/* Ranvol — premium fintech landing */
:root{
  --bg:#050814;
  --bg-2:#070B18;
  --navy:#0D1326;
  --text:#F5F7FA;
  --muted:#9BA4B5;
  --accent:#24F229;
  --accent-2:#20E33A;
  --border:rgba(255,255,255,0.08);
  --card:rgba(255,255,255,0.04);
  --card-hover:rgba(255,255,255,0.06);
  --radius:16px;
  --radius-lg:22px;
  --maxw:1200px;
}

*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  background:var(--bg);
  color:var(--text);
  font-family:"Inter",system-ui,sans-serif;
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
ul{list-style:none}

h1,h2,h3,h4{
  font-family:"Space Grotesk","Inter",system-ui,sans-serif;
  font-weight:600;
  letter-spacing:-0.02em;
  line-height:1.15;
  color:var(--text);
}
h1{font-size:clamp(2.2rem,5vw,3.8rem)}
h2{font-size:clamp(1.7rem,3.2vw,2.6rem);margin-bottom:.6em}
h3{font-size:1.2rem;margin-bottom:.5em}
p{color:var(--muted)}
.accent{color:var(--accent)}

.container{max-width:var(--maxw);margin:0 auto;padding:0 24px}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:13px 22px;border-radius:999px;font-weight:600;font-size:.95rem;
  border:1px solid transparent;cursor:pointer;transition:all .2s ease;
  font-family:inherit;
}
.btn-primary{background:var(--accent);color:#04140a;}
.btn-primary:hover{background:var(--accent-2);box-shadow:0 0 0 6px rgba(36,242,41,0.12)}
.btn-ghost{background:transparent;color:var(--text);border-color:var(--border)}
.btn-ghost:hover{background:var(--card)}
.btn-block{width:100%}

/* Header */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(5,8,20,0.75);
  backdrop-filter:blur(14px);
  -webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:16px 24px}
.brand{display:inline-flex;align-items:center;gap:10px}
.brand-mark{display:inline-flex;align-items:center;justify-content:center}
.brand-word{font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.25rem;letter-spacing:-0.02em}
.brand-logo{display:block;height:36px;width:auto}
.site-footer .brand-logo{height:32px}
.nav-desktop{display:flex;gap:26px}
.nav-desktop a{color:var(--muted);font-size:.92rem;transition:color .15s}
.nav-desktop a:hover{color:var(--text)}
.header-cta{padding:10px 18px;font-size:.9rem}
.nav-toggle{display:none;background:none;border:0;width:40px;height:40px;cursor:pointer;flex-direction:column;justify-content:center;gap:5px;align-items:center}
.nav-toggle span{display:block;width:22px;height:2px;background:var(--text);transition:.2s}
.nav-mobile{display:none;flex-direction:column;gap:14px;padding:16px 24px 24px;border-top:1px solid var(--border)}
.nav-mobile a{color:var(--muted);padding:6px 0}
.nav-mobile a.btn{color:#04140a;text-align:center}

@media (max-width:900px){
  .nav-desktop,.header-cta{display:none}
  .nav-toggle{display:flex}
  .nav-mobile[data-open="true"]{display:flex}
}

/* Sections */
.section{padding:96px 0;position:relative}
.section.alt{background:var(--bg-2)}
.eyebrow{
  display:inline-block;font-size:.78rem;letter-spacing:.18em;text-transform:uppercase;
  color:var(--accent);margin-bottom:14px;font-weight:600;
}
.eyebrow.warn{color:#ffb84d}
.section-head{max-width:760px;margin:0 auto 56px;text-align:center}
.section-head p{font-size:1.05rem}

/* Hero */
.hero{
  padding:80px 0 100px;
  background:
    radial-gradient(1000px 500px at 80% -10%, rgba(36,242,41,0.08), transparent 60%),
    radial-gradient(700px 400px at 0% 20%, rgba(36,242,41,0.04), transparent 60%),
    var(--bg);
  border-bottom:1px solid var(--border);
}
.hero-grid{display:grid;grid-template-columns:1.1fr 1fr;gap:60px;align-items:center}
.hero-copy .lead{font-size:1.15rem;margin:22px 0 32px;max-width:560px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.micro{margin-top:28px;font-size:.85rem;letter-spacing:.16em;text-transform:uppercase;color:var(--muted)}

@media (max-width:900px){
  .hero{padding:56px 0 70px}
  .hero-grid{grid-template-columns:1fr;gap:48px}
}

/* Hero visual / orbit */
.hero-visual{position:relative;height:480px;display:flex;align-items:center;justify-content:center}
.orbit{position:relative;width:100%;height:100%;max-width:480px;margin:0 auto}
.orbit-lines{position:absolute;inset:0;width:100%;height:100%}
.orbit-lines circle{fill:none;stroke:var(--border);stroke-dasharray:3 6}
.core{
  position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);
  background:var(--navy);border:1px solid var(--border);
  padding:18px 26px;border-radius:18px;
  display:flex;align-items:center;gap:10px;
  font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.1rem;
  box-shadow:0 0 0 6px rgba(36,242,41,0.06), 0 20px 60px rgba(0,0,0,0.5);
}
.node{
  position:absolute;background:var(--card);border:1px solid var(--border);
  padding:10px 14px;border-radius:12px;font-size:.82rem;color:var(--text);
  white-space:nowrap;backdrop-filter:blur(8px);
  animation:floaty 6s ease-in-out infinite;
}
.node span{font-weight:500}
.n1{top:8%;left:50%;transform:translateX(-50%)}
.n2{top:26%;right:0}
.n3{bottom:26%;right:0;animation-delay:.6s}
.n4{bottom:8%;left:50%;transform:translateX(-50%);animation-delay:1.2s}
.n5{bottom:26%;left:0;animation-delay:1.8s}
.n6{top:26%;left:0;animation-delay:2.4s}
@keyframes floaty{0%,100%{transform:translateY(0) translateX(var(--tx,0))}50%{transform:translateY(-6px) translateX(var(--tx,0))}}
.n1,.n4{--tx:-50%}

@media (max-width:600px){
  .hero-visual{height:380px}
  .node{font-size:.72rem;padding:8px 10px}
}

/* Cards */
.card-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:20px;
}
.card-grid .card:nth-child(4),.card-grid .card:nth-child(5){grid-column:span 1}
@media (max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:600px){.card-grid{grid-template-columns:1fr}}

.card{
  background:var(--card);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:28px;
  transition:all .25s ease;position:relative;overflow:hidden;
}
.card:hover{background:var(--card-hover);border-color:rgba(36,242,41,0.2);transform:translateY(-2px)}
.card-num{
  font-family:"Space Grotesk",sans-serif;font-size:.8rem;color:var(--accent);
  letter-spacing:.18em;margin-bottom:18px;font-weight:600;
}
.card h3{font-size:1.15rem}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:start}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:32px}}
.feature-list{display:grid;gap:12px}
.feature-list li{
  background:var(--card);border:1px solid var(--border);
  padding:14px 18px;border-radius:12px;font-size:.95rem;
  display:flex;align-items:center;gap:12px;
}
.feature-list li::before{
  content:"";width:6px;height:6px;border-radius:50%;background:var(--accent);
  box-shadow:0 0 10px rgba(36,242,41,0.6);
}

/* Mini grid */
.mini-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:8px}
@media (max-width:900px){.mini-grid{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.mini-grid{grid-template-columns:1fr}}
.mini-card{
  background:var(--card);border:1px solid var(--border);
  padding:22px;border-radius:14px;transition:.2s;
}
.mini-card:hover{border-color:rgba(36,242,41,0.25)}
.mini-card h4{font-family:"Space Grotesk",sans-serif;font-weight:600;font-size:1rem}
.note{
  margin-top:32px;text-align:center;font-size:.9rem;color:var(--muted);
  border-top:1px solid var(--border);padding-top:24px;
}

/* Crypto */
.crypto-wrap{display:grid;grid-template-columns:380px 1fr;gap:40px;align-items:start}
@media (max-width:900px){.crypto-wrap{grid-template-columns:1fr}}
.card-mock{
  background:linear-gradient(135deg,#0D1326 0%, #050814 100%);
  border:1px solid var(--border);border-radius:20px;padding:26px;
  aspect-ratio:1.586/1;display:flex;flex-direction:column;justify-content:space-between;
  position:relative;overflow:hidden;
  box-shadow:0 30px 80px rgba(0,0,0,0.5), 0 0 0 1px rgba(36,242,41,0.06);
}
.card-mock::before{
  content:"";position:absolute;width:240px;height:240px;border-radius:50%;
  background:radial-gradient(circle,rgba(36,242,41,0.18),transparent 70%);
  right:-80px;bottom:-80px;
}
.card-mock-top{display:flex;justify-content:space-between;align-items:center;font-family:"Space Grotesk",sans-serif;font-weight:700;font-size:1.1rem}
.card-mock-top .dot{width:24px;height:24px;border-radius:50%;background:var(--accent)}
.card-mock-num{font-family:"Space Grotesk",sans-serif;font-size:1.3rem;letter-spacing:.12em}
.card-mock-bot{display:flex;justify-content:space-between;font-size:.78rem;letter-spacing:.16em;color:var(--muted)}

/* Three col */
.three-col{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media (max-width:900px){.three-col{grid-template-columns:1fr}}
.pillar{
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px;
}
.pillar h3{color:var(--accent);font-size:1rem;letter-spacing:.16em;text-transform:uppercase;margin-bottom:14px}

/* Risk */
.risk{background:var(--bg-2)}
.risk-box{
  border:1px solid rgba(255,184,77,0.25);
  background:rgba(255,184,77,0.04);
  border-radius:var(--radius-lg);padding:48px;max-width:900px;margin:0 auto;
}
.risk-box p{margin-top:14px}
.risk-box .muted{color:var(--muted);font-size:.9rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:60px;align-items:start}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr;gap:40px}}
.contact-form{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
  background:var(--card);border:1px solid var(--border);border-radius:var(--radius-lg);
  padding:32px;
}
.field{display:flex;flex-direction:column;gap:6px}
.field.full,.contact-form .full{grid-column:1/-1}
label{font-size:.85rem;color:var(--muted);font-weight:500}
input,select,textarea{
  width:100%;background:rgba(0,0,0,0.25);
  border:1px solid var(--border);border-radius:10px;
  padding:12px 14px;color:var(--text);font-family:inherit;font-size:.95rem;
  transition:border-color .15s, box-shadow .15s;
}
input:focus,select:focus,textarea:focus{
  outline:none;border-color:var(--accent);
  box-shadow:0 0 0 3px rgba(36,242,41,0.15);
}
textarea{resize:vertical;min-height:120px}
select{appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--muted) 50%),linear-gradient(135deg,var(--muted) 50%,transparent 50%);background-position:calc(100% - 18px) 50%,calc(100% - 13px) 50%;background-size:5px 5px;background-repeat:no-repeat}
.error{font-size:.78rem;color:#ff6b6b;min-height:1em}
.success{
  margin-top:14px;padding:14px 16px;border-radius:10px;
  background:rgba(36,242,41,0.08);border:1px solid rgba(36,242,41,0.3);
  color:var(--accent);font-size:.95rem;text-align:center;
}
@media (max-width:520px){.contact-form{grid-template-columns:1fr;padding:24px}}

/* Footer */
.site-footer{border-top:1px solid var(--border);background:var(--bg-2);padding:60px 0 30px}
.footer-grid{display:grid;grid-template-columns:1fr 1.4fr;gap:40px;margin-bottom:40px}
.footer-grid .brand{margin-bottom:14px}
.footer-nav{display:flex;flex-wrap:wrap;gap:18px 28px;align-content:flex-start}
.footer-nav a{color:var(--muted);font-size:.9rem;transition:color .15s}
.footer-nav a:hover{color:var(--text)}
.footer-legal{border-top:1px solid var(--border);padding-top:24px;display:grid;gap:8px}
.muted{color:var(--muted)}
.small{font-size:.8rem;line-height:1.6}
@media (max-width:700px){.footer-grid{grid-template-columns:1fr}}

/* Reveal animation */
.reveal{opacity:0;transform:translateY(16px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

@media (prefers-reduced-motion: reduce){
  *{animation:none !important;transition:none !important}
  html{scroll-behavior:auto}
}