/* Basic reset */
*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{font-family:Inter,system-ui,Segoe UI,Roboto,'Helvetica Neue',Arial;color:#eaf3ff;overflow-x:hidden;background:#000814}

.top{position:relative;z-index:5;padding:18px 24px;display:flex;justify-content:flex-start;align-items:center}
.logo-wrap{display:flex;align-items:center;gap:12px}
.logo{height:48px;width:auto}
.site-name{color:#dff1ff;font-weight:700}

.hero{position:relative;min-height:100vh;height:100vh;display:flex;align-items:center;justify-content:center;z-index:2;padding:32px;background-image: url('astronaut.jpg');background-size:cover;background-position:center center;background-attachment:fixed;overflow:hidden}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(180deg,rgba(0,0,0,0.12),rgba(0,0,0,0.18));mix-blend-mode:normal;z-index:1}
.hero-content{max-width:720px;color:#e6f7ff;position:relative;z-index:3;text-align:center;padding:28px}
.hero h1{font-size:clamp(28px,5vw,56px);margin-bottom:10px;text-shadow:0 6px 30px rgba(0,0,0,0.6)}
.hero p{opacity:0.95;margin-bottom:18px}

.buttons{display:flex;gap:14px;flex-wrap:wrap;justify-content:center}
.btn{display:inline-block;padding:14px 20px;border-radius:14px;text-decoration:none;color:#071028;font-weight:700;background:#cfe9ff;box-shadow:0 12px 30px rgba(7,16,40,0.35);transition:transform .18s ease, box-shadow .18s ease;border:none}
.btn:hover{transform:translateY(-6px) scale(1.02);box-shadow:0 18px 36px rgba(0,0,0,0.45)}
.btn{display:inline-block;padding:10px 16px;border-radius:10px;text-decoration:none;color:#071028;font-weight:600;background:#cfe9ff;box-shadow:0 6px 18px rgba(7,16,40,0.25);transition:transform .18s ease}
.btn:hover{transform:translateY(-3px)}
.btn.playstore{background:linear-gradient(90deg,#bfe6ff,#8eccff)}
.btn.appstore{background:linear-gradient(90deg,#ffffff,#dfeeff)}
.btn.messenger{background:linear-gradient(90deg,#b8fff0,#9fe8ff)}

/* Floating subtle parallax for background */
@keyframes bgSlowPan{from{transform:scale(1) translate(0,0)}50%{transform:scale(1.02) translate(-10px,-8px)}to{transform:scale(1) translate(0,0)}}
.hero{animation:bgSlowPan 28s ease-in-out infinite}

.logo.enhanced{width:520px;height:auto;max-width:88vw;border-radius:12px;position:relative;filter:drop-shadow(0 10px 30px rgba(255,30,120,0.12));transition:transform .35s ease, filter .35s ease}
.logo.enhanced:hover{transform:translateY(-6px) rotate(-3deg) scale(1.02);filter:drop-shadow(0 18px 45px rgba(255,30,120,0.22))}

/* Hero logo wrapper with multi-color luminous border (amarillo, azul, rojo) */
.logo-hero{display:inline-block;position:relative;padding:12px;border-radius:999px;display:flex;align-items:center;justify-content:center}
/* Halo element - placed behind the text/buttons so they stay visible above it */
.halo{position:absolute;left:50%;top:28%;transform:translate(-50%,-28%);width:760px;height:760px;border-radius:50%;z-index:1;pointer-events:none;background:conic-gradient(from 0deg at 50% 50%, rgba(255,213,74,0.95) 0deg 40deg, rgba(79,195,255,0.75) 40deg 160deg, rgba(255,107,107,0.65) 160deg 360deg);filter:blur(48px) saturate(140%);opacity:0.95;animation:spin 8s linear infinite}
.halo::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:420px;height:420px;border-radius:50%;z-index:2;pointer-events:none;background:radial-gradient(circle at 50% 40%, rgba(255,255,255,0.12), transparent 40%);filter:blur(8px)}
.logo-hero img{display:block;width:520px;height:auto;border-radius:999px;position:relative;z-index:4;backface-visibility: hidden;transform-origin:center center;animation:logoTilt 10s linear infinite}

@keyframes spin{from{transform:translate(-50%,-50%) rotate(0deg)}to{transform:translate(-50%,-50%) rotate(360deg)}}
@keyframes logoTilt{0%{transform:rotate(0deg)}50%{transform:rotate(6deg)}100%{transform:rotate(0deg)}}

/* Ensure text/buttons are above the halo but below the logo
   stacking order: halo (z=1) -> text/buttons (z=2) -> logo image (z=3) */
.hero-content{position:relative}
.hero-content h1, .hero-content p, .hero-content .buttons{position:relative;z-index:4}
.logo-hero{position:relative;z-index:4}

@media (max-width:600px){
  .logo-hero img{width:160px}
}

/* Responsive adjustments for tablets and phones */
@media (max-width:900px){
  .logo-hero img{width:420px}
  .halo{width:620px;height:620px;top:28%}
  .hero-content{padding:20px}
}

@media (max-width:600px){
  .hero{padding:16px}
  .logo-hero img{width:320px}
  .halo{width:420px;height:420px;top:24%}
  .hero-content{max-width:92%}
  .hero h1{font-size:clamp(20px,6vw,30px)}
  .hero p{font-size:14px}
  .buttons{flex-direction:column;gap:12px}
  .btn{width:100%;padding:12px 16px}
  .modal-content{width:92%;min-width:auto}
}

@media (max-width:420px){
  .logo-hero img{width:220px}
  .hero h1{font-size:20px}
  .hero p{font-size:13px}
  .halo{width:260px;height:260px;top:22%}
}


@keyframes float{0%{transform:translateY(0) rotate(-2deg)}50%{transform:translateY(-18px) rotate(2deg)}100%{transform:translateY(0) rotate(-2deg)}}

/* Centered logo in hero */
.center-logo{display:block;margin:0 auto 16px auto;height:72px}

/* Modal styles */
.modal{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(2,4,10,0.6);z-index:50;opacity:0;pointer-events:none;transition:opacity .18s ease}
.modal[aria-hidden="false"]{opacity:1;pointer-events:auto}
.modal-content{background:linear-gradient(180deg,#031226,#071428);border-radius:14px;padding:20px;min-width:320px;max-width:420px;box-shadow:0 30px 80px rgba(2,6,20,0.7);position:relative}
.modal-close{position:absolute;right:10px;top:8px;background:transparent;border:none;color:#cfefff;font-size:18px;cursor:pointer}
.modal-body p{color:#dff6ff;margin-bottom:12px}
.modal-buttons{display:flex;gap:12px;justify-content:center}
.modal-buttons .btn{padding:10px 14px;border-radius:10px;font-weight:700}
.main-btn{background:linear-gradient(90deg,#ffd9e9,#ffc5f0);color:#071028}
.playstore{background:linear-gradient(90deg,#bfe6ff,#8eccff);color:#071028}
.appstore{background:linear-gradient(90deg,#ffffff,#dfeeff);color:#071028}

/* Color-shift on hover for each button type (smooth transition) */
.main-btn:hover{background:linear-gradient(90deg,#ffd9e9,#ff9ad1);color:#041424}
.playstore:hover{background:linear-gradient(90deg,#9edcff,#60bfff);color:#041424}
.appstore:hover{background:linear-gradient(90deg,#ffffff,#bfe6ff);color:#041424}

/* Interactive hover effects for all .btn (excluding .top-right-btn which has its own styles) */
.btn{position:relative;overflow:visible;transition:transform .2s cubic-bezier(.2,.9,.2,1),box-shadow .2s,filter .18s,background .28s ease,color .18s}
.btn::after{content:"";position:absolute;left:50%;top:50%;transform:translate(-50%,-50%) scale(.9);width:120%;height:120%;border-radius:12px;z-index:-1;opacity:0;transition:opacity .22s,transform .22s;pointer-events:none}
.btn:hover{transform:translateY(-6px) scale(1.03);filter:brightness(1.04)}
.btn:active{transform:translateY(-2px) scale(0.995)}
.btn:focus{outline:none;box-shadow:0 0 0 4px rgba(255,255,255,0.06)}

/* Type-specific hover halos */
.main-btn::after{background:radial-gradient(circle at 30% 30%, rgba(255,210,230,0.18), transparent 45%)}
.playstore::after{background:radial-gradient(circle at 30% 30%, rgba(140,210,255,0.18), transparent 45%)}
.appstore::after{background:radial-gradient(circle at 30% 30%, rgba(255,255,255,0.12), transparent 45%)}

/* Make the hover glow appear */
.btn:hover::after{opacity:1;transform:translate(-50%,-50%) scale(1)}

/* Ensure top-right button keeps its own hover and is unaffected */
.top-right-btn.btn{/* noop - avoid accidental styling if both classes present */}

/* Disabled state for buttons during download */
.btn.disabled{opacity:0.55;pointer-events:none;filter:grayscale(.05)}

.about{padding:40px 24px;color:#d9f0ff;z-index:2}
.about h2{margin-bottom:8px}
.about p{max-width:720px;line-height:1.5}

footer{padding:18px 24px;color:#9fcffb;z-index:2}

/* Small responsive tweaks */
@media (max-width:800px){
  .astronaut{width:200px;height:200px;right:2vw;top:18vh}
  .hero{padding-top:8vh}
}

/* Upload control styles */

/* Top-right back button */
.top-right-btn{position:fixed;top:16px;right:16px;z-index:45;display:flex;align-items:center;gap:10px;padding:8px 12px;border-radius:999px;background:linear-gradient(90deg,rgba(255,255,255,0.06),rgba(255,255,255,0.03));color:#fff;text-decoration:none;font-weight:700;backdrop-filter:blur(6px);box-shadow:0 8px 24px rgba(0,0,0,0.45);border:1px solid rgba(255,255,255,0.04)}
.top-right-btn img{width:28px;height:28px;border-radius:6px;object-fit:cover}
.top-right-btn span{font-size:14px;color:#e6f7ff}
.top-right-btn:hover{transform:translateY(-3px);box-shadow:0 12px 32px rgba(0,0,0,0.55)}

@media (max-width:600px){
  .top-right-btn{right:10px;top:10px;padding:6px 10px;gap:8px}
  .top-right-btn img{width:24px;height:24px}
  .top-right-btn span{font-size:13px}
}
/* upload controls removed */

/* Force override: ensure the hero logo image scales larger than other .logo rules
   This has higher specificity and uses !important to avoid accidental overrides. */
.hero .logo.enhanced,
.logo-hero img.logo.enhanced{
  width:280px !important;
  height:auto !important;
  max-width:92vw !important;
}