.rz-page{padding-bottom:5rem}.page-topbar{margin-top:56px;border-bottom:1px solid var(--c-border-sub);padding:.6rem 0}.rz-breadcrumb{display:flex;align-items:center;gap:.35rem;font-size:.78rem;color:var(--text-3)}.rz-breadcrumb a{color:#22d3ee;text-decoration:none;transition:color .15s}.rz-breadcrumb a:hover{color:#67e8f9}.rz-breadcrumb-sep{color:var(--c-border)}.rz-tool-header{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:1.5rem;flex-wrap:wrap;gap:.5rem}.rz-tool-title{font-size:clamp(1.6rem,4vw,2.2rem);font-weight:800;letter-spacing:-.04em;color:var(--text-1)}.rz-tool-meta{font-size:.8rem;color:var(--text-3);font-family:var(--mono)}.split-panel{display:grid;grid-template-columns:2fr 3fr;gap:1.5px;background:var(--c-border-sub);border:1px solid var(--c-border-sub);border-radius:14px;overflow:hidden;min-height:400px}.panel-controls{background:var(--surface-1);padding:2rem;display:flex;flex-direction:column;gap:1.5rem}#resizeUploadZone{flex:1;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;cursor:pointer;min-height:260px;border-radius:10px;transition:background .2s;padding:1.5rem}#resizeUploadZone:hover,#resizeUploadZone.drag-over{background:var(--cyan-a)}.file-loaded{display:flex;align-items:center;gap:.875rem;padding:.875rem 1rem;background:var(--surface-2);border:1px solid var(--c-border);border-radius:10px}.file-thumb{width:44px;height:44px;border-radius:6px;background:var(--surface-3);flex-shrink:0;border:1px solid var(--c-border);display:flex;align-items:center;justify-content:center;color:var(--text-3)}.file-info-name{font-size:.825rem;font-weight:600;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:150px;color:var(--text-1)}.file-info-dims{font-size:.75rem;color:var(--text-3);font-family:var(--mono)}.dim-section{display:flex;flex-direction:column;gap:.6rem}.dim-label{font-size:.72rem;font-weight:600;color:var(--text-3);text-transform:uppercase;letter-spacing:.1em}.dim-row{display:flex;align-items:center;gap:.5rem}.dim-field{display:flex;align-items:center;gap:.4rem}.dim-key{font-size:.72rem;font-weight:700;color:var(--text-3);font-family:var(--mono);min-width:10px}.dim-input{width:76px;padding:.55rem .5rem;border:1.5px solid var(--c-border);border-radius:7px;background:var(--surface-2);color:var(--text-1);font-size:.9rem;font-family:var(--mono);text-align:center;transition:border-color .15s;outline:none}.dim-input:focus{border-color:var(--cyan)}.dim-unit{font-size:.7rem;color:var(--text-3);font-family:var(--mono)}.lock-btn{width:34px;height:34px;border:1.5px solid var(--cyan);border-radius:7px;background:var(--cyan-a);color:var(--cyan);display:flex;align-items:center;justify-content:center;cursor:pointer;flex-shrink:0;transition:all .15s}.lock-btn:not(.locked){border-color:var(--c-border);background:transparent;color:var(--text-3)}.sp-btn-primary{width:100%;padding:.75rem;background:var(--cyan);color:#000;font-size:.875rem;font-weight:700;border:none;border-radius:9px;cursor:pointer;transition:opacity .15s;letter-spacing:-.01em}.sp-btn-primary:hover{opacity:.88}.sp-btn-ghost{width:100%;padding:.6rem;background:transparent;color:var(--text-3);font-size:.825rem;border:none;cursor:pointer;transition:color .15s;text-align:center}.sp-btn-ghost:hover{color:var(--text-2)}#resizeEditor{display:none;flex-direction:column;gap:1.5rem}#resizeEditor.active{display:flex}#resizeResult{display:none;flex-direction:column;gap:.75rem}#resizeResult.active{display:flex}.result-label{font-size:.68rem;font-weight:700;color:var(--cyan);text-transform:uppercase;letter-spacing:.14em}.result-dims{font-weight:700;font-size:1rem;color:var(--text-1)}.result-meta{font-size:.78rem;color:var(--text-3);font-family:var(--mono)}.panel-preview{background:var(--bg);display:flex;flex-direction:column}.preview-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.5rem;border-bottom:1px solid var(--c-border-sub);background:var(--surface-1)}.preview-tabs{display:flex;gap:0}.preview-tab{padding:.35rem .875rem;font-size:.78rem;font-weight:600;cursor:pointer;border-radius:6px;color:var(--text-3);transition:all .15s}.preview-tab.active{background:var(--surface-3);color:var(--text-1)}.preview-tab.disabled{opacity:.35;cursor:not-allowed}.preview-size-lbl{font-size:.72rem;color:var(--text-3);font-family:var(--mono)}.preview-area{flex:1;display:flex;align-items:center;justify-content:center;padding:2rem;min-height:280px;position:relative}.preview-empty{display:flex;flex-direction:column;align-items:center;gap:.75rem;color:var(--text-3);text-align:center}.preview-checker{width:200px;height:150px;border-radius:8px;border:1px solid var(--c-border);background:repeating-conic-gradient(var(--surface-2) 0% 25%,var(--surface-3) 0% 50%) 0 0 / 20px 20px;position:relative;overflow:hidden}.preview-checker:after{content:"image preview";position:absolute;bottom:8px;left:50%;transform:translate(-50%);font-size:.68rem;color:var(--text-2);font-family:var(--mono);background:var(--c-border);border:1px solid var(--c-border);padding:2px 8px;border-radius:100px}.preview-empty p{font-size:.78rem}#resizePreviewThumb,#resizeResultThumb{max-width:100%;max-height:340px;object-fit:contain;border-radius:8px;display:none}.preview-footer{padding:1rem 1.5rem;border-top:1px solid var(--c-border-sub);background:var(--surface-1);display:none;align-items:center;justify-content:space-between}.size-compare{display:flex;align-items:center;gap:1rem}.size-item{text-align:center}.size-num{font-size:.9rem;font-weight:700;font-family:var(--mono)}.size-num.before{color:var(--text-3)}.size-num.after{color:var(--cyan)}.size-key{font-size:.65rem;color:var(--text-3);text-transform:uppercase;letter-spacing:.08em}.size-arrow{color:var(--text-3);font-size:.875rem}.preview-dl-btn{display:inline-flex;align-items:center;gap:6px;background:var(--cyan-a);color:var(--cyan);border:1px solid rgba(34,211,238,.25);padding:.5rem 1rem;border-radius:8px;font-size:.825rem;font-weight:600;cursor:pointer;transition:all .15s;text-decoration:none}.preview-dl-btn:hover{background:var(--cyan);color:#000}.preview-dl-btn svg{width:14px;height:14px}.steps-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:0;border:1px solid var(--c-border-sub);border-radius:10px;overflow:hidden}.step-item{padding:1.5rem;border-right:1px solid var(--c-border-sub)}.step-item:last-child{border-right:none}.faq-list{display:flex;flex-direction:column;gap:0;border:1px solid var(--c-border-sub);border-radius:10px;overflow:hidden}.faq-item{border-bottom:1px solid var(--c-border-sub)}.faq-item:last-child{border-bottom:none}.faq-q{width:100%;padding:1rem 1.25rem;background:none;border:none;cursor:pointer;display:flex;align-items:center;justify-content:space-between;gap:1rem;font-size:.875rem;font-weight:600;color:var(--text-1);text-align:left;transition:background .15s}.faq-q:hover{background:var(--surface-1)}.faq-q svg{width:16px;height:16px;color:var(--text-3);flex-shrink:0;transition:transform .2s}.faq-item.open .faq-q svg{transform:rotate(180deg)}.faq-a{display:none;padding:0 1.25rem 1rem;font-size:.825rem;color:var(--text-2);line-height:1.6}.faq-a a{color:var(--cyan)}.faq-item.open .faq-a{display:block}@media(max-width:768px){.split-panel{grid-template-columns:1fr;min-height:auto}.panel-preview{border-top:1px solid var(--c-border-sub)}.steps-grid{grid-template-columns:1fr}.step-item{border-right:none;border-bottom:1px solid var(--c-border-sub)}.step-item:last-child{border-bottom:none}.rz-tool-header{flex-direction:column;gap:.25rem}}