/* ============================================================
   HEGUM CONSTRUCTIONS · Design System v1
   Basado en Brandbook HEGUM (Pablo Perezgrovas del Toro)
   Tipografía display: Albert Sans Black — SOLO MAYÚSCULAS
   Tipografía cuerpo:  Holand Century (comercial) → fallback
   web temporal: Schibsted Grotesk. Al comprar licencia web,
   añadir @font-face y sustituir en --font-body.
   ============================================================ */

:root{
  /* Colores principales (brandbook p.10) */
  --grey:#434345;        /* HEGUM GREY  · P 179-14 C */
  --green:#009145;       /* HEGUM GREEN · P 355 C    */
  --orange:#f46745;      /* HEGUM ORANGE· P 171 C    */
  --black:#000000;
  --white:#ffffff;
  /* Secundarios (p.11) */
  --lemon:#a2d13f;       /* HEGUM LEMON · P 375 C    */
  --iron:#98989a;        /* HEGUM IRON  · Cool Gray 7*/
  --sand:#dbc8ae;        /* HEGUM SAND  · P 22-1 C   */
  /* Tints funcionales (derivados de la gama, jerarquía p.12) */
  --sand-2:#eee5d6;
  --sand-1:#f8f4ec;
  --paper:#fcfaf6;
  --green-1:#e2f1e8;
  --ink-soft:#5d5d60;

  --font-display:"Albert Sans",system-ui,sans-serif;
  --font-body:"Holand Century","Schibsted Grotesk",system-ui,sans-serif;

  --r:14px;              /* radio base */
  --rq:72px;             /* quarter-round de marca */
  --maxw:1200px;
  --shadow:0 10px 40px rgba(67,67,69,.10);
  --shadow-lg:0 24px 70px rgba(67,67,69,.16);
}

*{margin:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:var(--font-body);
  color:var(--grey);
  background:var(--paper);
  line-height:1.6;
  font-size:17px;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
::selection{background:var(--lemon);color:var(--black)}

/* ---------- Tipografía ---------- */
.display,h1.display{
  font-family:var(--font-display);
  font-weight:900;
  text-transform:uppercase;
  letter-spacing:-.01em;
  line-height:.98;
  color:var(--grey);
}
.d1{font-size:clamp(2.3rem,5vw,3.9rem)}
.d2{font-size:clamp(1.75rem,3.4vw,2.6rem)}
.d3{font-size:clamp(1.3rem,2.4vw,1.75rem)}
.d4{font-size:1.05rem;letter-spacing:.02em}
.eyebrow{
  font-family:var(--font-display);
  font-weight:800;text-transform:uppercase;
  font-size:.72rem;letter-spacing:.22em;
  color:var(--green);margin-bottom:18px;display:flex;align-items:center;gap:12px;
}
.eyebrow::before{content:"";width:26px;height:2px;background:var(--green);display:inline-block}
.eyebrow.on-dark{color:var(--lemon)}
.eyebrow.on-dark::before{background:var(--lemon)}
.lead{font-size:clamp(1.12rem,1.4vw,1.28rem);line-height:1.5;color:var(--ink-soft);max-width:640px}
.body-md{font-size:1rem;color:var(--ink-soft);max-width:640px}
.small{font-size:.82rem;color:var(--iron)}

/* Sello de marca */
.seal{
  font-family:var(--font-display);font-weight:900;text-transform:uppercase;
  letter-spacing:.06em;font-size:1rem;color:var(--grey);
}
.seal i{font-style:normal;color:var(--green)}
.seal.big{font-size:clamp(1.4rem,3vw,2.2rem)}
.on-dark .seal, .seal.on-dark{color:var(--white)}

/* ---------- Layout ---------- */
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 clamp(20px,4vw,48px)}
section{padding:clamp(48px,6vw,88px) 0;position:relative}
.section-tight{padding:clamp(32px,4.5vw,56px) 0}
.grid-2{display:grid;grid-template-columns:1fr 1fr;gap:clamp(28px,4vw,64px);align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:960px){.grid-2{grid-template-columns:1fr}.grid-3{grid-template-columns:1fr}.grid-4{grid-template-columns:1fr 1fr}}
@media(max-width:560px){.grid-4{grid-template-columns:1fr}}

/* Fondos de sección */
.bg-sand{background:var(--sand-1)}
.bg-sand-2{background:var(--sand-2)}
.bg-dark{background:var(--grey);color:#e9e9ea}
.bg-dark .display,.bg-dark h2,.bg-dark h3{color:var(--white)}
.bg-dark .lead,.bg-dark .body-md{color:#c9c9cc}
.bg-green{background:var(--green);color:var(--white)}
.bg-black{background:var(--black);color:#eee}

/* ---------- Motivo gráfico: quarter-rounds (brandbook p.20) ---------- */
.q-shape{position:absolute;pointer-events:none;z-index:0}
.q-arc{
  border:2px solid var(--sand);border-radius:0 0 0 var(--rq);
  border-top:none;border-right:none;
}
.q-solid{background:var(--lemon);border-radius:0 0 0 100%}
.img-q{border-radius:var(--r) var(--r) var(--r) var(--rq);overflow:hidden}
.img-q-alt{border-radius:var(--rq) var(--r) var(--r) var(--r);overflow:hidden}

/* ---------- Navbar ---------- */
.nav{
  position:sticky;top:0;z-index:100;
  background:rgba(252,250,246,.86);backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(67,67,69,.08);
  transition:box-shadow .3s;
}
.nav.scrolled{box-shadow:var(--shadow)}
.nav-inner{
  max-width:var(--maxw);margin:0 auto;padding:14px clamp(20px,4vw,48px);
  display:flex;align-items:center;gap:28px;
}
.nav-logo img{height:22px;width:auto}
.nav-links{display:flex;gap:26px;flex:1;justify-content:center}
.nav-links a{
  font-family:var(--font-display);font-weight:800;text-transform:uppercase;
  font-size:.7rem;letter-spacing:.12em;color:var(--grey);
  padding:6px 2px;border-bottom:2px solid transparent;transition:all .2s;
}
.nav-links a:hover,.nav-links a.active{color:var(--green);border-bottom-color:var(--green)}
.nav-cta{display:flex;align-items:center;gap:14px}
.lang{font-family:var(--font-display);font-weight:800;font-size:.66rem;letter-spacing:.1em;color:var(--iron)}
.lang b{color:var(--grey)}
.burger{display:none;background:none;border:none;cursor:pointer;padding:6px}
.burger span{display:block;width:22px;height:2.5px;background:var(--grey);margin:4.5px 0;border-radius:2px;transition:.3s}
@media(max-width:1080px){
  .nav-links{
    display:none;position:absolute;top:100%;left:0;right:0;
    background:var(--paper);flex-direction:column;padding:22px;gap:16px;
    border-bottom:1px solid rgba(67,67,69,.1);box-shadow:var(--shadow-lg);
  }
  .nav-links.open{display:flex}
  .burger{display:block}
}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  font-family:var(--font-display);font-weight:800;text-transform:uppercase;
  font-size:.74rem;letter-spacing:.1em;
  padding:15px 26px;border-radius:60px;cursor:pointer;border:2px solid transparent;
  transition:transform .18s, box-shadow .18s, background .18s, color .18s;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(0,145,69,.25)}
.btn-pri{background:var(--green);color:var(--white)}
.btn-pri:hover{background:#007a3a}
.btn-sec{background:transparent;color:var(--grey);border-color:var(--grey)}
.btn-sec:hover{background:var(--grey);color:var(--white);box-shadow:0 12px 28px rgba(67,67,69,.25)}
.btn-ghost{background:transparent;color:var(--green);padding:15px 6px}
.btn-ghost:hover{box-shadow:none;transform:translateX(4px)}
.btn-ghost::after{content:"→";font-family:var(--font-body)}
.btn-sec.on-dark,.on-dark .btn-sec,.bg-dark .btn-sec{color:var(--white);border-color:var(--white)}
.btn-sec.on-dark:hover,.on-dark .btn-sec:hover,.bg-dark .btn-sec:hover{background:var(--white);color:var(--grey)}
.btn-orange{background:var(--orange);color:var(--white)}
.btn-orange:hover{background:#e0552f;box-shadow:0 12px 28px rgba(244,103,69,.3)}

/* ---------- Cards ---------- */
.card{
  background:var(--white);border-radius:var(--r);
  padding:30px;box-shadow:var(--shadow);
  transition:transform .25s, box-shadow .25s;
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card h3{font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:1rem;letter-spacing:.02em;margin-bottom:10px}
.card p{font-size:.95rem;color:var(--ink-soft)}
.card .num{
  font-family:var(--font-display);font-weight:900;font-size:.7rem;
  letter-spacing:.2em;color:var(--iron);display:block;margin-bottom:14px;text-transform:uppercase;
}
.card-corner::after{
  content:"";position:absolute;right:-26px;bottom:-26px;width:78px;height:78px;
  background:var(--sand-2);border-radius:100% 0 0 0;transition:background .25s;
}
.card-corner:hover::after{background:var(--lemon)}

/* Motorline — mensaje del motor "By design." */
.motor{
  background:var(--green-1);border-left:4px solid var(--green);
  border-radius:0 var(--r) var(--r) 0;
  padding:18px 22px;margin:14px 0;font-size:1rem;color:var(--grey);max-width:640px;
}
.motor b{font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:.82rem;letter-spacing:.06em;white-space:nowrap}
.motor b i{font-style:normal;color:var(--green)}

/* ---------- Property cards ---------- */
.prop{padding:0;cursor:pointer}
.prop .ph{position:relative;height:230px;overflow:hidden;border-radius:var(--r) var(--r) 0 0}
.prop .ph img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.6,.2,1)}
.prop:hover .ph img{transform:scale(1.06)}
.prop .badge{
  position:absolute;top:14px;left:14px;background:var(--white);color:var(--grey);
  font-family:var(--font-display);font-weight:900;text-transform:uppercase;
  font-size:.6rem;letter-spacing:.14em;padding:7px 12px;border-radius:40px;
}
.prop .badge.dup{background:var(--lemon);color:var(--black)}
.prop .info{padding:22px 24px 26px}
.prop .zone{font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;color:var(--iron);font-family:var(--font-display);font-weight:800;margin-bottom:6px}
.prop h3{margin-bottom:6px}
.prop .meta{display:flex;gap:14px;font-size:.85rem;color:var(--ink-soft);margin-bottom:16px}
.prop .meta span{display:flex;align-items:center;gap:5px}

/* ---------- Facts / stats ---------- */
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:16px}
.fact{background:var(--white);border-radius:var(--r);padding:22px;box-shadow:var(--shadow)}
.fact .n{font-family:var(--font-display);font-weight:900;font-size:1.7rem;color:var(--green);text-transform:uppercase}
.fact .l{font-size:.8rem;color:var(--ink-soft);margin-top:2px}

/* ---------- Tabla comparativa ---------- */
.tbl{width:100%;border-collapse:separate;border-spacing:0;background:var(--white);border-radius:var(--r);overflow:hidden;box-shadow:var(--shadow);max-width:640px}
.tbl th,.tbl td{padding:16px 20px;text-align:left;font-size:.95rem}
.tbl thead th{background:var(--grey);color:var(--white);font-family:var(--font-display);text-transform:uppercase;font-size:.7rem;letter-spacing:.12em;font-weight:800}
.tbl tbody tr:nth-child(even){background:var(--sand-1)}
.tbl tbody tr.total{background:var(--green-1);font-weight:700}
.tbl tbody tr.total td:last-child{color:var(--green);font-family:var(--font-display);font-weight:900;font-size:1.05rem}

/* ---------- Forms ---------- */
.field{
  width:100%;padding:15px 18px;border:1.5px solid #d8d4cb;border-radius:10px;
  font-family:var(--font-body);font-size:.95rem;color:var(--grey);background:var(--white);
  transition:border .2s;outline:none;
}
.field:focus{border-color:var(--green)}
textarea.field{min-height:120px;resize:vertical}
label.lbl{font-family:var(--font-display);font-weight:800;text-transform:uppercase;font-size:.64rem;letter-spacing:.14em;color:var(--ink-soft);display:block;margin:14px 0 6px}

/* ---------- Checklist ---------- */
.check{display:flex;gap:12px;align-items:flex-start;margin:10px 0;font-size:.97rem;color:var(--grey)}
.check::before{
  content:"✓";flex:none;width:22px;height:22px;border-radius:50%;
  background:var(--green);color:var(--white);display:flex;align-items:center;justify-content:center;
  font-size:.7rem;font-weight:900;margin-top:2px;
}

/* ---------- FAQ ---------- */
details.faq{background:var(--white);border-radius:var(--r);box-shadow:var(--shadow);margin-bottom:12px;overflow:hidden}
details.faq summary{
  cursor:pointer;list-style:none;padding:20px 24px;
  font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:.85rem;letter-spacing:.04em;
  display:flex;justify-content:space-between;align-items:center;gap:16px;
}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary::after{content:"+";font-size:1.3rem;color:var(--green);transition:transform .25s}
details.faq[open] summary::after{transform:rotate(45deg)}
details.faq .a{padding:0 24px 22px;color:var(--ink-soft);font-size:.95rem;max-width:640px}

/* ---------- Hero ---------- */
.hero{position:relative;overflow:hidden}
.hero-home{min-height:74vh;display:flex;align-items:center;padding:0}
.hero-media{position:absolute;inset:0;z-index:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-media::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(100deg,rgba(20,20,21,.78) 0%,rgba(20,20,21,.45) 48%,rgba(20,20,21,.08) 100%);
}
.hero-content{position:relative;z-index:2;padding:clamp(88px,11vw,108px) 0 clamp(56px,7vw,84px);color:var(--white)}
.hero-content .display{color:var(--white)}
.hero-content .lead{color:rgba(255,255,255,.85)}
.hero-page{padding:clamp(48px,6vw,76px) 0 clamp(28px,4vw,44px)}

/* ---------- Ticker de escasez ---------- */
.avail{
  display:inline-flex;align-items:center;gap:12px;
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.28);
  backdrop-filter:blur(8px);border-radius:60px;padding:10px 20px;
  font-size:.85rem;color:var(--white);margin-bottom:28px;
}
.avail .dot{width:9px;height:9px;border-radius:50%;background:var(--lemon);animation:pulse 2s infinite}
@keyframes pulse{0%,100%{box-shadow:0 0 0 0 rgba(162,209,63,.55)}50%{box-shadow:0 0 0 8px rgba(162,209,63,0)}}

/* ---------- Galería ficha ---------- */
.gallery{display:grid;grid-template-columns:2.2fr 1fr;gap:14px}
.gallery .main{border-radius:var(--r) var(--r) var(--r) var(--rq);overflow:hidden;height:460px}
.gallery .side{display:grid;grid-template-rows:1fr 1fr 1fr;gap:14px}
.gallery .side>div{border-radius:var(--r);overflow:hidden;position:relative}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery>div:hover img{transform:scale(1.05)}
.gallery .video-tag{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  background:rgba(20,20,21,.45);color:#fff;font-family:var(--font-display);
  font-weight:900;text-transform:uppercase;font-size:.72rem;letter-spacing:.14em;gap:8px;
}
@media(max-width:860px){.gallery{grid-template-columns:1fr}.gallery .main{height:300px}.gallery .side{grid-template-rows:none;grid-template-columns:1fr 1fr 1fr;height:110px}}

/* ---------- Footer ---------- */
footer{background:var(--grey);color:#c6c6c9;padding:70px 0 34px;position:relative;overflow:hidden}
footer .foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:36px;position:relative;z-index:1}
@media(max-width:860px){footer .foot-grid{grid-template-columns:1fr 1fr}}
@media(max-width:560px){footer .foot-grid{grid-template-columns:1fr}}
footer h4{font-family:var(--font-display);font-weight:900;text-transform:uppercase;font-size:.7rem;letter-spacing:.18em;color:var(--white);margin-bottom:16px}
footer a{display:block;font-size:.88rem;padding:4px 0;color:#c6c6c9;transition:color .2s}
footer a:hover{color:var(--lemon)}
footer .legal{border-top:1px solid rgba(255,255,255,.14);margin-top:48px;padding-top:22px;font-size:.74rem;color:#96969a;display:flex;flex-wrap:wrap;gap:8px 24px;position:relative;z-index:1}
footer .q-deco{position:absolute;right:-60px;top:-60px;width:280px;height:280px;border:2px solid rgba(255,255,255,.08);border-radius:0 0 0 100%;pointer-events:none}
footer .logo-foot{height:26px;width:auto;margin-bottom:16px}

/* ---------- Reveal animations ---------- */
.rv{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.rv.in{opacity:1;transform:none}
.rv-d1{transition-delay:.12s}.rv-d2{transition-delay:.24s}.rv-d3{transition-delay:.36s}
@media(prefers-reduced-motion:reduce){.rv{opacity:1;transform:none;transition:none}}

/* ---------- Placeholder de imagen (fallback si el stock falla) ---------- */
.ph-fallback{
  background:
    radial-gradient(120% 120% at 0% 100%,var(--sand) 0%,var(--sand-2) 55%,var(--sand-1) 100%);
  position:relative;width:100%;height:100%;min-height:200px;
}
.ph-fallback::after{
  content:"HEGUM";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:var(--font-display);font-weight:900;letter-spacing:.35em;color:rgba(67,67,69,.18);font-size:.85rem;
}

/* ---------- Página: calculadora house hacking ---------- */
.calc{background:var(--white);border-radius:calc(var(--r) + 8px);box-shadow:var(--shadow-lg);padding:36px;max-width:720px}
.calc .row{display:flex;justify-content:space-between;align-items:baseline;gap:10px;margin:8px 0}
.calc input[type=range]{width:100%;accent-color:var(--green);margin:6px 0 18px}
.calc .big-result{
  font-family:var(--font-display);font-weight:900;font-size:clamp(2rem,4vw,3rem);color:var(--green);
}
.calc .strike{color:var(--iron);text-decoration:line-through;font-size:1.1rem}

/* ---------- Contact router ---------- */
.router .card{cursor:pointer;text-align:left;display:flex;flex-direction:column;gap:8px}
.router .card .arrow{margin-top:auto;color:var(--green);font-size:1.2rem;transition:transform .2s}
.router .card:hover .arrow{transform:translateX(6px)}

/* ---------- Sticky CTA móvil (ficha) ---------- */
.sticky-cta{
  position:fixed;bottom:0;left:0;right:0;z-index:90;display:none;
  background:var(--white);box-shadow:0 -8px 30px rgba(0,0,0,.12);
  padding:12px 16px;gap:10px;
}
.sticky-cta .btn{flex:1;justify-content:center;padding:13px 10px;font-size:.66rem}
@media(max-width:760px){.sticky-cta{display:flex}}

/* ---------- Nota interna (solo revisión — quitar en prod) ---------- */
.dev-note{
  background:#fff7e8;border:1px dashed #d9a13c;color:#8a6413;
  font-size:.72rem;padding:8px 14px;border-radius:8px;margin:10px auto;max-width:var(--maxw);
}