:root{--gold:#8c6d1a;--gold-l:#bfa55a;--gold-d:#5e4a11;--ink:#2c241a;--paper:#fdf6e3;--bg:#fdf6e3;--card:#8c6d1a0d;--border:#8c6d1a2e;--border-h:#8c6d1a59;--txt:#2c241ad9;--txt-d:#2c241a8c;--bg-gradient:radial-gradient(ellipse at 50% 0%, #f4ead5, #fdf6e3 75%)}.theme-midnight{--gold:#c9a84c;--gold-l:#e8c97a;--gold-d:#8a6f2e;--ink:#1a1208;--paper:#fdf6e3;--bg:#0d0a05;--card:#c9a84c0a;--border:#c9a84c38;--border-h:#c9a84c6b;--txt:#fdf6e3b8;--txt-d:#fdf6e36b;--bg-gradient:radial-gradient(ellipse at 50% 0%, #1a1005, #0d0a05 70%)}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:var(--bg);color:var(--txt);min-height:100vh;font-family:Noto Serif SC,PingFang SC,Microsoft YaHei,serif;transition:background .5s,color .5s;overflow-x:hidden}.stars-overlay{z-index:0;pointer-events:none;background:var(--bg-gradient);transition:background .5s;position:fixed;inset:0}.container{z-index:1;max-width:1200px;margin:0 auto;padding:0 1.5rem;position:relative}.btn-gold{background:linear-gradient(135deg, var(--gold-d), var(--gold));color:var(--ink);letter-spacing:4px;cursor:pointer;border:none;border-radius:2px;padding:.9rem 2.5rem;font-weight:700;text-decoration:none;transition:transform .2s,box-shadow .2s;display:inline-block}.btn-gold:hover{transform:translateY(-2px);box-shadow:0 8px 30px #c9a84c4d}.btn-ghost{color:var(--gold);letter-spacing:4px;cursor:pointer;background:0 0;border:1px solid #c9a84c59;border-radius:2px;padding:.9rem 2.5rem;text-decoration:none;transition:all .2s;display:inline-block}.btn-ghost:hover{border-color:var(--gold);background:#c9a84c14}.sec-title{text-align:center;margin-bottom:3rem}.sec-title h2{color:var(--gold);letter-spacing:5px;margin-bottom:.4rem;font-size:clamp(1.6rem,4vw,2.2rem)}.sec-title p{color:var(--txt-d);letter-spacing:3px;font-size:.82rem}.form-wrap{background:#c9a84c06;border:.5px solid #c9a84c47;border-radius:2px;max-width:680px;margin:0 auto;padding:3rem 2.5rem;position:relative}.form-group{flex-direction:column;gap:.4rem;margin-bottom:1.2rem;display:flex}label{color:var(--gold);letter-spacing:2px;opacity:.8;font-size:.78rem}input,select{background:var(--card);border:.5px solid var(--border);color:var(--txt);border-radius:2px;outline:none;width:100%;padding:.7rem 1rem;font-size:.9rem;transition:border-color .2s}input:focus,select:focus{border-color:var(--gold)}.rcard{background:var(--card);border:.5px solid var(--border);border-radius:4px;padding:2rem;transition:all .3s;position:relative;overflow:hidden}.rcard:hover{border-color:var(--gold);background:#8c6d1a14;transform:translateY(-4px);box-shadow:0 10px 40px #0000001a}.rcard:before{content:"";background:linear-gradient(to right, transparent, var(--gold), transparent);opacity:0;width:100%;height:2px;transition:opacity .3s;position:absolute;top:0;left:0}.rcard:hover:before{opacity:1}.ai-report{letter-spacing:.5px;font-family:Noto Serif SC,serif;line-height:2.2}@media (max-width:640px){.form-wrap{padding:2rem 1.25rem}}