*{box-sizing:border-box} :root{--green:#286b50;--green-dark:#174b38;--green-light:#eaf2ec;--text:#1e3027;--muted:#68776f;--line:#dce6de;--bg:#f5f7f4}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;font-size:15px;line-height:1.45}.app-shell{max-width:520px;min-height:100dvh;margin:0 auto;background:#fff;box-shadow:0 0 30px #173d2610;padding-bottom:90px}.topbar{display:flex;align-items:center;gap:10px;padding:calc(env(safe-area-inset-top) + 14px) 20px 14px;border-bottom:1px solid var(--line);background:#fff}.brand-logo{width:44px;height:44px;border-radius:50%;object-fit:cover}.brand-copy{display:flex;flex-direction:column;letter-spacing:2px;color:var(--green);line-height:1.2}.brand-copy strong{font-size:20px}.brand-copy 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p{font-size:12px;color:var(--muted)}.text-button{border:0;background:none;color:var(--green);font-weight:700;padding:8px 0}.demo-note{font-size:11px;line-height:1.5;margin-top:20px}.back-button{border:0;background:transparent;color:var(--green);font-weight:700;padding:0;margin-bottom:14px;font-size:14px}form{display:flex;flex-direction:column;gap:9px;margin-top:20px}form>label{font-size:13px;font-weight:700;margin-top:8px}input,select,textarea{width:100%;border:1px solid #d6e0d8;background:#fff;border-radius:11px;padding:13px 12px;font:inherit;color:var(--text);min-height:46px}textarea{resize:vertical}.choice-grid{display:grid;grid-template-columns:1fr;gap:8px}.choice{margin:0!important;font-weight:500!important}.choice input{position:absolute;opacity:0;width:1px;height:1px}.choice span{display:block;padding:12px;border:1px solid var(--line);border-radius:11px}.choice 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var(--line);font-size:13px}.detail-row:last-child{border:0}.recommend-card{display:flex;gap:14px;padding:16px;border:1px solid var(--line);border-radius:15px;margin:12px 0}.product-symbol{display:grid;place-items:center;flex:0 0 48px;height:48px;border-radius:12px;background:var(--green-light);color:var(--green);font-weight:800}.recommend-card p{font-size:13px;color:var(--muted)}.recommend-card small{font-size:11px;color:var(--green);font-weight:700}.tabs{display:flex;gap:6px;margin:18px 0}.tab{flex:1;border:1px solid var(--line);background:#fff;border-radius:10px;padding:10px 5px;font-size:12px;color:var(--muted)}.tab.active{background:var(--green);border-color:var(--green);color:#fff}.history-item{padding:15px;border:1px solid var(--line);border-radius:14px;margin:10px 0}.history-item strong{display:block}.history-item 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