/* TopSales — shared styles for / and /en/ */
:root{
  color-scheme: light;
  --surface:#F5F2EC;
  --card:#FCFBF8;
  --ink:#15130F;
  --ink-2:#57534C;
  --ink-3:#726D64;
  --line:#E3DDD2;
  --accent:#A63C18;
  --accent-soft:#F3E4DC;
  --good:#0F7B3E;
  --warn:#8A5A12;
  --shadow:0 1px 2px rgba(21,19,15,.05), 0 10px 28px rgba(21,19,15,.07);
  --mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,monospace;
}
@media (prefers-color-scheme: dark){
  :root{
    color-scheme: dark;
    --surface:#0E0D0B;
    --card:#171614;
    --ink:#F0EFEC;
    --ink-2:#C3C2B7;
    --ink-3:#898781;
    --line:#2C2C2A;
    --accent:#FF8A5B;
    --accent-soft:#2A1B14;
    --good:#4ED17E;
    --warn:#E0B062;
    --shadow:0 1px 2px rgba(0,0,0,.4), 0 12px 32px rgba(0,0,0,.35);
  }
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--surface);color:var(--ink);
  font-family:system-ui,-apple-system,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  -webkit-font-smoothing:antialiased;line-height:1.7;
}
h1,h2,h3{margin:0;line-height:1.2;letter-spacing:-.02em;font-weight:650}
p{margin:0}
a{color:inherit}
ul,ol{margin:0;padding:0;list-style:none}

.wrap{max-width:1080px;margin:0 auto;padding:0 28px}
section{padding:96px 0;scroll-margin-top:70px}
.eyebrow{font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:16px}
.sec-head{max-width:720px}
.sec-head h2{font-size:clamp(25px,3vw,36px)}
.sec-head p{margin-top:16px;color:var(--ink-2);font-size:16px;max-width:38em}

/* ---------- nav ---------- */
.nav{position:sticky;top:0;z-index:20;background:color-mix(in srgb, var(--surface) 85%, transparent);backdrop-filter:saturate(1.4) blur(14px);border-bottom:1px solid var(--line)}
.nav-in{max-width:1080px;margin:0 auto;padding:13px 28px;display:flex;align-items:center;gap:28px}
.brand{font-weight:700;letter-spacing:-.01em;font-size:15px}
.brand span{color:var(--ink-3);font-weight:500;margin-left:10px;font-size:13px}
.nav-links{display:flex;gap:24px;margin-left:auto;font-size:14px;color:var(--ink-2)}
.nav-links a{text-decoration:none}
.nav-links a:hover{color:var(--ink)}
.lang{font-size:13px;color:var(--ink-3);text-decoration:none;border:1px solid var(--line);border-radius:999px;padding:4px 11px}
.lang:hover{color:var(--ink);border-color:var(--ink-3)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:11px 20px;border-radius:999px;font-size:14px;font-weight:600;text-decoration:none;border:1px solid transparent;transition:.18s;cursor:pointer}
.btn-solid{background:var(--ink);color:var(--surface)}
.btn-solid:hover{transform:translateY(-1px);opacity:.92}
.btn-ghost{border-color:var(--line);color:var(--ink)}
.btn-ghost:hover{border-color:var(--ink-3)}

/* ---------- hero ---------- */
.hero{background:#141210;color:#F5F2EC;padding:104px 0 112px;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;inset:0;pointer-events:none;
  background:radial-gradient(680px 420px at 82% 14%, rgba(235,104,52,.20), transparent 68%);}
.hero .wrap{position:relative}
.hero-grid{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(30px,3.6vw,46px);letter-spacing:-.035em}
.hero h1 em{font-style:normal;color:#FF8A5B}
.hero .lede{margin-top:22px;font-size:16.5px;color:#B9B3A7;max-width:30em;line-height:1.8}
.hero-cta{display:flex;gap:12px;margin-top:32px;flex-wrap:wrap}
.hero .btn-solid{background:#F5F2EC;color:#141210}
.hero .btn-ghost{border-color:rgba(245,242,236,.24);color:#F5F2EC}
.hero-note{margin-top:18px;font-size:12.5px;color:#7E786D}

/* record card */
.rec{background:#FCFBF8;color:#15130F;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.07);box-shadow:0 2px 4px rgba(0,0,0,.3),0 32px 70px rgba(0,0,0,.45)}
.rec-top{display:flex;align-items:center;gap:8px;padding:12px 16px;border-bottom:1px solid #E3DDD2;font-size:11.5px;color:#8A857C}
.rec-top b{color:#57534C;font-weight:600;margin-left:4px}
.rec-dot{width:7px;height:7px;border-radius:50%;background:#0CA30C;display:block}
.rec-body{padding:16px}
.quote{background:#F4F0E9;border-radius:10px;padding:12px 14px;font-size:13.5px;line-height:1.65;color:#2A2722}
.quote span{display:block;font-size:11px;color:#8A857C;margin-bottom:5px;letter-spacing:.04em}
.chips{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.chip{background:#FCFBF8;border:1px solid #E3DDD2;border-radius:10px;padding:10px 12px;transition:opacity .5s,transform .5s,border-color .5s}
/* only dim when JS is there to light them up — no-JS gets all four lit */
.js .chip:not(.on){opacity:.35;transform:translateY(3px)}
.chip.on{opacity:1;transform:none;border-color:#EBC9B8}
.chip i{display:block;font-style:normal;font-size:10.5px;letter-spacing:.1em;color:#A63C18;font-weight:700;margin-bottom:3px}
.chip b{display:block;font-size:12px;font-weight:600;line-height:1.5}
.chip p{font-size:11.5px;color:#6B6660;line-height:1.5;margin-top:2px}
.rec-foot{border-top:1px solid #E3DDD2;padding:9px 16px;font-size:10.5px;color:#8A857C;background:#FAF8F4;display:flex;justify-content:space-between;gap:10px}

/* ---------- shared blocks ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow)}
.pad{padding:24px 26px}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px;margin-top:40px}
.two-col.top{align-items:start}
.ctx{margin-top:16px;padding:12px 14px;border:1px dashed var(--line);border-radius:10px}
.ctx i{display:block;font-style:normal;font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:4px}
.ctx p{font-size:13px;line-height:1.6}
.panel{background:var(--card);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.panel-h{padding:13px 20px;border-bottom:1px solid var(--line);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:600;background:var(--surface)}
.panel-b{padding:20px}

.msg{display:flex;flex-direction:column;gap:4px;margin-bottom:16px}
.msg:last-child{margin-bottom:0}
.msg time{font-size:11px;color:var(--ink-3);font-variant-numeric:tabular-nums}
.msg p{font-size:14px;line-height:1.65;background:var(--surface);border:1px solid var(--line);border-radius:12px 12px 12px 4px;padding:10px 14px}
.msg.ai{align-items:flex-end}
.msg.ai p{background:var(--ink);color:var(--surface);border-color:var(--ink);border-radius:12px 12px 4px 12px;max-width:95%}

.tbl{width:100%;border-collapse:collapse;font-size:13.5px}
.tbl th{text-align:left;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:600;padding:8px 0;border-bottom:1px solid var(--line)}
.tbl td{padding:11px 0;border-bottom:1px solid var(--line);vertical-align:top;line-height:1.6}
.tbl tr:last-child td{border-bottom:0}
.tbl td:first-child{color:var(--ink-3);width:6.5em;padding-right:14px}
.tbl td.q{color:var(--ink-3);font-size:12.5px;width:32%;padding-left:16px}
.tag{display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:.04em;padding:1px 6px;border-radius:4px;background:var(--accent-soft);color:var(--accent);margin-left:4px;vertical-align:1px}
.note{margin-top:18px;font-size:12.5px;color:var(--ink-3);line-height:1.7}

/* ---------- decision table ---------- */
.dec td{width:auto}
.dec td:first-child{width:8em;color:var(--ink);font-weight:600}
.dec td:nth-child(2){width:30%}

.callout{margin-top:24px;padding:18px 22px;border-radius:12px;background:var(--accent-soft);border:1px solid color-mix(in srgb,var(--accent) 22%,transparent)}
.callout b{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin-bottom:6px}
.callout p{font-size:14.5px;font-weight:600;line-height:1.65}
.branch{margin-top:14px;padding:14px 18px;border-radius:12px;background:var(--surface);border:1px dashed var(--line);font-size:13px;color:var(--ink-2)}
.branch b{color:var(--ink);font-weight:600}

/* ---------- timeline ---------- */
.tl{margin-top:40px;position:relative;padding-left:26px}
.tl::before{content:"";position:absolute;left:5px;top:8px;bottom:8px;width:1px;background:var(--line)}
.tl-item{position:relative;padding:0 0 26px}
.tl-item:last-child{padding-bottom:0}
.tl-item::before{content:"";position:absolute;left:-24px;top:9px;width:9px;height:9px;border-radius:50%;background:var(--surface);border:2px solid var(--ink-3)}
.tl-item.ai::before{border-color:var(--accent);background:var(--accent)}
.tl-h{display:flex;align-items:baseline;gap:10px;flex-wrap:wrap;font-size:12px;color:var(--ink-3);margin-bottom:6px}
.tl-h b{font-size:13px;color:var(--ink);font-weight:600;letter-spacing:0}
.tl-h .who{color:var(--accent);font-weight:600}
.tl p{font-size:14px;line-height:1.65}
.tl .quote-line{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-top:8px;font-size:13.5px}
.tl .quote-line em{font-style:normal;color:var(--ink-3);font-size:12px;display:block;margin-bottom:3px}
.links{display:flex;gap:10px;margin-top:10px;flex-wrap:wrap}
.links span{font-size:12px;font-weight:600;color:var(--accent);border:1px solid color-mix(in srgb,var(--accent) 35%,transparent);border-radius:999px;padding:4px 11px}

/* ---------- money ---------- */
.money{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:36px}
.mcard{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 24px}
.mcard.hl{border-color:var(--ink)}
.mcard>b{display:block;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);margin-bottom:8px}
.mcard p b{color:var(--ink);font-weight:600}
.mcard h3{font-size:17px;margin-bottom:6px}
.mcard p{font-size:13px;color:var(--ink-2)}
.mcard .big{font-size:30px;font-weight:650;letter-spacing:-.03em;margin:10px 0 4px}
.formula{margin-top:20px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:22px 24px}
.formula b{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3)}
.formula code{display:block;margin-top:10px;font-family:var(--mono);font-size:13.5px;line-height:1.9;color:var(--ink);background:var(--surface);border-radius:8px;padding:12px 14px;overflow-x:auto;white-space:pre}
.formula p{margin-top:12px;font-size:13px;color:var(--ink-2)}

/* ---------- apply ---------- */
.apply{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:start;background:var(--card);border:1px solid var(--line);border-radius:20px;padding:44px;box-shadow:var(--shadow)}
.apply h2{font-size:clamp(24px,2.6vw,32px)}
.apply p{margin-top:14px;color:var(--ink-2);font-size:15px;max-width:26em}
.lead{display:grid;gap:14px;margin-top:4px}
.field{display:grid;gap:6px}
.field label{font-size:12.5px;color:var(--ink-3);font-weight:600}
.field label span{font-weight:400;font-size:11.5px;opacity:.8;margin-left:2px}
.field input,.field select{width:100%;padding:11px 13px;border:1px solid var(--line);border-radius:10px;background:var(--surface);color:var(--ink);font-size:15px;font-family:inherit}
.field input:focus,.field select:focus{outline:2px solid var(--accent);outline-offset:1px;border-color:transparent}
.submit{width:100%;padding:13px;border-radius:999px;border:0;background:var(--ink);color:var(--surface);font-size:15px;font-weight:600;font-family:inherit;cursor:pointer}
.submit:disabled{opacity:.6;cursor:default}
.fine{font-size:12px;color:var(--ink-3);line-height:1.65}
.msgbox{margin-top:8px}
.msgbox.ok{color:var(--good);font-weight:600}
.msgbox.err{color:#B3261E;font-weight:600}

/* ---------- footer ---------- */
footer{background:#141210;color:#F5F2EC;padding:72px 0 44px}
footer h2{font-size:clamp(24px,2.8vw,34px)}
footer p{margin-top:12px;color:#B9B3A7;font-size:15px}
.foot-cta{display:flex;gap:12px;margin-top:26px;flex-wrap:wrap}
.foot-cta .btn-solid{background:#F5F2EC;color:#141210}
.foot-cta .btn-ghost{border-color:rgba(245,242,236,.24);color:#F5F2EC}
.foot-base{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:52px;padding-top:20px;border-top:1px solid rgba(245,242,236,.16);font-size:12px;color:#7E786D}

/* ---------- replay (机制回放) ---------- */
.replay-sec{border-top:1px solid var(--line)}
.rp{background:var(--card);border:1px solid var(--line);border-radius:18px;box-shadow:var(--shadow);overflow:hidden;margin-top:34px}
.rp-head{display:flex;align-items:center;gap:9px;padding:12px 18px;font-size:12px;color:var(--ink-3)}
.rp-head b{color:var(--ink-2);font-weight:600}
.rp-dot{width:7px;height:7px;border-radius:50%;background:var(--good);display:block;flex:none}
.rp-btn{margin-left:auto;font:inherit;font-size:12px;font-weight:600;color:var(--ink-2);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:4px 12px;cursor:pointer;transition:.18s}
.rp-btn:hover{color:var(--ink);border-color:var(--ink-3)}
.rp-bar{height:2px;background:var(--line)}
.rp-bar span{display:block;height:100%;width:0;background:var(--accent);transition:width .5s ease}
.rp-body{display:grid;grid-template-columns:1.12fr .88fr}
.rp-chat{padding:18px 20px;border-right:1px solid var(--line);display:flex;flex-direction:column;gap:11px}
.rp-bubble{display:flex;flex-direction:column;gap:3px;transition:opacity .5s,transform .5s}
.rp-bubble time{font-size:10.5px;color:var(--ink-3);letter-spacing:.02em}
.rp-bubble time em{font-style:normal;color:var(--accent);font-weight:700;margin-left:4px}
.rp-bubble p{font-size:13px;line-height:1.6;background:var(--surface);border:1px solid var(--line);border-radius:11px 11px 11px 3px;padding:9px 12px;max-width:94%}
.rp-bubble.ai{align-items:flex-end}
.rp-bubble.ai time{align-self:flex-end}
.rp-bubble.ai p{background:var(--ink);color:var(--surface);border-color:var(--ink);border-radius:11px 11px 3px 11px}
.rp-call{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:11.5px;color:var(--ink-2);background:var(--surface);border:1px dashed var(--line);border-radius:10px;padding:8px 12px;transition:opacity .5s,transform .5s}
.rp-call b{color:var(--ink);font-weight:600}
.rp-order{margin-left:auto;font-size:11.5px;font-weight:700;color:var(--good);background:color-mix(in srgb,var(--good) 12%,transparent);border-radius:999px;padding:3px 10px;transition:opacity .5s,transform .5s}
.rp-card{padding:16px 18px;display:flex;flex-direction:column;gap:8px}
.rp-card-h{font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--ink-3);font-weight:600;margin-bottom:2px}
.rp-row{border:1px solid var(--line);border-radius:10px;padding:7px 11px;transition:opacity .45s,transform .45s,border-color .45s,background .45s}
.rp-row i{display:block;font-style:normal;font-size:10px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3)}
.rp-row b{display:block;font-size:12.5px;font-weight:600;line-height:1.5}
.rp-row em{display:block;font-style:normal;font-size:11px;color:var(--ink-3);margin-top:1px}
.rp-row.fix{border-color:color-mix(in srgb,var(--accent) 45%,transparent);background:var(--accent-soft)}
.rp-strategy{display:flex;align-items:center;gap:12px;padding:13px 18px;border-top:1px solid var(--line);background:var(--accent-soft);flex-wrap:wrap}
.rp-strategy i{font-style:normal;font-size:10.5px;letter-spacing:.09em;color:var(--accent);font-weight:700;white-space:nowrap}
.rp-strategy b{font-size:13.5px;font-weight:650;transition:opacity .3s}
.rp-strategy span{font-size:11.5px;color:var(--ink-3);margin-left:auto}
.rp-strategy.flash b,.rp-strategy.flash span{animation:rp-fade .55s ease}
@keyframes rp-fade{0%{opacity:0;transform:translateY(3px)}100%{opacity:1;transform:none}}
.rp-steps{display:flex;gap:6px;padding:10px 18px;border-top:1px solid var(--line);flex-wrap:wrap;font-size:11px;color:var(--ink-3)}
.rp-steps span{padding:3px 10px;border-radius:999px;transition:.3s}
.rp-steps span.cur{background:var(--ink);color:var(--surface);font-weight:600}
/* only hide what JS will reveal — no-JS keeps everything on screen */
.js .rp [data-at]:not(.on){opacity:0;transform:translateY(8px)}

@media (prefers-reduced-motion: reduce){
  .chip,.js .chip:not(.on){transition:none;opacity:1;transform:none}
  .js .rp [data-at]:not(.on){opacity:1;transform:none}
  .rp-strategy.flash b,.rp-strategy.flash span{animation:none}
  html{scroll-behavior:auto}
}
@media (max-width:940px){
  .hero-grid,.two-col,.money,.apply{grid-template-columns:minmax(0,1fr)}
  .hero-grid>*,.two-col>*,.apply>*{min-width:0}
  .hero{padding:80px 0 88px}
  section{padding:72px 0}
  .apply{padding:32px 26px;gap:34px}
  .nav-links{display:none}
  .nav-in .lang{margin-left:auto;margin-right:10px}
  .chips{grid-template-columns:1fr}
  .rp-body{grid-template-columns:1fr}
  .rp-chat{border-right:0;border-bottom:1px solid var(--line)}
  .rp-strategy span{margin-left:0;width:100%}
}
@media (max-width:560px){
  .wrap,.nav-in{padding:0 20px}
  .brand span{display:none}
  .hero-cta{flex-direction:column}
  .hero-cta .btn{width:100%;min-height:48px}
  .tbl{font-size:12.5px}
  .tbl td:first-child{width:5em;padding-right:10px}
  .tbl td.q{padding-left:10px}
  .apply{padding:28px 20px}
  .foot-cta{flex-direction:column}
  .foot-cta .btn{width:100%}

  /* tables stack: field label, then reading, then evidence as an indented note */
  .tbl thead{display:none}
  .tbl,.tbl tbody,.tbl tr{display:block;width:100%}
  .tbl tr{padding:14px 0;border-bottom:1px solid var(--line)}
  .tbl tr:last-child{border-bottom:0}
  .tbl td{display:block;width:auto!important;border:0;padding:0}
  .tbl td:first-child{font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--ink-3);margin-bottom:4px}
  .tbl td:nth-child(2){font-weight:600;color:var(--ink);line-height:1.55}
  .tbl td.q{font-size:12.5px;line-height:1.55;margin-top:6px;padding-left:12px;border-left:2px solid var(--line)}
  /* before/after rows lose their headings when stacked: mark which is which */
  .ba td:nth-child(2)::before{content:"– ";color:var(--ink-3)}
  .ba td:nth-child(3)::before{content:"→ ";color:var(--accent)}
}