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var(--swp-border);background:var(--swp-surface);color:var(--swp-ink);cursor:pointer;white-space:nowrap;flex-direction:column;justify-content:center;align-items:center;gap:2px;padding:8px 12px;line-height:1.3;transition:background-color .15s,border-color .15s,color .15s;display:flex}.grid-btn:hover:not(.grid-btn--active){background:var(--swp-paper-2);border-color:var(--swp-border)}.grid-btn--active{background:var(--color-primary);color:var(--color-primary-content);border-color:#0000}.grid-btn__name{font-size:13px;font-weight:700}.grid-btn__value{font-family:var(--font-mono);opacity:.7;font-size:10px;font-weight:400}.grid-btn--active .grid-btn__value{opacity:.8;color:var(--color-primary-content)}.grid-preview-column{flex-direction:column;gap:16px;display:flex}.grid-preview{background:var(--grid-preview-bg);border:2px dashed var(--grid-preview-border);border-radius:var(--r-md);min-height:200px;padding:32px 12px 12px;position:relative;overflow:auto}@media (width>=768px){.grid-preview{min-height:280px;padding:36px 16px 16px}}.grid-preview__label{text-transform:uppercase;letter-spacing:.1em;color:var(--swp-ink-3);background:var(--swp-surface);border-radius:var(--r-sm);padding:2px 6px;font-size:9px;font-weight:700;position:absolute;top:6px;left:8px}.grid-preview__inner{width:100%;min-height:160px}@media (width>=768px){.grid-preview__inner{min-height:240px}}.grid-item{border-radius:var(--r-sm);font-family:var(--font-sans);color:#fff;outline:1px dashed var(--grid-line-color);justify-content:center;align-items:center;min-width:0;min-height:0;font-size:13px;font-weight:800;transition:all .2s;display:flex}@media 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.15s;display:flex}.grid-output__copy{background:var(--color-primary);color:var(--color-primary-content);border:none}.grid-output__copy:hover{opacity:.9}.grid-output__copy--done{background:var(--color-success);color:#fff}.grid-output__reset{color:var(--swp-ink-2);border:1px solid var(--swp-border);background:0 0}.grid-output__reset:hover{background:var(--swp-paper-2);border-color:var(--swp-ink-3)}.grid-notice{color:var(--swp-ink-3);background:var(--swp-paper-2);border-radius:var(--r-sm);margin-top:4px;padding:6px 10px;font-size:12px}.grid-page-header{max-width:960px;margin:0 auto;padding:24px 16px 0}@media (width>=768px){.grid-page-header{padding:32px 24px 0}}.grid-page-subtitle{color:var(--swp-ink-2);margin-top:8px;margin-bottom:0;font-size:14px}.grid-how-to{max-width:960px;margin:0 auto;padding:0 16px}@media (width>=768px){.grid-how-to{padding:0 24px}}.grid-steps{counter-reset:grid-step;flex-direction:column;gap:16px;margin:0;padding:0;list-style:none;display:flex}.grid-steps li{counter-increment:grid-step;color:var(--swp-ink);align-items:flex-start;gap:12px;font-size:15px;line-height:1.7;display:flex}.grid-steps li:before{content:counter(grid-step);background:var(--color-primary);width:28px;height:28px;color:var(--color-primary-content);border-radius:50%;flex-shrink:0;justify-content:center;align-items:center;margin-top:2px;font-size:13px;font-weight:800;display:inline-flex}.grid-section{max-width:960px;margin:0 auto;padding:0 16px}@media (width>=768px){.grid-section{padding:0 24px}}.grid-section-title{color:var(--swp-ink);border-left:4px solid var(--color-primary);margin-top:0;margin-bottom:16px;padding-left:12px;font-size:20px;font-weight:800}.grid-lesson-list,.grid-related-list{flex-direction:column;gap:12px;margin:0;padding:0;list-style:none;display:flex}.grid-lesson-link,.grid-related-link{background:var(--swp-surface);border:1px solid var(--swp-border);border-radius:var(--r-md);color:var(--color-primary);align-items:center;gap:10px;padding:14px 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