/* ============================================================
   AI漫剧系统 - 全局样式（暗色主题）
   版本: 1.0.0
   ============================================================ */
:root{
  --bg:#0b0d12; --bg2:#12151d; --panel:#161a24; --panel2:#1c2130;
  --line:#262c3b; --line2:#313a4f;
  --text:#e8eaf0; --text2:#9aa3b5; --text3:#5f6a80;
  --accent:#22d3a6; --accent2:#0ea5e9; --danger:#f87171; --warn:#fbbf24;
  --radius:12px;
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Segoe UI",Roboto,sans-serif;font-size:14px;line-height:1.6}
a{color:var(--accent);text-decoration:none}
a:hover{opacity:.85}
img{max-width:100%}
button{font-family:inherit;cursor:pointer}
input,select,textarea{font-family:inherit;font-size:14px;color:var(--text);background:var(--bg2);border:1px solid var(--line);border-radius:8px;padding:8px 12px;outline:none;transition:border-color .15s}
input:focus,select:focus,textarea:focus{border-color:var(--accent)}
textarea{resize:vertical}
::placeholder{color:var(--text3)}

/* 布局 */
.container{max-width:1200px;margin:0 auto;padding:0 20px}
.nav{position:sticky;top:0;z-index:100;background:rgba(11,13,18,.92);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:22px;height:60px}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:17px;color:var(--text)}
.nav-logo .logo-badge{width:30px;height:30px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:14px;color:#fff}
.nav-links{display:flex;gap:4px;flex:1}
.nav-links a{padding:8px 14px;border-radius:8px;color:var(--text2);font-size:14px}
.nav-links a:hover{color:var(--text);background:var(--panel)}
.nav-links a.active{color:var(--accent);background:rgba(34,211,166,.1)}
.nav-right{display:flex;align-items:center;gap:10px}
.nav-user{display:flex;align-items:center;gap:8px;padding:6px 10px;border-radius:8px;background:var(--panel);cursor:pointer;position:relative}
.nav-user .avatar{width:28px;height:28px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:13px;color:#fff;overflow:hidden}
.nav-user .avatar img{width:100%;height:100%;object-fit:cover}
.dropdown-menu{position:absolute;right:0;top:calc(100% + 6px);background:var(--panel2);border:1px solid var(--line);border-radius:10px;min-width:140px;display:none;overflow:hidden;box-shadow:0 10px 30px rgba(0,0,0,.4)}
.dropdown-menu.show{display:block}
.dropdown-menu a{display:block;padding:10px 14px;color:var(--text2)}
.dropdown-menu a:hover{background:var(--panel);color:var(--text)}

/* 按钮 */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:9px 18px;border-radius:9px;border:1px solid transparent;font-size:14px;transition:all .15s;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;border:none}
.btn-primary:hover{opacity:.9}
.btn-ghost{background:var(--panel);color:var(--text2);border-color:var(--line)}
.btn-ghost:hover{color:var(--text);border-color:var(--line2)}
.btn-danger{background:rgba(248,113,113,.12);color:var(--danger);border-color:rgba(248,113,113,.3)}
.btn-sm{padding:5px 12px;font-size:13px;border-radius:7px}
.btn-lg{padding:13px 26px;font-size:15px;border-radius:11px}
.btn:disabled{opacity:.5;cursor:not-allowed}

/* 卡片 */
.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.card-hover{transition:transform .15s,border-color .15s}
.card-hover:hover{transform:translateY(-2px);border-color:var(--line2)}

/* 表单 */
.form-item{margin-bottom:16px}
.form-label{display:block;margin-bottom:6px;color:var(--text2);font-size:13px}
.form-input{width:100%}
.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:0 16px}

/* 徽标 */
.badge{display:inline-flex;align-items:center;padding:2px 10px;border-radius:99px;font-size:12px;background:var(--panel2);color:var(--text2)}
.badge-green{background:rgba(34,211,166,.15);color:var(--accent)}
.badge-blue{background:rgba(14,165,233,.15);color:var(--accent2)}
.badge-red{background:rgba(248,113,113,.15);color:var(--danger)}
.badge-yellow{background:rgba(251,191,36,.15);color:var(--warn)}

/* 表格 */
.table{width:100%;border-collapse:collapse}
.table th{text-align:left;padding:10px 12px;color:var(--text2);font-weight:500;font-size:13px;border-bottom:1px solid var(--line);white-space:nowrap}
.table td{padding:10px 12px;border-bottom:1px solid var(--line)}
.table tr:hover td{background:rgba(255,255,255,.02)}

/* 弹窗 */
.modal-mask{position:fixed;inset:0;background:rgba(0,0,0,.6);z-index:200;display:none;align-items:flex-start;justify-content:center;overflow-y:auto;padding:8vh 16px}
.modal-mask.show{display:flex}
.modal{background:var(--panel2);border:1px solid var(--line2);border-radius:16px;width:100%;max-width:560px;padding:26px;box-shadow:0 20px 60px rgba(0,0,0,.5)}
.modal-lg{max-width:820px}
.modal-title{font-size:17px;font-weight:600;margin-bottom:18px;display:flex;justify-content:space-between;align-items:center}
.modal-close{background:none;border:none;color:var(--text3);font-size:20px;line-height:1;cursor:pointer}
.modal-footer{display:flex;justify-content:flex-end;gap:10px;margin-top:20px}

/* Toast */
.toast-wrap{position:fixed;top:76px;left:50%;transform:translateX(-50%);z-index:300;display:flex;flex-direction:column;gap:8px;align-items:center}
.toast{padding:10px 22px;border-radius:10px;background:var(--panel2);border:1px solid var(--line2);color:var(--text);font-size:14px;box-shadow:0 8px 30px rgba(0,0,0,.4);animation:toastIn .25s ease}
.toast-success{border-color:rgba(34,211,166,.5)}
.toast-error{border-color:rgba(248,113,113,.5);color:#fecaca}
@keyframes toastIn{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}

/* 页面头部 */
.page-head{display:flex;align-items:center;justify-content:space-between;margin:24px 0 18px;gap:12px;flex-wrap:wrap}
.page-title{font-size:20px;font-weight:600}
.page-sub{color:var(--text2);font-size:13px;margin-top:2px}

/* 空状态 */
.empty{padding:60px 20px;text-align:center;color:var(--text3)}
.empty-icon{font-size:42px;margin-bottom:10px;opacity:.5}
.empty-tip{color:var(--text2);margin-bottom:16px}

/* 分页 */
.pagination{display:flex;gap:6px;justify-content:center;margin:20px 0}
.pagination a,.pagination span{padding:6px 13px;border-radius:8px;background:var(--panel);border:1px solid var(--line);color:var(--text2)}
.pagination .current{background:var(--accent);color:#fff;border-color:var(--accent)}

/* 项目卡片 */
.project-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.project-card{background:var(--panel);border:1px solid var(--line);border-radius:14px;overflow:hidden;cursor:pointer;transition:transform .15s,border-color .15s}
.project-card:hover{transform:translateY(-3px);border-color:var(--line2)}
.project-cover{aspect-ratio:3/4;background:linear-gradient(135deg,#1c2130,#2a3350);position:relative;overflow:hidden}
.project-cover img{width:100%;height:100%;object-fit:cover}
.project-cover .cover-placeholder{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:13px}
.project-cover .ratio-badge{position:absolute;top:8px;left:8px;background:rgba(0,0,0,.55);padding:2px 8px;border-radius:6px;font-size:11px}
.project-cover .ops{position:absolute;top:8px;right:8px;display:flex;gap:6px;opacity:0;transition:opacity .15s}
.project-card:hover .ops{opacity:1}
.project-info{padding:12px 14px}
.project-name{font-weight:600;font-size:14px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.project-desc{color:var(--text2);font-size:12px;margin-top:4px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.project-meta{display:flex;gap:8px;margin-top:8px;font-size:11px;color:var(--text3)}

/* 工作台布局 */
.wb{display:grid;grid-template-columns:240px 1fr 260px;gap:14px;align-items:start}
.wb-panel{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);padding:14px}
.wb-panel h3{font-size:13px;color:var(--text2);margin-bottom:10px;font-weight:600;display:flex;justify-content:space-between;align-items:center}
.section-title{font-size:15px;font-weight:600;margin-bottom:8px;display:flex;justify-content:space-between;align-items:center}
.section-title .ops{display:flex;gap:6px}

/* 元素网格 */
.el-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(150px,1fr));gap:12px}
.el-card{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden;text-align:center}
.el-card img{width:100%;aspect-ratio:1/1;object-fit:cover;background:var(--bg2)}
.el-card .el-name{padding:8px;font-size:13px;font-weight:500;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.el-card .el-ops{display:flex;gap:6px;justify-content:center;padding:0 8px 8px}

/* 分镜编辑器 */
.sb-layout{display:grid;grid-template-columns:210px 1fr 300px;gap:14px;align-items:start}
.sb-item{padding:9px 11px;border-radius:8px;cursor:pointer;border:1px solid transparent;color:var(--text2);font-size:13px;display:flex;justify-content:space-between;align-items:center;gap:6px}
.sb-item:hover{background:var(--panel2)}
.sb-item.active{background:rgba(34,211,166,.12);color:var(--accent);border-color:rgba(34,211,166,.3)}
.sb-thumb{width:52px;height:76px;border-radius:6px;background:var(--bg2);overflow:hidden;flex-shrink:0;display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:10px}
.sb-thumb img{width:100%;height:100%;object-fit:cover}
.tab-bar{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:14px}
.tab-btn{padding:8px 16px;border:none;background:none;color:var(--text2);border-bottom:2px solid transparent;font-size:14px}
.tab-btn.active{color:var(--accent);border-bottom-color:var(--accent)}
.gen-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:12px}
.gen-item{background:var(--panel);border:1px solid var(--line);border-radius:10px;overflow:hidden}
.gen-item .media{aspect-ratio:9/16;background:var(--bg2);display:flex;align-items:center;justify-content:center;overflow:hidden;position:relative}
.gen-item .media img,.gen-item .media video{width:100%;height:100%;object-fit:cover}
.gen-item .media .pulse{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(0,0,0,.5);color:var(--accent);font-size:12px;animation:pulse 1s infinite}
@keyframes pulse{0%,100%{opacity:.6}50%{opacity:1}}
.gen-item .meta{padding:8px;font-size:12px;color:var(--text2);display:flex;justify-content:space-between;gap:6px}

/* 时间线 */
.timeline{display:flex;flex-direction:column;gap:10px}
.track{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:10px}
.track-title{font-size:13px;color:var(--text2);margin-bottom:8px;display:flex;justify-content:space-between}
.track-clips{display:flex;gap:8px;overflow-x:auto;padding-bottom:4px}
.clip{flex-shrink:0;width:150px;background:var(--bg2);border:1px solid var(--line);border-radius:8px;overflow:hidden}
.clip .clip-thumb{height:70px;background:var(--panel2);display:flex;align-items:center;justify-content:center;color:var(--text3);font-size:11px}
.clip .clip-thumb img,.clip .clip-thumb video{width:100%;height:100%;object-fit:cover}
.clip .clip-name{padding:6px 8px;font-size:12px;color:var(--text2);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* 进度条 */
.progress{height:6px;background:var(--bg2);border-radius:99px;overflow:hidden}
.progress-bar{height:100%;background:linear-gradient(90deg,var(--accent),var(--accent2));border-radius:99px;transition:width .4s}

/* 后台布局 */
.admin-wrap{display:grid;grid-template-columns:200px 1fr;min-height:100vh}
.admin-side{background:var(--panel);border-right:1px solid var(--line);padding:18px 12px}
.admin-side .logo{font-size:16px;font-weight:700;margin-bottom:20px;display:flex;align-items:center;gap:8px}
.admin-side .logo .logo-badge{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:13px;color:#fff}
.admin-menu{display:flex;flex-direction:column;gap:2px}
.admin-menu a{padding:9px 12px;border-radius:8px;color:var(--text2);font-size:13px}
.admin-menu a:hover{color:var(--text);background:var(--panel2)}
.admin-menu a.active{background:rgba(34,211,166,.12);color:var(--accent)}
.admin-main{background:var(--bg);padding:24px}
.admin-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px}

/* 数据统计卡 */
.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:14px;margin-bottom:20px}
.stat-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:16px}
.stat-card .stat-num{font-size:26px;font-weight:700;margin-top:4px}
.stat-card .stat-label{color:var(--text2);font-size:13px}

/* 登录页 */
.auth-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:radial-gradient(ellipse at 30% 20%,rgba(34,211,166,.08),transparent 50%),radial-gradient(ellipse at 70% 80%,rgba(14,165,233,.08),transparent 50%),var(--bg)}
.auth-box{width:400px;max-width:92vw;background:var(--panel);border:1px solid var(--line);border-radius:18px;padding:34px;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.auth-logo{display:flex;flex-direction:column;align-items:center;margin-bottom:24px}
.auth-logo .logo-badge{width:52px;height:52px;border-radius:14px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:flex;align-items:center;justify-content:center;font-size:24px;color:#fff;margin-bottom:12px}
.auth-logo h1{font-size:20px}
.auth-logo p{color:var(--text2);font-size:13px;margin-top:2px}

/* 官网首页 */
.hero{padding:90px 0 70px;text-align:center;position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse at center,rgba(34,211,166,.14),transparent 60%);pointer-events:none}
.hero h1{font-size:44px;font-weight:800;background:linear-gradient(120deg,#fff,#a7f3d0 40%,var(--accent) 70%,var(--accent2));-webkit-background-clip:text;background-clip:text;-webkit-text-fill-color:transparent;margin-bottom:14px;line-height:1.3}
.hero .sub{color:var(--text2);font-size:18px;margin-bottom:28px}
.hero .hero-tags{display:flex;gap:10px;justify-content:center;flex-wrap:wrap;margin-bottom:30px}
.hero .tag{padding:8px 18px;border-radius:99px;background:var(--panel);border:1px solid var(--line);color:var(--text2);font-size:14px}
.feature-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:18px;padding:30px 0 60px}
.feature-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:26px}
.feature-card .icon{width:46px;height:46px;border-radius:12px;background:rgba(34,211,166,.12);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:14px}
.feature-card h3{font-size:16px;margin-bottom:8px}
.feature-card p{color:var(--text2);font-size:13px}
.steps{padding:40px 0 70px}
.step-line{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:14px;margin-top:30px}
.step{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:20px;text-align:center;position:relative}
.step .num{width:30px;height:30px;border-radius:50%;background:linear-gradient(135deg,var(--accent),var(--accent2));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;margin:0 auto 10px}
.step h4{font-size:14px;margin-bottom:6px}
.step p{color:var(--text2);font-size:12px}
.cta-band{padding:60px 0;text-align:center;background:linear-gradient(135deg,rgba(34,211,166,.1),rgba(14,165,233,.1));border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta-band h2{font-size:28px;margin-bottom:12px}
.cta-band p{color:var(--text2);margin-bottom:24px}
.footer{padding:30px 0;text-align:center;color:var(--text3);font-size:12px;border-top:1px solid var(--line)}

/* 工具类 */
.flex{display:flex}.between{justify-content:space-between}.center{align-items:center}.wrap{flex-wrap:wrap}
.gap4{gap:4px}.gap8{gap:8px}.gap12{gap:12px}.gap16{gap:16px}
.mt8{margin-top:8px}.mt12{margin-top:12px}.mt16{margin-top:16px}.mt24{margin-top:24px}
.mb8{margin-bottom:8px}.mb12{margin-bottom:12px}.mb16{margin-bottom:16px}.mb24{margin-bottom:24px}
.text2{color:var(--text2)}.text3{color:var(--text3)}.text-green{color:var(--accent)}.text-red{color:var(--danger)}
.f12{font-size:12px}.f13{font-size:13px}.f15{font-size:15px}.f18{font-size:18px}.f24{font-size:24px}
.bold{font-weight:700}.ellipsis{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.muted{opacity:.6}.hide{display:none!important}

/* ========== 后台管理扩展样式 ========== */
.admin-topnav{display:flex;gap:2px;border-bottom:1px solid var(--line);padding:0 24px;background:var(--panel)}
.admin-topnav a{padding:13px 18px;color:var(--text2);font-size:14px;border-bottom:2px solid transparent;white-space:nowrap}
.admin-topnav a:hover{color:var(--text)}
.admin-topnav a.active{color:var(--accent);border-bottom-color:var(--accent)}
.admin-shell{display:grid;grid-template-columns:210px 1fr;min-height:calc(100vh - 53px)}
.admin-shell.no-side{grid-template-columns:1fr}
.admin-shell .admin-main{padding:22px 26px}
.admin-tab{background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:18px}
.admin-tabs{display:flex;gap:4px;border-bottom:1px solid var(--line);margin-bottom:18px;flex-wrap:wrap}
.admin-tabs a{padding:9px 16px;border-radius:8px 8px 0 0;color:var(--text2);font-size:13px;border-bottom:2px solid transparent}
.admin-tabs a:hover{color:var(--text)}
.admin-tabs a.active{color:var(--accent);border-bottom-color:var(--accent);background:rgba(34,211,166,.06)}
.settings-menu{display:flex;flex-direction:column;gap:2px}
.settings-menu a{padding:9px 12px;border-radius:8px;color:var(--text2);font-size:13px}
.settings-menu a:hover{color:var(--text);background:var(--panel2)}
.settings-menu a.active{background:rgba(14,165,233,.12);color:var(--accent2)}
.switch{position:relative;display:inline-block;width:44px;height:24px;vertical-align:middle}
.switch input{opacity:0;width:0;height:0}
.switch .slider{position:absolute;cursor:pointer;inset:0;background:var(--line2);border-radius:24px;transition:.2s}
.switch .slider:before{content:"";position:absolute;height:18px;width:18px;left:3px;top:3px;background:#fff;border-radius:50%;transition:.2s}
.switch input:checked + .slider{background:var(--accent)}
.switch input:checked + .slider:before{transform:translateX(20px)}
.switch-row{display:flex;justify-content:space-between;align-items:center;padding:10px 0;border-bottom:1px dashed var(--line);gap:12px}
.switch-row:last-child{border-bottom:none}
.chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-bottom:20px}
.chart-card{background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:14px}
.chart-card .chart-title{font-size:13px;color:var(--text2);margin-bottom:10px}
.chart-card canvas{width:100%;height:190px;display:block}
.stat-up{color:var(--accent)}.stat-down{color:var(--danger)}
.filter-bar{display:flex;gap:10px;align-items:center;flex-wrap:wrap;margin-bottom:14px}
.filter-bar .form-input{width:auto;min-width:200px}
.mini-avatar{width:28px;height:28px;border-radius:8px;object-fit:cover;background:var(--panel2)}
.avatar-char{width:28px;height:28px;border-radius:8px;background:linear-gradient(135deg,var(--accent),var(--accent2));display:inline-flex;align-items:center;justify-content:center;font-size:12px;color:#fff}
.log-detail{max-height:70vh;overflow-y:auto}
.code-block{background:#0b0d12;border:1px solid var(--line);border-radius:8px;padding:10px;font-family:monospace;font-size:12px;white-space:pre-wrap;word-break:break-all;color:var(--text2)}
@media (max-width:1100px){.chart-grid{grid-template-columns:1fr}.admin-shell{grid-template-columns:1fr}.admin-side{display:none}}