@import url('https://fonts.googleapis.com/css2?family=DM+Serif+Display:ital@0;1&family=Manrope:wght@300;400;500;600;700;800&display=swap');

/* ── Reset & Tokens ──────────────────────────────── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
:root{
  --ink:#0b0f0e;
  --surface:#111615;
  --surface2:#17201e;
  --lime:#d2fb75;
  --lime-soft:rgba(210,251,117,.12);
  --gold:#c6a45c;
  --gold-soft:rgba(198,164,92,.12);
  --text:#e8ede8;
  --muted:#7a9080;
  --line:rgba(255,255,255,.1);
  --paper:#f4f3ed;
}
body{font-family:'Manrope',sans-serif;background:var(--ink);color:var(--text);overflow-x:hidden}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
h1,h2,h3{letter-spacing:-.03em}

/* ── Top notice ──────────────────────────────────── */
.piso-notice{
  background:var(--lime);color:var(--ink);
  text-align:center;padding:10px 20px;
  font-size:10px;font-weight:800;letter-spacing:2px;
}

/* ── Nav ─────────────────────────────────────────── */
.piso-nav{
  position:sticky;top:0;z-index:100;
  height:80px;padding:0 5vw;
  background:rgba(11,15,14,.9);backdrop-filter:blur(18px);
  border-bottom:1px solid var(--line);
  display:flex;align-items:center;justify-content:space-between;
}
.piso-logo{display:flex;flex-direction:column;line-height:1.1}
.piso-logo-name{font-size:19px;font-weight:800;letter-spacing:-.5px;color:#fff}
.piso-logo-sub{font-size:8px;font-weight:700;letter-spacing:3px;color:var(--gold);text-transform:uppercase;margin-top:2px}
.piso-nav-links{display:flex;gap:30px}
.piso-nav-links a{font-size:9px;font-weight:700;letter-spacing:1.2px;text-transform:uppercase;color:var(--muted);transition:color .25s}
.piso-nav-links a:hover{color:#fff}
.piso-btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:12px 22px;background:var(--lime);color:var(--ink);
  font-size:9px;font-weight:800;letter-spacing:.5px;
  border:none;cursor:pointer;transition:transform .25s,box-shadow .25s;
}
.piso-btn:hover{transform:translateY(-2px);box-shadow:0 10px 28px rgba(210,251,117,.3)}
.piso-btn-outline{
  background:transparent;border:1px solid var(--line);color:#fff;
}
.piso-btn-outline:hover{border-color:var(--lime);color:var(--lime);box-shadow:none}

/* ── HERO ─────────────────────────────────────────── */
.piso-hero{
  min-height:100vh;display:grid;grid-template-columns:1fr 1fr;
  background:var(--ink);position:relative;overflow:hidden;
}
/* orbe decorativo */
.piso-hero::before{
  content:"";position:absolute;
  width:600px;height:600px;border-radius:50%;
  background:radial-gradient(circle,rgba(198,164,92,.18),transparent 70%);
  left:-200px;bottom:-200px;pointer-events:none;
}
.piso-hero-copy{
  padding:120px 6vw 100px 5vw;
  display:flex;flex-direction:column;justify-content:center;
  position:relative;z-index:2;
}
.piso-badge{
  display:inline-flex;align-items:center;gap:10px;align-self:flex-start;
  border:1px solid var(--gold);color:var(--gold);
  padding:7px 14px;font-size:9px;font-weight:800;letter-spacing:2px;
  margin-bottom:36px;
}
.piso-badge i{
  width:6px;height:6px;border-radius:50%;background:var(--gold);
  animation:blink 2s ease infinite;font-style:normal;
}
@keyframes blink{0%,100%{opacity:1}50%{opacity:.3}}
.piso-hero h1{
  font-size:clamp(48px,6.5vw,86px);line-height:.92;
  color:#fff;margin-bottom:28px;
}
.piso-hero h1 em{
  font-family:'DM Serif Display';font-weight:400;
  font-style:italic;color:var(--lime);
}
.piso-hero-desc{
  font-size:15px;line-height:1.8;color:var(--muted);
  max-width:520px;margin-bottom:44px;
}
.piso-hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.piso-hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);
  gap:0;margin-top:64px;padding-top:40px;
  border-top:1px solid var(--line);
}
.piso-stat{padding-right:28px;border-right:1px solid var(--line)}
.piso-stat:last-child{border-right:0;padding-right:0;padding-left:28px}
.piso-stat:nth-child(2){padding:0 28px}
.piso-stat-num{font-size:38px;font-weight:800;color:#fff;letter-spacing:-2px;line-height:1}
.piso-stat-num span{font-size:22px;color:var(--lime)}
.piso-stat-label{font-size:9px;font-weight:700;color:var(--muted);letter-spacing:.5px;margin-top:6px}

/* imagen hero */
.piso-hero-img{
  position:relative;overflow:hidden;
  background:#0a1410;
}
.piso-hero-img::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,var(--ink) 0%,rgba(11,15,14,.2) 100%);
  z-index:1;
}
.piso-hero-img-inner{
  width:100%;height:100%;
  background:url('/demo-floor.jpg') center/cover no-repeat;
  transition:transform 8s ease;
}
.piso-hero-img:hover .piso-hero-img-inner{transform:scale(1.04)}
.piso-hero-img-tag{
  position:absolute;bottom:36px;right:36px;z-index:2;
  background:rgba(11,15,14,.9);border:1px solid var(--line);
  padding:14px 18px;backdrop-filter:blur(8px);
}
.piso-hero-img-tag small{display:block;font-size:7px;font-weight:800;letter-spacing:1.5px;color:var(--muted)}
.piso-hero-img-tag b{display:block;font-size:16px;color:#fff;margin-top:4px}

/* ── Ticker ───────────────────────────────────────── */
.piso-ticker{
  background:var(--surface);border-top:1px solid var(--line);border-bottom:1px solid var(--line);
  overflow:hidden;height:46px;display:flex;align-items:center;
}
.piso-ticker-inner{
  display:flex;gap:0;white-space:nowrap;
  animation:ticker-slide 28s linear infinite;
}
.piso-ticker-inner span{
  padding:0 32px;font-size:9px;font-weight:800;letter-spacing:2px;color:var(--muted);
}
.piso-ticker-inner span b{color:var(--gold)}
@keyframes ticker-slide{from{transform:translateX(0)}to{transform:translateX(-50%)}}

/* ── Sección genérica ─────────────────────────────── */
.piso-section{padding:110px 5vw}
.piso-eyebrow{font-size:9px;font-weight:800;letter-spacing:2px;color:var(--lime)}
.piso-section-heading{max-width:820px}
.piso-section-heading h2{
  font-size:clamp(38px,5vw,66px);line-height:.95;margin:12px 0 20px;color:#fff;
}
.piso-section-heading h2 em{font-family:'DM Serif Display';font-weight:400;color:var(--gold)}
.piso-section-heading p{font-size:13px;line-height:1.8;color:var(--muted);max-width:600px}

/* ── Proceso (3 steps horizontal) ────────────────── */
.piso-proceso{background:var(--surface)}
.piso-steps{display:grid;grid-template-columns:repeat(3,1fr);margin-top:64px;border:1px solid var(--line)}
.piso-step{
  padding:44px 36px;border-right:1px solid var(--line);
  transition:background .3s;position:relative;overflow:hidden;
}
.piso-step:last-child{border-right:0}
.piso-step::after{
  content:"";position:absolute;
  width:120px;height:120px;border-radius:50%;
  right:-60px;bottom:-60px;
  background:var(--lime);opacity:0;transform:scale(.6);
  transition:.4s;
}
.piso-step:hover{background:var(--surface2)}
.piso-step:hover::after{opacity:.06;transform:scale(1)}
.piso-step-num{font-size:9px;font-weight:800;letter-spacing:2px;color:var(--lime)}
.piso-step h3{font-size:22px;color:#fff;margin:40px 0 12px}
.piso-step p{font-size:12px;line-height:1.75;color:var(--muted)}

/* ── Comparativa ANTES/DESPUÉS ─────────────────────── */
.piso-comparison{background:var(--ink)}
.piso-comparison-inner{
  display:grid;grid-template-columns:1fr auto 1fr;gap:0;
  margin-top:60px;
}
.piso-comp-side{position:relative;overflow:hidden;min-height:500px}
.piso-comp-placeholder{
  width:100%;height:100%;min-height:500px;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:32px;position:relative;
}
.piso-comp-before{background:linear-gradient(145deg,#1a1208,#2a1e10)}
.piso-comp-after{background:linear-gradient(145deg,#0c1a14,#142d20)}

/* textura de brillo simulada */
.piso-comp-before::before{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(45deg,rgba(255,255,255,.015) 0,rgba(255,255,255,.015) 1px,transparent 0,transparent 50%);
  background-size:12px 12px;
}
.piso-comp-after::before{
  content:"";position:absolute;inset:0;
  background:
    linear-gradient(135deg,rgba(210,251,117,.04) 0%,transparent 60%),
    repeating-linear-gradient(135deg,rgba(255,255,255,.06) 0,rgba(255,255,255,.06) 1px,transparent 0,transparent 28px);
  background-size:100%,28px 28px;
}
/* orbe de "brillo" en el después */
.piso-comp-after::after{
  content:"";position:absolute;
  width:280px;height:280px;border-radius:50%;
  left:50%;top:50%;transform:translate(-50%,-50%);
  background:radial-gradient(circle,rgba(210,251,117,.18),transparent 70%);
}
.piso-comp-label{
  position:relative;z-index:2;
  display:inline-flex;align-items:center;gap:8px;
  font-size:9px;font-weight:800;letter-spacing:2px;
  padding:8px 14px;background:rgba(11,15,14,.8);backdrop-filter:blur(6px);
  border:1px solid var(--line);margin-bottom:12px;align-self:flex-start;
}
.piso-comp-label.after-label{color:var(--lime);border-color:rgba(210,251,117,.3)}
.piso-comp-text{position:relative;z-index:2}
.piso-comp-text b{display:block;font-size:17px;color:#fff}
.piso-comp-text small{font-size:10px;color:var(--muted);margin-top:4px;display:block}

.piso-comp-divider{
  width:56px;background:var(--surface);
  display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;
  font-size:9px;font-weight:800;letter-spacing:1.5px;color:var(--muted);
  border-left:1px solid var(--line);border-right:1px solid var(--line);
}
.piso-comp-divider i{
  width:36px;height:36px;border-radius:50%;
  background:var(--surface2);border:1px solid var(--line);
  display:grid;place-items:center;font-style:normal;font-size:14px;color:var(--lime);
}
.piso-comp-divider span{writing-mode:vertical-rl;transform:rotate(180deg)}

/* ── Grid de proyectos ────────────────────────────── */
.piso-proyectos{background:var(--surface);margin-top:0;padding:64px 5vw}
.piso-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;margin-top:48px}
.piso-grid-item{
  background:var(--surface2);aspect-ratio:1;
  display:flex;flex-direction:column;justify-content:flex-end;
  padding:22px;overflow:hidden;position:relative;
  transition:transform .4s cubic-bezier(.22,1,.36,1);cursor:default;
}
.piso-grid-item::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(0deg,rgba(11,15,14,.85),transparent 60%);
  z-index:1;
}
.piso-grid-item:hover{transform:scale(1.03);z-index:2}
.piso-grid-item.gi-marble{background:linear-gradient(135deg,#1e1510,#362b1f)}
.piso-grid-item.gi-granite{background:linear-gradient(135deg,#11181a,#1e2e30)}
.piso-grid-item.gi-concrete{background:linear-gradient(135deg,#151519,#23232f)}
.piso-grid-item.gi-terrazo{background:linear-gradient(135deg,#17140f,#2a2318)}

/* patrones de piso simulados */
.piso-grid-item.gi-marble::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(-55deg,rgba(255,255,255,.025) 0,rgba(255,255,255,.025) 1px,transparent 0,transparent 32px);
  background-size:32px 32px;
}
.piso-grid-item.gi-granite::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 20% 30%,rgba(255,255,255,.05) 1px,transparent 1px),
             radial-gradient(circle at 70% 60%,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:18px 18px,23px 23px;
}
.piso-grid-item.gi-concrete::after{
  content:"";position:absolute;inset:0;
  background:repeating-linear-gradient(90deg,rgba(255,255,255,.018) 0,rgba(255,255,255,.018) 1px,transparent 0,transparent 24px),
             repeating-linear-gradient(0deg,rgba(255,255,255,.018) 0,rgba(255,255,255,.018) 1px,transparent 0,transparent 24px);
}
.piso-grid-item.gi-terrazo::after{
  content:"";position:absolute;inset:0;
  background:radial-gradient(ellipse at 40% 50%,rgba(198,164,92,.12),transparent 55%);
}
.piso-grid-meta{position:relative;z-index:2}
.piso-grid-meta span{font-size:8px;font-weight:800;letter-spacing:1.5px;color:var(--lime)}
.piso-grid-meta b{display:block;font-size:15px;color:#fff;margin-top:4px}
.piso-grid-meta small{font-size:9px;color:var(--muted);margin-top:3px;display:block}

/* ── Equipamiento ─────────────────────────────────── */
.piso-equipo{background:var(--ink)}
.piso-equipo-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:2px;margin-top:60px;
}
.piso-equipo-card{
  background:var(--surface);padding:44px 36px;
  border:1px solid var(--line);
  transition:border-color .3s,transform .35s;
  position:relative;overflow:hidden;
}
.piso-equipo-card::before{
  content:"";position:absolute;top:0;left:0;right:0;height:3px;
  background:var(--gold);transform:scaleX(0);transform-origin:left;
  transition:transform .4s;
}
.piso-equipo-card:hover{border-color:rgba(198,164,92,.35);transform:translateY(-5px)}
.piso-equipo-card:hover::before{transform:scaleX(1)}
.piso-equipo-icon{
  width:48px;height:48px;border-radius:50%;
  background:var(--gold-soft);border:1px solid rgba(198,164,92,.2);
  display:grid;place-items:center;
  font-size:20px;margin-bottom:28px;
}
.piso-equipo-card h3{font-size:19px;color:#fff;margin-bottom:16px}
.piso-equipo-list{list-style:none;display:grid;gap:10px}
.piso-equipo-list li{
  font-size:12px;color:var(--muted);line-height:1.6;
  padding-left:18px;position:relative;
}
.piso-equipo-list li::before{
  content:"";position:absolute;left:0;top:7px;
  width:6px;height:6px;border-radius:50%;background:var(--gold);
}

/* ── Cotizador ────────────────────────────────────── */
.piso-calc{background:var(--surface)}
.piso-calc-inner{
  display:grid;grid-template-columns:1fr 1fr;
  margin-top:60px;
}
.piso-calc-inputs{padding:60px;background:var(--ink);border:1px solid var(--line)}
.piso-calc-label{
  display:block;font-size:10px;font-weight:800;letter-spacing:1.5px;
  text-transform:uppercase;color:var(--muted);margin-bottom:10px;
}
.piso-calc-field{margin-bottom:28px}
.piso-select,.piso-input{
  width:100%;padding:16px;
  background:var(--surface);border:1px solid var(--line);
  font-family:'Manrope',sans-serif;font-size:14px;color:var(--text);
  transition:border-color .25s,background .25s;
  -webkit-appearance:none;
}
.piso-select:focus,.piso-input:focus{
  outline:none;border-color:var(--lime);background:var(--surface2);
}
.piso-calc-note{font-size:10px;color:var(--muted);margin-top:8px}
.piso-calc-result{
  padding:60px;background:var(--surface2);
  display:flex;flex-direction:column;justify-content:center;
  border:1px solid var(--line);border-left:0;
}
.piso-result-row{
  display:flex;justify-content:space-between;align-items:center;
  padding:18px 0;border-bottom:1px solid var(--line);font-size:13px;
}
.piso-result-row:last-of-type{border-bottom:0}
.piso-result-strike{text-decoration:line-through;color:#ef4444;font-weight:700}
.piso-result-price{font-weight:700;color:#fff;font-size:16px}
.piso-roi-box{
  background:var(--ink);border:1px solid rgba(210,251,117,.25);
  padding:32px;margin:28px 0;
}
.piso-roi-label{font-size:9px;font-weight:800;letter-spacing:2px;color:var(--lime);display:block;margin-bottom:8px}
.piso-roi-value{font-size:46px;font-weight:800;color:var(--lime);line-height:1;letter-spacing:-2px}
.piso-calc-cta{
  display:flex;align-items:center;gap:14px;padding:16px 24px;
  background:var(--lime);color:var(--ink);font-size:10px;font-weight:800;
  letter-spacing:.5px;margin-top:8px;transition:transform .25s,box-shadow .25s;
}
.piso-calc-cta:hover{transform:translateY(-2px);box-shadow:0 12px 30px rgba(210,251,117,.3)}

/* ── FAQ ─────────────────────────────────────────── */
.piso-faq{background:var(--ink)}
.piso-faq-inner{display:grid;grid-template-columns:.6fr 1.4fr;gap:8vw;margin-top:64px;align-items:start}
.piso-faq-list{border-top:1px solid var(--line)}
.piso-faq-item{border-bottom:1px solid var(--line);overflow:hidden}
.piso-faq-q{
  padding:22px 0;display:flex;justify-content:space-between;align-items:center;
  font-size:13px;font-weight:700;cursor:pointer;gap:14px;color:#fff;
  transition:color .25s;
}
.piso-faq-q:hover{color:var(--lime)}
.piso-faq-q i{
  font-style:normal;width:28px;height:28px;border-radius:50%;
  border:1px solid var(--line);display:grid;place-items:center;
  font-size:16px;flex-shrink:0;transition:transform .3s,background .3s,border-color .3s;
  color:var(--muted);
}
.piso-faq-item.open .piso-faq-q{color:var(--lime)}
.piso-faq-item.open .piso-faq-q i{transform:rotate(45deg);background:var(--lime);color:var(--ink);border-color:var(--lime)}
.piso-faq-a{
  max-height:0;overflow:hidden;
  font-size:13px;line-height:1.75;color:var(--muted);
  transition:max-height .4s cubic-bezier(.22,1,.36,1),padding .4s;
}
.piso-faq-item.open .piso-faq-a{max-height:300px;padding-bottom:22px}

/* ── CTA band ─────────────────────────────────────── */
.piso-cta-band{
  background:var(--lime);padding:90px 5vw;
  display:flex;justify-content:space-between;align-items:center;gap:40px;
  position:relative;overflow:hidden;
}
.piso-cta-band::before{
  content:"";position:absolute;
  width:360px;height:360px;border-radius:50%;
  right:-100px;top:-100px;
  background:rgba(11,15,14,.07);
}
.piso-cta-copy{position:relative;z-index:1}
.piso-cta-eyebrow{font-size:9px;font-weight:800;letter-spacing:2px;color:rgba(11,15,14,.55)}
.piso-cta-copy h2{
  font-size:clamp(32px,4.5vw,58px);line-height:.95;
  letter-spacing:-2.5px;color:var(--ink);margin:10px 0 14px;
}
.piso-cta-copy h2 em{font-family:'DM Serif Display';font-weight:400}
.piso-cta-copy p{font-size:12px;color:rgba(11,15,14,.65);max-width:480px}
.piso-cta-actions{display:flex;flex-direction:column;gap:10px;align-items:flex-end;flex-shrink:0;position:relative;z-index:1}
.piso-cta-btn{
  display:inline-flex;align-items:center;gap:16px;padding:16px 28px;
  background:var(--ink);color:#fff;font-size:10px;font-weight:800;
  letter-spacing:.5px;white-space:nowrap;transition:transform .25s,box-shadow .25s;
}
.piso-cta-btn:hover{transform:translateY(-2px);box-shadow:0 14px 32px rgba(11,15,14,.3)}
.piso-cta-actions small{font-size:9px;font-weight:700;color:rgba(11,15,14,.5)}

/* ── Footer ─────────────────────────────────────── */
.piso-footer{
  background:var(--surface);padding:60px 5vw 36px;
  border-top:1px solid var(--line);
}
.piso-footer-top{
  display:flex;justify-content:space-between;align-items:center;
  padding-bottom:40px;border-bottom:1px solid var(--line);margin-bottom:28px;
}
.piso-footer-links{display:flex;gap:28px}
.piso-footer-links a{font-size:9px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--muted);transition:color .25s}
.piso-footer-links a:hover{color:#fff}
.piso-footer-bottom{display:flex;justify-content:space-between;font-size:10px;color:var(--muted)}

/* ── WhatsApp float ────────────────────────────────── */
.piso-wa{
  position:fixed;right:22px;bottom:22px;z-index:50;
  display:flex;align-items:center;gap:8px;
  background:#25d366;color:#0b0f0e;padding:12px 18px;border-radius:999px;
  font:800 10px 'Manrope';box-shadow:0 12px 35px rgba(37,211,102,.35);
  transition:transform .25s,box-shadow .25s;
}
.piso-wa:hover{transform:translateY(-3px);box-shadow:0 18px 45px rgba(37,211,102,.45)}

/* ── Responsive ────────────────────────────────────── */
@media(max-width:960px){
  .piso-hero{grid-template-columns:1fr}
  .piso-hero-img{display:none}
  .piso-hero-stats{grid-template-columns:1fr 1fr 1fr}
  .piso-stat:last-child{padding-left:0}
  .piso-steps{grid-template-columns:1fr}
  .piso-step{border-right:0;border-bottom:1px solid var(--line)}
  .piso-step:last-child{border-bottom:0}
  .piso-comparison-inner{grid-template-columns:1fr;grid-template-rows:1fr auto 1fr}
  .piso-comp-side{min-height:320px}
  .piso-comp-divider{flex-direction:row;width:auto;height:56px;padding:0 28px;writing-mode:horizontal-tb;border:none;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
  .piso-comp-divider span{writing-mode:horizontal-tb;transform:none}
  .piso-grid{grid-template-columns:1fr 1fr}
  .piso-equipo-grid{grid-template-columns:1fr}
  .piso-calc-inner{grid-template-columns:1fr}
  .piso-calc-result{border-left:1px solid var(--line);border-top:0}
  .piso-faq-inner{grid-template-columns:1fr}
  .piso-cta-band{flex-direction:column;align-items:flex-start}
  .piso-cta-actions{align-items:flex-start}
  .piso-footer-top{flex-direction:column;gap:28px;align-items:flex-start}
}
@media(max-width:600px){
  .piso-nav-links{display:none}
  .piso-hero-stats{grid-template-columns:1fr 1fr}
  .piso-stat:last-child{grid-column:1/-1;border-right:0;padding:0;margin-top:16px;padding-top:16px;border-top:1px solid var(--line)}
  .piso-grid{grid-template-columns:1fr}
  .piso-calc-inputs,.piso-calc-result{padding:32px 24px}
  .piso-roi-value{font-size:38px}
  .piso-cta-band{padding:60px 20px}
  .piso-footer-bottom{flex-direction:column;gap:8px}
}