:root{--paper:#f7f4eb;--ink:#253244;--muted:#606671;--line:#d8d0c0;--serif:"Songti SC","Noto Serif CJK SC","Source Han Serif SC",STSong,serif;--sans:-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans CJK SC","PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:30px}body{margin:0;background:var(--paper);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.8}a{color:inherit;text-decoration:none}button{font:inherit}a,button{-webkit-tap-highlight-color:transparent}a:focus-visible,button:focus-visible{outline:3px solid #9b682d;outline-offset:5px}a:hover{text-decoration:underline;text-underline-offset:5px}.wrap{width:min(1120px,calc(100% - 80px));margin-inline:auto}.opening{position:relative;background:url('/assets/watercolor.webp') center top/cover no-repeat}.header{height:108px;display:flex;align-items:center;justify-content:space-between;position:relative;z-index:1}.brand{display:flex;align-items:center;gap:11px;font-family:Georgia,var(--serif);font-size:29px;font-weight:600}.brand svg{width:44px;height:44px;stroke:var(--ink);stroke-width:1.2}.brand svg path{fill:var(--ink);stroke:none}.brand small{font-size:15px;font-weight:400;margin-left:7px;letter-spacing:3px}.header nav{display:flex;gap:35px;align-items:center;font-size:14px}.hero{text-align:center;padding:83px 0 117px;min-height:560px}h1,h2,h3{font-family:var(--serif);font-weight:600;margin:0}h1{font-size:clamp(36px,4.5vw,60px);line-height:1.48;letter-spacing:1px}.hero>p{font-size:18px;line-height:1.9;margin:22px 0 29px}.actions{display:flex;justify-content:center;gap:14px}.button{min-height:48px;padding:10px 25px;border:1px solid #8a8d92;border-radius:5px;display:inline-flex;gap:20px;align-items:center;justify-content:center;font-size:14px;transition:background .2s,transform .2s;background:#f7f4ebc9}.button.primary{background:var(--ink);color:#fff;border-color:var(--ink)}.button:hover{background:#e9e3d7;text-decoration:none;transform:translateY(-2px)}.button.primary:hover{background:#3c4d61}.hero>.release-note{font-size:12px;color:var(--muted);margin:16px 0 0}.section-note{font-size:12px;letter-spacing:2px;color:var(--muted);margin:0 0 14px}h2{font-size:36px;line-height:1.5}.approach{padding:79px 0 83px}.approach>.section-note,.approach>h2{text-align:center}.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:38px;margin-top:48px}.principles article{display:flex;gap:18px}.number{font-family:Georgia,serif;font-size:37px;color:#bfb5a4;line-height:1.5}.principles h3{font-size:21px;margin:4px 0 10px}.principles p{font-size:14px;color:var(--muted);margin:0;line-height:1.9}.product{padding:42px 0 55px;border-top:1px solid var(--line)}.section-heading{display:flex;justify-content:space-between;gap:35px;align-items:flex-end}.section-heading>p{font-size:14px;color:var(--muted);margin:0 0 4px}.view-switch{display:flex;justify-content:center;gap:6px;margin:38px auto 22px}.view-button{border:0;border-bottom:2px solid transparent;background:transparent;color:var(--muted);padding:9px 19px;cursor:pointer;font-size:13px}.view-button.active{color:var(--ink);border-bottom-color:var(--ink)}figure{margin:0 auto;width:min(860px,100%)}figure>a{display:block;max-height:560px;overflow:hidden;border:1px solid var(--line);border-radius:8px;box-shadow:0 16px 40px #25324412}figure img{display:block;width:100%;height:auto}figcaption{text-align:center;font-size:12px;color:var(--muted);margin-top:15px}.details{display:grid;grid-template-columns:repeat(3,1fr);gap:35px;max-width:860px;margin:33px auto 0}.details p{margin:0;font-size:12px;color:var(--muted)}.details strong{display:block;font-size:14px;color:var(--ink);font-weight:500;margin-bottom:4px}.start{text-align:center;padding:55px 0 76px}.star{color:#a87b39;font-size:29px;margin-bottom:10px}.start p{font-size:15px;line-height:1.9;margin:15px 0 24px;color:var(--muted)}.footer{border-top:1px solid var(--line);padding:25px 0 31px;display:flex;gap:25px;justify-content:space-between;font-size:12px;color:var(--muted)}.footer-brand{color:var(--ink);font-family:var(--serif);font-size:16px}.footer div{display:flex;gap:23px}.skip{position:absolute;top:-80px;left:16px;z-index:10;background:var(--ink);color:#fff;padding:8px 16px}.skip:focus{top:8px}@media(min-width:1500px){.opening{background-size:1500px auto}}@media(max-width:760px){.wrap{width:calc(100% - 40px)}.header{height:88px}.brand{font-size:25px}.brand svg{width:34px;height:34px}.brand small{display:none}.header nav{gap:20px;font-size:12px}.opening{background-size:auto 620px;background-position:center top}.hero{padding:77px 0 115px;min-height:510px}.hero h1{font-size:35px;letter-spacing:0}.hero>p{font-size:14px;margin:23px 0}.actions{gap:9px}.button{padding:10px 14px;gap:8px;font-size:12px}.approach{padding:49px 0 48px}h2{font-size:28px}.principles{grid-template-columns:1fr;gap:25px;margin-top:30px;padding-inline:15px}.principles article{gap:25px}.principles h3{font-size:21px;margin:3px 0 5px}.principles p{font-size:14px}.section-heading{display:block}.section-heading>p{margin-top:16px}.product{padding-top:34px}.view-switch{margin-top:23px}.details{grid-template-columns:1fr;gap:17px;margin-top:24px}.details p{font-size:13px}.details strong{display:inline;margin-right:13px}.start{padding:10px 0 52px}.start p{font-size:14px}.footer{flex-wrap:wrap;justify-content:center;gap:14px 25px;text-align:center}.footer>span{display:none}figcaption{font-size:11px}.section-note{font-size:11px}}@media(max-width:360px){.header nav{gap:13px}.hero h1{font-size:30px}.actions{flex-direction:column;align-items:center}.hero{padding-top:60px}}@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}.button:hover{transform:none}}
.header nav{background:#f7f4ebed;padding:7px 15px;border-radius:4px}@media(max-width:760px){.header nav{padding:5px 8px;gap:16px}}@media(max-width:360px){.header nav{gap:12px;padding-inline:5px}}
