*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  --royal:#4F21B0;--deep:#1A0A36;--dark:#2D1166;--light:#7C4FD6;--pale:#EDE5FA;
  --bg:#FAFAFA;--white:#FFF;--black:#0A0A0A;
  --g600:#4B5563;--g500:#6B7280;--g400:#9CA3AF;--g200:#E5E7EB;--g100:#F3F4F6;
  --bdr:rgba(0,0,0,.06);--red:#EF4444;--green:#22C55E;
}
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:'Inter',sans-serif;background:var(--bg);color:var(--black);overflow-x:hidden;-webkit-font-smoothing:antialiased}
::-webkit-scrollbar{width:5px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--g400);border-radius:10px}
::selection{background:var(--pale);color:var(--deep)}

/* NAV */
nav{position:fixed;top:0;left:0;right:0;z-index:1000;padding:0 clamp(1.25rem,4vw,4rem);height:68px;display:flex;align-items:center;justify-content:space-between;background:rgba(250,250,250,.8);backdrop-filter:blur(20px) saturate(180%);border-bottom:1px solid transparent;transition:border-color .4s}
nav.scrolled{border-bottom-color:var(--bdr)}
.n-logo{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--black)}
.n-logo svg{width:24px;height:24px}.n-logo span{font-weight:700;font-size:.9rem;letter-spacing:.22em;text-transform:uppercase}
.n-links{display:flex;align-items:center;gap:2.2rem}
.n-links a{color:var(--g600);text-decoration:none;font-size:.82rem;font-weight:500;transition:color .25s}.n-links a:hover{color:var(--black)}
.n-links a.nav-glow{color:var(--royal);font-weight:700;position:relative}
.n-links a.nav-glow::after{content:'';position:absolute;bottom:-2px;left:0;right:0;height:2px;background:var(--royal);border-radius:2px;animation:navGlowPulse 2s ease-in-out infinite}
.n-links a.nav-glow::before{content:'';position:absolute;inset:-4px -10px;border-radius:8px;background:rgba(79,33,176,.06);animation:navGlowBg 2s ease-in-out infinite}
@keyframes navGlowPulse{0%,100%{opacity:.4;transform:scaleX(.6)}50%{opacity:1;transform:scaleX(1)}}
@keyframes navGlowBg{0%,100%{opacity:0}50%{opacity:1}}
.n-right{display:flex;align-items:center;gap:1.2rem}
.n-ghost{color:var(--g600);text-decoration:none;font-size:.82rem;font-weight:500}.n-ghost:hover{color:var(--black)}
.n-cta{background:var(--black);color:var(--white);padding:.5rem 1.3rem;border-radius:8px;text-decoration:none;font-size:.82rem;font-weight:600;transition:all .3s}
.n-cta:hover{background:var(--royal);transform:translateY(-1px);box-shadow:0 4px 16px rgba(79,33,176,.25)}
.hamburger{display:none;background:none;border:none;cursor:pointer;padding:4px}
.hamburger span{display:block;width:20px;height:2px;background:var(--black);margin:4px 0;transition:all .3s}

/* SECTIONS */
section{padding:clamp(4rem,7vw,7rem) clamp(1.25rem,4vw,4rem)}.container{max-width:1400px;margin:0 auto}
.stag{font-size:.7rem;letter-spacing:.16em;text-transform:uppercase;color:var(--royal);font-weight:600;margin-bottom:1rem;display:flex;align-items:center;gap:.6rem}.stag::before{content:'';width:18px;height:1.5px;background:var(--royal)}
.sh{font-size:clamp(1.8rem,3.5vw,3rem);font-weight:800;line-height:1.12;letter-spacing:-.025em;margin-bottom:.6rem}.sh .em{color:var(--royal)}
.sd{font-size:clamp(.9rem,1vw,1rem);color:var(--g500);max-width:500px;line-height:1.7;font-weight:400}

/* BUTTONS */
.btn-dark{background:var(--black);color:var(--white);padding:.8rem 1.8rem;border-radius:10px;text-decoration:none;font-weight:600;font-size:.875rem;display:inline-flex;align-items:center;gap:.5rem;transition:all .35s;border:none;cursor:pointer}
.btn-dark:hover{background:var(--royal);transform:translateY(-2px);box-shadow:0 8px 30px rgba(79,33,176,.2)}
.btn-outline{background:transparent;color:var(--black);padding:.8rem 1.8rem;border-radius:10px;text-decoration:none;font-weight:500;font-size:.875rem;display:inline-flex;align-items:center;gap:.5rem;transition:all .3s;border:1.5px solid var(--g200);cursor:pointer}
.btn-outline:hover{border-color:var(--royal);color:var(--royal)}

/* HERO (Shared) */
.page-hero{padding:8rem clamp(1.25rem,4vw,4rem) 4rem;background:var(--bg);text-align:center;border-bottom:1px solid var(--bdr)}
.page-hero h1{font-size:clamp(2.5rem,5vw,4rem);font-weight:800;letter-spacing:-.03em;margin-bottom:1rem}
.page-hero p{font-size:clamp(1rem,1.2vw,1.1rem);color:var(--g500);max-width:600px;margin:0 auto;line-height:1.6}

/* BACK TO TOP */
.back-to-top{position:fixed;bottom:90px;right:24px;width:40px;height:40px;border-radius:50%;background:var(--black);color:var(--white);border:none;cursor:pointer;display:flex;align-items:center;justify-content:center;opacity:0;pointer-events:none;transition:all .3s;z-index:999;box-shadow:0 4px 12px rgba(0,0,0,.15);font-size:1.2rem}
.back-to-top.show{opacity:1;pointer-events:auto}
.back-to-top:hover{background:var(--royal);transform:translateY(-3px)}

/* WHATSAPP FLOATING BUTTON */
.wa-float{position:fixed;bottom:24px;right:24px;z-index:9998;width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;display:flex;align-items:center;justify-content:center;text-decoration:none;box-shadow:0 6px 20px rgba(37,211,102,.4);transition:all .3s;animation:wa-bob 3s ease-in-out infinite}
.wa-float::before{content:'';position:absolute;inset:-4px;border-radius:50%;border:2px solid #25D366;animation:wa-pulse 2s ease-out infinite;opacity:0;pointer-events:none}
.wa-float:hover{transform:scale(1.08);box-shadow:0 8px 30px rgba(37,211,102,.55);animation-play-state:paused}
.wa-float:hover .wa-tip{opacity:1;transform:translateX(0);pointer-events:auto}
.wa-float svg{width:30px;height:30px}
.wa-tip{position:absolute;right:calc(100% + 12px);top:50%;transform:translateY(-50%) translateX(8px);background:var(--black);color:#fff;padding:.55rem .9rem;border-radius:8px;font-size:.78rem;font-weight:500;white-space:nowrap;opacity:0;transition:all .3s;pointer-events:none;box-shadow:0 4px 12px rgba(0,0,0,.15)}
.wa-tip::after{content:'';position:absolute;left:100%;top:50%;transform:translateY(-50%);border:6px solid transparent;border-left-color:var(--black)}
@keyframes wa-pulse{0%{transform:scale(1);opacity:.6}100%{transform:scale(1.5);opacity:0}}
@keyframes wa-bob{0%,100%{transform:translateY(0)}50%{transform:translateY(-4px)}}

/* REVEALS */
.rv{opacity:0;transform:translateY(20px);transition:all .6s cubic-bezier(.16,1,.3,1)}.rv.vis{opacity:1;transform:none}
.rv-d1{transition-delay:.07s}.rv-d2{transition-delay:.14s}.rv-d3{transition-delay:.21s}.rv-d4{transition-delay:.28s}

/* RESPONSIVE */
@media(max-width:768px){
  .n-links{display:none}.hamburger{display:block}.n-right .n-ghost{display:none}
}
@media(max-width:640px){
  .wa-float{width:54px;height:54px;bottom:18px;right:18px}
  .wa-float svg{width:26px;height:26px}
  .wa-tip{display:none}
  .back-to-top{bottom:80px;right:18px}
}

/* FOOTER */
footer{padding:3.5rem clamp(1.25rem,4vw,4rem) 2rem;border-top:1px solid var(--bdr)}
.ft{display:grid;grid-template-columns:1.8fr 1fr 1fr 1fr;gap:2.5rem;max-width:1400px;margin:0 auto}
.fb p{color:var(--g500);font-size:.8rem;line-height:1.7;margin-top:.7rem;max-width:250px}
.fc h4{font-size:.62rem;letter-spacing:.14em;text-transform:uppercase;color:var(--g400);margin-bottom:.8rem;font-weight:600}
.fc a{display:block;color:var(--g500);text-decoration:none;font-size:.82rem;margin-bottom:.45rem;transition:color .25s}.fc a:hover{color:var(--black)}
.fbot{max-width:1400px;margin:2.5rem auto 0;padding-top:1.5rem;border-top:1px solid var(--bdr);display:flex;justify-content:space-between;flex-wrap:wrap;gap:1rem}
.fbot span{color:var(--g400);font-size:.72rem}

@media(max-width:1024px){
  .ft{grid-template-columns:1fr 1fr}
}