:root{--color-bg-primary: #0d1117;--color-bg-secondary: #161b22;--color-bg-tertiary: #21262d;--color-bg-input: #0d1117;--color-border: #30363d;--color-border-focus: #58a6ff;--color-text-primary: #c9d1d9;--color-text-secondary: #8b949e;--color-text-muted: #6e7681;--color-accent: #58a6ff;--color-accent-hover: #79c0ff;--color-success: #3fb950;--color-error: #f85149;--color-warning: #d29922;--spacing-xs: .25rem;--spacing-sm: .5rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--spacing-2xl: 3rem;--radius-sm: 4px;--radius-md: 6px;--radius-lg: 8px;--font-mono: "Fira Code", "SF Mono", "Menlo", "Monaco", "Consolas", monospace;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans", Helvetica, Arial, sans-serif;--transition-fast: .15s ease;--transition-normal: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{font-family:var(--font-sans);background-color:var(--color-bg-primary);color:var(--color-text-primary);line-height:1.6;min-height:100vh}h1,h2,h3,h4,h5,h6{font-weight:600;line-height:1.25;margin-bottom:var(--spacing-md)}h1{font-size:2rem}h2{font-size:1.5rem}h3{font-size:1.25rem}.container{width:100%;max-width:1200px;margin:0 auto;padding:0 var(--spacing-md)}.header{background-color:var(--color-bg-secondary);border-bottom:1px solid var(--color-border);padding:var(--spacing-lg) 0;margin-bottom:var(--spacing-xl)}.header__title{font-size:1.75rem;display:flex;align-items:center;gap:var(--spacing-sm)}.header__subtitle{color:var(--color-text-secondary);font-size:.875rem;margin-top:var(--spacing-xs)}.main{padding-bottom:var(--spacing-2xl)}.tabs{display:flex;flex-wrap:wrap;gap:var(--spacing-xs);border-bottom:1px solid var(--color-border);margin-bottom:var(--spacing-xl);padding-bottom:var(--spacing-xs)}.tab-button{background:transparent;border:none;color:var(--color-text-secondary);padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem;font-weight:500;cursor:pointer;border-radius:var(--radius-md) var(--radius-md) 0 0;transition:all var(--transition-fast);position:relative}.tab-button:hover{color:var(--color-text-primary);background-color:var(--color-bg-tertiary)}.tab-button[aria-selected=true]{color:var(--color-accent);background-color:var(--color-bg-tertiary)}.tab-button[aria-selected=true]:after{content:"";position:absolute;bottom:-1px;left:0;right:0;height:2px;background-color:var(--color-accent)}.tab-button:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:2px}.tab-panel{display:none}.tab-panel[aria-hidden=false]{display:block}.converter-card{background-color:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.converter-card__title{font-size:1.125rem;margin-bottom:var(--spacing-md);display:flex;align-items:center;gap:var(--spacing-sm)}.converter-card__description{color:var(--color-text-secondary);font-size:.875rem;margin-bottom:var(--spacing-lg)}.form-group{margin-bottom:var(--spacing-md)}.form-label{display:block;font-size:.875rem;font-weight:500;margin-bottom:var(--spacing-xs);color:var(--color-text-secondary)}.form-input,.form-textarea{width:100%;background-color:var(--color-bg-input);border:1px solid var(--color-border);border-radius:var(--radius-md);color:var(--color-text-primary);font-family:var(--font-mono);font-size:.875rem;padding:var(--spacing-sm) var(--spacing-md);transition:border-color var(--transition-fast)}.form-input:focus,.form-textarea:focus{outline:none;border-color:var(--color-border-focus);box-shadow:0 0 0 3px #58a6ff26}.form-input::placeholder,.form-textarea::placeholder{color:var(--color-text-muted)}.form-textarea{min-height:150px;resize:vertical;line-height:1.5}.form-textarea--output{background-color:var(--color-bg-tertiary)}.form-input--number{font-family:var(--font-mono);text-align:right}.input-group{display:flex;gap:var(--spacing-sm);align-items:flex-end}.input-group .form-group{flex:1;margin-bottom:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-xs);padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem;font-weight:500;border-radius:var(--radius-md);cursor:pointer;transition:all var(--transition-fast);border:1px solid transparent}.btn:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:2px}.btn:disabled{opacity:.5;cursor:not-allowed}.btn--primary{background-color:var(--color-accent);color:#fff}.btn--primary:hover:not(:disabled){background-color:var(--color-accent-hover)}.btn--secondary{background-color:var(--color-bg-tertiary);border-color:var(--color-border);color:var(--color-text-primary)}.btn--secondary:hover:not(:disabled){background-color:var(--color-border)}.btn--small{padding:var(--spacing-xs) var(--spacing-sm);font-size:.75rem}.btn--icon{padding:var(--spacing-sm);min-width:36px;min-height:36px}.btn-group{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.toggle-group{display:inline-flex;border-radius:var(--radius-md);overflow:hidden;border:1px solid var(--color-border)}.toggle-btn{background-color:var(--color-bg-tertiary);border:none;color:var(--color-text-secondary);padding:var(--spacing-sm) var(--spacing-md);font-size:.875rem;cursor:pointer;transition:all var(--transition-fast)}.toggle-btn:not(:last-child){border-right:1px solid var(--color-border)}.toggle-btn:hover{color:var(--color-text-primary)}.toggle-btn[aria-pressed=true]{background-color:var(--color-accent);color:#fff}.toggle-btn:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:-2px}.alert{padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem;margin-top:var(--spacing-sm)}.alert--error{background-color:#f8514926;border:1px solid rgba(248,81,73,.4);color:var(--color-error)}.alert--success{background-color:#3fb95026;border:1px solid rgba(63,185,80,.4);color:var(--color-success)}.alert--info{background-color:#58a6ff26;border:1px solid rgba(88,166,255,.4);color:var(--color-accent)}.detection-badge{display:inline-flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background-color:var(--color-bg-tertiary);border:1px solid var(--color-border);border-radius:var(--radius-sm);font-size:.75rem;font-family:var(--font-mono);color:var(--color-text-secondary)}.detection-badge--detected{border-color:var(--color-success);color:var(--color-success)}.copy-feedback{position:fixed;bottom:var(--spacing-lg);right:var(--spacing-lg);background-color:var(--color-success);color:#fff;padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);font-size:.875rem;font-weight:500;opacity:0;transform:translateY(10px);transition:all var(--transition-normal);pointer-events:none;z-index:1000}.copy-feedback.visible{opacity:1;transform:translateY(0)}.converter-grid{display:grid;grid-template-columns:1fr;gap:var(--spacing-md)}@media(min-width:768px){.converter-grid{grid-template-columns:1fr 1fr}}.converter-grid--single{grid-template-columns:1fr}.output-area{position:relative}.output-area__actions{position:absolute;top:var(--spacing-sm);right:var(--spacing-sm);display:flex;gap:var(--spacing-xs)}.inline-converter{display:flex;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.inline-converter__input{flex:1;min-width:120px}.inline-converter__symbol{color:var(--color-text-muted);font-size:1.25rem}.inline-converter__result{flex:1;min-width:120px;font-family:var(--font-mono);font-size:1.125rem;color:var(--color-accent);background-color:var(--color-bg-tertiary);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--radius-md);text-align:right}.smart-detection{background:linear-gradient(135deg,var(--color-bg-secondary) 0%,var(--color-bg-tertiary) 100%);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-lg)}.smart-detection__title{color:var(--color-accent)}.smart-detection__results{margin-top:var(--spacing-md);display:flex;flex-wrap:wrap;gap:var(--spacing-sm)}.footer{border-top:1px solid var(--color-border);padding:var(--spacing-lg) 0;margin-top:var(--spacing-2xl);text-align:center;color:var(--color-text-muted);font-size:.875rem}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.mt-sm{margin-top:var(--spacing-sm)}.mt-md{margin-top:var(--spacing-md)}.mt-lg{margin-top:var(--spacing-lg)}.mb-sm{margin-bottom:var(--spacing-sm)}.mb-md{margin-bottom:var(--spacing-md)}.mb-lg{margin-bottom:var(--spacing-lg)}@media(max-width:767px){.header__title{font-size:1.5rem}.tabs{overflow-x:auto;flex-wrap:nowrap;-webkit-overflow-scrolling:touch;scrollbar-width:none}.tabs::-webkit-scrollbar{display:none}.tab-button{white-space:nowrap}.inline-converter{flex-direction:column;align-items:stretch}.inline-converter__symbol{text-align:center;transform:rotate(90deg)}.btn-group{flex-direction:column}.btn-group .btn{width:100%}}.timestamp-formats[data-astro-cid-z5ykcier]{display:flex;flex-direction:column;gap:.5rem;background-color:var(--color-bg-tertiary);padding:var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--color-border)}.timestamp-format-item[data-astro-cid-z5ykcier]{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md);flex-wrap:wrap}.timestamp-format-label[data-astro-cid-z5ykcier]{color:var(--color-text-secondary);font-size:.875rem;min-width:80px}.timestamp-format-item[data-astro-cid-z5ykcier] code[data-astro-cid-z5ykcier]{font-family:var(--font-mono);font-size:.875rem;color:var(--color-accent);background:transparent;word-break:break-all}.px-rem-section[data-astro-cid-tk2uaq5l]{background-color:var(--color-bg-tertiary);padding:var(--spacing-md);border-radius:var(--radius-md);border:1px solid var(--color-border)}.section-title[data-astro-cid-tk2uaq5l]{font-size:.875rem;color:var(--color-text-secondary);margin-bottom:var(--spacing-md);font-weight:500}.inline-converter__input[data-astro-cid-tk2uaq5l]{position:relative;flex:1}.unit-label[data-astro-cid-tk2uaq5l]{position:absolute;right:12px;top:50%;transform:translateY(-50%);color:var(--color-text-muted);font-size:.875rem;pointer-events:none}.inline-converter__input[data-astro-cid-tk2uaq5l] .form-input[data-astro-cid-tk2uaq5l]{padding-right:45px}.reference-table[data-astro-cid-tk2uaq5l]{display:flex;flex-direction:column;background-color:var(--color-bg-tertiary);border-radius:var(--radius-md);border:1px solid var(--color-border);overflow:hidden;font-size:.875rem}.reference-header[data-astro-cid-tk2uaq5l]{display:grid;grid-template-columns:1fr 1fr 2fr;gap:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-bg-secondary);font-weight:500;color:var(--color-text-secondary);border-bottom:1px solid var(--color-border)}.reference-row[data-astro-cid-tk2uaq5l]{display:grid;grid-template-columns:1fr 1fr 2fr;gap:var(--spacing-md);padding:var(--spacing-sm) var(--spacing-md);border-bottom:1px solid var(--color-border)}.reference-row[data-astro-cid-tk2uaq5l]:last-child{border-bottom:none}.reference-row[data-astro-cid-tk2uaq5l]:hover{background-color:#58a6ff0d}.ref-px[data-astro-cid-tk2uaq5l]{font-family:var(--font-mono);color:var(--color-text-primary)}.ref-rem[data-astro-cid-tk2uaq5l]{font-family:var(--font-mono);color:var(--color-accent)}.ref-use[data-astro-cid-tk2uaq5l]{color:var(--color-text-secondary)}@media(max-width:767px){.reference-header[data-astro-cid-tk2uaq5l],.reference-row[data-astro-cid-tk2uaq5l]{grid-template-columns:1fr 1fr}.reference-header[data-astro-cid-tk2uaq5l] span[data-astro-cid-tk2uaq5l]:last-child,.reference-row[data-astro-cid-tk2uaq5l] span[data-astro-cid-tk2uaq5l]:last-child{display:none}}.smart-actions[data-astro-cid-dpzogant]{display:flex;flex-wrap:wrap;gap:var(--spacing-sm);padding-top:var(--spacing-md);border-top:1px solid var(--color-border)}.detection-result[data-astro-cid-dpzogant]{display:flex;align-items:center;gap:var(--spacing-sm);padding:var(--spacing-sm) var(--spacing-md);background-color:var(--color-bg-secondary);border:1px solid var(--color-border);border-radius:var(--radius-md);font-size:.875rem}.detection-result--primary[data-astro-cid-dpzogant]{border-color:var(--color-success);background-color:#3fb9501a}.detection-result__type[data-astro-cid-dpzogant]{font-weight:600;color:var(--color-text-primary)}.detection-result__confidence[data-astro-cid-dpzogant]{font-size:.75rem;color:var(--color-text-muted)}.detection-result__icon[data-astro-cid-dpzogant]{color:var(--color-success)}.action-btn[data-astro-cid-dpzogant]{display:inline-flex;align-items:center;gap:var(--spacing-xs)}