:root{--paper:#f6f2ea;--paper-deep:#ece6da;--card:#fffdf8;--ink:#171614;--ink-soft:#3b3833;--muted:#7b7468;--line:#ddd5c6;--line-soft:#e9e3d7;--red:#ff3b5c;--red-deep:#e32445;--lime:#d9f24f;--blue:#3b6ef5;--shadow:0 18px 50px #1716140f;--radius-lg:22px;--radius-md:14px;--radius-sm:10px;--font-sans:"PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--font-serif:"Songti SC", "STSong", "Noto Serif SC", Georgia, serif;--font-mono:"SFMono-Regular", Menlo, Consolas, monospace}*,:after,:before{box-sizing:border-box}html{scroll-behavior:smooth}body{color:var(--ink);background-color:var(--paper);font-family:var(--font-sans);-webkit-font-smoothing:antialiased;background-image:radial-gradient(#1716140f 1px,#0000 0);background-size:22px 22px;font-size:15px;line-height:1.6}body,h1,h2,h3,h4,p{margin:0}a{text-decoration:none}a,button{color:inherit}button{font:inherit}img{max-width:100%;display:block}::selection{background:var(--red);color:#fff}input,select,textarea{font:inherit;color:inherit}.container{width:100%;max-width:1180px;margin:0 auto;padding:0 28px}.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow)}.btn{border:1px solid var(--ink);cursor:pointer;white-space:nowrap;background:0 0;border-radius:999px;justify-content:center;align-items:center;gap:8px;height:44px;padding:0 20px;font-weight:500;transition:transform .18s,background .18s,color .18s,border-color .18s,opacity .18s;display:inline-flex}.btn:hover:not(:disabled){transform:translateY(-1px)}.btn:active:not(:disabled){transform:translateY(0)}.btn:disabled{cursor:not-allowed;opacity:.5}.btn--primary{background:var(--ink);color:#fff}.btn--primary:hover:not(:disabled){background:#000}.btn--accent{background:var(--red);border-color:var(--red);color:#fff}.btn--accent:hover:not(:disabled){background:var(--red-deep);border-color:var(--red-deep)}.btn--ghost{border-color:var(--line);color:var(--ink-soft)}.btn--ghost:hover:not(:disabled){border-color:var(--ink);color:var(--ink)}.btn--sm{height:34px;padding:0 14px;font-size:13px}.btn--block{width:100%}.btn__arrow{background:var(--lime);width:22px;height:22px;color:var(--ink);border-radius:50%;justify-content:center;align-items:center;display:inline-flex}.field{gap:7px;display:grid}.field__label{color:var(--ink-soft);justify-content:space-between;align-items:baseline;gap:12px;font-size:13px;font-weight:600;display:flex}.field__hint{color:var(--muted);font-size:12px;font-weight:400}.input,.textarea{border:1px solid var(--line);border-radius:var(--radius-sm);background:#fff;outline:none;width:100%;padding:11px 13px;transition:border-color .18s,box-shadow .18s}.input:focus,.textarea:focus{border-color:var(--ink);box-shadow:0 0 0 3px #1716140f}.textarea{resize:vertical;min-height:108px;line-height:1.65;display:block}.input::-moz-placeholder{color:#aaa294}.textarea::-moz-placeholder{color:#aaa294}.input::placeholder,.textarea::placeholder{color:#aaa294}.chip-row{flex-wrap:wrap;gap:6px;display:flex}.chip{border:1px solid var(--line);height:34px;color:var(--ink-soft);cursor:pointer;background:0 0;border-radius:999px;align-items:center;gap:6px;padding:0 12px;font-size:13px;transition:background .18s,color .18s,border-color .18s;display:inline-flex}.chip--active,.chip:hover{border-color:var(--ink)}.chip--active{background:var(--ink);color:#fff}.section-label{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;align-items:center;gap:9px;font-size:12px;display:flex}.section-label:before{content:"";background:var(--ink);width:18px;height:1px}.divider{background:var(--line-soft);border:0;height:1px;margin:0}.modal-overlay{z-index:60;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px);background:#1716146b;justify-content:center;align-items:center;padding:24px;animation:.18s fade-in;display:flex;position:fixed;inset:0}.modal-card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius-lg);width:100%;max-width:430px;max-height:calc(100vh - 48px);animation:.22s cubic-bezier(.2,.8,.2,1) pop-in;overflow:auto;box-shadow:0 30px 80px #17161438}.sr-only{clip:rect(0,0,0,0);white-space:nowrap;border:0;width:1px;height:1px;margin:-1px;padding:0;position:absolute;overflow:hidden}.fade-up{animation:.36s cubic-bezier(.2,.8,.2,1) both fade-up}.skeleton{background:linear-gradient(90deg,var(--paper-deep) 25%,#f7f2e8 37%,var(--paper-deep) 63%);background-size:400% 100%;border-radius:8px;animation:1.4s infinite shimmer}@keyframes fade-in{0%{opacity:0}}@keyframes fade-up{0%{opacity:0;transform:translateY(14px)}}@keyframes pop-in{0%{opacity:0;transform:translateY(12px)scale(.985)}}@keyframes shimmer{0%{background-position:100% 0}to{background-position:0 0}}@media (width<=720px){body{font-size:14px}.container{padding:0 18px}.modal-overlay{align-items:flex-end;padding:12px}.modal-card{border-radius:20px;max-height:calc(100vh - 24px)}}@media (prefers-reduced-motion:reduce){*,:after,:before{scroll-behavior:auto!important;transition-duration:.01ms!important;animation-duration:.01ms!important;animation-iteration-count:1!important}}