/* ===== RPM 评分系统 · 公共主题（科技 / HUD 风格） ===== */
:root{
  --bg:#04070e;
  --bg2:#070c18;
  --panel:rgba(10,18,32,.32);
  --line:#1d2c48;
  --blue:#37a2ff;
  --blue-d:#1c74d6;
  --green:#22e39a;
  --green-d:#0fa878;
  --txt:#e2ecf9;
  --mut:#8093b0;
  --gold:#ffce4d;
  --silver:#cfd8e6;
  --bronze:#e08a4a;
  --danger:#ff6b6b;
  --font:"Microsoft YaHei","PingFang SC","HarmonyOS Sans",system-ui,-apple-system,sans-serif;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
/* 内联图标默认尺寸（具体位置的规则可覆盖） */
svg{width:1.1em;height:1.1em;flex:0 0 auto;vertical-align:-0.15em}
body{
  font-family:var(--font);
  color:var(--txt);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
a{color:var(--blue)}
img{max-width:100%}

.bg-hud{
  min-height:100vh;
  background:
    radial-gradient(1100px 620px at 18% -8%, rgba(55,162,255,.16), transparent 60%),
    radial-gradient(1000px 620px at 88% 108%, rgba(34,227,154,.14), transparent 60%),
    var(--bg);
}
.bg-hud.has-custom-bg{
  background:
    var(--bg-image) center/cover no-repeat fixed,
    var(--bg);
}

/* ---- 霓虹标题 ---- */
.neon-title{
  font-weight:800;letter-spacing:2px;
  background:linear-gradient(90deg,var(--blue),var(--green));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  text-shadow:0 0 26px rgba(55,162,255,.25);
}

/* ---- HUD 面板 ---- */
.hud{
  position:relative;
  background:var(--panel);
  border:1px solid rgba(55,162,255,.30);
  border-radius:14px;
  box-shadow:0 0 22px rgba(55,162,255,.10), inset 0 0 26px rgba(55,162,255,.05);
  backdrop-filter:blur(2px);
}
.hud--green{
  border-color:rgba(34,227,154,.32);
  box-shadow:0 0 22px rgba(34,227,154,.12), inset 0 0 26px rgba(34,227,154,.05);
}
.hud--blue{border-color:rgba(55,162,255,.34)}
/* 四角装饰 */
.hud::before,.hud::after{
  content:"";position:absolute;width:16px;height:16px;pointer-events:none;
  border-color:var(--blue);
}
.hud::before{left:-1px;top:-1px;border-left:2px solid;border-top:2px solid;border-top-left-radius:10px}
.hud::after{right:-1px;bottom:-1px;border-right:2px solid;border-bottom:2px solid;border-bottom-right-radius:10px}
.hud--green::before,.hud--green::after{border-color:var(--green)}

/* ---- 按钮 ---- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:11px 20px;border-radius:10px;border:1px solid var(--line);
  background:#0b1626;color:var(--txt);font-size:15px;font-weight:600;
  cursor:pointer;text-decoration:none;transition:.15s;
}
.btn:hover{border-color:var(--blue)}
.btn-primary{border:none;color:#04121a;background:linear-gradient(90deg,var(--blue),var(--green))}
.btn-primary:hover{filter:brightness(1.08)}
.btn-green{border:none;color:#04121a;background:linear-gradient(90deg,var(--green),#4dffbf)}
.btn-ghost{background:transparent}
.btn-danger{border-color:#5a2230;color:#ff9a9a;background:#20090d}
.btn[disabled]{opacity:.45;cursor:not-allowed}
.btn-sm{padding:7px 12px;font-size:13px}
.btn-lg{padding:15px 26px;font-size:17px}

/* ---- 徽章 / 状态 ---- */
.badge{display:inline-flex;align-items:center;gap:5px;padding:3px 11px;border-radius:999px;font-size:13px;font-weight:600;border:1px solid}
.badge-green{color:var(--green);border-color:rgba(34,227,154,.5);background:rgba(34,227,154,.08)}
.badge-blue{color:var(--blue);border-color:rgba(55,162,255,.5);background:rgba(55,162,255,.08)}
.badge-mut{color:var(--mut);border-color:var(--line);background:#0a1320}
.badge-gold{color:var(--gold);border-color:rgba(255,206,77,.5);background:rgba(255,206,77,.08)}

/* ---- 进度条（平滑连续，大屏 / 后台统一） ---- */
.seg-bar{position:relative;height:14px;border-radius:8px;background:rgba(34,227,154,.12);border:1px solid rgba(34,227,154,.35);overflow:hidden}
.seg-bar > i{
  display:block;height:100%;border-radius:7px;
  background:linear-gradient(90deg,var(--green),#5affc4);
  box-shadow:0 0 12px rgba(34,227,154,.5);
  transition:width .5s ease;
}
.seg-bar.blue{background:rgba(55,162,255,.12);border-color:rgba(55,162,255,.35)}
.seg-bar.blue > i{background:linear-gradient(90deg,var(--blue),#7cc4ff);box-shadow:0 0 12px rgba(55,162,255,.5)}

/* ---- 提示条 ---- */
.flash{padding:11px 16px;border-radius:10px;margin-bottom:16px;font-size:14px;border:1px solid}
.flash.ok{color:var(--green);border-color:rgba(34,227,154,.4);background:rgba(34,227,154,.07)}
.flash.err{color:#ff9a9a;border-color:#5a2230;background:#1e0b0f}

/* logo 预留框 */
.logo-box{display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:10px;color:var(--mut);font-size:13px;overflow:hidden}
.logo-box img{max-height:100%;max-width:100%;display:block}

::-webkit-scrollbar{width:9px;height:9px}
::-webkit-scrollbar-thumb{background:#1c2c48;border-radius:8px}
::-webkit-scrollbar-track{background:transparent}