:root{--font:-apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;--color-bg:#f5f5f7;--color-panel:#fff;--color-text:#1d1d1f;--color-text-secondary:#424245;--color-text-muted:#86868b;--color-border:#d2d2d7;--color-hairline:#e8e8ed;--color-surface:#fbfbfd;--color-accent:#0071e3;--color-accent-hover:#0077ed;--color-accent-soft:#0071e31f;--color-danger:#ff3b30;--sidebar-width:400px;--shadow-letter:0 4px 24px #0000000f, 0 1px 2px #0000000a;--radius-btn:980px;--radius-field:10px}*,:before,:after{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{font-family:var(--font);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale;font-size:14px;line-height:1.5}.app{height:100vh;display:flex;overflow:hidden}.sidebar{width:var(--sidebar-width);background:var(--color-panel);border-right:1px solid var(--color-hairline);flex-direction:column;flex-shrink:0;min-width:300px;display:flex;overflow:hidden}.sidebar__header{border-bottom:1px solid var(--color-hairline);padding:1.5rem 1.5rem 1.125rem}.sidebar__title{letter-spacing:-.022em;color:var(--color-text);margin:0 0 .25rem;font-size:1.25rem;font-weight:600}.sidebar__hint{color:var(--color-text-muted);letter-spacing:-.01em;margin:0;font-size:.75rem}.sidebar__body{flex:1;padding:1.25rem 1.5rem 2.5rem;overflow-y:auto}.form-section{margin-bottom:2rem}.form-section__title{letter-spacing:.08em;text-transform:uppercase;color:var(--color-text-muted);margin:0 0 1rem;font-size:.6875rem;font-weight:600}.form-section--company .form-section__title{color:var(--color-accent)}.field{margin-bottom:.875rem}.field label{color:var(--color-text-secondary);letter-spacing:-.01em;margin-bottom:.375rem;font-size:.8125rem;font-weight:500;display:block}.field label .required{color:var(--color-danger);margin-left:2px}.field input[type=text],.field input[type=email],.field input[type=number],.field input[type=date],.field input[type=time],.field select,.field textarea{width:100%;font:inherit;color:var(--color-text);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-field);padding:.625rem .75rem;font-size:.875rem;transition:border-color .2s,box-shadow .2s,background .2s}.field input:hover,.field select:hover,.field textarea:hover{background:var(--color-panel)}.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--color-accent);background:var(--color-panel);box-shadow:0 0 0 4px var(--color-accent-soft);outline:none}.field input.invalid,.field select.invalid{border-color:var(--color-danger)}.field textarea{resize:vertical;min-height:4rem}.field-row{grid-template-columns:1fr 1fr;gap:.75rem;display:grid}.checkbox-group{flex-direction:column;gap:.5rem;display:flex}.checkbox-group label{color:var(--color-text-secondary);cursor:pointer;align-items:center;gap:.5rem;font-size:.8125rem;font-weight:400;display:flex}.checkbox-group input[type=checkbox]{width:auto;accent-color:var(--color-accent);margin:0}.logo-upload{align-items:center;gap:.875rem;display:flex}.logo-preview{border:1px solid var(--color-hairline);background:var(--color-surface);border-radius:12px;flex-shrink:0;justify-content:center;align-items:center;width:52px;height:52px;display:flex;overflow:hidden}.logo-preview img{object-fit:contain;max-width:80%;max-height:80%}.logo-upload input[type=file]{color:var(--color-text-muted);font-size:.75rem}.btn-clear-logo{color:var(--color-accent);cursor:pointer;background:0 0;border:none;margin-top:.375rem;padding:0;font-size:.75rem;display:block}.btn-clear-logo:hover{text-decoration:underline}.main{flex-direction:column;flex:1;min-width:0;display:flex;overflow:hidden}.toolbar{-webkit-backdrop-filter:saturate(180%)blur(20px);border-bottom:1px solid var(--color-hairline);background:#ffffffb8;flex-wrap:wrap;align-items:center;gap:.5rem;padding:.875rem 1.75rem;display:flex}.toolbar__spacer{flex:1}.btn{font:inherit;letter-spacing:-.01em;border-radius:var(--radius-btn);border:1px solid var(--color-border);background:var(--color-panel);color:var(--color-text);cursor:pointer;align-items:center;gap:.375rem;padding:.5rem 1.125rem;font-size:.8125rem;font-weight:500;transition:background .2s,border-color .2s,color .2s,transform .15s;display:inline-flex}.btn:hover{background:var(--color-bg)}.btn:active{transform:scale(.98)}.btn--primary{background:var(--color-accent);border-color:var(--color-accent);color:#fff}.btn--primary:hover{background:var(--color-accent-hover);border-color:var(--color-accent-hover)}.btn--ghost{color:var(--color-text-muted);background:0 0;border-color:#0000}.btn--ghost:hover{color:var(--color-danger);background:0 0}.toast{color:#fff;border-radius:var(--radius-btn);opacity:0;z-index:1000;pointer-events:none;background:#1d1d1feb;padding:.75rem 1.375rem;font-size:.8125rem;font-weight:500;transition:transform .3s,opacity .3s;position:fixed;bottom:1.75rem;left:50%;transform:translate(-50%)translateY(100px);box-shadow:0 8px 24px #0000002e}.toast.show{opacity:1;transform:translate(-50%)translateY(0)}.preview-wrap{background:radial-gradient(80% 50% at 50% 0,#0071e30f,#0000 55%),linear-gradient(#eef0f3 0%,#f5f5f7 40% 100%);flex:1;justify-content:center;align-items:flex-start;padding:2rem 2rem 4rem;display:flex;overflow-y:auto}.offer-letter{width:210mm;max-width:100%;box-shadow:var(--shadow-letter);color:#1d1d1f;letter-spacing:-.011em;background:#fff;border-radius:16px;padding:14mm 18mm 16mm;font-size:10.5pt;line-height:1.58;overflow:visible}.offer-letter__header{text-align:center;border-bottom:1px solid var(--color-hairline);margin-bottom:1.35rem;padding-bottom:1.15rem}.offer-letter__brand{justify-content:center;align-items:center;gap:.75rem;margin-bottom:.9rem;display:flex}.offer-letter__mark{flex-shrink:0;align-items:center;display:flex}.offer-letter__logo{object-fit:contain;max-width:56px;max-height:40px;display:block}.offer-letter__company{letter-spacing:-.015em;color:#1d1d1f;text-align:left;margin:0;font-size:.9375rem;font-weight:600;line-height:1.3}.offer-letter__rule{display:none}.offer-letter__title{letter-spacing:-.03em;color:#1d1d1f;margin:0 0 .4rem;font-size:1.55rem;font-weight:600;line-height:1.15}.offer-letter__meta{color:#86868b;letter-spacing:.02em;margin:0;font-size:.75rem}.offer-letter__meta-sep{color:#d2d2d7;margin:0 .5rem}.offer-letter__salutation{letter-spacing:-.02em;color:#1d1d1f;margin:0 0 .55rem;font-size:.975rem;font-weight:600}.offer-letter__intro{color:#424245;margin:0 0 1.2rem;font-size:.9rem;line-height:1.62}.offer-role{border-top:1px solid var(--color-hairline);border-bottom:1px solid var(--color-hairline);margin:0 0 1.2rem;padding:.95rem 0}.offer-role__eyebrow{letter-spacing:.14em;text-transform:uppercase;color:#86868b;margin:0 0 .3rem;font-size:.6875rem;font-weight:600}.offer-role__title{letter-spacing:-.025em;color:#1d1d1f;margin:0 0 .45rem;font-size:1.25rem;font-weight:600;line-height:1.25}.offer-role__meta{color:#6e6e73;letter-spacing:-.01em;font-size:.8125rem}.offer-role__dot{color:#d2d2d7;margin:0 .5rem}.offer-section{margin:0 0 1.15rem}.offer-section__label{letter-spacing:.14em;text-transform:uppercase;color:#86868b;margin:0 0 .55rem;font-size:.6875rem;font-weight:600}.offer-comp{flex-wrap:wrap;align-items:center;gap:.25rem .125rem;margin-bottom:.35rem;display:flex}.offer-comp__amount{letter-spacing:-.04em;color:#1d1d1f;font-variant-numeric:tabular-nums;font-size:1.75rem;font-weight:600;line-height:1}.offer-comp__unit{color:#6e6e73;letter-spacing:-.02em;font-size:1rem;font-weight:500;line-height:1}.offer-comp__tax{color:#6e6e73;letter-spacing:.02em;border:1px solid #d2d2d7;border-radius:980px;justify-content:center;align-items:center;margin-left:.625rem;padding:.2rem .55rem;font-size:.6875rem;font-weight:500;line-height:1;display:inline-flex}.offer-comp__notes{color:#6e6e73;flex-wrap:wrap;align-items:center;margin:.35rem 0 0;font-size:.8125rem;line-height:1.45;display:flex}.offer-comp__notes-sep{color:#d2d2d7}.offer-comp__benefits{color:#6e6e73;margin:.45rem 0 0;font-size:.8125rem;line-height:1.45}.offer-detail{margin:0}.offer-detail__row{border-bottom:1px solid #f5f5f7;gap:1.25rem;margin:0;padding:.55rem 0;display:flex}.offer-detail__row:last-child{border-bottom:none}.offer-detail__label{color:#86868b;letter-spacing:-.01em;flex-shrink:0;width:5.5rem;font-size:.8125rem;font-weight:400;display:inline-block}.offer-detail__value{color:#1d1d1f;letter-spacing:-.015em;flex:1;font-size:.9rem;font-weight:500;line-height:1.45}.offer-materials{border-collapse:separate;border-spacing:0;table-layout:fixed;border:1px solid #e8e8ed;border-radius:12px;width:100%;overflow:hidden}.offer-materials__cell{color:#1d1d1f;letter-spacing:-.01em;vertical-align:middle;background:#fbfbfd;border-bottom:1px solid #f0f0f2;border-right:1px solid #f0f0f2;width:50%;padding:.55rem .75rem;font-size:.8125rem;font-weight:500;line-height:1.4}.offer-materials__cell:last-child{border-right:none}.offer-materials__row--last .offer-materials__cell{border-bottom:none}.offer-materials__cell--empty{background:#fff}.offer-letter__reply{color:#424245;margin:0 0 .4rem;font-size:.9rem;line-height:1.6}.offer-deadline{color:#1d1d1f;font-weight:600}.offer-letter__contact-line{color:#6e6e73;margin:0;font-size:.8125rem;line-height:1.45}.offer-letter__note{border-top:1px solid var(--color-hairline);color:#86868b;letter-spacing:-.01em;margin:1.2rem 0 0;padding-top:.95rem;font-size:.75rem;line-height:1.55}.offer-letter__footer{margin-top:1rem}.offer-letter__signature{text-align:right;padding-top:.15rem}.offer-letter__sign-company{letter-spacing:-.02em;color:#1d1d1f;margin:0 0 .7rem;font-size:.9rem;font-weight:600}.offer-letter__sign-name{color:#1d1d1f;letter-spacing:-.015em;margin:0;font-size:.9rem}.offer-letter__sign-title{color:#86868b;margin:.1rem 0 0;font-size:.75rem}.offer-letter__sign-date{color:#86868b;letter-spacing:.01em;margin:.65rem 0 0;font-size:.75rem}.placeholder-text{color:#a1a1a6;font-style:italic;font-weight:400}@media print{@page{size:A4;margin:14mm 16mm}body{background:#fff}.sidebar,.toolbar,.toast{display:none!important}.app{height:auto;display:block;overflow:visible}.main{overflow:visible}.preview-wrap{background:#fff;padding:0;display:block;overflow:visible}.offer-letter{width:100%;max-width:none;box-shadow:none;border-radius:0;padding:0;font-size:10.5pt}.offer-letter__footer,.offer-letter__note{page-break-inside:avoid}.offer-comp__amount{font-size:22pt}.offer-letter__title{font-size:20pt}.offer-role__title{font-size:15pt}}@media (width<=900px){.app{flex-direction:column;height:auto;overflow:auto}.sidebar{width:100%;min-width:0;max-height:48vh}.preview-wrap{padding:1.25rem}.offer-letter{border-radius:12px;width:100%;padding:1.75rem 1.5rem}.offer-comp__amount{font-size:1.625rem}.offer-letter__title{font-size:1.5rem}}