/* ===== RESET & BASE ===== */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:'Inter',sans-serif;color:#1e293b;background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}
ul{list-style:none}
img{max-width:100%;display:block}

/* ===== CSS VARIABLES ===== */
:root{
  --primary:#4f46e5;--primary-dark:#3730a3;--primary-light:#818cf8;
  --accent:#6366f1;--bg-light:#f8fafc;--bg-card:#fff;
  --text:#1e293b;--text-light:#64748b;--text-white:#fff;
  --shadow:0 4px 24px rgba(79,70,229,.08);--shadow-lg:0 12px 40px rgba(79,70,229,.12);
  --radius:12px;--radius-sm:8px;--radius-lg:20px;
  --max-w:1200px;--transition:all .3s cubic-bezier(.4,0,.2,1);
}

/* ===== UTILITY ===== */
.container{max-width:var(--max-w);margin:0 auto;padding:0 24px}
.section{padding:100px 0}
.section-alt{background:var(--bg-light)}
.section-title{font-size:2.25rem;font-weight:700;text-align:center;margin-bottom:16px;color:var(--text)}
.section-subtitle{text-align:center;color:var(--text-light);max-width:640px;margin:0 auto 56px;font-size:1.05rem}
.btn{display:inline-flex;align-items:center;gap:8px;padding:14px 32px;border-radius:50px;font-weight:600;font-size:.95rem;cursor:pointer;border:none;transition:var(--transition);font-family:inherit}
.btn-primary{background:var(--primary);color:#fff;box-shadow:0 4px 16px rgba(79,70,229,.3)}
.btn-primary:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 8px 24px rgba(79,70,229,.35)}
.btn-outline{background:transparent;color:var(--primary);border:2px solid var(--primary)}
.btn-outline:hover{background:var(--primary);color:#fff}

/* ===== HEADER / NAV ===== */
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;background:rgba(255,255,255,.85);backdrop-filter:blur(16px);border-bottom:1px solid rgba(0,0,0,.05);transition:var(--transition)}
.header.scrolled{box-shadow:0 2px 20px rgba(0,0,0,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.nav-logo{display:flex;align-items:center;gap:10px;font-size:1.35rem;font-weight:700;color:var(--text)}
.nav-logo img{height:40px;width:auto}
.nav-links{display:flex;gap:32px}
.nav-links a{font-size:.9rem;font-weight:500;color:var(--text-light);transition:var(--transition);position:relative}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--primary);transition:var(--transition)}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after{width:100%}
.nav-cta{display:flex;align-items:center;gap:12px}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none;padding:4px}
.hamburger span{width:24px;height:2px;background:var(--text);transition:var(--transition);border-radius:2px}

/* ===== HERO ===== */
.hero{padding:160px 0 120px;background:linear-gradient(135deg,#eef2ff 0%,#e0e7ff 40%,#f8fafc 100%);position:relative;overflow:hidden}
.hero::before{content:'';position:absolute;top:-50%;right:-20%;width:600px;height:600px;background:radial-gradient(circle,rgba(99,102,241,.1) 0%,transparent 70%);border-radius:50%}
.hero::after{content:'';position:absolute;bottom:-30%;left:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(79,70,229,.08) 0%,transparent 70%);border-radius:50%}
.hero .container{position:relative;z-index:1;display:flex;flex-direction:column;align-items:center;text-align:center}
.hero-logo{width:120px;margin-bottom:32px;animation:fadeInDown .8s ease}
.hero-badge{display:inline-flex;align-items:center;gap:8px;padding:8px 20px;background:rgba(79,70,229,.08);border:1px solid rgba(79,70,229,.15);border-radius:50px;font-size:.8rem;font-weight:600;color:var(--primary);margin-bottom:24px;animation:fadeInDown .8s .1s ease both}
.hero h1{font-size:3.25rem;font-weight:800;line-height:1.15;max-width:780px;margin-bottom:20px;animation:fadeInUp .8s .2s ease both;background:linear-gradient(135deg,var(--text) 0%,var(--primary-dark) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:1.15rem;color:var(--text-light);max-width:580px;margin-bottom:40px;animation:fadeInUp .8s .3s ease both}
.hero-actions{display:flex;gap:16px;animation:fadeInUp .8s .4s ease both}

/* ===== ABOUT ===== */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.about-content h3{font-size:1.75rem;font-weight:700;margin-bottom:20px}
.about-content p{color:var(--text-light);margin-bottom:16px}
.about-list{margin-top:24px}
.about-list li{display:flex;align-items:flex-start;gap:12px;margin-bottom:14px;color:var(--text-light);font-size:.95rem}
.about-list li .icon{flex-shrink:0;width:24px;height:24px;background:rgba(79,70,229,.1);border-radius:50%;display:flex;align-items:center;justify-content:center;color:var(--primary);font-size:.75rem;margin-top:2px}
.about-visual{display:flex;justify-content:center;align-items:center}
.about-card{background:linear-gradient(135deg,#eef2ff,#e0e7ff);border-radius:var(--radius-lg);padding:48px;text-align:center;box-shadow:var(--shadow-lg)}
.about-card .shield{font-size:4rem;margin-bottom:16px}
.about-card h4{font-size:1.25rem;font-weight:700;margin-bottom:8px;color:var(--primary-dark)}
.about-card p{color:var(--text-light);font-size:.9rem}

/* ===== FEATURES ===== */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.feature-card{background:var(--bg-card);border:1px solid #e2e8f0;border-radius:var(--radius);padding:36px 28px;transition:var(--transition);position:relative;overflow:hidden}
.feature-card::before{content:'';position:absolute;top:0;left:0;width:100%;height:3px;background:linear-gradient(90deg,var(--primary),var(--primary-light));transform:scaleX(0);transition:var(--transition);transform-origin:left}
.feature-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:transparent}
.feature-card:hover::before{transform:scaleX(1)}
.feature-icon{width:52px;height:52px;background:linear-gradient(135deg,rgba(79,70,229,.1),rgba(99,102,241,.15));border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.5rem;margin-bottom:20px}
.feature-card h3{font-size:1.1rem;font-weight:700;margin-bottom:10px}
.feature-card p{color:var(--text-light);font-size:.9rem;line-height:1.6}

/* ===== HOW IT WORKS ===== */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;position:relative}
.steps::before{content:'';position:absolute;top:36px;left:calc(12.5% + 16px);right:calc(12.5% + 16px);height:2px;background:linear-gradient(90deg,var(--primary-light),var(--primary),var(--primary-light));opacity:.3}
.step{text-align:center;position:relative;z-index:1}
.step-num{width:72px;height:72px;border-radius:50%;background:linear-gradient(135deg,var(--primary),var(--accent));color:#fff;display:flex;align-items:center;justify-content:center;font-size:1.5rem;font-weight:700;margin:0 auto 20px;box-shadow:0 6px 20px rgba(79,70,229,.25);transition:var(--transition)}
.step:hover .step-num{transform:scale(1.1);box-shadow:0 8px 28px rgba(79,70,229,.35)}
.step h3{font-size:1rem;font-weight:700;margin-bottom:8px}
.step p{color:var(--text-light);font-size:.85rem}
.compliance-banner{margin-top:56px;background:linear-gradient(135deg,#eef2ff,#e0e7ff);border:1px solid rgba(79,70,229,.15);border-radius:var(--radius);padding:24px 32px;text-align:center;font-weight:600;color:var(--primary-dark);font-size:.95rem}

/* ===== DATA & PRIVACY ===== */
.privacy-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}
.privacy-card{background:var(--bg-card);border:1px solid #e2e8f0;border-radius:var(--radius);padding:32px;transition:var(--transition)}
.privacy-card:hover{box-shadow:var(--shadow)}
.privacy-card .p-icon{font-size:1.75rem;margin-bottom:14px}
.privacy-card h3{font-size:1.05rem;font-weight:700;margin-bottom:8px}
.privacy-card p{color:var(--text-light);font-size:.9rem;line-height:1.6}

/* ===== CONTACT ===== */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-info h3{font-size:1.5rem;font-weight:700;margin-bottom:24px}
.contact-item{display:flex;align-items:flex-start;gap:16px;margin-bottom:24px}
.contact-item .c-icon{width:44px;height:44px;background:rgba(79,70,229,.08);border-radius:var(--radius-sm);display:flex;align-items:center;justify-content:center;font-size:1.15rem;flex-shrink:0}
.contact-item h4{font-size:.85rem;font-weight:600;color:var(--text-light);margin-bottom:4px;text-transform:uppercase;letter-spacing:.5px}
.contact-item p,.contact-item a{font-size:.95rem;color:var(--text)}
.contact-item a:hover{color:var(--primary)}
.contact-map{background:linear-gradient(135deg,#eef2ff,#e0e7ff);border-radius:var(--radius-lg);padding:48px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:320px}
.contact-map .map-icon{font-size:3rem;margin-bottom:16px}
.contact-map h3{font-size:1.25rem;font-weight:700;margin-bottom:8px;color:var(--primary-dark)}
.contact-map p{color:var(--text-light);font-size:.9rem}

/* ===== FOOTER ===== */
.footer{background:#0f172a;color:#94a3b8;padding:64px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;padding-bottom:48px;border-bottom:1px solid rgba(255,255,255,.08)}
.footer-brand p{margin-top:12px;font-size:.85rem;line-height:1.7}
.footer-brand .footer-logo{font-size:1.25rem;font-weight:700;color:#fff}
.footer h4{color:#fff;font-size:.85rem;font-weight:600;text-transform:uppercase;letter-spacing:1px;margin-bottom:16px}
.footer ul li{margin-bottom:10px}
.footer ul li a{font-size:.9rem;transition:var(--transition)}
.footer ul li a:hover{color:var(--primary-light)}
.footer-compliance{padding:24px 0;text-align:center;border-top:1px solid rgba(255,255,255,.05);font-size:.8rem;color:#64748b}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding:24px 0}
.footer-bottom p{font-size:.8rem}

/* ===== ANIMATIONS ===== */
@keyframes fadeInUp{from{opacity:0;transform:translateY(24px)}to{opacity:1;transform:translateY(0)}}
@keyframes fadeInDown{from{opacity:0;transform:translateY(-24px)}to{opacity:1;transform:translateY(0)}}
.reveal{opacity:0;transform:translateY(30px);transition:opacity .7s ease,transform .7s ease}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ===== MOBILE NAV ===== */
@media(max-width:768px){
  .nav-links,.nav-cta{display:none;flex-direction:column;position:absolute;top:72px;left:0;width:100%;background:#fff;padding:24px;box-shadow:var(--shadow-lg);gap:16px}
  .nav-links.active,.nav-cta.active{display:flex}
  .hamburger{display:flex}
  .hamburger.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
  .hamburger.active span:nth-child(2){opacity:0}
  .hamburger.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}
  .hero h1{font-size:2rem}
  .hero{padding:130px 0 80px}
  .about-grid,.contact-grid{grid-template-columns:1fr}
  .features-grid{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr 1fr}
  .steps::before{display:none}
  .privacy-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .section{padding:64px 0}
  .section-title{font-size:1.75rem}
  .hero-actions{flex-direction:column;align-items:center}
}
@media(max-width:480px){
  .steps{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;gap:8px;text-align:center}
}