.tool-page{padding-top:68px;min-height:100vh;background:var(--background)}.tool-hero{padding:3.5rem 0 2.5rem;background:linear-gradient(160deg,#fef2f2,#fafaf9,#fffbeb);position:relative;overflow:hidden}.tool-hero:before{content:"";position:absolute;right:-1rem;top:50%;transform:translateY(-50%);font-size:18rem;font-weight:900;color:var(--primary);opacity:.03;line-height:1;pointer-events:none;user-select:none}.tool-hero:after{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--primary),var(--gold-light))}.hero-content{position:relative}.text-gradient{background:linear-gradient(135deg,var(--primary),var(--gold-light));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.back-link{display:inline-block;color:var(--primary);text-decoration:none;font-size:.9rem;font-weight:600;margin-bottom:1rem}.tool-hero h1{font-size:2.4rem;font-weight:800;color:var(--text);margin:.75rem 0 .5rem;letter-spacing:-.02em;line-height:1.2}.tool-subtitle{font-size:1.1rem;color:var(--text-secondary);max-width:600px}.tool-header{padding:2.5rem 0 2rem;border-bottom:1px solid #e7e5e4;background:#f9f8f6}.tool-header-inner{display:flex;justify-content:space-between;align-items:flex-end;gap:1.5rem}.tool-header-left{display:flex;flex-direction:column}.tool-eyebrow{display:inline-flex;align-items:center;gap:.75rem;margin-bottom:.75rem}.tool-eyebrow-line{display:block;width:2rem;height:1px;background:#7f1d1d4d}.tool-eyebrow-text{font-size:.875rem;font-weight:500;letter-spacing:.3em;color:#7f1d1d}.tool-header-title{font-size:2.25rem;font-weight:700;color:#1c1917;letter-spacing:.1em;margin:0 0 .5rem;line-height:1.2}.tool-header-subtitle{font-size:1rem;color:#78716c;letter-spacing:.05em;font-weight:300;margin:0}.tool-header-right{flex-shrink:0}.tool-back-link{font-size:.95rem;color:#78716c;text-decoration:none;white-space:nowrap;transition:color .2s}.tool-back-link:hover{color:#7f1d1d}@media(max-width:768px){.tool-header-inner{flex-direction:column;align-items:flex-start}.tool-header-title{font-size:2rem}}@media(min-width:769px){.tool-header-title{font-size:3rem}.tool-header-subtitle{font-size:1.1rem}}.tool-section{padding:2.5rem 0}.converter-card{background:var(--surface);border:1px solid var(--border);border-radius:20px;overflow:hidden;box-shadow:0 4px 20px #0000000d}.input-row{display:flex;gap:1rem;flex-wrap:wrap;margin-bottom:1.5rem}.select-group{display:flex;flex-direction:column;gap:.4rem;flex:1;min-width:100px}.select-group label{font-size:.95rem;font-weight:600;color:var(--text-secondary)}.select-group select{padding:.75rem 2.25rem .75rem 1rem;border:1px solid var(--border);border-radius:10px;font-size:1.05rem;color:var(--text);background:var(--surface);cursor:pointer;transition:border-color .2s,box-shadow .2s;appearance:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748b' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .75rem center}.select-group select:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #a51d2d1f}.convert-arrow{display:flex;justify-content:center;margin-bottom:1.25rem;color:#a51d2d59}.convert-arrow svg{width:24px;height:24px}.result-box{background:#f8f7f7;border-radius:12px;padding:1.5rem;min-height:100px}.result-hint{color:var(--text-secondary);font-size:1rem;text-align:center;padding-top:.5rem}.result-main{font-size:1.75rem;font-weight:800;color:var(--primary);text-align:center;letter-spacing:.01em;padding-bottom:1rem;border-bottom:1px solid var(--border);margin-bottom:1rem}.result-tags{display:flex;flex-wrap:wrap;gap:.5rem;justify-content:center}.result-tag{display:inline-block;background:var(--surface);border:1px solid var(--border);border-radius:999px;padding:.35rem .95rem;font-size:1rem;font-weight:600;color:var(--text)}.result-tag.gold{background:#fffbeb;border-color:#b8860b4d;color:var(--gold)}.result-sub{font-size:1.1rem;font-weight:600;color:var(--text-secondary)}.result-error{color:#dc2626;font-size:1rem;text-align:center}.seo-section{padding:4rem 0 5rem}.seo-content{max-width:800px;margin:0 auto}.seo-article{margin-bottom:2.5rem}.seo-article:last-child{margin-bottom:0}.seo-article h2{font-size:1.75rem;font-weight:800;color:var(--text);margin-bottom:1rem;letter-spacing:-.01em;position:relative;padding-left:1rem}.seo-article h2:before{content:"";position:absolute;left:0;top:.1em;bottom:.1em;width:3px;background:linear-gradient(180deg,var(--primary),var(--gold-light));border-radius:2px}.seo-content p{color:var(--text-secondary);line-height:1.85;font-size:1.05rem}.seo-article ul{list-style:none;padding:0;margin:.75rem 0 0;display:flex;flex-direction:column;gap:.625rem}.seo-article ul li{color:var(--text-secondary);line-height:1.75;font-size:1.05rem;padding-left:1.25rem;position:relative}.seo-article ul li:before{content:"";position:absolute;left:0;top:.65em;width:6px;height:6px;border-radius:50%;background:var(--primary);opacity:.55;flex-shrink:0}.seo-article ul li strong{color:var(--text);font-weight:700}.faq-list{display:flex;flex-direction:column;gap:.875rem;margin-top:1rem}.faq-list details{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden;transition:border-color .25s ease,box-shadow .25s ease}.faq-list details[open]{border-left:3px solid var(--primary);box-shadow:0 4px 16px #a51d2d12}.faq-list summary{padding:1.3rem 1.5rem;cursor:pointer;font-weight:600;font-size:1.1rem;list-style:none;display:flex;justify-content:space-between;align-items:center;user-select:none;color:var(--text);transition:color .2s}.faq-list summary::-webkit-details-marker{display:none}.faq-list details[open] summary{color:var(--primary)}.faq-chevron{flex-shrink:0;margin-left:1rem;transition:transform .3s ease;color:var(--text-secondary)}.faq-list details[open] .faq-chevron{transform:rotate(180deg);color:var(--primary)}.faq-answer{padding:0 1.5rem 1.25rem 1.75rem}.faq-answer p{color:var(--text-secondary);line-height:1.85;font-size:1.05rem;margin:0}@media(max-width:768px){.tool-hero h1{font-size:1.9rem}.tool-hero:before{font-size:10rem;right:-.5rem}.input-row{gap:.75rem}.select-group{min-width:80px}.result-main{font-size:1.5rem}}@media(max-width:480px){.seo-article h2{font-size:1.5rem}}.related-tools{padding:3rem 0 2rem;border-top:1px solid var(--border)}.related-tools-heading{font-size:1.3rem;font-weight:700;color:var(--text);margin-bottom:1rem}.related-tools-list{list-style:none;padding:0;display:flex;flex-wrap:wrap;gap:.75rem}.related-tools-list a{color:var(--primary);text-decoration:none;font-size:.95rem;font-weight:600;padding:.5rem 1rem;border-radius:8px;background:var(--primary-soft);border:1px solid transparent;transition:border-color .2s,background .2s}.related-tools-list a:hover{border-color:var(--primary);background:transparent}