/* ── Reset & Base ─────────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{
  --blue:#2196F3;--blue-dark:#1565C0;--blue-light:#BBDEFB;
  --teal:#00BCD4;--green:#4CAF50;
  --bg:#F5F9FF;--surface:#fff;--text:#1A2138;--text-mid:#4A5568;--text-light:#718096;
  --radius:16px;--shadow:0 4px 24px rgba(33,150,243,.12);
  --max:1100px;
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Oxygen,sans-serif;
  color:var(--text);background:var(--bg);line-height:1.65;overflow-x:hidden}
a{color:var(--blue);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}

/* ── Utility ─────────────────────────────────────── */
.container{max-width:var(--max);margin:0 auto;padding:0 24px}
.btn{display:inline-flex;align-items:center;gap:8px;
  padding:14px 32px;border-radius:50px;font-weight:600;font-size:1rem;
  cursor:pointer;border:none;transition:transform .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.15)}
.btn-primary{background:var(--blue);color:#fff}
.btn-outline{background:transparent;color:var(--blue);border:2px solid var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
.section-title{font-size:2rem;font-weight:800;margin-bottom:12px}
.section-sub{font-size:1.1rem;color:var(--text-mid);max-width:600px;margin:0 auto 40px}
.text-center{text-align:center}

/* ── Nav ─────────────────────────────────────────── */
.nav{position:fixed;top:0;left:0;right:0;z-index:100;
  background:rgba(255,255,255,.88);backdrop-filter:blur(12px);
  border-bottom:1px solid rgba(0,0,0,.06);transition:box-shadow .3s}
.nav.scrolled{box-shadow:0 2px 16px rgba(0,0,0,.08)}
.nav .container{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav-brand{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.2rem;color:var(--text)}
.nav-brand img{width:36px;height:36px;border-radius:10px}
.nav-links{display:flex;gap:28px;align-items:center}
.nav-links a{font-weight:500;color:var(--text-mid);transition:color .2s}
.nav-links a:hover{color:var(--blue);text-decoration:none}
.nav-cta{padding:10px 24px;font-size:.9rem}
.hamburger{display:none;background:none;border:none;cursor:pointer;padding:4px}
.hamburger span{display:block;width:24px;height:2px;background:var(--text);margin:5px 0;
  border-radius:2px;transition:transform .3s,opacity .3s}

/* ── Hero ────────────────────────────────────────── */
.hero{padding:140px 0 80px;text-align:center;
  background:linear-gradient(170deg,#E3F2FD 0%,var(--bg) 60%);position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-100px;right:-100px;width:400px;height:400px;
  border-radius:50%;background:rgba(33,150,243,.08);pointer-events:none}
.hero h1{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:900;line-height:1.15;margin-bottom:20px}
.hero h1 .gradient{background:linear-gradient(135deg,var(--blue),var(--teal));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent}
.hero p{font-size:1.2rem;color:var(--text-mid);max-width:560px;margin:0 auto 36px}
.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}
.hero-visual{margin-top:60px;position:relative}
.hero-mockup{max-width:280px;margin:0 auto;border-radius:32px;
  box-shadow:0 20px 60px rgba(33,150,243,.18)}

/* ── Drops animation ─────────────────────────────── */
.drops{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.drop{position:absolute;width:8px;height:8px;border-radius:50%;
  background:var(--blue-light);opacity:.5;animation:fall linear infinite}
@keyframes fall{0%{transform:translateY(-20px) scale(1);opacity:.6}
  100%{transform:translateY(100vh) scale(.3);opacity:0}}

/* ── Features ────────────────────────────────────── */
.features{padding:100px 0}
.features-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:28px;margin-top:20px}
.feature-card{background:var(--surface);border-radius:var(--radius);padding:32px;
  box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.feature-card:hover{transform:translateY(-4px);box-shadow:0 8px 32px rgba(33,150,243,.16)}
.feature-icon{width:56px;height:56px;border-radius:14px;display:flex;align-items:center;
  justify-content:center;font-size:28px;margin-bottom:16px;
  background:linear-gradient(135deg,#E3F2FD,#BBDEFB)}
.feature-card h3{font-size:1.15rem;margin-bottom:8px;font-weight:700}
.feature-card p{color:var(--text-mid);font-size:.95rem}

/* ── How it works ────────────────────────────────── */
.how{padding:100px 0;background:linear-gradient(180deg,var(--bg),#E3F2FD)}
.steps{display:flex;gap:40px;margin-top:20px;justify-content:center;flex-wrap:wrap}
.step{text-align:center;flex:1;min-width:200px;max-width:280px}
.step-num{width:56px;height:56px;border-radius:50%;display:flex;align-items:center;
  justify-content:center;margin:0 auto 16px;font-weight:800;font-size:1.3rem;
  color:#fff;background:linear-gradient(135deg,var(--blue),var(--teal))}
.step h3{margin-bottom:8px;font-weight:700}
.step p{color:var(--text-mid);font-size:.95rem}

/* ── CTA ─────────────────────────────────────────── */
.cta-section{padding:80px 0;text-align:center}
.cta-card{background:linear-gradient(135deg,var(--blue),var(--teal));border-radius:24px;
  padding:60px 40px;color:#fff;position:relative;overflow:hidden}
.cta-card::before{content:"";position:absolute;top:-40px;right:-40px;width:200px;height:200px;
  border-radius:50%;background:rgba(255,255,255,.1)}
.cta-card h2{font-size:2rem;font-weight:800;margin-bottom:12px}
.cta-card p{opacity:.9;max-width:480px;margin:0 auto 28px;font-size:1.1rem}
.cta-card .btn{background:#fff;color:var(--blue);font-weight:700}
.store-badges{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-top:16px}
.store-badges img{height:48px;border-radius:8px}

/* ── Footer ──────────────────────────────────────── */
.footer{padding:48px 0 32px;border-top:1px solid rgba(0,0,0,.06)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px}
.footer-brand{font-weight:800;font-size:1.1rem;margin-bottom:8px;display:flex;align-items:center;gap:8px}
.footer-brand img{width:28px;height:28px;border-radius:8px}
.footer-desc{color:var(--text-mid);font-size:.9rem;max-width:300px}
.footer h4{font-weight:700;font-size:.9rem;text-transform:uppercase;letter-spacing:.05em;
  margin-bottom:12px;color:var(--text)}
.footer-links{list-style:none}
.footer-links li{margin-bottom:8px}
.footer-links a{color:var(--text-mid);font-size:.9rem}
.footer-links a:hover{color:var(--blue)}
.footer-bottom{margin-top:40px;padding-top:24px;border-top:1px solid rgba(0,0,0,.06);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px}
.footer-bottom span{color:var(--text-light);font-size:.85rem}

/* ── Legal pages ─────────────────────────────────── */
.legal{padding:120px 0 60px}
.legal h1{font-size:2.2rem;font-weight:800;margin-bottom:8px}
.legal .updated{color:var(--text-light);font-size:.9rem;margin-bottom:32px}
.legal h2{font-size:1.3rem;font-weight:700;margin:32px 0 12px;color:var(--blue-dark)}
.legal p,.legal li{color:var(--text-mid);font-size:1rem;margin-bottom:12px}
.legal ul{padding-left:24px;margin-bottom:16px}
.legal li{margin-bottom:6px}
.legal a{color:var(--blue)}
.legal-card{background:var(--surface);border-radius:var(--radius);padding:48px;
  box-shadow:var(--shadow);max-width:800px;margin:0 auto}

/* ── Support page ────────────────────────────────── */
.support-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:28px;margin-top:40px}
.support-card{background:var(--surface);border-radius:var(--radius);padding:36px;
  box-shadow:var(--shadow);text-align:center}
.support-card .icon{font-size:40px;margin-bottom:16px}
.support-card h3{margin-bottom:8px;font-weight:700}
.support-card p{color:var(--text-mid);font-size:.95rem;margin-bottom:16px}
.faq{margin-top:60px}
.faq-item{background:var(--surface);border-radius:var(--radius);margin-bottom:12px;
  box-shadow:0 2px 8px rgba(0,0,0,.04);overflow:hidden}
.faq-q{padding:20px 24px;font-weight:600;cursor:pointer;display:flex;
  justify-content:space-between;align-items:center;user-select:none}
.faq-q::after{content:"＋";font-size:1.2rem;color:var(--blue);transition:transform .3s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{max-height:0;overflow:hidden;transition:max-height .3s ease,padding .3s;padding:0 24px}
.faq-item.open .faq-a{max-height:300px;padding:0 24px 20px}
.faq-a p{color:var(--text-mid);font-size:.95rem}

/* ── Responsive ──────────────────────────────────── */
@media(max-width:768px){
  .nav-links{position:fixed;top:64px;left:0;right:0;bottom:0;background:rgba(255,255,255,.98);
    flex-direction:column;align-items:center;justify-content:center;gap:32px;
    transform:translateX(100%);transition:transform .3s}
  .nav-links.open{transform:translateX(0)}
  .hamburger{display:block}
  .hero{padding:120px 0 60px}
  .hero h1{font-size:2rem}
  .features-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;align-items:flex-start}
  .steps{flex-direction:column;align-items:center}
  .legal-card{padding:28px 20px}
}