:root{--bg:#0b1020;--card:#171c2d;--card-hover:#20263a;--text:#fff;--muted:#9aa3b2;--radius:24px;--container:1200px}html,body{background:var(--bg);color:var(--text);margin:0;padding:0;font-family:Arial,sans-serif}body{min-height:100vh}a{color:inherit}.container{max-width:var(--container);margin:0 auto;padding:40px 20px}.page-title{margin:20px 0;font-size:72px}.page-intro{color:var(--muted);margin-bottom:50px;font-size:24px}.grid{grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:30px;display:grid}.card{background:var(--card);border-radius:var(--radius);color:#fff;padding:32px;text-decoration:none;transition:transform .2s,background .2s;display:block}.card:hover{background:var(--card-hover);transform:translateY(-4px)}.card-title{margin-bottom:14px;font-size:28px;font-weight:700}.card-desc{color:var(--muted);line-height:1.6}.section{margin-top:60px}.tool-card{background:var(--card);border-radius:var(--radius);padding:32px}textarea,input{box-sizing:border-box;color:#fff;background:#111827;border:none;border-radius:16px;width:100%;padding:16px;font-size:16px}textarea{resize:vertical;min-height:220px}.stats{grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:20px;margin-top:24px;display:grid}.stat{background:#111827;border-radius:18px;padding:20px}.stat-label{color:var(--muted);margin-bottom:8px}.stat-value{font-size:32px;font-weight:700}.result-box{word-break:break-word;background:#111827;border-radius:18px;margin-top:24px;padding:24px;font-size:24px}.breadcrumbs{color:var(--muted);flex-wrap:wrap;gap:10px;margin-bottom:30px;display:flex}.breadcrumbs a{color:var(--muted);text-decoration:none}.breadcrumbs a:hover{color:#fff}.site{flex-direction:column;min-height:100vh;display:flex}.footer{border-top:1px solid #1f2937;margin-top:80px;padding:30px 20px}.footer-inner{max-width:var(--container);flex-wrap:wrap;justify-content:space-between;align-items:center;gap:20px;margin:0 auto;display:flex}.footer-brand{color:var(--muted)}.footer-links{flex-wrap:wrap;gap:20px;display:flex}.footer-links a{color:var(--muted);text-decoration:none}.footer-links a:hover{color:#fff}