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@media(max-width:800px){html{scroll-padding-top:88px}.wrap{width:calc(100% - 36px)}.c6c66e80f9699{min-height:76px;flex-wrap:wrap;gap:12px}.brand img{width:162px;height:54px}.brand{padding:2px 8px}.c0d050ec042b5{display:none}.c8c0513b5fd70{display:block;margin-left:auto}.c43277872abb6{width:100%;order:4;display:none;grid-template-columns:1fr 1fr;gap:4px 24px;padding:8px 0 20px;margin:0}.c43277872abb6.c2dfd74baf3de{display:grid}.c43277872abb6 .c424c261b87e6{text-align:left;padding:10px 4px}.hero{padding-block:44px}.c66fd94132763 h1,.c5241adf03a2b .c66fd94132763 h1,.c341b1b512173 .c66fd94132763 h1,.ccf4a3c00545e .c66fd94132763 h1{font-size:34px;max-width:20ch}.c66fd94132763 h1 span{font-size:23px;margin-top:12px}.c66fd94132763>p{font-size:14px;margin-top:20px}.c1dd4c3a099ca,.c3391259acd79 .c1dd4c3a099ca,.c44c54ee82474 .c1dd4c3a099ca,.c02d3304a3def .c1dd4c3a099ca,.c05d7c250b9bd .c1dd4c3a099ca,.cca3464a7a3cc .c1dd4c3a099ca,.cea91adbeeafa .c1dd4c3a099ca{grid-template-columns:1fr;gap:32px}.c3391259acd79 .cb1c34afdfd35{order:0}.c3391259acd79 .c66fd94132763{order:0}.c196a4fd0e299 img{aspect-ratio:3/2}.section{padding-block:44px}.c9bfb2512b037{grid-template-columns:1fr;gap:16px;margin-bottom:24px}.c9bfb2512b037 h2,.cc6964329e047 h2,.c08c8b9f24ddb h2{font-size:26px}.cb1c34afdfd35{grid-template-columns:1fr}.cec330c607853{padding:24px}.cec330c607853 h3{font-size:21px}.c67d4c4871649{grid-template-columns:1fr auto;gap:12px 16px;padding:22px 0}.c67d4c4871649 p{grid-column:1/-1;grid-row:2}.c67d4c4871649 .button{padding:8px 14px;min-height:42px}.compare{display:block}.compare thead{display:none}.compare tbody{display:grid;gap:16px}.compare tr{display:grid;grid-template-columns:1fr auto;gap:12px;padding:22px;border:1px solid var(--line);border-radius:10px}.compare td,.compare th{padding:0;border:0;display:block}.compare td:nth-child(2){grid-column:1/-1;grid-row:2}.compare td:last-child{grid-column:2;grid-row:1}.compare .button{min-height:40px;padding:8px 12px}.facts>div{grid-template-columns:1fr 1.5fr;gap:16px}.cc406f6fad5c1{padding:24px}.process,.process.rail{grid-template-columns:1fr;gap:24px}.process li{padding-top:20px}.process li:before{margin-bottom:12px}.process.stack li,.ccf4a3c00545e .process.stack li{grid-template-columns:36px 1fr;gap:8px 16px;padding-block:22px}.process.stack p{grid-column:2}.process.rail li{gap:8px 16px}.ca1d2f94c9d44,.c08c8b9f24ddb,.c39993b52be80{grid-template-columns:1fr;gap:32px}.cf63843a73068{padding:28px;font-size:24px}.c39993b52be80{gap:0}.c54f22fcdd847{grid-template-columns:1fr;gap:16px}.c35bba029ae7d{padding:24px}.c26bbef6c586a>.wrap{padding-block:44px}.c02118811f199{align-items:flex-start;flex-direction:column;gap:24px}.cbbc7a30694aa{gap:8px 20px}.c133b5fd9ab80{flex-wrap:wrap;gap:12px;min-height:88px}.c003037f1f76c{width:100%;gap:10px 20px}.copyright{flex-direction:column;gap:12px;padding-right:52px}.copyright button{align-self:flex-start}.c9430c71d1d7d{padding-bottom:88px}.ccf4a3c00545e{display:block}.ccf4a3c00545e>aside{padding-top:24px}.c2548ca7ddbf8{position:static;padding-top:16px}.c2548ca7ddbf8 nav{display:flex;flex-wrap:wrap;gap:4px 20px}.c2548ca7ddbf8 h2,.c2548ca7ddbf8 p{display:none}.ccf4a3c00545e .hero{padding-top:32px}.ccf4a3c00545e .c67d4c4871649{grid-template-columns:1fr auto}.ccf4a3c00545e .c67d4c4871649 .button{grid-column:2;grid-row:1}.ccf4a3c00545e .c26bbef6c586a>.wrap{padding-inline:20px}.c5c119358400b .c714ff80a6721{width:280px;height:90px;margin-bottom:24px}.c27b15e130ca3 .c66fd94132763,.c5241adf03a2b .c66fd94132763{display:block}.c27b15e130ca3 .c66fd94132763>p,.c5241adf03a2b .c66fd94132763>p{margin-top:20px}.c27b15e130ca3 .c196a4fd0e299 img{aspect-ratio:3/2}.c9c3fb5939c4e .c66fd94132763{margin-bottom:32px}.c9c3fb5939c4e .process{padding:24px}.c47ccc01911ce{min-height:0;padding-block:56px}.c47ccc01911ce:after{background:#071c18d9}.c47ccc01911ce .c66fd94132763{padding-bottom:0}.cca3464a7a3cc .c196a4fd0e299 img{aspect-ratio:3/2}.cca3464a7a3cc .c66fd94132763{padding-bottom:0}.cea91adbeeafa .c35bba029ae7d{padding:20px}.cea91adbeeafa .c35bba029ae7d p{grid-column:1/-1}.cea91adbeeafa .c35bba029ae7d .button{grid-row:1/3}.cd71800df2c76 .c66fd94132763{text-align:left}.cd71800df2c76 .actions{justify-content:flex-start}.c8892c16b28bf{padding-left:14px}.c8892c16b28bf button{padding:10px 12px}.c3b5907a6cbdc{padding-block:44px}.c205746cf24cf{grid-template-columns:1fr;gap:24px}.c5e8b1f666c9c{font-size:108px}.c8f5ac37f0b90 h1{font-size:29px}.c8e788c7a6f6f{grid-template-columns:1fr;gap:14px;margin-top:28px}.c8e788c7a6f6f a{padding:22px}.c3b5907a6cbdc>h2{font-size:24px;margin-top:44px}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
.c23f7740abaed{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.c66fd94132763 .c0098b65589a3 { display: block; font-size: clamp(23px,2.65vw,36px); margin-top: 16px; line-height: 1.5; font-weight: 700; color: var(--accent); }
.c47ccc01911ce .c66fd94132763 .c0098b65589a3 { color: #f3d599; }
.c5c119358400b .c0098b65589a3, .cd79c01a06479 .c0098b65589a3, .cd71800df2c76 .c0098b65589a3 { margin-inline: auto; }
@media (max-width: 800px) { .c66fd94132763 .c0098b65589a3 { font-size: 23px; margin-top: 12px; } }

/* Site palette */
:root{--ink:#422e1b;--muted:#705c44;--accent:#9a4b12;--paper:#fff9ed;--surface:#fffdf7;--soft:#f5e9d2;--line:#e3ceb0;--on-accent:#ffffff;--footer:#53331d;}

/* Help card */
/* 07 help-card structure, using the current site palette and full wordmark. */
.c5412feb6dcbb,
.c30ddd1b0fddb {
  --pop-accent: var(--accent);
  color: var(--ink);
  font-family: "Microsoft YaHei", "PingFang SC", sans-serif;
  line-height: 1.75;
}

.c5412feb6dcbb {
  position: fixed;
  z-index: 110;
  right: 24px;
  bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  width: 280px;
  min-height: 64px;
  padding: 12px 16px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: var(--surface);
  box-shadow: 0 16px 60px #0c193a23;
  text-align: left;
}

.c5412feb6dcbb[aria-expanded="true"] { display: none; }
.c5412feb6dcbb strong,
.c5412feb6dcbb small { display: block; }
.c5412feb6dcbb strong { font-size: 13px; }
.c5412feb6dcbb small { margin-top: 3px; font-size: 11px; color: var(--muted); }
.c5412feb6dcbb > svg { margin-left: auto; flex: none; }
.cac5c4e687255,
.cfc55a64b1a76 {
  display: grid;
  place-items: center;
  flex: none;
  width: 36px;
  height: 36px;
  border-radius: 9px;
  background: var(--pop-accent);
}
.cfc55a64b1a76 img,
.cac5c4e687255 img { object-fit: contain; }

.c30ddd1b0fddb {
  position: fixed;
  z-index: 111;
  right: 24px;
  bottom: max(18px, env(safe-area-inset-bottom));
  display: flex;
  flex-direction: column;
  width: min(376px, calc(100vw - 48px));
  max-height: min(760px, calc(100dvh - 36px));
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
  box-shadow: 0 24px 90px #17274a31;
  animation: help-appear .24s ease-out both;
}
.c30ddd1b0fddb[hidden] { display: none; }
.c30ddd1b0fddb p { max-width: none; }
.c30ddd1b0fddb button:focus-visible,
.c30ddd1b0fddb a:focus-visible,
.c30ddd1b0fddb input:focus-visible,
.c30ddd1b0fddb summary:focus-visible,
.c5412feb6dcbb:focus-visible {
  outline: 3px solid var(--accent);
  outline-offset: 3px;
}
.c937d05b7d0a1 {
  display: flex;
  align-items: center;
  flex: none;
  gap: 12px;
  padding: 18px 19px;
  background: var(--soft);
  border-bottom: 1px solid var(--soft);
}
.c937d05b7d0a1 strong,
.c937d05b7d0a1 div > span { display: block; }
.c937d05b7d0a1 strong { font-size: 16px; font-weight: 800; }
.c937d05b7d0a1 div > span { margin-top: 3px; font-size: 11px; color: var(--muted); }
.ccc575cfaa507 {
  display: grid;
  place-items: center;
  flex: none;
  width: 44px;
  height: 44px;
  margin: -5px -7px -5px auto;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: var(--soft);
  color: var(--muted);
}
.c7ab884cb6f69 {
  min-height: 0;
  overflow-y: auto;
  overscroll-behavior: contain;
  scrollbar-width: thin;
  scrollbar-color: var(--line) var(--soft);
  padding: 17px 19px 14px;
}
.cd997cb8356d6 { margin: 0 0 16px; color: var(--muted); font-size: 12px; line-height: 1.95; }
.c0a06f5236c66 { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 6px; }
.c0a06f5236c66 button {
  min-height: 40px;
  padding: 9px 3px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface);
  color: var(--muted);
  font-size: 12px;
  font-weight: 650;
}
.c0a06f5236c66 button[aria-selected="true"] { border-color: var(--accent); background: var(--soft); color: var(--accent); }
.cf5a0cbeb87ac { margin-top: 12px; padding: 16px 14px; border-radius: 12px; background: var(--soft); }
.cf5a0cbeb87ac strong { display: block; font-size: 13px; font-weight: 800; }
.cf5a0cbeb87ac p { margin: 10px 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.cf5a0cbeb87ac [data-help-guide] {
  border: 0;
  padding: 5px 0;
  background: transparent;
  color: var(--accent);
  text-align: left;
  font-size: 12px;
  font-weight: 700;
}
.cdacce1958d06 {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  align-items: center;
  gap: 0 10px;
  padding: 14px;
  margin-top: 12px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: var(--surface);
}
.cde9054080575 {
  width: 40px;
  height: 40px;
  object-fit: contain;
  /* Supplied icon pixels are rotated; retain the reference's display correction. */
  transform: rotate(-90deg);
}
.cdeeb62c8f4be { min-width: 0; overflow-wrap: anywhere; font-size: 20px; font-weight: 800; letter-spacing: -.025em; user-select: all; }
.c364feabce1e2 {
  min-height: 38px;
  padding: 9px 12px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: var(--on-accent);
  white-space: nowrap;
  font-size: 11px;
  font-weight: 700;
}
.cdacce1958d06 .c38600e9944c3 { grid-column: 1 / -1; min-height: 0; margin: 8px 0 0; color: var(--muted); font-size: 11px; }
.cdacce1958d06 .c38600e9944c3:empty { display: none; }
.cee4782866c33 { margin-top: 16px; padding-top: 10px; border-top: 1px solid var(--line); border-bottom: 0; }
.cee4782866c33 summary {
  display: list-item;
  list-style: disclosure-closed inside;
  padding: 2px 0;
  color: var(--ink);
  font-size: 12px;
  font-weight: 700;
}
.cee4782866c33[open] summary { list-style-type: disclosure-open; }
.cee4782866c33 summary::after { content: none; }
.cee4782866c33 summary::-webkit-details-marker { display: inline; }
.cee4782866c33 p { margin: 10px 0 0; padding: 0; color: var(--muted); font-size: 12px; line-height: 1.9; }
.c30ddd1b0fddb a { color: var(--accent); text-decoration: underline; text-underline-offset: 3px; }
.c87b23e6f4fb9 { margin-top: 14px; padding-top: 12px; border-top: 1px solid var(--line); }
.c87b23e6f4fb9 label { display: block; margin-bottom: 8px; font-size: 12px; font-weight: 700; }
.c442b1f9ed703 { display: flex; gap: 6px; }
.c442b1f9ed703 input {
  flex: 1;
  min-width: 0;
  padding: 10px;
  border: 1px solid var(--line);
  border-radius: 9px;
  background: var(--surface);
  color: var(--ink);
  caret-color: var(--accent);
  font-size: 12px;
}
.c442b1f9ed703 input::placeholder { color: var(--muted); }
.c442b1f9ed703 button { padding: 0 13px; border: 0; border-radius: 9px; background: var(--accent); color: var(--on-accent); font-size: 12px; white-space: nowrap; }
#help-question-answer { margin: 9px 0 0; color: var(--muted); font-size: 12px; line-height: 1.85; }
.ccdaf07c99343 { margin: 15px 0 0; color: var(--muted); font-size: 10px; line-height: 1.7; }

@keyframes help-appear {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
@media (max-width: 800px) {
  .c5412feb6dcbb { right: 12px; bottom: max(12px, env(safe-area-inset-bottom)); width: 250px; min-height: 60px; }
  .c30ddd1b0fddb { right: 10px; bottom: max(10px, env(safe-area-inset-bottom)); width: min(376px, calc(100vw - 20px)); max-height: calc(100dvh - 20px); }
}
@media (max-width: 360px) {
  .c937d05b7d0a1 { gap: 10px; padding: 14px; }
  .c7ab884cb6f69 { padding: 14px; }
  .cdacce1958d06 { grid-template-columns: 32px minmax(0, 1fr) auto; gap: 0 8px; padding: 10px; }
  .cde9054080575 { width: 32px; height: 32px; }
  .cdeeb62c8f4be { font-size: 18px; }
  .c364feabce1e2 { padding: 9px 8px; }
}
@media (prefers-reduced-motion: reduce) {
  .c30ddd1b0fddb { animation: none; }
}

/* A full website wordmark replaces the generic spade. */
.cfc55a64b1a76, .cac5c4e687255 { width: 112px; height: 44px; padding: 4px; border-radius: 6px; background: #fcf7e9; }
.cfc55a64b1a76.dark, .cac5c4e687255.dark { background: #0a271c; }
.cfc55a64b1a76 img, .cac5c4e687255 img { width: 104px; height: 36px; object-fit: contain; }
.c937d05b7d0a1 { gap: 10px; }
.c937d05b7d0a1 strong { font-size: 15px; }
.c5412feb6dcbb { width: 310px; }
.cf0e2e06db6d5 { display: grid; gap: 10px; margin-top: 10px; font-size: 12px; color: var(--muted); }
.cf0e2e06db6d5 .c364feabce1e2 { justify-self: start; }
.cf0e2e06db6d5 .c38600e9944c3 { min-height: 0; margin: 0; font-size: 11px; color: var(--muted); }
.cc4ea80ff5944 { color: var(--ink); user-select: all; overflow-wrap: anywhere; }
@media (max-width: 800px) { .c5412feb6dcbb { width: min(300px, calc(100vw - 24px)); } }
@media (max-width: 360px) {
  .cfc55a64b1a76, .cac5c4e687255 { width: 94px; height: 40px; }
  .cfc55a64b1a76 img, .cac5c4e687255 img { width: 86px; height: 32px; }
  .c937d05b7d0a1 { gap: 8px; }
  .c937d05b7d0a1 strong { font-size: 14px; }
  .c937d05b7d0a1 div > span { font-size: 10px; }
}