:root{--c-bg:#f7f5f1;--c-bg-deep:#eeebe4;--c-surface:rgba(255,255,255,0.6);--c-surface-strong:rgba(255,255,255,0.82);--c-ink:#1c1917;--c-ink-soft:#57534e;--c-ink-faint:#8a8580;--c-line:rgba(28,25,23,0.08);--c-accent:#0e7490;--c-accent-soft:rgba(14,116,144,0.1);--c-accent-2:#b45309;--r-s:8px;--r-m:14px;--r-l:22px;--sp-1:4px;--sp-2:8px;--sp-3:16px;--sp-4:24px;--sp-5:40px;--sp-6:64px;--shadow-glass:0 8px 32px rgba(28,25,23,0.08);--shadow-float:0 2px 12px rgba(28,25,23,0.06);--font-serif:"Noto Serif SC","Songti SC","STSong","SimSun",serif;--font-sans:"Noto Sans SC",-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif}*{box-sizing:border-box}body,html{margin:0;padding:0}body{font-family:var(--font-sans);color:var(--c-ink);background:var(--c-bg);-webkit-font-smoothing:antialiased}a{color:inherit;text-decoration:none}.glass{background:var(--c-surface);backdrop-filter:blur(18px) saturate(1.4);-webkit-backdrop-filter:blur(18px) saturate(1.4);box-shadow:var(--shadow-glass)}.glass,.glass-strong{border:1px solid var(--c-line)}.glass-strong{background:var(--c-surface-strong);backdrop-filter:blur(24px) saturate(1.5);-webkit-backdrop-filter:blur(24px) saturate(1.5)}.float{box-shadow:var(--shadow-float);transition:transform .2s ease,box-shadow .2s ease}.float:hover{transform:translateY(-2px);box-shadow:var(--shadow-glass)}.title-serif{font-family:var(--font-serif);letter-spacing:.02em}.btn{padding:8px 20px;border:none;border-radius:var(--r-s);background:var(--c-accent);color:#fff;font-size:14px;cursor:pointer}.btn:hover{filter:brightness(1.05)}.btn-ghost{padding:8px 20px;border:1px solid var(--c-line);border-radius:var(--r-s);background:transparent;color:var(--c-ink);font-size:14px;cursor:pointer}@keyframes skel{0%{opacity:.5}50%{opacity:.9}to{opacity:.5}}.skeleton{background:var(--c-line);border-radius:var(--r-s);animation:skel 1.2s ease-in-out infinite}