:root{
  --bg:#FDFAF5;
  --bg2:#F6EEE3;
  --card:#FFFFFF;
  --ink:#1E2A2C;
  --muted:#5E6C6E;
  --line:#E9DED1;
  --pri:#F0555E;
  --pri-d:#D33A48;
  --pri-l:#FFE9E7;
  --sec:#0F6E68;
  --sec-d:#0E2E2E;
  --sec-d2:#14524E;
  --sec-l:#E4F1EF;
  --acc:#FFB03A;
  --acc-l:#FFF3DE;
  --maxw:1180px;
  --pad:22px;
  --r:18px;
  --sh:0 10px 26px rgba(30,42,44,.09);
  --sh2:0 18px 42px rgba(14,46,46,.16);
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI','PingFang SC','Hiragino Sans GB','Microsoft YaHei','WenQuanYi Micro Hei',Arial,sans-serif;
  font-size:16px;
  line-height:1.78;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--sec);text-decoration:none}
a:hover{color:var(--pri-d)}
h1,h2,h3,h4,p,ul,ol,figure,figcaption,blockquote,dl,dd,table{margin:0}
ul,ol{padding:0;list-style:none}
table{border-collapse:collapse;width:100%}
strong,b{font-weight:700}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  padding:12px 24px;
  border-radius:999px;
  background:linear-gradient(120deg,var(--pri) 0%,#FF8A5B 100%);
  color:#fff;
  font-size:15px;
  font-weight:700;
  line-height:1.2;
  box-shadow:0 10px 22px rgba(240,85,94,.28);
  border:0;
  cursor:pointer;
}
.btn:hover{color:#fff;filter:brightness(1.05)}
.btn--ghost{
  background:transparent;
  color:var(--ink);
  border:1px solid var(--line);
  box-shadow:none;
}
.btn--ghost:hover{color:var(--ink);border-color:var(--sec);background:var(--sec-l)}
.btn--sm{padding:9px 18px;font-size:14px}
.btn--dark{background:linear-gradient(120deg,var(--sec-d) 0%,var(--sec-d2) 100%);box-shadow:0 10px 22px rgba(14,46,46,.24)}

.top{
  position:sticky;
  top:0;
  z-index:40;
  background:rgba(253,250,245,.94);
  backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.top__in{
  max-width:var(--maxw);
  margin:0 auto;
  padding:12px var(--pad);
  display:flex;
  align-items:center;
  gap:18px;
}
.brand{display:flex;align-items:center;gap:10px;flex:0 0 auto}
.brand img{width:40px;height:40px;border-radius:12px}
.brand__txt{display:flex;flex-direction:column;line-height:1.15}
.brand__name{font-size:19px;font-weight:800;letter-spacing:.02em;color:var(--ink)}
.brand__sub{font-size:11px;letter-spacing:.18em;color:var(--muted)}
.nav{display:flex;align-items:center;gap:6px;flex:1 1 auto;flex-wrap:wrap;justify-content:center}
.nav a{
  display:block;
  padding:7px 12px;
  border-radius:999px;
  font-size:14.5px;
  color:var(--muted);
  white-space:nowrap;
}
.nav a:hover{color:var(--sec);background:var(--sec-l)}
.nav a[aria-current="page"]{color:var(--pri-d);background:var(--pri-l);font-weight:700}
.top .btn{flex:0 0 auto}

.hero{background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%);overflow:hidden}
.hero__in{
  max-width:var(--maxw);
  margin:0 auto;
  padding:54px var(--pad) 60px;
  display:grid;
  grid-template-columns:1.08fr .92fr;
  gap:46px;
  align-items:center;
}
.kicker{
  display:inline-flex;
  align-items:center;
  gap:8px;
  padding:5px 14px 5px 10px;
  border-radius:999px;
  background:var(--acc-l);
  color:#8A5A00;
  font-size:13px;
  font-weight:700;
  letter-spacing:.04em;
}
.kicker::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--acc);margin-left:2px}
.hero h1{
  font-size:2.6rem;
  line-height:1.28;
  font-weight:800;
  letter-spacing:.01em;
  margin:16px 0 0;
}
.hero__lead{
  margin-top:16px;
  font-size:16.5px;
  color:var(--muted);
  max-width:34em;
}
.hero__acts{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.hero__shot{position:relative;justify-self:center;width:100%;max-width:330px;margin:0 auto}
.hero__shot img{
  width:100%;
  max-width:300px;
  height:auto;
  margin:0 auto;
  border-radius:26px;
  box-shadow:0 0 0 8px #fff,var(--sh2);
}
.hero__shot figcaption{
  margin-top:16px;
  text-align:center;
  font-size:13px;
  color:var(--muted);
}

.band{
  position:relative;
  overflow:hidden;
  background:linear-gradient(120deg,var(--sec-d) 0%,var(--sec-d2) 100%);
  color:#fff;
}
.band::before,.band::after{
  content:"";
  position:absolute;
  top:50%;
  width:26px;
  height:26px;
  border-radius:50%;
  background:var(--bg);
  transform:translateY(-50%);
}
.band::before{left:-13px}
.band::after{right:-13px}
.band__in{
  max-width:var(--maxw);
  margin:0 auto;
  padding:30px var(--pad);
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.band__i{text-align:center;position:relative}
.band__i+.band__i::before{
  content:"";
  position:absolute;
  left:0;
  top:18%;
  bottom:18%;
  border-left:1px dashed rgba(255,255,255,.28);
}
.band__n{font-size:1.85rem;font-weight:800;color:var(--acc);line-height:1.2}
.band__n span{font-size:1rem;color:#fff;font-weight:600;margin-left:2px}
.band__t{font-size:13.5px;color:rgba(255,255,255,.82);margin-top:4px}

.sec{padding:64px 0}
.sec--alt{background:var(--bg2)}
.sec__in{max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}
.sec h2{
  position:relative;
  padding-left:17px;
  font-size:1.55rem;
  line-height:1.4;
  font-weight:800;
  letter-spacing:.01em;
}
.sec h2::before{
  content:"";
  position:absolute;
  left:0;
  top:.24em;
  bottom:.24em;
  width:6px;
  border-radius:3px;
  background:linear-gradient(180deg,var(--pri) 0 56%,var(--sec) 56% 100%);
}
.sec__sub{margin-top:10px;font-size:15px;color:var(--muted)}
.sec__head{margin-bottom:30px}

.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}

.func{
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:26px 24px 24px;
  overflow:hidden;
}
.func::after{
  content:"";
  position:absolute;
  top:0;
  right:0;
  width:0;
  height:0;
  border:15px solid transparent;
  border-top-color:var(--bg2);
  border-right-color:var(--bg2);
  border-bottom-left-radius:10px;
}
.func--wide{grid-column:span 2}
.func__tag{
  display:inline-block;
  padding:3px 10px;
  border-radius:6px;
  background:var(--sec-l);
  color:var(--sec);
  font-size:12px;
  font-weight:700;
  letter-spacing:.06em;
}
.func h3{font-size:1.12rem;font-weight:800;margin-top:12px}
.func p{margin-top:9px;font-size:14.5px;color:var(--muted)}
.func ul{margin-top:12px;display:flex;flex-wrap:wrap;gap:8px}
.func li{
  font-size:12.5px;
  color:var(--sec);
  background:var(--sec-l);
  border-radius:999px;
  padding:3px 11px;
}

.shots{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.shot{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:16px;
  display:flex;
  gap:16px;
  align-items:center;
}
.shot--lead{grid-row:span 2;flex-direction:column;align-items:stretch}
.shot__ph{flex:0 0 auto;width:104px}
.shot--lead .shot__ph{width:100%;max-width:300px;margin:0 auto}
.shot img{width:100%;height:auto;border-radius:12px}
.shot__bd{min-width:0}
.shot h3{font-size:1rem;font-weight:800}
.shot p{margin-top:6px;font-size:13.5px;color:var(--muted)}
.shot--lead h3{margin-top:14px;font-size:1.05rem}

.deep{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}
.deep a{
  position:relative;
  display:block;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:22px 24px 22px 30px;
  color:var(--ink);
  overflow:hidden;
}
.deep a::before{
  content:"";
  position:absolute;
  left:0;
  top:0;
  bottom:0;
  width:9px;
  background:linear-gradient(180deg,var(--pri) 0%,var(--acc) 100%);
}
.deep a:hover{border-color:var(--pri);box-shadow:var(--sh)}
.deep h3{font-size:1.06rem;font-weight:800}
.deep p{margin-top:8px;font-size:14px;color:var(--muted)}
.deep span{
  display:inline-block;
  margin-top:12px;
  font-size:13px;
  font-weight:700;
  color:var(--pri-d);
}

.revs{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.rev{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:26px 24px;
  position:relative;
}
.rev::before{
  content:"“";
  position:absolute;
  top:6px;
  left:16px;
  font-size:52px;
  line-height:1;
  color:var(--pri-l);
  font-weight:800;
}
.rev p{position:relative;font-size:14.5px;color:var(--ink);padding-top:14px}
.rev__m{margin-top:14px;font-size:13px;color:var(--muted);display:flex;align-items:center;gap:8px}
.rev__m b{color:var(--acc);letter-spacing:.14em}

.faq{display:grid;gap:12px}
.faq details{
  background:var(--card);
  border:1px solid var(--line);
  border-radius:14px;
  padding:0 20px;
}
.faq summary{
  cursor:pointer;
  padding:16px 0;
  font-size:15.5px;
  font-weight:700;
  list-style:none;
  display:flex;
  gap:12px;
  align-items:flex-start;
}
.faq summary::-webkit-details-marker{display:none}
.faq summary::before{
  content:"问";
  flex:0 0 auto;
  width:24px;
  height:24px;
  border-radius:8px;
  background:var(--acc-l);
  color:#8A5A00;
  font-size:12px;
  font-weight:800;
  display:flex;
  align-items:center;
  justify-content:center;
  margin-top:3px;
}
.faq details[open] summary{color:var(--pri-d)}
.faq p{padding:0 0 18px 36px;font-size:14.5px;color:var(--muted)}

.cta{background:linear-gradient(120deg,var(--sec-d) 0%,var(--sec-d2) 62%,#1C6B52 100%);color:#fff}
.cta__in{
  max-width:var(--maxw);
  margin:0 auto;
  padding:56px var(--pad);
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:32px;
  align-items:center;
}
.cta h2{font-size:1.6rem;font-weight:800;color:#fff}
.cta h2::before{display:none}
.cta p{margin-top:12px;font-size:15px;color:rgba(255,255,255,.82)}
.cta__acts{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
.cta .btn{color:#fff}
.cta .btn--ghost{color:#fff;border-color:rgba(255,255,255,.45);background:rgba(255,255,255,.06)}
.cta .btn--ghost:hover{color:#fff;background:rgba(255,255,255,.14);border-color:#fff}
.cta .btn--dark{background:#fff;color:var(--sec-d);box-shadow:0 12px 24px rgba(0,0,0,.18)}
.cta .btn--dark:hover{color:var(--sec-d)}

.foot{background:#0B2222;color:rgba(255,255,255,.7);font-size:14px}
.foot__in{
  max-width:var(--maxw);
  margin:0 auto;
  padding:48px var(--pad) 30px;
  display:grid;
  grid-template-columns:1.4fr 1fr 1fr;
  gap:28px;
}
.foot h3{font-size:15px;color:#fff;font-weight:800;margin-bottom:12px}
.foot__about p{margin-top:10px;font-size:13.5px;line-height:1.8}
.foot a{color:rgba(255,255,255,.78);font-size:13.5px;display:block;padding:3px 0}
.foot a:hover{color:var(--acc)}
.foot .btn{
  margin-top:14px;
  display:inline-flex;
  padding:9px 18px;
  color:#fff;
  font-size:14px;
  background:linear-gradient(120deg,var(--pri) 0%,#FF8A5B 100%);
}
.foot .btn:hover{color:#fff}
.foot__bar{
  border-top:1px solid rgba(255,255,255,.12);
  padding:18px var(--pad) 24px;
  max-width:var(--maxw);
  margin:0 auto;
}
.foot__note{
  border-left:3px solid var(--acc);
  padding-left:14px;
  font-size:13px;
  line-height:1.8;
  color:rgba(255,255,255,.72);
}
.foot__copy{margin-top:14px;font-size:12.5px;color:rgba(255,255,255,.5)}

.page-hero{background:linear-gradient(180deg,var(--bg2) 0%,var(--bg) 100%)}
.page-hero__in{max-width:var(--maxw);margin:0 auto;padding:46px var(--pad) 40px}
.page-hero h1{font-size:2.05rem;font-weight:800;line-height:1.34;margin-top:14px}
.page-hero__lead{margin-top:14px;font-size:16px;color:var(--muted);max-width:46em}

.crumb{font-size:13px;color:var(--muted)}
.crumb a{color:var(--muted)}
.crumb a:hover{color:var(--sec)}

.steps{display:grid;gap:16px;counter-reset:st}
.steps li{
  counter-increment:st;
  position:relative;
  background:var(--card);
  border:1px solid var(--line);
  border-radius:var(--r);
  padding:22px 24px 20px 74px;
}
.steps li::before{
  content:counter(st,decimal-leading-zero);
  position:absolute;
  left:22px;
  top:20px;
  font-size:1.35rem;
  font-weight:800;
  color:var(--pri);
  letter-spacing:.02em;
}
.steps h3{font-size:1.05rem;font-weight:800}
.steps p{margin-top:8px;font-size:14.5px;color:var(--muted)}

.prose p{margin-top:14px;font-size:15.5px;color:#3A4A4C}
.prose h3{font-size:1.12rem;font-weight:800;margin-top:26px}
.prose ul{margin-top:12px;display:grid;gap:8px}
.prose li{position:relative;padding-left:18px;font-size:15px;color:#3A4A4C}
.prose li::before{
  content:"";
  position:absolute;
  left:0;
  top:.72em;
  width:7px;
  height:7px;
  border-radius:2px;
  background:var(--sec);
}
.tbl{margin-top:18px;font-size:14.5px;border:1px solid var(--line);border-radius:14px;overflow:hidden}
.tbl th,.tbl td{padding:12px 16px;text-align:left;border-bottom:1px dashed var(--line)}
.tbl th{background:var(--bg2);font-weight:800;font-size:14px}
.tbl tr:last-child td{border-bottom:0}

.note{
  margin-top:22px;
  background:var(--acc-l);
  border-radius:14px;
  padding:18px 22px;
  font-size:14.5px;
  color:#6B4400;
}
.note b{color:#8A5A00}

.inline-fig{
  width:100%;
  max-width:400px;
  height:auto;
  margin:26px auto 0;
}
.inline-fig img{width:100%;height:auto;border-radius:14px;box-shadow:var(--sh)}
.inline-fig figcaption{margin-top:10px;text-align:center;font-size:13px;color:var(--muted)}

@keyframes unfold{
  from{opacity:0;clip-path:inset(0 0 100% 0);transform:translateY(14px)}
  to{opacity:1;clip-path:inset(0 0 0 0);transform:none}
}
.rise{animation:unfold .62s cubic-bezier(.2,.7,.3,1) both}
.rise.d1{animation-delay:.09s}
@media (prefers-reduced-motion:reduce){
  .rise{animation:none;opacity:1;transform:none;clip-path:none}
}

@media (max-width:980px){
  .hero__in{grid-template-columns:1fr;gap:34px;padding:42px var(--pad) 48px}
  .hero h1{font-size:2.15rem}
  .hero__shot{max-width:330px}
  .hero__shot img{max-width:300px}
  .band__in{grid-template-columns:repeat(2,1fr);gap:22px 14px}
  .band__i:nth-child(3)::before{display:none}
  .grid3{grid-template-columns:repeat(2,1fr)}
  .func--wide{grid-column:span 2}
  .shots{grid-template-columns:1fr}
  .shot--lead{grid-row:auto}
  .deep{grid-template-columns:1fr}
  .revs{grid-template-columns:1fr}
  .cta__in{grid-template-columns:1fr;gap:24px;padding:44px var(--pad)}
  .cta__acts{justify-content:flex-start}
  .foot__in{grid-template-columns:1fr 1fr;gap:24px}
  .page-hero h1{font-size:1.75rem}
}

@media (max-width:620px){
  :root{--pad:16px}
  .top__in{flex-wrap:wrap;gap:10px}
  .brand{order:1}
  .top .btn{order:2;margin-left:auto}
  .nav{order:3;flex:1 0 100%;flex-wrap:nowrap;justify-content:flex-start;overflow-x:auto;gap:4px}
  .nav a{font-size:12.5px;padding:5px 8px}
  .hero h1{font-size:1.7rem}
  .hero__lead{font-size:15.5px}
  .hero__shot,.hero__shot img{max-width:280px}
  .band__in{grid-template-columns:repeat(2,1fr);padding:24px var(--pad)}
  .band__n{font-size:1.5rem}
  .sec{padding:46px 0}
  .sec h2{font-size:1.32rem}
  .grid3{grid-template-columns:1fr}
  .func--wide{grid-column:auto}
  .shot{flex-direction:column;align-items:stretch}
  .shot__ph{width:100%;max-width:300px;margin:0 auto}
  .steps li{padding:20px 18px 18px 62px}
  .steps li::before{left:16px}
  .faq p{padding-left:0}
  .cta h2{font-size:1.3rem}
  .cta__acts{flex-direction:column;align-items:stretch}
  .cta__acts .btn{width:100%}
  .foot__in{grid-template-columns:1fr}
  .page-hero h1{font-size:1.5rem}
  .tbl{font-size:13.5px}
  .tbl th,.tbl td{padding:10px 12px}
}