:root{--blue:#2563eb;--blue-d:#1d4ed8;--blue-l:#eff6ff;--black:#0a0f1f;--ink:#111827;--muted:#4b5563;--line:#e5e7eb;--white:#fff;--radius:14px;--max:1140px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:system-ui,-apple-system,"Segoe UI",Roboto,Ubuntu,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--white);line-height:1.65;font-size:17px}
img,svg{max-width:100%;display:block}
a{color:var(--blue)}
.wrap{max-width:var(--max);margin:0 auto;padding:0 16px}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px;z-index:99}

/* header */
.top{position:sticky;top:0;z-index:50;background:rgba(10,15,31,.96);backdrop-filter:blur(8px);border-bottom:1px solid #1f2937}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:800;font-size:20px;letter-spacing:.3px}
.brand span{color:#60a5fa}
.nav{display:flex;gap:4px;align-items:center}
.nav a{color:#d1d5db;text-decoration:none;font-size:15px;padding:8px 10px;border-radius:8px}
.nav a:hover,.nav a[aria-current]{color:#fff;background:#1f2937}
.nav .btn{margin-left:6px;color:#fff}
.menu-btn{display:none;background:none;border:1px solid #374151;color:#fff;border-radius:8px;padding:8px 12px;font-size:15px;cursor:pointer}
@media(max-width:960px){
 .menu-btn{display:block}
 .nav{display:none;position:absolute;top:64px;left:0;right:0;background:var(--black);flex-direction:column;align-items:stretch;padding:12px 16px 18px;border-bottom:1px solid #1f2937}
 .nav.open{display:flex}
 .nav a{padding:12px}
 .nav .btn{margin:8px 0 0;text-align:center}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--blue);color:#fff;text-decoration:none;font-weight:700;padding:14px 26px;border-radius:999px;border:0;transition:background .2s,transform .2s}
.btn:hover{background:var(--blue-d);transform:translateY(-1px)}
.btn-sm{padding:9px 18px;font-size:15px}
.btn-ghost{background:transparent;border:2px solid #fff}
.btn-ghost:hover{background:#fff;color:var(--black)}
.btn-dark{background:var(--black)}.btn-dark:hover{background:#1f2937}

/* hero */
.hero{background:radial-gradient(1200px 500px at 85% -10%,rgba(37,99,235,.55),transparent 60%),linear-gradient(180deg,#0a0f1f,#0f1a3a);color:#fff;padding:72px 0 80px}
.hero .wrap{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center}
.hero h1{font-size:clamp(30px,5vw,50px);line-height:1.12;letter-spacing:-.5px;margin-bottom:18px}
.hero h1 em{font-style:normal;color:#60a5fa}
.hero p.lead{font-size:clamp(17px,2vw,20px);color:#cbd5e1;margin-bottom:28px;max-width:620px}
.hero .ctas{display:flex;flex-wrap:wrap;gap:12px}
.badges{display:flex;flex-wrap:wrap;gap:10px 18px;margin-top:26px;color:#93c5fd;font-size:15px;list-style:none}
.badges li::before{content:"✓ ";color:#60a5fa;font-weight:800}
.hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.12);border-radius:20px;padding:28px}
.hero-card h2{font-size:20px;margin-bottom:12px}
.hero-card ul{list-style:none;display:grid;gap:10px;margin-bottom:20px;color:#e2e8f0}
.hero-card li::before{content:"▶";color:#60a5fa;font-size:12px;margin-right:10px}
.hero-card .btn{width:100%}
@media(max-width:860px){.hero .wrap{grid-template-columns:1fr}.hero{padding:48px 0 56px}}

/* sections */
section{padding:72px 0}
.alt{background:#f8fafc;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.dark{background:var(--black);color:#fff}
.dark p{color:#cbd5e1}
.kicker{display:inline-block;color:var(--blue);font-weight:800;text-transform:uppercase;font-size:13px;letter-spacing:1.2px;margin-bottom:8px}
h2{font-size:clamp(26px,3.4vw,36px);line-height:1.2;letter-spacing:-.3px;margin-bottom:14px}
h3{font-size:20px;line-height:1.3;margin-bottom:8px}
.sec-head{max-width:760px;margin-bottom:36px}
.sec-head p{color:var(--muted)}
.dark .sec-head p{color:#cbd5e1}
.prose{max-width:820px}
.prose p,.prose ul,.prose ol{margin-bottom:16px;color:#1f2937}
.prose ul,.prose ol{padding-left:22px}
.prose li{margin-bottom:6px}
.prose h2{margin-top:36px}
.prose h3{margin-top:24px}
.grid{display:grid;gap:20px}
.g3{grid-template-columns:repeat(auto-fit,minmax(250px,1fr))}
.g4{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;transition:box-shadow .2s,border-color .2s}
.card:hover{border-color:#bfdbfe;box-shadow:0 10px 30px -12px rgba(37,99,235,.25)}
.card p{color:var(--muted);font-size:16px}
.ico{width:46px;height:46px;border-radius:12px;background:var(--blue-l);color:var(--blue);display:grid;place-items:center;font-size:22px;margin-bottom:14px}
.dark .card{background:#111827;border-color:#1f2937}.dark .card p{color:#9ca3af}
.dark .ico{background:#1e3a8a;color:#bfdbfe}

/* steps */
.steps{counter-reset:s;display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.step{position:relative;padding:26px 26px 26px 26px;border-radius:var(--radius);background:#fff;border:1px solid var(--line)}
.step::before{counter-increment:s;content:counter(s);display:grid;place-items:center;width:38px;height:38px;border-radius:50%;background:var(--black);color:#fff;font-weight:800;margin-bottom:12px}
.step p{color:var(--muted);font-size:16px}

/* pricing */
.plans{display:grid;gap:20px;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));align-items:stretch}
.plan{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:18px;padding:28px;background:#fff;position:relative}
.plan.hot{border:2px solid var(--blue);box-shadow:0 20px 40px -18px rgba(37,99,235,.45)}
.plan .tag{position:absolute;top:-13px;left:50%;transform:translateX(-50%);background:var(--blue);color:#fff;font-size:12px;font-weight:800;padding:4px 12px;border-radius:999px;white-space:nowrap;text-transform:uppercase;letter-spacing:.6px}
.plan h3{font-size:19px}
.price{font-size:40px;font-weight:800;letter-spacing:-1px;margin:8px 0 2px;color:var(--black)}
.price small{font-size:16px;font-weight:600;color:var(--muted)}
.plan .eq{color:var(--blue);font-weight:700;font-size:14px;margin-bottom:16px}
.plan ul{list-style:none;display:grid;gap:8px;margin-bottom:24px;font-size:15px;color:#374151;flex:1}
.plan li::before{content:"✓";color:var(--blue);font-weight:800;margin-right:8px}
.plan .btn{width:100%}

/* table */
.tbl{width:100%;border-collapse:collapse;margin:8px 0 22px;font-size:16px}
.tbl th,.tbl td{border:1px solid var(--line);padding:12px 14px;text-align:left}
.tbl th{background:var(--black);color:#fff}
.tbl tr:nth-child(even) td{background:#f8fafc}
.tbl-wrap{overflow-x:auto}

/* faq */
.faq{max-width:860px}
.faq details{border:1px solid var(--line);border-radius:12px;margin-bottom:12px;background:#fff}
.faq summary{cursor:pointer;padding:18px 52px 18px 20px;font-weight:700;list-style:none;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:20px;top:50%;transform:translateY(-50%);font-size:24px;color:var(--blue);font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq details>div{padding:0 20px 18px;color:var(--muted)}

/* cta band */
.cta-band{background:linear-gradient(120deg,var(--blue-d),var(--blue) 50%,#0a0f1f);color:#fff;border-radius:22px;padding:48px 32px;text-align:center}
.cta-band h2{color:#fff}
.cta-band p{color:#dbeafe;max-width:640px;margin:0 auto 24px}
.cta-band .ctas{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* breadcrumb + page head */
.page-head{background:linear-gradient(180deg,#0a0f1f,#0f1a3a);color:#fff;padding:44px 0 52px}
.page-head h1{font-size:clamp(28px,4.4vw,44px);line-height:1.15;margin:10px 0 14px;letter-spacing:-.4px}
.page-head p{color:#cbd5e1;max-width:760px;font-size:18px;margin-bottom:22px}
.crumbs{font-size:14px;color:#94a3b8;list-style:none;display:flex;flex-wrap:wrap;gap:6px}
.crumbs a{color:#93c5fd;text-decoration:none}
.crumbs li+li::before{content:"/";margin-right:6px;color:#475569}
.updated{font-size:14px;color:#94a3b8}

/* related */
.related{display:grid;gap:14px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
.related a{display:block;padding:18px 20px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);font-weight:700;background:#fff}
.related a span{display:block;font-weight:400;color:var(--muted);font-size:14px;margin-top:4px}
.related a:hover{border-color:var(--blue);color:var(--blue)}

/* footer */
.foot{background:var(--black);color:#9ca3af;padding:56px 0 28px;font-size:15px}
.foot .cols{display:grid;gap:28px;grid-template-columns:1.4fr 1fr 1fr}
.foot h3{color:#fff;font-size:16px;margin-bottom:12px}
.foot ul{list-style:none;display:grid;gap:8px}
.foot a{color:#9ca3af;text-decoration:none}.foot a:hover{color:#fff}
.foot .legal{border-top:1px solid #1f2937;margin-top:36px;padding-top:20px;font-size:13px;color:#6b7280}
@media(max-width:760px){.foot .cols{grid-template-columns:1fr}}

/* whatsapp float */
.wa{position:fixed;right:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.wa svg{width:30px;height:30px;fill:#fff}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}