/* ============================================================
   原点计划 · 具身智能二次开发需求对接平台 ｜ 全局样式
   ============================================================ */
:root{
  --brand:#6c2bb9;        /* 原点紫（取自 logo 品红紫/蓝紫之间） */
  --brand-dark:#531d96;
  --brand-soft:#f3ecfc;
  --ink:#231435;
  --muted:#6b7280;
  --line:#e7e9f0;
  --bg:#f7f6fb;
  --card:#ffffff;
  --blue:#1878c8;
  --green:#10b981;
  --amber:#f59e0b;
  --red:#ef4444;
  --shadow:0 1px 2px rgba(20,22,31,.05),0 6px 20px rgba(20,22,31,.06);
  --radius:16px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scrollbar-gutter:stable}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--bg);color:var(--ink);font-size:15px;line-height:1.6;
}
a{text-decoration:none;color:inherit}
button{font-family:inherit;cursor:pointer}
input,textarea,select{font-family:inherit;font-size:14.5px}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}

/* ---------- 顶部导航 ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(255,255,255,.92);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
  min-height:61px;
}
.nav-inner{max-width:1120px;margin:0 auto;padding:0 20px;height:60px;display:flex;align-items:center;gap:26px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:19px;letter-spacing:.5px;white-space:nowrap}
.logo-img{height:40px;width:auto;display:block;flex-shrink:0}
.logo .dot{width:30px;height:30px;border-radius:50%;flex-shrink:0;position:relative;
  background:radial-gradient(circle at 32% 30%,#9d6be0,var(--brand) 55%,var(--brand-dark));
  box-shadow:0 3px 8px rgba(108,43,185,.35)}
.logo .dot::after{content:"";position:absolute;left:9px;top:9px;width:8px;height:8px;border-radius:50%;
  background:rgba(255,255,255,.95);box-shadow:2px 8px 0 -2px rgba(255,255,255,.7),9px 3px 0 -3px rgba(255,255,255,.5)}
.logo em{font-style:normal;color:var(--muted);font-weight:500;font-size:13px}
.nav-links{display:flex;gap:4px;flex:1}
.nav-links a{padding:8px 14px;border-radius:10px;font-size:14.5px;color:#3a3f4f;font-weight:600;transition:.15s;position:relative}
.nav-links a:hover{background:var(--brand-soft);color:var(--brand-dark)}
.nav-links a.on{background:var(--brand-soft);color:var(--brand-dark)}
.nav-links a.on::after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:3px;width:18px;height:2px;border-radius:2px;background:var(--brand)}
.nav-right{display:flex;align-items:center;gap:10px;flex-shrink:0}
.btn-nav{background:var(--brand);color:#fff;padding:8px 18px;border-radius:10px;font-size:14px;font-weight:600;border:none}
.btn-nav:hover{background:var(--brand-dark)}
.nav-user{display:flex;align-items:center;gap:8px;padding:6px 12px;border-radius:10px;font-weight:600;font-size:14px;cursor:pointer}
.nav-user:hover{background:#f1f2f7}
.nav-user .ava{width:30px;height:30px;border-radius:50%;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;font-size:16px}
.hamburger{display:none;align-items:center;justify-content:center;width:38px;height:38px;border-radius:10px;background:#f1f2f7;cursor:pointer}
.hamburger span{display:block;width:18px;height:2px;background:#3a3f4f;border-radius:2px;position:relative}
.hamburger span::before,.hamburger span::after{content:"";position:absolute;left:0;width:100%;height:2px;background:#3a3f4f;border-radius:2px}
.hamburger span::before{top:-6px}.hamburger span::after{top:6px}
.hamburger.active span{background:transparent}
.hamburger.active span::before{top:0;transform:rotate(45deg)}
.hamburger.active span::after{top:0;transform:rotate(-45deg)}

/* ---------- Hero ---------- */
.hero{
  background:linear-gradient(140deg,#1b1e2b 0%,#262a3d 55%,#3a2233 100%);
  color:#fff;padding:52px 0 58px;position:relative;overflow:hidden;
}
.hero::before{content:"";position:absolute;right:-80px;top:-80px;width:320px;height:320px;border-radius:50%;
  background:radial-gradient(circle,rgba(108,43,185,.35),transparent 65%)}
.hero::after{content:"";position:absolute;right:180px;bottom:-110px;width:260px;height:260px;border-radius:50%;
  background:radial-gradient(circle,rgba(37,99,235,.28),transparent 65%)}
.hero .wrap{position:relative;z-index:1}
/* 首页 hero 右侧机器人插画：渐变半透明，窄屏隐藏 */
.hero-bot{position:absolute;right:1.5%;bottom:0;height:94%;width:auto;z-index:0;pointer-events:none;user-select:none;
  opacity:.88;
  -webkit-mask-image:linear-gradient(to left,#000 58%,transparent 98%);
  mask-image:linear-gradient(to left,#000 58%,transparent 98%)}
.hero h1{font-size:34px;font-weight:800;letter-spacing:.5px}
.hero h1 .hl{background:linear-gradient(90deg,#b98be8,#6c2bb9);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{color:#aab0c6;font-size:15.5px;margin:12px 0 24px;max-width:640px}
.hero-search{max-width:620px;background:#fff;border-radius:14px;padding:7px;display:flex;gap:8px;box-shadow:0 14px 40px rgba(0,0,0,.35)}
.hero-search input{flex:1;border:none;outline:none;font-size:15px;padding:10px 14px;border-radius:9px}
.hero-search button{background:var(--brand);color:#fff;border:none;border-radius:10px;padding:0 26px;font-size:15px;font-weight:600}
.hero-search button:hover{background:var(--brand-dark)}
.hero-tags{margin-top:16px;display:flex;gap:8px;flex-wrap:wrap;align-items:center}
.hero-tags span{color:#7c82a0;font-size:12.5px;margin-right:2px}
.hero-tags a{color:#cfd4e6;font-size:12.5px;background:rgba(255,255,255,.08);padding:4px 12px;border-radius:99px;transition:.15s}
.hero-tags a:hover{background:rgba(255,255,255,.18);color:#fff}
.hero-stats{display:flex;gap:44px;margin-top:28px}
.hero-stats b{display:block;font-size:22px;font-weight:800;color:#fff}
.hero-stats i{font-style:normal;font-size:12.5px;color:#8f95b1}

/* ---------- 通用 ---------- */
.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.page-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin:28px 0 18px;flex-wrap:wrap}
.page-head h1{font-size:23px;font-weight:800}
.page-head .sub{color:var(--muted);font-size:13.5px;margin-top:3px}
.chip{padding:6px 15px;border-radius:99px;font-size:13.5px;background:#f1f2f7;color:#4b5162;cursor:pointer;border:1px solid transparent;transition:.15s;font-weight:600;display:inline-block;user-select:none}
.chip:hover{border-color:var(--brand);color:var(--brand-dark)}
.chip.on{background:var(--brand);color:#fff}
.btn{display:inline-block;border:none;border-radius:10px;font-weight:600;font-size:14px;padding:10px 22px;text-align:center;transition:.15s}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark)}
.btn-ghost{background:var(--brand-soft);color:var(--brand-dark)}
.btn-ghost:hover{background:#e9dcfa}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:#1d4ed8}
.btn-gray{background:#eef0f5;color:#4b5162}
.btn-gray:hover{background:#e2e5ec}
.btn-green{background:var(--green);color:#fff}
.btn-green:hover{background:#0da271}
.btn:disabled{opacity:.5;cursor:not-allowed}
.btn-sm{padding:7px 15px;font-size:13px}
.btn-block{display:block;width:100%}
.tag{display:inline-block;font-size:12px;padding:3px 10px;border-radius:7px;font-weight:600;background:#f1f2f7;color:#4b5162;white-space:nowrap}
.tag.t-brand{background:var(--brand-soft);color:var(--brand-dark)}
.tag.t-blue{background:#e8efff;color:var(--blue)}
.tag.t-green{background:#e2f9f0;color:#0a7e57}
.tag.t-amber{background:#fdf1d9;color:#b7791f}
.tag.t-red{background:#fdeaea;color:#c0342c}
.empty{padding:56px 20px;text-align:center;color:var(--muted);font-size:14.5px}
.empty .e-ico{font-size:40px;display:block;margin-bottom:10px}
.status{display:inline-block;font-size:12.5px;font-weight:700;padding:3px 11px;border-radius:99px}
.s-open{background:#e2f9f0;color:#0a7e57}
.s-doing{background:#e8efff;color:#2563eb}
.s-reviewing{background:#fdf1d9;color:#b7791f}
.s-done{background:#eef0f5;color:#6b7280}
.s-closed{background:#fdeaea;color:#c0342c}
.ava{width:38px;height:38px;border-radius:50%;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;font-size:19px;flex-shrink:0;overflow:hidden}
.muted{color:var(--muted)}
.row{display:flex;align-items:center;gap:10px}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}

/* ---------- 任务卡片 ---------- */
.task-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px 20px;cursor:pointer;border:1.5px solid transparent;transition:.15s;display:block}
.task-card:hover{transform:translateY(-2px);border-color:#dccef2;box-shadow:0 8px 26px rgba(20,22,31,.09)}
.tc-top{display:flex;align-items:center;gap:10px;margin-bottom:10px;flex-wrap:wrap}
.tc-title{font-size:16.5px;font-weight:700;line-height:1.45;margin-bottom:6px}
.tc-title:hover{color:var(--brand-dark)}
.tc-desc{font-size:13.5px;color:var(--muted);line-height:1.7;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;margin-bottom:12px}
.tc-meta{display:flex;align-items:center;gap:14px;font-size:12.5px;color:var(--muted);flex-wrap:wrap}
.tc-meta b{color:var(--brand-dark);font-size:13.5px}
.tc-meta .dot-sep{width:3px;height:3px;border-radius:50%;background:#d4d7e0}
.tc-foot{display:flex;align-items:center;justify-content:space-between;margin-top:13px;padding-top:12px;border-top:1px dashed var(--line);flex-wrap:wrap;gap:8px}
.tc-tags{display:flex;gap:6px;flex-wrap:wrap}
.tc-side{text-align:right}
.tc-side .budget{font-size:13px;color:var(--brand-dark);font-weight:700}
.tc-side .repo{font-size:12.5px;color:var(--brand-dark);font-weight:700;background:var(--brand-soft);padding:3px 10px;border-radius:99px}
.tc-side .cnt{font-size:11.5px;color:var(--muted)}

/* ---------- 筛选栏 ---------- */
.filterbar{display:flex;gap:16px;flex-wrap:wrap;align-items:center;margin-bottom:16px}
.filterbar .fb-group{display:flex;gap:6px;flex-wrap:wrap}
.filterbar .fb-label{font-size:13px;color:var(--muted);align-self:center;display:flex;gap:6px;align-items:center}

/* ---------- 任务详情 ---------- */
.td-head{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 28px}
.td-title{font-size:24px;font-weight:800;line-height:1.4;margin:12px 0 10px}
.td-sub{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted)}
.td-tags{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}
.td-desc{font-size:15px;line-height:1.95;color:#2a2e3d;white-space:pre-line;margin:10px 0 18px}
.td-info{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.td-info .ti{background:#f8f9fc;border-radius:10px;padding:9px 14px;display:flex;align-items:baseline;gap:8px}
.td-info .ti i{font-style:normal;font-size:12px;color:var(--muted);white-space:nowrap}
.td-info .ti b{font-size:14.5px}
.td-info .ti b.price{color:var(--brand-dark)}
.td-layout{display:grid;grid-template-columns:1fr 320px;gap:18px;align-items:start;margin-top:18px}
.td-panel{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:22px}
.td-panel h3{font-size:16px;font-weight:700;margin-bottom:14px;display:flex;align-items:center;gap:8px}
.pub-line{display:flex;align-items:center;gap:12px;padding:12px 0;border-bottom:1px solid var(--line);font-size:13.5px}
.pub-line:last-child{border-bottom:none}

/* 官方对接群 */
.grp-card{display:flex;gap:14px;align-items:flex-start;flex-wrap:wrap}
.grp-qr{width:132px;height:132px;border-radius:10px;border:1px solid var(--line);background:#f6f7fb;object-fit:cover;flex:none}
.grp-txt{flex:1;min-width:150px}
.grp-txt b{font-size:14px;display:block;margin-bottom:6px}
.grp-txt .muted{display:block;font-size:12.5px;line-height:1.75;margin-bottom:4px}
.grp-locked,.grp-pending{display:flex;gap:10px;align-items:flex-start;font-size:13.5px;color:#5b6172;line-height:1.75;background:#f6f7fb;border:1px dashed var(--line);border-radius:11px;padding:12px 14px}
.grp-locked svg{flex:none;margin-top:2px}
/* 标准发布页：是否申请官方建群 */
.group-opt{margin-top:18px;border:1.5px dashed var(--line);border-radius:12px;padding:14px 16px;background:#fbfbfe}
.group-opt .go-head{display:flex;align-items:center;gap:9px;cursor:pointer;font-size:14px;font-weight:600;color:#14161f;user-select:none}
.group-opt input[type=checkbox]{width:16px;height:16px;accent-color:var(--brand);cursor:pointer;flex:none}
.group-opt .hint{margin-top:8px;padding-left:25px}

/* 申请列表 */
.apply-item{border:1px solid var(--line);border-radius:12px;padding:13px 15px;margin-bottom:10px;background:#fbfbfe}
.apply-item .ap-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.apply-item .ap-msg{font-size:13.5px;color:#3a3f4f;line-height:1.7}

/* 评论 */
.cmt{border:1px solid var(--line);border-radius:12px;padding:13px 15px;margin-bottom:10px}
.cmt-head{display:flex;align-items:center;gap:9px;font-size:12.5px;color:var(--muted);margin-bottom:6px}
.cmt-head b{color:var(--ink);font-size:13.5px}
.cmt-body{font-size:14px;line-height:1.75;color:#2a2e3d;white-space:pre-line}

/* ---------- 表单页 ---------- */
.auth-wrap{max-width:420px;margin:46px auto}
.auth-card{background:var(--card);border-radius:20px;box-shadow:var(--shadow);padding:32px}
.auth-card h1{font-size:22px;font-weight:800;text-align:center}
.auth-card .sub{text-align:center;color:var(--muted);font-size:13.5px;margin:6px 0 24px}
.field{margin-bottom:16px}
.field label{display:block;font-size:13.5px;font-weight:600;margin-bottom:6px}
.field input,.field textarea,.field select{
  width:100%;border:1.5px solid var(--line);border-radius:11px;padding:11px 14px;outline:none;transition:.15s;background:#fff;color:var(--ink)
}
.field input:focus,.field textarea:focus,.field select:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,43,185,.12)}
.field textarea{resize:vertical;min-height:120px;line-height:1.7}
.field .hint{font-size:12px;color:var(--muted);margin-top:5px}
.field-row{display:grid;grid-template-columns:1fr;gap:14px}
.tag-pick{display:flex;flex-wrap:wrap;gap:8px;margin-top:4px}
.tag-pick .chip{user-select:none}
.tag-pick .chip.on{background:var(--brand);color:#fff}
.err-msg{background:#fdeaea;color:#c0342c;font-size:13px;padding:10px 14px;border-radius:10px;margin-bottom:14px;display:none}
.err-msg.show{display:block}
.form-tip{text-align:center;font-size:13.5px;color:var(--muted);margin-top:16px}
.form-tip a{color:var(--brand-dark);font-weight:600}

/* ---------- 个人中心 ---------- */
.profile-head{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:26px 28px;display:flex;gap:20px;align-items:center;flex-wrap:wrap}
.profile-head .big-ava{width:72px;height:72px;border-radius:18px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;font-size:38px}
.profile-head h1{font-size:22px;font-weight:800}
.profile-head .bio{color:var(--muted);font-size:13.5px;margin-top:4px;max-width:560px}
.profile-stats{display:flex;gap:26px;margin-left:auto;text-align:center}
.profile-stats b{font-size:19px;font-weight:800;display:block}
.profile-stats i{font-style:normal;font-size:12px;color:var(--muted)}
.my-tabs{display:flex;gap:6px;margin:18px 0 14px;flex-wrap:wrap}
.my-tabs .jump{cursor:pointer}

/* ---------- footer（统一页脚：logo + 导航 + 联系我们 + 备案） ---------- */
footer{margin-top:50px;padding:26px 0;text-align:center;color:#9aa0b3;font-size:13px;border-top:1px solid var(--line)}
footer b{color:#6b7280}
footer.site-footer{margin-top:64px;background:#f8f6fc;border-top:1px solid var(--line);color:#5a5f6f;padding:0;text-align:left;font-size:13.5px}
footer.site-footer .sf-main{display:grid;grid-template-columns:1.7fr .9fr 1.1fr;gap:48px;padding:42px 20px 34px}
footer.site-footer .sf-col{display:flex;flex-direction:column;gap:8px}
footer.site-footer .sf-col b{color:#2a2f3d;font-size:14px;margin-bottom:3px}
footer.site-footer .sf-col a{color:#5a5f6f;text-decoration:none;width:fit-content;transition:.15s}
footer.site-footer .sf-col a:hover{color:var(--brand-dark)}
footer.site-footer .sf-brand p{margin:4px 0 0;line-height:1.75;color:#7a8093;max-width:330px}
.sf-logo{height:40px;width:auto;display:block}
/* 底栏：版权 + 备案信息（居中、细灰字、竖线分隔） */
footer.site-footer .sf-bottom{border-top:1px solid #e7eaf1;background:#f1eff8;padding:15px 0}
.sf-bottom-inner{display:flex;flex-wrap:wrap;align-items:center;justify-content:center;row-gap:6px;color:#8f95a6;font-size:12.5px;line-height:1.8}
.sf-bottom-inner > *{white-space:nowrap}
.sf-bottom-inner > * + *{margin-left:16px;padding-left:16px;border-left:1px solid #d9dee8}
.sf-bottom-inner a{color:#8f95a6;text-decoration:none;transition:.15s}
.sf-bottom-inner a:hover{color:var(--brand-dark)}
.sf-ga{display:inline-flex;align-items:center;gap:4px}
.sf-ga svg{flex-shrink:0;opacity:.85}
@media (max-width:860px){
  footer.site-footer .sf-main{grid-template-columns:1fr 1fr;gap:34px}
  footer.site-footer .sf-brand{grid-column:1/-1}
}
@media (max-width:560px){
  footer.site-footer{margin-top:46px}
  footer.site-footer .sf-main{grid-template-columns:1fr;gap:26px;padding:30px 20px 24px}
  .sf-bottom-inner{font-size:12px}
  .sf-bottom-inner > * + *{margin-left:0;padding-left:0;border-left:none}
}

/* ---------- 合作伙伴轮播 ---------- */
.partners-sec{padding:26px 0 0;scroll-margin-top:76px}
.partner-mask{overflow:hidden;position:relative;padding:2px 0}
.partner-mask::before,.partner-mask::after{content:"";position:absolute;top:0;bottom:0;width:60px;z-index:2;pointer-events:none}
.partner-mask::before{left:0;background:linear-gradient(to right,var(--bg),rgba(246,247,251,0))}
.partner-mask::after{right:0;background:linear-gradient(to left,var(--bg),rgba(246,247,251,0))}
.partner-track{display:flex;gap:16px;width:max-content;padding:6px 0;animation:partnerScroll 30s linear infinite}
.partner-mask:hover .partner-track{animation-play-state:paused}
.partner-track.static{animation:none;width:100%}
@keyframes partnerScroll{from{transform:translateX(0)}to{transform:translateX(-50%)}}
@media (prefers-reduced-motion: reduce){.partner-track{animation:none}}
.partner-item{width:196px;height:96px;flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:7px;
  background:#fff;border:1px solid var(--line);border-radius:14px;text-decoration:none;transition:.18s;overflow:hidden}
.partner-item:hover{border-color:var(--brand);box-shadow:0 6px 18px rgba(108,43,185,.12);transform:translateY(-2px)}
.partner-item img{max-height:54px;max-width:76%;object-fit:contain}
.partner-item.has-logo{height:100px}
.partner-item.has-logo img{max-height:64px;max-width:84%}
.pt-ph{font-size:19px;font-weight:800;letter-spacing:1px;color:#fff;width:54px;height:54px;border-radius:12px;
  background:linear-gradient(135deg,#9d6be0,var(--brand) 60%,var(--brand-dark));display:flex;align-items:center;justify-content:center}
.pt-name{font-size:12.5px;color:var(--muted);max-width:170px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
@media (max-width:760px){
  .partner-track{animation-duration:20s}
  .partner-item{width:150px;height:84px}
}

/* 回到顶部 */
#back-top{position:fixed;bottom:24px;right:24px;width:42px;height:42px;border-radius:50%;background:var(--ink);color:#fff;font-size:17px;cursor:pointer;box-shadow:0 6px 16px rgba(20,22,31,.25);z-index:150;display:none;align-items:center;justify-content:center;border:none}
#back-top.show{display:flex}

/* toast */
#toast{position:fixed;left:50%;bottom:34px;transform:translateX(-50%) translateY(20px);background:#14161f;color:#fff;font-size:13.5px;padding:11px 22px;border-radius:12px;opacity:0;pointer-events:none;transition:.25s;z-index:300;box-shadow:0 10px 30px rgba(0,0,0,.3);max-width:80vw;text-align:center}
#toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

/* ---------- 自定义弹窗 Modal ---------- */
.modal-mask{position:fixed;inset:0;background:rgba(15,17,24,.45);backdrop-filter:blur(3px);z-index:400;display:flex;align-items:center;justify-content:center;padding:20px;opacity:0;transition:opacity .2s;pointer-events:none}
.modal-mask.show{opacity:1;pointer-events:auto}
.modal-card{background:#fff;border-radius:18px;box-shadow:0 24px 70px rgba(15,17,24,.28);width:100%;max-width:440px;max-height:82vh;overflow:auto;padding:26px 26px 20px;transform:translateY(14px) scale(.97);transition:transform .22s cubic-bezier(.2,.9,.3,1.2);position:relative}
.modal-mask.show .modal-card{transform:translateY(0) scale(1)}
.modal-ico{width:52px;height:52px;border-radius:14px;display:flex;align-items:center;justify-content:center;font-size:26px;margin:0 auto 14px}
.modal-ico.i-brand{background:var(--brand-soft)}
.modal-ico.i-blue{background:#e8efff}
.modal-ico.i-green{background:#e2f9f0}
.modal-ico.i-red{background:#fdeaea}
.modal-title{font-size:17px;font-weight:800;text-align:center;line-height:1.5}
.modal-desc{font-size:13.5px;color:var(--muted);line-height:1.75;text-align:center;margin:10px 0 0}
.modal-desc b{color:var(--ink)}
.modal-input{margin-top:16px}
.modal-input textarea,.modal-input input{
  width:100%;border:1.5px solid var(--line);border-radius:12px;padding:12px 14px;outline:none;font-size:14px;line-height:1.7;box-sizing:border-box;background:#fbfbfe;resize:vertical;transition:.15s
}
.modal-input textarea:focus,.modal-input input:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(108,43,185,.12)}
.modal-input .hint{font-size:12px;color:var(--muted);margin-top:6px}
.modal-btns{display:flex;gap:10px;margin-top:20px}
.modal-btns .btn{flex:1;padding:11px;font-size:14px}
.modal-close{position:absolute;top:14px;right:14px;width:30px;height:30px;border-radius:50%;border:none;background:#f1f2f7;color:#6b7280;font-size:14px;cursor:pointer;display:flex;align-items:center;justify-content:center;transition:.15s}
.modal-close:hover{background:#e4e7ee;color:#14161f}

/* ---------- 官方需求：领取表单 / 加密内容 ---------- */
.claim-form{margin-top:16px;display:flex;flex-direction:column;gap:12px}
.claim-field label{display:block;font-size:13px;font-weight:600;color:#3a3f4f;margin-bottom:6px}
.claim-field input,.claim-field textarea,.claim-field select{
  width:100%;border:1.5px solid var(--line);border-radius:11px;padding:10px 13px;outline:none;font-size:14px;line-height:1.65;box-sizing:border-box;background:#fbfbfe;font-family:inherit;transition:.15s
}
.claim-field textarea{resize:vertical}
.claim-field input:focus,.claim-field textarea:focus,.claim-field select:focus{border-color:var(--brand);background:#fff;box-shadow:0 0 0 3px rgba(108,43,185,.12)}
.lock-note{display:flex;align-items:flex-start;gap:10px;font-size:13.5px;color:#3a3f4f;line-height:1.75;background:#f6f7fb;border:1px dashed var(--line);border-radius:12px;padding:13px 15px}
.lock-note svg{flex:none;margin-top:2px;color:#8b90a3}

/* ---------- 快讯 / 活动板块 ---------- */
.news-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin:30px 0 14px;flex-wrap:wrap}
.news-head h1{font-size:22px;font-weight:800;display:flex;align-items:center;gap:9px}
.news-head .sub{color:var(--muted);font-size:13.5px;margin-top:3px}
.news-head .news-more{font-size:13.5px;color:var(--brand-dark);font-weight:600;white-space:nowrap}
.news-search input{width:240px;max-width:60vw;padding:9px 14px;border:1.5px solid var(--line);border-radius:99px;font-size:13.5px;background:#fff;color:var(--ink);outline:none;transition:.15s}
.news-search input:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,122,69,.12)}
/* 后台列表搜索框 */
.adm-search{width:220px;max-width:50vw;padding:8px 13px;border:1.5px solid var(--line);border-radius:10px;font-size:13.5px;background:#fff;color:var(--ink);outline:none;transition:.15s}
.adm-search:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(255,122,69,.12)}
.news-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.news-card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;cursor:pointer;border:1.5px solid transparent;transition:.15s;display:flex;flex-direction:column}
.news-card:hover{transform:translateY(-2px);border-color:#dccef2;box-shadow:0 8px 26px rgba(20,22,31,.09)}
.nc-cover{height:120px;background-size:cover;background-position:center;position:relative;flex-shrink:0}
.nc-cover-ph{background:linear-gradient(135deg,#e9dcfa,#dccef2);display:flex;align-items:center;justify-content:center;font-size:40px;color:var(--brand-dark)}
.nc-cover .nc-badge{position:absolute;left:10px;top:10px;font-size:11.5px;font-weight:700;padding:3px 10px;border-radius:99px;background:rgba(255,255,255,.92);color:var(--brand-dark)}
.nc-body{padding:13px 15px 14px;display:flex;flex-direction:column;gap:6px;flex:1}
.nc-top{display:flex;align-items:center;justify-content:space-between;gap:8px}
.nc-title{font-size:14.5px;font-weight:700;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nc-title:hover{color:var(--brand-dark)}
.nc-desc{font-size:12.5px;color:var(--muted);line-height:1.6;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nc-meta{font-size:12px;color:var(--muted);margin-top:auto;display:flex;align-items:center;gap:5px;flex-wrap:wrap}

/* 快讯列表页（news.html 无 id 模式） */
.news-list{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
.news-list .nc-cover{height:150px}

/* 快讯详情页 */
.news-detail{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden;margin-top:26px}
.nd-cover{height:280px;background-size:cover;background-position:center;position:relative}
.nd-cover-ph{background:linear-gradient(135deg,#e9dcfa,#dccef2);display:flex;align-items:center;justify-content:center;font-size:80px;color:var(--brand-dark)}
.nd-body{padding:26px 30px}
.nd-title{font-size:26px;font-weight:800;line-height:1.4;margin:10px 0 12px}
.nd-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:13px;color:var(--muted);margin-bottom:14px}
.nd-tags{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:16px}
.nd-content{font-size:15px;line-height:2;color:#2a2e3d;padding-top:16px;border-top:1px dashed var(--line)}
.nd-content img.rt-img{display:block;max-width:100%;height:auto;border-radius:12px;margin:14px 0;box-shadow:0 3px 14px rgba(20,24,40,.10)}
.nd-content .rt-link{color:var(--brand-dark);text-decoration:underline;text-underline-offset:3px}
.nd-content b{font-weight:800;color:var(--ink)}
/* 快讯正文编辑器（后台）· 富文本工具条与实时预览 */
.rt-toolbar{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.btn-rt{border:1px solid var(--line);background:#fff;border-radius:9px;padding:6px 13px;font-size:13px;font-weight:600;color:#3a4056;cursor:pointer;transition:.15s}
.btn-rt:hover{border-color:var(--brand);color:var(--brand-dark);background:#fff8f4}
.btn-rt:disabled{opacity:.55;cursor:default}
.rt-tip{font-size:12px;color:var(--muted)}
.rt-preview{margin-top:10px;border:1px dashed var(--line);border-radius:12px;padding:14px 16px;background:#fbfcfe;font-size:14.5px;line-height:1.95;color:#2a2e3d;word-break:break-word}
.rt-preview img.rt-img{display:block;max-width:100%;height:auto;border-radius:10px;margin:10px 0}
.rt-preview .rt-link{color:var(--brand-dark);text-decoration:underline}
.nd-info{display:flex;flex-wrap:wrap;gap:10px;margin:16px 0}
.nd-info .ti{background:#f8f9fc;border-radius:10px;padding:9px 14px;display:flex;align-items:baseline;gap:8px}
.nd-info .ti i{font-style:normal;font-size:12px;color:var(--muted);white-space:nowrap}
.nd-info .ti b{font-size:14px}
.nd-cta{background:linear-gradient(140deg,#f3ecfc,#eadff9);border:1.5px dashed var(--brand);border-radius:14px;padding:20px 22px;margin-top:22px}
.nd-cta h3{font-size:16px;font-weight:800;margin-bottom:8px;color:var(--brand-dark)}
.nd-cta .cta-line{font-size:13.5px;color:#4b5162;line-height:1.8;margin-bottom:4px}
.nd-cta .cta-line b{color:var(--ink)}

/* 报名表单 */
.lead-form{display:grid;grid-template-columns:1fr;gap:12px;margin-top:14px}
.lead-form .lf-full{grid-column:1/-1}
.lead-form input,.lead-form textarea{width:100%;border:1.5px solid var(--line);border-radius:10px;padding:10px 13px;outline:none;font-size:14px;background:#fff;transition:.15s}
.lead-form input:focus,.lead-form textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px rgba(108,43,185,.12)}
.lead-form textarea{resize:vertical;min-height:70px;line-height:1.6}

/* 快讯管理（admin） */
.news-admin-bar{display:flex;align-items:center;gap:10px;margin:22px 0 0;flex-wrap:wrap}
.leads-box{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-top:18px}
.leads-box h3{font-size:16px;font-weight:700;margin-bottom:12px;display:flex;align-items:center;gap:8px}
.lead-item{border:1px solid var(--line);border-radius:12px;padding:12px 15px;margin-bottom:10px;background:#fbfbfe;font-size:13.5px}
.lead-item .li-head{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-bottom:4px}
.lead-item .li-head b{font-size:14px}
.lead-item .li-msg{color:#3a3f4f;line-height:1.7}
.lead-item .li-msg:empty{display:none}

/* 封面预览 */
.cover-preview{width:100%;height:150px;border-radius:12px;background-size:cover;background-position:center;margin-top:8px;display:none;border:1px solid var(--line)}
.cover-preview.show{display:block}
.cover-preview.ph{background:linear-gradient(135deg,#f1f2f7,#e7e9f0);display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px}

@media(max-width:900px){
  .news-strip{grid-template-columns:repeat(2,1fr)}
  .nd-cover{height:200px}
}
@media(max-width:560px){
  .news-strip{grid-template-columns:1fr}
  .lead-form{grid-template-columns:1fr}
}

/* ---------- 响应式 ---------- */
@media(max-width:900px){
  .td-layout{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
  .nav-links{display:none;flex-direction:column;position:absolute;top:60px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);box-shadow:var(--shadow);padding:8px 0;z-index:99}
  .nav-links.open{display:flex}
  .nav-links a{padding:13px 22px;font-size:15px}
  .hamburger{display:flex}
  .hero h1{font-size:27px}
  .hero-bot{display:none}
  .hero-search{flex-direction:column}
  .hero-search button{padding:13px}
  .hero-stats{gap:24px}
  .profile-stats{gap:18px}
  .field-row{grid-template-columns:1fr}
}
@media(max-width:560px){
  .nav-right .nav-user span.uname{display:none}
  .page-head h1{font-size:20px}
}
/* ---------- 官方需求（置顶徽标 / 封面） ---------- */
.badge-official{display:inline-flex;align-items:center;gap:4px;background:linear-gradient(135deg,#6c2bb9,#4a1878);color:#fff;font-size:11px;font-weight:700;padding:3px 10px;border-radius:99px;letter-spacing:.3px;box-shadow:0 1px 4px rgba(74,24,120,.35)}
.task-card.official{border-color:#f0b27a;box-shadow:0 1px 6px rgba(224,68,30,.08)}
.task-card.official .tc-title{color:#c23c16}
.tc-cover{height:150px;background-size:cover;background-position:center;border-radius:10px 10px 0 0;margin:-14px -16px 12px;border-bottom:1px solid var(--line)}
.td-cover{height:220px;background-size:cover;background-position:center;border-radius:14px;margin-bottom:14px}

/* ---------- 发布页：双模式卡片选择（按钮对齐 / 优点逐行） ---------- */
.mode-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin:0 0 22px;align-items:stretch}
.mode-card{position:relative;display:flex;flex-direction:column;background:#fff;border:2px solid var(--line);border-radius:16px;padding:26px 22px 20px;overflow:hidden;transition:.2s;text-align:left;min-height:320px}
.mode-card::before{content:'';position:absolute;left:0;top:0;right:0;height:5px;background:var(--brand);opacity:0;transition:.2s}
.mode-card:hover{transform:translateY(-3px);border-color:#f0b27a;box-shadow:0 10px 26px rgba(224,68,30,.10)}
.mode-card:hover::before{opacity:1}
.mode-card.on{border-color:var(--brand);box-shadow:0 6px 18px rgba(224,68,30,.12)}
.mode-card.on::before{opacity:1}
.mode-card.pre.on{border-color:#f0a63c;box-shadow:0 6px 18px rgba(226,107,29,.16)}
.mode-card .mc-ico{font-size:36px;line-height:1;margin-bottom:10px}
.mode-card .mc-badge{position:absolute;top:16px;right:14px;font-size:11px;font-weight:700;padding:3px 11px;border-radius:99px;letter-spacing:.3px}
.mc-badge.free{background:#e9f7ee;color:#1f9d55;border:1px solid #bfe6cd}
.mc-badge.pre{background:linear-gradient(135deg,#fff3e0,#ffe8c9);color:#c26a14;border:1px solid #f5d9a8}
.mode-card .mc-title{font-size:19px;font-weight:800;color:#2b2f3a}
.mode-card .mc-sub{font-size:13px;color:var(--muted);line-height:1.6;margin:5px 0 14px}
/* 优点清单：一条一行，✓ 与文字垂直居中对齐，行距宽松 */
.mc-feats{list-style:none;padding:0;margin:0 0 20px;display:grid;gap:11px}
.mc-feats li{position:relative;padding-left:26px;font-size:13.5px;color:#3a3f4f;line-height:1.7;min-height:20px}
.mc-feats li::before{content:'✓';position:absolute;left:0;top:0;width:20px;height:20px;border-radius:50%;background:var(--brand-soft);color:var(--brand);font-size:12px;font-weight:800;display:flex;align-items:center;justify-content:center}
.mode-card.pre .mc-feats li::before{background:linear-gradient(135deg,#fff3e0,#ffe8c9);color:#c26a14}
/* 按钮：贴卡片底部，两张卡按钮同一水平线、同宽 */
.mode-card .mc-btn{display:flex;align-items:center;justify-content:center;gap:6px;width:100%;margin-top:auto;padding:12px 12px;border:0;border-radius:10px;background:var(--brand);color:#fff;font-size:14.5px;font-weight:700;cursor:pointer;transition:.18s;font-family:inherit}
.mode-card .mc-btn .arr{transition:.18s}
.mode-card .mc-btn:hover{filter:brightness(1.07);box-shadow:0 4px 14px rgba(224,68,30,.28)}
.mode-card .mc-btn:hover .arr{transform:translateX(3px)}
.mode-card.pre .mc-btn{background:linear-gradient(135deg,#f0a63c,#e26b1d)}
.mode-card.pre:hover{border-color:#f0c36d;box-shadow:0 10px 26px rgba(226,107,29,.14)}
.mode-card.pre::before{background:linear-gradient(90deg,#f0a63c,#e26b1d)}

/* ---------- 高级定制：服务亮点（每行一条，完整显示） ---------- */
.svc-list{margin-top:14px;display:grid;grid-template-columns:1fr;gap:9px;max-width:520px}
.svc-item{display:flex;align-items:flex-start;gap:9px;background:#fff;border:1px solid var(--line);border-radius:10px;padding:11px 13px;font-size:13px;line-height:1.6;color:#4a4f5f}
.svc-item .ic{flex-shrink:0;margin-top:2.5px;color:var(--brand)}
.sec-h{position:relative;padding-left:12px}
.sec-h::before{content:'';position:absolute;left:0;top:50%;transform:translateY(-50%);width:3px;height:14px;border-radius:2px;background:var(--brand)}
.gate-ico{width:56px;height:56px;border-radius:16px;background:var(--brand-soft);display:flex;align-items:center;justify-content:center;margin:0 auto 14px;color:var(--brand)}
/* ---------- 高级定制：联系方式（三字段统一字段表样式） ---------- */
.contact-list{display:grid;grid-template-columns:1fr;border:1px solid var(--line);border-radius:12px;overflow:hidden;background:#fff}
.contact-item{display:flex;align-items:center;gap:12px;padding:13px 16px;font-size:14px;border-bottom:1px solid var(--line);min-width:0}
.contact-item:last-child{border-bottom:none}
.contact-item i{font-style:normal;color:#8a90a0;font-size:13px;width:64px;text-align:left;padding-left:0;padding-right:12px;border-right:1px solid var(--line);flex-shrink:0}
.contact-item b{color:#2b2f3a;font-weight:600;word-break:break-all}
@media(max-width:700px){.mode-cards{grid-template-columns:1fr}.svc-list{grid-template-columns:1fr}}