:root{
  --bg:#f7f8fc;--surface:#fff;--surface2:#f0f3fb;--text:#111827;--muted:#64748b;
  --primary:#635bff;--primary2:#7c3aed;--accent:#0ea5e9;--ok:#16a34a;--warn:#f59e0b;
  --border:#e5e7eb;--shadow:0 18px 50px rgba(15,23,42,.08);--radius:20px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,"Segoe UI",Tahoma,Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.65}a{color:inherit;text-decoration:none}button,input,select,textarea{font:inherit}.container{width:min(1180px,calc(100% - 32px));margin:auto}
.topbar{background:#101226;color:#fff;padding:8px 0;font-size:13px}.topbar .container{display:flex;justify-content:center;gap:8px;align-items:center}.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(14px);border-bottom:1px solid rgba(229,231,235,.8)}.nav-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px}.brand-mark{width:38px;height:38px;border-radius:12px;display:grid;place-items:center;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;font-weight:900;box-shadow:0 8px 24px rgba(99,91,255,.25)}.nav-links{display:flex;gap:22px;color:#475569;font-weight:600;font-size:14px}.nav-actions{display:flex;gap:10px;align-items:center}.btn{border:0;border-radius:13px;padding:12px 18px;font-weight:700;cursor:pointer;display:inline-flex;align-items:center;justify-content:center;gap:8px;transition:.2s}.btn-primary{background:linear-gradient(135deg,var(--primary),var(--primary2));color:#fff;box-shadow:0 10px 28px rgba(99,91,255,.22)}.btn-primary:hover{transform:translateY(-1px)}.btn-ghost{background:#fff;border:1px solid var(--border);color:#334155}.menu-btn{display:none}
.hero{padding:72px 0 36px;position:relative;overflow:hidden}.hero:before,.hero:after{content:"";position:absolute;border-radius:50%;filter:blur(10px);opacity:.25;pointer-events:none}.hero:before{width:420px;height:420px;background:#8b5cf6;top:-260px;right:-130px}.hero:after{width:360px;height:360px;background:#22d3ee;left:-210px;bottom:-220px}.hero-grid{display:grid;grid-template-columns:1.12fr .88fr;gap:48px;align-items:center}.eyebrow{display:inline-flex;gap:8px;align-items:center;padding:7px 12px;border-radius:999px;background:#eef2ff;color:#4f46e5;font-weight:800;font-size:13px}.hero h1{font-size:clamp(38px,5vw,64px);line-height:1.08;margin:18px 0}.hero p{font-size:18px;color:var(--muted);max-width:690px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:26px 0}.trust-row{display:flex;gap:18px;flex-wrap:wrap;color:#475569;font-size:14px}.trust-item{display:flex;gap:6px;align-items:center}.hero-card{background:rgba(255,255,255,.8);border:1px solid rgba(255,255,255,.8);box-shadow:var(--shadow);border-radius:28px;padding:24px}.mock-window{background:#fff;border:1px solid var(--border);border-radius:18px;overflow:hidden}.mock-top{padding:13px 15px;background:#fafafa;border-bottom:1px solid var(--border);display:flex;gap:6px}.dot{width:9px;height:9px;border-radius:50%;background:#cbd5e1}.mock-body{padding:20px}.drop-mini{border:2px dashed #c7d2fe;border-radius:16px;background:#f8faff;padding:32px;text-align:center}.mini-file{margin-top:14px;background:#fff;border:1px solid var(--border);padding:12px;border-radius:12px;display:flex;justify-content:space-between;align-items:center}.progress{height:8px;background:#e5e7eb;border-radius:99px;overflow:hidden;margin-top:13px}.progress>span{display:block;width:72%;height:100%;background:linear-gradient(90deg,var(--primary),var(--accent))}
.section{padding:58px 0}.section-head{text-align:center;max-width:720px;margin:0 auto 34px}.section-head h2{font-size:34px;margin:0 0 10px}.section-head p{color:var(--muted);margin:0}.searchbar{max-width:650px;margin:20px auto 0;position:relative}.searchbar input{width:100%;padding:16px 18px 16px 48px;border:1px solid var(--border);border-radius:16px;background:#fff;box-shadow:0 8px 26px rgba(15,23,42,.05);outline:none}.searchbar span{position:absolute;left:17px;top:50%;transform:translateY(-50%)}
.categories{display:flex;gap:10px;flex-wrap:wrap;justify-content:center;margin-bottom:24px}.chip{border:1px solid var(--border);background:#fff;padding:8px 13px;border-radius:999px;cursor:pointer;font-size:13px;font-weight:700;color:#475569}.chip.active{background:#111827;color:#fff;border-color:#111827}.tools-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.tool-card{background:var(--surface);border:1px solid var(--border);border-radius:18px;padding:20px;transition:.2s;min-height:180px;display:flex;flex-direction:column}.tool-card:hover{transform:translateY(-3px);box-shadow:0 14px 38px rgba(15,23,42,.08);border-color:#d7d9ef}.tool-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;font-size:22px;background:#f2f4ff;margin-bottom:18px}.tool-card h3{margin:0 0 7px;font-size:17px}.tool-card p{margin:0;color:var(--muted);font-size:14px;flex:1}.tool-meta{display:flex;align-items:center;justify-content:space-between;margin-top:15px;font-size:12px;color:#64748b}.badge{padding:4px 8px;border-radius:999px;background:#ecfdf5;color:#15803d;font-weight:800}
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature{background:#fff;padding:24px;border-radius:20px;border:1px solid var(--border)}.feature b{font-size:17px}.feature p{color:var(--muted);font-size:14px;margin-bottom:0}.feature-ico{font-size:28px;margin-bottom:12px}.dark-section{background:#101226;color:#fff}.dark-section .section-head p{color:#cbd5e1}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.stat{background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.1);border-radius:18px;padding:22px;text-align:center}.stat strong{display:block;font-size:28px}.stat span{color:#cbd5e1;font-size:13px}
.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.guide-card{background:#fff;border:1px solid var(--border);border-radius:18px;overflow:hidden}.guide-cover{height:145px;background:linear-gradient(135deg,#eef2ff,#ecfeff);display:grid;place-items:center;font-size:46px}.guide-content{padding:20px}.guide-content h3{margin:0 0 7px}.guide-content p{color:var(--muted);font-size:14px}.guide-content small{color:#64748b}
.footer{background:#0b1020;color:#cbd5e1;padding:48px 0 22px}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:34px}.footer h4{color:#fff}.footer a{display:block;margin:9px 0;font-size:14px;color:#aab4c6}.footer-bottom{margin-top:34px;padding-top:18px;border-top:1px solid rgba(255,255,255,.09);display:flex;justify-content:space-between;gap:20px;font-size:13px}
.tool-page{padding:42px 0 60px}.crumbs{font-size:13px;color:#64748b;margin-bottom:18px}.tool-hero{text-align:center;max-width:830px;margin:auto}.tool-hero .tool-icon{margin:0 auto 14px}.tool-hero h1{font-size:40px;margin:0 0 10px}.tool-hero p{color:var(--muted);font-size:17px}.workspace{margin:32px auto 0;max-width:900px;background:#fff;border:1px solid var(--border);border-radius:24px;box-shadow:var(--shadow);padding:24px}.dropzone{border:2px dashed #c7d2fe;border-radius:18px;padding:46px 20px;text-align:center;background:#fafbff;transition:.2s}.dropzone.drag{background:#eef2ff;border-color:#6366f1}.dropzone .big{font-size:40px}.dropzone h3{margin:6px 0}.dropzone p{color:var(--muted);font-size:14px}.controls{margin-top:18px;display:none}.controls.show{display:block}.file-list{display:grid;gap:9px;margin:14px 0}.file-row{border:1px solid var(--border);border-radius:12px;padding:10px 12px;display:flex;align-items:center;gap:12px;background:#fff}.file-row .grow{flex:1;min-width:0}.file-row .name{font-weight:700;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.file-row small{color:#64748b}.row-actions{display:flex;gap:6px}.icon-btn{border:1px solid var(--border);background:#fff;border-radius:9px;padding:6px 9px;cursor:pointer}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.field{display:grid;gap:6px}.field label{font-size:13px;font-weight:800;color:#475569}.field input,.field select,.field textarea{width:100%;border:1px solid var(--border);border-radius:11px;padding:11px 12px;outline:none;background:#fff}.field textarea{min-height:110px;resize:vertical}.action-row{display:flex;gap:10px;justify-content:center;margin-top:18px;flex-wrap:wrap}.status{margin-top:16px;border-radius:12px;padding:12px 14px;background:#f8fafc;color:#475569;font-size:14px;display:none}.status.show{display:block}.status.ok{background:#ecfdf5;color:#166534}.status.err{background:#fef2f2;color:#991b1b}.ad-slot{max-width:900px;margin:26px auto;padding:18px;border:1px dashed #cbd5e1;border-radius:12px;text-align:center;color:#94a3b8;font-size:12px;background:#fff}.content-block{max-width:900px;margin:32px auto;background:#fff;border:1px solid var(--border);border-radius:18px;padding:26px}.content-block h2{margin-top:0}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:13px}.step{background:#f8fafc;border-radius:14px;padding:16px}.step strong{display:block;margin-bottom:5px}.faq details{border-bottom:1px solid var(--border);padding:13px 0}.faq summary{font-weight:800;cursor:pointer}.faq p{color:var(--muted)}
.page{padding:50px 0}.prose{max-width:860px;margin:auto;background:#fff;border:1px solid var(--border);border-radius:20px;padding:34px}.prose h1{font-size:38px}.prose h2{margin-top:32px}.prose p,.prose li{color:#475569}.notice{background:#fff7ed;color:#9a3412;border:1px solid #fed7aa;padding:14px 16px;border-radius:12px}.rtl{direction:rtl}.ltr{direction:ltr}
.toast{position:fixed;right:20px;bottom:20px;background:#111827;color:#fff;padding:13px 16px;border-radius:12px;box-shadow:var(--shadow);z-index:99;display:none}.toast.show{display:block}.loading{opacity:.65;pointer-events:none}.mobile-nav{display:none}
@media(max-width:980px){.tools-grid{grid-template-columns:repeat(3,1fr)}.hero-grid{grid-template-columns:1fr}.hero-card{max-width:720px}.feature-grid,.guide-grid{grid-template-columns:1fr 1fr}.footer-grid{grid-template-columns:1fr 1fr}.stats{grid-template-columns:1fr 1fr}}
@media(max-width:720px){.nav-links,.nav-actions .btn-ghost{display:none}.menu-btn{display:inline-flex}.tools-grid{grid-template-columns:1fr 1fr}.feature-grid,.guide-grid,.form-grid,.steps{grid-template-columns:1fr}.hero{padding-top:42px}.hero h1{font-size:42px}.section{padding:44px 0}.footer-grid{grid-template-columns:1fr}.footer-bottom{flex-direction:column}.tool-hero h1{font-size:32px}.workspace{padding:16px}.stats{grid-template-columns:1fr 1fr}.mobile-nav.open{display:block;position:absolute;top:74px;left:0;right:0;background:#fff;border-bottom:1px solid var(--border);padding:14px 20px}.mobile-nav.open a{display:block;padding:10px 0}}
@media(max-width:470px){.tools-grid{grid-template-columns:1fr}.stats{grid-template-columns:1fr}.hero-actions .btn{width:100%}}