:root{--ink:#16231c;--muted:#7c8981;--green:#123f2d;--lime:#dfff7c;--cream:#f5f4ed;--line:#e6ebe7}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif}button,input{font:inherit}button{cursor:pointer}.app-shell{width:min(920px,calc(100% - 32px));min-height:100vh;margin:auto;padding-bottom:28px}.topbar{height:68px;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;font-size:17px;font-weight:800}.brand-mark{width:34px;height:34px;display:grid;place-items:center;border-radius:10px;background:var(--green);color:var(--lime)}.reset-button{padding:8px 15px;border:1px solid #cbd4ce;border-radius:999px;background:transparent;color:#607067;font-size:13px}.mini-hero{height:142px;padding:25px 34px;display:flex;align-items:center;justify-content:space-between;overflow:hidden;border-radius:24px 24px 0 0;background:var(--green);color:white;position:relative}.mini-hero:after{content:"";position:absolute;right:-50px;width:220px;height:220px;border-radius:50%;border:1px solid #ffffff1f;box-shadow:0 0 0 38px #ffffff08,0 0 0 76px #ffffff05}.mini-hero>div:first-child{position:relative;z-index:1}.mini-hero span{color:var(--lime);font-size:11px;font-weight:700;letter-spacing:.12em}.mini-hero h1{margin:8px 0 5px;font-size:30px;line-height:1;letter-spacing:-.04em}.mini-hero p{margin:0;color:#b7c9bf;font-size:12px}.hero-badge{z-index:1;width:66px;height:66px;display:grid;place-items:center;margin-right:34px;border:5px solid #ff9b88;border-radius:50%;background:#ff725d;color:#fff7dc;font-size:28px;font-weight:900;transform:rotate(9deg);box-shadow:0 14px 28px #061a1160}.calculator{padding:26px 30px 20px;border:1px solid #e3e9e4;border-top:0;border-radius:0 0 24px 24px;background:white;box-shadow:0 20px 50px #183a2b0d}.entry-row{display:grid;grid-template-columns:1.25fr .75fr;gap:16px}.field>span{display:block;margin-bottom:8px;font-size:12px;font-weight:700}.field em{margin-left:5px;color:#f06e59;font-size:10px;font-style:normal}.field small{margin-left:5px;color:#929d96;font-size:10px;font-weight:400}.input-wrap{height:52px;padding:0 14px;display:flex;align-items:center;gap:9px;border:1px solid #e2e8e3;border-radius:13px;background:#f7f9f7;transition:.2s}.input-wrap:focus-within{border-color:#3b7056;background:#fff;box-shadow:0 0 0 3px #1b5a3d16}.input-wrap b{color:#87948c;font-weight:500}.input-wrap input{width:100%;min-width:0;border:0;outline:0;background:transparent;color:var(--ink);font-size:16px;font-weight:700}.input-wrap input::placeholder{color:#aab3ad;font-size:13px;font-weight:400}.date-wrap input{color:#647169;font-size:13px}.core-results{margin-top:20px;display:grid;grid-template-columns:repeat(4,1fr);overflow:hidden;border:1px solid #dbe5de;border-radius:16px}.result-item{min-width:0;padding:16px;border-right:1px solid #e6ece7;background:#f7faf8}.result-item:last-child{border-right:0}.result-item.featured{background:#eaffb9}.result-item span{display:block;color:#526158;font-size:11px}.result-item small{display:block;margin-top:4px;color:#91a097;font-size:9px}.result-item strong{display:block;margin-top:11px;color:var(--green);font-size:18px;letter-spacing:-.03em;white-space:nowrap}.date-result strong{font-size:16px}.optional-section{margin-top:22px;padding-top:20px;border-top:1px solid var(--line)}.optional-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:14px}.optional-head>div{display:flex;align-items:center;gap:8px}.optional-head h2{margin:0;font-size:15px}.optional-head p{margin:0;color:#929d96;font-size:10px}.tag{padding:3px 7px;border-radius:999px;background:#eef2ef;color:#75837a;font-size:9px}.buyback-field{display:grid;grid-template-columns:220px 1fr;align-items:center;gap:14px}.buyback-field>span{margin:0}.profit-row{margin-top:14px;padding:15px 18px;display:grid;grid-template-columns:1fr 1fr auto;align-items:center;gap:18px;border-radius:14px;background:#f4f6f4;color:#9ba59f}.profit-row.active{background:var(--green);color:white}.profit-row>div{display:flex;align-items:baseline;justify-content:space-between;gap:12px}.profit-row>div+div{padding-left:18px;border-left:1px solid currentColor}.profit-row span{font-size:11px}.profit-row strong{font-size:18px}.profit-row small{font-size:9px}.profit-row.active strong{color:var(--lime)}.profit-row.active small{color:#94aa9f}.disclaimer{margin:15px 0 0;text-align:center;color:#a0aaa4;font-size:9px}
@media(max-width:640px){body{background:#f3f4f1}.app-shell{width:100%;padding:0 10px 14px}.topbar{height:52px;padding:0 4px}.brand{font-size:15px}.brand-mark{width:30px;height:30px;font-size:14px}.reset-button{padding:6px 12px;font-size:11px}.mini-hero{height:92px;padding:16px 18px;border-radius:18px 18px 0 0}.mini-hero h1{margin:5px 0 3px;font-size:23px}.mini-hero p{font-size:10px}.mini-hero span{font-size:9px}.hero-badge{width:46px;height:46px;margin-right:10px;border-width:4px;font-size:20px}.calculator{padding:15px 13px 12px;border-radius:0 0 18px 18px}.entry-row{grid-template-columns:1.15fr .85fr;gap:9px}.field>span{font-size:11px}.field small{display:none}.input-wrap{height:46px;padding:0 11px;border-radius:11px}.input-wrap input{font-size:15px}.input-wrap input::placeholder{font-size:11px}.date-wrap input{font-size:11px}.core-results{margin-top:13px;grid-template-columns:1fr 1fr;border-radius:13px}.result-item{padding:12px 11px;border-right:1px solid #e2e9e4;border-bottom:1px solid #e2e9e4}.result-item:nth-child(2){border-right:0}.result-item:nth-child(3),.result-item:nth-child(4){border-bottom:0}.result-item span{font-size:10px}.result-item small{font-size:8px}.result-item strong{margin-top:6px;font-size:16px}.date-result strong{font-size:14px}.optional-section{margin-top:13px;padding-top:12px}.optional-head{margin-bottom:9px}.optional-head h2{font-size:13px}.optional-head p{font-size:9px}.buyback-field{display:block}.buyback-field>span{display:none}.profit-row{margin-top:9px;padding:11px 12px;grid-template-columns:1fr 1fr;gap:8px}.profit-row>div{display:block}.profit-row>div+div{padding-left:12px}.profit-row span{display:block;font-size:9px}.profit-row strong{display:block;margin-top:3px;font-size:16px}.profit-row small{grid-column:1/-1;font-size:8px}.disclaimer{margin-top:10px}}
@media(max-width:640px){
  body{min-height:100dvh;font-size:16px}
  .app-shell{min-height:100dvh;padding:0 12px 18px;display:flex;flex-direction:column}
  .topbar{height:62px;padding:0 5px;flex:none}
  .brand{gap:11px;font-size:18px}.brand-mark{width:38px;height:38px;border-radius:12px;font-size:17px}
  .reset-button{padding:8px 15px;font-size:14px}
  .mini-hero{height:116px;padding:20px 22px;flex:none;border-radius:21px 21px 0 0}
  .mini-hero span{font-size:11px}.mini-hero h1{margin:7px 0 5px;font-size:29px}.mini-hero p{font-size:13px}
  .hero-badge{width:56px;height:56px;margin-right:8px;font-size:25px}
  .calculator{min-height:calc(100dvh - 196px);padding:20px 17px 17px;display:flex;flex-direction:column;border-radius:0 0 21px 21px}
  .entry-row{gap:11px}.field>span{margin-bottom:10px;font-size:14px}.field em{font-size:12px}
  .input-wrap{height:56px;padding:0 14px;border-radius:14px}.input-wrap b{font-size:19px}.input-wrap input{font-size:19px}.input-wrap input::placeholder{font-size:14px}.date-wrap input{font-size:14px}
  .core-results{margin-top:17px;border-radius:16px}.result-item{min-height:92px;padding:15px 14px}
  .result-item span{font-size:13px}.result-item small{margin-top:5px;font-size:10px}.result-item strong{margin-top:9px;font-size:21px}.date-result strong{font-size:19px}
  .optional-section{margin-top:17px;padding-top:16px}.optional-head{margin-bottom:12px}.optional-head h2{font-size:17px}.optional-head p{font-size:11px}.tag{padding:4px 8px;font-size:11px}
  .profit-row{margin-top:12px;padding:14px 15px;gap:10px;border-radius:15px}.profit-row>div+div{padding-left:15px}.profit-row span{font-size:12px}.profit-row strong{margin-top:5px;font-size:20px}.profit-row small{font-size:10px}
  .disclaimer{margin-top:auto;padding-top:14px;font-size:11px}
}
.date-field>span em{padding:3px 7px;border-radius:999px;background:#eaffb9;color:#315b38;font-weight:700}
.date-wrap{position:relative;border-color:#b9d28b;background:#f4fbe8;box-shadow:inset 0 0 0 1px #dcecbf}
.date-wrap:before{content:"日期";flex:none;padding:3px 6px;border-radius:6px;background:var(--green);color:var(--lime);font-size:10px;font-weight:800}
.date-wrap input{color:var(--green);font-weight:800;cursor:pointer}
.date-wrap:focus-within{border-color:var(--green);background:#fbfff3;box-shadow:0 0 0 3px #dfff7c66}
@media(max-width:640px){.date-field>span em{font-size:10px}.date-wrap:before{font-size:9px}.date-wrap input{font-size:14px}}