.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:0 0 48px}.tool-container{width:100%;max-width:920px;margin:0 auto}.base-options{display:flex;flex-wrap:wrap;gap:16px;align-items:center;margin-bottom:24px;padding:14px 20px;background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl)}.base-opt-label{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--color-on-surface)}.base-opt-label span{font-weight:500}.base-opt-hint{font-weight:400;color:var(--color-secondary)}.base-opt-select{padding:6px 12px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);font-size:13px;font-family:var(--font-body);background:var(--color-surface-container-low);color:var(--color-on-surface);cursor:pointer;outline:none}.base-opt-check input[type=checkbox]{accent-color:var(--color-primary)}.base-cards{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-bottom:20px}@media (max-width: 640px){.base-cards{grid-template-columns:1fr}}.base-card{background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:20px 24px;transition:border-color var(--transition-fast)}.base-card.base-card-highlight{border-color:var(--color-primary);border-width:2px}.base-card-header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:12px}.base-card-header h3{font-size:15px;font-weight:600;color:var(--color-on-surface);margin:0}.base-card-hint{font-size:12px;color:var(--color-secondary);margin-top:2px}.base-card-input{width:100%;padding:10px 14px;border:1px solid var(--color-outline-variant);border-radius:var(--radius-lg);font-family:var(--font-code);font-size:16px;background:var(--color-surface-container-low);color:var(--color-on-surface);outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.base-card-input:focus{border-color:var(--color-primary)}.base-card-error{color:var(--color-error);font-size:12px;margin-top:6px;display:none}.btn-copy-base{padding:4px 10px;border-radius:var(--radius-lg);font-size:13px;cursor:pointer;border:1px solid var(--color-outline-variant);background:var(--color-surface-container-low);color:var(--color-on-surface-variant);transition:all var(--transition-fast);font-family:var(--font-body)}.btn-copy-base:hover{background:var(--color-surface-container-high)}.base-summary{text-align:center;padding:16px 20px;background:var(--color-surface-container-low);border-radius:var(--radius-xl);margin-bottom:16px}.base-summary-text{font-family:var(--font-code);font-size:14px;color:var(--color-on-surface)}.base-byte-info{background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:16px 24px;margin-bottom:16px}.byte-info-title{font-size:13px;font-weight:600;color:var(--color-on-surface);margin-bottom:12px}.byte-info-row{display:flex;align-items:center;gap:12px;margin-bottom:8px}.byte-info-label{font-size:13px;font-weight:500;color:var(--color-secondary);min-width:72px}.byte-info-value{font-family:var(--font-code);font-size:14px;color:var(--color-on-surface)}.byte-cells{display:flex;gap:4px;flex-wrap:wrap}.byte-cell{display:inline-flex;flex-direction:column;align-items:center;background:var(--color-surface-container);border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);padding:4px 8px;min-width:36px;cursor:default}.byte-hex{font-size:13px;font-weight:600;color:var(--color-primary)}.byte-ascii{font-size:11px;color:var(--color-secondary);margin-top:2px}.byte-ascii-text{font-weight:600;color:var(--color-tertiary)}.base-steps{background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);overflow:hidden}.base-steps-toggle{padding:14px 24px;cursor:pointer;font-size:14px;font-weight:500}.base-steps-content{padding:0 24px 24px}.base-steps-pre{font-family:var(--font-code);font-size:13px;color:var(--color-on-surface-variant);white-space:pre-wrap;margin:0}.examples-section{padding:0 0 64px}.examples-section .ex-heading{font-family:var(--font-headline);font-size:var(--text-headline-lg);font-weight:600;margin:0 0 8px;color:var(--color-on-surface)}.examples-subtitle{font-size:var(--text-body-md);color:var(--color-secondary);margin:0 0 32px}.example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}@media (max-width: 768px){.example-grid{grid-template-columns:1fr 1fr}}@media (max-width: 480px){.example-grid{grid-template-columns:1fr}}.example-card{background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:20px;cursor:pointer;transition:all var(--transition-fast)}.example-card:hover{border-color:var(--color-primary);box-shadow:var(--shadow-md)}.example-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.example-badge{font-size:12px;font-weight:600;padding:2px 10px;border-radius:var(--radius-lg);background:var(--color-primary-fixed);color:var(--color-on-primary-fixed)}.example-arrow{font-size:14px;color:var(--color-secondary)}.example-desc{font-size:13px;color:var(--color-on-surface-variant);margin:0 0 10px}.example-values{display:flex;flex-wrap:wrap;gap:6px}.ev-item{font-size:12px;font-family:var(--font-code);background:var(--color-surface-container);padding:2px 8px;border-radius:var(--radius-lg);color:var(--color-on-surface)}.ev-base{color:var(--color-secondary);margin-right:4px}.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}@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}}