/* base */
:root{
  --bg-1: #061227;
  --bg-2: #07132a;
  --accent: #2e8fff;
  --glass-border: rgba(255,255,255,0.12);
  --muted: rgba(255,255,255,0.75);
}

*{box-sizing:border-box}
html,body{min-height:100vh}
body{
  margin:0;
  font-family:Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: linear-gradient(180deg, #0f1f3f 0%, #07112a 100%);
  background-repeat: no-repeat;
  background-attachment: fixed;
  color:#fff;
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
  scroll-behavior:smooth;
}

/* NAVBAR (glassmorphism) */
.navbar{
  position:fixed;
  top:18px;
  left:50%;
  transform:translateX(-50%);
  width:92%;
  max-width:1200px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
  padding:12px 18px;
  border-radius:15px;
  background: rgba(255,255,255,0.04);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 3px solid var(--glass-border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  z-index:1200;
}

/* profile */
.profile{display:flex;align-items:center;gap:12px;text-decoration:none;color:inherit}
.profile-pic{width:44px;height:44px;border-radius:8px;object-fit:cover}
.profile-text h2{font-size:18px;margin:0}
.profile-text p{margin:0;font-size:12px;opacity:0.8}

/* nav-right */
.nav-right{display:flex;align-items:center;gap:18px}
nav{display:flex;gap:18px;align-items:center}
nav a{color:var(--accent);text-decoration:none;font-weight:600;position:relative;padding:6px 4px;border-radius:6px}
nav a::after{content:"";position:absolute;height:2px;background:var(--accent);left:0;bottom:-6px;width:0;transition:width .25s}
nav a:hover{color:#fff}
nav a:hover::after{width:100%}

/* socials */
.socials{display:flex;gap:10px;align-items:center}
.socials a{display:inline-flex;align-items:center;justify-content:center;width:40px;height:36px;border-radius:8px;border:1px solid rgba(255,255,255,0.08);text-decoration:none;color:inherit;transition:all .18s}
.socials a:hover{box-shadow:0 0 20px rgba(255,255,255,0.3);transform:translateY(-2px)}
.socials .insta:hover{box-shadow:0 0 20px rgba(225,48,108,0.5)}
.donate:hover{background: rgba(123,44,255,0.12); box-shadow: 0 0 25px rgba(123,44,255,0.5)}

/* HERO */
.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:40px;
  max-width:1200px;
  margin:0 auto;
  padding:120px 22px 60px;
}
.hero-left{max-width:640px}
.hero-left h1{font-size:48px;line-height:1;margin:0 0 12px}
.subtitle{color:var(--muted);margin:0 0 20px}
.buttons{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.btn{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:10px;text-decoration:none;color:inherit;font-weight:600;border:1px solid rgba(255,255,255,0.06);transition:box-shadow .18s, transform .12s;
}
.btn:hover{box-shadow:0 0 30px rgba(46,143,255,0.5);transform:translateY(-2px)}
.btn .fa-solid{font-size:14px}
.btn.pc{background:transparent}
.btn.android{background:transparent}
.btn.github{background:transparent}

.features-mini{display:flex;gap:18px;color:var(--muted);margin-top:8px;flex-wrap:wrap}

/* big icon */
.hero-right{display:flex;align-items:center;justify-content:center}
.big-icon{width:320px;max-width:40vw;border-radius:18px;border:2px solid rgba(255,255,255,0.06)}

/* SECTION base */
.page{min-height:100vh;padding:100px 22px 80px;display:flex;align-items:flex-start;justify-content:center}
.section-inner{max-width:1200px;width:100%}

/* FEATURES GRID */
.features-section .section-title{margin:0 0 26px;font-size:28px}
.features-grid{display:flex;gap:28px;justify-content:space-between}
.feature-card{
  background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
  border:1px solid rgba(255,255,255,0.04);
  padding:28px;border-radius:18px;flex:1;min-width:220px;box-shadow:0 10px 30px rgba(2,6,23,0.5);
  display:flex;flex-direction:column;gap:12px;align-items:flex-start;
}
.feature-icon{font-size:28px;background:rgba(255,255,255,0.03);padding:10px;border-radius:10px}

/* HOW (40:60) */
.how-inner{display:flex;gap:22px;align-items:flex-start}
.how-left{flex:0 0 40%;display:flex;flex-direction:column;gap:18px}
.how-right{flex:1;min-width:300px}
.video-wrap{background:rgba(255,255,255,0.02);padding:8px;border-radius:10px;overflow:hidden}
.video-wrap iframe{width:100%;height:200px;border:0;border-radius:8px}
.how-right .how-points{padding-left:18px}
.how-right .how-points li{margin:12px 0;line-height:1.5}

/* SCREENSHOTS (static 3 images) */
.screenshots-static{display:flex;gap:20px;align-items:flex-start;max-width:100%}
.ss-desktop{flex:1;max-width:60%;border-radius:14px;filter:drop-shadow(0 10px 30px rgba(0,0,0,0.45))}
.ss-mobiles{display:flex;flex-direction:column;gap:10px;flex:0 0 35%}
.ss-mobile{width:100%;border-radius:10px;filter:drop-shadow(0 10px 30px rgba(0,0,0,0.45))}

/* DOWNLOAD split */
.download-inner{display:flex;gap:28px;margin-top:26px}
.col{flex:1;padding:20px;border-radius:14px;background: linear-gradient(180deg, rgba(255,255,255,0.01), rgba(255,255,255,0.01));border:1px solid rgba(255,255,255,0.03)}
.version-list{display:flex;flex-direction:column;gap:12px;margin-top:12px}
.version-row{display:flex;justify-content:space-between;align-items:center;padding:12px;border-radius:10px;background:hsla(223, 75%, 22%, 0.877)}
.small-btn{background:transparent;border:1px solid rgba(93, 122, 201, 0.448);padding:8px 12px;border-radius:8px;text-decoration:none;color:inherit;font-weight:600;transition:box-shadow .18s}
.small-btn:hover{box-shadow:0 8px 24px rgba(110, 157, 211, 0.534)}

/* ABOUT layout */
.about-inner{display:flex;gap:28px;align-items:flex-start}
.about-left{flex:1}
.about-right{flex:0 0 320px}
.card{background:rgba(255,255,255,0.02);padding:16px;border-radius:12px;border:1px solid rgba(255,255,255,0.03);margin-bottom:14px}
.side-btn{display:inline-flex;align-items:center;gap:8px;padding:10px 12px;border-radius:10px;background:transparent;border:1px solid rgba(255,255,255,0.06);text-decoration:none;color:inherit}

/* FOOTER */
.site-footer{padding:60px 22px;border-top:1px solid rgba(255,255,255,0.03);margin-top:18px;background:#000}
.footer-inner{max-width:1200px;margin:0 auto;display:flex;gap:40px;align-items:flex-start;justify-content:space-between;flex-wrap:wrap}
.footer-left{display:flex;flex-direction:column;gap:10px}
.footer-pic{width:56px;height:56px;border-radius:10px;object-fit:cover}
.footer-profile { text-decoration:none; color:inherit; display:flex; align-items:center; gap:8px; }
.footer-profile:hover { text-decoration:none; }
.footer-middle{flex:1}
.footer-links a{margin-right:10px;color:inherit;text-decoration:none;font-size:18px}
.small-bio{margin:6px 0;color:var(--muted)}
.footer-right{display:flex;flex-direction:column;gap:10px;text-align:right}

/* UTILS */
.muted{color:var(--muted);font-size:13px}
.section-title{font-size:26px;margin-bottom:14px}
.small-title{font-size:15px;margin-bottom:6px}

/* TOOLTIP */
.tooltip{position:absolute;background:#000;color:#fff;padding:5px 10px;border-radius:5px;font-size:12px;opacity:0;pointer-events:none;transition:opacity 0.3s;z-index:1000}

/* RESPONSIVE */
@media (max-width:980px){
  .hero{padding:100px 18px 40px;flex-direction:column;align-items:flex-start}
  .hero-right{width:100%;display:flex;justify-content:center;margin-top:12px}
  .features-grid{flex-direction:column}
  .how-inner{flex-direction:column}
  .how-left{flex:1}
  .carousel{width:100%}
  .download-inner{flex-direction:column}
  .about-inner{flex-direction:column}
  nav{display:none} /* hide nav to keep header compact on small screens; user can add mobile menu later */
  .navbar{padding:10px 12px}
}

/* small phones */
@media (max-width:480px){
  .profile-text h2{font-size:15px}
  .hero-left h1{font-size:28px}
  .big-icon{width:60vw}
  .carousel{height:300px}
  .feature-icon{font-size:22px}
}