/* ============================================
   NEBULA v3 — CSS (Mobile-first)
   ============================================ */
:root{
  --obsidian:#0A0E1A;--petroleum:#062F36;--petroleum-light:#0E4751;
  --graphite:#2D3142;--steel:#6B7280;--platinum:#B8B8B0;--bone:#F5F2EB;--gold:#C9B68A;
}
*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:auto;overflow-x:hidden;}
html,body{background:var(--obsidian);max-width:100%;}
body{font-family:'Inter',-apple-system,sans-serif;color:var(--platinum);-webkit-font-smoothing:antialiased;line-height:1.5;font-weight:300;overflow-x:hidden;}
::selection{background:var(--petroleum-light);color:var(--bone);}
.serif{font-family:'Cormorant Garamond',Georgia,serif;font-weight:400;letter-spacing:-0.015em;}
.italic{font-style:italic;}.em{color:var(--platinum);font-style:italic;font-weight:300;}
.uc{text-transform:uppercase;letter-spacing:0.22em;font-size:10px;}
.mono{font-family:'JetBrains Mono',monospace;}

/* Mobile-first container */
.container{max-width:1400px;margin:0 auto;padding:0 20px;}
@media(min-width:768px){.container{padding:0 48px;}}
@media(min-width:1200px){.container{padding:0 64px;}}

/* ============ PARTICLES ============ */
#particles{position:fixed;inset:0;z-index:1;pointer-events:none;width:100%;height:100%;}

/* ============ VIDEO BG — FIXED, SEAMLESS ============ */
.video-bg{position:fixed;top:0;left:0;width:100%;height:100vh;z-index:0;overflow:hidden;}
.video-bg video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:opacity .8s ease;}
.video-bg #v2{opacity:0;}
.video-dim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,26,0.5) 0%,rgba(10,14,26,0.25) 40%,rgba(10,14,26,0.7) 100%);z-index:1;}

/* ============ NAV ============ */
nav{
  position:fixed;top:0;left:0;right:0;z-index:200;
  padding:14px 20px;
  display:flex;justify-content:space-between;align-items:center;
  background:transparent;
  transition:all .6s cubic-bezier(.2,.7,.2,1);
}
nav.scrolled{
  background:rgba(10,14,26,0.88);
  backdrop-filter:blur(28px);-webkit-backdrop-filter:blur(28px);
  border-bottom:0.5px solid rgba(184,184,176,0.06);
  padding:10px 20px;
}
@media(min-width:768px){nav{padding:20px 48px;}nav.scrolled{padding:12px 48px;}}

/* Logo — hidden in hero, appears at services */
.nav-logo{opacity:0;transition:opacity .6s ease;pointer-events:none;}
.nav-logo.visible{opacity:1;pointer-events:auto;}
.logo-img{height:36px;width:auto;display:block;}
@media(min-width:768px){.logo-img{height:48px;}}

.nav-right{display:flex;gap:12px;align-items:center;flex-shrink:0;}
@media(min-width:768px){.nav-right{gap:24px;}}
.nl{display:none;color:var(--platinum);text-decoration:none;font-size:12px;letter-spacing:0.06em;position:relative;padding:4px 0;transition:color .3s;}
@media(min-width:900px){.nl{display:inline;}}
.nl::after{content:"";position:absolute;left:0;bottom:0;width:0;height:0.5px;background:var(--gold);transition:width .5s cubic-bezier(.2,.7,.2,1);}
.nl:hover{color:var(--bone);}.nl:hover::after{width:100%;}
.nav-cta{padding:8px 14px;background:rgba(201,182,138,0.12);border:0.5px solid var(--gold);color:var(--bone);font-size:9px;letter-spacing:0.18em;text-transform:uppercase;text-decoration:none;transition:all .35s;white-space:nowrap;}
.nav-cta:hover{background:var(--gold);color:var(--obsidian);}
.lang-sw{display:inline-flex;gap:6px;font-size:10px;letter-spacing:0.18em;text-transform:uppercase;color:var(--steel);}
.lang-sw button{background:none;border:none;color:var(--steel);font:inherit;padding:4px 2px;transition:color .3s;cursor:pointer;}
.lang-sw button.active{color:var(--bone);}
.lang-sw .sep{color:var(--graphite);}

/* ============ HERO ZONE — 400vh scroll trigger ============ */
.hero-zone{position:relative;height:500vh;z-index:2;}
/* Fixed overlay — controlled by JS */
.hero-fixed{position:fixed;top:0;left:0;width:100%;height:100vh;z-index:10;pointer-events:none;overflow:hidden;}
.hero-fixed.hidden{display:none;}

/* Brand text — large centered, scroll-driven */
.brand-text{
  position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;
  font-size:clamp(56px,15vw,220px);line-height:0.88;letter-spacing:-0.05em;
  font-weight:300;text-align:center;user-select:none;pointer-events:none;
  z-index:3;
}
.bt-line{display:block;will-change:transform,color;}
.bt-sm{font-size:0.55em;letter-spacing:-0.02em;}

/* Hero content — scroll-driven fade in */
.hero-content{
  position:absolute;inset:0;z-index:4;
  display:flex;flex-direction:column;justify-content:space-between;
  padding:90px 20px 60px;
  opacity:0;will-change:transform,opacity;
  max-width:1400px;margin:0 auto;left:0;right:0;
}
@media(min-width:768px){.hero-content{padding:120px 48px 80px;}}
@media(min-width:1200px){.hero-content{padding:120px 64px 80px;}}

.hero-eyebrow{display:flex;align-items:center;gap:10px;}
@media(min-width:768px){.hero-eyebrow{gap:14px;}}
.pulse-dot{width:6px;height:6px;border-radius:50%;background:var(--gold);box-shadow:0 0 14px var(--gold);animation:pulse 2.2s ease-in-out infinite;}
@keyframes pulse{0%,100%{opacity:.4;transform:scale(.8);}50%{opacity:1;transform:scale(1.1);}}

.hero-bottom{display:flex;flex-direction:column;gap:24px;}
@media(min-width:900px){.hero-bottom{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:end;}}

.hero-tagline{font-size:clamp(32px,7vw,64px);line-height:1.08;letter-spacing:-0.025em;color:var(--bone);font-weight:300;}

/* Rotating word */
.rotor{position:relative;display:inline-block;vertical-align:bottom;overflow:hidden;height:1.1em;max-width:100%;}
.rotor .rotor-word{display:inline-block;position:absolute;left:0;top:0;opacity:0;transform:translateY(50%);transition:opacity .6s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1);white-space:nowrap;color:var(--gold);}
.rotor .rotor-word.in{opacity:1;transform:translateY(0);position:relative;}
.rotor .rotor-word.out{opacity:0;transform:translateY(-60%);position:absolute;}
.hero-desc{font-size:15px;color:var(--platinum);line-height:1.7;max-width:440px;margin-bottom:24px;}
@media(min-width:768px){.hero-desc{font-size:16px;margin-bottom:28px;}}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;}

.scroll-hint{position:absolute;bottom:20px;left:50%;transform:translateX(-50%);z-index:5;opacity:0;}
.scroll-line{width:1px;height:40px;background:linear-gradient(180deg,transparent,var(--platinum));animation:scrollPulse 2s ease-in-out infinite;}
@keyframes scrollPulse{0%,100%{opacity:.3;height:40px;}50%{opacity:1;height:48px;}}

/* ============ BUTTONS ============ */
.btn-solid{display:inline-flex;align-items:center;gap:8px;padding:14px 22px;background:var(--bone);color:var(--obsidian);font-size:10px;letter-spacing:0.18em;text-transform:uppercase;text-decoration:none;font-weight:500;transition:all .4s cubic-bezier(.2,.7,.2,1);}
@media(min-width:768px){.btn-solid{padding:16px 28px;font-size:11px;gap:10px;}}
.btn-solid:hover{background:var(--gold);transform:translateY(-2px);box-shadow:0 12px 40px rgba(201,182,138,0.25);}
.btn-solid .arr{transition:transform .4s;}.btn-solid:hover .arr{transform:translateX(5px);}
.btn-solid svg{width:16px;height:16px;}.btn-wa{gap:8px;}
.btn-line{display:inline-flex;align-items:center;color:var(--platinum);font-size:10px;letter-spacing:0.18em;text-transform:uppercase;text-decoration:none;padding:12px 0;border-bottom:0.5px solid rgba(184,184,176,0.4);transition:all .35s;}
@media(min-width:768px){.btn-line{font-size:11px;padding:14px 0;}}
.btn-line:hover{color:var(--bone);border-color:var(--gold);}

/* ============ REVEALS ============ */
.rv{opacity:0;transform:translateY(36px);transition:opacity 1.1s cubic-bezier(.2,.7,.2,1),transform 1.1s cubic-bezier(.2,.7,.2,1);}
.rv.in{opacity:1;transform:translateY(0);}

/* ============ SECTIONS ============ */
.block{padding:80px 0;position:relative;z-index:2;}
@media(min-width:768px){.block{padding:120px 0;}}
@media(min-width:1200px){.block{padding:140px 0;}}
.sec-head{display:flex;flex-wrap:wrap;align-items:flex-start;gap:16px 32px;margin-bottom:40px;}
@media(min-width:768px){.sec-head{gap:20px 40px;margin-bottom:64px;}}
.sec-num{font-size:12px;color:var(--gold);letter-spacing:0.28em;padding-top:8px;}
@media(min-width:768px){.sec-num{font-size:13px;padding-top:12px;}}
.sec-title{font-size:clamp(32px,7vw,68px);line-height:1.04;letter-spacing:-0.025em;color:var(--bone);font-weight:300;}
.sec-aside{font-size:14px;color:var(--platinum);line-height:1.7;max-width:320px;}
@media(min-width:768px){.sec-aside{margin-left:auto;font-size:15px;}}

/* ============ SERVICIOS — GRID ============ */
.srv-section{border-top:0.5px solid rgba(184,184,176,0.06);background:var(--obsidian);}
.srv-grid{display:grid;grid-template-columns:1fr;gap:0;border-top:0.5px solid rgba(184,184,176,0.15);border-left:0.5px solid rgba(184,184,176,0.1);}
@media(min-width:640px){.srv-grid{grid-template-columns:repeat(2,1fr);}}
@media(min-width:1024px){.srv-grid{grid-template-columns:repeat(3,1fr);}}
.srv-card{
  padding:32px 24px;border-right:0.5px solid rgba(184,184,176,0.1);border-bottom:0.5px solid rgba(184,184,176,0.1);
  position:relative;display:flex;flex-direction:column;min-height:260px;
  transition:background .5s,transform .6s cubic-bezier(.2,.7,.2,1),box-shadow .5s;
  animation:cardFloat 6s ease-in-out infinite;animation-play-state:paused;
}
@media(min-width:768px){.srv-card{padding:44px 36px;min-height:320px;}}
.srv-card.in{animation-play-state:running;}
.srv-card:nth-child(1){animation-delay:0s;}.srv-card:nth-child(2){animation-delay:1s;}.srv-card:nth-child(3){animation-delay:2s;}
.srv-card:nth-child(4){animation-delay:.5s;}.srv-card:nth-child(5){animation-delay:1.5s;}.srv-card:nth-child(6){animation-delay:2.5s;}
@keyframes cardFloat{0%,100%{transform:translateY(0);}50%{transform:translateY(-6px);}}
.srv-card::before{content:"";position:absolute;top:0;left:24px;right:24px;height:1px;background:var(--gold);transform:scaleX(0);transform-origin:left;transition:transform .9s cubic-bezier(.2,.7,.2,1);}
@media(min-width:768px){.srv-card::before{left:36px;right:36px;}}
.srv-card:hover{background:var(--petroleum);transform:translateY(-10px) !important;box-shadow:0 24px 60px -16px rgba(201,182,138,0.2),0 0 0 0.5px var(--gold);z-index:2;animation-play-state:paused;}
.srv-card:hover::before{transform:scaleX(1);}
.srv-num{font-size:11px;color:var(--steel);letter-spacing:0.2em;margin-bottom:24px;}
@media(min-width:768px){.srv-num{margin-bottom:32px;}}
.srv-label{font-size:15px;color:var(--gold);margin-bottom:8px;}
@media(min-width:768px){.srv-label{font-size:16px;margin-bottom:10px;}}
.srv-title{font-size:22px;line-height:1.12;color:var(--bone);font-weight:300;letter-spacing:-0.015em;margin-bottom:14px;}
@media(min-width:768px){.srv-title{font-size:26px;margin-bottom:16px;}}
.srv-desc{font-size:13px;color:var(--platinum);line-height:1.7;margin-top:auto;}
@media(min-width:768px){.srv-desc{font-size:14px;}}

/* ============ QUOTE ============ */
.quote-section{padding:80px 0;position:relative;z-index:2;text-align:center;background:var(--obsidian);}
@media(min-width:768px){.quote-section{padding:120px 0;}}
.quote-rule{width:1px;height:36px;background:var(--platinum);margin:0 auto 28px;opacity:0.5;}
.quote-rule:last-child{margin:28px auto 0;}
@media(min-width:768px){.quote-rule{height:48px;margin:0 auto 40px;}.quote-rule:last-child{margin:40px auto 0;}}
.quote-text{font-size:clamp(24px,5vw,56px);line-height:1.18;letter-spacing:-0.02em;color:var(--bone);max-width:960px;margin:0 auto;font-weight:300;}
.quote-author{margin-top:28px;display:flex;align-items:center;justify-content:center;gap:4px;font-size:10px;color:var(--platinum);letter-spacing:0.28em;}
@media(min-width:768px){.quote-author{margin-top:36px;font-size:11px;}}

/* ============ MÉTODO ============ */
.met-section{background:var(--petroleum);border-top:0.5px solid rgba(184,184,176,0.06);z-index:2;}
.met-split{display:grid;grid-template-columns:1fr;gap:0;border-top:0.5px solid rgba(184,184,176,0.15);}
@media(min-width:768px){.met-split{grid-template-columns:1fr 1fr;}}
.met-left{border-bottom:0.5px solid rgba(184,184,176,0.1);}
@media(min-width:768px){.met-left{border-bottom:none;border-right:0.5px solid rgba(184,184,176,0.1);}}
.met-step{padding:36px 24px;border-bottom:0.5px solid rgba(184,184,176,0.1);transition:background .5s,transform .5s cubic-bezier(.2,.7,.2,1),box-shadow .5s;transform-origin:center center;}
@media(min-width:768px){.met-step{padding:48px 40px;}}
.met-step:last-child{border-bottom:none;}
.met-step:hover{background:rgba(245,242,235,0.04);transform:scale(1.02) translateX(6px);box-shadow:inset 3px 0 0 var(--gold);}
.met-num-big{font-size:36px;color:var(--gold);margin-bottom:12px;line-height:1;letter-spacing:-0.02em;opacity:0.7;transition:transform .6s cubic-bezier(.2,.7,.2,1),opacity .4s;}
@media(min-width:768px){.met-num-big{font-size:48px;margin-bottom:16px;}}
.met-step:hover .met-num-big{transform:translateX(8px) scale(1.1);opacity:1;}
.met-step h3{font-size:24px;line-height:1.1;color:var(--bone);margin-bottom:12px;}
@media(min-width:768px){.met-step h3{font-size:28px;margin-bottom:14px;}}
.met-step p{font-size:14px;color:var(--platinum);line-height:1.7;max-width:380px;}
@media(min-width:768px){.met-step p{font-size:15px;}}

/* ============ CTA ============ */
.cta-section{position:relative;z-index:2;background:var(--obsidian);border-top:0.5px solid rgba(184,184,176,0.06);}
.cta-center{max-width:700px;margin:0 auto;text-align:center;}
.cta-lead{font-size:15px;color:var(--platinum);line-height:1.75;max-width:520px;margin:20px auto 32px;}
@media(min-width:768px){.cta-lead{font-size:17px;margin:24px auto 40px;}}
.cta-buttons{display:flex;gap:16px;justify-content:center;flex-wrap:wrap;}
@media(min-width:768px){.cta-buttons{gap:20px;}}
.cta-meta{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin-top:56px;padding-top:24px;border-top:0.5px solid rgba(184,184,176,0.15);}
@media(min-width:768px){.cta-meta{grid-template-columns:repeat(4,1fr);gap:32px;margin-top:80px;padding-top:32px;}}
.cm-k{display:block;font-size:9px;color:var(--steel);letter-spacing:0.24em;margin-bottom:4px;}
@media(min-width:768px){.cm-k{margin-bottom:6px;}}
.cm-v{font-size:14px;color:var(--bone);text-decoration:none;word-break:break-word;}
@media(min-width:768px){.cm-v{font-size:16px;}}
.cm-v:hover{color:var(--gold);}

/* ============ FOOTER — VIDEO BG, NO LOOP ============ */
footer{position:relative;z-index:2;overflow:hidden;padding:0;}
.foot-video-wrap{position:absolute;inset:0;z-index:0;overflow:hidden;}
.foot-video-wrap video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:1;transition:opacity 1.2s ease;}
.foot-video-wrap video.loaded{opacity:1;}
.foot-video-dim{position:absolute;inset:0;background:linear-gradient(180deg,rgba(10,14,26,0.6) 0%,rgba(10,14,26,0.3) 50%,rgba(10,14,26,0.7) 100%);z-index:1;}
.foot-container{position:relative;z-index:2;padding-top:40px;padding-bottom:32px;}
@media(min-width:768px){.foot-container{padding-top:60px;padding-bottom:40px;}}
.foot-mark{font-size:clamp(48px,14vw,160px);line-height:0.92;letter-spacing:-0.04em;font-weight:300;pointer-events:none;user-select:none;color:rgba(245,242,235,0.2);}
.foot-mark span{display:block;}
.foot-bottom{display:flex;flex-direction:column;gap:8px;padding-top:20px;margin-top:32px;border-top:0.5px solid rgba(184,184,176,0.15);font-size:10px;color:var(--steel);letter-spacing:0.12em;}
@media(min-width:768px){.foot-bottom{flex-direction:row;justify-content:space-between;align-items:center;gap:16px;padding-top:24px;margin-top:40px;font-size:11px;}}

/* ============ REDUCED MOTION ============ */
@media(prefers-reduced-motion:reduce){.rv{transition:none;opacity:1;transform:none;}.srv-card{animation:none;}.scroll-line,.pulse-dot{animation:none;opacity:1;}#particles{display:none;}}