:root{--seller-bg: #f4f3f0;--seller-surface: #ffffff;--seller-surface-soft: #fafaf9;--seller-surface-dark: #0f172a;--seller-accent: #1d4ed8;--seller-accent-ink: #1e3a8a;--seller-accent-soft: rgba(29, 78, 216, .08);--seller-text: #0a0a0a;--seller-text-muted: #525252;--seller-text-secondary: #737373;--seller-text-tertiary: #a3a3a3;--seller-sidebar-fg: #cbd5e1;--seller-sidebar-fg-active: #ffffff;--seller-border: rgba(23, 23, 23, .06);--seller-border-strong: rgba(23, 23, 23, .12);--seller-warn: #b45309;--seller-danger: #b91c1c;--seller-ok: #047857;--seller-sidebar-w: 224px;--seller-header-h: 56px;--seller-row-h: 44px;--seller-row-h-compact: 36px;--seller-table-zebra: #fafaf9;--seller-card-shadow: 0 1px 2px rgba(23, 23, 23, .04), 0 1px 3px rgba(23, 23, 23, .02);--seller-card-r: 8px;--seller-cta-r: 8px;--seller-input-r: 6px;--seller-ease: cubic-bezier(.22, 1, .36, 1);--seller-fast: .12s}*,*:before,*:after{box-sizing:border-box}html,body{margin:0;padding:0;overflow:auto;height:auto}body{font-family:Pretendard Variable,Pretendard,-apple-system,BlinkMacSystemFont,system-ui,sans-serif;font-size:14px;color:var(--seller-text);background:var(--seller-bg);-webkit-font-smoothing:antialiased;line-height:1.5}button{font-family:inherit;cursor:pointer}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}input,textarea,select{font-family:inherit}.seller-tabular{font-variant-numeric:tabular-nums}.seller-loading{padding:40px;text-align:center;color:var(--seller-text-tertiary)}.seller-empty{padding:60px 24px;text-align:center;color:var(--seller-text-tertiary);background:var(--seller-surface-soft);border-radius:12px}.seller-auth-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:40px 16px;background:var(--seller-bg)}.seller-auth-card{width:100%;max-width:440px;background:var(--seller-surface);border:1px solid var(--seller-border);border-radius:12px;padding:36px 28px;box-shadow:var(--seller-card-shadow)}.seller-auth-wizard{max-width:520px}.seller-auth-logo{font-size:14px;font-weight:700;color:var(--seller-accent);letter-spacing:-.01em;margin-bottom:6px}.seller-auth-title{font-size:22px;font-weight:800;color:var(--seller-text);margin:0 0 24px;letter-spacing:-.02em}.seller-auth-form{display:flex;flex-direction:column;gap:12px}.seller-auth-label{display:flex;flex-direction:column;gap:6px;font-size:12px;font-weight:600;color:var(--seller-text-muted)}.seller-auth-label input,.seller-auth-label select{height:40px;padding:0 12px;border:1px solid var(--seller-border-strong);border-radius:var(--seller-input-r);font-size:14px;background:var(--seller-surface);color:var(--seller-text);outline:none;transition:border-color .12s;font-weight:400}.seller-auth-label input:focus,.seller-auth-label select:focus{border-color:var(--seller-accent)}.seller-auth-error{padding:10px 12px;background:#fef2f2;color:var(--seller-danger);border-radius:6px;font-size:12px;font-weight:500}.seller-auth-submit{height:44px;background:var(--seller-accent);color:#fff;border:none;border-radius:var(--seller-cta-r);font-size:14px;font-weight:800;cursor:pointer;transition:background .12s;margin-top:4px}.seller-auth-submit:hover:not(:disabled){background:var(--seller-accent-ink)}.seller-auth-submit:disabled{opacity:.5;cursor:not-allowed}.seller-auth-secondary{height:40px;background:var(--seller-surface);border:1px solid var(--seller-border-strong);color:var(--seller-text);border-radius:var(--seller-cta-r);font-size:13px;font-weight:600;cursor:pointer;transition:all .12s}.seller-auth-secondary:hover{border-color:var(--seller-accent);color:var(--seller-accent)}.seller-auth-footer{margin-top:20px;padding-top:16px;border-top:1px solid var(--seller-border);text-align:center;font-size:13px}.seller-auth-footer a{color:var(--seller-accent);font-weight:600}.seller-auth-footer a:hover{text-decoration:underline}.seller-step-indicator{display:flex;align-items:center;gap:8px;margin-bottom:24px;overflow-x:auto}.seller-step{display:flex;flex-direction:column;align-items:center;gap:4px;flex:1;min-width:60px}.seller-step-circle{width:28px;height:28px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;background:var(--seller-surface-soft);color:var(--seller-text-tertiary);border:1.5px solid var(--seller-border-strong)}.seller-step.is-current .seller-step-circle{background:var(--seller-accent);color:#fff;border-color:var(--seller-accent)}.seller-step.is-done .seller-step-circle{background:var(--seller-ok);color:#fff;border-color:var(--seller-ok)}.seller-step-label{font-size:11px;color:var(--seller-text-muted);font-weight:600;white-space:nowrap}.seller-step.is-current .seller-step-label{color:var(--seller-accent)}.seller-step.is-done .seller-step-label{color:var(--seller-ok)}.seller-step-help{margin:0 0 4px;font-size:12px;color:var(--seller-text-muted);line-height:1.6}.seller-pending-card{text-align:center}.seller-pending-mark{font-size:48px;margin-bottom:8px}.seller-pending-text{margin:0 0 20px;font-size:13px;color:var(--seller-text-muted);line-height:1.7;text-align:left}.seller-pending-text code{background:var(--seller-surface-soft);padding:2px 6px;border-radius:4px;font-family:Menlo,monospace;font-size:12px}.seller-pending-status{display:flex;flex-direction:column;gap:6px;margin:16px 0;padding:14px;background:var(--seller-surface-soft);border-radius:8px;text-align:left;font-size:13px}.seller-pending-step{color:var(--seller-text-muted)}.seller-pending-step.is-done{color:var(--seller-ok);font-weight:600}