*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
:root{--black:#000;--white:#fff;--g50:#fafafa;--g100:#f5f5f5;--g200:#e5e5e5;--g400:#a3a3a3;--g600:#525252;--g900:#171717;--r:12px;--rl:24px;--sh:0 1px 3px rgba(0,0,0,.08),0 4px 16px rgba(0,0,0,.06);--shl:0 8px 32px rgba(0,0,0,.10);--f:'Inter',system-ui,-apple-system,sans-serif}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{font-family:var(--f);background:var(--white);color:var(--black);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
/* NAV */
nav{position:sticky;top:0;z-index:100;display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;height:64px;background:rgba(255,255,255,.9);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);border-bottom:1px solid var(--g200)}
.nav-logo{display:flex;align-items:center;gap:.5rem;font-size:1.25rem;font-weight:700;letter-spacing:-.02em}
.nav-logo svg{flex-shrink:0;border-radius:7px}
.nav-links{display:none;gap:2rem;list-style:none}
.nav-links a{font-size:.875rem;color:var(--g600);transition:color .2s}
.nav-links a:hover{color:var(--black)}
/* Burger */
.burger{display:flex;flex-direction:column;gap:5px;cursor:pointer;padding:4px;background:none;border:none;width:36px;flex-shrink:0}
.burger span{display:block;height:2px;width:100%;background:var(--black);border-radius:2px;transition:transform .3s,opacity .3s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(7px) rotate(45deg)}
.burger[aria-expanded="true"] span:nth-child(2){opacity:0;transform:scaleX(0)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-7px) rotate(-45deg)}
/* Mobile overlay menu */
.mobile-overlay{position:fixed;inset:0;background:var(--white);z-index:200;display:flex;flex-direction:column;padding:5rem 2rem 2rem;transform:translateX(100%);transition:transform .35s cubic-bezier(.4,0,.2,1);visibility:hidden}
.mobile-overlay.open{transform:none;visibility:visible}
.overlay-close{position:absolute;top:1.25rem;right:1.5rem;background:none;border:none;cursor:pointer;font-size:2rem;line-height:1;color:var(--black);padding:4px}
.mobile-overlay a{font-size:1.75rem;font-weight:700;letter-spacing:-.03em;line-height:1.2;display:block;margin-bottom:1.25rem}
.mobile-overlay .overlay-cta{margin-top:auto;display:flex;flex-direction:column;gap:.625rem}
.overlay-cta .btn{display:inline-flex;align-items:center;justify-content:center;font-size:.875rem;width:100%;margin-bottom:0;letter-spacing:normal}
.overlay-footer-nav{margin-top:1rem;padding-top:1rem;border-top:1px solid var(--g200);display:flex;flex-direction:row;flex-wrap:wrap;gap:.25rem 1rem}
.overlay-footer-nav a{font-size:.8125rem;font-weight:500;color:var(--g400);margin-bottom:0;line-height:1.5;letter-spacing:normal}
.overlay-footer-nav a:hover{color:var(--black)}
/* HERO */
.hero{min-height:calc(100svh - 64px);display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:5rem 1.5rem 4rem;position:relative;overflow:hidden}
.hero-badge{display:inline-block;font-size:.75rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:var(--g600);border:1px solid var(--g200);border-radius:999px;padding:.25rem .875rem;margin-bottom:2rem;position:relative;z-index:1}
.hero h1{font-size:clamp(4rem,18vw,10rem);font-weight:800;letter-spacing:-.05em;line-height:.9;margin-bottom:1.25rem;position:relative;z-index:1;background:linear-gradient(90deg,#000 0%,#1565C0 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}
.hero p{font-size:clamp(1rem,2.5vw,1.2rem);color:var(--g600);max-width:420px;margin-bottom:2.5rem;position:relative;z-index:1}
/* Water ripples */
.ripple-wrap{position:absolute;inset:0;pointer-events:none;overflow:hidden}
.ripple{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);border:1px solid rgba(30,136,229,.18);border-radius:50%;width:0;height:0;animation:rippleOut 6s ease-out infinite}
.ripple:nth-child(2){animation-delay:2s}
.ripple:nth-child(3){animation-delay:4s}
@keyframes rippleOut{0%{width:0;height:0;opacity:.8}100%{width:min(130vw,130vh);height:min(130vw,130vh);opacity:0}}
/* Canvas wave */
#wave-canvas{position:absolute;bottom:0;left:0;width:100%;height:45%;pointer-events:none}
/* CTA GROUP */
.cta-group{display:flex;gap:.75rem;flex-wrap:wrap;justify-content:center;position:relative;z-index:1}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.75rem 1.25rem;border-radius:var(--r);font-size:.875rem;font-weight:600;cursor:pointer;transition:transform .15s,box-shadow .15s,background .15s;white-space:nowrap;border:1px solid transparent;text-decoration:none}
.btn-primary{background:var(--black);color:var(--white);border-color:var(--black)}
.btn-primary:hover{background:var(--g900);transform:translateY(-1px);box-shadow:var(--shl)}
.btn-secondary{background:var(--white);color:var(--black);border-color:var(--g200)}
.btn-secondary:hover{background:var(--g50);transform:translateY(-1px);box-shadow:var(--sh)}
.hero .btn-secondary{background:#1565C0;color:#fff;border-color:#1565C0}
.hero .btn-secondary:hover{background:#0d47a1;border-color:#0d47a1;transform:translateY(-1px);box-shadow:var(--shl)}
.btn svg{width:18px;height:18px;flex-shrink:0}
/* SECTIONS */
section{padding:clamp(3.5rem,7vw,6rem) 1.5rem}
.section-label{font-size:.75rem;font-weight:600;letter-spacing:.1em;text-transform:uppercase;color:var(--g400);margin-bottom:.75rem}
.section-title{font-size:clamp(1.75rem,5vw,2.75rem);font-weight:800;letter-spacing:-.03em;line-height:1.1;margin-bottom:1rem}
.section-sub{font-size:1rem;color:var(--g600);max-width:480px}
/* FEATURES */
.features{background:var(--g50)}
.features-inner,.screenshots-inner,.download-inner,.footer-inner-wrap{max-width:1100px;margin:0 auto}
.features-header{margin-bottom:2.5rem}
.features-grid{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.feature-card{background:var(--white);border:1px solid var(--g200);border-radius:var(--rl);padding:1.5rem;transition:box-shadow .2s,transform .2s}
.feature-card:hover{box-shadow:var(--shl);transform:translateY(-2px)}
.feature-icon{width:40px;height:40px;background:var(--black);border-radius:9px;display:flex;align-items:center;justify-content:center;margin-bottom:1rem}
.feature-icon svg{width:20px;height:20px;color:var(--white)}
.feature-card h3{font-size:.9375rem;font-weight:700;margin-bottom:.35rem;letter-spacing:-.01em}
.feature-card p{font-size:.8125rem;color:var(--g600);line-height:1.55}
/* SCREENSHOTS */
.screenshots{background:var(--white)}
.screenshots-header{margin-bottom:2.5rem}
.screenshots-row{display:flex;gap:1rem;overflow-x:auto;padding-bottom:1rem;scrollbar-width:none;-webkit-overflow-scrolling:touch}
.screenshots-row::-webkit-scrollbar{display:none}
.screenshot-frame{flex:0 0 190px;height:380px;border-radius:24px;overflow:hidden;box-shadow:0 4px 24px rgba(0,0,0,.10);border:1px solid var(--g200);transition:transform .25s;background:var(--g50)}
.screenshot-frame:hover{transform:scale(1.03)}
.screenshot-frame img{width:100%;height:100%;object-fit:cover;object-position:top}
/* DOWNLOAD */
.download{background:var(--black);color:var(--white);text-align:center}
.download .download-inner{max-width:580px}
.download .section-label{color:rgba(255,255,255,.4)}
.download .section-title{color:var(--white)}
.download .section-sub{color:rgba(255,255,255,.6);margin:0 auto 2.5rem}
.download .btn-primary{background:var(--white);color:var(--black);border-color:var(--white)}
.download .btn-primary:hover{background:var(--g100)}
.download .btn-secondary{background:transparent;color:var(--white);border-color:rgba(255,255,255,.3)}
.download .btn-secondary:hover{background:rgba(255,255,255,.08)}
/* FOOTER */
footer{background:var(--white);border-top:1px solid var(--g200);padding:2.5rem 1.5rem}
.footer-inner{max-width:1100px;margin:0 auto;display:grid;grid-template-columns:1fr;gap:1.5rem}
.footer-logo{display:flex;align-items:center;gap:.5rem;font-size:1.0625rem;font-weight:700;margin-bottom:.5rem}
.footer-logo svg{flex-shrink:0;border-radius:8px}
.footer-brand p{font-size:.8125rem;color:var(--g400)}
.footer-links-col{display:flex;flex-direction:column;gap:.875rem}
.footer-legal{display:flex;gap:1.25rem;flex-wrap:wrap}
.footer-legal a{font-size:.8125rem;color:var(--g600);transition:color .2s}
.footer-legal a:hover{color:var(--black)}
.footer-social{display:flex;gap:.75rem}
.social-link{width:34px;height:34px;border:1px solid var(--g200);border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--g600);transition:color .2s,border-color .2s,transform .15s}
.social-link:hover{color:var(--black);border-color:var(--g400);transform:translateY(-1px)}
.social-link svg{width:15px;height:15px}
.footer-bottom{margin-top:1.5rem;padding-top:1.5rem;border-top:1px solid var(--g200);font-size:.8125rem;color:var(--g400);text-align:center}
.footer-credit{color:#2563eb;text-decoration:underline;text-underline-offset:2px}
.footer-credit:hover{color:#1d4ed8}
/* COOKIE BANNER */
#cookie-banner{position:fixed;bottom:0;left:0;right:0;z-index:400;background:var(--white);border-top:1px solid var(--g200);padding:1rem 1.5rem;box-shadow:0 -4px 20px rgba(0,0,0,.07)}
.cookie-inner{max-width:1100px;margin:0 auto;display:flex;flex-direction:column;gap:.75rem}
.cookie-text{font-size:.8125rem;color:var(--g600);line-height:1.5}
.cookie-text a{color:var(--black);text-decoration:underline;text-underline-offset:2px}
.cookie-actions{display:flex;gap:.625rem;flex-wrap:wrap}
.btn-cookie-accept{padding:.5rem 1.125rem;border-radius:8px;background:var(--black);color:var(--white);font-size:.8125rem;font-weight:600;border:none;cursor:pointer;transition:background .15s}
.btn-cookie-accept:hover{background:var(--g900)}
.btn-cookie-decline{padding:.5rem 1.125rem;border-radius:8px;background:none;color:var(--g600);font-size:.8125rem;font-weight:600;border:1px solid var(--g200);cursor:pointer;transition:border-color .15s,color .15s}
.btn-cookie-decline:hover{border-color:var(--g400);color:var(--black)}
/* LEGAL PAGES */
.legal-hero{padding:clamp(3rem,7vw,5rem) 1.5rem 2rem;border-bottom:1px solid var(--g200);max-width:760px;margin:0 auto}
.back-link{display:inline-flex;align-items:center;gap:.375rem;font-size:.875rem;color:var(--g600);margin-bottom:1.5rem;transition:color .2s}
.back-link:hover{color:var(--black)}
.back-link svg{width:14px;height:14px;flex-shrink:0}
.legal-hero h1{font-size:clamp(1.75rem,5vw,2.75rem);font-weight:800;letter-spacing:-.03em;margin-bottom:.5rem}
.legal-hero .updated{font-size:.8125rem;color:var(--g400)}
.legal-content{max-width:760px;margin:0 auto;padding:2.5rem 1.5rem 5rem}
.legal-content h2{font-size:1.125rem;font-weight:700;margin:2rem 0 .625rem;letter-spacing:-.02em}
.legal-content h2:first-child{margin-top:0}
.legal-content p{font-size:.9375rem;color:var(--g600);margin-bottom:.875rem;line-height:1.7}
.legal-content ul{padding-left:1.25rem;margin-bottom:.875rem}
.legal-content ul li{font-size:.9375rem;color:var(--g600);margin-bottom:.35rem;line-height:1.7}
.legal-content a{color:var(--black);text-decoration:underline;text-underline-offset:3px}
/* TABLET ≥640px */
@media(min-width:640px){
  nav{padding:0 2.5rem}
  section{padding:clamp(3.5rem,7vw,6rem) 2.5rem}
  footer{padding:2.5rem}
  .footer-inner{grid-template-columns:1fr auto}
  .footer-links-col{align-items:flex-end}
  .footer-legal{justify-content:flex-end}
  .cookie-inner{flex-direction:row;align-items:center;justify-content:space-between}
  .cookie-actions{flex-shrink:0}
  .features-grid{grid-template-columns:repeat(3,1fr)}
  .screenshot-frame{flex:0 0 216px;height:432px}
  .legal-hero,.legal-content{padding-left:2.5rem;padding-right:2.5rem}
}
/* DESKTOP ≥768px */
@media(min-width:768px){
  nav{padding:0 clamp(1.5rem,5vw,4rem)}
  .nav-links{display:flex}
  .burger{display:none}
  .features-grid{grid-template-columns:repeat(5,1fr)}
  .screenshot-frame{flex:0 0 240px;height:480px}
  section{padding:clamp(4rem,8vw,7rem) clamp(1.5rem,5vw,4rem)}
  footer{padding:3rem clamp(1.5rem,5vw,4rem)}
  #cookie-banner{padding:1rem clamp(1.5rem,5vw,4rem)}
}
/* REDUCED MOTION */
@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  #wave-canvas{display:none}
}