:root{--color-text-primary: #2b2b2b;--color-text-secondary: #666666;--color-text-tertiary: #9a9a9a;--color-bg-page: #f7f7f7;--color-bg-card: #ffffff;--color-border: #eaeaea;--color-black: #111111;--radius-sm: 6px;--radius-md: 8px;--radius-lg: 16px;--color-bg-surface: #fafafa;--space-1: 4px;--space-2: 8px;--space-3: 12px;--space-4: 16px;--space-5: 24px;--space-6: 32px;--space-7: 48px;--space-8: 72px;--space-9: 120px;--font-h1-size: 36px;--font-h1-weight: 500;--font-h1-line-height: 1.2;--font-h2-size: 24px;--font-h2-weight: 500;--font-h2-line-height: 1.3;--font-body-size: 16px;--font-body-weight: 400;--font-body-line-height: 1.6;--form-control-height: calc( var(--font-body-size) * var(--font-body-line-height) + var(--space-2) * 2 + 2px );--font-small-size: 14px;--font-small-weight: 400;--font-small-line-height: 1.4;--font-mobile-small-size: 12px;--font-mobile-body-size: 14px;--font-mobile-control-size: 16px;--font-mobile-action-size: 16px;--font-mobile-section-title-size: 16px;--font-mobile-card-title-size: 16px;--font-mobile-step-title-size: 18px;--font-mobile-option-title-size: 16px;--font-mobile-option-description-size: 14px;--mobile-cover-design-control-height: calc(var(--form-control-height) + 2px)}*{box-sizing:border-box}html,body{height:100%;-webkit-text-size-adjust:100%;text-size-adjust:100%}body{margin:0;background:var(--color-bg-page);color:var(--color-text-primary);font-size:var(--font-body-size);font-weight:var(--font-body-weight);line-height:var(--font-body-line-height);font-family:ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,sans-serif}h1{margin:0 0 var(--space-3);font-size:var(--font-h1-size);font-weight:var(--font-h1-weight);line-height:var(--font-h1-line-height)}h2{margin:0 0 var(--space-3);font-size:var(--font-h2-size);font-weight:var(--font-h2-weight);line-height:var(--font-h2-line-height)}h3{margin:var(--space-4) 0 var(--space-2);font-size:18px;font-weight:500;line-height:1.4}h4{margin:0 0 var(--space-2);font-size:16px;font-weight:500;line-height:1.4}p{margin:0 0 var(--space-3)}ul,ol{margin:0 0 var(--space-3);padding-left:var(--space-6)}li{margin:0 0 var(--space-1)}figure{margin:0}figcaption{margin-top:var(--space-2);color:var(--color-text-secondary);font-size:var(--font-small-size);line-height:var(--font-small-line-height)}small,.text-small{font-size:var(--font-small-size);font-weight:var(--font-small-weight);line-height:var(--font-small-line-height)}.text-secondary{color:var(--color-text-secondary)}.text-tertiary{color:var(--color-text-tertiary)}.app{max-width:calc(1080px - var(--space-6) * 2);margin:0 auto;padding:var(--space-6)}.app.app-cover-design-mobile{max-width:none;padding:0;background:var(--color-bg-page)}.app.app-admin{max-width:none;margin:0}.admin-page-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-4);flex-wrap:wrap}.admin-page-header-copy{display:grid;gap:var(--space-3);flex:1 1 360px;min-width:0}.admin-page-header-copy>*{margin:0}.admin-page-header-actions{display:flex;align-items:center;justify-content:flex-end;gap:var(--space-3);flex:0 1 auto;flex-wrap:wrap}.app-title{display:flex;align-items:center;gap:var(--space-3)}.app-title-home-trigger{-moz-appearance:none;appearance:none;-webkit-appearance:none;padding:0;border:0;background:transparent;color:inherit;text-align:left;cursor:pointer}.app-title-home-trigger:focus-visible{outline:2px solid var(--color-black);outline-offset:4px}.app-header{padding-inline:0}.app-header-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4)}.app-header-inner-aligned{justify-content:space-between}.app-header-actions{display:flex;align-items:center;gap:var(--space-2);flex:0 0 auto}.app-brand{gap:4px}.app-brand-heading{margin:0;font-size:var(--font-h2-size);font-weight:var(--font-h2-weight);line-height:var(--font-h2-line-height)}.app-logo{height:38px;width:auto;display:block;flex:0 0 auto;object-fit:contain}.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-5)}.stack{display:grid;gap:var(--space-4)}.row{display:flex;gap:var(--space-3);flex-wrap:wrap}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--color-border);border-radius:var(--radius-sm);padding:var(--space-2) var(--space-4);background:var(--color-bg-card);color:var(--color-black);font-size:var(--font-body-size);font-weight:500;line-height:1.2;cursor:pointer}.btn-sm{padding:6px 10px;font-size:var(--font-small-size)}.btn:disabled{cursor:not-allowed;opacity:.6}.btn-primary{background:var(--color-black);border-color:var(--color-black);color:#fff}.btn:hover:not(:disabled){border-color:#d6d6d6}.btn-primary:hover:not(:disabled){filter:brightness(.95)}.notice{border:1px solid #f1d9ab;background:#fff7e6;border-radius:var(--radius-md);padding:var(--space-4)}.print-settings-panel{display:grid;gap:var(--space-4);padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:transparent}.print-settings-panel p{margin:0}.print-settings-panel-compact{gap:var(--space-2);padding:0;border-width:0;border-style:solid;border-color:transparent;border-radius:0;background:transparent}.print-settings-grid{display:grid;gap:var(--space-4);grid-template-columns:repeat(2,minmax(0,1fr));align-items:start}.print-settings-grid-single-page{grid-template-columns:repeat(3,minmax(0,1fr))}.print-settings-grid-compact{gap:var(--space-2)}.print-setting-field{margin:0;gap:var(--space-1)}.print-setting-field-compact{gap:6px}.print-setting-inline-field{display:flex;align-items:center;gap:6px;min-width:0;min-height:calc(var(--form-control-height) + 2px);padding:0 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card)}.print-setting-inline-field:focus-within{border-color:var(--color-black);box-shadow:0 0 0 3px #1111111f}.print-setting-inline-label{flex:0 0 auto;color:var(--color-text-secondary);font-size:var(--font-mobile-body-size);line-height:1;white-space:nowrap}.print-setting-inline-field .print-setting-inline-input,.print-setting-inline-display{flex:1 1 auto;min-width:0}input.print-setting-inline-input{width:auto;height:100%;appearance:none;-webkit-appearance:none;-moz-appearance:textfield;border:0;border-radius:0;padding:0;outline:none;background:transparent;box-shadow:none;text-align:right;font-size:var(--font-mobile-body-size)}input.print-setting-inline-input::-webkit-inner-spin-button,input.print-setting-inline-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}input.print-setting-inline-input:focus,input.print-setting-inline-input:focus-visible{border-color:transparent;box-shadow:none}.print-setting-inline-display{display:flex;align-items:center;justify-content:flex-end;gap:6px}.print-setting-inline-value{min-width:0;color:var(--color-text-primary);font-size:var(--font-mobile-body-size);line-height:1.2;text-align:right;white-space:nowrap}.print-setting-inline-action{flex:0 0 auto;width:28px;height:28px;padding:0;border:0;border-radius:999px;background:transparent;color:var(--color-text-primary);display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.print-setting-inline-action:disabled{opacity:.5;cursor:not-allowed}.print-setting-heading{display:flex;align-items:baseline;gap:var(--space-2);flex-wrap:wrap}.print-setting-display{display:flex;align-items:center;min-height:var(--form-control-height);flex:1 1 auto;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);background:var(--color-bg-card);color:var(--color-text-primary)}.print-setting-display-with-action{justify-content:space-between;padding:0 0 0 var(--space-3);gap:var(--space-2)}.print-setting-display-value{min-width:0;flex:1 1 auto}.print-setting-icon-action{flex:0 0 auto;width:calc(var(--form-control-height) - 2px);height:calc(var(--form-control-height) - 2px);border:0;border-radius:0 var(--radius-md) var(--radius-md) 0;background:transparent;color:var(--color-text-primary);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:background-color .12s ease,box-shadow .12s ease,color .12s ease}.print-setting-icon-action:hover:not(:disabled){background:#fafafa}.print-setting-icon-action:focus-visible{outline:none;box-shadow:0 0 0 3px #1111111f}.print-setting-icon-action:disabled{cursor:not-allowed;opacity:.6}.print-settings-tip{color:#a65a00}.notice-danger{border-color:#f5c2c7;background:#fff5f5}.card-sm{padding:var(--space-4)}.price{margin:0 0 var(--space-2);font-weight:600}fieldset{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-4);margin:0}legend{padding:0 var(--space-2);color:var(--color-text-secondary);font-size:var(--font-small-size)}label{display:flex;gap:var(--space-2);align-items:center;margin:0 0 var(--space-2)}input[type=file]{width:100%;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-2);background:var(--color-bg-card)}table{width:100%;border-collapse:collapse;border:1px solid var(--color-border);border-radius:var(--radius-md);overflow:hidden}th,td{padding:var(--space-2) var(--space-3);border-bottom:1px solid var(--color-border);text-align:left;font-size:var(--font-small-size);color:var(--color-text-primary)}th{background:#fafafa;font-weight:500}tr:last-child td{border-bottom:none}.grid-auto{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}.thumb-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fill,minmax(120px,1fr))}.sheet-preview-section{gap:var(--space-2)}.sheet-preview-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.sheet-preview-header h3{margin:0}.sheet-preview-toggle{flex:0 0 auto;white-space:nowrap}.preview-section-title{margin:0;font-size:16px;font-weight:500;line-height:1.4}.preview-section-divider{width:100%;height:1px;background:var(--color-border)}.preview-mode-switch{display:inline-flex;align-items:center;gap:4px;width:fit-content;padding:4px;border:1px solid var(--color-border);border-radius:999px;background:#f5f6f8}.preview-mode-tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;min-width:96px;padding:8px 14px;border:0;border-radius:999px;background:transparent;color:var(--color-text-secondary);font-size:17px;line-height:var(--font-small-line-height);font-weight:500;cursor:pointer;transition:background-color .12s ease,color .12s ease,box-shadow .12s ease}.preview-mode-tab:focus-visible{outline:none;box-shadow:0 0 0 3px #4f7cff33}.preview-mode-tab.is-active{background:var(--color-black);color:#fff;box-shadow:0 1px 3px #0f172a1f}.preview-mode-tab:disabled{cursor:not-allowed;opacity:.6}.reader-preview{gap:var(--space-3)}.reader-preview-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.reader-preview-copy{display:grid;gap:var(--space-1)}.reader-preview-copy>*{margin:0}.reader-preview-meta{margin:0}.reader-preview-title{color:var(--color-text-primary);font-size:16px;font-weight:500;line-height:1.4}.reader-preview-spread{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:start;gap:var(--space-3)}.reader-preview-spread.is-single-page{width:min(100%,900px);grid-template-columns:minmax(0,1fr);margin-inline:auto;justify-self:center}.reader-preview-page{min-width:0}.reader-preview-frame{background:#fff}.reader-preview-phone-single-page{gap:var(--space-3)}.reader-preview-phone-stage{display:grid;gap:var(--space-3);min-height:0}.reader-preview-phone-spread{grid-template-columns:minmax(0,1fr);align-items:stretch}.reader-preview-phone-page{gap:var(--space-3)}.reader-preview-phone-frame{display:flex;align-items:center;justify-content:center;min-height:clamp(280px,52vh,640px);padding:0;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff}.reader-preview-phone-frame .thumb,.reader-preview-phone-frame .reader-preview-placeholder{width:auto;max-width:100%;max-height:min(56vh,640px);object-fit:contain;margin:0 auto}.reader-preview-phone-caption{margin-top:0}.reader-preview-phone-actions{display:grid;gap:var(--space-2);padding:0;border:0;border-radius:0;background:transparent}.reader-preview-phone-position{display:grid;gap:var(--space-2)}.reader-preview-phone-position .sheet-slot-position-heading,.reader-preview-phone-empty-hint{margin:0}.reader-preview-phone-action-row{display:flex;align-items:stretch;flex-wrap:nowrap;gap:var(--space-2)}.reader-preview-phone-position-field{display:flex;align-items:center;gap:6px;flex:1.15 1 0;min-width:0;padding:0 8px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card)}.reader-preview-phone-position-field:focus-within{border-color:var(--color-black);box-shadow:0 0 0 3px #1111111f}.reader-preview-phone-position-label{flex:0 0 auto;color:var(--color-text-secondary);font-size:var(--font-mobile-body-size);line-height:1;white-space:nowrap}.reader-preview-phone-position-field .reader-preview-phone-position-input{flex:1 1 auto;min-width:0;width:auto;height:100%;appearance:none;-webkit-appearance:none;-moz-appearance:textfield;border:0;border-radius:0;padding:0;outline:none;background:transparent;box-shadow:none;text-align:right;font-size:var(--font-mobile-body-size)}.reader-preview-phone-position-field .reader-preview-phone-position-input::-webkit-inner-spin-button,.reader-preview-phone-position-field .reader-preview-phone-position-input::-webkit-outer-spin-button{-webkit-appearance:none;margin:0}.reader-preview-phone-position-field .reader-preview-phone-position-input:focus,.reader-preview-phone-position-field .reader-preview-phone-position-input:focus-visible{border-color:transparent;box-shadow:none}.reader-preview-phone-action-row .btn{flex:0 1 auto;min-width:0;font-size:var(--font-mobile-body-size);padding:8px 10px;line-height:1.15;white-space:normal}.reader-preview-phone-action-button-page-mode{flex:1 1 0;min-width:0}.reader-preview-phone-action-button-compact{flex:0 0 56px;min-width:56px;padding-inline:6px;white-space:nowrap}.reader-preview-phone-progress{display:grid;gap:var(--space-2)}.reader-preview-phone-progress-track{width:100%;height:8px;border-radius:999px;overflow:hidden;background:#e5e7eb}.reader-preview-phone-progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#111,#444);transition:width .18s ease}.reader-preview-nav-button{width:40px;height:40px;border:1px solid var(--color-border);border-radius:999px;background:#fff;color:var(--color-text-primary);display:inline-flex;align-items:center;justify-content:center;cursor:pointer;transition:transform .12s ease,box-shadow .12s ease,background-color .12s ease}.reader-preview-nav-button-prominent{width:56px;height:56px;border-color:#0f172a1f;background:#fffffff5;box-shadow:0 10px 24px #0f172a24}.reader-preview-nav-button:hover:not(:disabled){transform:translateY(-1px);box-shadow:0 8px 18px #0f172a1a}.reader-preview-nav-button:disabled{cursor:not-allowed;opacity:.45;box-shadow:none}.reader-preview-nav-icon{display:inline-flex;align-items:center;justify-content:center;font-size:18px;line-height:1;width:18px;height:18px}.reader-preview-nav-icon-prominent{font-size:28px;font-weight:700;width:28px;height:28px}.reader-preview-nav-icon svg{width:100%;height:100%}.reader-preview-image,.reader-preview-placeholder{background:#fafafa}.reader-preview-placeholder{min-height:240px}.thumb{display:block;width:100%;border:1px solid var(--color-border);border-radius:var(--radius-sm)}.thumb-placeholder{width:100%;aspect-ratio:3 / 4;border:1px dashed var(--color-border);border-radius:var(--radius-sm);display:grid;place-items:center;color:var(--color-text-secondary);background:#fafafa}.illustration{border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fafafa;display:block;width:100%;max-width:420px;height:auto;margin:0 auto}.illustration-left{margin-left:0;margin-right:0}.illustration-placeholder{min-height:220px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-1);padding:var(--space-4);text-align:center}.upload-layout{display:grid;gap:var(--space-4);grid-template-columns:1fr 280px}@media (max-width: 720px){.upload-layout{grid-template-columns:1fr}.app-header-inner,.app-header-inner-aligned{flex-wrap:wrap}.app-title{min-width:0;flex:1 1 100%}.app-header-actions{margin-left:auto;max-width:100%}.app-logo{height:28px}.app-brand-heading{font-size:var(--font-mobile-step-title-size);line-height:1.2}.app-feedback-button{padding:6px 10px;font-size:var(--font-mobile-small-size);max-width:100%}.app{background:var(--color-bg-card)}}.sheet-thumb-grid{display:grid;gap:var(--space-4)}.sheet-thumb-grid.is-grouped{grid-template-columns:1fr;align-items:start}.thumbnail-group-section{display:grid;gap:var(--space-3)}.thumbnail-group-section.is-width-aligned{justify-self:stretch;width:100%;max-width:none;min-width:0}.thumbnail-group-section.is-width-aligned>.thumbnail-group-section-header,.thumbnail-group-section.is-width-aligned>.thumbnail-group-sheet-grid{width:100%}.sheet-thumb-grid.is-grouped.is-group-content-aligned .thumbnail-group-section.is-width-aligned{justify-self:stretch}.thumbnail-group-section-header{display:flex;align-items:baseline;justify-content:space-between;gap:var(--space-3);flex-wrap:wrap;padding-bottom:var(--space-1);border-bottom:1px solid var(--color-border)}.thumbnail-group-section-header h4,.thumbnail-group-section-header p{margin:0}.thumbnail-group-sheet-grid{display:grid;gap:var(--space-4);grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),420px));justify-content:start;align-items:start}.thumbnail-group-sheet-grid.is-content-width-aligned{grid-template-columns:repeat(auto-fit,minmax(min(340px,100%),1fr));justify-content:stretch}.thumbnail-group-sheet-grid.is-content-width-aligned.is-single-sheet-fixed-width{grid-template-columns:minmax(min(340px,100%),420px);justify-content:start}.thumbnail-sheet-card{width:100%}.thumbnail-group-sheet-grid.is-single-page-print{grid-template-columns:repeat(auto-fit,minmax(min(300px,100%),1fr))}.thumbnail-sheet-card.is-single-page-print{align-content:start}.thumbnail-grid-header{display:flex;align-items:flex-start;justify-content:space-between;gap:var(--space-3);flex-wrap:wrap}.thumbnail-grid-heading-group{display:flex;align-items:baseline;gap:var(--space-3);flex-wrap:wrap;min-width:0}.thumbnail-grid-heading-group h3,.thumbnail-grid-edit-summary{margin:0}.thumbnail-grid-reset-btn{flex:0 0 auto;white-space:nowrap}.perfect-binding-single-leaf-summary p{margin:0}.perfect-binding-group-grid.perfect-binding-group-grid-four-up{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));align-items:stretch;gap:var(--space-2)}.perfect-binding-group-card.perfect-binding-group-card-compact{min-width:0;box-sizing:border-box;display:grid;gap:var(--space-2);padding:var(--space-2);border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fafafa}.perfect-binding-group-card-header.perfect-binding-group-card-header-stacked{display:grid;gap:var(--space-2);justify-items:start}.perfect-binding-group-card-header strong,.perfect-binding-group-card-meta{margin:0}.perfect-binding-group-sheet-control{display:inline-flex;align-items:center;gap:var(--space-1);white-space:nowrap}.perfect-binding-group-sheet-input-wrap{display:inline-flex}.perfect-binding-group-sheet-input{width:4.5rem;min-width:4.5rem;flex:0 0 4.5rem;text-align:center}.perfect-binding-group-section-mobile{display:grid;gap:var(--space-2);padding:var(--space-2) 0 0;background:var(--color-bg-card)}.perfect-binding-group-section-header{display:grid;gap:var(--space-1)}.perfect-binding-group-section-header .preview-section-title,.perfect-binding-group-mobile-summary-text{margin:0}.perfect-binding-group-mobile-summary-text{font-size:var(--font-mobile-body-size);line-height:1.4}.perfect-binding-group-mobile-input-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.perfect-binding-group-mobile-setting{display:grid;grid-template-columns:minmax(0,1fr) minmax(32px,auto);gap:var(--space-2);align-items:center;width:100%;height:34px;min-height:34px;padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-text-primary)}.perfect-binding-group-mobile-setting:focus-within{border-color:var(--color-black);box-shadow:0 0 0 3px #1111111f}.perfect-binding-group-mobile-setting-label{overflow:hidden;color:var(--color-text-secondary);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1.25;text-overflow:ellipsis;white-space:nowrap}.perfect-binding-group-mobile-sheet-input{-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield;width:48px;min-width:0;height:40px;padding:0;border:0;background:transparent;color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:400;line-height:1;text-align:right;outline:none}.perfect-binding-group-mobile-setting input.perfect-binding-group-mobile-sheet-input{width:48px;height:100%;min-height:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;text-align:right}.perfect-binding-group-mobile-setting input.perfect-binding-group-mobile-sheet-input:focus,.perfect-binding-group-mobile-setting input.perfect-binding-group-mobile-sheet-input:focus-visible{border-color:transparent;box-shadow:none}.perfect-binding-group-mobile-sheet-input::-webkit-outer-spin-button,.perfect-binding-group-mobile-sheet-input::-webkit-inner-spin-button{margin:0;-webkit-appearance:none}.perfect-binding-group-mobile-sheet-input:disabled{color:var(--color-text-tertiary);-webkit-text-fill-color:var(--color-text-tertiary)}.sheet-side{display:grid;gap:var(--space-2)}.sheet-side>p{margin:0}.sheet-spread{display:grid;gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr))}.sheet-spread.sheet-spread-single-page{max-width:420px;grid-template-columns:minmax(0,1fr)}.sheet-slot{display:grid;gap:var(--space-2)}.sheet-slot-thumb-frame{position:relative;overflow:hidden;border-radius:var(--radius-sm)}.sheet-slot-placeholder{min-height:1px}.sheet-slot-controls{display:grid;gap:var(--space-2)}.sheet-slot-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;grid-template-columns:minmax(0,1fr) auto minmax(0,1fr);align-items:flex-end;padding:var(--space-3);background:linear-gradient(180deg,#fff0 46%,#ffffffc7);pointer-events:none}.sheet-slot-overlay-nav{display:flex;align-items:flex-end;pointer-events:auto}.sheet-slot-overlay-nav-start{justify-content:flex-start}.sheet-slot-overlay-nav-end{justify-content:flex-end}.sheet-slot-overlay-actions{display:flex;align-items:center;justify-content:center;gap:var(--space-4);pointer-events:auto}.sheet-slot-overlay-thumbnail .sheet-slot-overlay-actions{grid-column:2;justify-content:space-between;width:min(100%,10.75rem);margin-inline:auto;gap:var(--space-2)}.sheet-slot-overlay-fab{width:2.625rem;height:2.625rem;border:0;border-radius:999px;display:flex;justify-content:center;align-items:center;color:var(--color-text-primary);background:#ffffffd6;box-shadow:0 8px 18px #0f172a1f;font-weight:600;font-size:.9375rem;line-height:1;backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:transform .16s ease,background-color .16s ease,box-shadow .16s ease,opacity .16s ease;cursor:pointer}.sheet-slot-overlay-fab-add,.sheet-slot-overlay-fab-delete{flex:0 0 auto}.sheet-slot-overlay-fab-icon{display:inline-flex;align-items:center;justify-content:center;line-height:1}.sheet-slot-overlay-fab-delete .sheet-slot-overlay-fab-icon svg{width:1.6rem;height:1.6rem}.sheet-slot-overlay-fab-add .sheet-slot-overlay-fab-icon svg{width:1.6rem;height:1.6rem}.sheet-slot-overlay-fab:hover:not(:disabled){transform:translateY(-1px);background:#ffffffeb;box-shadow:0 10px 22px #0f172a29}.sheet-slot-overlay-fab:disabled{cursor:not-allowed;opacity:.48;box-shadow:none}.sheet-slot-position{display:grid;gap:var(--space-1)}.sheet-slot-position-heading{display:flex;align-items:baseline;flex-wrap:wrap;gap:var(--space-2)}.sheet-slot-position .sheet-slot-source-meta{color:var(--color-text-secondary)}.sheet-slot-source-meta{white-space:nowrap}@media (min-width: 960px){.sheet-thumb-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}input[type=text],input[type=password],input[type=number],select,textarea{width:100%;border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3);background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-body-size);line-height:var(--font-body-line-height);transition:border-color .12s ease,box-shadow .12s ease}input[type=text]:focus,input[type=text]:focus-visible,input[type=password]:focus,input[type=password]:focus-visible,input[type=number]:focus,input[type=number]:focus-visible,select:focus,select:focus-visible,textarea:focus,textarea:focus-visible{outline:none;border-color:var(--color-black);box-shadow:0 0 0 3px #1111111f}textarea{resize:vertical;min-height:120px}a{color:var(--color-black)}.admin-code-list{display:grid;gap:var(--space-3)}.admin-tab-list{display:flex;gap:var(--space-2);flex-wrap:wrap}.admin-feedback-layout{display:grid;gap:var(--space-4)}.admin-stats-summary-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(160px,1fr))}.admin-stats-summary-card{min-height:112px;justify-content:space-between}.admin-stats-summary-value{font-size:clamp(1.5rem,2vw,2rem);line-height:1.1}.admin-table-wrap{overflow-x:auto}.admin-data-table{min-width:1160px}.admin-data-table th{white-space:nowrap}.admin-data-table td{vertical-align:top;line-height:1.4}.admin-cell-nowrap{display:block;white-space:nowrap}.admin-cell-truncate{display:block;max-width:180px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.admin-cell-truncate-lg{max-width:240px}.admin-table-action-row{display:flex;gap:var(--space-2);align-items:center;white-space:nowrap}.admin-table-secondary{color:var(--color-text-secondary);font-size:var(--font-small-size);line-height:1.5}.admin-feedback-image-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(140px,1fr))}.admin-feedback-image{width:100%;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff}.feedback-dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:60;display:flex;justify-content:center;align-items:center;padding:var(--space-4);background:#0f172a61}.feedback-dialog{--feedback-block-gap: var(--space-4);width:min(720px,100%);max-height:min(90vh,900px);overflow-y:auto;gap:var(--feedback-block-gap)}.feedback-dialog-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-3)}.feedback-dialog-header h2,.feedback-qr-section h3,.feedback-dialog-header p{margin:0}.feedback-dialog-copy{gap:var(--space-2)}.feedback-form{gap:var(--feedback-block-gap)}.feedback-form-field{gap:var(--space-2)}.feedback-image-list{margin:0;padding-left:var(--space-4);display:grid;gap:var(--space-1)}.feedback-qr-section{margin-top:var(--space-4);padding-top:28px;border-top:1px solid var(--color-border);display:grid;gap:var(--space-4)}.feedback-qr-section .feedback-qr-layout{margin-top:0;margin-bottom:0}.print-test-dialog-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:70;display:flex;justify-content:center;align-items:center;padding:var(--space-4);background:#0f172a61}.print-test-dialog{width:min(760px,100%);max-height:min(90vh,900px);overflow-y:auto;gap:var(--space-5)}.print-test-dialog-header{display:flex;justify-content:space-between;align-items:flex-start;gap:var(--space-3)}.print-test-dialog-close-btn{flex:0 0 auto;white-space:nowrap;writing-mode:horizontal-tb}.print-test-dialog-header h2{margin:0}.print-test-dialog-copy,.print-test-dialog-instructions,.print-test-dialog-result-actions{gap:var(--space-3)}.print-test-dialog-copy p,.print-test-dialog-instructions p{margin:0}.print-test-dialog-primary-actions{display:flex;flex-wrap:wrap;align-items:center;gap:var(--space-3)}.print-test-dialog-secondary-btn{white-space:nowrap}.padding-confirm-dialog{width:min(400px,100%)}.padding-confirm-dialog-actions{display:flex;justify-content:flex-end;align-items:center;gap:var(--space-3)}.padding-confirm-dialog-cancel-btn{white-space:nowrap}.preview-step{--preview-inner-pad: var(--space-5);--preview-actions-reserve: calc(184px + env(safe-area-inset-bottom, 0px)) ;padding:0;overflow:hidden}.cover-design-step{overflow:visible}.preview-step-header{padding:var(--space-5) var(--space-5) var(--space-4)}.preview-step-toggle-row{display:grid;gap:var(--space-3);padding:0 var(--preview-inner-pad) var(--space-4)}.preview-step-paper-size-field{max-width:320px;gap:var(--space-1)}.preview-step-field-label{font-size:var(--font-small-size);line-height:var(--font-small-line-height);color:var(--color-text-secondary)}.preview-step-checkbox{display:inline-flex;align-items:center;gap:var(--space-2);margin:0;color:var(--color-text-primary);font-size:var(--font-small-size);line-height:var(--font-small-line-height)}.preview-step-checkbox input[type=checkbox]{margin:0}.preview-step-content{padding:0 var(--preview-inner-pad) calc(var(--preview-actions-reserve) + var(--preview-inner-pad))}.preview-progress-card{display:grid;gap:var(--space-2);padding:var(--space-3);border:1px solid rgba(79,124,255,.18);border-radius:var(--radius-md);background:#4f7cff0a}.preview-progress-track{position:relative;width:100%;height:10px;border-radius:999px;overflow:hidden;background-color:#e5e7eb}.preview-progress-fill{height:100%;border-radius:inherit;background:linear-gradient(90deg,#4f7cff,#6d92ff);transition:width .22s ease-out}.preview-progress-meta{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.preview-progress-status{margin:0;color:var(--color-text-primary);font-size:var(--font-small-size);line-height:var(--font-small-line-height)}.preview-progress-percentage{color:var(--color-text-secondary);font-size:var(--font-small-size);line-height:var(--font-small-line-height);font-variant-numeric:tabular-nums}.preview-actions-sticky{position:fixed;left:50%;transform:translate(-50%);bottom:0;z-index:30;display:flex;flex-direction:row;gap:var(--space-3);justify-content:flex-start;padding-top:var(--space-3);padding-right:var(--preview-inner-pad);padding-bottom:calc(var(--space-3) + env(safe-area-inset-bottom,0px));padding-left:var(--preview-inner-pad);box-sizing:border-box;border-top:1px solid var(--color-border);border-radius:0;background:#fffffff5;-webkit-backdrop-filter:saturate(120%) blur(2px);backdrop-filter:saturate(120%) blur(2px)}.preview-step:not(.cover-design-step) .preview-actions-sticky{flex-direction:column;justify-content:flex-end}.preview-step-mobile{border:0;border-radius:0;background:transparent;padding-inline:0;padding-bottom:80px}.preview-step-mobile .mobile-bottom-action-bar{position:fixed;left:0;right:0;bottom:0;border-radius:0;margin:0}.preview-step-mobile .mobile-bottom-action-bar-actions.has-secondary{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-cover-design-step .mobile-bottom-action-bar{position:fixed;left:0;right:0;bottom:0;border-radius:0;margin:0}.mobile-cover-design-step .mobile-bottom-action-bar-actions.has-secondary{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-cover-design-step .cover-print-mobile-flow{margin-inline:0;padding-bottom:calc(96px + env(safe-area-inset-bottom,0px))}.mobile-cover-design-step .cover-print-mobile-preview-settings-card{display:grid;gap:var(--space-4);margin-inline:0;padding:var(--space-4);border-radius:0;background:var(--color-bg-card)}.mobile-cover-design-step .cover-print-preview-section{margin-inline:0;padding:var(--space-4);border-radius:0;background:var(--color-bg-card)}.mobile-cover-design-step .cover-print-mobile-preview-settings-card .cover-print-preview-section{padding:0;background:transparent}.mobile-cover-design-step .cover-print-mobile-preview-settings-card .cover-print-preview-section[data-edge-to-edge=true]{margin-inline:calc(-1 * var(--space-4));width:calc(100% + 2 * var(--space-4))}.mobile-cover-design-step .cover-print-preview-stage[data-layout=mobile-focus]{gap:var(--space-1)}.mobile-cover-design-step .cover-print-preview-label-track{min-height:16px}.preview-step-mobile-summary{margin:0;font-size:var(--font-mobile-body-size);text-align:center}.cover-print-actions-sticky{display:flex;flex-direction:row}.preview-edit-status-bar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);border:0;border-radius:0;background:transparent;padding:0}.preview-edit-status-summary{margin:0}.preview-edit-status-actions{display:flex;align-items:center;gap:var(--space-3);flex-shrink:0}.preview-step-mobile .preview-edit-status-bar{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2);flex-wrap:nowrap}.preview-step-mobile .preview-edit-status-summary{margin:0;flex:1 1 auto;min-width:0;line-height:1.5;white-space:nowrap}.preview-step-mobile .preview-edit-status-actions{justify-content:flex-start;gap:var(--space-2);flex-wrap:nowrap}.preview-actions-row{display:flex;gap:var(--space-3)}.preview-actions-sticky>.btn,.preview-actions-row .btn{flex:1 1 0;min-width:0}.cover-print-editor-controls{display:grid;gap:var(--space-5)}.cover-print-primary-settings{display:grid;gap:var(--space-3) var(--space-4);width:100%;align-items:start}.cover-print-primary-settings>.cover-print-editor-section{display:contents;gap:0}.cover-print-primary-settings-group{display:contents}.cover-print-primary-settings>.cover-print-editor-section>.cover-print-editor-grid{display:contents}.cover-print-primary-settings .cover-print-field{min-width:0;width:100%}.cover-print-primary-settings[data-columns="3"]{grid-template-columns:repeat(3,minmax(0,1fr))}.cover-print-primary-settings[data-columns="4"]{grid-template-columns:repeat(4,minmax(0,1fr))}.cover-print-primary-settings[data-layout=weighted-grid][data-columns="4"]{grid-template-columns:minmax(0,.72fr) minmax(0,.72fr) minmax(0,.86fr) minmax(0,1.7fr)}.cover-print-primary-settings[data-columns="5"]{grid-template-columns:repeat(5,minmax(0,1fr))}.cover-print-primary-settings[data-layout=compact-color-grid][data-columns="5"]{grid-template-columns:minmax(0,1fr) minmax(0,1fr) 72px 72px 72px}.cover-print-primary-settings[data-layout=weighted-grid][data-columns="5"]{grid-template-columns:minmax(0,.72fr) minmax(0,.72fr) minmax(0,.84fr) minmax(0,.78fr) minmax(0,1.28fr)}.cover-print-primary-settings[data-columns="6"]{grid-template-columns:repeat(6,minmax(0,1fr))}.cover-print-primary-settings[data-layout=compact-color-grid][data-columns="6"]{grid-template-columns:minmax(0,.78fr) minmax(0,.78fr) minmax(0,1fr) 72px 72px 72px}.cover-print-primary-settings[data-layout=weighted-grid][data-columns="6"]{grid-template-columns:minmax(0,.72fr) minmax(0,.72fr) minmax(0,.84fr) minmax(0,.78fr) minmax(0,1fr) minmax(0,1fr)}.cover-print-primary-settings[data-columns="7"]{grid-template-columns:repeat(7,minmax(0,1fr))}.cover-print-primary-settings[data-layout=compact-color-grid][data-columns="7"]{grid-template-columns:minmax(0,.78fr) minmax(0,.78fr) 72px minmax(0,1fr) 72px 72px 72px}.cover-print-primary-settings[data-layout=weighted-grid][data-columns="7"]{grid-template-columns:minmax(0,.72fr) minmax(0,.72fr) minmax(0,.84fr) minmax(0,1.28fr) minmax(0,.78fr) minmax(0,1fr) minmax(0,1fr)}.cover-print-primary-settings[data-columns="8"]{grid-template-columns:repeat(8,minmax(0,1fr))}.cover-print-primary-settings .cover-print-field-input-compact{width:100%!important;min-width:0;max-width:none}.cover-print-primary-settings .cover-print-color-selector{width:100%}.cover-print-primary-settings .cover-print-flap-toggle-row{display:contents}.cover-print-primary-settings .cover-print-flap-toggle-header{grid-column:1 / -1;margin-bottom:calc(var(--space-2) * -1)}.cover-print-primary-settings .cover-print-flap-toggle-label{min-height:0;align-self:start;padding-bottom:0}@media (max-width: 980px){.cover-print-primary-settings{grid-template-columns:repeat(2,minmax(0,1fr))!important}.cover-print-primary-settings .cover-print-field{width:100%}.cover-print-primary-settings .cover-print-color-selector{flex-wrap:wrap}}.cover-print-editor-section{display:grid;gap:var(--space-3)}.cover-print-finished-size-section{gap:var(--space-1)}.cover-print-finished-size-section .cover-print-finished-size-toggle{min-height:0;align-self:start;padding-bottom:0}@media (min-width: 981px){.cover-print-primary-settings.cover-print-finished-size-grid .cover-print-field-label{display:flex;align-items:flex-end;min-height:2.8em}}.cover-print-mobile-finished-size-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);width:100%}.cover-print-mobile-finished-size-field{justify-content:space-between;margin:0}.cover-print-mobile-finished-size-input{color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1}input.cover-print-mobile-finished-size-input{border:0;background:transparent;box-shadow:none;text-align:right}input.cover-print-mobile-finished-size-input:focus,input.cover-print-mobile-finished-size-input:focus-visible{border-color:transparent;box-shadow:none}.cover-print-finished-size-summary{margin-left:var(--space-2);font-weight:400}.cover-print-editor-grid{display:flex;flex-wrap:wrap;gap:var(--space-3) var(--space-4);align-items:end}.cover-print-field{display:grid;gap:var(--space-1);align-content:start;margin:0}.cover-print-field-inline{display:flex;align-items:center;gap:var(--space-3);min-width:0}.cover-print-field-wide{flex:1 1 280px;min-width:min(280px,100%)}.cover-print-field-label{font-size:var(--font-small-size);line-height:var(--font-small-line-height);color:var(--color-text-primary)}.cover-print-field-input-compact{width:auto!important;min-width:96px;max-width:132px}.cover-print-field-input-long{min-width:min(320px,100%);max-width:100%}.cover-print-field-input-action-row{position:relative;width:100%}.cover-print-field-input-with-action{width:100%!important;min-width:0;max-width:none;padding-right:56px}.cover-print-field-input-with-action[type=number]{-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield}.cover-print-field-input-with-action[type=number]::-webkit-outer-spin-button,.cover-print-field-input-with-action[type=number]::-webkit-inner-spin-button{margin:0;-webkit-appearance:none}.cover-print-field-action-btn{-moz-appearance:none;appearance:none;-webkit-appearance:none;position:absolute;top:50%;right:8px;display:inline-flex;align-items:center;justify-content:center;width:36px;height:36px;padding:0;border:0;border-radius:0;background:transparent;color:var(--color-black);box-shadow:none;transform:translateY(-50%);cursor:pointer}.cover-print-field-action-btn:hover{background:transparent}.cover-print-field-action-btn svg{width:28px;height:28px}.cover-print-color-selector{--cover-print-picker-max-width: 352px;--cover-print-picker-viewport-gap: 32px;--cover-print-picker-padding: 10px;--cover-print-picker-radius: 10px;--cover-print-picker-plane-aspect: 1.64;--cover-print-picker-plane-radius: 9px;--cover-print-picker-handle-size: 12px;--cover-print-picker-preview-size: 32px;--cover-print-picker-toolbar-gap: 8px;--cover-print-picker-toolbar-margin-top: 8px;--cover-print-picker-hue-height: 8px;--cover-print-picker-hue-thumb-size: 16px;--cover-print-picker-grid-gap: 6px;--cover-print-picker-grid-margin-top: 10px;--cover-print-picker-channel-gap: 4px;--cover-print-picker-input-height: 40px;--cover-print-picker-input-padding-x: 6px;--cover-print-picker-input-font-size: 13px;position:relative;display:flex;flex-wrap:wrap;gap:8px;align-items:center;min-height:42px}.cover-print-color-selector-inline{flex:1 1 auto;min-width:0}.cover-print-color-swatch-row{display:flex;flex-wrap:wrap;gap:8px}.cover-print-color-swatch-btn,.cover-print-color-custom-btn,.cover-print-color-compact-trigger,.cover-print-color-swatch-trigger{-webkit-appearance:none;-moz-appearance:none;appearance:none;cursor:pointer;transition:border-color .12s ease,box-shadow .12s ease,transform .12s ease}.cover-print-color-swatch-btn:hover,.cover-print-color-custom-btn:hover,.cover-print-color-compact-trigger:hover,.cover-print-color-swatch-trigger:hover{transform:translateY(-1px)}.cover-print-color-swatch-btn,.cover-print-color-swatch-trigger{position:relative;display:inline-flex;align-items:center;justify-content:center;width:38px;height:38px;padding:0;border:0;background:transparent}.cover-print-color-native-trigger{overflow:hidden;-webkit-tap-highlight-color:transparent}.cover-print-color-native-input{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;margin:0;padding:0;border:0;opacity:0;cursor:pointer}.cover-print-color-native-input::-webkit-color-swatch-wrapper{padding:0}.cover-print-color-native-input::-webkit-color-swatch{border:0}.cover-print-color-native-trigger:focus-within .cover-print-color-swatch-chip,.cover-print-color-native-trigger:focus-within .cover-print-color-compact-chip,.cover-print-color-native-trigger:focus-within .cover-print-color-custom-chip{box-shadow:0 0 0 3px #11111129}.cover-print-color-swatch-chip{display:block;width:100%;height:100%;border:1px solid rgba(17,17,17,.12);border-radius:var(--radius-md)}.cover-print-color-swatch-btn.is-selected .cover-print-color-swatch-chip,.cover-print-color-swatch-trigger.is-selected .cover-print-color-swatch-chip{box-shadow:0 0 0 3px #111111eb}.cover-print-color-swatch-check{position:absolute;top:0;right:0;bottom:0;left:0;display:inline-flex;align-items:center;justify-content:center;font-size:18px;font-weight:700;line-height:1;text-shadow:0 1px 2px rgba(17,17,17,.18)}.cover-print-color-custom-btn{position:relative;display:inline-flex;align-items:center;gap:8px;min-height:38px;padding:0 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff;color:var(--color-text-primary);font-size:var(--font-small-size);line-height:1}.cover-print-color-compact-trigger{display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:var(--form-control-height);padding:0 10px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff}.cover-print-color-custom-btn.is-selected,.cover-print-color-compact-trigger.is-selected{border-color:var(--color-black);box-shadow:0 0 0 1px #1111112e}.cover-print-color-custom-chip{display:inline-block;width:14px;height:14px;border:1px solid rgba(17,17,17,.16);border-radius:999px;flex:0 0 auto}.cover-print-color-compact-chip{display:inline-block;width:18px;height:18px;border:1px solid rgba(17,17,17,.16);border-radius:999px}.cover-print-color-picker-popover{position:absolute;top:calc(100% + 10px);left:0;z-index:40;width:min(var(--cover-print-picker-max-width),calc(100vw - var(--cover-print-picker-viewport-gap)));padding:var(--cover-print-picker-padding);border:1px solid rgba(17,17,17,.16);border-radius:var(--cover-print-picker-radius);background:#fff;box-shadow:0 18px 40px #1111112e}.cover-print-color-picker-panel{--cover-print-picker-max-width: 352px;--cover-print-picker-viewport-gap: 32px;--cover-print-picker-padding: 10px;--cover-print-picker-radius: 10px;--cover-print-picker-plane-aspect: 1.64;--cover-print-picker-plane-radius: 9px;--cover-print-picker-handle-size: 12px;--cover-print-picker-preview-size: 32px;--cover-print-picker-toolbar-gap: 8px;--cover-print-picker-toolbar-margin-top: 8px;--cover-print-picker-hue-height: 8px;--cover-print-picker-hue-thumb-size: 16px;--cover-print-picker-grid-gap: 6px;--cover-print-picker-grid-margin-top: 10px;--cover-print-picker-channel-gap: 4px;--cover-print-picker-input-height: 40px;--cover-print-picker-input-padding-x: 6px;--cover-print-picker-input-font-size: 13px}.cover-print-color-picker-panel-simple{--cover-print-picker-plane-aspect: 2.08;--cover-print-picker-plane-radius: 10px;--cover-print-picker-handle-size: 18px;--cover-print-picker-toolbar-margin-top: 16px;--cover-print-picker-hue-height: 6px;--cover-print-picker-hue-thumb-size: 22px}.cover-print-color-picker-plane{position:relative;width:100%;aspect-ratio:var(--cover-print-picker-plane-aspect);border:1px solid rgba(17,17,17,.18);border-radius:var(--cover-print-picker-plane-radius);overflow:hidden;cursor:crosshair;background-image:linear-gradient(to top,#000,#0000),linear-gradient(to right,#fff,#fff0)}.cover-print-color-picker-panel-simple .cover-print-color-picker-plane{border:0}.cover-print-color-picker-plane-handle{position:absolute;width:var(--cover-print-picker-handle-size);height:var(--cover-print-picker-handle-size);border:3px solid #ffffff;border-radius:999px;box-shadow:0 0 0 1px #11111138;transform:translate(-50%,-50%)}.cover-print-color-picker-panel-simple .cover-print-color-picker-plane-handle{box-shadow:0 0 0 1px #11111147,0 2px 8px #1113}.cover-print-color-picker-toolbar{display:grid;grid-template-columns:var(--cover-print-picker-preview-size) minmax(0,1fr);gap:var(--cover-print-picker-toolbar-gap);align-items:center;margin-top:var(--cover-print-picker-toolbar-margin-top)}.cover-print-color-picker-toolbar-simple{grid-template-columns:minmax(0,1fr)}.cover-print-color-picker-preview{display:inline-block;width:var(--cover-print-picker-preview-size);height:var(--cover-print-picker-preview-size);border:1px solid rgba(17,17,17,.16);border-radius:999px}.cover-print-color-picker-hue{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;height:var(--cover-print-picker-hue-height);border:0;border-radius:999px;outline:none;cursor:pointer}.cover-print-color-picker-hue::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:var(--cover-print-picker-hue-thumb-size);height:var(--cover-print-picker-hue-thumb-size);border:4px solid #ffffff;border-radius:999px;background:transparent;box-shadow:0 0 0 1px #1113}.cover-print-color-picker-panel-simple .cover-print-color-picker-hue::-webkit-slider-thumb{background:#fff}.cover-print-color-picker-hue::-moz-range-thumb{width:var(--cover-print-picker-hue-thumb-size);height:var(--cover-print-picker-hue-thumb-size);border:4px solid #ffffff;border-radius:999px;background:transparent;box-shadow:0 0 0 1px #1113}.cover-print-color-picker-panel-simple .cover-print-color-picker-hue::-moz-range-thumb{background:#fff}.cover-print-color-picker-cmyk-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:var(--cover-print-picker-grid-gap);margin-top:var(--cover-print-picker-grid-margin-top)}.cover-print-color-picker-channel{display:grid;gap:var(--cover-print-picker-channel-gap);justify-items:center}.cover-print-color-picker-channel-input{-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield;width:100%;min-width:0;min-height:var(--cover-print-picker-input-height);padding:0 var(--cover-print-picker-input-padding-x);border:1px solid rgba(17,17,17,.18);border-radius:var(--radius-md);text-align:center;font-size:var(--cover-print-picker-input-font-size);line-height:1.2}.cover-print-color-picker-channel-input::-webkit-outer-spin-button,.cover-print-color-picker-channel-input::-webkit-inner-spin-button{margin:0;-webkit-appearance:none}.cover-print-color-picker-channel-label{color:var(--color-text-primary);font-size:12px;line-height:1}.cover-print-editor-actions{display:flex;align-items:center;gap:var(--space-2)}.cover-print-editor-actions-end{justify-content:flex-start}.cover-print-inline-action{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:inline-flex;align-items:center;gap:var(--space-1);padding:0;border:0;background:transparent;color:var(--color-text-primary);font-size:var(--font-small-size);font-weight:500;line-height:var(--font-small-line-height);cursor:pointer}.cover-print-inline-action:hover{color:var(--color-black)}.cover-print-preview-stage{display:grid;gap:var(--space-2);width:100%;min-width:0;overflow:hidden}.cover-print-preview-stage[data-layout=mobile-focus]{gap:var(--space-3)}.cover-print-preview-label-track{position:relative;width:100%;min-height:20px;min-width:0;overflow:hidden}.cover-print-preview-viewport{position:relative;width:100%;min-width:0;overflow:hidden}.cover-print-preview-canvas{position:absolute;left:50%;top:0;transform-origin:top center}.cover-print-preview-panel{margin:0;isolation:isolate}.cover-print-preview-overlay{position:absolute;left:0;right:0;bottom:0;display:flex;justify-content:center;padding:0 0 var(--space-4);pointer-events:none}.cover-print-preview-overlay-actions{display:flex;align-items:center;justify-content:center;pointer-events:auto}.cover-print-panel-label{display:block;box-sizing:border-box;overflow:hidden;text-overflow:ellipsis;color:var(--color-text-secondary);font-size:var(--font-small-size);line-height:var(--font-small-line-height);text-align:center;white-space:nowrap}.cover-print-text-card{margin:0;width:100%;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff}.cover-print-text-card-body{display:grid;gap:var(--space-2)}.cover-print-text-card-row{display:grid;grid-template-columns:var( --cover-print-text-card-columns, minmax(0, 1fr) 92px 96px 184px );align-items:start;gap:var(--space-3);width:100%}.cover-print-text-card-content{min-width:0}.cover-print-text-card-content .cover-print-field-input-long{min-width:0;width:100%;max-width:none}.cover-print-text-card-compact-field{min-width:0}.cover-print-text-card-font-field{width:92px}.cover-print-text-card-color-field{width:var(--cover-print-text-card-color-width, 96px);min-width:var(--cover-print-text-card-color-width, 96px)}.cover-print-text-card-position-field{width:184px}.cover-print-text-card-row .cover-print-field,.cover-print-text-card-row .cover-print-field-input-compact,.cover-print-text-card-row .cover-print-color-compact-trigger,.cover-print-text-card-row .cover-print-color-swatch-trigger{width:100%!important;min-width:0;max-width:none}.cover-print-text-card-row .cover-print-field-label{display:flex;align-items:flex-end;min-height:calc(var(--font-body-line-height) * 1em)}.cover-print-text-card-control{min-height:var(--form-control-height);height:var(--form-control-height);border-radius:var(--radius-md)}.cover-print-text-card-color-field .cover-print-color-selector{min-width:0;width:100%;max-width:100%}.cover-print-text-card-row .cover-print-color-swatch-trigger{height:var(--form-control-height);box-sizing:border-box;padding:0;border:0;border-radius:var(--radius-md);background:transparent}.cover-print-text-card-color-field .cover-print-color-swatch-chip{border-radius:var(--radius-md)}.cover-print-text-card-row .cover-print-color-swatch-trigger.is-selected .cover-print-color-swatch-chip,.cover-print-text-card-row .cover-print-color-swatch-trigger.is-selected{box-shadow:none}.cover-print-primary-color-field .cover-print-color-selector,.cover-print-flap-color-field .cover-print-color-selector{width:100%;max-width:none}.cover-print-primary-color-field .cover-print-color-swatch-trigger,.cover-print-flap-color-field .cover-print-color-swatch-trigger{width:72px;height:var(--form-control-height);box-sizing:border-box;padding:0;border:0;background:transparent}.cover-print-primary-color-field .cover-print-color-swatch-chip,.cover-print-flap-color-field .cover-print-color-swatch-chip{width:100%;height:100%;border-radius:var(--radius-md)}.cover-print-primary-color-field .cover-print-color-swatch-trigger.is-selected .cover-print-color-swatch-chip,.cover-print-flap-color-field .cover-print-color-swatch-trigger.is-selected .cover-print-color-swatch-chip,.cover-print-primary-color-field .cover-print-color-swatch-trigger.is-selected,.cover-print-flap-color-field .cover-print-color-swatch-trigger.is-selected{box-shadow:none}.cover-print-text-card-select{position:relative;width:100%}.cover-print-text-card-select-trigger{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:flex;align-items:center;justify-content:space-between;width:100%;padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-body-size);line-height:var(--font-body-line-height);cursor:pointer}.cover-print-text-card-select-chevron{display:inline-flex;align-items:center;justify-content:center;width:22px;height:22px;margin-left:var(--space-2);flex:0 0 auto}.cover-print-text-card-select-chevron svg{width:20px;height:20px}.cover-print-text-card-select-listbox{position:absolute;top:calc(100% + 6px);left:0;z-index:5;width:100%;padding:6px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff;box-shadow:0 12px 28px #1111111f}.cover-print-text-card-select-option{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:block;width:100%;padding:var(--space-2) var(--space-3);border:0;border-radius:calc(var(--radius-md) - 2px);background:transparent;color:var(--color-text-primary);font-size:var(--font-body-size);line-height:var(--font-body-line-height);text-align:left;cursor:pointer}.cover-print-text-card-select-option:hover,.cover-print-text-card-select-option.is-selected{background:#1111110f}.cover-print-text-card-color-field .cover-print-color-picker-popover{left:auto;right:0}.cover-print-text-card-actions{margin-top:var(--space-1)}.cover-print-spine-calculator-dialog{width:min(520px,100%)}.cover-print-spine-calculator-form{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3)}.cover-print-spine-calculator-select{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;min-height:var(--form-control-height);padding:0 var(--space-3);padding-right:46px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff;color:var(--color-text-primary);font-size:var(--font-body-size)}.cover-print-spine-calculator-select-wrap{position:relative}.cover-print-spine-calculator-select-wrap .cover-print-text-card-select-chevron{position:absolute;top:50%;right:12px;transform:translateY(-50%);pointer-events:none}.cover-print-spine-calculator-hint{margin:calc(var(--space-2) * -1) 0 0}.cover-print-spine-calculator-result{padding:var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-lg);background:var(--color-bg-surface);gap:var(--space-2)}.cover-print-spine-calculator-result-label,.cover-print-spine-calculator-result-value{margin:0}.cover-print-spine-calculator-result-label{font-size:var(--font-small-size);line-height:var(--font-small-line-height);color:var(--color-text-secondary)}.cover-print-spine-calculator-result-value{font-size:28px;line-height:1.1;font-weight:700;color:#e24a20}.cover-print-spine-calculator-result-value.is-placeholder{color:var(--color-text-primary)}.cover-print-spine-calculator-reset-btn{white-space:nowrap}.cover-print-spine-calculator-sheet,.cover-print-spine-calculator-sheet .mobile-bottom-sheet-body{gap:var(--space-3)}.cover-print-spine-calculator-mobile-form{display:grid;gap:var(--space-2)}.cover-print-spine-calculator-mobile-form-two-column{grid-template-columns:repeat(2,minmax(0,1fr))}.cover-print-spine-calculator-mobile-form-paper-wide{grid-template-columns:minmax(0,1.7fr) minmax(108px,.8fr)}.cover-print-spine-calculator-mobile-field{min-height:48px}.cover-print-spine-calculator-mobile-field .cover-print-spine-calculator-select-wrap{flex:1 1 auto;min-width:0}.cover-print-spine-calculator-mobile-paper-wrap{display:flex;align-items:center;justify-content:flex-end}.cover-print-spine-calculator-mobile-field .cover-print-text-card-select-chevron{right:0;color:var(--color-text-primary)}select.cover-print-spine-calculator-mobile-select{width:100%;min-height:48px;padding:0 28px 0 0;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1;text-align:right;text-align-last:right;outline:none}button.cover-print-spine-calculator-mobile-paper-trigger{-moz-appearance:none;appearance:none;-webkit-appearance:none;width:100%;min-width:0;min-height:48px;padding:0 28px 0 0;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1;text-align:right;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;cursor:pointer;outline:none}button.cover-print-spine-calculator-mobile-paper-trigger:focus,button.cover-print-spine-calculator-mobile-paper-trigger:focus-visible{border-color:transparent;box-shadow:none}input.cover-print-spine-calculator-mobile-input{width:auto;height:100%;min-height:0;padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1;text-align:right;outline:none}input.cover-print-spine-calculator-mobile-input:focus,input.cover-print-spine-calculator-mobile-input:focus-visible{border-color:transparent;box-shadow:none}.cover-print-spine-calculator-sheet .cover-print-spine-calculator-result{padding:var(--space-3);border-radius:var(--radius-md);background:var(--color-bg-surface)}.cover-print-spine-calculator-sheet .cover-print-spine-calculator-result-label{font-size:var(--font-mobile-body-size);line-height:1.3}.cover-print-spine-calculator-sheet .cover-print-spine-calculator-result-value{font-size:var(--font-mobile-card-title-size);line-height:1.25}.cover-print-spine-calculator-mobile-actions{padding-top:var(--space-1)}.cover-print-spine-paper-picker-list{display:grid;gap:var(--space-2)}.cover-print-spine-paper-picker-option{-moz-appearance:none;appearance:none;-webkit-appearance:none;min-height:48px;padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1.2;text-align:left;cursor:pointer}.cover-print-spine-paper-picker-option.is-selected{border-color:var(--color-black);background:var(--color-black);color:#fff}.cover-print-spine-text-section{display:grid;gap:var(--space-3);width:100%}.cover-print-spine-text-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.cover-print-spine-text-title{margin:0;color:var(--color-text-primary);font-size:18px;font-weight:500;line-height:1.4}.cover-print-flap-toggle-row{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap;width:100%}.cover-print-flap-toggle-header{display:flex;align-items:center;width:100%}.cover-print-flap-toggle-label{min-height:42px;align-self:center;font-weight:500}.cover-print-flap-color-field{flex:1 1 180px;min-width:0}@media (max-width: 720px){.cover-print-field-inline{display:grid;gap:var(--space-2)}.cover-print-color-selector-inline{width:100%}.cover-print-text-card-row{grid-template-columns:1fr;gap:var(--space-2)}.cover-print-text-card-content,.cover-print-text-card-compact-field,.cover-print-text-card-color-field,.cover-print-flap-color-field{flex-basis:100%;min-width:0}.app-header-inner,.app-header-inner-aligned{flex-direction:row;align-items:center;gap:var(--space-2)}.app-title{flex:1 1 auto;min-width:0}.app-brand{min-width:0}.app-brand-heading{display:block;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-header-actions{width:auto;flex:0 0 auto}.app-header-actions .btn{width:auto}.app-feedback-button{padding:6px 10px;font-size:var(--font-small-size);white-space:nowrap}.feedback-dialog-backdrop{align-items:flex-end;padding:var(--space-2)}.feedback-dialog{width:100%;max-height:min(88vh,900px);border-bottom-left-radius:0;border-bottom-right-radius:0}.feedback-dialog-header{flex-direction:column}.print-test-dialog-backdrop{align-items:flex-end;padding:var(--space-2)}.print-test-dialog{width:100%;max-height:min(88vh,900px);border-bottom-left-radius:0;border-bottom-right-radius:0}.print-test-dialog-header,.print-test-dialog-primary-actions,.padding-confirm-dialog-actions{flex-direction:column;align-items:stretch}.preview-step{--preview-inner-pad: var(--space-4);--preview-actions-reserve: calc(236px + env(safe-area-inset-bottom, 0px)) }.preview-step-header{padding:var(--space-4)}.preview-step-toggle-row{padding:0 var(--preview-inner-pad) var(--space-4)}.thumbnail-grid-header,.thumbnail-grid-heading-group{align-items:flex-start;flex-direction:column}.preview-step-content{padding:0 var(--preview-inner-pad) calc(var(--preview-actions-reserve) + var(--preview-inner-pad))}.cover-print-field-wide{flex-basis:100%;min-width:0}}.purchase-plan-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(auto-fit,minmax(180px,1fr))}.purchase-plan-card{border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--space-3);background:#fafafa;gap:var(--space-2)}.purchase-plan-price{margin:0;font-size:22px;font-weight:500;line-height:1.2}.purchase-link-layout{display:grid;gap:var(--space-4);grid-template-columns:168px 1fr;align-items:center;margin-top:var(--space-4);margin-bottom:var(--space-4)}.purchase-link-qr{width:168px;height:168px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fff}.purchase-link-note{margin:0}.purchase-link-qr-placeholder{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:var(--space-1);padding:var(--space-3);text-align:center}@media (max-width: 720px){.purchase-link-layout{grid-template-columns:1fr;justify-items:center;text-align:center}.purchase-link-qr{margin:0 auto}}.redeem-label-row{display:flex;justify-content:space-between;align-items:baseline;gap:var(--space-3)}@media (max-width: 720px){.redeem-label-row{flex-direction:column;align-items:flex-start;gap:var(--space-1)}}.redeem-form{gap:var(--space-2)}.redeem-input-group{display:grid;gap:var(--space-2);margin:0;align-items:stretch}.redeem-code-input.is-error{border-color:#e5484d}.form-error-text{margin:0;color:#e5484d}.redeem-submit-row{margin-top:var(--space-1);margin-bottom:var(--space-6)}.purchase-offer-section{margin-top:var(--space-2);gap:var(--space-3)}.purchase-offer-section h3,.purchase-offer-section p{margin:0}.mobile-workflow-step{gap:var(--space-4);border:0;border-radius:0;background:transparent;padding-inline:0;padding-bottom:80px}.mobile-workflow-step.mobile-cover-design-step{background:var(--color-bg-page);padding-top:0;padding-inline:0}.mobile-cover-design-step .mobile-step-header{padding-bottom:0;border-bottom:0;background:var(--color-bg-card);box-shadow:none;-webkit-backdrop-filter:none;backdrop-filter:none}.mobile-cover-design-step .mobile-step-header-main{margin-inline:0;border-bottom:1px solid var(--color-border)}.mobile-cover-design-step .preview-step-content{padding-top:0}.mobile-purchase-step{gap:var(--space-4)}.mobile-purchase-focus-note{margin:0;font-size:var(--font-mobile-body-size);line-height:1.5}.step-header{display:grid;gap:var(--space-2)}.step-title-row{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.step-title-row h2{margin:0}.step-header>p{margin:0}.mobile-step-header{display:grid;gap:var(--space-2);position:sticky;top:0;z-index:20;padding-bottom:var(--space-3);background:#fffffffa;-webkit-backdrop-filter:saturate(120%) blur(10px);backdrop-filter:saturate(120%) blur(10px)}.mobile-step-header-main{display:flex;align-items:center;min-height:44px;gap:0;border-bottom:1px solid var(--color-border);margin-inline:calc(-1 * var(--space-5));padding-inline:var(--space-2)}.mobile-step-header-copy{display:grid;gap:6px;padding-inline:var(--space-1)}.mobile-step-header-leading{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;width:44px;height:44px;padding:0;display:inline-flex;align-items:center;justify-content:center;color:var(--color-text-primary);cursor:pointer;flex:0 0 auto}.mobile-step-header-leading:disabled{opacity:.5;cursor:not-allowed}.mobile-step-header-spacer{width:44px;height:44px;flex:0 0 auto}.mobile-step-header-eyebrow{margin:0;color:var(--color-text-tertiary);font-size:var(--font-mobile-small-size);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.mobile-step-header-title{margin:0;flex:1 1 auto;text-align:center;font-size:var(--font-mobile-step-title-size);line-height:1.1}.mobile-step-header-description{margin:0;font-size:var(--font-mobile-body-size)}.mobile-inline-summary-card{display:grid;gap:var(--space-3);padding:var(--space-4);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-bg-surface)}.mobile-inline-summary-card-copy{display:grid;gap:6px}.mobile-inline-summary-card-kicker{margin:0;color:var(--color-text-tertiary);font-size:var(--font-mobile-small-size);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.mobile-inline-summary-card-title{margin:0;font-size:var(--font-mobile-card-title-size);line-height:1.2}.mobile-inline-summary-card-description{margin:0;font-size:var(--font-mobile-body-size)}.mobile-inline-summary-card-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3);margin:0}.mobile-inline-summary-card-item{display:grid;gap:4px;margin:0}.mobile-inline-summary-card-label{margin:0;color:var(--color-text-tertiary);font-size:var(--font-mobile-small-size)}.mobile-inline-summary-card-value{margin:0;font-size:var(--font-mobile-body-size);font-weight:600;line-height:1.4}.mobile-print-step{gap:var(--space-4)}.mobile-complete-step-copy{display:grid;gap:6px;padding-inline:var(--space-1)}.mobile-complete-step-copy p{margin:0;font-size:var(--font-mobile-body-size);line-height:1.6}.mobile-printer-test-step{gap:var(--space-4)}.mobile-printer-test-copy{display:grid;gap:6px;padding-inline:var(--space-1)}.mobile-printer-test-copy p{margin:0;font-size:var(--font-mobile-body-size);line-height:1.6}.mobile-printer-test-section{display:grid;gap:var(--space-2)}.mobile-printer-test-section h3,.mobile-printer-test-section p{margin:0}.mobile-printer-test-section h3{font-size:var(--font-mobile-card-title-size);line-height:1.3}.mobile-printer-test-section p{font-size:var(--font-mobile-body-size);line-height:1.6}.mobile-printer-test-actions-block{display:grid;gap:var(--space-2)}.mobile-printer-test-actions{display:grid;gap:var(--space-2);grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-printer-test-actions-stack{grid-template-columns:1fr}.mobile-printer-test-actions .btn{width:100%;justify-content:center;font-size:var(--font-mobile-action-size)}.mobile-feedback-step,.mobile-feedback-step .feedback-form{gap:var(--space-4)}.mobile-feedback-step .feedback-qr-section{margin-top:0;padding-top:var(--space-4)}.mobile-printer-test-footer{padding-inline:var(--space-1)}.mobile-print-quick-actions{display:grid;gap:var(--space-2);grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-print-quick-actions .btn{min-height:44px}.cover-print-mobile-quick-settings{display:grid;gap:var(--space-3);padding:var(--space-3) 0 0;border-top:1px solid var(--color-border);background:transparent}.cover-print-mobile-flow{display:grid;gap:var(--space-4)}.cover-print-mobile-preview-settings{display:grid;gap:var(--space-3)}.cover-print-mobile-flow-section{display:grid;gap:var(--space-3);padding:var(--space-4);border-radius:0;background:var(--color-bg-card)}.cover-print-mobile-flow-title-row{display:flex;align-items:center;gap:var(--space-2)}.cover-print-mobile-flow-title{margin:0;font-size:var(--font-mobile-card-title-size);font-weight:700;line-height:1.3}.cover-print-mobile-page-source,.cover-print-mobile-size-color{display:grid;gap:var(--space-2)}.cover-print-mobile-spine-text-list{display:grid;gap:var(--space-3)}.cover-print-mobile-page-stepper-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.cover-print-mobile-page-stepper,.cover-print-mobile-text-field{display:grid;gap:var(--space-1);min-width:0;margin:0}.cover-print-mobile-control-label,.cover-print-mobile-width-label,.cover-print-mobile-font-size-label,.cover-print-mobile-position-label{color:var(--color-text-primary);font-size:var(--font-mobile-body-size);font-weight:500;line-height:1.4}.cover-print-mobile-page-stepper-control{display:flex;align-items:center;justify-content:space-between;gap:6px;min-height:var(--mobile-cover-design-control-height);padding:0 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card)}.cover-print-mobile-page-stepper-control:focus-within{border-color:var(--color-black);box-shadow:0 0 0 3px #1111111f}.cover-print-mobile-page-stepper-label{flex:0 0 auto;min-width:0}.cover-print-mobile-stepper-button{-webkit-appearance:none;-moz-appearance:none;appearance:none;display:inline-flex;align-items:center;justify-content:center;width:44px;height:var(--mobile-cover-design-control-height);border:0;background:var(--color-bg-surface);color:var(--color-black);font-size:22px;font-weight:700;line-height:1;cursor:pointer}.cover-print-mobile-stepper-button:disabled{color:var(--color-text-tertiary);cursor:not-allowed;opacity:.7}.cover-print-mobile-page-stepper-input{flex:1 1 auto;appearance:none;-moz-appearance:textfield;-webkit-appearance:none;width:auto;min-width:0;height:var(--mobile-cover-design-control-height);padding:0;border:0;border-radius:0;background:transparent;box-shadow:none;color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1;text-align:right;outline:none}input.cover-print-mobile-page-stepper-input{border:0;box-shadow:none}input.cover-print-mobile-page-stepper-input:focus,input.cover-print-mobile-page-stepper-input:focus-visible{border-color:transparent;box-shadow:none}.cover-print-mobile-page-stepper-input::-webkit-outer-spin-button,.cover-print-mobile-page-stepper-input::-webkit-inner-spin-button{margin:0;-webkit-appearance:none}.cover-print-mobile-page-stepper-input:disabled{color:var(--color-text-tertiary);-webkit-text-fill-color:var(--color-text-tertiary)}.cover-print-mobile-toggle-row{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3);min-height:48px;padding-top:var(--space-3);border-top:1px solid var(--color-border);cursor:pointer}.cover-print-mobile-toggle-copy{display:flex;align-items:center;min-width:0}.cover-print-mobile-toggle-title{color:var(--color-text-primary);font-size:var(--font-mobile-card-title-size);font-weight:700;line-height:1.3}.cover-print-mobile-switch-wrap{position:relative;display:inline-flex;flex:0 0 auto;width:48px;height:28px}.cover-print-mobile-switch-input{position:absolute;top:0;right:0;bottom:0;left:0;z-index:1;margin:0;opacity:0;cursor:pointer}.cover-print-mobile-switch-track{position:absolute;top:0;right:0;bottom:0;left:0;border:1px solid var(--color-border);border-radius:999px;background:var(--color-bg-surface);transition:background .12s ease,border-color .12s ease}.cover-print-mobile-switch-track:after{content:"";position:absolute;top:3px;left:3px;width:20px;height:20px;border-radius:999px;background:#fff;box-shadow:0 1px 3px #11111129;transition:transform .12s ease}.cover-print-mobile-switch-input:checked+.cover-print-mobile-switch-track{border-color:var(--color-black);background:var(--color-black)}.cover-print-mobile-switch-input:checked+.cover-print-mobile-switch-track:after{transform:translate(20px)}.cover-print-mobile-width-summary{-moz-appearance:none;appearance:none;-webkit-appearance:none;display:grid;grid-template-columns:minmax(0,1fr) auto auto;gap:var(--space-2);align-items:center;width:100%;min-height:var(--mobile-cover-design-control-height);padding:var(--space-2) var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);text-align:left;cursor:pointer}.cover-print-mobile-width-value{color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:700;line-height:1.2}.cover-print-mobile-width-chevron{color:var(--color-text-tertiary);font-size:22px;line-height:1}.cover-print-mobile-flap-checkbox{min-height:36px;margin:0}.cover-print-mobile-width-input-wrap{display:inline-grid;grid-template-columns:minmax(44px,1fr) auto;align-items:baseline;gap:4px;min-width:0}.cover-print-mobile-width-sheet .cover-print-mobile-width-input-wrap{min-height:48px;padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card)}.cover-print-mobile-width-input{-webkit-appearance:textfield;appearance:textfield;-moz-appearance:textfield;width:100%;min-width:0;border:0;background:transparent;color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:700;line-height:1.2;text-align:right}.cover-print-mobile-width-input::-webkit-outer-spin-button,.cover-print-mobile-width-input::-webkit-inner-spin-button{margin:0;-webkit-appearance:none}.cover-print-mobile-width-unit{color:var(--color-text-primary);font-size:var(--font-mobile-body-size);font-weight:600;line-height:1.2}.cover-print-mobile-width-sheet-actions{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2)}.cover-print-mobile-color-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:var(--space-2)}.cover-print-mobile-color-tile{-moz-appearance:none;appearance:none;-webkit-appearance:none;position:relative;display:grid;grid-template-columns:auto minmax(0,1fr) auto;grid-template-areas:"label label label" "swatch value chevron";gap:var(--space-2);align-items:center;min-height:72px;min-width:0;padding:var(--space-3);overflow:hidden;border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);background:color-mix(in srgb,var(--cover-print-mobile-color) 24%,#ffffff);color:inherit;text-align:left;cursor:pointer}.cover-print-mobile-color-tile:focus-visible{outline:2px solid var(--color-black);outline-offset:2px}.cover-print-mobile-color-tile:before{content:"";grid-area:swatch;align-self:center;width:22px;height:22px;border:1px solid rgba(17,17,17,.14);border-radius:999px;background:var(--cover-print-mobile-color)}.cover-print-mobile-color-tile .cover-print-mobile-control-label{grid-area:label;font-size:var(--font-mobile-body-size);font-weight:400;line-height:1.2}.cover-print-mobile-color-value{grid-area:value;align-self:center;min-width:0;overflow:hidden;color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:400;line-height:1.2;text-overflow:ellipsis;white-space:nowrap}.cover-print-mobile-color-chevron{grid-area:chevron;align-self:center;color:var(--color-text-tertiary);font-size:24px;line-height:1}.cover-print-mobile-color-input{z-index:2}.cover-print-mobile-color-sheet .mobile-bottom-sheet-body{gap:var(--space-4)}.cover-print-spine-editor-mobile{gap:0}.cover-print-mobile-spine-text-item{display:grid;gap:var(--space-3)}.cover-print-mobile-spine-text-divider{height:1px;background:var(--color-border)}.cover-print-mobile-spine-text-summary{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:var(--space-2);align-items:center;height:48px;padding:6px var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card)}.cover-print-mobile-spine-text-summary-value{min-width:0;overflow:hidden;color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:400;line-height:1.3;text-overflow:ellipsis;white-space:nowrap}.cover-print-mobile-spine-text-edit{-moz-appearance:none;appearance:none;-webkit-appearance:none;min-height:34px;padding:0 var(--space-3);border:0;border-radius:999px;background:var(--color-bg-surface);color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:700;line-height:1;cursor:pointer}.cover-print-mobile-text-input{width:100%;min-width:0;min-height:48px;padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:400;line-height:1.3}.cover-print-mobile-text-color-row{display:grid;grid-template-columns:minmax(72px,auto) minmax(0,1fr);gap:var(--space-2);align-items:center}.cover-print-mobile-spine-text-controls{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-3)}.cover-print-mobile-font-size-control,.cover-print-mobile-position-control{justify-content:space-between}.cover-print-mobile-font-size-control .cover-print-mobile-font-size-label,.cover-print-mobile-position-control .cover-print-mobile-position-label{color:var(--color-text-secondary)}.cover-print-mobile-font-size-input,.cover-print-mobile-position-select,.cover-print-mobile-position-trigger{color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:400;line-height:1}input.cover-print-mobile-font-size-input,select.cover-print-mobile-position-select,button.cover-print-mobile-position-trigger{border:0;background:transparent;box-shadow:none;text-align:right}select.cover-print-mobile-position-select,button.cover-print-mobile-position-trigger{-moz-appearance:none;appearance:none;-webkit-appearance:none;padding:0;outline:none}select.cover-print-mobile-position-select{-moz-appearance:none;text-align-last:right}button.cover-print-mobile-position-trigger{display:inline-flex;align-items:center;justify-content:flex-end;min-width:0;cursor:pointer}input.cover-print-mobile-font-size-input:focus,input.cover-print-mobile-font-size-input:focus-visible,select.cover-print-mobile-position-select:focus,select.cover-print-mobile-position-select:focus-visible,button.cover-print-mobile-position-trigger:focus,button.cover-print-mobile-position-trigger:focus-visible{border-color:transparent;box-shadow:none}.cover-print-mobile-position-option-list{display:grid;gap:var(--space-2)}.cover-print-mobile-position-option{-moz-appearance:none;appearance:none;-webkit-appearance:none;min-height:48px;padding:0 var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-black);font-size:var(--font-mobile-control-size);font-weight:400;line-height:1.2;text-align:center;cursor:pointer}.cover-print-mobile-position-option.is-selected{border-color:var(--color-black);background:var(--color-black);color:#fff}.cover-print-mobile-text-color-value{justify-self:end;color:var(--color-text-secondary);font-size:var(--font-mobile-body-size);line-height:1.4}.cover-print-mobile-text-color-selector{grid-column:1 / -1;justify-self:start}.cover-print-mobile-text-color-picker{grid-column:1 / -1;width:100%;margin-top:var(--space-2)}.cover-print-mobile-add-text-action{justify-self:stretch;justify-content:center;min-height:44px;padding:0 var(--space-3);border:1px dashed rgba(17,17,17,.28);border-radius:var(--radius-md);background:var(--color-bg-surface);color:var(--color-black);font-size:var(--font-mobile-body-size);font-weight:700;line-height:1.2}.cover-print-mobile-detail-settings{gap:var(--space-4);padding-top:var(--space-1)}.cover-print-mobile-section-heading{display:flex;align-items:center;justify-content:space-between;gap:var(--space-2)}.cover-print-mobile-section-heading h3{margin:0;font-size:var(--font-mobile-card-title-size);font-weight:700;line-height:1.3}.cover-print-mobile-detail-settings .cover-print-primary-settings{gap:var(--space-3)}.cover-print-mobile-detail-settings .cover-print-editor-section{gap:var(--space-2)}.mobile-print-focus-note{margin:0;font-size:var(--font-mobile-body-size);line-height:1.5}.mobile-print-inline-check{display:grid;gap:6px}.mobile-print-inline-check-soft{border-color:transparent;box-shadow:none}.mobile-print-inline-check-title{margin:0;color:var(--color-text-primary);font-size:var(--font-mobile-card-title-size);font-weight:700;line-height:1.2}.mobile-print-inline-check-line{margin:0;font-size:var(--font-mobile-body-size);line-height:1.6}.mobile-print-inline-settings{display:grid}.mobile-print-inline-settings-plain{gap:0;padding:0;border:0;border-radius:0;background:transparent}.mobile-print-inline-settings-copy{display:grid;gap:6px}.mobile-print-inline-settings-copy h3,.mobile-print-inline-settings-copy p{margin:0}.mobile-print-inline-settings-copy h3{font-size:var(--font-mobile-card-title-size);line-height:1.3}.mobile-print-inline-settings-copy p{font-size:var(--font-mobile-body-size);line-height:1.5}.mobile-print-inline-settings-action{width:100%;justify-content:center}.mobile-print-illustration-shell{padding:var(--space-3);border-radius:var(--radius-md);border:1px solid var(--color-border);background:var(--color-bg-surface)}.mobile-print-illustration-shell-plain{padding:0;border:0;border-radius:0;background:transparent}.mobile-print-illustration-shell .illustration{margin:0 auto}.mobile-bottom-action-bar{position:sticky;bottom:0;z-index:10;display:grid;gap:var(--space-3);margin-top:var(--space-2);padding:var(--space-3);padding-bottom:calc(var(--space-3) + env(safe-area-inset-bottom,0px));border:1px solid var(--color-border);border-radius:var(--radius-md);background:#ffffffeb;-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);box-shadow:0 -1px 3px #0000000f}.mobile-bottom-action-bar-plain{padding:0;padding-bottom:env(safe-area-inset-bottom,0px);border:0;border-radius:0;background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none;box-shadow:none}.mobile-bottom-action-bar-helper{margin:0;font-size:var(--font-mobile-body-size)}.mobile-bottom-action-bar-actions{display:grid;gap:var(--space-2)}.mobile-bottom-action-bar-actions.has-secondary{grid-template-columns:minmax(0,.8fr) minmax(0,1.2fr)}.mobile-bottom-action-bar-actions.has-secondary.mobile-bottom-action-bar-actions-split{grid-template-columns:repeat(2,minmax(0,1fr))}.mobile-bottom-action-bar-actions.is-single{grid-template-columns:1fr}.mobile-bottom-action-bar-actions>.btn{width:100%;justify-content:center;font-size:var(--font-mobile-action-size)}.mobile-bottom-action-bar-plain .mobile-bottom-action-bar-secondary{box-shadow:none}.mobile-bottom-sheet-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;display:grid;align-items:end;padding:var(--space-3);background:#1111114d}.mobile-bottom-sheet{display:grid;gap:var(--space-3);width:min(100%,560px);margin-inline:auto;padding:var(--space-4);padding-bottom:calc(var(--space-4) + env(safe-area-inset-bottom,0px));border-radius:var(--radius-lg) var(--radius-lg) 0 0;background:var(--color-bg-card);box-shadow:0 -12px 40px #11111129}.mobile-bottom-sheet-handle{width:56px;height:5px;margin-inline:auto;border-radius:999px;background:#11111124}.mobile-bottom-sheet-header{display:flex;align-items:center;justify-content:space-between;gap:var(--space-3)}.mobile-bottom-sheet-header-titleless{justify-content:flex-end}.mobile-bottom-sheet-title{margin:0;font-size:var(--font-mobile-card-title-size);line-height:1.2}.mobile-bottom-sheet-body{display:grid;gap:var(--space-3)}.mobile-bottom-sheet-footer{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:var(--space-2);padding-top:var(--space-1);padding-bottom:env(safe-area-inset-bottom,0px)}.mobile-bottom-sheet-footer-cancel,.mobile-bottom-sheet-footer-action{-moz-appearance:none;appearance:none;-webkit-appearance:none;display:inline-flex;align-items:center;justify-content:center;width:100%;min-height:48px;border:0;border-radius:var(--radius-md);background:var(--color-black);color:#fff;font-size:var(--font-mobile-action-size);font-weight:700;line-height:1;cursor:pointer}.mobile-bottom-sheet-footer-cancel{border:1px solid var(--color-border);background:var(--color-bg-card);color:var(--color-black)}.mobile-bottom-sheet-footer-action:disabled{background:var(--color-text-tertiary);cursor:not-allowed}.mobile-editor-shell-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:45;background:#f7f7f7fa}.mobile-editor-shell{display:grid;grid-template-rows:auto minmax(0,1fr);width:min(100%,760px);height:100dvh;margin-inline:auto;padding:var(--space-4);padding-bottom:calc(var(--space-4) + env(safe-area-inset-bottom,0px));background:var(--color-bg-page)}.mobile-editor-shell-header{display:flex;align-items:start;justify-content:space-between;gap:var(--space-3)}.mobile-editor-shell-copy{display:grid;gap:6px}.mobile-editor-shell-kicker{margin:0;color:var(--color-text-tertiary);font-size:var(--font-mobile-small-size);font-weight:700;letter-spacing:.08em;text-transform:uppercase}.mobile-editor-shell-title{margin:0;font-size:var(--font-mobile-step-title-size);line-height:1.1}.mobile-editor-shell-description{margin:0;font-size:var(--font-mobile-body-size)}.mobile-editor-shell-body{min-height:0;overflow:auto;display:grid;gap:var(--space-3);padding-top:var(--space-4)}.mobile-page-edit-trigger,.preview-mobile-editor-trigger{width:100%;justify-content:center}.sheet-slot-mobile-actions{display:grid;gap:var(--space-2);margin-top:var(--space-2)}.sheet-slot-mobile-meta{margin:0;font-size:var(--font-mobile-body-size)}.reader-preview-mobile{gap:var(--space-2)}.reader-preview-mobile .sheet-slot-overlay-nav{display:none}.reader-preview-mobile .reader-preview-spread{gap:var(--space-2)}.reader-preview-mobile-toolbar{display:flex;align-items:center;justify-content:center;gap:var(--space-4);padding:var(--space-2) 0}.reader-preview-mobile-edit-trigger{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--color-border);border-radius:999px;padding:6px 16px;background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-mobile-small-size);font-weight:500;cursor:pointer}.reader-preview-mobile-edit-trigger:disabled{opacity:.5;cursor:not-allowed}.reader-preview-mobile-actions{display:flex;flex-wrap:wrap;gap:var(--space-2);justify-content:center;padding:var(--space-3) 0}.reader-preview-mobile-action-btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--color-border);border-radius:999px;padding:6px 14px;background:var(--color-bg-card);color:var(--color-text-primary);font-size:var(--font-mobile-small-size);font-weight:500;line-height:1.3;cursor:pointer}.reader-preview-mobile-action-btn:disabled{opacity:.4;cursor:not-allowed}.reader-preview-page-indicator{text-align:center;font-size:var(--font-mobile-body-size);color:var(--color-text-secondary);margin:0;padding:var(--space-2) 0}.mobile-usage-tip-list{display:grid;gap:var(--space-2);margin:0;padding-left:20px;font-size:var(--font-mobile-body-size)}.print-reminder-list{margin:0;padding:0;list-style:none;display:grid;gap:var(--space-3)}.print-reminder-item{display:grid;grid-template-columns:24px 1fr;align-items:start;gap:var(--space-2);margin:0}.print-reminder-icon{width:24px;height:24px;display:inline-flex;align-items:center;justify-content:center;color:var(--color-black);transform:translateY(1px)}.print-reminder-item strong{font-weight:600}.print-actions-primary-row{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));align-items:stretch}.print-actions-primary-row>.btn{width:100%;justify-content:center}@media (max-width: 720px){.print-settings-grid,.print-actions-primary-row{grid-template-columns:1fr}.print-settings-grid-compact{grid-template-columns:repeat(2,minmax(0,1fr))}}.step-back-btn{align-self:center;padding:var(--space-1) var(--space-3);font-size:var(--font-mobile-control-size);line-height:1.3}.option-visual-grid{display:grid;gap:var(--space-3);grid-template-columns:repeat(2,minmax(0,1fr))}.option-visual-grid.option-visual-grid-cover-print,.option-visual-grid.option-visual-grid-perfect-binding-modes{grid-template-columns:repeat(3,minmax(0,1fr))}.option-visual-card{display:grid;grid-template-columns:auto minmax(0,1fr);gap:var(--space-2);align-content:start;margin:0;padding:var(--space-3);border:1px solid var(--color-border);border-radius:var(--radius-md);background:#fafafa;cursor:pointer}.option-visual-card.is-selected{border-color:var(--color-black);background:#fff}.option-visual-card-input{margin:2px 0 0;grid-row:1;grid-column:1}.option-visual-card-indicator{display:none}.option-radio-row{display:flex;align-items:center;gap:var(--space-2);margin:0;grid-row:1;grid-column:2}.option-visual-card .text-small,.option-visual-card .option-visual-svg{grid-column:1 / -1}.option-visual-svg{width:100%;max-width:220px;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:#fff;justify-self:center}@media (max-width: 720px){.option-visual-grid,.option-visual-grid.option-visual-grid-cover-print,.perfect-binding-group-grid.perfect-binding-group-grid-four-up,.sheet-thumb-grid.is-grouped,.thumbnail-group-sheet-grid{grid-template-columns:1fr}.option-visual-card{padding:var(--space-4)}}.option-visual-section{display:grid;gap:var(--space-3)}.option-visual-section.option-visual-section-perfect-binding-upload{margin-top:var(--space-3)}.option-group-title{margin:0;font-size:18px;font-weight:500;line-height:1.4}.file-picker-input{display:none}.file-picker-row{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.upload-usage-inline{width:fit-content;max-width:100%;line-height:1.45}.upload-usage-inline span{display:block}.upload-step-header p{margin:0}.upload-step-header{display:grid;gap:var(--space-3)}.binding-tab-shell{width:100%;padding:10px;border-radius:999px;background:#f5f6f8;border:1px solid var(--color-border);box-shadow:0 1px 2px #1111110a}.binding-tab-list{display:flex;align-items:center;gap:8px}.binding-tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:0;background:transparent;color:var(--color-text-secondary);border-radius:999px;padding:14px 24px;font-size:19px;font-weight:700;line-height:1.1;letter-spacing:-.02em;white-space:nowrap;cursor:pointer;transition:background-color .16s ease,color .16s ease,box-shadow .16s ease}.binding-tab:hover:not(.is-active){color:var(--color-text-primary)}.binding-tab.is-active{background:#111;color:#fff;box-shadow:0 10px 20px #11111124,inset 0 1px #ffffff14}.binding-tab:focus-visible{outline:2px solid #111111;outline-offset:2px}.binding-tab-shell.binding-tab-shell-mobile{padding:6px}.binding-tab-shell-mobile .binding-tab-list{gap:4px}.binding-tab-shell-mobile .binding-tab{flex:1 1 0;min-width:0;padding:10px 6px;font-size:var(--font-mobile-control-size);line-height:1.15;text-align:center}.upload-step{gap:var(--space-5)}.upload-step-mobile{gap:var(--space-4);border:0;border-radius:0;background:transparent;padding-inline:0}.upload-step-mobile .option-group-title{font-size:var(--font-mobile-section-title-size)}.upload-step-mobile .upload-usage-inline{font-size:var(--font-mobile-small-size)}@media (max-width: 430px){.app{padding:var(--space-2)}.card{padding:var(--space-3)}.preview-step{--preview-inner-pad: 0}.stack{gap:var(--space-3)}.app-title{gap:var(--space-2)}.app-title h1{font-size:var(--font-mobile-step-title-size);line-height:1.2}.app-logo{height:28px}.upload-step{gap:var(--space-3)}.mobile-step-header-title{font-size:var(--font-mobile-step-title-size)}.mobile-inline-summary-card-list,.mobile-print-quick-actions,.mobile-bottom-action-bar-actions.has-secondary{grid-template-columns:1fr}.upload-step-header{gap:var(--space-2)}.binding-tab-shell{padding:8px}.binding-tab-list{gap:6px}.binding-tab{flex:1 1 0;min-width:0;padding:12px 8px;font-size:var(--font-mobile-control-size);text-align:center}.upload-step .option-visual-grid,.upload-step .option-visual-grid.option-visual-grid-cover-print{grid-template-columns:1fr}.upload-step .option-visual-grid{gap:var(--space-2)}.upload-step .option-visual-grid.option-visual-grid-perfect-binding-modes{grid-template-columns:1fr}.upload-step [role=tabpanel]>.option-visual-svg{display:none}.option-visual-card{padding:var(--space-2)}.upload-step .option-visual-svg{max-width:96px;max-height:56px}.option-visual-svg{max-width:180px;max-height:92px}.option-group-title{font-size:var(--font-mobile-section-title-size)}.upload-step .option-visual-section,.upload-step .stack{gap:var(--space-2)}.upload-usage-inline{font-size:var(--font-mobile-small-size);line-height:1.35}.upload-usage-inline input[type=checkbox]{width:1rem;height:1rem}.file-picker-row{gap:var(--space-2)}.btn{padding:var(--space-2) var(--space-3)}}.upload-step-mobile .option-visual-card{position:relative;grid-template-areas:"visual title indicator" "visual description indicator";grid-template-columns:56px minmax(0,1fr) 28px;align-items:center;column-gap:var(--space-3);row-gap:2px;padding:var(--space-3) var(--space-4);border:1px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);color:var(--color-text-secondary)}.upload-step-mobile .option-visual-card.is-selected{border-color:var(--color-black);border-width:2px;padding:calc(var(--space-3) - 1px) calc(var(--space-4) - 1px);background:var(--color-bg-card);color:var(--color-text-primary)}.upload-step-mobile .option-visual-card .option-radio-row{color:inherit}.upload-step-mobile .option-visual-card .text-small{grid-area:description;margin:0;color:inherit;font-size:var(--font-mobile-option-description-size);line-height:1.35;opacity:.7}.upload-step-mobile .option-visual-card.is-selected .text-small{opacity:1}.upload-step-mobile .option-visual-svg{grid-area:visual;width:56px;max-width:56px;max-height:44px;align-self:center;justify-self:center;border:0;border-radius:0;background:transparent;opacity:.5}.upload-step-mobile .option-visual-card.is-selected .option-visual-svg{opacity:1}.upload-step-mobile .option-visual-card-input{position:absolute;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);border:0;opacity:0;pointer-events:none}.upload-step-mobile .option-visual-card-indicator{display:block;grid-area:indicator;width:24px;height:24px;border:2px solid var(--color-border);border-radius:999px;background:var(--color-bg-card);align-self:center;justify-self:center}.upload-step-mobile .option-visual-card.is-selected .option-visual-card-indicator{border-color:var(--color-black);background:var(--color-black);background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:center;background-size:14px}.upload-step-mobile .option-radio-row{grid-area:title;min-width:0;gap:0;font-size:var(--font-mobile-option-title-size);font-weight:600;line-height:1.2}.back-page-order-setting{display:grid;gap:var(--space-1);padding:var(--space-1) 0 0}.back-page-order-setting-compact{gap:0}.back-page-order-setting-mobile{gap:var(--space-3);padding:0}.back-page-order-setting-mobile .checkbox-label{font-size:var(--font-mobile-body-size);line-height:1.5}.back-page-order-header-row-mobile{flex-wrap:nowrap;align-items:center;gap:6px;font-size:var(--font-mobile-body-size);line-height:1.5}.back-page-order-mobile-toggle{flex:0 0 auto;min-width:0;font-size:inherit;line-height:inherit}.back-page-order-mobile-toggle input[type=checkbox]{width:1.1rem;height:1.1rem;margin:0;flex:0 0 auto}.back-page-order-mobile-toggle-text{display:inline-flex;align-items:center;line-height:1.2}.back-page-order-header-row-mobile .back-page-order-test-trigger{white-space:nowrap;font-size:inherit;line-height:inherit}.back-page-order-header-row{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}.back-page-order-header-row-inline{justify-content:flex-start;gap:var(--space-2)}.checkbox-label{display:flex;align-items:center;gap:.5rem;cursor:pointer;font-size:.95rem}.checkbox-label input[type=checkbox]{width:1.1rem;height:1.1rem;cursor:pointer}.back-page-order-help{margin:0}.back-page-order-test-trigger{flex:0 0 auto}.back-page-order-test-trigger-inline{display:inline-flex;align-items:baseline;padding:0}.back-page-order-header-row.back-page-order-header-row-mobile{flex-wrap:nowrap;align-items:center;gap:6px}.back-page-order-header-row.back-page-order-header-row-mobile .back-page-order-mobile-toggle{margin:0;gap:6px;font-size:var(--font-mobile-body-size);line-height:1.2}.back-page-order-header-row.back-page-order-header-row-mobile .back-page-order-mobile-toggle-text{line-height:1.2}.back-page-order-header-row.back-page-order-header-row-mobile .back-page-order-test-trigger-inline{display:inline-flex;align-items:center;font-size:var(--font-mobile-body-size);line-height:1.2}.print-back-action-row-spacious{margin-top:var(--space-3)}.btn-link{background:none;border:none;color:var(--color-primary, #2563eb);cursor:pointer;padding:0;text-decoration:underline;font-size:inherit}.btn-link:hover{color:var(--color-primary-dark, #1d4ed8)}.btn-link:disabled{color:var(--color-text-tertiary);cursor:default}
