:root{--bg:#f6f8fc;--card:#fff;--text:#162033;--muted:#667085;--line:#e8edf5;--primary:#1d4ed8;--primary2:#0ea5e9;--shadow:0 18px 50px #10182814}[data-theme=dark]{--bg:#0d1320;--card:#121a2b;--text:#eef4ff;--muted:#a8b3c7;--line:#243149;--primary:#60a5fa;--primary2:#22d3ee;--shadow:0 18px 50px #0006}*{box-sizing:border-box}body{margin:0;background:radial-gradient(circle at top left,#0ea5e92e,transparent 34%),var(--bg);color:var(--text);font-family:Inter,system-ui,Segoe UI,Arial,sans-serif}a{text-decoration:none;color:inherit}.topbar{position:sticky;top:0;z-index:10;backdrop-filter:blur(16px);background:color-mix(in srgb,var(--bg) 84%,transparent);border-bottom:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;padding:14px clamp(16px,4vw,56px)}.brand{display:flex;gap:12px;align-items:center;font-size:20px;font-weight:900}.brand img{height:42px;max-width:150px;object-fit:contain}.topbar nav{display:flex;gap:18px;align-items:center;color:var(--muted);font-weight:700}.topbar button{border:1px solid var(--line);background:var(--card);border-radius:999px;padding:8px 10px}.hero{max-width:1060px;margin:auto;text-align:center;padding:78px 20px 44px}.hero.compact{padding:44px 20px 18px}.badge{display:inline-flex;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;padding:8px 14px;border-radius:999px;font-weight:900;font-size:13px}.hero h1{font-size:clamp(36px,6vw,68px);line-height:1.02;margin:18px 0}.hero p,.lead{font-size:20px;color:var(--muted);max-width:760px;margin:0 auto 24px}.searchbox{max-width:760px;margin:26px auto 0}.searchbox input,.form input,.form textarea,.field input,.field textarea{width:100%;border:1px solid var(--line);border-radius:18px;background:var(--card);padding:16px 18px;color:var(--text);font-size:16px;outline:0}.section{max-width:1180px;margin:auto;padding:32px 20px}.section.narrow{max-width:760px}.category-grid,.tools-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}.category-card,.tool-card,.tool-box,.side-card,.ad,.notice,.admin-card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:var(--shadow)}.category-card span,.tool-icon{font-size:34px}.category-card strong,.tool-card strong{display:block;font-size:18px;margin:8px 0}.category-card small,.tool-card p{color:var(--muted);line-height:1.5}.tool-card{display:flex;gap:15px;transition:.2s}.tool-card:hover{transform:translateY(-3px);border-color:var(--primary)}.ad{min-height:90px;display:grid;place-items:center;color:var(--muted);border-style:dashed;text-align:center}.ad-top{max-width:980px}.tool-layout{max-width:1180px;margin:auto;padding:34px 20px;display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px}.breadcrumbs{color:var(--muted);font-size:14px;margin-bottom:20px}.tool-main h1{font-size:clamp(32px,5vw,54px);margin:0 0 12px}.tool-ui{display:grid;gap:16px}.field label{display:block;font-weight:900;margin-bottom:8px}.field textarea{min-height:170px;resize:vertical}.result{background:color-mix(in srgb,var(--bg) 82%,var(--card));border:1px solid var(--line);border-radius:18px;padding:16px;white-space:pre-wrap;min-height:58px}.actions{display:flex;gap:10px;flex-wrap:wrap}button,.button{border:0;background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;font-weight:900;border-radius:14px;padding:12px 16px;cursor:pointer}.button.ghost,button.ghost{background:transparent;color:var(--primary);border:1px solid var(--line)}.seo-text{line-height:1.7;color:var(--muted);margin-top:28px}.seo-text h2{color:var(--text)}details{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:14px;margin:10px 0}.sidebar{display:grid;gap:18px;align-content:start}.footer{border-top:1px solid var(--line);margin-top:50px;padding:28px clamp(16px,4vw,56px);display:flex;justify-content:space-between;gap:20px;color:var(--muted)}.form{display:grid;gap:14px}.form textarea{min-height:160px}.admin-wrap{max-width:1120px;margin:30px auto;padding:0 20px}.table{width:100%;border-collapse:collapse}.table th,.table td{border-bottom:1px solid var(--line);padding:12px;text-align:left}.pill{display:inline-block;border-radius:999px;padding:4px 10px;background:var(--bg);color:var(--muted)}@media(max-width:820px){.topbar{align-items:flex-start}.topbar nav{gap:10px;font-size:14px}.brand img{height:34px}.tool-layout{grid-template-columns:1fr}.sidebar{display:none}.footer{flex-direction:column}.hero{padding-top:46px}.hero h1{font-size:38px}}
select,.tool-ui input,.tool-ui textarea{width:100%;border:1px solid var(--line);border-radius:18px;background:var(--card);padding:14px 16px;color:var(--text);font-size:16px;outline:0}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.muted{color:var(--muted)}.center{text-align:center}.big-time{font-size:42px;font-weight:900;text-align:center}.result-code{white-space:pre-wrap;background:color-mix(in srgb,var(--bg) 82%,var(--card));border:1px solid var(--line);border-radius:16px;padding:14px;overflow:auto}.swatches{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:12px}.swatch{border:1px solid var(--line);border-radius:18px;background:var(--card);padding:12px;display:grid;gap:8px}.swatch span{display:block;height:78px;border-radius:12px;border:1px solid var(--line)}.swatch small{color:var(--muted)}.gradient-preview{height:150px;border-radius:20px;border:1px solid var(--line)}.contrast-preview{padding:28px;border-radius:18px;border:1px solid var(--line);font-size:28px;font-weight:900;text-align:center}.serp{background:#fff;color:#202124;border-radius:18px;padding:18px;text-align:left}.serp h3{color:#1a0dab;margin:0 0 4px;font-size:20px;font-weight:400}.serp cite{color:#006621;font-style:normal}.serp p{color:#4d5156;margin:6px 0 0;line-height:1.45}.canvas-preview{max-width:100%;border:1px solid var(--line);border-radius:18px;background:var(--card);display:block}.image-preview{max-width:320px;width:100%;border-radius:18px}.button{display:inline-flex;align-items:center;justify-content:center}.tool-ui textarea{min-height:160px;resize:vertical}@media(max-width:620px){.grid-2,.grid-3{grid-template-columns:1fr}.big-time{font-size:34px}}

/* SEO/logo/legal update */
.brand{min-width:0}.brand-logo-wrap{display:inline-flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:16px;padding:7px 10px;box-shadow:0 10px 28px #10182812}.brand-logo-wrap img{height:30px;width:auto;max-width:180px;object-fit:contain;display:block}.brand-title{white-space:nowrap}.related-list{list-style:none;margin:0 0 16px;padding:0;display:grid;gap:10px}.related-list a{display:block;padding:10px 12px;border:1px solid var(--line);border-radius:14px;background:color-mix(in srgb,var(--bg) 80%,var(--card));font-weight:800}.related-list a:hover{border-color:var(--primary);color:var(--primary)}.legal-page h1{font-size:clamp(34px,5vw,54px);line-height:1.05;margin:0 0 22px}.legal-page h2{margin-top:30px;color:var(--text)}.legal-page p{line-height:1.75;color:var(--muted);font-size:17px}.legal-page a{color:var(--primary);font-weight:900}.legal-contact-card{background:var(--card);border:1px solid var(--line);border-radius:22px;padding:20px;margin:20px 0;box-shadow:var(--shadow)}.legal-contact-card p{margin:6px 0}.footer-links{line-height:1.8;text-align:right}@media(max-width:960px){.brand-logo-wrap img{max-width:145px}.brand-title{display:none}}@media(max-width:620px){.topbar{gap:12px}.topbar nav{flex-wrap:wrap;justify-content:flex-end}.brand-logo-wrap img{max-width:118px;height:26px}.footer-links{text-align:left}}

/* Text tools options */
.option-row{background:color-mix(in srgb,var(--bg) 82%,var(--card));border:1px solid var(--line);border-radius:18px;padding:14px 16px}
.option-row label{display:flex;align-items:center;gap:10px;margin:0;font-weight:900}
.option-row input[type=checkbox]{width:auto;min-width:18px;height:18px;padding:0}
.option-row small{display:block;color:var(--muted);line-height:1.45;margin-top:8px}