*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--paper);color:var(--ink);font-family:var(--font-sans);line-height:1.5;min-height:100vh}.wrap{max-width:760px;margin:0 auto;padding:36px 20px 120px}.masthead{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:28px}.brandmark{display:flex;gap:8px;font-size:15px;letter-spacing:.2px}.brandmark,.brandmark .chip{align-items:center;font-weight:800}.brandmark .chip{display:inline-flex;justify-content:center;width:22px;height:22px;border-radius:6px;font-size:11px;color:var(--on-accent)}.brandmark .yogo-chip{background:var(--yogo);color:var(--yogo-ink)}.brandmark .cosy-chip{background:var(--cosy);color:var(--on-accent)}.doc-id{font-size:12px;color:var(--muted)}.progress{display:flex;background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:6px;margin-bottom:32px;box-shadow:var(--shadow)}.progress .pstep{flex:1 1;text-align:center;padding:9px 4px;border-radius:999px;font-size:13px;font-weight:600;color:var(--muted);position:relative;cursor:default;transition:background .2s,color .2s}.progress .pstep .n{display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;border-radius:50%;background:var(--paper-2);color:var(--muted);font-size:11px;margin-right:6px}.progress .pstep.active{background:var(--ink);color:var(--on-accent)}.progress .pstep.active .n{background:var(--surface);color:var(--ink)}.progress .pstep.done .n{background:var(--success);color:var(--on-accent)}.progress .pstep.done{color:var(--success)}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:32px;box-shadow:var(--shadow)}.step{display:none}.step.active{display:block;animation:fade .25s ease}@keyframes fade{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}h1.page-title{font-size:24px;margin:0 0 6px;font-weight:800}.page-sub{color:var(--muted);font-size:14px;margin:0 0 26px}h2.section-title{font-size:16px;font-weight:800;margin:0 0 4px}.section-note{font-size:13px;color:var(--muted);margin:0 0 18px}.section-block{margin-bottom:30px}.section-block:last-child{margin-bottom:0}.brand-group{border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:16px 18px;margin-bottom:14px}.brand-group.yogo{border-color:var(--yogo-line);background:linear-gradient(180deg,var(--yogo-tint),var(--surface))}.brand-group.cosy{border-color:var(--cosy-line);background:linear-gradient(180deg,var(--cosy-tint),var(--surface))}.brand-group-head{display:flex;align-items:center;gap:10px;margin-bottom:12px}.brand-badge{font-size:12px;font-weight:800;padding:4px 9px;border-radius:999px}.yogo .brand-badge{background:var(--yogo);color:var(--yogo-ink)}.cosy .brand-badge{background:var(--cosy);color:var(--on-accent)}.brand-group-head .desc{font-size:12.5px;color:var(--muted)}.opt-row{display:flex;gap:10px}.opt-card{flex:1 1;border:1.5px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;cursor:pointer;background:var(--surface);transition:border-color .15s,background .15s}.opt-card:hover{border-color:var(--line-strong)}.opt-card.selected.yogo-sel{border-color:var(--yogo);background:var(--yogo-bg)}.opt-card.selected.cosy-sel{border-color:var(--cosy);background:var(--cosy-bg)}.opt-card .opt-top{display:flex;align-items:center;justify-content:space-between;font-weight:700;font-size:14px;margin-bottom:4px}.opt-card .opt-desc{font-size:12px;color:var(--muted);line-height:1.4}.checkbox-dot{width:16px;height:16px;border-radius:5px;border:1.5px solid var(--line-strong);display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;background:var(--surface)}.opt-card.selected .checkbox-dot{border-color:transparent}.opt-card.selected.yogo-sel .checkbox-dot{background:var(--yogo)}.opt-card.selected.cosy-sel .checkbox-dot{background:var(--cosy)}.checkbox-dot svg{display:none;width:10px;height:10px}.opt-card.selected .checkbox-dot svg{display:block}.channel-error{font-size:12.5px;color:var(--danger);margin-top:6px;display:none}.channel-extra{margin-top:10px}.channel-extra-link{display:flex;align-items:center;justify-content:space-between;gap:10px;background:var(--paper-2);border:1px solid var(--line);border-radius:var(--radius-sm);padding:11px 14px;font-size:13.5px;font-weight:700;color:var(--ink);text-decoration:none}.channel-extra-link:hover{border-color:var(--line-strong)}.channel-extra-url{font-size:11.5px;font-weight:400;color:var(--muted)}label{display:block;font-size:13.5px;font-weight:700;margin-bottom:6px}label .req{color:var(--danger);margin-left:2px}.field{margin-bottom:16px}.field-row{display:flex;gap:10px}.field-row .field{flex:1 1}input[type=date],input[type=email],input[type=tel],input[type=text],select,textarea{width:100%;padding:11px 12px;border:1px solid var(--line);border-radius:var(--radius-sm);font-size:14px;background:var(--surface-alt);font-family:inherit;color:var(--ink)}textarea{resize:vertical;min-height:70px}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--ink);background:var(--surface)}.with-btn{display:flex;gap:8px}.with-btn input{flex:1 1}.btn-inline{padding:0 16px;border-radius:var(--radius-sm);border:1px solid var(--line);font-size:13px;font-weight:700;cursor:pointer;white-space:nowrap}.btn-inline,.guide-box{background:var(--paper-2)}.guide-box{border-radius:var(--radius-sm);padding:14px 16px;font-size:12.5px;color:var(--muted);margin-top:8px;margin-bottom:30px;line-height:1.6}.guide-box b{color:var(--ink)}.chan-card{border:1px solid var(--line);border-radius:var(--radius-sm);padding:14px 16px;margin-bottom:12px}.chan-card .chan-tag{display:inline-block;font-size:11px;font-weight:800;padding:2px 8px;border-radius:999px;margin-bottom:10px}.tag-yogo{background:var(--yogo-bg);color:var(--yogo-ink)}.tag-cosy{background:var(--cosy-bg);color:var(--cosy-ink)}.doc-item{display:flex;align-items:center;justify-content:space-between;border:1px solid var(--line);border-radius:var(--radius-sm);padding:12px 14px;margin-bottom:10px}.doc-item .doc-name{font-size:13.5px;font-weight:700}.doc-item .doc-hint{font-size:12px;color:var(--muted);font-weight:400;margin-top:2px}.upload-btn{border:1px dashed var(--line-strong);background:var(--surface-alt);border-radius:var(--radius-sm);padding:8px 12px;font-size:12.5px;font-weight:700;cursor:pointer;color:var(--muted);white-space:nowrap}.upload-btn.uploaded{border-style:solid;border-color:var(--success);color:var(--success);background:var(--success-bg)}.alert-box{background:var(--alert-bg);border:1px solid var(--alert-line);border-radius:var(--radius-sm);padding:14px 16px;font-size:12.5px;margin-top:6px}.contract-box{border:1px solid var(--line);border-radius:var(--radius-sm);overflow:hidden;margin-bottom:16px}.contract-scroll{height:220px;overflow-y:auto;padding:18px 20px;background:repeating-linear-gradient(var(--surface),var(--surface) 27px,var(--line-soft) 28px);font-size:12.5px;line-height:1.9;color:var(--ink-2)}.contract-scroll h3{font-size:13px;margin:14px 0 6px}.contract-scroll h3:first-child{margin-top:0}.contract-foot{background:var(--paper-2);font-size:11.5px;color:var(--muted);padding:7px 20px;text-align:center;border-top:1px solid var(--line)}.agree-row{display:flex;align-items:flex-start;gap:10px;padding:12px 14px;border:1.5px solid var(--line);border-radius:var(--radius-sm);opacity:.5;pointer-events:none;transition:opacity .2s}.agree-row.enabled{opacity:1;pointer-events:auto;border-color:var(--ink)}.agree-row input{width:16px;height:16px;margin-top:2px}.agree-row .agree-text{font-size:13px}.agree-row .agree-text b{display:block;margin-bottom:2px}.sig-wrap{margin-top:14px;margin-bottom:30px}.seal-row{gap:16px;margin-bottom:16px}.seal-preview,.seal-row{display:flex;align-items:center}.seal-preview{width:76px;height:76px;border-radius:50%;border:1.5px dashed var(--line-strong);justify-content:center;font-size:11px;color:var(--line-strong);text-align:center;line-height:1.3;flex-shrink:0;overflow:hidden;background:var(--surface-alt)}.seal-preview img{width:100%;height:100%;object-fit:contain}.seal-preview.filled{border-style:solid;border-color:var(--danger)}.nav-row{margin-top:26px;padding-top:20px;border-top:1px dashed var(--line-strong);display:flex;justify-content:space-between;gap:10px}.btn{padding:13px 22px;border-radius:var(--radius-sm);font-size:14.5px;font-weight:800;cursor:pointer;border:none}.btn-primary{background:var(--ink);color:var(--on-accent);flex:1 1}.btn-primary:disabled{background:var(--disabled-bg);color:var(--disabled-ink);cursor:not-allowed}.btn-ghost{background:var(--surface);border:1px solid var(--line);color:var(--ink)}.btn-primary.contract-submit{background:var(--success)}.btn-primary.contract-submit:disabled{background:var(--disabled-bg)}.intro-hero{text-align:left;margin-bottom:26px}.intro-hero .kicker{font-size:13px;color:var(--muted);margin-bottom:8px}.intro-hero h1{font-size:28px;margin:0 0 10px;font-weight:800;line-height:1.3}.benefit-grid{display:flex;flex-direction:column;gap:10px;margin:20px 0 28px}.benefit{display:flex;gap:12px;align-items:flex-start}.benefit .dot{width:24px;height:24px;border-radius:50%;background:var(--paper-2);display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:800;flex-shrink:0;margin-top:1px}.benefit .txt{font-size:14px}.benefit .txt b{display:block;font-size:14.5px;margin-bottom:1px}.chip-row{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:18px}.sum-chip{font-size:12px;font-weight:700;padding:5px 10px;border-radius:999px}.sum-chip.yg{background:var(--yogo-bg);color:var(--yogo-ink)}.sum-chip.cs{background:var(--cosy-bg);color:var(--cosy-ink)}.success-wrap{text-align:center;padding:20px 0}.success-seal{width:64px;height:64px;border-radius:50%;background:var(--success);color:var(--on-accent);display:flex;align-items:center;justify-content:center;margin:0 auto 18px;font-size:28px}.contract-no{display:inline-block;font-size:13px;background:var(--paper-2);padding:6px 14px;border-radius:999px;margin:14px 0 22px;font-weight:700;letter-spacing:.3px}.dev-toggle{bottom:18px;background:var(--ink);color:var(--on-accent);border:none;border-radius:999px;padding:11px 16px;font-size:12.5px;font-weight:700;cursor:pointer;box-shadow:var(--shadow-md)}.dev-panel,.dev-toggle{position:fixed;right:18px;z-index:50}.dev-panel{bottom:66px;width:340px;max-height:60vh;background:var(--inverse-bg);color:var(--inverse-ink);border-radius:var(--radius-sm);padding:14px 16px;font-size:11.5px;overflow:auto;display:none;box-shadow:var(--shadow-lg)}.dev-panel.open{display:block}.dev-panel h4{margin:0 0 8px;color:var(--on-accent);font-size:12px}.dev-panel pre{margin:0;white-space:pre-wrap;word-break:break-all;line-height:1.5}@media (max-width:480px){.wrap{padding:20px 14px 110px}.card{padding:22px 18px}.field-row,.opt-row{flex-direction:column}.progress .pstep span.label{display:none}}.contract-scroll p{margin:0 0 10px}.contract-scroll p:last-child{margin-bottom:0}.contract-scroll table{border-collapse:collapse;width:100%;margin:10px 0 14px}.contract-scroll td{border:1px solid var(--line);padding:6px 9px;vertical-align:top}.contract-scroll td p{margin:0}.contract-scroll mark{background:#FFF1A8;color:inherit;padding:0 2px;border-radius:3px}.doc-item .doc-left{display:flex;align-items:center;gap:12px;min-width:0}.doc-thumb{width:44px;height:44px;flex:none;border:1px solid var(--line);border-radius:8px;background:var(--paper-2);object-fit:contain}.doc-thumb.empty{display:flex;align-items:center;justify-content:center;border-style:dashed;font-size:11px;color:var(--muted)}.doc-optional{font-size:11.5px;font-weight:600;color:var(--muted)}.section-head{display:flex;align-items:center;justify-content:space-between;gap:10px;margin-bottom:4px}.section-head h2.section-title{margin:0}