/* ===== RESET & BASE ===== */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --bg:#0a0a0f;--bg2:#12121a;--bg3:#1a1a2e;
  --text:#e4e4e7;--text2:#a1a1aa;--text3:#71717a;
  --green:#25D366;--green2:#128C7E;--green-glow:rgba(37,211,102,.15);
  --accent:#06b6d4;--accent2:#8b5cf6;
  --border:rgba(255,255,255,.06);--card:rgba(255,255,255,.03);
  --radius:16px;--radius-sm:10px;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--text);line-height:1.6;overflow-x:hidden}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%}
.container{max-width:1200px;margin:0 auto;padding:0 24px}
.gradient-text{background:linear-gradient(135deg,var(--green),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.highlight{color:var(--green)}

/* ===== BUTTONS ===== */
.btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;border-radius:var(--radius-sm);font-weight:600;font-size:.95rem;transition:all .3s;cursor:pointer;border:none;font-family:inherit}
.btn-primary{background:linear-gradient(135deg,var(--green),var(--green2));color:#fff;box-shadow:0 4px 24px rgba(37,211,102,.25)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(37,211,102,.35)}
.btn-outline{border:1.5px solid rgba(255,255,255,.15);color:var(--text);background:transparent}
.btn-outline:hover{border-color:var(--green);color:var(--green);background:var(--green-glow)}
.btn-lg{padding:16px 36px;font-size:1.05rem;border-radius:var(--radius)}
.btn-block{width:100%;justify-content:center;padding:14px 24px}
.btn-nav{padding:10px 24px;font-size:.85rem}

/* ===== NAVBAR ===== */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:all .4s}
.navbar.scrolled{background:rgba(10,10,15,.85);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:10px 0}
.nav-container{display:flex;align-items:center;justify-content:space-between}
.logo{display:flex;align-items:center;gap:10px;font-size:1.3rem;font-weight:800}
.logo-icon{font-size:1.5rem}
.nav-links{display:flex;gap:32px}
.nav-links a{font-size:.9rem;color:var(--text2);font-weight:500;transition:color .3s}
.nav-links a:hover{color:var(--green)}
.mobile-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:4px}
.mobile-toggle span{width:24px;height:2px;background:var(--text);transition:all .3s;border-radius:2px}
.mobile-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.mobile-toggle.active span:nth-child(2){opacity:0}
.mobile-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ===== HERO ===== */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;padding:120px 0 80px;overflow:hidden}
.hero .container{display:flex;align-items:center;gap:60px}
.hero-bg-effects{position:absolute;inset:0;pointer-events:none}
.gradient-orb{position:absolute;border-radius:50%;filter:blur(120px);opacity:.4}
.orb-1{width:500px;height:500px;background:var(--green);top:-10%;left:-10%;animation:float 8s ease-in-out infinite}
.orb-2{width:400px;height:400px;background:var(--accent2);bottom:10%;right:-5%;animation:float 10s ease-in-out infinite reverse}
.orb-3{width:300px;height:300px;background:var(--accent);top:40%;left:40%;animation:float 12s ease-in-out infinite}
.grid-pattern{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.02) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.02) 1px,transparent 1px);background-size:60px 60px}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(30px,-30px)}}

.hero-content{flex:1;position:relative;z-index:2}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;background:var(--green-glow);border:1px solid rgba(37,211,102,.2);border-radius:50px;font-size:.8rem;color:var(--green);font-weight:600;margin-bottom:24px}
.badge-dot{width:6px;height:6px;background:var(--green);border-radius:50%;animation:pulse 2s infinite}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.3}}
.hero-title{font-size:clamp(2.2rem,5vw,3.8rem);font-weight:900;line-height:1.1;margin-bottom:20px;letter-spacing:-.02em}
.hero-subtitle{font-size:1.15rem;color:var(--text2);max-width:520px;margin-bottom:28px;line-height:1.7}
.hero-price{display:flex;align-items:baseline;gap:4px;margin-bottom:32px}
.price-from{font-size:.8rem;color:var(--text3);margin-right:8px}
.price-value{font-size:2.5rem;color:var(--green);font-weight:300}
.price-value strong{font-weight:900}
.price-period{font-size:.9rem;color:var(--text3)}
.hero-actions{display:flex;gap:16px;margin-bottom:48px;flex-wrap:wrap}
.hero-stats{display:flex;gap:40px}
.stat-item{display:flex;flex-direction:column}
.stat-number{font-size:1.8rem;font-weight:800;color:var(--text)}
.stat-label{font-size:.75rem;color:var(--text3);text-transform:uppercase;letter-spacing:.05em}

/* ===== PHONE MOCKUP ===== */
.hero-mockup{flex:0 0 340px;position:relative;z-index:2}
.phone-frame{background:var(--bg2);border-radius:36px;border:2px solid var(--border);padding:12px;box-shadow:0 40px 80px rgba(0,0,0,.5),0 0 60px var(--green-glow);position:relative;overflow:hidden}
.phone-notch{width:120px;height:24px;background:var(--bg);border-radius:0 0 16px 16px;margin:0 auto 12px}
.phone-screen{background:linear-gradient(180deg,#0b1420,#0d1117);border-radius:24px;padding:0;min-height:420px;overflow:hidden}
.chat-header-mock{display:flex;align-items:center;gap:12px;padding:14px 16px;background:rgba(37,211,102,.08);border-bottom:1px solid var(--border)}
.chat-avatar{width:36px;height:36px;background:linear-gradient(135deg,var(--green),var(--accent));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.7rem;font-weight:700;color:#fff}
.chat-name{font-size:.85rem;font-weight:600}
.chat-status{font-size:.65rem;color:var(--green)}
.chat-messages-mock{padding:16px;display:flex;flex-direction:column;gap:10px}
.msg{max-width:85%;padding:10px 14px;border-radius:12px;font-size:.78rem;line-height:1.5;opacity:0;animation:msgIn .5s forwards}
.msg-received{background:rgba(255,255,255,.06);align-self:flex-start;border-bottom-left-radius:4px}
.msg-sent{background:rgba(37,211,102,.15);align-self:flex-end;border-bottom-right-radius:4px}
.msg-time{display:block;text-align:right;font-size:.6rem;color:var(--text3);margin-top:4px}
@keyframes msgIn{to{opacity:1;transform:translateY(0)}}
.msg{transform:translateY(10px)}
.qr-placeholder{padding:8px}
.qr-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:4px;width:100px}
.qr-grid span{aspect-ratio:1;background:var(--green);border-radius:2px;opacity:.6}
.qr-grid span:nth-child(2),.qr-grid span:nth-child(3),.qr-grid span:nth-child(5),.qr-grid span:nth-child(8),.qr-grid span:nth-child(10),.qr-grid span:nth-child(13){opacity:.2}

/* ===== BRANDS ===== */
.brands{padding:40px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.brands-label{text-align:center;font-size:.75rem;color:var(--text3);text-transform:uppercase;letter-spacing:.1em;margin-bottom:20px}
.brands-grid{display:flex;justify-content:center;gap:40px;flex-wrap:wrap}
.brand-item{font-size:.9rem;color:var(--text2);font-weight:500;opacity:.6;transition:opacity .3s}
.brand-item:hover{opacity:1}

/* ===== SECTIONS COMMON ===== */
.section-header{text-align:center;max-width:600px;margin:0 auto 60px}
.section-badge{display:inline-block;padding:6px 16px;background:var(--green-glow);border:1px solid rgba(37,211,102,.15);border-radius:50px;font-size:.75rem;color:var(--green);font-weight:600;text-transform:uppercase;letter-spacing:.08em;margin-bottom:16px}
.section-title{font-size:clamp(1.8rem,3.5vw,2.6rem);font-weight:800;line-height:1.2;margin-bottom:16px}
.section-subtitle{color:var(--text2);font-size:1.05rem}

/* ===== FEATURES ===== */
.features{padding:100px 0}
.features-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.feature-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px 24px;transition:all .4s;opacity:0;transform:translateY(20px)}
.feature-card.animate-in{opacity:1;transform:translateY(0)}
.feature-card:hover{border-color:rgba(37,211,102,.2);background:rgba(37,211,102,.03);transform:translateY(-4px)}
.feature-icon{font-size:2rem;margin-bottom:16px}
.feature-card h3{font-size:1.05rem;font-weight:700;margin-bottom:8px}
.feature-card p{font-size:.85rem;color:var(--text2);line-height:1.6}

/* ===== HOW IT WORKS ===== */
.how-it-works{padding:100px 0;background:var(--bg2)}
.steps-grid{display:flex;align-items:center;justify-content:center;gap:20px}
.step-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:40px 32px;text-align:center;flex:1;max-width:300px;opacity:0;transform:translateY(20px);transition:all .5s}
.step-card.animate-in{opacity:1;transform:translateY(0)}
.step-number{font-size:3rem;font-weight:900;background:linear-gradient(135deg,var(--green),var(--accent));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;margin-bottom:16px}
.step-card h3{font-size:1.1rem;font-weight:700;margin-bottom:8px}
.step-card p{font-size:.85rem;color:var(--text2)}
.step-connector{font-size:1.5rem;color:var(--text3);opacity:.4}

/* ===== PRICING ===== */
.pricing{padding:100px 0}
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;align-items:start}
.price-card{background:var(--card);border:1px solid var(--border);border-radius:20px;padding:40px 32px;position:relative;opacity:0;transform:translateY(20px);transition:all .5s}
.price-card.animate-in{opacity:1;transform:translateY(0)}
.price-card.featured{border-color:rgba(37,211,102,.3);background:linear-gradient(180deg,rgba(37,211,102,.06),var(--card));transform:scale(1.05) translateY(20px);z-index:2}
.price-card.featured.animate-in{transform:scale(1.05) translateY(0)}
.price-badge{position:absolute;top:-14px;left:50%;transform:translateX(-50%);padding:6px 20px;background:linear-gradient(135deg,var(--green),var(--green2));border-radius:50px;font-size:.75rem;font-weight:700;color:#fff;white-space:nowrap}
.price-card-header h3{font-size:1.4rem;font-weight:800;margin-bottom:4px}
.price-desc{font-size:.85rem;color:var(--text3)}
.price-amount{display:flex;align-items:baseline;gap:2px;margin:24px 0}
.currency{font-size:1.2rem;color:var(--text2);font-weight:600}
.value{font-size:3.5rem;font-weight:900;line-height:1}
.cents{font-size:1.2rem;font-weight:700}
.period{font-size:.85rem;color:var(--text3);margin-left:4px}
.price-features{display:flex;flex-direction:column;gap:12px;margin:28px 0 32px;padding-top:28px;border-top:1px solid var(--border)}
.price-features li{display:flex;align-items:center;gap:10px;font-size:.88rem;color:var(--text2)}
.price-features .check{color:var(--green);font-weight:700}
.price-features .x{color:var(--text3)}
.price-features .disabled{opacity:.4}

/* ===== TESTIMONIALS ===== */
.testimonials{padding:100px 0;background:var(--bg2)}
.testimonials-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.testimonial-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:32px;opacity:0;transform:translateY(20px);transition:all .5s}
.testimonial-card.animate-in{opacity:1;transform:translateY(0)}
.stars{margin-bottom:16px;font-size:.9rem}
.testimonial-card p{font-size:.92rem;color:var(--text2);line-height:1.7;margin-bottom:20px;font-style:italic}
.testimonial-author{display:flex;align-items:center;gap:12px}
.author-avatar{width:40px;height:40px;background:linear-gradient(135deg,var(--green),var(--accent2));border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.75rem;font-weight:700;color:#fff}
.testimonial-author strong{display:block;font-size:.88rem}
.testimonial-author span{font-size:.75rem;color:var(--text3)}

/* ===== FAQ ===== */
.faq{padding:100px 0}
.faq-list{max-width:700px;margin:0 auto;display:flex;flex-direction:column;gap:12px}
.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius-sm);overflow:hidden;opacity:0;transform:translateY(10px);transition:all .4s}
.faq-item.animate-in{opacity:1;transform:translateY(0)}
.faq-question{width:100%;display:flex;justify-content:space-between;align-items:center;padding:20px 24px;background:none;border:none;color:var(--text);font-size:.95rem;font-weight:600;cursor:pointer;font-family:inherit;text-align:left}
.faq-icon{font-size:1.3rem;color:var(--green);transition:transform .3s}
.faq-item.active .faq-icon{transform:rotate(45deg)}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .4s ease,padding .4s ease}
.faq-item.active .faq-answer{max-height:200px;padding:0 24px 20px}
.faq-answer p{font-size:.88rem;color:var(--text2);line-height:1.7}

/* ===== CTA ===== */
.cta{padding:100px 0}
.cta-content{text-align:center;padding:80px 40px;background:linear-gradient(135deg,rgba(37,211,102,.08),rgba(6,182,212,.05));border:1px solid rgba(37,211,102,.15);border-radius:24px;position:relative;overflow:hidden}
.cta-content::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0%,rgba(37,211,102,.1),transparent 70%);pointer-events:none}
.cta-content h2{font-size:clamp(1.6rem,3vw,2.4rem);font-weight:800;margin-bottom:12px;position:relative}
.cta-content>p{color:var(--text2);margin-bottom:32px;font-size:1.05rem;position:relative}
.cta-note{font-size:.78rem;color:var(--text3);margin-top:20px;position:relative}

/* ===== FOOTER ===== */
.footer{padding:60px 0 30px;border-top:1px solid var(--border)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.footer-brand p{font-size:.85rem;color:var(--text3);margin-top:12px;max-width:280px;line-height:1.6}
.footer-links{display:flex;flex-direction:column;gap:10px}
.footer-links h4{font-size:.85rem;font-weight:700;margin-bottom:4px}
.footer-links a{font-size:.82rem;color:var(--text3);transition:color .3s}
.footer-links a:hover{color:var(--green)}
.footer-bottom{text-align:center;padding-top:30px;border-top:1px solid var(--border)}
.footer-bottom p{font-size:.78rem;color:var(--text3)}

/* ===== ANIMATIONS ===== */
.section-header{opacity:0;transform:translateY(20px);transition:all .6s}
.section-header.animate-in{opacity:1;transform:translateY(0)}
.hero-content{opacity:0;transform:translateX(-30px);transition:all .8s}
.hero-content.animate-in{opacity:1;transform:translateX(0)}
.hero-mockup{opacity:0;transform:translateX(30px);transition:all .8s .2s}
.hero-mockup.animate-in{opacity:1;transform:translateX(0)}

/* ===== RESPONSIVE ===== */
@media(max-width:1024px){
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .hero .container{flex-direction:column;text-align:center}
  .hero-subtitle{margin:0 auto 28px}
  .hero-actions{justify-content:center}
  .hero-stats{justify-content:center}
  .hero-mockup{flex:0 0 auto}
  .pricing-grid{grid-template-columns:1fr;max-width:400px;margin:0 auto}
  .price-card.featured{transform:scale(1) translateY(20px)}
  .price-card.featured.animate-in{transform:scale(1) translateY(0)}
  .testimonials-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:768px){
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:rgba(10,10,15,.95);backdrop-filter:blur(20px);flex-direction:column;padding:24px;gap:16px;border-bottom:1px solid var(--border)}
  .nav-links.active{display:flex}
  .mobile-toggle{display:flex}
  .btn-nav{display:none}
  .features-grid{grid-template-columns:1fr}
  .steps-grid{flex-direction:column}
  .step-connector{transform:rotate(90deg)}
  .hero-stats{flex-direction:column;gap:20px;align-items:center}
  .hero-mockup{width:100%;max-width:320px}
  .footer-grid{grid-template-columns:1fr}
  .brands-grid{gap:20px}
}