/* 51华人网驾考频道 · 模拟考试样式 v20261113 */
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,"PingFang SC","Microsoft YaHei",Helvetica,Arial,sans-serif;background:#F2F5F9;color:#222;-webkit-text-size-adjust:100%}
.jk-wrap{max-width:760px;margin:0 auto;padding:14px 14px 48px;min-height:100vh;min-height:100dvh;display:flex;flex-direction:column}
#jk-main{flex:1;display:flex;flex-direction:column}
.jk-head{background:linear-gradient(135deg,#1A5FB4,#2E7CD6);color:#fff;border-radius:14px;padding:18px 16px 14px;margin-bottom:12px}
.jk-head h1{font-size:21px;margin:0 0 6px;line-height:1.35}
.jk-head .jk-sub{font-size:13px;opacity:.92;line-height:1.6}
.jk-head .jk-note{font-size:12px;background:rgba(255,255,255,.16);border-radius:8px;padding:7px 10px;margin-top:10px;line-height:1.6}
.jk-tabs{display:flex;gap:8px;margin:12px 0}
.jk-tabs button{flex:1;padding:11px 4px;border:1px solid #C9D8EC;background:#fff;color:#1A5FB4;border-radius:10px;font-size:15px;cursor:pointer}
.jk-tabs button.on{background:#1A5FB4;color:#fff;border-color:#1A5FB4}
.jk-bar{display:flex;justify-content:space-between;align-items:center;font-size:13px;color:#666;margin:10px 2px}
.jk-toggle{font-size:13px;color:#1A5FB4;user-select:none;cursor:pointer}
.jk-tnote{font-size:12px;color:#8494A7}
.jk-toggle input{vertical-align:-2px;margin-right:4px}
.jk-prog{height:8px;background:#E1E9F2;border-radius:4px;overflow:hidden;margin:6px 0 14px}
.jk-prog i{display:block;height:100%;background:#1A5FB4;width:0;transition:width .25s}
.jk-card{background:#fff;border-radius:14px;padding:18px 16px;box-shadow:0 1px 4px rgba(20,50,90,.06)}
.jk-q{font-size:18px;line-height:1.6;font-weight:600;margin:2px 0 4px}
.jk-qen{font-size:14px;line-height:1.55;color:#7A8794;margin:0 0 6px;display:none}
.jk-en .jk-qen{display:block}
.jk-opts{margin-top:12px;display:flex;flex-direction:column;gap:10px}
.jk-opt{display:flex;gap:10px;align-items:flex-start;width:100%;text-align:left;padding:13px 12px;border:1.5px solid #D8E2EE;border-radius:11px;background:#fff;font-size:16px;line-height:1.5;cursor:pointer;color:#222}
.jk-opt .jk-letter{flex:0 0 26px;width:26px;height:26px;border-radius:50%;background:#EDF3FA;color:#1A5FB4;font-size:14px;font-weight:700;display:flex;align-items:center;justify-content:center;margin-top:1px}
.jk-opt.sel{border-color:#1A5FB4;background:#F0F6FD}
.jk-opt.sel .jk-letter{background:#1A5FB4;color:#fff}
.jk-opt.right{border-color:#2E9E5B;background:#EFF9F2}
.jk-opt.right .jk-letter{background:#2E9E5B;color:#fff}
.jk-opt.wrong{border-color:#D64545;background:#FDF0F0}
.jk-opt.wrong .jk-letter{background:#D64545;color:#fff}
.jk-opt:disabled{cursor:default;opacity:1}
.jk-explain{display:none;margin-top:14px;background:#F6F9FC;border:1px solid #DFE9F3;border-radius:10px;padding:11px 12px;font-size:14px;line-height:1.65;color:#3D4A57}
.jk-explain.show{display:block}
.jk-explain b{color:#1A5FB4}
.jk-nav{display:flex;gap:10px;margin-top:16px}
.jk-btn{flex:1;padding:13px 8px;border-radius:11px;border:1px solid #1A5FB4;background:#1A5FB4;color:#fff;font-size:16px;cursor:pointer}
.jk-btn.ghost{background:#fff;color:#1A5FB4}
.jk-btn:disabled{background:#B9C9DC;border-color:#B9C9DC;color:#fff;cursor:default}
.jk-btn.ghost:disabled{background:#fff;color:#A9BACB;border-color:#D3DEEA}
.jk-topic-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:6px}
.jk-topic-grid button{padding:16px 8px;border:1.5px solid #D8E2EE;background:#fff;border-radius:12px;font-size:16px;cursor:pointer;color:#222}
.jk-topic-grid button small{display:block;color:#8494A7;font-size:12px;margin-top:4px}
.jk-result{text-align:center;padding:8px 0 2px}
.jk-result .jk-score{font-size:40px;font-weight:800;color:#1A5FB4}
.jk-result .jk-verdict{font-size:19px;font-weight:700;margin:6px 0}
.jk-result .jk-verdict.pass{color:#2E9E5B}
.jk-result .jk-verdict.fail{color:#D64545}
.jk-sec{font-size:14px;color:#55636F;line-height:1.7;text-align:left;background:#F6F9FC;border-radius:10px;padding:10px 12px;margin:12px 0}
.jk-review{margin-top:14px;text-align:left}
.jk-review .jk-item{border-top:1px solid #E6EDF4;padding:13px 2px}
.jk-review .jk-item:first-child{border-top:none}
.jk-review .jk-rq{font-size:15px;font-weight:600;line-height:1.55}
.jk-review .jk-ra{font-size:14px;line-height:1.6;margin-top:5px;color:#3D4A57}
.jk-review .jk-ra .ok{color:#2E9E5B;font-weight:600}
.jk-review .jk-ra .bad{color:#D64545;font-weight:600}
.jk-review .jk-re{font-size:13px;color:#71808E;line-height:1.6;margin-top:4px}
.jk-empty{color:#8494A7;font-size:15px;text-align:center;padding:26px 8px;line-height:1.7}
.jk-foot{margin-top:auto;padding-top:22px;font-size:12px;color:#93A3B3;line-height:1.7;text-align:center}
.jk-loading{text-align:center;color:#8494A7;padding:34px 0;font-size:15px}
.jk-qimg{display:block;margin:14px auto 6px;max-width:190px;max-height:190px}
.jk-qimg-sm{display:block;margin:8px 0;max-width:110px;max-height:110px}