.main-bottom-pad{padding-bottom:64px}.tool-hero{text-align:center;padding:64px 20px 32px}.tool-hero h1{font-family:var(--font-headline);font-size:var(--text-headline-xl);font-weight:700;line-height:var(--text-headline-xl-line);letter-spacing:-.02em;color:var(--color-on-background);margin:0 0 16px}.tool-hero .hero-sub{font-size:var(--text-body-lg);line-height:var(--text-body-lg-line);color:var(--color-secondary);max-width:42rem;margin:0 auto 32px}.tool-section{padding:24px 0}.cg-cards{display:grid;grid-template-columns:1fr 1fr;gap:var(--spacing-gutter)}@media (max-width: 768px){.cg-cards{grid-template-columns:1fr}}.cg-card{background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:24px}.cg-card-title{font-size:16px;font-weight:600;margin:0 0 16px;color:var(--color-on-surface)}.cg-preview-card{display:flex;flex-direction:column;grid-column:1;grid-row:1}.cg-preview-swatch{width:100%;height:160px;border-radius:var(--radius-lg);margin-bottom:16px;transition:background .3s}.cg-preview-name{font-size:18px;font-weight:600;margin-bottom:12px;color:var(--color-on-surface)}.cg-format-tabs{display:flex;gap:4px;margin-bottom:12px}.cg-fmt-btn{padding:6px 16px;border:1px solid var(--color-border-subtle);border-radius:999px;font-size:13px;background:transparent;cursor:pointer;color:var(--color-on-surface-variant);font-family:var(--font-body)}.cg-fmt-btn.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary)}.cg-preview-value{font-family:var(--font-code);font-size:20px;font-weight:600;margin-bottom:12px;color:var(--color-on-surface)}.cg-contrast-rows{display:flex;flex-direction:column;gap:6px;font-size:13px}.cg-contrast-row{display:flex;justify-content:space-between;color:var(--color-on-surface-variant)}.cg-controls-card{grid-column:2;grid-row:1}.cg-mode-row{display:flex;gap:4px;margin-bottom:16px}.cg-mode-btn{flex:1;padding:8px;border:1px solid var(--color-border-subtle);border-radius:999px;font-size:13px;background:transparent;cursor:pointer;color:var(--color-on-surface-variant);font-family:var(--font-body)}.cg-mode-btn.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary)}.cg-actions-row{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.cg-picker{width:40px;height:40px;border:none;border-radius:var(--radius-lg);cursor:pointer;padding:0}.cg-realtime{display:flex;align-items:center;gap:6px;font-size:13px;cursor:pointer;color:var(--color-on-surface-variant)}.cg-converter-card{grid-column:1;grid-row:2}.cg-input{width:100%;padding:10px 14px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);font-family:var(--font-code);font-size:14px;background:var(--color-surface-container-lowest);color:var(--color-on-surface);box-sizing:border-box;margin-bottom:12px}.cg-conv-error{font-size:13px;color:var(--color-error);margin-bottom:8px}.cg-conv-results{display:flex;flex-direction:column;gap:8px}.cg-conv-row{display:flex;align-items:center;gap:12px;font-size:14px}.cg-conv-row span{font-weight:500;min-width:40px;color:var(--color-on-surface-variant)}.cg-conv-row code{font-family:var(--font-code);font-size:13px;color:var(--color-on-surface)}html.dark .cg-conv-row code{color:#000}.cg-copy-sm{margin-left:auto;padding:4px 12px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);font-size:12px;background:transparent;cursor:pointer;color:var(--color-on-surface-variant);font-family:var(--font-body)}.cg-schemes-card{grid-column:2;grid-row:2}.cg-scheme-btns{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:16px}.cg-scheme-btn{padding:6px 14px;border:1px solid var(--color-border-subtle);border-radius:999px;font-size:13px;background:transparent;cursor:pointer;color:var(--color-on-surface-variant);font-family:var(--font-body)}.cg-scheme-btn.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary)}.cg-scheme-swatches{display:flex;gap:8px}.cg-scheme-swatches .scheme-swatch{flex:1;height:60px;border-radius:var(--radius-lg)}.cg-pal-swatch{width:100px;height:100px;border-radius:var(--radius-lg)}.cg-palette-card{grid-column:1 / -1}.cg-palette-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.cg-palette-grid{display:flex;gap:12px;flex-wrap:wrap}.cg-palette-item{flex:1;min-width:120px;padding:16px;border-radius:var(--radius-lg);text-align:center;position:relative}.cg-palette-item .palette-color{height:80px;border-radius:var(--radius-md);margin-bottom:8px}.cg-palette-item .palette-label{font-family:var(--font-code);font-size:13px;color:var(--color-on-surface)}.cg-palette-hint{font-size:12px;color:var(--color-outline);margin:12px 0 0}.cg-history-card{grid-column:1 / -1}.cg-history-grid{display:flex;gap:8px;flex-wrap:wrap}.cg-history-grid .history-swatch{width:40px;height:40px;border-radius:var(--radius-md);cursor:pointer;border:1px solid var(--color-border-subtle)}.feat-section{padding:64px 0}.feat-section .feat-heading{font-family:var(--font-headline);font-size:var(--text-headline-lg);font-weight:600;text-align:center;margin:0 0 48px;color:var(--color-on-surface)}.feat-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--spacing-gutter)}@media (max-width: 1024px){.feat-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 480px){.feat-grid{grid-template-columns:1fr}}.feat-card{padding:32px;background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);transition:all var(--transition-normal)}.feat-card:hover{box-shadow:var(--shadow-md);border-color:var(--color-primary)}.feat-card .feat-icon{width:48px;height:48px;border-radius:50%;display:flex;align-items:center;justify-content:center;margin-bottom:24px}.feat-card .feat-icon.feat-primary{background:var(--color-primary-fixed);color:var(--color-primary)}.feat-card .feat-icon.feat-tertiary{background:var(--color-tertiary-fixed);color:var(--color-tertiary)}.feat-card .feat-icon.feat-secondary{background:var(--color-secondary-fixed);color:var(--color-on-secondary-fixed)}.feat-card .feat-icon.feat-error{background:var(--color-error-container);color:var(--color-on-error-container)}.feat-card h3{font-family:var(--font-headline);font-size:var(--text-title-md);font-weight:600;line-height:var(--text-title-md-line);margin:0 0 12px;color:var(--color-on-surface)}.feat-card p{font-size:var(--text-body-md);color:var(--color-on-surface-variant);margin:0;line-height:var(--text-body-md-line)}.faq-section-v3{padding:80px 0}.faq-section-v3 h2{font-family:var(--font-headline);font-size:var(--text-headline-lg);font-weight:600;line-height:var(--text-headline-lg-line);letter-spacing:-.01em;color:var(--color-on-surface);margin:0 0 48px}.faq-section-v3 .faq-cat-title{font-family:var(--font-headline);font-size:var(--text-title-md);font-weight:600;color:var(--color-on-surface);margin:32px 0 16px}.faq-section-v3 details{border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);overflow:hidden;background:var(--color-surface-container-low);margin-bottom:8px}.faq-section-v3 details summary{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;cursor:pointer;font-family:var(--font-headline);font-size:var(--text-title-md);font-weight:600;color:var(--color-on-surface);list-style:none}.faq-section-v3 details summary::-webkit-details-marker{display:none}.faq-section-v3 details summary .mat-icon{transition:transform var(--transition-normal);color:var(--color-outline)}.faq-section-v3 details[open] summary .mat-icon{transform:rotate(180deg)}.faq-section-v3 details .det-content{padding:0 24px 24px;color:var(--color-on-surface-variant);font-size:var(--text-body-md);line-height:var(--text-body-md-line);border-top:1px solid var(--color-border-subtle);margin:0 24px}.faq-section-v3 details .det-content pre{background:var(--color-code-bg);color:#fff;padding:12px 16px;border-radius:var(--radius-lg);font-family:var(--font-code);font-size:var(--text-code-sm);line-height:1.5;overflow-x:auto;margin:8px 0;white-space:pre-wrap}#result-message{position:fixed;bottom:24px;left:50%;transform:translate(-50%);z-index:9999;padding:12px 32px;border-radius:999px;font-size:14px;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;transition:opacity .3s ease,transform .3s ease;pointer-events:none;white-space:nowrap;font-family:var(--font-body)}#result-message.show{opacity:1;transform:translate(-50%) translateY(0)}#result-message.success{color:var(--color-on-primary);background:var(--color-success)}#result-message.error{color:#fff;background:var(--color-error)}@media (max-width: 768px){.tool-hero{padding:40px 16px 24px}.tool-hero h1{font-size:32px;line-height:40px}.feat-grid{grid-template-columns:1fr}}