:root{--brand:#ff5d7f;--brand2:#ff9ab3;--ink:#29142d;--muted:#6f5c70;--deep:#1b1027;--plum:#5a214f;--cream:#fff7f5;--paper:#fff;--line:#f1dce5;--gold:#f4b96d;--shadow:0 18px 55px rgba(89,33,79,.14);--radius:26px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;color:var(--ink);background:linear-gradient(180deg,#fff7f8 0,#fff 38%,#fff8fb 100%);line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.container{width:min(1180px,92vw);margin:0 auto}.site-header{position:sticky;top:0;z-index:50;background:rgba(255,247,249,.92);backdrop-filter:blur(16px);border-bottom:1px solid var(--line)}.topbar{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:18px}.brand{display:flex;align-items:center;gap:10px;font-weight:900;letter-spacing:.5px}.brand img{width:42px;height:42px;border-radius:14px}.brand 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