.landing{background:var(--canvas);min-height:100dvh;color:var(--ink);flex-direction:column;display:flex}.landing-main{flex:1}.landing-container{max-width:1040px;margin:0 auto;padding-inline:24px}.stagger>*{animation:rise var(--duration-very-slow) var(--ease-smooth-out) both;animation-delay:calc(var(--i,0) * var(--duration-micro))}@keyframes rise{0%{opacity:0;transform:translateY(var(--distance-medium))}to{opacity:1;transform:none}}.hero{padding:88px 0 72px}.hero-grid{grid-template-columns:1fr;gap:56px;display:grid}@media (width>=900px){.hero-grid{grid-template-columns:minmax(0,7fr) minmax(0,5fr);align-items:center}}.kicker,.hero .eyebrow{color:var(--ink-3);letter-spacing:.08em;font-size:13px;font-weight:700}.hero h1{letter-spacing:-.02em;text-wrap:balance;margin:16px 0 14px;font-size:40px;font-weight:700;line-height:1.25}.hero .lead{color:var(--ink-2);text-wrap:pretty;max-width:34em;font-size:16.5px;line-height:1.7}.hero-perks{grid-template-columns:1fr;gap:10px;margin-top:20px;display:grid}@media (width>=560px){.hero-perks{grid-template-columns:auto auto;gap:8px 28px}}.perk{color:var(--ink-2);align-items:center;gap:9px;font-size:14.5px;display:flex}.perk-icon{border:1px solid var(--line);background:var(--surface-2);width:26px;height:26px;color:var(--ink-3);border-radius:8px;flex:none;justify-content:center;align-items:center;display:inline-flex}.perk-num{color:var(--ink);font-variant-numeric:tabular-nums;padding:0 2px;font-weight:700}.cta-row{flex-wrap:wrap;gap:12px;margin-top:28px;display:flex}.cta-row.center{justify-content:center}.hero-rail{padding-left:18px;position:relative}.hero-rail:before{content:"";background:var(--line-strong);width:1px;position:absolute;top:6px;bottom:6px;left:0}.hero-rail-row{border-top:1px solid var(--line);transition:color var(--duration-quick);align-items:baseline;gap:12px;padding:9px 0;display:flex;position:relative}.hero-rail-row:first-child{border-top:0}.hero-rail-row:before{content:"";background:var(--line-strong);border-radius:999px;width:4px;height:4px;margin-top:-2px;position:absolute;top:50%;left:-20.5px}.hero-rail-row:last-child:before{background:var(--ink);animation:2.4s ease-in-out infinite breathe}@keyframes breathe{0%,to{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(1.9)}}.hero-rail-row i{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.06em;color:var(--ink-3);font-size:11.5px;font-style:normal}.hero-rail-row span{color:var(--ink-2);font-size:13.5px}.hero-rail-row:last-child span{color:var(--ink);font-weight:600}.landing-section{padding:72px 0}.landing-section.alt{background:var(--rail)}.section-title{letter-spacing:-.02em;margin-bottom:8px;font-size:26px;font-weight:600}.section-title.center{text-align:center}.section-lead{color:var(--ink-2);max-width:40em;margin-bottom:36px}.ledger{grid-template-columns:1fr;margin:0;padding:0;list-style:none;display:grid}@media (width>=900px){.ledger:not(.single){grid-template-columns:repeat(2,minmax(0,1fr));column-gap:56px}}.ledger-row{border-top:1px solid var(--line);grid-template-columns:44px minmax(0,1fr);gap:2px 14px;padding:18px 0;display:grid}.ledger-num{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.06em;color:var(--ink-3);transition:color var(--duration-quick);padding-top:3px;font-size:12px}.ledger-row:hover .ledger-num{color:var(--ink)}.ledger-row h3{font-size:15px;font-weight:600}.ledger-row p{color:var(--ink-2);margin:4px 0 0;font-size:13.5px;line-height:1.65}.steps-index{grid-template-columns:1fr;gap:32px;margin:36px 0 0;padding:0;list-style:none;display:grid}@media (width>=720px){.steps-index{grid-template-columns:repeat(2,minmax(0,1fr));gap:40px}}@media (width>=1024px){.steps-index{grid-template-columns:repeat(4,minmax(0,1fr));gap:32px}}.step-item{border-top:2px solid var(--ink);padding-top:16px}.step-num{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.06em;color:var(--ink-3);font-size:12px}.step-item h3{margin:10px 0 6px;font-size:16px;font-weight:600}.step-item p{color:var(--ink-2);margin:0;font-size:13.5px;line-height:1.65}.split{grid-template-columns:1fr;gap:28px;display:grid}@media (width>=900px){.split{grid-template-columns:minmax(0,4fr) minmax(0,8fr);gap:56px}}.qq-split{grid-template-columns:1fr;justify-items:end;gap:28px;display:grid}@media (width>=900px){.qq-split{grid-template-columns:minmax(0,8fr) minmax(0,4fr);place-items:end;gap:56px}}.qq-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);justify-self:end;margin:0 0 0 auto;padding:14px}.qq-card .qq-qr{border-radius:calc(var(--radius-card) - 6px);width:248px;display:block;overflow:hidden}.qq-card figcaption{text-align:center;color:var(--ink-2);margin-top:12px;font-size:13px;line-height:1.6}.def-list{margin:0;padding:0;list-style:none}.def-row{grid-template-columns:1fr;gap:4px;padding:16px 0;display:grid}.def-row+.def-row{border-top:1px solid var(--line)}@media (width>=640px){.def-row{grid-template-columns:minmax(0,3fr) minmax(0,9fr);align-items:baseline;gap:4px 24px}}.def-row h3{font-size:15px;font-weight:600}.def-row p{color:var(--ink-2);margin:0;font-size:13.5px;line-height:1.65}.faq-wrap{gap:12px;max-width:760px;margin:28px auto 0;display:grid}.faq-item{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);transition:border-color var(--duration-quick)}.faq-item:has(.faq-q[aria-expanded=true]){border-color:var(--line-strong)}.faq-q{text-align:start;width:100%;color:var(--ink);cursor:pointer;justify-content:space-between;align-items:center;gap:16px;padding:15px 18px;font-size:14px;font-weight:600;display:flex}.faq-icon{color:var(--ink-3);transition:transform var(--acc-expand) var(--acc-ease), color var(--duration-quick);flex-shrink:0}.faq-q[aria-expanded=true] .faq-icon{color:var(--ink);transform:rotate(45deg)}.faq-a{transition:grid-template-rows var(--acc-collapse) var(--acc-ease);grid-template-rows:0fr;display:grid}.faq-a.open{grid-template-rows:1fr}.faq-a-inner{overflow:hidden}.faq-a p{color:var(--ink-2);margin:0;padding:0 18px 16px;font-size:13.5px;line-height:1.7}.pricing-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;display:grid}.pack-grid{grid-template-columns:1fr;gap:16px;display:grid}@media (width>=640px){.pack-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}@media (width>=900px){.pack-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}.fallback-note{text-align:center;border:1px solid var(--line);border-radius:var(--radius-card);background:var(--surface);max-width:560px;color:var(--ink-2);margin:0 auto;padding:20px 22px;font-size:13px;line-height:1.7}.pricing-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);transition:transform var(--duration-quick) var(--ease-smooth-out), border-color var(--duration-quick);flex-direction:column;gap:8px;padding:22px;display:flex;position:relative;overflow:hidden}.pricing-card:hover{border-color:var(--line-strong);transform:translateY(-1px)}.pricing-card.is-best{border-color:var(--accent)}.pricing-card .name{font-size:15px;font-weight:600}.pricing-card .who{color:var(--ink-3);font-size:12px}.pricing-card .desc{color:var(--ink-2);font-size:13px;line-height:1.6}.pricing-note{text-align:center;color:var(--ink-3);margin-top:28px;font-size:13px}.pricing-unit{text-align:center;color:var(--ink-2);margin-top:6px;font-size:13px}.sl-rail{z-index:20;background:color-mix(in srgb, var(--canvas) 92%, transparent);border-block:1px solid var(--line);margin-block:-1px;position:sticky;top:0}.sl-rail-inner{scrollbar-width:none;align-items:center;gap:6px;padding-block:10px;display:flex;overflow-x:auto}.sl-rail-inner::-webkit-scrollbar{display:none}.sl-rail-group{align-items:center;gap:6px;padding-inline:4px;display:flex}.sl-rail-group+.sl-rail-group{border-left:1px solid var(--line-strong);margin-left:6px;padding-left:12px}.sl-rail-label{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.08em;color:var(--ink-3);white-space:nowrap;flex-shrink:0;font-size:10.5px}.sl-chip{z-index:1;white-space:nowrap;color:var(--ink-2);cursor:pointer;transition:color var(--duration-quick), border-color var(--duration-quick), background-color var(--duration-quick);border:1px solid #0000;border-radius:999px;flex-shrink:0;padding:5px 11px;font-size:12.5px;position:relative}.sl-chip:hover{color:var(--ink);border-color:var(--line-strong)}.sl-chip[aria-selected=true]{color:var(--accent-ink);font-weight:600}.sl-rail-inner .t-tabs-pill{background:var(--accent);box-shadow:none;border-radius:999px}.sl-panel-head{border-bottom:1px solid var(--line);align-items:baseline;gap:6px 24px;padding-bottom:18px;display:grid}@media (width>=760px){.sl-panel-head{grid-template-columns:minmax(0,1fr) auto}}.sl-panel-head h3{letter-spacing:-.02em;font-size:22px;font-weight:600}.sl-panel-head .vendor{color:var(--ink-3);margin-top:2px;font-size:13px}.sl-panel-head .tagline{color:var(--ink-2);grid-column:1/-1;max-width:46em;margin-top:8px;font-size:13.5px;line-height:1.65}.sl-meta{flex-wrap:wrap;justify-content:flex-start;gap:6px;display:flex}@media (width>=760px){.sl-meta{justify-content:flex-end}}.sl-badge{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.05em;border:1px solid var(--line-strong);color:var(--ink-3);white-space:nowrap;border-radius:999px;padding:3px 8px;font-size:10.5px}.sl-badge.on{border-color:var(--ok-line);background:var(--ok-soft);color:var(--ok)}.sl-sub{gap:28px;margin-top:28px;display:grid}@media (width>=900px){.sl-sub{grid-template-columns:minmax(0,5fr) minmax(0,7fr);gap:40px}}.sl-sub-title{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.08em;color:var(--ink-3);margin-bottom:12px;font-size:11px}.sl-spec{margin:0;padding:0;list-style:none}.sl-spec li{border-top:1px solid var(--line);grid-template-columns:1fr;gap:3px;padding:12px 0;display:grid}.sl-spec li:last-child{border-bottom:1px solid var(--line)}@media (width>=560px){.sl-spec li{grid-template-columns:minmax(0,3fr) minmax(0,9fr);align-items:baseline;gap:3px 20px}}.sl-spec dt,.sl-spec .k{color:var(--ink);font-size:12.5px;font-weight:600}.sl-spec .v{color:var(--ink-2);font-size:13px;line-height:1.65}.sl-spec .v code{font-family:var(--font-mono,ui-monospace, monospace);background:var(--surface-2);color:var(--ink);border-radius:4px;padding:1px 5px;font-size:12px}.sl-table{border-collapse:collapse;width:100%;font-size:13px}.sl-table caption{text-align:left;color:var(--ink-3);padding-bottom:10px;font-size:12.5px;line-height:1.6}.sl-table th{text-align:left;font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.06em;color:var(--ink-3);border-bottom:1px solid var(--line-strong);white-space:nowrap;padding:8px 10px 8px 0;font-size:10.5px;font-weight:500}.sl-table td{border-bottom:1px solid var(--line);vertical-align:baseline;padding:9px 10px 9px 0}.sl-table tr:last-child td{border-bottom:0}.sl-table .en{font-family:var(--font-mono,ui-monospace, monospace);color:var(--ink);white-space:nowrap;font-size:12px}.sl-table .zh{color:var(--ink-2);white-space:nowrap}.sl-table .dialect{color:var(--ink-2);line-height:1.55}.sl-table .dialect.none{color:var(--ink-3);font-style:normal}.sl-table .dialect code{font-family:var(--font-mono,ui-monospace, monospace);background:var(--surface-2);color:var(--ink);border-radius:4px;padding:1px 5px;font-size:11.5px}@media (width<=620px){.sl-table .col-en{display:none}}.sl-code{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);font-family:var(--font-mono,ui-monospace, monospace);color:var(--ink-2);white-space:pre-wrap;word-break:break-word;margin:10px 0 0;padding:14px 16px;font-size:12px;line-height:1.75;overflow-x:auto}.sl-notes{gap:10px;margin:0;padding:0;list-style:none;display:grid}.sl-notes li{color:var(--ink-2);padding-left:14px;font-size:13px;line-height:1.7;position:relative}.sl-notes li:before{content:"";background:var(--ink-3);width:5px;height:1px;position:absolute;top:.62em;left:0}.sl-notes li strong{color:var(--ink);font-weight:600}.sl-src{gap:6px;margin:0;padding:0;list-style:none;display:grid}.sl-src a{color:var(--ink-2);text-decoration-underline-offset:3px;word-break:break-all;transition:color var(--duration-quick);font-size:12.5px;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}.sl-src a:hover{color:var(--ink);text-decoration-style:solid}.sl-src .kind{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.06em;color:var(--ink-3);margin-right:6px;font-size:10px}.sl-conf{color:var(--ink-3);margin-top:12px;font-size:12.5px;line-height:1.65}.sl-tier{border-top:2px solid var(--ink);margin-top:32px;padding-top:16px}.sl-tier:first-of-type{margin-top:0}.sl-tier-head{grid-template-columns:44px minmax(0,1fr);gap:2px 14px;margin-bottom:14px;display:grid}.sl-tier-num{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.06em;color:var(--ink-3);padding-top:4px;font-size:12px}.sl-tier-head h3{font-size:16px;font-weight:600}.sl-tier-head p{color:var(--ink-2);max-width:46em;margin:4px 0 0;font-size:13px;line-height:1.65}.sl-tier .sl-spec{margin-left:58px}@media (width<=620px){.sl-tier .sl-spec{margin-left:0}}.sl-ev{color:var(--ink-3);margin-top:6px;font-size:12px}.sl-gloss-nav{flex-wrap:wrap;gap:8px;margin-bottom:28px;display:flex}.sl-gloss-nav a{border:1px solid var(--line);color:var(--ink-2);transition:color var(--duration-quick), border-color var(--duration-quick);border-radius:999px;padding:5px 12px;font-size:12.5px}.sl-gloss-nav a:hover{color:var(--ink);border-color:var(--line-strong)}.sl-gloss-group+.sl-gloss-group{margin-top:56px}.sl-gloss-group>h3{letter-spacing:-.01em;scroll-margin-top:72px;font-size:19px;font-weight:600}.sl-gloss-group>h3 span{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.07em;color:var(--ink-3);margin-left:10px;font-size:11px;font-weight:400}.sl-gloss-lead{color:var(--ink-3);max-width:48em;margin:6px 0 20px;font-size:13px;line-height:1.7}.sl-entry{border-top:1px solid var(--line);grid-template-columns:1fr;gap:8px 20px;padding:18px 0;scroll-margin-top:72px;display:grid}@media (width>=760px){.sl-entry{grid-template-columns:minmax(0,3fr) minmax(0,9fr)}}.sl-entry:last-child{border-bottom:1px solid var(--line)}.sl-entry-head{align-content:start;gap:3px;display:grid}.sl-entry-head .en{font-family:var(--font-mono,ui-monospace, monospace);color:var(--ink);font-size:12px;line-height:1.5}.sl-entry-head .zh{font-size:15px;font-weight:600}.sl-entry-head .marks{flex-wrap:wrap;gap:5px;margin-top:5px;display:flex}.sl-mark{font-family:var(--font-mono,ui-monospace, monospace);letter-spacing:.05em;background:var(--surface-2);color:var(--ink-3);border-radius:3px;padding:2px 6px;font-size:9.5px}.sl-mark.core{background:var(--accent-soft);color:var(--ink);border:1px solid var(--accent-line)}.sl-entry-body{gap:7px;display:grid}.sl-entry-body p{color:var(--ink-2);margin:0;font-size:13.5px;line-height:1.75}.sl-entry-body p strong{color:var(--ink);font-weight:600}.sl-entry-body code{font-family:var(--font-mono,ui-monospace, monospace);background:var(--surface-2);color:var(--ink);border-radius:4px;padding:1px 5px;font-size:12px}.sl-entry-body .label{color:var(--ink-3);margin-right:6px;font-size:12px}.legal-body{max-width:760px;color:var(--ink-2);margin:0 auto;font-size:14px;line-height:1.7}.legal-body h2{color:var(--ink);margin:28px 0 8px;font-size:18px}.legal-body ul{gap:6px;margin:0 0 12px;padding-left:22px;display:grid}.legal-body a.cite{color:var(--ink);text-decoration-underline-offset:3px;transition:color var(--duration-quick);font-size:12.5px;-webkit-text-decoration:underline dotted;text-decoration:underline dotted}.legal-body a.cite:hover{color:var(--ink);text-decoration-style:solid}.legal-note{color:var(--ink-3);background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-card);margin-bottom:20px;padding:10px 14px;font-size:12.5px}@media (width<=720px){.hero{padding:64px 0 48px}.hero h1{font-size:30px}.landing-section{padding:48px 0}}@media (width<=480px){.hero h1{font-size:26px}.landing-container{padding-inline:16px}.landing-section{padding:40px 0}}@media (prefers-reduced-motion:reduce){.landing *,.landing :before,.landing :after{transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}.icon-moon.svelte-175vhok,html[data-theme=light] .icon-sun.svelte-175vhok{display:none}html[data-theme=light] .icon-moon.svelte-175vhok{display:block}
