:root{
  --brand-cyan:#1BB6CD; --brand-green:#1ED890;
  --gradient-brand:linear-gradient(135deg,var(--brand-cyan),var(--brand-green));
  --gradient-brand-soft:linear-gradient(135deg,rgba(27,182,205,.10),rgba(30,216,144,.10));
  --bg:#FAFBFC; --surface:#F4F7F9; --fg:#0F1B2D; --muted:#5B6B82;
  --card:#fff; --border:#E5EAF0; --shadow-brand:0 18px 40px -18px rgba(27,182,205,.45);
  --shadow-soft:0 8px 24px -12px rgba(15,27,45,.18);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',system-ui,sans-serif;color:var(--fg);background:var(--bg);-webkit-font-smoothing:antialiased;line-height:1.55}
h1,h2,h3,h4{font-family:'Sora','Inter',sans-serif;letter-spacing:-.02em;line-height:1.1;margin:0}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{max-width:1180px;margin:0 auto;padding:0 24px}
.text-gradient{background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;color:transparent}
.bg-gradient{background:var(--gradient-brand)}
.bg-soft{background:var(--gradient-brand-soft)}
.muted{color:var(--muted)}

/* Header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);backdrop-filter:blur(12px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:72px;gap:16px}
.logo{display:flex;align-items:center;gap:10px}
.logo img{height:36px;width:auto}
.nav{display:flex;gap:28px;align-items:center}
.nav a{font-weight:500;font-size:14px;color:var(--fg);transition:color .15s}
.nav a:hover,.nav a.active{color:var(--brand-cyan)}
.header-right{display:flex;gap:12px;align-items:center}
.phone{font-size:13px;font-weight:600;color:var(--muted);display:none}
@media(min-width:900px){.phone{display:inline}}
.lang{display:flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;font-size:12px;font-weight:600}
.lang a{padding:6px 12px;color:var(--muted)}
.lang a.active{background:var(--gradient-brand);color:#fff}
.btn{display:inline-flex;align-items:center;gap:6px;padding:10px 22px;border-radius:999px;font-weight:600;font-size:14px;transition:all .2s;cursor:pointer;border:none}
.btn-primary{background:var(--gradient-brand);color:#fff;box-shadow:var(--shadow-brand)}
.btn-primary:hover{opacity:.92;transform:translateY(-1px)}
.btn-outline{background:transparent;border:1px solid var(--border);color:var(--fg)}
.btn-outline:hover{border-color:var(--brand-cyan);color:var(--brand-cyan)}
.btn-secondary{background:#fff;color:var(--fg)}
.menu-toggle{display:none;background:none;border:none;font-size:24px;cursor:pointer}
@media(max-width:899px){
  .nav,.header-right .btn{display:none}
  .menu-toggle{display:block}
  .nav.open{display:flex;position:absolute;top:72px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;border-bottom:1px solid var(--border);gap:16px}
}

/* Hero */
.hero{position:relative;overflow:hidden;background:var(--gradient-brand-soft);padding:80px 0 100px}
.hero::before,.hero::after{content:"";position:absolute;border-radius:50%;filter:blur(80px);opacity:.35;background:var(--gradient-brand);z-index:0}
.hero::before{width:460px;height:460px;top:-120px;right:-120px}
.hero::after{width:380px;height:380px;bottom:-150px;left:-80px;opacity:.25}
.hero-grid,.hero-single{position:relative;z-index:1;display:grid;gap:48px;align-items:center}
@media(min-width:980px){.hero-grid{grid-template-columns:1fr 1fr}}
.eyebrow{display:inline-flex;align-items:center;gap:6px;padding:6px 14px;border:1px solid rgba(27,182,205,.3);background:rgba(255,255,255,.6);border-radius:999px;font-size:12px;font-weight:700;text-transform:uppercase;letter-spacing:.08em;color:var(--brand-cyan)}
.hero h1{font-size:clamp(2.2rem,5vw,3.6rem);font-weight:800;margin-top:20px}
.hero p.lead{margin-top:20px;font-size:17px;color:var(--muted);max-width:520px}
.hero-actions{margin-top:28px;display:flex;gap:12px;flex-wrap:wrap}
@media(min-width:980px){}
.fcard{position:absolute;width:240px;padding:18px;border:1px solid var(--border);background:rgba(255,255,255,.85);backdrop-filter:blur(10px);border-radius:18px;box-shadow:var(--shadow-soft);animation:float 6s ease-in-out infinite}
.fcard .icon{width:40px;height:40px;border-radius:12px;background:var(--gradient-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:18px;margin-bottom:10px}
.fcard h4{font-size:14px}
.fcard p{font-size:12px;color:var(--muted);margin:6px 0 0;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.fcard:nth-child(1){top:0;left:0}
.fcard:nth-child(2){top:30px;right:0;animation-delay:.5s}
.fcard:nth-child(3){bottom:30px;left:30px;animation-delay:1s}
.fcard:nth-child(4){bottom:0;right:30px;animation-delay:1.5s}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}

/* Sections */
section{padding:80px 0}
.section-title{text-align:center;max-width:640px;margin:0 auto 48px}
.section-title h2{font-size:clamp(1.8rem,3.5vw,2.4rem);font-weight:700}
.section-title .divider{width:64px;height:4px;background:var(--gradient-brand);border-radius:999px;margin:14px auto}
.section-title p{color:var(--muted);margin-top:12px}

.grid-4{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.pcard{position:relative;padding:24px;background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-soft);transition:all .25s;display:block}
.pcard:hover{transform:translateY(-4px);box-shadow:var(--shadow-brand);border-color:transparent}
.pcard .icon{width:48px;height:48px;border-radius:14px;background:var(--gradient-brand-soft);color:var(--brand-cyan);display:flex;align-items:center;justify-content:center;font-size:20px;margin-bottom:16px;transition:all .25s}
.pcard:hover .icon{background:var(--gradient-brand);color:#fff}
.pcard h3{font-size:17px;margin-bottom:8px}
.pcard p{font-size:14px;color:var(--muted);display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.pcard .more{display:inline-flex;align-items:center;gap:4px;margin-top:14px;font-size:14px;font-weight:600;color:var(--brand-cyan)}

.surface{background:var(--surface)}
.grid-2{display:grid;gap:24px;grid-template-columns:repeat(auto-fit,minmax(320px,1fr))}
.testi{padding:32px;background:var(--card);border:1px solid var(--border);border-radius:18px;box-shadow:var(--shadow-soft)}
.testi .quote-mark{font-size:42px;color:rgba(27,182,205,.35);line-height:1;font-family:Georgia,serif}
.testi blockquote{margin:8px 0 0;font-size:16px;color:var(--fg)}
.testi .who{margin-top:24px;padding-top:16px;border-top:1px solid var(--border)}
.testi .who strong{display:block}
.testi .who span{font-size:13px;color:var(--muted)}

.highlight{position:relative;overflow:hidden;background:var(--gradient-brand);color:#fff;padding:60px;border-radius:28px;box-shadow:var(--shadow-brand)}
.highlight::before,.highlight::after{content:"";position:absolute;border-radius:50%;background:rgba(255,255,255,.12);filter:blur(60px)}
.highlight::before{width:280px;height:280px;top:-80px;right:-80px}
.highlight::after{width:240px;height:240px;bottom:-80px;left:-40px}
.highlight > *{position:relative}
.highlight .label{font-size:13px;letter-spacing:.18em;text-transform:uppercase;opacity:.85}
.highlight h2{margin-top:12px;font-size:2.2rem}
.highlight p{margin-top:16px;font-size:17px;max-width:560px;opacity:.95}
.highlight .btn{margin-top:24px}

.cta-box{text-align:center;padding:60px 32px;background:var(--card);border:1px solid var(--border);border-radius:28px;box-shadow:var(--shadow-soft)}
.cta-box h2{font-size:1.8rem}
.cta-box p{color:var(--muted);max-width:480px;margin:12px auto 0}

/* Product detail */
.crumb{font-size:13px;color:var(--muted)}
.crumb a:hover{color:var(--brand-cyan)}
.product-head{display:flex;gap:20px;align-items:flex-start;margin-top:24px}
.product-head .big-icon{width:64px;height:64px;border-radius:18px;background:var(--gradient-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:28px;flex-shrink:0;box-shadow:var(--shadow-brand)}
.product-head h1{font-size:clamp(2rem,4vw,3rem);font-weight:800}
.product-head p{margin-top:14px;font-size:17px;color:var(--muted);max-width:640px}
.detail-grid{display:grid;gap:40px;margin-top:40px}
@media(min-width:900px){.detail-grid{grid-template-columns:2fr 1fr}}
.bullets{list-style:none;padding:0;margin:0;display:grid;gap:12px}
.bullets li{display:flex;gap:14px;padding:18px;background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-soft)}
.bullets .check{flex-shrink:0;width:24px;height:24px;border-radius:50%;background:var(--gradient-brand);color:#fff;display:flex;align-items:center;justify-content:center;font-size:13px;margin-top:2px}
.aside-cta{padding:32px;background:var(--gradient-brand);color:#fff;border-radius:20px;box-shadow:var(--shadow-brand);height:fit-content}
.aside-cta h3{font-size:20px}
.aside-cta p{margin-top:12px;opacity:.92;font-size:14px}
.aside-cta .btn{margin-top:20px;width:100%;justify-content:center}

/* FAQ */
.faq-list{max-width:780px;margin:0 auto;display:grid;gap:12px}
details.faq-item{background:var(--card);border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow-soft);overflow:hidden}
details.faq-item summary{padding:20px 24px;cursor:pointer;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}
details.faq-item summary::-webkit-details-marker{display:none}
details.faq-item summary::after{content:"+";font-size:24px;color:var(--brand-cyan);transition:transform .2s}
details.faq-item[open] summary::after{transform:rotate(45deg)}
details.faq-item .a{padding:0 24px 24px;color:var(--muted)}

/* Contact */
.contact-grid{display:grid;gap:40px}
@media(min-width:900px){.contact-grid{grid-template-columns:1fr 1.2fr}}
.contact-info{padding:32px;background:var(--gradient-brand);color:#fff;border-radius:20px;box-shadow:var(--shadow-brand)}
.contact-info h3{font-size:22px}
.contact-info .item{margin-top:20px;font-size:15px}
.contact-info .item strong{display:block;font-size:12px;opacity:.85;text-transform:uppercase;letter-spacing:.08em;margin-bottom:4px}
form.contact-form{padding:32px;background:var(--card);border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow-soft)}
.field{margin-bottom:18px}
.field label{display:block;font-size:13px;font-weight:600;margin-bottom:6px}
.field input,.field textarea{width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;font-family:inherit;font-size:14px;background:#fff;color:var(--fg);transition:border-color .15s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--brand-cyan);box-shadow:0 0 0 3px rgba(27,182,205,.15)}
.field textarea{min-height:140px;resize:vertical}
.field-row{display:grid;gap:18px;grid-template-columns:1fr 1fr}
@media(max-width:600px){.field-row{grid-template-columns:1fr}}

/* Footer */
footer.site{background:#0F1B2D;color:#cfd8e3;padding:60px 0 30px;margin-top:60px}
footer.site .grid{display:grid;gap:40px;grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}
footer.site h4{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.1em;margin-bottom:16px}
footer.site a{display:block;padding:4px 0;font-size:14px;color:#cfd8e3;transition:color .15s}
footer.site a:hover{color:var(--brand-cyan)}
footer.site .logo img{height:34px;filter:brightness(1.05)}
footer.site .tagline{margin-top:14px;font-size:14px;color:#9aa9bd;max-width:280px}
footer.site .copy{margin-top:40px;padding-top:24px;border-top:1px solid rgba(255,255,255,.08);font-size:13px;color:#7e8da3;text-align:center}
footer.site .grad{background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;color:transparent;font-weight:700}

/* Plans / Assine */
.assine-hero{background:var(--gradient-brand);color:#fff;padding:70px 0 60px;text-align:center}
.assine-hero h1{color:#fff;font-size:clamp(32px,4.4vw,52px);line-height:1.05;margin:14px 0}
.assine-hero p.lead{color:rgba(255,255,255,.92);max-width:720px;margin:0 auto}
.assine-hero .eyebrow{background:rgba(255,255,255,.18);color:#fff;border:1px solid rgba(255,255,255,.35)}
.plans{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:40px}
.plan-card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:28px 24px;box-shadow:var(--shadow-soft);display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.plan-card:hover{transform:translateY(-4px);box-shadow:var(--shadow-brand)}
.plan-card.featured{border:2px solid transparent;background:linear-gradient(var(--card),var(--card)) padding-box,var(--gradient-brand) border-box}
.plan-card .plan-tag{font-size:12px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--brand-cyan)}
.plan-card .plan-price{margin:10px 0 6px;font-size:30px;font-weight:800;background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.plan-card .plan-price small{font-size:14px;font-weight:600;color:var(--muted);background:none;-webkit-text-fill-color:var(--muted)}
.plan-card .sep{height:1px;background:var(--border);margin:14px 0 16px}
.plan-card ul{list-style:none;padding:0;margin:0 0 22px;display:flex;flex-direction:column;gap:10px;flex:1}
.plan-card ul li{display:flex;gap:10px;font-size:14px;color:var(--fg);line-height:1.45}
.plan-card ul li::before{content:"✓";color:#fff;background:var(--gradient-brand);width:20px;height:20px;border-radius:999px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;font-size:11px;font-weight:700;margin-top:2px}
.plan-card .btn{margin-top:auto;width:100%}

.info-box{background:linear-gradient(135deg,rgba(27,182,205,.06),rgba(91,210,151,.06));border:1px solid var(--border);border-radius:20px;padding:32px;margin-top:40px}
.info-box h3{font-size:18px;text-transform:uppercase;letter-spacing:.1em;color:var(--brand-cyan);margin-bottom:14px}
.info-box p{color:var(--fg);line-height:1.7;font-size:15px}
.info-box p+p{margin-top:12px}

.diff-grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));margin-top:30px}
.diff-grid .diff-card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:var(--shadow-soft)}
.diff-grid .diff-card .num{font-size:32px;font-weight:800;background:var(--gradient-brand);-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.diff-grid .diff-card p{margin-top:10px;font-size:15px;color:var(--fg);line-height:1.55}

.feature-grid{display:grid;gap:22px;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));margin-top:28px}
.feature-block{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:26px;box-shadow:var(--shadow-soft)}
.feature-block h3{font-size:18px;margin-bottom:14px;color:var(--brand-cyan)}
.feature-block ul{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:10px}
.feature-block ul li{display:flex;gap:10px;font-size:14.5px;color:var(--fg);line-height:1.5}
.feature-block ul li::before{content:"›";color:var(--brand-cyan);font-weight:700;font-size:18px;line-height:1}
.note-strong{background:var(--card);border-left:4px solid var(--brand-cyan);padding:16px 20px;border-radius:0 12px 12px 0;margin-top:24px;font-size:15px;color:var(--fg);box-shadow:var(--shadow-soft)}

/* WhatsApp FAB */
.wa-fab{position:fixed;right:22px;bottom:22px;width:58px;height:58px;border-radius:999px;background:#25D366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 30px rgba(37,211,102,.45);z-index:999;transition:transform .15s}
.wa-fab:hover{transform:scale(1.08)}
.wa-fab svg{width:30px;height:30px;fill:#fff}
@media(max-width:600px){.wa-fab{right:16px;bottom:16px;width:52px;height:52px}.wa-fab svg{width:26px;height:26px}}