/* ============================================================
   GA4 SPECIALIST — SHARED STYLESHEET
   Design: Dark Premium (Mixpanel + Heap.io inspired)
   ============================================================ */

:root {
    --bg-primary:    #0A0E1A;
    --bg-secondary:  #0F1525;
    --bg-card:       #111827;
    --border:        rgba(255,255,255,0.07);
    --border-hover:  rgba(120,86,255,0.4);
    --purple:        #7856FF;
    --purple-light:  #9B7FFF;
    --purple-dark:   #5F41CF;
    --blue:          #72BEF4;
    --green:         #31D891;
    --orange:        #FF7557;
    --text-primary:  #FFFFFF;
    --text-secondary:#94A3B8;
    --text-muted:    #64748B;
    --gradient-purple:linear-gradient(135deg,#7856FF 0%,#5F41CF 100%);
    --gradient-card:  linear-gradient(145deg,rgba(120,86,255,.1) 0%,transparent 60%);
    --shadow-purple:  0 0 40px rgba(120,86,255,.2);
    --shadow-card:    0 4px 24px rgba(0,0,0,.3);
    --radius-sm:  8px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --radius-xl:  28px;
    --font-main: 'Inter', sans-serif;
    --font-alt:  'DM Sans', sans-serif;
}

*,*::before,*::after{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-main);background:var(--bg-primary);color:var(--text-primary);line-height:1.6;overflow-x:hidden;}

/* Typography */
h1,h2,h3,h4{line-height:1.2;font-weight:700;}
.section-label{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:600;letter-spacing:2px;text-transform:uppercase;color:var(--purple-light);margin-bottom:16px;}
.section-label::before{content:'';width:20px;height:2px;background:var(--purple);}
.section-title{font-size:clamp(30px,4.5vw,50px);font-weight:800;margin-bottom:16px;}
.section-desc{font-size:17px;color:var(--text-secondary);max-width:620px;line-height:1.75;}
.highlight{background:linear-gradient(135deg,var(--purple-light),var(--blue));-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text;}

/* Layout */
.container{max-width:1200px;margin:0 auto;padding:0 24px;}
section{padding:88px 0;}
.section-header{text-align:center;margin-bottom:56px;}
.section-header .section-desc{margin:0 auto;}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:50px;font-family:var(--font-alt);font-size:15px;font-weight:600;cursor:pointer;transition:all .3s;text-decoration:none;border:none;}
.btn-primary{background:var(--gradient-purple);color:#fff;box-shadow:0 4px 20px rgba(120,86,255,.35);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 32px rgba(120,86,255,.5);}
.btn-secondary{background:transparent;color:var(--text-primary);border:1.5px solid var(--border);backdrop-filter:blur(10px);}
.btn-secondary:hover{border-color:var(--purple);background:rgba(120,86,255,.08);transform:translateY(-2px);}
.btn-green{background:var(--green);color:#0A1A12;}
.btn-green:hover{background:#3EEEA0;transform:translateY(-2px);box-shadow:0 8px 24px rgba(49,216,145,.35);}

/* Navbar */
.navbar{position:fixed;top:0;left:0;right:0;z-index:1000;padding:16px 0;transition:all .3s;}
.navbar.scrolled{background:rgba(10,14,26,.9);backdrop-filter:blur(20px);border-bottom:1px solid var(--border);padding:12px 0;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;}
.nav-logo{display:flex;align-items:center;gap:10px;text-decoration:none;}
.nav-logo-icon{width:36px;height:36px;background:var(--gradient-purple);border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900;color:#fff;}
.nav-logo-text{font-size:16px;font-weight:700;color:var(--text-primary);}
.nav-logo-text span{color:var(--purple-light);}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;}
.nav-links a{color:var(--text-secondary);text-decoration:none;font-size:14px;font-weight:500;padding:8px 13px;border-radius:50px;transition:all .2s;}
.nav-links a:hover,.nav-links a.active{color:var(--text-primary);background:rgba(255,255,255,.05);}
.nav-cta{display:flex;align-items:center;gap:12px;}
.nav-whatsapp{display:flex;align-items:center;gap:6px;color:var(--green);text-decoration:none;font-size:13px;font-weight:600;}
.nav-whatsapp svg{width:16px;height:16px;}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none;}
.hamburger span{width:24px;height:2px;background:var(--text-primary);border-radius:2px;transition:all .3s;display:block;}

/* Page Hero (inner pages) */
.page-hero{padding:140px 0 80px;position:relative;overflow:hidden;background:var(--bg-primary);}
.page-hero::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 70% 60% at 60% 30%,rgba(120,86,255,.2) 0%,transparent 60%);pointer-events:none;}
.page-hero-orb{position:absolute;border-radius:50%;filter:blur(80px);pointer-events:none;}
.page-hero-orb-1{width:400px;height:400px;background:rgba(120,86,255,.12);top:-80px;right:-80px;animation:pulse 6s ease-in-out infinite;}
.page-hero-orb-2{width:250px;height:250px;background:rgba(49,216,145,.07);bottom:0;left:-40px;animation:pulse 6s ease-in-out infinite;animation-delay:-3s;}
@keyframes pulse{0%,100%{opacity:.6;transform:scale(1);}50%{opacity:1;transform:scale(1.08);}}
.breadcrumb{display:flex;align-items:center;gap:8px;font-size:13px;color:var(--text-muted);margin-bottom:20px;}
.breadcrumb a{color:var(--text-muted);text-decoration:none;}
.breadcrumb a:hover{color:var(--purple-light);}
.breadcrumb span{color:var(--text-muted);}
.page-hero-title{font-size:clamp(36px,5.5vw,60px);font-weight:900;line-height:1.1;margin-bottom:20px;letter-spacing:-.5px;max-width:760px;}
.page-hero-desc{font-size:18px;color:var(--text-secondary);line-height:1.75;max-width:600px;margin-bottom:36px;}
.page-hero-cta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;}

/* Cards */
.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:30px;transition:all .3s;position:relative;overflow:hidden;}
.card::before{content:'';position:absolute;inset:0;background:var(--gradient-card);opacity:0;transition:opacity .3s;}
.card:hover{border-color:var(--border-hover);transform:translateY(-4px);box-shadow:0 20px 40px rgba(120,86,255,.1);}
.card:hover::before{opacity:1;}
.card-icon{width:50px;height:50px;border-radius:var(--radius-md);background:rgba(120,86,255,.15);border:1px solid rgba(120,86,255,.2);display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:18px;}
.card-title{font-size:17px;font-weight:700;margin-bottom:9px;}
.card-desc{font-size:14px;color:var(--text-secondary);line-height:1.7;}
.card-tags{display:flex;flex-wrap:wrap;gap:6px;margin-top:14px;}
.tag{font-size:11px;padding:3px 10px;border-radius:50px;background:rgba(120,86,255,.1);color:var(--purple-light);border:1px solid rgba(120,86,255,.15);}
.tag-green{background:rgba(49,216,145,.1);color:var(--green);border-color:rgba(49,216,145,.2);}

/* Grids */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}

/* Stats Bar */
.stats-bar{padding:44px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:rgba(255,255,255,.015);}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px;text-align:center;}
.stat-value{font-size:42px;font-weight:900;letter-spacing:-1px;}
.stat-value span{color:var(--purple-light);}
.stat-label{font-size:14px;color:var(--text-muted);margin-top:4px;}

/* Process Steps */
.process-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;position:relative;}
.process-grid::before{content:'';position:absolute;top:32px;left:calc(16.66% + 20px);right:calc(16.66% + 20px);height:1px;background:linear-gradient(90deg,var(--purple),var(--blue),var(--green));}
.process-step{text-align:center;}
.process-number{width:64px;height:64px;border-radius:50%;border:2px solid var(--purple);background:var(--bg-primary);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:900;color:var(--purple-light);margin:0 auto 22px;position:relative;z-index:1;}
.process-title{font-size:17px;font-weight:700;margin-bottom:9px;}
.process-desc{font-size:14px;color:var(--text-secondary);line-height:1.7;}

/* Two-col layout */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;}
.feature-list{display:flex;flex-direction:column;gap:20px;}
.feature-item{display:flex;gap:14px;align-items:flex-start;}
.feature-icon{width:38px;height:38px;border-radius:var(--radius-sm);background:rgba(49,216,145,.1);border:1px solid rgba(49,216,145,.2);display:flex;align-items:center;justify-content:center;font-size:17px;flex-shrink:0;}
.feature-icon.purple{background:rgba(120,86,255,.1);border-color:rgba(120,86,255,.2);}
.feature-text h4{font-size:15px;font-weight:600;margin-bottom:3px;}
.feature-text p{font-size:14px;color:var(--text-secondary);}

/* Accent box */
.accent-box{background:linear-gradient(145deg,rgba(120,86,255,.12),var(--bg-card));border:1px solid rgba(120,86,255,.3);border-radius:var(--radius-xl);padding:28px;}

/* FAQ */
.faq-container{max-width:720px;margin:0 auto;}
.faq-item{border:1px solid var(--border);border-radius:var(--radius-md);margin-bottom:10px;overflow:hidden;transition:border-color .3s;}
.faq-item:hover{border-color:rgba(120,86,255,.3);}
.faq-question{width:100%;text-align:left;background:var(--bg-card);border:none;padding:18px 22px;font-family:var(--font-main);font-size:15px;font-weight:600;color:var(--text-primary);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:14px;}
.faq-icon{width:22px;height:22px;border-radius:50%;background:rgba(120,86,255,.15);display:flex;align-items:center;justify-content:center;flex-shrink:0;font-size:14px;color:var(--purple-light);transition:transform .3s;}
.faq-item.active .faq-icon{transform:rotate(45deg);background:rgba(120,86,255,.25);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .35s ease;background:var(--bg-card);}
.faq-answer-inner{padding:14px 22px 18px;font-size:14px;color:var(--text-secondary);line-height:1.75;border-top:1px solid var(--border);}

/* Testimonials */
.testimonial-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);padding:26px;transition:all .3s;}
.testimonial-card:hover{border-color:rgba(120,86,255,.3);transform:translateY(-3px);}
.testimonial-stars{color:#F8BC3C;font-size:13px;margin-bottom:12px;letter-spacing:2px;}
.testimonial-text{font-size:14px;color:var(--text-secondary);line-height:1.7;margin-bottom:18px;}
.testimonial-author{display:flex;align-items:center;gap:12px;}
.testimonial-avatar{width:40px;height:40px;border-radius:50%;background:var(--gradient-purple);display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:700;}
.testimonial-name{font-size:14px;font-weight:600;}
.testimonial-company{font-size:12px;color:var(--text-muted);}

/* Pricing Cards */
.pricing-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.pricing-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-xl);padding:32px;position:relative;}
.pricing-card.featured{border-color:rgba(120,86,255,.5);background:linear-gradient(145deg,rgba(120,86,255,.12),var(--bg-card));}
.pricing-badge{position:absolute;top:-12px;left:50%;transform:translateX(-50%);background:var(--gradient-purple);color:#fff;font-size:11px;font-weight:700;padding:4px 14px;border-radius:50px;white-space:nowrap;}
.pricing-name{font-size:16px;font-weight:700;margin-bottom:6px;}
.pricing-desc{font-size:13px;color:var(--text-muted);margin-bottom:20px;}
.pricing-price{font-size:40px;font-weight:900;margin-bottom:6px;}
.pricing-price span{font-size:16px;font-weight:400;color:var(--text-muted);}
.pricing-features{list-style:none;display:flex;flex-direction:column;gap:10px;margin:20px 0 24px;}
.pricing-features li{font-size:14px;color:var(--text-secondary);display:flex;align-items:center;gap:8px;}
.pricing-features li::before{content:'✓';color:var(--green);font-weight:700;flex-shrink:0;}

/* CTA Banner */
.cta-banner{padding:80px 0;}
.cta-box{background:linear-gradient(135deg,rgba(120,86,255,.18),rgba(114,190,244,.08));border:1px solid rgba(120,86,255,.3);border-radius:var(--radius-xl);padding:60px;text-align:center;position:relative;overflow:hidden;}
.cta-box::before{content:'';position:absolute;top:-50%;left:-50%;width:200%;height:200%;background:radial-gradient(ellipse at center,rgba(120,86,255,.06),transparent 60%);}
.cta-title{font-size:clamp(26px,4vw,42px);font-weight:900;margin-bottom:14px;position:relative;}
.cta-desc{font-size:17px;color:var(--text-secondary);margin-bottom:28px;position:relative;}
.cta-buttons{display:flex;align-items:center;justify-content:center;gap:16px;flex-wrap:wrap;position:relative;}

/* Calendly embed */
.calendly-section{padding:80px 0;}
.calendly-embed{margin-top:36px;border-radius:var(--radius-xl);overflow:hidden;border:1px solid var(--border);box-shadow:var(--shadow-card);}

/* Footer */
footer{background:var(--bg-secondary);border-top:1px solid var(--border);padding:56px 0 28px;}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:44px;}
.footer-brand p{font-size:14px;color:var(--text-secondary);margin-top:14px;line-height:1.7;max-width:280px;}
.footer-col h4{font-size:11px;font-weight:600;letter-spacing:1.5px;text-transform:uppercase;color:var(--text-muted);margin-bottom:14px;}
.footer-links{list-style:none;display:flex;flex-direction:column;gap:9px;}
.footer-links a{text-decoration:none;font-size:14px;color:var(--text-secondary);transition:color .2s;}
.footer-links a:hover{color:var(--purple-light);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:22px;border-top:1px solid var(--border);font-size:13px;color:var(--text-muted);}

/* WhatsApp float */
.whatsapp-float{position:fixed;bottom:28px;left:28px;z-index:9999;display:flex;align-items:center;gap:10px;background:#25D366;color:#fff;text-decoration:none;padding:13px 18px;border-radius:50px;box-shadow:0 4px 24px rgba(37,211,102,.4);font-size:14px;font-weight:600;font-family:var(--font-alt);transition:all .3s;animation:bounceIn .5s ease 1.5s both;}
.whatsapp-float:hover{transform:translateY(-3px) scale(1.03);box-shadow:0 8px 32px rgba(37,211,102,.5);}
.whatsapp-float svg{width:22px;height:22px;flex-shrink:0;}
@keyframes bounceIn{0%{transform:scale(0) translateY(20px);opacity:0;}70%{transform:scale(1.1) translateY(-4px);}100%{transform:scale(1) translateY(0);opacity:1;}}

/* Blog */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
.blog-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-lg);overflow:hidden;transition:all .3s;}
.blog-card:hover{border-color:rgba(120,86,255,.3);transform:translateY(-4px);}
.blog-card-img{height:180px;background:linear-gradient(135deg,rgba(120,86,255,.3),rgba(114,190,244,.2));display:flex;align-items:center;justify-content:center;font-size:48px;}
.blog-card-body{padding:22px;}
.blog-meta{display:flex;gap:12px;font-size:12px;color:var(--text-muted);margin-bottom:10px;}
.blog-tag{background:rgba(120,86,255,.1);color:var(--purple-light);padding:2px 8px;border-radius:4px;}
.blog-card-title{font-size:16px;font-weight:700;margin-bottom:8px;line-height:1.4;}
.blog-card-desc{font-size:13px;color:var(--text-secondary);line-height:1.6;margin-bottom:14px;}
.blog-read-more{font-size:13px;font-weight:600;color:var(--purple-light);text-decoration:none;}
.blog-read-more:hover{color:var(--blue);}

/* Logo cloud */
.logo-cloud{padding:48px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border);}
.logo-cloud-label{text-align:center;font-size:12px;color:var(--text-muted);letter-spacing:2px;text-transform:uppercase;margin-bottom:24px;}
.logo-cloud-row{display:flex;align-items:center;justify-content:center;gap:48px;flex-wrap:wrap;}
.logo-cloud-item{font-size:14px;font-weight:700;color:var(--text-muted);opacity:.45;transition:all .3s;}
.logo-cloud-item:hover{opacity:1;color:var(--text-secondary);}

/* Utility */
.text-center{text-align:center;}
.mt-8{margin-top:8px;}
.mt-16{margin-top:16px;}
.mt-24{margin-top:24px;}
.mt-36{margin-top:36px;}
.mb-0{margin-bottom:0;}
.bg-secondary{background:var(--bg-secondary);}
.green{color:var(--green);}

/* Responsive */
@media(max-width:1024px){
    .grid-3{grid-template-columns:repeat(2,1fr);}
    .footer-grid{grid-template-columns:1fr 1fr;}
    .two-col{grid-template-columns:1fr;}
    .pricing-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:768px){
    section{padding:56px 0;}
    .nav-links{display:none;}
    .hamburger{display:flex;}
    .stats-grid,.grid-3,.grid-4,.grid-2{grid-template-columns:1fr;}
    .process-grid{grid-template-columns:1fr;gap:28px;}
    .process-grid::before{display:none;}
    .pricing-grid{grid-template-columns:1fr;}
    .blog-grid{grid-template-columns:1fr;}
    .footer-grid{grid-template-columns:1fr;}
    .footer-bottom{flex-direction:column;gap:10px;text-align:center;}
    .cta-box{padding:36px 20px;}
    .nav-whatsapp span{display:none;}
    .whatsapp-float span{display:none;}
    .whatsapp-float{padding:14px;border-radius:50%;}
    .page-hero{padding:110px 0 60px;}
}