:root{--primary:#2563eb;--primary-dark:#1d4ed8;--primary-light:#eff6ff;--dark:#0f172a;--text:#334155;--muted:#64748b;--border:#e2e8f0;--background:#f8fafc;--white:#fff;--danger:#dc2626;--shadow:0 15px 45px rgba(15,23,42,.08);--radius:14px}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Inter,Arial,sans-serif;color:var(--text);background:var(--background);line-height:1.7}
button,textarea{font-family:inherit}button,a{-webkit-tap-highlight-color:transparent}
.site-header{position:sticky;top:0;z-index:1000;background:rgba(255,255,255,.94);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.nav-container{width:min(1200px,calc(100% - 32px));min-height:70px;margin:auto;display:flex;align-items:center;justify-content:space-between}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--dark)}
.brand-logo,.footer-logo{display:grid;place-items:center;border-radius:11px;background:linear-gradient(135deg,#2563eb,#7c3aed);color:white;font-weight:800}
.brand-logo{width:43px;height:43px;font-size:22px}.brand-text strong{display:block;font-size:16px;line-height:1.1}.brand-text small{display:block;margin-top:3px;color:var(--muted);font-size:9px}
.main-nav{display:flex;align-items:center;gap:5px}.main-nav a{padding:8px 12px;border-radius:7px;color:var(--text);text-decoration:none;font-size:12px;font-weight:600;transition:.2s}.main-nav a:hover{background:var(--primary-light);color:var(--primary);transform:translateY(-1px)}
.menu-toggle{display:none;width:40px;height:40px;border:1px solid var(--border);border-radius:8px;background:white;cursor:pointer;font-size:20px}
.hero{padding:75px 20px 60px;background:radial-gradient(circle at 15% 20%,#dbeafe 0,transparent 35%),radial-gradient(circle at 85% 30%,#ede9fe 0,transparent 32%),white}
.hero-container{max-width:850px;margin:auto;text-align:center;animation:heroIn .7s ease both}.hero-badge{display:inline-block;padding:5px 13px;border:1px solid #bfdbfe;border-radius:50px;background:#eff6ff;color:var(--primary);font-size:10px;font-weight:700}.hero h1{margin-top:13px;color:var(--dark);font-size:clamp(36px,6vw,58px);line-height:1.1;letter-spacing:-2px}.hero p{max-width:720px;margin:17px auto 0;color:var(--muted);font-size:15px}.hero p strong{color:var(--dark)}.hero-pills{margin-top:24px;display:flex;justify-content:center;flex-wrap:wrap;gap:7px}.hero-pills span{padding:5px 10px;border:1px solid var(--border);border-radius:50px;background:white;color:var(--muted);font-size:9px;font-weight:600;box-shadow:0 2px 7px rgba(15,23,42,.04)}
@keyframes heroIn{from{opacity:0;transform:translateY(18px)}to{opacity:1;transform:translateY(0)}}
.tool-section{padding:30px 16px 75px}.tool-container{max-width:1150px;margin:auto}.tool-card{padding:22px;border:1px solid var(--border);border-radius:var(--radius);background:white;box-shadow:var(--shadow);animation:cardIn .65s ease both}@keyframes cardIn{from{opacity:0;transform:translateY(25px) scale(.99)}to{opacity:1;transform:translateY(0) scale(1)}}
.tool-heading{display:flex;align-items:flex-start;justify-content:space-between;gap:20px;margin-bottom:20px}.tool-label{color:var(--primary);font-size:9px;font-weight:800;letter-spacing:.7px}.tool-heading h2{margin-top:3px;color:var(--dark);font-size:24px}.tool-heading p{color:var(--muted);font-size:11px}.live-status{padding:6px 9px;display:flex;align-items:center;gap:5px;border-radius:20px;background:#f0fdf4;color:#15803d;font-size:9px;font-weight:700}.live-status span{width:6px;height:6px;border-radius:50%;background:#22c55e;animation:pulse 1.5s infinite}@keyframes pulse{0%,100%{opacity:1;transform:scale(1)}50%{opacity:.45;transform:scale(.75)}}
.case-buttons{display:grid;grid-template-columns:repeat(8,1fr);gap:7px;margin-bottom:17px}.case-btn{min-height:70px;padding:8px 5px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:5px;border:1px solid var(--border);border-radius:9px;background:#f8fafc;color:var(--text);cursor:pointer;font-size:9px;font-weight:700;transition:.2s}.case-btn span{color:var(--primary);font-size:14px;font-weight:800}.case-btn:hover{border-color:#93c5fd;background:#eff6ff;transform:translateY(-2px);box-shadow:0 7px 15px rgba(37,99,235,.08)}.case-btn.active{border-color:var(--primary);background:var(--primary);color:white;box-shadow:0 7px 16px rgba(37,99,235,.2);transform:translateY(-2px)}.case-btn.active span{color:white}
.editor-grid{display:grid;grid-template-columns:minmax(0,1fr) 30px minmax(0,1fr);align-items:center;gap:10px}.editor-box{overflow:hidden;border:1px solid var(--border);border-radius:10px;background:#f8fafc;transition:.2s}.editor-box:focus-within{border-color:#93c5fd;box-shadow:0 0 0 3px rgba(37,99,235,.07)}.editor-top{height:40px;padding:0 11px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border);background:white}.editor-top label{color:var(--dark);font-size:10px;font-weight:700}.editor-top span{color:var(--muted);font-size:8px}.editor-box textarea{width:100%;height:260px;padding:14px;resize:vertical;border:0;outline:0;background:transparent;color:var(--dark);font-size:13px;line-height:1.65}.editor-box textarea::placeholder{color:#94a3b8}.output-box textarea{background:linear-gradient(135deg,#fff,#f8fbff)}.swap-icon{width:30px;height:30px;display:grid;place-items:center;border-radius:50%;background:var(--primary-light);color:var(--primary);font-weight:800;animation:arrowMove 2s ease-in-out infinite}@keyframes arrowMove{0%,100%{transform:translateX(0)}50%{transform:translateX(3px)}}
.action-row{margin-top:13px;display:flex;align-items:center;justify-content:space-between;gap:15px}.primary-actions{display:flex;gap:7px}.action-btn{padding:9px 16px;border:0;border-radius:7px;cursor:pointer;font-size:10px;font-weight:700;transition:.2s}.copy-btn{background:var(--primary);color:white}.copy-btn:hover{background:var(--primary-dark);transform:translateY(-1px);box-shadow:0 5px 13px rgba(37,99,235,.2)}.clear-btn{background:#f1f5f9;color:var(--text)}.clear-btn:hover{background:#fee2e2;color:var(--danger);transform:translateY(-1px)}
.share-area{display:flex;align-items:center;gap:5px}.share-area>span{margin-right:3px;color:var(--muted);font-size:9px;font-weight:600}.share-btn{width:30px;height:30px;display:grid;place-items:center;border:0;border-radius:7px;color:white;cursor:pointer;font-size:9px;font-weight:800;transition:.2s}.share-btn:hover{transform:translateY(-3px) scale(1.04);filter:brightness(.93)}.whatsapp{background:#25d366}.facebook{background:#1877f2}.twitter{background:#111827}.linkedin{background:#0a66c2}.telegram{background:#229ed9}.native-share{background:#64748b}.tool-tip-message{min-height:17px;margin-top:7px;color:var(--muted);font-size:9px}
.content-section{padding:75px 20px;background:white}.content-container{max-width:1150px;margin:auto}.section-title{max-width:700px;margin:0 auto 35px;text-align:center}.section-title>span{color:var(--primary);font-size:9px;font-weight:800;letter-spacing:.7px}.section-title h2{margin-top:5px;color:var(--dark);font-size:28px;line-height:1.3}.section-title p{margin-top:7px;color:var(--muted);font-size:12px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.feature-card{padding:22px;border:1px solid var(--border);border-radius:11px;background:white;transition:.25s}.feature-card:hover{transform:translateY(-5px);border-color:#bfdbfe;box-shadow:0 12px 30px rgba(15,23,42,.07)}.feature-icon{width:43px;height:43px;margin-bottom:11px;display:grid;place-items:center;border-radius:10px;background:var(--primary-light);color:var(--primary);font-size:14px;font-weight:800}.feature-card h3{color:var(--dark);font-size:15px}.feature-card p{margin-top:5px;color:var(--muted);font-size:11px}
.article-section{padding:75px 20px;background:var(--background)}.article-container{max-width:900px;margin:auto}.seo-article{padding:35px;border:1px solid var(--border);border-radius:13px;background:white}.article-label{color:var(--primary);font-size:9px;font-weight:800;letter-spacing:.7px}.seo-article h2{margin-top:7px;margin-bottom:20px;color:var(--dark);font-size:30px;line-height:1.3}.seo-article h3{margin:27px 0 7px;color:var(--dark);font-size:19px;line-height:1.4}.seo-article p{margin-bottom:12px;color:var(--text);font-size:12px}.faq-list{margin-top:15px}.faq-list details{margin-bottom:8px;border:1px solid var(--border);border-radius:8px;background:#f8fafc;overflow:hidden}.faq-list summary{padding:12px;color:var(--dark);cursor:pointer;font-size:11px;font-weight:700}.faq-list details p{padding:0 12px 12px;margin:0;font-size:11px}
.cta{padding:65px 20px;background:linear-gradient(135deg,#1d4ed8,#4f46e5);color:white;text-align:center}.cta h2{font-size:29px}.cta p{margin-top:5px;color:#dbeafe;font-size:12px}.cta a{display:inline-block;margin-top:17px;padding:10px 17px;border-radius:7px;background:white;color:var(--primary);text-decoration:none;font-size:10px;font-weight:800;transition:.2s}.cta a:hover{transform:translateY(-2px)}
.site-footer{padding:35px 20px;background:#0f172a;color:#cbd5e1}.footer-container{max-width:1150px;margin:auto}.footer-brand{display:flex;align-items:center;gap:10px}.footer-logo{width:38px;height:38px;border-radius:9px;background:#2563eb}.footer-brand strong{display:block;color:white;font-size:15px}.footer-brand p{font-size:9px}.footer-links{margin-top:22px;display:flex;flex-wrap:wrap;gap:8px 18px}.footer-links a{color:#94a3b8;text-decoration:none;font-size:10px}.footer-links a:hover{color:white}.footer-bottom{margin-top:25px;padding-top:15px;display:flex;justify-content:space-between;border-top:1px solid #1e293b;color:#64748b;font-size:8px}
.toast{position:fixed;left:50%;bottom:25px;z-index:3000;padding:9px 15px;border-radius:7px;background:#111827;color:white;opacity:0;transform:translate(-50%,25px);pointer-events:none;font-size:10px;font-weight:600;transition:.25s}.toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:1000px){.case-buttons{grid-template-columns:repeat(4,1fr)}}
@media(max-width:800px){.main-nav{position:absolute;top:70px;left:16px;right:16px;padding:8px;display:none;flex-direction:column;align-items:stretch;border:1px solid var(--border);border-radius:10px;background:white;box-shadow:0 15px 35px rgba(15,23,42,.12)}.main-nav.open{display:flex}.main-nav a{padding:11px}.menu-toggle{display:block}.editor-grid{grid-template-columns:1fr}.swap-icon{margin:auto;transform:rotate(90deg)}.feature-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:600px){.hero{padding:55px 15px 45px}.hero h1{letter-spacing:-1px}.tool-section{padding:15px 8px 50px}.tool-card{padding:14px}.tool-heading{flex-direction:column}.live-status{align-self:flex-start}.case-buttons{grid-template-columns:repeat(2,1fr)}.case-btn{min-height:60px}.action-row{align-items:stretch;flex-direction:column}.primary-actions{display:grid;grid-template-columns:1fr 1fr}.action-btn{width:100%}.share-area{justify-content:center}.seo-article{padding:22px}.seo-article h2{font-size:24px}.feature-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:5px}}
@media(max-width:400px){.brand-text small{display:none}.hero p{font-size:13px}.share-area>span{display:none}}