/* ==========================================================================
   METALES DECORADOS — Sistema visual base
   Direccion: acero oscuro + laton. Fotografia protagonista, tipografia amplia.
   ========================================================================== */

:root{
  /* Superficies */
  --bg:            #0d0e10;
  --bg-2:          #131519;
  --panel:         #17191d;
  --panel-2:       #1d2025;
  --line:          #262a30;
  --line-soft:     #1f2329;

  /* Texto */
  --tx:            #edeef0;
  --tx-2:          #b9bec5;
  --tx-3:          #868d96;

  /* Laton / acento */
  --brass:         #c8a04a;
  --brass-hi:      #e7cd8b;
  --brass-lo:      #8f6f28;
  --brass-glow:    rgba(200,160,74,.16);

  /* Utilidad */
  --wa:            #25d366;
  --radius:        14px;
  --radius-lg:     22px;
  --shadow:        0 24px 60px -24px rgba(0,0,0,.85);
  --maxw:          1240px;
  --ease:          cubic-bezier(.22,.61,.36,1);

  --ff-display:    'Sora', 'Segoe UI', system-ui, sans-serif;
  --ff-body:       'Inter', 'Segoe UI', system-ui, sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
/* [hidden] debe ganarle a cualquier display de clase (visor, tarjetas desactivadas) */
[hidden]{ display:none !important; }
html{ scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body{
  margin:0; background:var(--bg); color:var(--tx);
  font-family:var(--ff-body); font-size:16px; line-height:1.65;
  -webkit-font-smoothing:antialiased; overflow-x:hidden;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; color:inherit; cursor:pointer; }
h1,h2,h3,h4{ font-family:var(--ff-display); font-weight:600; line-height:1.1; letter-spacing:-.02em; margin:0; }

.wrap{ width:100%; max-width:var(--maxw); margin:0 auto; padding:0 24px; }
.section{ padding:104px 0; position:relative; }
.section--tight{ padding:72px 0; }
.section--alt{ background:var(--bg-2); }

/* Filete de laton: detalle recurrente inspirado en el metal */
.rule{ height:1px; width:64px; background:linear-gradient(90deg,var(--brass),transparent); margin-bottom:22px; }

.eyebrow{
  font-size:11.5px; letter-spacing:.22em; text-transform:uppercase;
  color:var(--brass); font-weight:600; margin:0 0 14px;
}
.h-xl{ font-size:clamp(2.4rem,6vw,4.4rem); }
.h-lg{ font-size:clamp(2rem,4.2vw,3.1rem); }
.h-md{ font-size:clamp(1.35rem,2.4vw,1.75rem); }
.lede{ color:var(--tx-2); font-size:clamp(1rem,1.5vw,1.17rem); max-width:58ch; }
.muted{ color:var(--tx-3); }
.sec-head{ margin-bottom:56px; max-width:70ch; }

/* ---------- Botones ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:15px 28px; border-radius:100px; border:1px solid transparent;
  font-weight:600; font-size:15px; letter-spacing:.01em; white-space:nowrap;
  transition:transform .35s var(--ease), background .3s, border-color .3s, box-shadow .3s;
}
.btn:hover{ transform:translateY(-2px); }
.btn:active{ transform:translateY(0); }
.btn--primary{
  background:linear-gradient(135deg,var(--brass-hi),var(--brass) 45%,var(--brass-lo));
  color:#181206; box-shadow:0 12px 34px -14px rgba(200,160,74,.75);
}
.btn--primary:hover{ box-shadow:0 18px 44px -14px rgba(200,160,74,.9); }
.btn--ghost{ border-color:var(--line); background:rgba(255,255,255,.02); color:var(--tx); }
.btn--ghost:hover{ border-color:var(--brass); background:var(--brass-glow); }
.btn--wa{ background:var(--wa); color:#04240f; box-shadow:0 12px 34px -14px rgba(37,211,102,.7); }
.btn--sm{ padding:11px 20px; font-size:13.5px; }
.btn--block{ width:100%; }

/* ---------- Header ---------- */
.hdr{
  position:fixed; inset:0 0 auto 0; z-index:80; padding:18px 0;
  transition:background .35s, padding .35s, border-color .35s, backdrop-filter .35s;
  border-bottom:1px solid transparent;
}
.hdr.is-stuck{
  background:rgba(13,14,16,.85); backdrop-filter:blur(14px) saturate(1.4);
  border-bottom-color:var(--line-soft); padding:11px 0;
}
/* backdrop-filter en .hdr crea un "containing block" para hijos position:fixed
   (como .nav en movil): si el menu se abre con el header ya pegado, quedaria
   fijado relativo al header en vez de a toda la pantalla. Se quita mientras
   el menu esta abierto para que .nav siempre se posicione contra el viewport. */
body.nav-open .hdr{ backdrop-filter:none; }
.hdr__in{ display:flex; align-items:center; justify-content:space-between; gap:24px; }
.brand{ display:flex; align-items:center; gap:12px; flex:none; }
.brand__mark{
  width:38px; height:38px; border-radius:9px; flex:none;
  background:linear-gradient(140deg,#2a2d33,#101215);
  border:1px solid var(--line); display:grid; place-items:center;
}
.brand__mark span{
  font-family:var(--ff-display); font-weight:700; font-size:15px;
  background:linear-gradient(140deg,var(--brass-hi),var(--brass-lo));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.brand__tx{ display:flex; flex-direction:column; line-height:1.15; white-space:nowrap; }
.brand__tx b{ font-family:var(--ff-display); font-size:15px; font-weight:600; letter-spacing:.01em; }
.brand__tx small{ font-size:10.5px; letter-spacing:.16em; text-transform:uppercase; color:var(--tx-3); }

.nav{ display:flex; align-items:center; gap:30px; }
.nav a{ white-space:nowrap; }
.nav a{ font-size:14.5px; color:var(--tx-2); transition:color .25s; position:relative; }
.nav a::after{
  content:''; position:absolute; left:0; bottom:-6px; height:1px; width:0;
  background:var(--brass); transition:width .3s var(--ease);
}
.nav a:hover{ color:var(--tx); } .nav a:hover::after{ width:100%; }
.hdr__cta{ display:flex; align-items:center; gap:12px; }

.burger{ display:none; background:none; border:0; padding:8px; }
.burger span{ display:block; width:22px; height:1.5px; background:var(--tx); margin:5px 0; transition:.3s var(--ease); }
.burger.is-open span:nth-child(1){ transform:translateY(6.5px) rotate(45deg); }
.burger.is-open span:nth-child(2){ opacity:0; }
.burger.is-open span:nth-child(3){ transform:translateY(-6.5px) rotate(-45deg); }

@media (max-width:1150px){ .nav{ gap:20px; } .nav a{ font-size:13.5px; } }

@media (max-width:960px){
  .nav{
    position:fixed; inset:0; flex-direction:column; justify-content:center; gap:8px;
    background:rgba(13,14,16,.97); backdrop-filter:blur(20px);
    opacity:0; pointer-events:none; transition:opacity .3s;
  }
  .nav.is-open{ opacity:1; pointer-events:auto; }
  .nav a{ font-size:24px; font-family:var(--ff-display); padding:12px; color:var(--tx); }
  .burger{ display:block; z-index:90; }
  .hdr__cta .btn{ display:none; }
}

/* Celulares: marca, controles y menu tienen que caber en una fila. Si no
   alcanza, el nombre se recorta en lugar de empujar el menu fuera de pantalla. */
@media (max-width:480px){
  .hdr__in{ padding:0 16px; gap:8px; }
  .hdr .brand{ flex:0 1 auto; min-width:0; gap:10px; }
  .hdr .brand__tx{ min-width:0; overflow:hidden; }
  .hdr .brand__tx b{ overflow:hidden; text-overflow:ellipsis; }
  .hdr__cta{ flex:none; gap:6px; }
}

/* ---------- Hero ---------- */
.hero{ position:relative; min-height:100svh; display:flex; align-items:center; padding:140px 0 80px; overflow:hidden; }
.hero__bg{ position:absolute; inset:0; z-index:0; }
.hero__bg img{ width:100%; height:100%; object-fit:cover; }
.hero__bg::after{
  content:''; position:absolute; inset:0;
  background:
    linear-gradient(90deg, rgba(13,14,16,.96) 0%, rgba(13,14,16,.82) 42%, rgba(13,14,16,.45) 75%, rgba(13,14,16,.72) 100%),
    linear-gradient(180deg, rgba(13,14,16,.7) 0%, transparent 30%, rgba(13,14,16,.9) 100%);
}
.hero__in{ position:relative; z-index:2; max-width:760px; }
.hero h1{ margin:0 0 22px; }
.hero h1 em{
  font-style:normal;
  background:linear-gradient(120deg,var(--brass-hi),var(--brass) 60%,var(--brass-lo));
  -webkit-background-clip:text; background-clip:text; color:transparent;
}
.hero .lede{ margin:0 0 36px; font-size:clamp(1.02rem,1.7vw,1.24rem); }
.hero__btns{ display:flex; flex-wrap:wrap; gap:14px; }
.hero__scroll{
  position:absolute; left:50%; bottom:28px; transform:translateX(-50%); z-index:2;
  font-size:10.5px; letter-spacing:.2em; text-transform:uppercase; color:var(--tx-3);
  display:flex; flex-direction:column; align-items:center; gap:10px;
}
.hero__scroll i{ width:1px; height:36px; background:linear-gradient(var(--brass),transparent); animation:pulse 2.4s infinite; }
@keyframes pulse{ 0%,100%{opacity:.25} 50%{opacity:1} }

/* ---------- Barra de datos ---------- */
.strip{ border-top:1px solid var(--line-soft); border-bottom:1px solid var(--line-soft); background:var(--bg-2); }
.strip__grid{ display:grid; grid-template-columns:repeat(4,1fr); }
.strip__i{ padding:30px 26px; border-right:1px solid var(--line-soft); }
.strip__i:last-child{ border-right:0; }
.strip__i b{ display:block; font-family:var(--ff-display); font-size:1.15rem; margin-bottom:3px; }
.strip__i span{ font-size:13px; color:var(--tx-3); }
@media (max-width:860px){
  .strip__grid{ grid-template-columns:1fr 1fr; }
  .strip__i:nth-child(2n){ border-right:0; }
  .strip__i{ border-bottom:1px solid var(--line-soft); }
}

/* ---------- Rejilla y tarjetas ---------- */
.grid{ display:grid; gap:22px; }
.grid--3{ grid-template-columns:repeat(3,1fr); }
.grid--2{ grid-template-columns:repeat(2,1fr); }
@media (max-width:960px){ .grid--3{ grid-template-columns:repeat(2,1fr); } }
@media (max-width:640px){ .grid--3,.grid--2{ grid-template-columns:1fr; } }

.card{
  position:relative; border:1px solid var(--line); border-radius:var(--radius-lg);
  overflow:hidden; background:var(--panel); display:flex; flex-direction:column;
  transition:transform .5s var(--ease), border-color .4s, box-shadow .5s;
}
.card:hover{ transform:translateY(-6px); border-color:rgba(200,160,74,.45); box-shadow:var(--shadow); }
.card__media{ position:relative; aspect-ratio:4/3; overflow:hidden; background:var(--panel-2); }
.card__media img{ width:100%; height:100%; object-fit:cover; transition:transform .8s var(--ease); }
.card:hover .card__media img{ transform:scale(1.06); }
.card__body{ padding:26px; display:flex; flex-direction:column; gap:12px; flex:1; }
.card__body h3{ font-size:1.28rem; }
.card__body p{ margin:0; color:var(--tx-2); font-size:14.7px; flex:1; }
.card__link{
  display:inline-flex; align-items:center; gap:8px; font-size:13.5px; font-weight:600;
  color:var(--brass); margin-top:4px; background:none; border:0; padding:0; text-align:left;
}
.card__link svg{ transition:transform .35s var(--ease); }
.card:hover .card__link svg{ transform:translateX(5px); }

.tag{
  position:absolute; top:14px; left:14px; z-index:2;
  background:rgba(13,14,16,.78); backdrop-filter:blur(8px);
  border:1px solid var(--line); border-radius:100px;
  padding:6px 13px; font-size:11px; letter-spacing:.1em; text-transform:uppercase; color:var(--tx-2);
}

/* ---------- Placeholders de fotografia ---------- */
.ph{
  position:absolute; inset:0;
  display:flex; flex-direction:column; align-items:center; justify-content:center; gap:8px;
  background:repeating-linear-gradient(135deg, #1a1d21 0 12px, #16181c 12px 24px);
  border:1px dashed rgba(200,160,74,.35); color:var(--brass);
  text-align:center; padding:20px;
}
.ph b{ font-family:var(--ff-display); font-size:11.5px; letter-spacing:.16em; text-transform:uppercase; }
.ph span{ font-size:12px; color:var(--tx-3); max-width:26ch; line-height:1.4; }
.ph svg{ opacity:.45; }

/* ---------- Bloque CTA ---------- */
.cta-band{
  border:1px solid var(--line); border-radius:var(--radius-lg); padding:52px;
  background:
    radial-gradient(120% 160% at 88% 0%, rgba(200,160,74,.14), transparent 58%),
    linear-gradient(160deg,var(--panel),#101216);
  display:flex; align-items:center; justify-content:space-between; gap:36px; flex-wrap:wrap;
}
.cta-band h2{ margin-bottom:10px; }
.cta-band p{ margin:0; color:var(--tx-2); max-width:52ch; }
.cta-band__btns{ display:flex; gap:12px; flex-wrap:wrap; }

/* ---------- Formularios ---------- */
.field{ display:flex; flex-direction:column; gap:8px; margin-bottom:18px; }
.field label{ font-size:13px; font-weight:600; color:var(--tx-2); letter-spacing:.01em; }
.field label i{ color:var(--brass); font-style:normal; }
.input, .select, .textarea{
  width:100%; padding:14px 16px; background:#101216; color:var(--tx);
  border:1px solid var(--line); border-radius:11px; font:inherit; font-size:15px;
  transition:border-color .25s, box-shadow .25s;
}
.input:focus,.select:focus,.textarea:focus{
  outline:none; border-color:var(--brass); box-shadow:0 0 0 3px var(--brass-glow);
}
.textarea{ min-height:120px; resize:vertical; }
.select{
  appearance:none;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23868d96' stroke-width='1.6' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat:no-repeat; background-position:right 16px center; padding-right:42px;
}
.hint{ font-size:12.5px; color:var(--tx-3); }
.form-grid{ display:grid; grid-template-columns:1fr 1fr; gap:0 18px; }
@media (max-width:640px){ .form-grid{ grid-template-columns:1fr; } }

/* Seleccion tipo chip */
.chips{ display:grid; grid-template-columns:repeat(auto-fit,minmax(148px,1fr)); gap:10px; }
.chip{
  border:1px solid var(--line); background:#101216; border-radius:12px;
  padding:16px 14px; text-align:center; font-size:14px; font-weight:500;
  transition:all .3s var(--ease); display:flex; flex-direction:column; align-items:center; gap:9px;
}
.chip svg{ color:var(--tx-3); transition:color .3s; }
.chip:hover{ border-color:rgba(200,160,74,.5); transform:translateY(-2px); }
.chip.is-on{ border-color:var(--brass); background:var(--brass-glow); color:var(--brass-hi); }
.chip.is-on svg{ color:var(--brass); }

/* ---------- WhatsApp flotante ---------- */
.wa-float{
  position:fixed; right:22px; bottom:22px; z-index:70;
  width:58px; height:58px; border-radius:50%; background:var(--wa);
  display:grid; place-items:center; color:#04240f;
  box-shadow:0 14px 34px -10px rgba(37,211,102,.6); border:0;
}
.wa-float::after{
  content:''; position:absolute; inset:-6px; border-radius:50%;
  border:1.5px solid rgba(37,211,102,.4); animation:ring 2.6s infinite;
}
@keyframes ring{ 0%{transform:scale(.9);opacity:.9} 70%{transform:scale(1.25);opacity:0} 100%{opacity:0} }

/* ---------- Footer ---------- */
.ftr{ background:#0a0b0d; border-top:1px solid var(--line-soft); padding:72px 0 34px; }
.ftr__grid{ display:grid; grid-template-columns:1.6fr 1fr 1fr; gap:44px; margin-bottom:48px; }
@media (max-width:800px){ .ftr__grid{ grid-template-columns:1fr; gap:34px; } }
.ftr h4{ font-size:12px; letter-spacing:.18em; text-transform:uppercase; color:var(--tx-3); margin-bottom:16px; font-weight:600; }
.ftr ul{ list-style:none; margin:0; padding:0; display:flex; flex-direction:column; gap:10px; }
.ftr a{ color:var(--tx-2); font-size:14.5px; transition:color .25s; }
.ftr a:hover{ color:var(--brass); }
.ftr__bot{ border-top:1px solid var(--line-soft); padding-top:26px; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; font-size:13px; color:var(--tx-3); }

/* ---------- Marcas de propuesta / pendientes ---------- */
.devnote{
  border-left:2px solid var(--brass); background:rgba(200,160,74,.07);
  padding:12px 16px; border-radius:0 10px 10px 0; font-size:13px; color:var(--tx-2);
  margin:18px 0;
}
.devnote b{ color:var(--brass); }
.pend{
  display:inline-block; background:rgba(200,160,74,.12); border:1px dashed rgba(200,160,74,.5);
  color:var(--brass-hi); border-radius:6px; padding:1px 8px; font-size:11.5px;
  letter-spacing:.04em; font-weight:600; white-space:nowrap;
}

/* Cinta superior que identifica la propuesta (se elimina al publicar) */
.demo-bar{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background:linear-gradient(90deg,var(--brass-lo),var(--brass));
  color:#1a1305; font-size:12px; font-weight:600; text-align:center; padding:5px 12px;
  letter-spacing:.02em; line-height:16px;
  /* Siempre en una linea (26px): el header se coloca justo debajo.
     En celular el texto largo se recorta en vez de tapar el header. */
  white-space:nowrap; overflow:hidden; text-overflow:ellipsis;
}
body.has-demo-bar .hdr{ top:26px; }
body.has-demo-bar{ padding-top:26px; }

/* ---------- Animaciones de entrada ---------- */
.rv{ opacity:0; transform:translateY(26px); transition:opacity .8s var(--ease), transform .8s var(--ease); }
.rv.in{ opacity:1; transform:none; }
@media (prefers-reduced-motion:reduce){
  .rv{ opacity:1; transform:none; transition:none; }
  *{ animation:none !important; scroll-behavior:auto !important; }
}