/* ============ BMusic Landing — cinematic dark + red ============ */
:root{
  --bg:#0a0a0a;
  --bg-2:#0f0d0e;
  --red:#e60012;
  --red-bright:#ff2036;
  --red-glow:rgba(230,0,18,.55);
  --white:#f5f5f7;
  --muted:#9a9298;
  --card:rgba(255,255,255,.04);
  --card-border:rgba(255,255,255,.08);
  --maxw:1200px;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--white);
  font-family:'Inter',system-ui,sans-serif;
  overflow-x:hidden;
  line-height:1.6;
}
h1,h2,h3,.nav-logo span{font-family:'Sora',sans-serif;letter-spacing:-.02em}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
.grad-text{
  background:linear-gradient(100deg,var(--red-bright),#ff6b78 55%,var(--red));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ---------- Cursor glow ---------- */
.cursor-glow{
  position:fixed;top:0;left:0;width:400px;height:400px;border-radius:50%;
  background:radial-gradient(circle,var(--red-glow),transparent 65%);
  transform:translate(-50%,-50%);pointer-events:none;z-index:1;
  opacity:.35;filter:blur(30px);transition:opacity .4s;mix-blend-mode:screen;
}
@media(max-width:768px){.cursor-glow{display:none}}

/* ---------- Scroll progress ---------- */
.scroll-progress{
  position:fixed;top:0;left:0;height:3px;width:0;z-index:100;
  background:linear-gradient(90deg,var(--red),var(--red-bright));
  box-shadow:0 0 12px var(--red-glow);
}

/* ---------- Nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:90;
  transition:all .4s;padding:18px 0;
}
.nav.scrolled{
  background:rgba(10,10,10,.72);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--card-border);padding:12px 0;
}
.nav-inner{max-width:var(--maxw);margin:0 auto;padding:0 24px;display:flex;align-items:center;justify-content:space-between}
.nav-logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px}
.nav-logo img{width:34px;height:34px;object-fit:contain}
.nav-links{display:flex;gap:34px}
.nav-links a{color:var(--muted);font-size:15px;font-weight:500;transition:color .25s;position:relative}
.nav-links a:hover{color:var(--white)}
.nav-links a::after{content:'';position:absolute;left:0;bottom:-6px;width:0;height:2px;background:var(--red);transition:width .3s}
.nav-links a:hover::after{width:100%}
@media(max-width:860px){.nav-links{display:none}}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;justify-content:center;
  font-weight:600;font-family:'Sora',sans-serif;border-radius:100px;
  cursor:pointer;border:none;transition:all .3s;white-space:nowrap;
}
.btn-sm{padding:10px 22px;font-size:14px}
.btn-lg{padding:16px 32px;font-size:16px}
.btn-xl{padding:20px 44px;font-size:19px}
.btn-primary{
  background:linear-gradient(135deg,var(--red-bright),var(--red));color:#fff;
  box-shadow:0 8px 30px -6px var(--red-glow),inset 0 1px 0 rgba(255,255,255,.25);
}
.btn-primary:hover{transform:translateY(-3px);box-shadow:0 16px 44px -8px var(--red-glow),inset 0 1px 0 rgba(255,255,255,.25)}
.btn-ghost{background:var(--card);color:var(--white);border:1px solid var(--card-border);backdrop-filter:blur(10px)}
.btn-ghost:hover{background:rgba(255,255,255,.08);transform:translateY(-3px)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;text-align:center;overflow:hidden}
.hero-bg{
  position:absolute;inset:-10%;z-index:0;
  background:url('/assets/hero_desktop.png') center/cover no-repeat;
  will-change:transform;
}
.hero-bg::after{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 55%,transparent 30%,rgba(10,10,10,.55) 70%,var(--bg) 100%)}
.hero-vignette{position:absolute;inset:0;z-index:1;background:linear-gradient(180deg,rgba(10,10,10,.55),transparent 25%,transparent 60%,var(--bg))}
.hero-grain{position:absolute;inset:0;z-index:2;opacity:.05;pointer-events:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");}
.hero-content{position:relative;z-index:3;max-width:900px;padding:0 24px}
.hero-badge{
  display:inline-block;padding:8px 18px;border-radius:100px;font-size:14px;font-weight:600;
  background:var(--card);border:1px solid var(--card-border);backdrop-filter:blur(10px);
  margin-bottom:28px;color:#ffd9dd;
}
.hero-title{font-size:clamp(2.6rem,7vw,5.2rem);font-weight:800;line-height:1.05;margin-bottom:24px}
.hero-sub{font-size:clamp(1.05rem,2vw,1.3rem);color:var(--muted);max-width:640px;margin:0 auto 40px}
.hero-sub strong{color:var(--white)}
.hero-cta{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;margin-bottom:34px}
.hero-meta{font-size:14px;color:var(--muted);display:flex;align-items:center;gap:12px;justify-content:center;flex-wrap:wrap}
.hero-meta strong{color:var(--white)}
.hero-meta .sep{opacity:.4}
.hero-meta .dot{width:8px;height:8px;border-radius:50%;background:#3ddc84;box-shadow:0 0 10px #3ddc84}
.scroll-hint{position:absolute;bottom:34px;left:50%;transform:translateX(-50%);z-index:3;width:26px;height:44px;border:2px solid rgba(255,255,255,.3);border-radius:100px;display:flex;justify-content:center;padding-top:8px}
.scroll-hint span{width:4px;height:9px;border-radius:4px;background:var(--red-bright);animation:scrollDot 1.6s infinite}
@keyframes scrollDot{0%{transform:translateY(0);opacity:1}80%{transform:translateY(16px);opacity:0}100%{opacity:0}}

/* ---------- Marquee ---------- */
.marquee{overflow:hidden;padding:26px 0;border-top:1px solid var(--card-border);border-bottom:1px solid var(--card-border);background:var(--bg-2)}
.marquee-track{display:flex;gap:34px;white-space:nowrap;animation:marquee 26s linear infinite;width:max-content}
.marquee-track span{font-family:'Sora';font-weight:700;font-size:22px;color:rgba(255,255,255,.55)}
.marquee-track i{color:var(--red);font-style:normal;font-size:20px}
@keyframes marquee{to{transform:translateX(-50%)}}

/* ---------- Sections ---------- */
.section{max-width:var(--maxw);margin:0 auto;padding:120px 24px}
.section-head{text-align:center;max-width:640px;margin:0 auto 64px}
.eyebrow{color:var(--red-bright);font-weight:600;font-size:14px;letter-spacing:.14em;text-transform:uppercase}
.section-head h2{font-size:clamp(2rem,4.5vw,3.2rem);font-weight:800;margin:16px 0 18px;line-height:1.1}
.section-head p{color:var(--muted);font-size:1.1rem}

/* ---------- Features ---------- */
.features-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media(max-width:860px){.features-grid{grid-template-columns:1fr}}
.feature-card{
  background:var(--card);border:1px solid var(--card-border);border-radius:20px;padding:34px 28px;
  transition:all .4s;position:relative;overflow:hidden;
}
.feature-card::before{content:'';position:absolute;inset:0;background:radial-gradient(circle at 50% 0,var(--red-glow),transparent 60%);opacity:0;transition:opacity .4s}
.feature-card:hover{transform:translateY(-8px);border-color:rgba(230,0,18,.4)}
.feature-card:hover::before{opacity:.18}
.fc-icon{font-size:34px;margin-bottom:18px}
.feature-card h3{font-size:1.3rem;margin-bottom:10px}
.feature-card p{color:var(--muted);font-size:.98rem}

/* ---------- Showcase ---------- */
.showcase{position:relative}
.showcase-glow{position:absolute;top:20%;left:-10%;width:600px;height:600px;background:radial-gradient(circle,var(--red-glow),transparent 65%);filter:blur(60px);opacity:.35;pointer-events:none}
.showcase-inner{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;position:relative}
@media(max-width:860px){.showcase-inner{grid-template-columns:1fr;gap:50px}}
.showcase-text h2{font-size:clamp(2rem,4.5vw,3rem);font-weight:800;margin:16px 0 20px;line-height:1.1}
.showcase-text>p{color:var(--muted);font-size:1.1rem;margin-bottom:26px}
.check-list{list-style:none;margin-bottom:34px}
.check-list li{padding:10px 0 10px 34px;position:relative;color:#cfc9cd}
.check-list li::before{content:'';position:absolute;left:0;top:14px;width:20px;height:20px;border-radius:50%;background:var(--red);box-shadow:0 0 12px var(--red-glow)}
.check-list li::after{content:'✓';position:absolute;left:5px;top:9px;color:#fff;font-size:12px;font-weight:700}

/* Phone mockup */
.showcase-phone{display:flex;justify-content:center}
.phone{
  width:290px;height:600px;border-radius:44px;background:linear-gradient(160deg,#1a1618,#0c0a0b);
  padding:12px;position:relative;box-shadow:0 40px 80px -20px rgba(0,0,0,.8),0 0 0 2px rgba(255,255,255,.06),inset 0 0 0 6px #000;
  animation:floatPhone 5s ease-in-out infinite;
}
@keyframes floatPhone{0%,100%{transform:translateY(0) rotate(-1deg)}50%{transform:translateY(-16px) rotate(1deg)}}
.phone-notch{position:absolute;top:16px;left:50%;transform:translateX(-50%);width:110px;height:22px;background:#000;border-radius:0 0 16px 16px;z-index:5}
.phone-screen{width:100%;height:100%;border-radius:34px;background:radial-gradient(circle at 50% 0,#241014,#0a0a0a 60%);overflow:hidden;padding:26px 18px 18px;display:flex;flex-direction:column}
.app-status{display:flex;justify-content:space-between;font-size:11px;color:var(--muted);margin-bottom:18px}
.app-header{display:flex;align-items:center;gap:8px;font-family:'Sora';font-weight:700;margin-bottom:22px}
.app-header img{width:26px;height:26px}
.app-nowplaying{display:flex;flex-direction:column;align-items:center;margin-bottom:16px}
.np-art{width:150px;height:150px;border-radius:20px;background:linear-gradient(135deg,var(--red),#7a0009);box-shadow:0 20px 50px -12px var(--red-glow);margin-bottom:16px;position:relative;overflow:hidden}
.np-art::after{content:'♪';position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:56px;color:rgba(255,255,255,.9)}
.np-info{text-align:center;width:100%}
.np-title{height:12px;width:60%;margin:0 auto 8px;background:rgba(255,255,255,.85);border-radius:6px}
.np-artist{height:9px;width:40%;margin:0 auto;background:rgba(255,255,255,.35);border-radius:6px}
.app-wave{display:flex;align-items:flex-end;justify-content:center;gap:4px;height:40px;margin:18px 0}
.app-wave i{width:5px;background:linear-gradient(var(--red-bright),var(--red));border-radius:4px;animation:wave 1s ease-in-out infinite}
.app-wave i:nth-child(odd){animation-duration:.8s}
.app-wave i:nth-child(3n){animation-duration:1.3s}
@keyframes wave{0%,100%{height:8px}50%{height:34px}}
.app-controls{display:flex;align-items:center;justify-content:center;gap:26px;margin-bottom:22px}
.ac-btn{color:#fff;font-size:18px;opacity:.8}
.ac-play{width:52px;height:52px;border-radius:50%;background:linear-gradient(135deg,var(--red-bright),var(--red));display:flex;align-items:center;justify-content:center;font-size:20px;box-shadow:0 8px 24px -4px var(--red-glow);opacity:1}
.app-list{display:flex;flex-direction:column;gap:12px;margin-top:auto}
.al-row{display:flex;align-items:center;gap:10px}
.al-thumb{width:38px;height:38px;border-radius:10px;background:rgba(255,255,255,.08);flex-shrink:0}
.al-lines{flex:1;display:flex;flex-direction:column;gap:6px}
.al-lines span{height:8px;border-radius:4px;background:rgba(255,255,255,.15)}
.al-lines span:first-child{width:75%;background:rgba(255,255,255,.28)}
.al-lines span:last-child{width:45%}

/* ---------- Stats ---------- */
.stats{max-width:var(--maxw);margin:0 auto;padding:0 24px 60px;display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
@media(max-width:680px){.stats{grid-template-columns:repeat(2,1fr)}}
.stat{text-align:center;padding:34px 18px;background:var(--card);border:1px solid var(--card-border);border-radius:20px}
.stat-num{font-family:'Sora';font-weight:800;font-size:clamp(2rem,5vw,3rem);background:linear-gradient(180deg,#fff,var(--red-bright));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat-label{color:var(--muted);font-size:.95rem;margin-top:6px}

/* ---------- Steps ---------- */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
@media(max-width:860px){.steps{grid-template-columns:1fr}}
.step{background:var(--card);border:1px solid var(--card-border);border-radius:20px;padding:38px 30px;position:relative}
.step-num{width:54px;height:54px;border-radius:16px;background:linear-gradient(135deg,var(--red-bright),var(--red));display:flex;align-items:center;justify-content:center;font-family:'Sora';font-weight:800;font-size:24px;margin-bottom:22px;box-shadow:0 10px 30px -6px var(--red-glow)}
.step h3{font-size:1.25rem;margin-bottom:10px}
.step p{color:var(--muted)}
.step code{background:rgba(230,0,18,.15);color:#ff8f98;padding:2px 8px;border-radius:6px;font-size:.9em}

/* ---------- Download ---------- */
.download{position:relative;padding:120px 24px;text-align:center;overflow:hidden}
.download-glow{position:absolute;inset:0;background:radial-gradient(circle at 50% 50%,rgba(230,0,18,.22),transparent 60%);pointer-events:none}
.download-inner{position:relative;max-width:640px;margin:0 auto}
.download-logo{width:96px;height:96px;margin:0 auto 26px;filter:drop-shadow(0 10px 30px var(--red-glow))}
.download h2{font-size:clamp(2.2rem,5vw,3.4rem);font-weight:800;margin-bottom:18px;line-height:1.1}
.download>.download-inner>p{color:var(--muted);font-size:1.15rem;margin-bottom:36px}
.download-meta{margin-top:22px;color:var(--muted);font-size:14px}
.download-meta strong{color:#fff}
.download-ios{margin-top:34px;display:inline-block;padding:14px 24px;border-radius:16px;background:var(--card);border:1px solid var(--card-border);color:var(--muted);font-size:.95rem}
.download-ios strong{color:#fff}

/* ---------- FAQ ---------- */
.faq-list{max-width:760px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
.faq-item{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:0 26px;overflow:hidden}
.faq-item summary{list-style:none;cursor:pointer;padding:22px 0;font-family:'Sora';font-weight:600;font-size:1.1rem;display:flex;justify-content:space-between;align-items:center}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';font-size:26px;color:var(--red-bright);transition:transform .3s;font-weight:300}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-item p{color:var(--muted);padding:0 0 24px;animation:fadeIn .4s}
@keyframes fadeIn{from{opacity:0;transform:translateY(-6px)}to{opacity:1}}

/* ---------- Footer ---------- */
.footer{border-top:1px solid var(--card-border);background:var(--bg-2);padding:60px 24px 30px}
.footer-inner{max-width:var(--maxw);margin:0 auto;display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:30px;padding-bottom:40px;border-bottom:1px solid var(--card-border)}
.footer-brand{display:flex;align-items:center;gap:14px}
.footer-brand img{width:48px;height:48px}
.footer-brand strong{display:block;font-family:'Sora';font-size:18px}
.footer-brand span{color:var(--muted);font-size:14px}
.footer-links{display:flex;gap:28px;flex-wrap:wrap}
.footer-links a{color:var(--muted);transition:color .25s}
.footer-links a:hover{color:var(--white)}
.footer-bottom{max-width:var(--maxw);margin:0 auto;padding-top:26px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;color:var(--muted);font-size:13px}

/* ---------- Reveal animation ---------- */
.reveal{opacity:0;transform:translateY(36px);transition:opacity .8s cubic-bezier(.16,1,.3,1),transform .8s cubic-bezier(.16,1,.3,1)}
.reveal.in{opacity:1;transform:none}



/* ---------- Security Section (nuevos estilos) ---------- */
.security-section{background:linear-gradient(180deg,transparent,rgba(230,0,18,.03) 50%,transparent);border-top:1px solid rgba(230,0,18,.1);border-bottom:1px solid rgba(230,0,18,.1);padding:4rem 1.5rem}
.security-badge{text-align:center;margin-bottom:3rem}
.security-icon{font-size:4rem;margin-bottom:1rem;display:inline-block;filter:drop-shadow(0 0 20px rgba(230,0,18,.3))}
.security-badge h2{font-size:2rem;line-height:1.3;max-width:800px;margin:0 auto}
.security-explanation{display:grid;gap:1.5rem;max-width:1000px;margin:0 auto;grid-template-columns:repeat(auto-fit,minmax(280px,1fr))}
.security-card{background:var(--card);border:1px solid var(--card-border);border-radius:20px;padding:2rem;transition:all .4s}
.security-card:hover{border-color:rgba(230,0,18,.25);transform:translateY(-4px);box-shadow:0 12px 32px rgba(0,0,0,.5)}
.sec-icon{font-size:2.5rem;margin-bottom:1rem;display:inline-block}
.security-card h3{font-size:1.3rem;margin-bottom:1rem;color:var(--white)}
.security-card p{color:var(--muted);margin-bottom:.75rem;line-height:1.7}
.security-card p:last-child{margin-bottom:0}
.security-card strong{color:var(--white)}
.security-card em{color:var(--red-bright);font-style:normal}

/* ---------- Step warnings & notes ---------- */
.step-note{background:rgba(230,0,18,.08);border-left:3px solid var(--red);padding:.75rem 1rem;border-radius:8px;margin-top:1rem;color:rgba(255,255,255,.85);font-size:.95rem}
.step-warning{background:rgba(255,193,7,.08);border-left:3px solid #ffc107;padding:1rem 1.25rem;border-radius:10px;margin-top:1rem;color:rgba(255,255,255,.9);line-height:1.6}
.step-warning strong{color:#ffc107;display:block;margin-bottom:.5rem;font-size:1.05rem}
.step p{margin-bottom:0}
.install-video{margin-top:4rem;text-align:center;padding:2rem;background:rgba(212,47,47,.05);border-radius:24px;border:1px solid rgba(212,47,47,.15)}
.install-video h3{margin-bottom:1rem;color:#fff}
.install-video p{color:rgba(255,255,255,.7);margin-bottom:0}

/* Responsive: security cards en móvil */
@media(max-width:768px){
  .security-explanation{grid-template-columns:1fr}
  .security-badge h2{font-size:1.5rem}
  .security-icon{font-size:3rem}
  .steps{grid-template-columns:1fr}
}