/* 智道科技 3D工具站 · 整站 S1.6 · 本文件 2026-09-28 · 索引：0-先看这里_整站总索引.html */
/* ==========================================================================
   登录 / 注册弹窗 与 顶栏账号区 auth.css
   ========================================================================== */

/* ---------- 遮罩与卡片 ---------- */
.au-mask{position:fixed;inset:0;background:rgba(6,8,12,.74);z-index:9000;
  display:flex;align-items:center;justify-content:center;padding:20px;
  opacity:0;transition:opacity .2s}
.au-mask.on{opacity:1}
.au-box{width:100%;max-width:432px;max-height:92vh;overflow:auto;
  background:var(--card);border:1px solid var(--line-2);border-radius:16px;
  box-shadow:0 30px 90px rgba(0,0,0,.55);transform:translateY(14px);transition:transform .24s}
.au-mask.on .au-box{transform:translateY(0)}

/* ---------- 头部 ---------- */
.au-head{position:relative;padding:22px 24px 0;text-align:center}
.au-logo{width:46px;height:46px;margin:0 auto 10px;border-radius:13px;
  background:var(--amber-bg);border:1px solid rgba(229,165,58,.34);
  display:flex;align-items:center;justify-content:center;font-size:22px;color:var(--amber);font-weight:800}
.au-t{font-size:19px;font-weight:800;letter-spacing:.2px}
.au-s{font-size:13px;color:var(--ink-3);margin-top:4px}
.au-x{position:absolute;right:14px;top:14px;width:30px;height:30px;border-radius:8px;
  border:1px solid var(--line-2);background:transparent;color:var(--ink-2);
  font-size:15px;cursor:pointer;line-height:1;transition:.15s}
.au-x:hover{border-color:var(--amber);color:var(--amber)}

/* ---------- 切换页签 ---------- */
.au-tabs{display:flex;gap:6px;padding:18px 24px 0}
.au-tabs button{flex:1;padding:9px 0;border-radius:9px;border:1px solid var(--line);
  background:var(--card-2);color:var(--ink-2);font-size:14.5px;font-weight:700;cursor:pointer;transition:.15s}
.au-tabs button.on{background:var(--amber-bg);border-color:var(--amber);color:var(--amber)}

/* ---------- 表单区 ---------- */
.au-body{padding:18px 24px 22px}
.au-f{margin-bottom:13px}
.au-f>label{display:block;font-size:13.5px;font-weight:700;color:var(--ink-2);margin-bottom:6px}
.au-f>label b{color:var(--amber);font-weight:700}
.au-f .inp{padding:11px 14px}
.au-f .hint{font-size:12px;color:var(--ink-3);margin-top:5px;line-height:1.6}
.au-row{display:flex;gap:10px}
.au-row>*{flex:1;min-width:0}
.au-go{width:100%;justify-content:center;margin-top:6px;padding:12px 18px;font-size:15.5px}
.au-tip{margin-top:14px;padding:11px 13px;border-radius:10px;
  background:var(--amber-bg);border:1px solid rgba(229,165,58,.26);
  font-size:12.5px;line-height:1.7;color:var(--ink-2)}
.au-tip b{color:var(--amber)}
.au-tip code{font-family:var(--mono);background:rgba(229,165,58,.14);
  color:var(--amber);padding:1px 6px;border-radius:5px;font-size:12.5px}
.au-err{display:none;margin-bottom:12px;padding:9px 12px;border-radius:9px;
  background:var(--red-bg);border:1px solid rgba(226,104,95,.32);color:var(--red);font-size:13px;font-weight:600}
.au-err.on{display:block}
.au-foot{padding:0 24px 20px;text-align:center;font-size:12.5px;color:var(--ink-3);line-height:1.8}
.au-foot a{color:var(--amber);font-weight:700}

/* ---------- 顶栏账号区 ---------- */
.top-auth{display:flex;align-items:center;gap:8px}
.top-user{display:flex;align-items:center;gap:6px}
.top-av{width:26px;height:26px;border-radius:50%;background:var(--amber-bg);
  border:1px solid rgba(229,165,58,.4);color:var(--amber);
  display:inline-flex;align-items:center;justify-content:center;font-size:12.5px;font-weight:800;flex:none;overflow:hidden}
.top-av img{width:100%;height:100%;object-fit:cover}
.top-out{width:32px;height:32px;padding:0;border-radius:8px;justify-content:center;font-size:14px}

/* ---------- 个人中心「退出登录」块 ---------- */
.uc-logout{margin-top:14px;padding-top:14px;border-top:1px solid var(--line)}
.uc-logout .btn{width:100%;justify-content:center}

/* ---------- 未登录引导 ---------- */
.uc-guest{text-align:center;padding:60px 20px}
.uc-guest .ico{font-size:44px;margin-bottom:14px;opacity:.5}
.uc-guest h3{font-size:19px;font-weight:800;margin-bottom:8px}
.uc-guest p{font-size:14px;color:var(--ink-3);margin-bottom:20px}

@media (max-width:640px){
  .au-mask{padding:12px;align-items:flex-start;padding-top:26px}
  .au-head{padding:18px 18px 0}
  .au-tabs{padding:14px 18px 0}
  .au-body{padding:16px 18px 18px}
  .au-foot{padding:0 18px 16px}
  .au-row{flex-direction:column;gap:0}
  .au-row>.au-f{margin-bottom:13px}
}