/* =========================================================
   ECONSA — Constructora San Alberto SpA
   Hoja de estilos del sitio (basada en el sistema de diseño ECONSA)
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Carlito:ital,wght@0,400;0,700;1,400;1,700&display=swap');

:root{
  /* ---- Marca: verde ECONSA ---- */
  --green-900:#254A20;
  --green-800:#2F5E28;
  --green-700:#3A7132;
  --green-600:#43813B;
  --green-500:#4A8B41;
  --green-400:#6AA861;
  --green-300:#98C591;
  --green-200:#C7E0C2;
  --green-100:#E7F1E5;
  --green-50:#F3F8F1;

  /* ---- Neutros ---- */
  --ink-900:#191C19;
  --ink-800:#22271F;
  --ink-700:#333733;
  --gray-600:#585B58;
  --gray-500:#6E726E;
  --gray-400:#989C98;
  --gray-300:#C7CAC6;
  --gray-200:#E3E6E1;
  --gray-100:#F1F3EF;
  --gray-50:#F7F8F5;
  --white:#FFFFFF;

  /* ---- Semánticos ---- */
  --danger-500:#C94436;
  --info-100:#E1EEF4;
  --info-600:#2C6E8F;
  --success-100:#E7F1E5;
  --success-600:#3A7132;
  --warning-100:#FBF0DA;
  --warning-600:#B7791F;

  /* ---- Alias ---- */
  --text-body:var(--ink-700);
  --text-muted:var(--gray-500);
  --text-faint:var(--gray-400);
  --text-link:var(--green-700);
  --text-link-hover:var(--green-800);
  --border-subtle:var(--gray-200);
  --border-default:var(--gray-300);
  --focus-ring:var(--green-500);

  /* ---- Tipografía ---- */
  --font-display:'Calibri','Carlito',system-ui,-apple-system,sans-serif;
  --font-body:'Calibri','Carlito',system-ui,-apple-system,sans-serif;
  --font-mono:'Consolas','IBM Plex Mono',ui-monospace,'SFMono-Regular',monospace;

  /* ---- Radios / sombras ---- */
  --radius-sm:4px;
  --radius-md:6px;
  --radius-pill:999px;
  --shadow-xs:0 1px 2px rgba(25,28,25,0.06);
  --shadow-sm:0 1px 3px rgba(25,28,25,0.08),0 1px 2px rgba(25,28,25,0.04);
  --shadow-md:0 4px 12px rgba(25,28,25,0.08),0 1px 3px rgba(25,28,25,0.05);
  --shadow-lg:0 12px 28px rgba(25,28,25,0.12),0 4px 8px rgba(25,28,25,0.06);
  --shadow-focus:0 0 0 3px rgba(74,139,65,0.32);

  --ease-standard:cubic-bezier(0.2,0,0,1);
  --dur-fast:120ms;
  --dur-base:200ms;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:var(--white);
  font-family:var(--font-body);
  color:var(--ink-900);
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:var(--text-link);text-decoration:none}
a:hover{color:var(--text-link-hover)}
button{font:inherit}
h1,h2,h3,h4,p{margin:0}

.container{max-width:1200px;margin:0 auto;padding:0 24px}
.container-narrow{max-width:760px;margin:0 auto;padding:0 24px}
.container-md{max-width:1000px;margin:0 auto;padding:0 24px}

/* ---------- Utilidades de textura ---------- */
.hatch-dark{background-image:repeating-linear-gradient(45deg,transparent,transparent 22px,rgba(255,255,255,0.03) 22px,rgba(255,255,255,0.03) 23px)}
.hatch-light{background-image:repeating-linear-gradient(45deg,transparent,transparent 11px,rgba(74,139,65,0.06) 11px,rgba(74,139,65,0.06) 12px)}

/* ---------- Animación de entrada ---------- */
@keyframes econsaFade{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.fade-in{animation:econsaFade .5s ease both}
@media (prefers-reduced-motion: reduce){
  .fade-in{animation:none}
  html{scroll-behavior:auto}
}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:60;
  background:rgba(255,255,255,0.92);
  backdrop-filter:blur(8px);
  -webkit-backdrop-filter:blur(8px);
  border-bottom:1px solid var(--border-subtle);
}
.site-header .bar{
  height:74px;display:flex;align-items:center;justify-content:space-between;gap:24px;
}
.site-header .logo-link{background:none;border:none;cursor:pointer;padding:0;display:flex;align-items:center}
.site-header .logo-link img{height:36px;width:auto}

.nav{display:flex;align-items:center;gap:2px}
.navlink{
  position:relative;background:none;border:none;cursor:pointer;
  font-family:var(--font-body);font-size:15px;font-weight:600;color:var(--text-body);
  padding:8px 14px;border-radius:var(--radius-sm);
  transition:color var(--dur-base) var(--ease-standard);
  text-decoration:none;display:inline-block;
}
.navlink:hover{color:var(--green-600)}
.navlink.active{color:var(--green-600)}
.navlink.active::after{content:"";position:absolute;left:14px;right:14px;bottom:2px;height:2px;background:var(--green-500)}

.header-cta{display:flex;align-items:center;gap:12px}
.icon-btn{
  display:inline-flex;align-items:center;justify-content:center;width:40px;height:40px;
  border-radius:var(--radius-sm);border:1px solid var(--border-subtle);color:var(--green-600);
  transition:background var(--dur-fast) var(--ease-standard);
}
.icon-btn:hover{background:var(--green-50)}

.burger{
  display:none;align-items:center;justify-content:center;width:42px;height:42px;
  background:none;border:1px solid var(--border-subtle);border-radius:var(--radius-sm);cursor:pointer;color:var(--ink-900);
}
.mobile-menu{border-top:1px solid var(--border-subtle);background:var(--white);padding:8px 24px 16px;display:none}
.mobile-menu.open{display:block}
.mobile-menu .navlink{display:block;width:100%;text-align:left;border-bottom:1px solid var(--gray-100);font-size:17px;padding:14px 4px;border-radius:0}
.mobile-menu .navlink.active::after{display:none}

@media(max-width:900px){
  .nav{display:none !important}
  .header-cta{display:none !important}
  .burger{display:inline-flex !important}
}

/* ---------- Botones ---------- */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  font-family:var(--font-body);font-weight:600;font-size:16px;line-height:1;letter-spacing:.01em;
  padding:11px 20px;min-height:44px;border-radius:var(--radius-sm);cursor:pointer;
  border:1px solid transparent;text-decoration:none;white-space:nowrap;
  transition:background var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);
}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--green-500);border-color:var(--green-500);color:var(--white)}
.btn-primary:hover{background:var(--green-600);border-color:var(--green-600);color:var(--white)}
.btn-secondary{background:var(--white);border-color:var(--green-500);color:var(--green-700)}
.btn-secondary:hover{background:var(--green-50);color:var(--green-700)}
.btn-secondary-inverse{background:transparent;border-color:rgba(255,255,255,0.35);color:var(--white)}
.btn-secondary-inverse:hover{background:rgba(255,255,255,0.1);color:var(--white)}
.btn-lg{font-size:18px;padding:14px 26px;min-height:52px;gap:10px}
.btn-full{display:flex;width:100%}
.btn[disabled]{opacity:.45;cursor:not-allowed}

/* ---------- Tarjetas ---------- */
.card{
  background:var(--white);border:1px solid var(--border-subtle);border-radius:var(--radius-md);
  box-shadow:var(--shadow-sm);
}
.card.accent{border-top:3px solid var(--green-500)}
.card.pad-lg{padding:32px}
.card.interactive{cursor:pointer;transition:box-shadow var(--dur-base) var(--ease-standard), transform var(--dur-base) var(--ease-standard)}
.card.interactive:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.card.flush{padding:0;overflow:hidden}

/* ---------- Badge ---------- */
.badge{
  display:inline-flex;align-items:center;gap:6px;font-family:var(--font-body);font-size:12px;font-weight:600;
  letter-spacing:.02em;line-height:1;padding:4px 10px;border-radius:var(--radius-pill);white-space:nowrap;
  border:1px solid transparent;
}
.badge-neutral{background:var(--gray-100);color:var(--ink-700);border-color:var(--gray-200)}
.badge-brand{background:var(--green-100);color:var(--green-800);border-color:var(--green-200)}
.badge-solid{background:var(--green-500);color:var(--white)}
.badge-info{background:var(--info-100);color:var(--info-600)}

/* ---------- Section heading ---------- */
.section-heading{display:flex;flex-direction:column;gap:12px}
.section-heading.center{text-align:center;align-items:center;max-width:720px;margin:0 auto}
.eyebrow{
  display:inline-flex;align-items:center;gap:10px;font-family:var(--font-body);font-size:13px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;color:var(--green-600);
}
.eyebrow .rule{width:22px;height:2px;background:var(--green-500);display:inline-block}
.eyebrow.on-dark{color:var(--green-300)}
.section-heading h1,.section-heading h2{
  font-family:var(--font-display);font-weight:700;font-size:32px;line-height:1.25;letter-spacing:-.02em;color:var(--ink-900);
}
.section-heading .desc{font-family:var(--font-body);font-size:18px;line-height:1.55;color:var(--text-muted);max-width:640px}
.section-heading.center .desc{margin:0 auto}
.section-heading.on-dark h1,.section-heading.on-dark h2{color:var(--white)}
.section-heading.on-dark .desc{color:var(--gray-300)}

/* ---------- Stat ---------- */
.stat{display:flex;flex-direction:column;gap:4px}
.stat .stat-value{
  display:flex;align-items:baseline;gap:2px;font-family:var(--font-display);font-weight:700;
  font-size:40px;line-height:1;color:var(--ink-900);letter-spacing:-.02em;
}
.stat .stat-suffix{font-size:24px;color:var(--green-500)}
.stat .stat-label{font-family:var(--font-body);font-size:14px;color:var(--text-muted);font-weight:500}

/* ---------- Formularios ---------- */
.field{display:flex;flex-direction:column;gap:6px}
.field label{font-family:var(--font-body);font-size:14px;font-weight:600;color:var(--ink-900)}
.field input,.field textarea{
  width:100%;font-family:var(--font-body);font-size:16px;color:var(--text-body);
  padding:11px 14px;background:var(--white);border:1px solid var(--border-default);
  border-radius:var(--radius-sm);outline:none;
  transition:border-color var(--dur-fast) var(--ease-standard), box-shadow var(--dur-fast) var(--ease-standard);
}
.field textarea{resize:vertical;line-height:1.55}
.field input:focus,.field textarea:focus{border-color:var(--green-500);box-shadow:var(--shadow-focus)}
.field .hint{font-family:var(--font-body);font-size:12px;color:var(--text-muted)}

/* ---------- Hero ---------- */
.hero{position:relative;background:var(--ink-900);color:var(--white);overflow:hidden}
.hero .bg{position:absolute;inset:0;background:linear-gradient(115deg,#191c19 0%,#22271f 44%,#2f5e28 150%)}
.hero .hatch{position:absolute;inset:0;opacity:.4}
.hero-grid{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:96px 24px}
.hero h1{
  font-family:var(--font-display);font-weight:700;font-size:clamp(40px,6vw,64px);line-height:1.05;letter-spacing:-.02em;margin:20px 0 0;
}
.hero h1 .accent{color:var(--green-400)}
.hero p.lead{font-family:var(--font-body);font-size:19px;line-height:1.6;color:var(--gray-300);max-width:520px;margin:22px 0 0}
.hero .cta-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:32px}
.hero-media{position:relative;aspect-ratio:4/5;border-radius:var(--radius-md);overflow:hidden;
  background:linear-gradient(135deg,#22271f 0%,#333733 100%);border:1px solid rgba(255,255,255,0.12)}
.hero-media .placeholder{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:10px;color:rgba(255,255,255,0.55)}
.hero-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero-stats{position:relative;border-top:1px solid rgba(255,255,255,0.12);background:rgba(0,0,0,0.2)}
.hero-stats .grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 24px}
.hero-stats .value{font-family:var(--font-display);font-weight:700;font-size:34px;line-height:1;letter-spacing:-.02em;color:var(--white)}
.hero-stats .value .suffix{color:var(--green-400);font-size:24px}
.hero-stats .label{font-family:var(--font-body);font-size:14px;color:var(--gray-300);margin-top:6px}

@media(max-width:900px){
  .hero-grid{grid-template-columns:1fr !important}
  .hero-media{display:none !important}
}

/* ---------- Grillas genéricas ---------- */
.grid-4{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:24px}
.grid-3{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:32px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:24px}
.grid-posts{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:28px}

/* ---------- Servicio ---------- */
.service-icon{width:52px;height:52px;border-radius:var(--radius-md);background:var(--green-100);color:var(--green-600);
  display:flex;align-items:center;justify-content:center;margin-bottom:18px}
.service-title{font-family:var(--font-display);font-weight:700;font-size:21px;color:var(--ink-900);margin:0 0 8px;letter-spacing:-.01em}
.service-desc{font-family:var(--font-body);font-size:15px;line-height:1.55;color:var(--text-muted);margin:0}

/* ---------- Proyecto thumb ---------- */
.project-thumb{position:relative;aspect-ratio:16/10;background:linear-gradient(135deg,#eef2ec 0%,#dfe6db 100%);display:flex;align-items:center;justify-content:center;overflow:hidden}
.project-thumb img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.project-thumb .placeholder{position:relative;color:var(--gray-400);display:flex;flex-direction:column;align-items:center;gap:8px}
.project-thumb .placeholder span{font-size:13px;font-weight:500;color:var(--gray-400)}
.project-body{padding:20px}
.project-body h3{font-family:var(--font-display);font-weight:700;font-size:18px;color:var(--ink-900);margin:0;letter-spacing:-.01em}

/* ---------- Razones (por qué ECONSA) ---------- */
.reason-icon{width:48px;height:48px;border-radius:var(--radius-md);background:rgba(106,168,97,0.18);color:var(--green-400);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.reason-title{font-family:var(--font-display);font-weight:700;font-size:19px;margin:0 0 8px;color:var(--white)}
.reason-desc{font-family:var(--font-body);font-size:15px;line-height:1.55;color:var(--gray-300);margin:0}

/* ---------- CTA banner ---------- */
.cta-banner{
  border:1px solid var(--border-subtle);border-top:3px solid var(--green-500);border-radius:var(--radius-md);
  background:var(--gray-50);padding:48px;display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:28px;
}
.cta-banner h2{font-family:var(--font-display);font-weight:700;font-size:30px;letter-spacing:-.02em;color:var(--ink-900);margin:0 0 8px}
.cta-banner p{font-family:var(--font-body);font-size:17px;color:var(--text-muted);margin:0;max-width:520px}
.whatsapp-link{
  display:inline-flex;align-items:center;gap:8px;background:var(--green-500);color:var(--white);
  font-family:var(--font-body);font-weight:700;font-size:15px;padding:13px 22px;border-radius:var(--radius-sm);
  transition:background var(--dur-fast) var(--ease-standard);
}
.whatsapp-link:hover{background:var(--green-600);color:var(--white)}

/* ---------- Contacto ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
.contact-primary{
  display:flex;align-items:center;gap:18px;background:var(--green-500);color:var(--white);
  border-radius:var(--radius-md);padding:24px 26px;box-shadow:var(--shadow-sm);
}
.contact-primary:hover{color:var(--white)}
.contact-primary .icon-wrap{flex:0 0 auto;width:52px;height:52px;border-radius:var(--radius-md);background:rgba(255,255,255,0.18);display:flex;align-items:center;justify-content:center}
.contact-primary .label{display:block;font-family:var(--font-body);font-size:14px;opacity:.85}
.contact-primary .value{display:block;font-family:var(--font-display);font-weight:700;font-size:22px;letter-spacing:-.01em}
.contact-item{display:flex;align-items:center;gap:16px;background:var(--white);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:18px 20px;color:inherit}
.contact-item:hover{color:inherit;border-color:var(--green-300)}
.contact-item .icon-wrap{flex:0 0 auto;width:46px;height:46px;border-radius:var(--radius-md);background:var(--green-100);color:var(--green-600);display:flex;align-items:center;justify-content:center}
.contact-item .value{display:block;font-family:var(--font-body);font-size:16px;font-weight:700;color:var(--ink-900)}
.contact-item .sub{display:block;font-family:var(--font-body);font-size:14px;color:var(--text-muted)}
.contact-form-card{background:var(--white);border:1px solid var(--border-subtle);border-radius:var(--radius-md);padding:32px;box-shadow:var(--shadow-md)}
.contact-form-card h3{font-family:var(--font-display);font-weight:700;font-size:20px;color:var(--ink-900);margin:0 0 18px}
.form-note{font-family:var(--font-body);font-size:12px;color:var(--text-faint);margin:0;text-align:center}
.form-success{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;min-height:340px;gap:14px}
.form-success .check{width:64px;height:64px;border-radius:50%;background:var(--green-100);color:var(--green-600);display:flex;align-items:center;justify-content:center}
.form-success h3{font-family:var(--font-display);font-weight:700;font-size:22px;color:var(--ink-900);margin:0}
.form-success p{font-family:var(--font-body);font-size:15px;color:var(--text-muted);margin:0}

@media(max-width:900px){ .contact-grid{grid-template-columns:1fr !important} }

/* ---------- Publicaciones ---------- */
.post-card{display:flex;flex-direction:column}
.post-thumb{position:relative;aspect-ratio:16/9;background:linear-gradient(135deg,#eef2ec 0%,#dfe6db 100%);display:flex;align-items:center;justify-content:center;overflow:hidden}
.post-thumb .placeholder{position:relative;color:var(--gray-400)}
.post-body{padding:24px;display:flex;flex-direction:column;gap:12px;flex:1}
.post-meta{display:flex;align-items:center;gap:12px}
.post-date{font-family:var(--font-mono);font-size:12.5px;color:var(--text-faint)}
.post-title{font-family:var(--font-display);font-weight:700;font-size:20px;line-height:1.25;color:var(--ink-900);margin:0;letter-spacing:-.01em}
.post-excerpt{font-family:var(--font-body);font-size:15px;line-height:1.55;color:var(--text-muted);margin:0;flex:1}
.post-cta{display:inline-flex;align-items:center;gap:6px;font-family:var(--font-body);font-size:14px;font-weight:700;color:var(--green-600);margin-top:4px}

/* ---------- Página oscura genérica (Por qué ECONSA) ---------- */
.dark-section{position:relative;background:var(--ink-900);color:var(--white);overflow:hidden}
.dark-section .hatch{position:absolute;inset:0;opacity:.35}

/* ---------- Footer ---------- */
.site-footer{position:relative;background:var(--ink-900);color:var(--gray-300);overflow:hidden}
.site-footer .hatch{position:absolute;inset:0;opacity:.3}
.footer-grid{position:relative;display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px;padding:56px 24px 32px}
.footer-grid img{height:34px;width:auto}
.footer-about{font-family:var(--font-body);font-size:14px;line-height:1.6;color:var(--gray-400);max-width:300px;margin:18px 0 0}
.footer-heading{font-family:var(--font-body);font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--gray-400);margin:0 0 16px}
.footer-nav{display:flex;flex-direction:column;gap:10px}
.footer-nav a{background:none;border:none;text-align:left;cursor:pointer;font-family:var(--font-body);font-size:15px;color:var(--gray-300)}
.footer-nav a:hover{color:var(--white)}
.footer-contact{display:flex;flex-direction:column;gap:12px;font-family:var(--font-body);font-size:15px}
.footer-contact a{color:var(--gray-300)}
.footer-contact a:hover{color:var(--white)}
.footer-contact .addr{color:var(--gray-400)}
.footer-bottom{position:relative;border-top:1px solid rgba(255,255,255,0.1)}
.footer-bottom .container{padding:20px 24px;font-family:var(--font-body);font-size:13px;color:var(--gray-500)}

@media(max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr !important} }
@media(max-width:560px){ .footer-grid{grid-template-columns:1fr !important} }

/* ---------- WhatsApp flotante ---------- */
.floating-whatsapp{
  position:fixed;right:24px;bottom:24px;z-index:80;width:60px;height:60px;border-radius:50%;
  background:var(--green-500);color:var(--white);display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow-lg);
  transition:background var(--dur-fast) var(--ease-standard), transform var(--dur-fast) var(--ease-standard);
}
.floating-whatsapp:hover{background:var(--green-600);color:var(--white);transform:translateY(-2px)}

/* ---------- Lightbox de proyectos ---------- */
.lightbox-overlay{
  position:fixed;inset:0;z-index:100;background:rgba(15,17,15,0.82);backdrop-filter:blur(4px);-webkit-backdrop-filter:blur(4px);
  display:none;align-items:center;justify-content:center;padding:24px;
}
.lightbox-overlay.open{display:flex}
.lightbox-box{position:relative;width:min(920px,100%);max-height:88vh;background:var(--ink-900);border-radius:var(--radius-md);overflow:hidden;box-shadow:var(--shadow-lg)}
.lightbox-close{position:absolute;top:14px;right:14px;z-index:2;width:40px;height:40px;border-radius:50%;border:none;background:rgba(255,255,255,0.14);color:var(--white);cursor:pointer;display:flex;align-items:center;justify-content:center}
.lightbox-media{position:relative;aspect-ratio:16/10;background:linear-gradient(135deg,#22271f 0%,#333733 100%);display:flex;align-items:center;justify-content:center;overflow:hidden}
.lightbox-media img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.lightbox-media .placeholder{position:relative;display:flex;flex-direction:column;align-items:center;gap:10px;color:rgba(255,255,255,0.55)}
.lightbox-footer{padding:22px 26px;display:flex;align-items:center;gap:14px;flex-wrap:wrap}
.lightbox-footer h3{font-family:var(--font-display);font-weight:700;font-size:22px;color:var(--white);margin:0;letter-spacing:-.01em}

/* ---------- Íconos (Lucide inline, ver icons.js) ---------- */
.icon{display:inline-flex;flex:0 0 auto}
.icon svg{width:1em;height:1em;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round;display:block}

/* ---------- Secciones ---------- */
.section{padding:96px 0}
.section-tight{padding:72px 0}
@media(max-width:700px){
  .section{padding:64px 0}
  .cta-banner{padding:32px}
}