.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}.tab-pills{display:inline-flex;padding:4px;background:var(--color-surface-container);border-radius:var(--radius-xl);gap:4px}.tab-pills .tab-btn{padding:8px 24px;border-radius:999px;font-size:14px;font-weight:500;border:none;background:transparent;color:var(--color-secondary);cursor:pointer;transition:all var(--transition-fast);font-family:var(--font-body)}.tab-pills .tab-btn.active{background:var(--color-primary);color:var(--color-on-primary)}.tab-pills .tab-btn:hover:not(.active){background:var(--color-surface-container-high)}.tab-pills .tab-btn.active{border-bottom:none!important;text-decoration:none!important}.tab-pills .tab-btn.active:after{display:none!important}.tab-pills .tab-btn:focus{outline:none}.tool-section{padding:0 0 48px}.tool-container{width:100%;max-width:780px;margin:0 auto}.converter-mode{display:flex;justify-content:center;gap:8px;margin-bottom:24px}.converter-mode .btn-toggle{padding:10px 28px;border-radius:999px;font-size:14px;font-weight:500;border:1px solid var(--color-outline-variant);background:var(--color-surface-container-lowest);color:var(--color-on-surface);cursor:pointer;transition:all var(--transition-fast);font-family:var(--font-body)}.converter-mode .btn-toggle.active{background:var(--color-primary);color:var(--color-on-primary);border-color:var(--color-primary)}.converter-mode .btn-toggle:hover:not(.active){background:var(--color-surface-container-high)}.input-group{margin-bottom:20px}.input-group label{display:block;font-size:14px;font-weight:500;color:var(--color-on-surface);margin-bottom:8px}.input-group label span{color:var(--color-secondary);font-weight:400}.input-text{width:100%;padding:12px 16px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);font-family:var(--font-code);font-size:15px;background:var(--color-surface-container-lowest);color:var(--color-on-surface);outline:none;transition:border-color var(--transition-fast);box-sizing:border-box}.input-text:focus{border-color:var(--color-primary)}.input-select{width:100%;padding:12px 16px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);font-family:var(--font-body);font-size:14px;background:var(--color-surface-container-lowest);color:var(--color-on-surface);outline:none;transition:border-color var(--transition-fast);cursor:pointer}.input-select:focus{border-color:var(--color-primary)}html.dark .input-group label{color:#000}.btn-sm{padding:6px 14px;border-radius:var(--radius-xl);font-size:13px;font-weight:500;cursor:pointer;border:1px solid var(--color-outline-variant);background:var(--color-surface-container-lowest);color:var(--color-on-surface);transition:all var(--transition-fast);font-family:var(--font-body);white-space:nowrap}.btn-sm:hover{background:var(--color-surface-container-high);border-color:var(--color-outline)}.result-container{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}@media (max-width: 640px){.result-container{grid-template-columns:1fr}}.result-box{background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl);padding:24px;text-align:center}.result-box h4{font-size:13px;font-weight:500;color:var(--color-secondary);margin:0 0 12px;text-transform:uppercase;letter-spacing:.5px}.result-value{font-family:var(--font-code);font-size:16px;font-weight:600;color:var(--color-on-surface);word-break:break-all;min-height:24px}.current-time-section{margin-top:32px;padding:24px;background:var(--color-surface-container-lowest);border:1px solid var(--color-border-subtle);border-radius:var(--radius-xl)}.current-time-section h3{font-size:16px;font-weight:600;color:var(--color-on-surface);margin:0 0 16px}.current-time-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}@media (max-width: 640px){.current-time-grid{grid-template-columns:1fr}}.current-time-item{display:flex;flex-direction:column;align-items:center;gap:4px}.current-time-label{font-size:12px;color:var(--text-color);text-transform:uppercase;letter-spacing:.5px}html.dark .current-time-label{color:#fff}.current-time-value{font-family:var(--font-code);font-size:15px;font-weight:600;color:var(--primary-color)}.datetime-custom-container{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.datetime-sel{padding:10px 14px;border:1px solid var(--color-border-subtle);border-radius:var(--radius-lg);font-family:var(--font-body);font-size:14px;background:var(--color-surface-container-lowest);color:var(--color-on-surface);cursor:pointer}.datetime-num{width:58px;padding:10px 8px;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);text-align:center}.datetime-num-month{width:58px}.datetime-num-year{width:72px}.datetime-num-hms{width:50px}.datetime-sep{font-size:14px;color:var(--color-secondary);font-weight:500}.datetime-sep-time{margin:0 2px}.datetime-colon{font-size:16px;font-weight:600;color:var(--color-secondary)}.hidden{display:none!important}.copy-btn{margin-top:8px}.result-box{position:relative}.result-box .result-value+.copy-btn{display:inline-block;position:relative;z-index:1}.examples-section{padding:64px 0}.ex-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)}.example-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}@media (max-width: 1024px){.example-grid{grid-template-columns:repeat(2,1fr)}}@media (max-width: 640px){.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);overflow:hidden;transition:border-color var(--transition-fast)}.example-card:hover{border-color:var(--color-primary)}.example-card .ex-title{padding:16px 20px 0;font-size:14px;font-weight:600;color:var(--color-on-surface);margin:0;font-family:var(--font-headline)}.example-card pre{margin:12px 0 0;padding:16px 20px 20px;background:var(--color-surface-container-low);font-family:var(--font-code);font-size:13px;line-height:1.7;color:var(--color-on-surface);overflow:auto;height:400px;white-space:pre;border-radius:0 0 var(--radius-xl) var(--radius-xl);border-top:1px solid var(--color-border-subtle)}#input-error{color:var(--color-error);font-size:13px;margin-top:6px;display:none}.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}}