:root{--paper:#fffaf9;--blush:#f8e8ec;--rose:#d99aaa;--wine:#713447;--ink:#30272a;--muted:#796c70;--line:#ead8dc;--white:#fff;--sage:#718c83;--shadow:0 20px 55px rgba(87,43,57,.10);--radius:24px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--paper);color:var(--ink);font-family:"Noto Sans TC",sans-serif;line-height:1.7}.ambient{position:fixed;border-radius:50%;filter:blur(10px);opacity:.45;z-index:-1}.ambient-a{width:400px;height:400px;background:#f7d8e0;right:-150px;top:-120px}.ambient-b{width:300px;height:300px;background:#eee4ea;left:-120px;top:60vh}.site-header{height:76px;padding:0 clamp(20px,5vw,72px);display:flex;align-items:center;gap:36px;position:sticky;top:0;z-index:20;background:rgba(255,250,249,.88);backdrop-filter:blur(18px);border-bottom:1px solid rgba(234,216,220,.7)}.brand{display:flex;align-items:center;gap:10px;color:var(--ink);text-decoration:none;margin-right:auto}.brand-mark{width:42px;height:42px;display:grid;place-items:center;border-radius:15px;background:var(--wine);color:white;font-family:"Playfair Display";font-size:24px}.brand b,.brand small{display:block;line-height:1.25}.brand small{font-size:10px;text-transform:uppercase;letter-spacing:.16em;color:var(--muted)}.public-nav{display:flex;gap:28px}.public-nav a{color:var(--muted);text-decoration:none;font-size:14px}.public-nav a:hover,.public-nav a.active{color:var(--wine)}button{font:inherit}.ghost-button,.primary-button,.soft-button{border-radius:999px;padding:10px 18px;cursor:pointer;transition:.2s}.ghost-button{border:1px solid var(--line);background:white;color:var(--wine)}.primary-button{border:0;background:var(--wine);color:white;box-shadow:0 8px 20px rgba(113,52,71,.22)}.soft-button{border:0;background:var(--blush);color:var(--wine)}button:hover{transform:translateY(-1px)}.menu-button{display:none;border:0;background:none;font-size:24px}.page{min-height:calc(100vh - 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