:clamp(500px,80vh,820px);
  max-height:920px;background:var(--clr-surface);
  border:1px solid var(--clr-border);box-shadow:var(--shadow-glow);
  display:flex;overflow:hidden;
}
.modal-box::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;z-index:1;
  background:repeating-linear-gradient(90deg,var(--clr-hazard-a) 0,var(--clr-hazard-a) 10px,var(--clr-hazard-b) 10px,var(--clr-hazard-b) 14px,var(--clr-hazard-c) 14px,var(--clr-hazard-c) 24px,var(--clr-hazard-b) 24px,var(--clr-hazard-b) 28px);
  animation:hazardScroll 4s linear infinite;
}
.modal-close-icon{
  position:absolute;top:10px;right:10px;
  width:32px;height:32px;background:rgba(30,30,40,.8);
  border:1px solid var(--clr-border);color:var(--clr-text-dim);
  font-size:18px;display:flex;align-items:center;justify-content:center;
  cursor:pointer;z-index:10;transition:var(--transition);
}
.modal-close-icon:hover{background:rgba(192,57,43,.15);color:var(--clr-blood);border-color:var(--clr-blood-dim);}

.modal-cate-side{
  width:220px;background:rgba(12,12,20,.8);
  padding:20px 12px;border-right:1px solid var(--clr-border);overflow-y:auto;
}
.cate-item{
  padding:8px 12px;margin-bottom:6px;border-radius:var(--radius-md);
  cursor:pointer;color:var(--clr-text-dim);text-align:center;
  transition:var(--transition);border:1px solid transparent;
}
.cate-item:hover{background:rgba(30,15,15,.2);color:var(--clr-text-bright);}
.cate-item.active{background:rgba(192,57,43,.1);color:var(--clr-blood);border-color:rgba(192,57,43,.2);}

.modal-detail-area{flex:1;padding:24px;overflow-y:auto;}
.modal-top-bar{display:flex;align-items:center;gap:14px;margin-bottom:20px;}
.back-btn{
  padding:6px 14px;background:rgba(30,30,40,.6);color:var(--clr-text-dim);
  border:1px solid var(--clr-border);border-radius:var(--radius-sm);
  cursor:pointer;display:none;transition:var(--transition);
}
.back-btn:hover{background:rgba(40,15,15,.4);color:var(--clr-blood);border-color:var(--clr-blood-dim);}
.back-btn.show{display:block;}
.modal-title-wrap{display:flex;align-items:center;flex:1;}
.modal-title-wrap h2{color:var(--clr-text-bright);font-size:20px;margin:0;}
.modal-time-text{font-size:11px;color:var(--clr-text-dim);margin-left:8px;}

.modal-content-text{color:var(--clr-text);line-height:1.8;font-size:14px;}
.modal-notice-card{
  width:100%;background:rgba(20,20,30,.5);border-radius:var(--radius-lg);
  padding:12px 18px;margin-bottom:10px;display:flex;
  justify-content:space-between;align-items:center;
  border:1px solid var(--clr-border);transition:var(--transition);
}
.modal-notice-card:hover{background:rgba(30,15,15,.2);border-color:var(--clr-blood-dim);}
.card-left-text h3{font-size:16px;color:var(--clr-text-bright);font-weight:normal;margin:0 0 3px 0;}
.card-left-text .card-time{font-size:11px;color:var(--clr-text-dim);}
.card-detail-btn{
  padding:5px 14px;background:rgba(192,57,43,.1);border:1px solid rgba(192,57,43,.2);
  border-radius:var(--radius-sm);color:var(--clr-blood);font-size:13px;
  cursor:pointer;transition:var(--transition);
}
.card-detail-btn:hover{background:rgba(192,57,43,.2);box-shadow:0 0 12px rgba(192,57,43,.1);}

/* ===== 教程分类卡片 ===== */
.jiaocheng-grid{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:25px;padding:15px 0;
}
.jiaocheng-card{
  background:rgba(8,6,8,.95) center/cover no-repeat;
  border:1px solid rgba(192,57,43,.2);border-radius:var(--radius-lg);padding:20px 16px;
  cursor:pointer;transition:var(--transition);
  position:relative;overflow:hidden;
  display:flex;flex-direction:column;align-items:center;text-align:center;
}
.card-bg-overlay{
  position:absolute;top:0;left:0;right:0;bottom:0;
  background:linear-gradient(180deg,rgba(0,0,0,.6) 0%,rgba(0,0,0,.75) 60%,rgba(0,0,0,.85) 100%);
  z-index:0;transition:var(--transition);
}
.jiaocheng-card:hover .card-bg-overlay{
  background:linear-gradient(180deg,rgba(0,0,0,.5) 0%,rgba(0,0,0,.7) 60%,rgba(0,0,0,.85) 100%);
}
/* 渐变流光背景 */
.jiaocheng-card .shimmer-bg{
  position:absolute;top:-50%;left:-50%;width:200%;height:200%;
  background:linear-gradient(45deg,transparent 0%,rgba(255,255,255,.05) 25%,rgba(255,255,255,.1) 50%,rgba(255,255,255,.05) 75%,transparent 100%);
  background-size:200% 200%;
  animation:shimmerFlow 3s ease-in-out infinite;
  z-index:0;
}
.jiaocheng-card:hover{
  border-color:rgba(255,255,255,.3);
  transform:translateY(-3px);
  box-shadow:0 6px 24px rgba(0,0,0,.3);
}
.jiaocheng-card:hover .shimmer-bg{animation:shimmerFlow 1.5s ease-in-out infinite;}
.jiaocheng-icon,
.jiaocheng-name,
.jiaocheng-desc,
.jiaocheng-count{position:relative;z-index:1;}
.jiaocheng-icon{
  width:64px;height:64px;border-radius:50%;
  background:rgba(0,0,0,.5);
  border:1px solid rgba(255,255,255,.15);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:14px;transition:var(--transition);
}
.jiaocheng-card:hover .jiaocheng-icon{
  background:rgba(0,0,0,.6);
  border-color:rgba(255,255,255,.25);
  transform:scale(1.05);
}
.jiaocheng-icon i{
  font-size:28px;color:#fff;
  text-shadow:0 0 12px rgba(0,0,0,.5);
}
.jiaocheng-name{
  font-size:16px;font-weight:bold;color:#fff;
  margin-bottom:4px;letter-spacing:2px;
  text-shadow:0 2px 8px rgba(0,0,0,.8);
}
.jiaocheng-desc{
  font-size:12px;color:rgba(255,255,255,.7);
  margin-bottom:12px;line-height:1.5;
  text-shadow:0 1px 4px rgba(0,0,0,.8);
}
.jiaocheng-count{
  font-size:11px;color:var(--clr-gold);
  padding:5px 14px;border-radius:14px;
  background:rgba(0,0,0,.4);border:1px solid rgba(184,168,136,.2);
}
.jiaocheng-count i{margin-right:4px;font-size:10px;}

/* ===== 渐变流光动画 ===== */
@keyframes shimmerFlow{
  0%{background-position:0% 50%;}
  50%{background-position:100% 50%;}
  100%{background-position:0% 50%;}
}

/* 分类详情页头部 */
.category-header{
  display:flex;align-items:center;gap:12px;
  margin-bottom:12px;padding-bottom:8px;
  border-bottom:1px solid var(--clr-border);
}
.category-title{
  font-size:16px;font-weight:bold;color:var(--clr-text-bright);
}

/* ===== 新闻列表 ===== */
.news-list ul{list-style:none;margin:0;padding:0;}
.news-item{
  display:flex;justify-content:space-between;align-items:center;
  padding:10px 12px;border-bottom:1px solid rgba(30,30,40,.4);
  cursor:pointer;transition:var(--transition);
}
.news-item:hover{background:rgba(30,15,15,.2);}
.news-item.active{background:rgba(192,57,43,.06);border-left:2px solid var(--clr-blood-dim);}
.news-item .fenlei{color:var(--clr-blood);font-size:12px;margin-right:8px;flex-shrink:0;}
.news-item .news-title{flex:1;color:var(--clr-text);font-size:13px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;margin-right:12px;}
.news-item .news-time{color:var(--clr-text-dim);font-size:11px;flex-shrink:0;white-space:nowrap;}

/* ===== Toast ===== */
.toast{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%) scale(.9);
  z-index:99999;padding:16px 24px;border-radius:var(--radius-lg);
  background:rgba(20,20,30,.98);color:var(--clr-text-bright);
  font-size:15px;font-weight:500;display:flex;align-items:center;gap:10px;
  opacity:0;transition:all .35s cubic-bezier(.34,1.56,.64,1);
  border:1px solid var(--clr-border);
  box-shadow:0 8px 32px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.05);
  pointer-events:none;max-width:90vw;text-align:center;
}
.toast.show{opacity:1;transform:translate(-50%,-50%) scale(1);}
.toast.success{border-color:rgba(90,138,58,.4);}
.toast.error{border-color:rgba(192,57,43,.4);}
.toast.success i{color:#7ab856;}
.toast.error i{color:#e74c3c;}
@keyframes toastPulse{0%,100%{box-shadow:0 8px 32px rgba(0,0,0,.7),0 0 0 1px rgba(255,255,255,.05);}50%{box-shadow:0 8px 32px rgba(0,0,0,.7),0 0 20px rgba(192,57,43,.3);}}
.toast.show.error{animation:toastPulse 2s ease-in-out infinite;}

/* ===== CDK ===== */
.cdk-container{max-width:500px;width:90%;margin:30px auto;padding:24px;}
.cdk-form{display:flex;gap:10px;margin-bottom:20px;align-items:center;}
.cdk-input{
  flex:1;height:44px;padding:0 14px;
  border:1px solid var(--clr-border);border-radius:var(--radius-md);
  font-size:14px;outline:none;background:rgba(20,20,30,.5);color:var(--clr-text-bright);
}
.cdk-input:focus{border-color:var(--clr-blood-dim);box-shadow:0 0 0 3px rgba(192,57,43,.06);}
.cdk-btn{
  width:110px;height:44px;background:rgba(192,57,43,.1);
  border:1px solid rgba(192,57,43,.2);border-radius:var(--radius-md);
  color:var(--clr-blood);font-size:14px;font-weight:500;cursor:pointer;transition:var(--transition);
}
.cdk-btn:hover{background:rgba(192,57,43,.2);box-shadow:0 0 12px rgba(192,57,43,.1);}

/* ===== 分页 ===== */
.pagination{margin:12px 0 0;display:flex;align-items:center;gap:6px;flex-wrap:wrap;}
.pagination a{
  display:inline-block;padding:6px 10px;
  border:1px solid var(--clr-border);border-radius:var(--radius-sm);
  color:var(--clr-text-dim);text-decoration:none;
  transition:var(--transition);cursor:pointer;font-size:13px;
}
.pagination a:hover:not(.disabled){background:rgba(30,15,15,.2);color:var(--clr-blood);border-color:var(--clr-blood-dim);}
.pagination a.active{background:rgba(192,57,43,.15);color:var(--clr-blood);border-color:rgba(192,57,43,.25);}
.pagination a.disabled{color:#3a3a3a;cursor:not-allowed;pointer-events:none;}

/* ===== Loading / 空状态 ===== */
.loading-state{width:100%;height:100%;display:flex;align-items:center;justify-content:center;color:var(--clr-text-dim);font-size:15px;}
.news-title{cursor:pointer;}
.news-title:hover{color:var(--clr-blood);}
.no-data{padding:30px;text-align:center;color:var(--clr-text-dim);font-size:14px;}

/* ===== 登录弹窗 - 暗黑血腥风格 ===== */
.login-overlay{
  position:fixed;top:0;left:0;width:100%;height:100%;
  background:var(--clr-overlay);z-index:9999;
  display:none !important;visibility:hidden;
}
.login-overlay.show{display:block !important;visibility:visible !important;}

.login-popup{
  position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);
  z-index:10000;display:none !important;visibility:hidden;
  width:100%;max-width:400px;padding:16px;
}
.login-popup.show{display:block !important;visibility:visible !important;}

.login-card{
  background:var(--clr-surface);
  border:1px solid var(--clr-border);
  border-radius:var(--radius-lg);
  padding:28px 22px 22px;
  width:100%;max-width:400px;position:relative;
  box-shadow:var(--shadow-glow);
}
.login-card::before{
  content:'';position:absolute;top:0;left:0;right:0;height:2px;z-index:1;
  background:repeating-linear-gradient(90deg,var(--clr-hazard-a) 0,var(--clr-hazard-a) 10px,var(--clr-hazard-b) 10px,var(--clr-hazard-b) 14px,var(--clr-hazard-c) 14px,var(--clr-hazard-c) 24px,var(--clr-hazard-b) 24px,var(--clr-hazard-b) 28px);
  animation:hazardScroll 4s linear infinite;
  border-radius:var(--radius-lg) var(--radius-lg) 0 0;
}

.login-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;padding-bottom:12px;border-bottom:1px solid var(--clr-border);}
.login-title{margin:0;font-size:18px;font-weight:bold;color:var(--clr-text-bright);}
.login-close{
  background:rgba(30,30,40,.6);border:1px solid var(--clr-border);
  color:var(--clr-text-dim);font-size:14px;cursor:pointer;
  padding:4px 12px;border-radius:var(--radius-sm);transition:var(--transition);
}
.login-close:hover{background:rgba(192,57,43,.15);color:var(--clr-blood);border-color:var(--clr-blood-dim);}
.login-form{display:flex;flex-direction:column;gap:14px;}

.input-wrapper{position:relative;}
.input-icon{position:absolute;left:10px;top:50%;transform:translateY(-50%);color:var(--clr-text-dim);font-size:15px;}

.login-input{
  width:100%;padding:10px 10px 10px 40px;
  background:rgba(20,20,30,.5);border:1px solid var(--clr-border);
  color:var(--clr-text-bright);font-size:13px;border-radius:var(--radius-md);
  box-sizing:border-box;transition:var(--transition);
}
.login-input:focus{outline:none;border-color:var(--clr-blood-dim);box-shadow:0 0 0 3px rgba(192,57,43,.08);}
.login-input::placeholder{color:var(--clr-text-dim);}
.toggle-password{position:absolute;right:10px;top:50%;transform:translateY(-50%);background:none;border:none;color:var(--clr-text-dim);font-size:15px;cursor:pointer;transition:var(--transition);}
.toggle-password:hover{color:var(--clr-blood);}

.login-btn{
  width:100%;padding:11px;
  background:linear-gradient(135deg,#8b0000,#c0392b);
  border:none;color:#fff;
  font-size:15px;font-weight:500;cursor:pointer;transition:var(--transition);
  border-radius:var(--radius-md);
}
.login-btn:hover{background:linear-gradient(135deg,#a00000,#d94a3b);box-shadow:0 4px 14px rgba(192,57,43,.35);}

.login-link{margin-top:14px;text-align:center;color:var(--clr-text-dim);font-size:13px;}
.login-link a{color:var(--clr-blood);text-decoration:none;}
.login-link a:hover{color:#d94a3b;text-shadow:0 0 8px rgba(192,57,43,.4);}

/* ===== 移动端标识 ===== */
.mobile-nav{display:none !important;}
.desktop-only{display:block;}
.mobile-only{display:none;}

/* ================================================
   桌面端中等屏幕 (980px-1080px)
   ================================================ */
@media (max-width:1080px){
  .page-wrapper{width:100vw;border-radius:0;}
  .content{
  display:grid;
  grid-template-columns:340px 1fr;
  gap:12px;
  flex:1;
  overflow:hidden;
  min-height:0;
  align-items:stretch; /* 关键：让sidebar纵向填满grid单元格 */
}
  .nav-logo i{font-size:22px;}
  .nav-logo .logo-icon{width:36px;height:36px;}
  .nav-logo .logo-brand{font-size:15px;}
  .nav-logo .logo-sub{font-size:10px;}
  .nav-buttons li{width:58px;height:58px;}
  .nav-buttons li i{font-size:21px;}
  .nav-buttons li span{font-size:10px;}
  .loginuser{width:150px;}
  .slide-container{height:170px;}
  .rank-header,.rank-item{grid-template-columns:45px 1fr 60px 55px 55px 65px 65px;font-size:12px;}
}

/* ================================================
   移动端适配 (max-width:768px)
   ================================================ */
@media (max-width:768px){
  html,body{height:100vh;overflow:hidden;}
  body{display:flex;flex-direction:column;background-size:cover !important;background-attachment:scroll !important;}
  .page-wrapper{width:100vw;flex:1;min-height:0;border-radius:0;overflow:hidden;}
  .top-nav{margin-bottom:10px;}

  .top-nav{padding:6px 0;}
  .top-nav .w1200{padding:0 8px;}
  .user-info{height:auto;padding:6px 10px;flex-wrap:wrap;gap:6px;justify-content:space-between;}
  .nav-logo{order:1;}
  .nav-logo i{font-size:18px;}
  .nav-logo .logo-icon{width:30px;height:30px;}
  .nav-logo .logo-brand{font-size:14px;}
  .nav-logo .logo-sub{font-size:9px;}
  .loginuser{width:auto;min-width:120px;height:40px;order:2;}
  .user-info a{font-size:13px;}

  .nav-buttons{display:none !important;}
  .mobile-nav{display:flex !important;align-items:center;gap:6px;order:3;width:100%;justify-content:center;}

  .content{
  display:grid;
  grid-template-columns:340px 1fr;
  gap:12px;
  flex:1;
  overflow:hidden;
  min-height:0;
  align-items:stretch; /* 关键：让sidebar纵向填满grid单元格 */
}

  .sidebar{
  display:flex;
  flex-direction:column;
  gap:10px;
  overflow:visible; /* 移除自身滚动，只让player_box内部滚动 */
  min-height:0; /* 关键：允许flex子项高度小于内容高度 */
  height:100%; /* 关键：填充满grid单元格高度 */
}
  .sidebar .ad-banner{padding:8px;}
  .slide-container{height:180px;margin-bottom:6px;}
  .sidebar .friend-list{display:none !important;}
  .sidebar .gold-item{display:none !important;}

  .grid-buttons{grid-template-columns:repeat(4,1fr);gap:4px;}
  .grid-buttons span{padding:8px 4px;font-size:12px;}

  .main-section{order:2;width:100%;padding:8px;border-radius:var(--radius-md);flex:1;}
  .server-list{padding:8px;}
  .server-list h2{font-size:15px;}
  .news-item .fenlei{font-size:11px;}
  .news-item .news-title{font-size:12px;}
  .news-item .news-time{font-size:10px;}
  .jiaocheng-grid{grid-template-columns:repeat(2,1fr);gap:8px;}
  .jiaocheng-card{padding:14px 10px;}
  .jiaocheng-icon{width:44px;height:44px;margin-bottom:8px;}
  .jiaocheng-icon i{font-size:20px;}
  .jiaocheng-name{font-size:14px;}
  .jiaocheng-desc{font-size:11px;margin-bottom:6px;}

  .rank-header,.rank-item{
    grid-template-columns:35px 1fr 50px 45px 45px 55px 55px;
    padding:8px 6px;font-size:11px;
  }
  .rank-header{font-size:11px;}

  .modal-box{width:96vw !important;height:90vh !important;max-height:none;flex-direction:column;border-radius:var(--radius-md);}
  .modal-cate-side{width:100%;height:auto;max-height:120px;padding:10px 8px;border-right:none;border-bottom:1px solid var(--clr-border);display:flex;flex-wrap:wrap;overflow-x:auto;overflow-y:hidden;}
  .cate-item{font-size:12px;padding:6px 10px;margin-right:4px;margin-bottom:0;white-space:nowrap;}
  .modal-detail-area{padding:12px;}
  .modal-notice-card{flex-direction:column;align-items:flex-start;gap:6px;}
  .card-detail-btn{align-self:flex-end;}

  .login-popup{max-width:92vw;}
  .login-card{padding:20px 16px;}

  .tournament-detail-modal{padding:15px;}
  .tournament-detail-header h2{font-size:16px;}
}

/* ================================================
   小屏幕手机 (max-width:480px)
   ================================================ */
@media (max-width:480px){
  .loginuser{min-width:140px;height:36px;}
  .loginuser a{font-size:12px;}
  .slide-container{height:140px;}
  .grid-buttons{grid-template-columns:repeat(3,1fr);gap:3px;}
  .grid-buttons span{font-size:11px;padding:7px 3px;}
  .rank-header,.rank-item{
    grid-template-columns:30px 1fr 45px 40px 40px 50px 50px;
    padding:6px 4px;font-size:10px;
  }
}

/* ===== 底部导航 ===== */
.site-footer{
  height:50px;display:flex;align-items:center;justify-content:center;
  background:rgba(16,16,24,.92);
  border-top:1px solid var(--clr-border);
  color:var(--clr-text-dim);font-size:12px;
  letter-spacing:1px;flex-shrink:0;
  margin-top:15px;
}

/* ===== 游戏下载页 ===== */
.download-wrap{
  width:100%;height:100%;min-height:400px;
  background-color:rgba(8,8,14,.92);
  border-radius:var(--radius-lg);overflow:hidden;
  display:flex;flex-direction:column;position:relative;
  border:1px solid var(--clr-border);
}
.download-hazard-bar{
  width:100%;height:2px;flex-shrink:0;
  background:repeating-linear-gradient(90deg,var(--clr-hazard-a) 0,var(--clr-hazard-a) 10px,var(--clr-hazard-b) 10px,var(--clr-hazard-b) 14px,var(--clr-hazard-c) 14px,var(--clr-hazard-c) 24px,var(--clr-hazard-b) 24px,var(--clr-hazard-b) 28px);
  animation:hazardScroll 4s linear infinite;
}
.download-inner{
  flex:1;display:flex;flex-direction:column;align-items:center;
  justify-content:center;padding:40px 30px;text-align:center;
}
.dl-hero{margin-bottom:24px;}
.dl-hero-icon{
  font-size:48px;color:var(--clr-blood);margin-bottom:16px;
  text-shadow:0 0 20px rgba(192,57,43,.4);
  animation:logoPulse 3s ease-in-out infinite;
}
.dl-hero-title{
  font-size:28px;font-weight:900;color:var(--clr-text-bright);
  letter-spacing:3px;margin-bottom:6px;
  text-shadow:0 0 10px rgba(184,168,136,.15);
}
.dl-hero-sub{
  font-size:14px;color:var(--clr-text-dim);letter-spacing:2px;margin-bottom:8px;
}
.dl-hero-desc{
  font-size:13px;color:var(--clr-text);line-height:1.6;max-width:500px;margin:0 auto;
}
.dl-meta-row{
  display:flex;justify-content:center;gap:28px;margin-bottom:22px;flex-wrap:wrap;
}
.dl-meta-item{
  display:flex;align-items:center;gap:6px;
  color:var(--clr-text-dim);font-size:13px;
  padding:8px 18px;background:rgba(16,16,24,.5);
  border:1px solid var(--clr-border);border-radius:var(--radius-sm);
}
.dl-meta-item i{color:var(--clr-blood);}
.dl-meta-item strong{color:var(--clr-text-bright);margin-left:2px;}
.dl-features{
  display:grid;grid-template-columns:repeat(2,1fr);
  gap:8px;max-width:500px;width:100%;margin:0 auto 28px;text-align:left;
}
.dl-feat-item{
  display:flex;align-items:center;gap:8px;
  padding:7px 14px;background:rgba(192,57,43,.05);
  border:1px solid rgba(192,57,43,.1);border-radius:var(--radius-sm);
  font-size:12px;color:var(--clr-text);
}
.dl-feat-item i{color:var(--clr-blood);font-size:13px;flex-shrink:0;}
.dl-btn-main{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 44px;
  background:linear-gradient(135deg,#8b0000,#c0392b);
  color:#fff;font-size:17px;font-weight:700;text-decoration:none;
  border-radius:6px;letter-spacing:2px;transition:all .2s ease;
  box-shadow:0 4px 20px rgba(192,57,43,.3);margin-bottom:16px;
}
.dl-btn-main:hover{
  background:linear-gradient(135deg,#a00000,#d94a3b);
  box-shadow:0 6px 30px rgba(192,57,43,.5);
  transform:translateY(-1px);color:#fff;
}
.dl-tip{
  font-size:11px;color:var(--clr-text-dim);
  opacity:.7;
}
.dl-tip i{margin-right:4px;}
@keyframes logoPulse{
  0%,100%{text-shadow:0 0 8px rgba(192,57,43,.4);}
  50%{text-shadow:0 0 22px rgba(192,57,43,.8),0 0 44px rgba(192,57,43,.2);}
}

@media (max-width:768px){
  .download-inner{padding:24px 16px;}
  .dl-hero-icon{font-size:36px;}
  .dl-hero-title{font-size:22px;letter-spacing:2px;}
  .dl-features{grid-template-columns:1fr;max-width:320px;}
  .dl-meta-row{gap:12px;}
}

/* ===== 在线玩家列表 ===== */
.online-players-container{
  width:100%!important;
  flex:1!important; /* 关键：占满sidebar剩余空间 */
  display:flex!important;
  flex-direction:column!important;
  min-height:0!important; /* 关键：允许内部滚动 */
  background:rgba(16,16,24,.9);
  border:1px solid var(--clr-border);
  border-radius:var(--radius-lg);
  position:relative;
  box-shadow:0 4px 20px rgba(0,0,0,.3);
}
.online-players-content{
  display:flex;
  flex-direction:column;
  flex:1; /* 关键：占满父容器剩余空间 */
  min-height:0; /* 关键：允许内部滚动 */
  width:100%;
  box-sizing:border-box;
}

.player-list-header{
  display:grid;
  grid-template-columns:30px minmax(40px,1fr) 90px 40px 40px;
  gap:10px;
  padding:10px 12px;
  background:rgba(0,0,0,.2);
  border-bottom:1px solid var(--clr-border);
  border-radius:var(--radius-sm);
  font-size:12px;
  font-weight:bold;
  align-items:center;
  width:100%;
  min-width:0;
  box-sizing:border-box;
  flex-shrink:0; /* 关键：表头禁止压缩变形 */
}
#player_box{
  flex:1; /* 关键：占满剩余空间 */
  overflow-y:auto; /* 内容溢出时出现垂直滚动条 */
  overflow-x:hidden;
  min-height:140px; /* 最小高度保护 */
  min-width:0;
}
#player_box::-webkit-scrollbar{width:4px;}
#player_box::-webkit-scrollbar-thumb{background:var(--clr-border);border-radius:2px;}
#player_box::-webkit-scrollbar-track{background:transparent;}
.player-list{display:flex;flex-direction:column;}
.player-item{
  display:grid;
  grid-template-columns:40px minmax(80px,1fr) 100px 80px 70px;
  gap:10px;
  padding:10px 12px;
  align-items:center;
  border-bottom:1px solid rgba(30,30,46,.5);
  cursor:pointer;
  transition:var(--transition);
  position:relative;
  line-height:1.4;
  min-width:0;
}
.player-item::before{
  content:'';
  position:absolute;
  left:0;top:0;bottom:0;
  width:2px;
  background:transparent;
  transition:var(--transition);
}
.player-item:hover{
  background:rgba(192,57,43,.08);
  border-bottom-color:rgba(192,57,43,.2);
}
.player-item:hover::before{
  background:var(--clr-blood);
  box-shadow:0 0 8px rgba(192,57,43,.5);
}
.player-item:last-child{border-bottom:none;}
.col-avatar{
  width:36px;height:36px;
  flex-shrink:0;
  position:relative;
}
.col-avatar img{
  width:100%;height:100%;
  border-radius:50%;
  object-fit:cover;
  border:2px solid var(--clr-border);
  background:rgba(0,0,0,.3);
}
.col-nickname{
  display:flex;
  align-items:center;
  height:36px;
  color:var(--clr-text-bright);
  font-size:13px;
  font-weight:500;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.col-clan{
  display:flex;
  align-items:center;
  height:36px;
  font-size:12px;
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.col-room{
  display:flex;
  align-items:center;
  height:36px;
  font-size:12px;
  color:var(--clr-text);
  white-space:nowrap;
  overflow:hidden;
  text-overflow:ellipsis;
}
.col-status{
  display:flex;
  align-items:center;
  height:36px;
  white-space:nowrap;
}
.col-status.playing{
  background:rgba(39,174,96,.15);
  color:#27ae60;
}
.col-status.online{
  background:rgba(241,196,15,.15);
  color:#f1c40f;
}
.col-status.offline{
  background:rgba(127,140,141,.15);
  color:#7f8c8d;
}
#player_box .empty{
  padding:60px 20px;
  text-align:center;
  color:var(--clr-text-dim);
  font-size:13px;
  display:flex;
  flex-direction:column;
  align-items:center;
  gap:10px;
}
#player_box .empty::before{
  content:'\f118';
  font-family:'Font Awesome 5 Free';
  font-weight:900;
  font-size:32px;
  opacity:.3;
}