:root{--fm-sky:#dbeefe;--fm-sky-2:#eaf5ff;--fm-white:#ffffff;--fm-navy:#1e3a5f;--fm-navy-deep:#142a45;--fm-sun:#fbbf24;--fm-sun-deep:#f59e0b;--fm-sun-tint:#fef3c7;--fm-sun-text:#92400e;--fm-grey:#4a5a6e;--fm-line:#d6e3f0;--fm-leaf:#4d9a6a;--fm-round:22px;--fm-face:"PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Noto Sans CJK SC", "Segoe UI", Roboto, Arial, sans-serif}body{margin:0;color:var(--fm-navy);background:var(--fm-sky-2);font-family:var(--fm-face);font-size:16px;line-height:1.75}a{color:var(--fm-navy)}:focus-visible{outline:3px solid var(--fm-sun-deep);outline-offset:2px}.fm-box{box-sizing:border-box;max-width:1200px;margin:0 auto;padding-right:28px;padding-left:28px}.fm-body{margin:0 0 18px;color:var(--fm-grey)}.fm-body p{margin:0 0 12px}.fm-small{margin:14px 0 0;color:var(--fm-grey);font-size:14px}.fm-none{margin:0;padding:16px 18px;color:var(--fm-grey);background:var(--fm-sky-2);border-radius:14px}.fm-tag{display:inline-block;margin:0;padding:2px 12px;color:var(--fm-sun-text);background:var(--fm-sun-tint);border-radius:999px;font-size:14px;font-weight:700}.fm-btn{display:inline-flex;flex:none;align-items:center;justify-content:center;min-height:48px;padding:0 24px;border:2px solid transparent;border-radius:14px;font-size:16px;font-weight:700;text-decoration:none;white-space:nowrap}.fm-btn-sun{color:var(--fm-navy);background:var(--fm-sun)}.fm-btn-sun:hover{background:var(--fm-sun-deep)}.fm-btn-navy-line{color:var(--fm-navy);background:var(--fm-white);border-color:var(--fm-navy)}.fm-btn-navy-line:hover{background:var(--fm-sky-2)}.fm-btn-white{color:var(--fm-navy);background:var(--fm-white)}.fm-btn-sm{min-height:44px;padding:0 16px;font-size:15px}.fm-btns{display:flex;flex-wrap:wrap;gap:12px;margin:0}.fm-arrow{display:inline-flex;align-items:center;min-height:44px;margin-top:8px;font-weight:700;text-decoration:none}.fm-arrow::after{margin-left:8px;color:var(--fm-sun-deep);content:"→"}.fm-arrow:hover{text-decoration:underline}.fm-bar{position:sticky;top:0;z-index:40;background:rgba(255, 255, 255, .96);border-bottom:1px solid var(--fm-line)}.fm-bar-row{display:flex;align-items:center;gap:16px;min-height:70px}.fm-logo{min-height:44px;display:flex;align-items:center;gap:10px;min-width:0;margin:0 auto 0 0;color:var(--fm-navy);font-size:18px;font-weight:800;text-decoration:none}.fm-logo span{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.fm-logo img{flex:none}.fm-roof{display:grid;flex:none;place-items:end center;box-sizing:border-box;width:32px;height:32px;padding-bottom:3px;color:var(--fm-navy);background:var(--fm-sun);clip-path:polygon(50% 0, 100% 38%, 100% 100%, 0 100%, 0 38%);font-size:13px}.fm-segments{display:flex;padding:4px;background:var(--fm-sky-2);border:1px solid var(--fm-line);border-radius:14px}.fm-segments a{display:inline-flex;align-items:center;min-height:40px;padding:0 16px;color:var(--fm-grey);border-radius:10px;font-size:15px;text-decoration:none;white-space:nowrap}.fm-segments a:hover{color:var(--fm-navy)}.fm-segments a[aria-current]{color:var(--fm-navy);background:var(--fm-white);box-shadow:0 1px 3px rgba(30, 58, 95, .18);font-weight:700}.fm-bar-in{display:inline-flex;align-items:center;min-height:44px;color:var(--fm-navy);text-decoration:none;white-space:nowrap}.fm-pop{position:relative;display:none}.fm-pop > summary{display:flex;align-items:center;min-height:44px;padding:0 14px;border:2px solid var(--fm-line);border-radius:12px;font-weight:700;white-space:nowrap;list-style:none;cursor:pointer}.fm-pop > summary::-webkit-details-marker{display:none}.fm-pop-card{position:absolute;top:calc(100% + 10px);right:0;z-index:30;display:grid;gap:12px;width:min(280px, calc(100vw - 36px));padding:12px;background:var(--fm-white);border:1px solid var(--fm-line);border-radius:18px;box-shadow:0 18px 34px rgba(30, 58, 95, .16)}.fm-pop-card nav{display:grid}.fm-pop-card nav a{display:flex;align-items:center;min-height:46px;padding:0 12px;border-radius:10px;text-decoration:none}.fm-pop-card nav a[aria-current]{background:var(--fm-sky-2);font-weight:700}.fm-notice{padding:12px 0;background:var(--fm-sun-tint)}.fm-notice .fm-box{display:flex;gap:14px}.fm-notice b{flex:none;color:var(--fm-sun-text)}.fm-notice p{margin:0}.fm-town{position:relative;min-height:580px;overflow:hidden;background:var(--fm-sky)}.fm-town-art{position:absolute;inset:0;margin:0}.fm-town-art svg{display:block;width:100%;height:100%}.fm-town-in{position:relative;padding-top:70px;padding-bottom:70px}.fm-float{box-sizing:border-box;max-width:540px;padding:32px 34px;background:var(--fm-white);border-radius:var(--fm-round);box-shadow:0 24px 48px rgba(30, 58, 95, .16)}.fm-float h1{margin:14px 0 10px;font-size:36px;line-height:1.25}.fm-headline{margin:0 0 12px;font-size:22px;font-weight:700;line-height:1.5}.fm-headline-sm{font-size:19px}.fm-float .fm-body{margin-bottom:24px}.fm-bento{display:grid;grid-template-columns:repeat(6, minmax(0, 1fr));grid-template-areas:"facts facts facts facts facts facts"
    "uses uses uses uses about about"
    "plans plans plans plans plans plans"
    "apps apps apps apps faq faq"
    "close close close close close close";gap:18px;padding-top:32px;padding-bottom:72px}.fm-tile{box-sizing:border-box;margin:0;padding:28px 30px;background:var(--fm-white);border-radius:var(--fm-round);scroll-margin-top:90px}.fm-tile > h2{margin:0 0 6px;font-size:28px;line-height:1.3}.fm-tile-facts{grid-area:facts;display:grid;grid-template-columns:repeat(auto-fit, minmax(200px, 1fr));gap:0;padding:8px}.fm-tile-facts div{padding:14px 20px}.fm-tile-facts div + div{border-left:1px solid var(--fm-line)}.fm-tile-facts dt{font-weight:700}.fm-tile-facts dd{margin:0;color:var(--fm-grey)}.fm-tile-uses{grid-area:uses}.fm-tile-sky{grid-area:about;background:var(--fm-sky)}.fm-tile-plans{grid-area:plans}.fm-tile-apps{grid-area:apps}.fm-tile-faq{grid-area:faq;background:var(--fm-sun-tint)}.fm-tile-navy{grid-area:close;color:#c7d7ea;background:var(--fm-navy)}.fm-tile-navy h2{color:#fff}.fm-tile-navy p{margin:0 0 20px}.fm-tile-navy .fm-btns{margin:0}.fm-people{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));gap:12px;margin:0;padding:0;list-style:none}.fm-people li{display:flex;flex-direction:column;padding:16px 18px;background:var(--fm-sky-2);border-radius:16px}.fm-people b{font-size:18px}.fm-people span{color:var(--fm-grey);font-size:15px}.fm-q{border-bottom:1px solid rgba(146, 64, 14, .2)}.fm-q summary{display:flex;align-items:center;justify-content:space-between;gap:12px;min-height:52px;font-weight:700;list-style:none;cursor:pointer}.fm-q summary::-webkit-details-marker{display:none}.fm-q summary::after{flex:none;color:var(--fm-sun-text);content:"+"}.fm-q[open] summary::after{content:"−"}.fm-q p{margin:0 0 14px;color:var(--fm-grey)}.fm-homes{display:grid;grid-template-columns:repeat(auto-fit, minmax(250px, 1fr));gap:16px}.fm-home{position:relative;display:flex;flex-direction:column;padding:22px 22px 22px;background:var(--fm-sky-2);border:2px solid transparent;border-radius:18px}.fm-home-pick{background:var(--fm-white);border-color:var(--fm-sun);box-shadow:0 10px 24px rgba(251, 191, 36, .25)}.fm-home-who{display:flex;flex-wrap:wrap;align-items:center;gap:4px 8px;margin:0 0 10px;font-weight:700}.fm-home-who small{color:var(--fm-grey);font-size:13px;font-weight:400}.fm-roofs{display:flex;flex-basis:100%;gap:4px;margin-bottom:4px;color:var(--fm-navy)}.fm-home-flag{position:absolute;top:20px;right:18px;margin:0;padding:0 10px;color:var(--fm-navy);background:var(--fm-sun);border-radius:999px;font-size:13px;font-weight:700}.fm-home h3{margin:0 0 8px;font-size:20px}.fm-home-rows{margin:0}.fm-home-rows div{display:flex;align-items:baseline;justify-content:space-between;gap:10px;padding:9px 0;border-top:1px solid var(--fm-line)}.fm-home-rows dt{color:var(--fm-grey)}.fm-home-rows dd{margin:0;font-weight:700;text-align:right}.fm-home-note{margin:6px 0 16px;color:var(--fm-grey);font-size:14px}.fm-home-note p{margin:4px 0 0}.fm-home > a{margin-top:auto}.fm-strips{display:grid;gap:8px;margin:0;padding:0;list-style:none}.fm-strip{display:flex;align-items:center;gap:14px;padding:10px 12px 10px 14px;background:var(--fm-sky-2);border-radius:14px}.fm-strip-1{background:#eef6ee}.fm-strip-2{background:#fdf6e3}.fm-strip-icon{display:grid;flex:none;place-items:center;width:38px;height:38px;color:var(--fm-navy);background:var(--fm-white);border-radius:10px}.fm-strip-icon svg{width:20px;height:20px}.fm-strip-name{flex:1;min-width:0;font-weight:700}.fm-strip-name small{margin-left:6px;color:var(--fm-grey);font-size:13px;font-weight:400}.fm-strip-name em{display:none;margin-left:8px;padding:0 8px;color:var(--fm-navy);background:var(--fm-sun);border-radius:999px;font-size:12px;font-style:normal}.fm-strip[data-v4-current]{box-shadow:inset 0 0 0 2px var(--fm-sun)}.fm-strip[data-v4-current] em{display:inline-block}.fm-page-head{margin:28px 0 22px;padding:30px 34px;background:var(--fm-sky);border-radius:var(--fm-round)}.fm-crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;color:var(--fm-grey);font-size:14px}.fm-crumbs a{display:inline-flex;align-items:center;min-height:44px;color:var(--fm-grey)}.fm-page-head h1{margin:0 0 6px;font-size:34px;line-height:1.3}.fm-page-head p{margin:0;color:var(--fm-grey)}.fm-page{display:grid;gap:22px;align-items:start}.fm-page-indexed{grid-template-columns:minmax(0, 1fr) 260px}.fm-page-card{padding:30px 34px;background:var(--fm-white);border-radius:var(--fm-round)}.fm-doc{max-width:780px}.fm-doc-part{scroll-margin-top:90px}.fm-doc-part > :is(h2,h3,h4){margin:28px 0 8px;line-height:1.45}.fm-doc-part:first-of-type > :is(h2,h3){margin-top:0}.fm-doc-group > h2{display:inline-block;padding:2px 14px;background:var(--fm-sun-tint);border-radius:999px;font-size:22px}.fm-doc-item > :is(h2,h3){font-size:19px}.fm-doc-part p{margin:0 0 12px;color:#34495e}.fm-next-h{margin:26px 0 6px;font-size:21px}.fm-next{margin:0;padding-left:22px}.fm-index{position:sticky;top:90px;padding:20px 18px;background:var(--fm-white);border-radius:var(--fm-round)}.fm-index h2{margin:0 0 10px;font-size:16px}.fm-index ol{display:grid;gap:6px;margin:0;padding:0;list-style:none;counter-reset:idx}.fm-index li{counter-increment:idx}.fm-index a{display:flex;align-items:center;gap:10px;min-height:44px;padding:0 10px;background:var(--fm-sky-2);border-radius:10px;font-size:15px;text-decoration:none}.fm-index a::before{display:grid;flex:none;place-items:center;width:22px;height:22px;color:var(--fm-navy);background:var(--fm-sun);border-radius:50%;font-size:12px;font-weight:700;content:counter(idx)}.fm-index-group a{background:var(--fm-sun-tint);font-weight:700}.fm-also{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin:30px 0 72px}.fm-also h2{flex-basis:100%;margin:0;color:var(--fm-grey);font-size:15px}.fm-chip{display:inline-flex;align-items:center;min-height:44px;padding:0 18px;background:var(--fm-white);border-radius:999px;font-weight:700;text-decoration:none}.fm-chip:hover{background:var(--fm-sun-tint)}.fm-gate{padding-top:60px;padding-bottom:88px}.fm-gate-tile{max-width:560px;margin:0 auto}.fm-gate-tile h1{margin:14px 0 18px;font-size:30px;line-height:1.3}.fm-gate-dest{display:flex;flex-direction:column;margin:0 0 20px;padding:12px 16px;background:var(--fm-sky-2);border-radius:12px;overflow-wrap:anywhere}.fm-gate-dest small{color:var(--fm-grey);font-size:13px}.fm-gate-bar{--v4-bar-h:10px;--v4-bar-r:5px;--v4-bar-track:var(--fm-sky);--v4-bar-fill:var(--fm-sun-deep);margin-top:22px}.fm-gate-bar p{margin:8px 0;color:var(--fm-grey)}.fm-gate-tile [role="status"]{margin:0 0 20px}.fm-foot{padding:34px 0 28px;color:#c7d7ea;background:var(--fm-navy)}.fm-foot-line{display:flex;flex-wrap:wrap;align-items:center;gap:14px 36px}.fm-logo-foot{margin:0;color:#fff}.fm-foot-nav{display:flex;flex-wrap:wrap;column-gap:22px;margin-right:auto}.fm-foot-a{display:inline-flex;align-items:center;min-height:44px;color:#fff;text-decoration:none}.fm-foot-a:hover{color:var(--fm-sun)}.fm-foot-help{font-size:14px}.fm-foot-help p{margin:0}.fm-foot-pair{display:flex;flex-wrap:wrap;align-items:center;column-gap:20px}.fm-foot-small{display:flex;flex-wrap:wrap;justify-content:space-between;gap:6px 24px;margin-top:18px;padding-top:14px;border-top:1px solid rgba(199, 215, 234, .2);font-size:14px}.fm-foot-small p{margin:0}@media (max-width: 1080px){.fm-segments,.fm-bar-in{display:none}.fm-pop{display:block}.fm-bento{grid-template-columns:minmax(0, 1fr);grid-template-areas:"facts" "uses" "about" "plans" "apps" "faq" "close"}.fm-page-indexed{grid-template-columns:minmax(0, 1fr)}.fm-index{position:static;order:-1}}@media (max-width: 680px){.fm-box{padding-right:16px;padding-left:16px}.fm-bar-row{gap:10px;min-height:62px}.fm-btn-sm{padding:0 12px}.fm-town{min-height:0}.fm-town-art{bottom:auto;height:300px}.fm-town-in{padding-top:220px;padding-bottom:32px}.fm-float{padding:24px 20px}.fm-float h1,.fm-page-head h1{font-size:28px}.fm-headline{font-size:19px}.fm-tile{padding:22px 18px}.fm-tile > h2{font-size:24px}.fm-tile-facts div + div{border-top:1px solid var(--fm-line);border-left:0}.fm-people{grid-template-columns:minmax(0, 1fr)}.fm-strip{flex-wrap:wrap}.fm-page-head{padding:22px 20px}.fm-page-card{padding:22px 18px}.fm-foot-nav{display:grid;grid-template-columns:repeat(2, minmax(0, 1fr));column-gap:18px;width:100%}}.v4-form{--v4-notice-bg:rgb(254, 243, 199);--v4-notice-ink:rgb(30, 58, 95)}.v4.v4-form .v4-top-announcement-inner{width:100%;max-width:none;padding-left:0;padding-right:0}.v4.v4-form .v4-top-announcement-inner{max-width:1200px;padding-left:28px;padding-right:28px}@media (max-width: 680px){.v4.v4-form .v4-top-announcement-inner{padding-left:16px;padding-right:16px}}