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*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",sans-serif;line-height:1.7}button,a{font:inherit}button{cursor:pointer}a{color:inherit;text-decoration:none}[hidden]{display:none!important}.page-shell{max-width:1200px;margin:auto;padding:0 38px}.site-header{height:100px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{display:inline-flex;align-items:center;gap:12px;font-family:serif;font-size:23px;font-weight:700;letter-spacing:.12em}.brand-mark{width:38px;height:38px;display:grid;place-items:center;border:1px solid var(--gold);color:var(--gold);font-size:22px}.header-note{font-size:13px;letter-spacing:.2em;color:var(--ink-soft)}.view{animation:rise .4s ease both}@keyframes rise{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}.intro-view{min-height:650px;display:grid;grid-template-columns:1.08fr .92fr;align-items:center;gap:4vw;padding:52px 0 68px}.eyebrow{margin:0;color:var(--gold);font-size:12px;font-weight:700;letter-spacing:.23em}.intro-view h1{font-family:"Songti SC","SimSun",serif;font-size:clamp(44px,5vw,72px);font-weight:600;letter-spacing:.05em;line-height:1.32;margin:28px 0}.intro-view h1 em{font-style:normal;color:var(--green)}.lead{max-width:530px;color:var(--ink-soft);font-size:18px;line-height:2}.hero-actions{display:flex;align-items:center;gap:22px;margin-top:36px}.button{border:0;min-height:52px;padding:12px 25px;display:inline-flex;align-items:center;justify-content:center;gap:25px;font-size:15px;font-weight:700;transition:transform .2s,background .2s,box-shadow .2s}.button:hover{transform:translateY(-2px);box-shadow:0 9px 20px #142d2d1a}.button-primary{background:var(--green);color:#fff}.button-primary:hover{background:#28645b}.button-secondary{background:transparent;border:1px solid var(--green);color:var(--green)}.duration,.fine-print{font-size:13px;color:#78847d}.fine-print{max-width:520px;margin-top:28px;line-height:1.8}.hero-art{min-height:480px;position:relative;overflow:hidden;background:linear-gradient(165deg,#e5ddd0 4%,#e3e9e1 42%,#bccfc3 100%);border-radius:49% 49% 4px 4px;box-shadow:15px 15px 0 #d8d5c9}.hero-art:before,.hero-art:after{content:"";position:absolute;border:1px solid #ffffff70;border-radius:50%;width:80%;height:80%;left:10%;top:10%}.hero-art:after{width:65%;height:65%;left:17.5%;top:17.5%}.art-sun{position:absolute;z-index:1;width:190px;height:190px;border-radius:50%;top:74px;left:calc(50% - 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