:root{color-scheme:light;--ink:#191923;--paper:#fffaf0;--accent:#7257ff;--accent-dark:#4d35d7;--line:#d9d2c3;--muted:#635f68;--danger:#a82e3f;--radius:18px;font-family:Inter,ui-rounded,"PingFang SC","Microsoft YaHei",system-ui,sans-serif}*{box-sizing:border-box}html{min-height:100%}body{min-height:100vh;margin:0;color:var(--ink);background:radial-gradient(circle at 50% 25%,#fff 0,#fffaf0 45%,#f4ead6 100%);display:flex;flex-direction:column}a{color:inherit;text-underline-offset:3px}.site-header{padding:24px clamp(20px,5vw,64px)}.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;letter-spacing:-.03em}.brand-mark{display:grid;place-items:center;width:34px;height:34px;border:2px solid var(--ink);border-radius:50%;background:#ffe255;transform:rotate(-7deg)}main{width:min(760px,calc(100% - 40px));margin:auto}.hero{text-align:center;padding:56px 0 72px}.eyebrow{font-size:.82rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--accent-dark)}h1{font-size:clamp(2.5rem,8vw,5.8rem);line-height:.92;letter-spacing:-.07em;margin:18px auto 24px;max-width:900px}h2{font-size:clamp(1.55rem,4vw,2.4rem);letter-spacing:-.04em}.lead{font-size:clamp(1.05rem,2.5vw,1.3rem);line-height:1.7;color:var(--muted);max-width:580px;margin:0 auto 34px}.surprise-button,.button{appearance:none;border:2px solid var(--ink);background:var(--accent);color:#fff;border-radius:999px;padding:18px 32px;font:inherit;font-weight:900;font-size:1.15rem;box-shadow:5px 6px 0 var(--ink);cursor:pointer;transition:transform .16s,box-shadow .16s,background .16s}.surprise-button:hover,.button:hover{background:var(--accent-dark);transform:translate(2px,2px);box-shadow:3px 4px 0 var(--ink)}.surprise-button:focus-visible,.button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible,a:focus-visible{outline:4px solid #ffbf47;outline-offset:4px}.surprise-button:disabled{opacity:.7;cursor:wait}.microcopy,.status{font-size:.9rem;color:var(--muted);margin-top:22px}.status{min-height:1.4em}.status.error{color:var(--danger)}.site-footer{padding:28px 20px 34px;text-align:center}.footer-links{display:flex;justify-content:center;flex-wrap:wrap;gap:12px 24px;font-size:.86rem}.disclaimer{font-size:.76rem;color:var(--muted);max-width:760px;margin:18px auto 0;line-height:1.5}.content{margin:20px auto 64px;background:rgba(255,255,255,.72);border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,5vw,52px);box-shadow:0 20px 50px rgba(42,32,13,.08)}.content h1{font-size:clamp(2rem,6vw,3.6rem);line-height:1;margin-top:0}.content p,.content li{line-height:1.75}.content li+li{margin-top:9px}.callout{border-left:5px solid var(--accent);padding:12px 18px;background:#f3efff;border-radius:0 12px 12px 0}.form{display:grid;gap:18px}.field{display:grid;gap:7px}.field label{font-weight:800}.field input,.field textarea,.field select{width:100%;border:1.5px solid #8c8790;border-radius:12px;padding:12px 14px;background:#fff;color:var(--ink);font:inherit}.field textarea{min-height:120px;resize:vertical}.required{color:var(--danger)}.form .button{justify-self:start;font-size:1rem;padding:13px 24px}.form-message{min-height:1.5em;font-weight:700}.back-link{display:inline-block;margin-top:24px}@media(max-width:520px){.site-header{text-align:center}.hero{padding-top:25px}h1{font-size:3.25rem}.footer-links{gap:10px 16px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}