:root{
  --bg:#0f1115;
  --bg-2:#161a22;
  --card:#1b2130;
  --text:#e6e9ef;
  --muted:#9aa4b2;
  --primary:#6c8cff;
  --accent:#00d4ff;
  --border:#2a3242;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:'Poppins',system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif}
h1,h2,h3,h4{font-family:'Montserrat',sans-serif;margin:0 0 10px}
p{margin:0 0 12px;color:var(--muted)}
a{color:var(--text);text-decoration:none}
.container{width:100%;max-width:1100px;margin:0 auto;padding:0 20px}

/* Navbar */
.navbar{position:sticky;top:0;background:rgba(15,17,21,0.8);backdrop-filter:blur(10px);border-bottom:1px solid var(--border);z-index:50}
.nav-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:8px;font-weight:700}
.logo{font-size:20px}
.nav-links{display:flex;gap:18px}
.nav-links a{padding:8px 10px;border-radius:8px;transition:background .2s}
.nav-links a:hover{background:var(--bg-2)}
.mobile-menu{display:none;background:none;border:1px solid var(--border);color:var(--text);padding:6px 10px;border-radius:8px}

/* Hero */
.hero{padding:60px 0 40px;border-bottom:1px solid var(--border)}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:center}
.hero-text h1{font-size:40px;line-height:1.15}
.hero-cta{display:flex;gap:12px;margin:18px 0}
.btn{padding:10px 16px;border-radius:10px;border:1px solid transparent;cursor:pointer;font-weight:600;color:var(--text);background:var(--bg-2)}
.btn.primary{background:linear-gradient(135deg,var(--primary),var(--accent));border:none}
.btn.primary:hover{filter:brightness(1.05)}
.btn.ghost{background:transparent;border:1px solid var(--border)}
.hero-stats{display:flex;gap:20px;margin-top:10px}
.hero-stats div{background:var(--bg-2);padding:10px 14px;border:1px solid var(--border);border-radius:12px;display:flex;flex-direction:column;align-items:flex-start}
.hero-stats strong{font-size:18px}
.hero-visual .glass-card{background:linear-gradient(180deg,rgba(108,140,255,0.08),rgba(0,212,255,0.05));border:1px solid var(--border);border-radius:16px;padding:18px}
.mini-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:8px;margin-top:10px}
.mini-grid span{background:var(--card);padding:8px;border:1px solid var(--border);border-radius:10px;color:var(--muted);font-size:12px}

/* Ads */
.ad-section{padding:28px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(22,26,34,0.5)}
.ad-card{display:flex;align-items:center;gap:14px;justify-content:space-between;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px}
.ad-card h3{margin:0}
.ad-label{background:linear-gradient(135deg,var(--primary),var(--accent));color:#0d0f14;padding:4px 8px;border-radius:8px;font-weight:700;font-size:12px}

/* Tools */
.tools{padding:40px 0}
.section-title{font-size:28px;margin-bottom:8px}
.section-subtitle{color:var(--muted);margin-bottom:20px}
.tool-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.tool-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:14px;text-align:left;cursor:pointer;color:var(--text);transition:transform .15s, border-color .2s}
.tool-card:hover{transform:translateY(-3px);border-color:var(--primary)}
.tool-icon{font-size:22px;display:inline-block;margin-bottom:6px}
.tool-card h3{margin:0 0 6px;font-size:16px}
.tool-card p{font-size:13px;color:var(--muted)}

/* Features */
.features{padding:40px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.feature-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:16px}
.feature-card span{font-size:22px;display:block;margin-bottom:6px}

/* Testimonials */
.testimonials{padding:40px 0}
.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.testimonial-card{background:var(--bg-2);border:1px solid var(--border);border-radius:14px;padding:16px}
.testimonial-card p{font-style:italic}

/* FAQs */
.faqs{padding:40px 0;border-top:1px solid var(--border)}
.faq-list details{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:12px;margin-bottom:10px}
.faq-list summary{cursor:pointer;font-weight:600}

/* Footer */
.footer{padding:30px 0;border-top:1px solid var(--border);background:#0e1014}
.footer-inner{display:flex;flex-direction:column;align-items:center;gap:8px}
.footer-links{display:flex;gap:14px}
.copy{color:var(--muted);font-size:12px}

/* Modal */
.modal{position:fixed;inset:0;display:none}
.modal.show{display:block}
.modal-backdrop{position:absolute;inset:0;background:rgba(0,0,0,.6)}
.modal-content{position:relative;background:var(--bg-2);border:1px solid var(--border);border-radius:16px;max-width:1000px;margin:60px auto;padding:0 0 12px;box-shadow:0 10px 40px rgba(0,0,0,.6)}
.modal-header{display:flex;align-items:center;gap:8px;justify-content:flex-start;padding:12px 12px;border-bottom:1px solid var(--border)}
.modal-header h3{flex:1}
.icon-btn{background:transparent;border:1px solid var(--border);color:var(--text);border-radius:10px;padding:6px 8px;cursor:pointer}
.icon-btn:hover{background:var(--card)}
.modal-body{padding:12px}
.io-wrap{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:10px}
.io label{display:block;margin-bottom:6px;color:var(--muted)}
textarea{width:100%;min-height:200px;background:var(--bg);color:var(--text);border:1px solid var(--border);border-radius:10px;padding:10px;resize:vertical;font-family:'Poppins',monospace}
.controls{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:6px}
.controls .ctrl{background:transparent;border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:10px;cursor:pointer}
.controls .ctrl.active,.controls .ctrl:hover{border-color:var(--primary);background:rgba(108,140,255,0.08)}
.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:8px 12px;border-top:1px solid var(--border)}

/* Responsive */
@media (max-width: 980px){
  .tool-grid{grid-template-columns:repeat(3,1fr)}
  .feature-grid{grid-template-columns:repeat(2,1fr)}
  .testimonial-grid{grid-template-columns:1fr}
  .hero-inner{grid-template-columns:1fr}
}
@media (max-width: 560px){
  .tool-grid{grid-template-columns:repeat(2,1fr)}
  .io-wrap{grid-template-columns:1fr}
  .nav-links{display:none}
  .mobile-menu{display:block}
}