:root{--green:#315f4d;--deep:#18382d;--sand:#e9dfcb;--paper:#fbfaf6;--ink:#29312e;--line:#d8d5ca;--muted:#65736c}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font-family:PingFang SC,Microsoft YaHei,Arial,sans-serif;font-size:17px;line-height:1.7}button,input,textarea{font:inherit}.survey-shell{width:min(100%,720px);margin:0 auto;padding:32px 22px 52px}.brand-mark{object-fit:contain;width:144px;height:auto;display:block;margin:0 auto 22px}.survey-shell header{text-align:center}.eyebrow{letter-spacing:.15em;color:var(--green);font-size:13px;margin:0 0 10px}.survey-shell h1{font-family:STSong,Songti SC,serif;font-size:30px;line-height:1.35;margin:0 0 14px;color:var(--deep)}.intro{margin:0 auto;color:var(--muted);max-width:570px;text-align:left}.intro p{margin:0 0 13px}.intro p:last-child{padding:16px;border-left:3px solid var(--green);background:#f3f4ef;color:#42524b}.progress{margin:35px 0 16px;font-size:14px;color:var(--muted)}.progress div{display:flex;justify-content:space-between}.progress i{display:block;height:4px;background:#deded7;margin-top:9px}.progress b{height:100%;display:block;background:var(--green);transition:width .25s}.question-card{background:#fff;border:1px solid #e6e3da;padding:24px 20px;box-shadow:0 10px 32px #4b59460b}.question-card>h2{font-size:20px;margin:0 0 24px;color:var(--green)}.question{border-top:1px solid var(--line);padding:24px 0}.question:first-of-type{border:0;padding-top:0}.question:last-child{padding-bottom:0}.question h3{font-size:18px;line-height:1.6;margin:0 0 11px;font-weight:600}.limit{font-size:14px;color:var(--muted);margin:-7px 0 10px}.options{display:grid;grid-gap:9px;gap:9px}.option{display:flex;align-items:flex-start;gap:11px;border:1px solid #deded7;padding:13px 14px;border-radius:3px;cursor:pointer;line-height:1.5;transition:.15s}.option.selected{border-color:var(--green);background:#f2f6f1}.option input{position:absolute;opacity:0}.control{width:19px;height:19px;border:1.5px solid #8b958f;flex:0 0 19px;margin-top:2px;border-radius:50%}.option input[type=checkbox]+.control{border-radius:3px}.option.selected .control{border-color:var(--green);background:var(--green);box-shadow:inset 0 0 0 4px #f2f6f1}.option-group{margin:16px 0 8px}.option-group>p{font-size:15px;color:var(--green);font-weight:700;margin:0 0 8px}.contact-fields{display:grid;grid-gap:14px;gap:14px}.contact-fields label{display:grid;grid-gap:7px;gap:7px;font-weight:600}.contact-fields input,.other-input,textarea{width:100%;padding:13px;border:1px solid #cfd2ca;border-radius:3px;background:#fff;outline-color:var(--green)}textarea{min-height:120px;resize:vertical}.other-input{margin-top:10px}.actions{display:flex;gap:12px;margin-top:22px}.actions button{min-height:52px;border-radius:3px;padding:0 19px;border:1px solid var(--green);font-weight:600;cursor:pointer}.primary{background:var(--green);color:#fff;flex:1 1}.secondary{color:var(--green);background:transparent}.actions button:disabled{opacity:.4;cursor:not-allowed}.error{color:#a33a2f;font-size:15px;margin:14px 0}.modal{position:fixed;inset:0;background:#14291c88;z-index:2;display:grid;align-items:end;padding:16px}.modal>div{background:var(--paper);max-width:600px;width:100%;margin:auto;padding:28px 22px 22px;border-radius:8px}.modal h2{font-size:24px;margin:0 0 8px}.success{text-align:center;padding-top:54px}.success h1{margin-top:3px}.ticket{background:var(--sand);text-align:left;margin:32px 0 17px;padding:22px;border-left:4px solid var(--green)}.ticket strong{font-size:19px;color:var(--deep)}.ticket p{font-size:16px;margin:9px 0 0}.small{font-size:14px;color:var(--muted)}.admin-shell{max-width:1180px;margin:auto;padding:48px 24px}.admin-shell h1{font-family:STSong,Songti SC,serif;color:var(--deep);margin:0}.admin-shell header>p:last-child{color:var(--muted);font-size:15px}.admin-login{max-width:400px;background:#fff;padding:30px;border:1px solid var(--line);margin:8vh auto}.admin-login input{width:100%;margin:7px 0;padding:13px;border:1px solid var(--line)}.admin-login button{width:100%;height:48px;margin-top:12px}.metrics{display:grid;grid-template-columns:repeat(auto-fit,minmax(145px,1fr));grid-gap:12px;gap:12px;margin:26px 0}.admin-card,.metrics>div{background:#fff;border:1px solid var(--line);padding:18px}.metrics b{display:block;font-size:30px;color:var(--green)}.metrics span{font-size:14px;color:var(--muted)}.rankings{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));grid-gap:14px;gap:14px}.admin-card h2{font-size:17px;margin:0 0 13px;color:var(--green)}.admin-card ol{padding:0;margin:0;list-style:none}.admin-card li{display:flex;gap:8px;justify-content:space-between;padding:7px 0;border-top:1px solid #eee;font-size:14px}.admin-card li b{color:var(--green)}@media(min-width:680px){.survey-shell{padding-top:48px}.question-card{padding:34px}.option{padding:14px 16px}}