:root{
  --rq-text:#ffffff;
  --rq-muted:rgba(255,255,255,.85);
  --rq-card:rgba(23, 37, 52, .55);
  --rq-border:rgba(255,255,255,.18);
  --rq-focus:rgba(255,255,255,.35);
  --rq-btn:#d9534f;
  --rq-btn-hover:#c9302c;
  --rq-danger:#ffb4b4;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
  "PingFang SC","Hiragino Sans GB","Microsoft YaHei", Arial, "Noto Sans", sans-serif;
  color:var(--rq-text);
  background:#0b1b2a;
}

.rq-header{
  position:relative;
  z-index:10;
  height:64px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:rgba(255,255,255,.92);
  color:#111;
  border-bottom:1px solid rgba(0,0,0,.06);
}
.rq-header__inner{
  width:min(1200px, 92vw);
  display:flex;
  align-items:center;
  justify-content:center;
}
.rq-brand{
  font-size:20px;
  font-weight:700;
  letter-spacing:.2em;
}

.rq-hero{
  position:relative;
  min-height:calc(100vh - 64px);
  display:flex;
  align-items:center;
  justify-content:center;
  padding:40px 16px;
}

/* 背景图：使用指定的背景图片 */
.rq-hero__bg{
  position:absolute;
  inset:0;
  background-image:url("../../assets/img/ganxipaochaxun.png");
  background-size:cover;
  background-position:center;
  filter:saturate(1.05);
  transform:scale(1.02);
}
.rq-hero__overlay{
  position:absolute;
  inset:0;
  background:rgba(8, 35, 54, .68);
}

.rq-hero__content{
  position:relative;
  width:min(920px, 92vw);
  display:flex;
  align-items:center;
  justify-content:center;
}

.rq-card{
  width:min(640px, 100%);
  padding:28px 28px 22px;
  border:1px solid var(--rq-border);
  border-radius:10px;
  background:var(--rq-card);
  backdrop-filter: blur(6px);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}

.rq-title{
  margin:0 0 8px;
  text-align:center;
  font-size:26px;
  font-weight:800;
  letter-spacing:.2em;
}
.rq-subtitle{
  margin:0 0 18px;
  text-align:center;
  color:var(--rq-muted);
  font-size:13px;
  line-height:1.6;
}

.rq-form{
  display:flex;
  gap:12px;
  align-items:flex-end;
  justify-content:center;
  flex-wrap:wrap;
}

.rq-field{
  display:flex;
  flex-direction:column;
  gap:6px;
  width:min(240px, 100%);
}
.rq-field__label{
  font-size:12px;
  color:rgba(255,255,255,.75);
}
.rq-input{
  height:40px;
  padding:0 12px;
  border-radius:6px;
  border:1px solid var(--rq-border);
  background:rgba(255,255,255,.10);
  color:var(--rq-text);
  outline:none;
}
.rq-input::placeholder{color:rgba(255,255,255,.65)}
.rq-input:focus{
  border-color:var(--rq-focus);
  box-shadow: 0 0 0 3px rgba(255,255,255,.12);
}

.rq-btn{
  height:40px;
  min-width:96px;
  padding:0 14px;
  border:0;
  border-radius:6px;
  background:var(--rq-btn);
  color:#fff;
  cursor:pointer;
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:10px;
  font-weight:700;
}
.rq-btn:hover{background:var(--rq-btn-hover)}
.rq-btn:disabled{
  opacity:.75;
  cursor:not-allowed;
}
.rq-btn__spinner{
  width:14px;
  height:14px;
  border-radius:50%;
  border:2px solid rgba(255,255,255,.45);
  border-top-color:#fff;
  display:none;
  animation:rqspin .8s linear infinite;
}
.rq-btn.is-loading .rq-btn__spinner{display:inline-block}
@keyframes rqspin{to{transform:rotate(360deg)}}

.rq-alert{
  margin-top:14px;
  padding:10px 12px;
  border-radius:8px;
  border:1px solid rgba(255,255,255,.18);
  background:rgba(255,255,255,.08);
  font-size:13px;
  line-height:1.5;
}
.rq-alert--error{
  border-color: rgba(255, 180, 180, .35);
  color: var(--rq-danger);
  background: rgba(255, 80, 80, .10);
}

.rq-result{
  margin-top:14px;
  padding:12px;
  border-radius:10px;
  border:1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
}
.rq-result__title{
  font-weight:800;
  margin-bottom:8px;
}
.rq-result__body{
  font-size:13px;
  line-height:1.65;
  color:rgba(255,255,255,.90);
  white-space:pre-wrap;
}

.rq-footnote{
  margin-top:16px;
  text-align:center;
  color:rgba(255,255,255,.65);
  font-size:12px;
}
.rq-footnote code{
  padding:2px 6px;
  border-radius:6px;
  background:rgba(0,0,0,.25);
  border:1px solid rgba(255,255,255,.14);
}

@media (max-width: 560px){
  .rq-card{padding:22px 16px 18px}
  .rq-title{font-size:22px}
  .rq-form{gap:10px}
  .rq-field{width:100%}
  .rq-btn{width:100%}
}