/* ============================================================
   CONSTRUCOM EDIFICIOS — Hoja de estilos única (build 20260730)
   Diseño del sitio + estilos de la galería de obras.
   Sin minimizar, para lectura y mantenimiento humano.
   Las tipografías se cargan por CDN (Google Fonts) desde el HTML.
   ============================================================ */
:root{
  --celeste:#dff5f8; --celeste-2:#bfeaf0;
  --verde:#214f49;  --verde-2:#143832;
  --texto:#1f2a2e;  --gris:#5f6f73; --blanco:#fff;
  --sombra:0 18px 45px rgba(20,56,50,.14);
}
*{box-sizing:border-box}
body{margin:0;font-family:'Manrope',system-ui,sans-serif;color:var(--texto);background:#fff}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.page{overflow:hidden}
.container{width:min(1120px,100%);margin:0 auto;padding:0 18px}

/* ---------- Marca (compartida por el header) ---------- */
.brand{font-family:'Raleway',sans-serif;font-size:clamp(22px,4vw,32px);font-weight:800;letter-spacing:.5px;color:var(--verde-2)}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;padding:120px 0 90px;
  background:linear-gradient(90deg,rgba(255,255,255,.96) 0%,rgba(255,255,255,.86) 45%,rgba(223,245,248,.72) 100%),var(--hero-img,none) center/cover no-repeat;
  background-color:var(--celeste)}
.hero-content{max-width:680px}
.badge{display:inline-flex;align-items:center;gap:8px;padding:9px 14px;border-radius:999px;background:rgba(33,79,73,.09);color:var(--verde-2);font-weight:800;font-size:14px;margin-bottom:18px}
h1{font-family:'Raleway',sans-serif;font-size:clamp(32px,5.4vw,54px);line-height:1;margin:0 0 18px;color:var(--verde-2);letter-spacing:-1.4px}
.hero p{font-size:clamp(17px,2.2vw,22px);line-height:1.45;color:#334347;margin:0 0 26px;max-width:620px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-bottom:20px}
.microcopy{color:var(--gris);font-size:15px;font-weight:700}

/* ---------- Botones ---------- */
.btn-primary{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:58px;padding:16px 24px;border-radius:999px;background:#25D366;color:#0b2b18;font-weight:900;font-size:17px;box-shadow:0 16px 34px rgba(37,211,102,.28);transition:transform .2s,box-shadow .2s}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 20px 45px rgba(37,211,102,.35)}
.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:58px;padding:16px 22px;border-radius:999px;background:rgba(255,255,255,.8);border:1px solid rgba(33,79,73,.15);color:var(--verde-2);font-weight:800}

/* ---------- Secciones ---------- */
.section{padding:74px 0}
.section.alt{background:linear-gradient(180deg,#fff 0%,var(--celeste) 100%)}
.section-title{text-align:center;max-width:820px;margin:0 auto 34px}
.section-title h2{font-family:'Raleway',sans-serif;color:var(--verde-2);font-size:clamp(28px,4.4vw,42px);line-height:1.08;margin:0 0 12px;letter-spacing:-.8px}
.section-title p{margin:0;color:var(--gris);font-size:18px;line-height:1.5}
.prose{max-width:820px;margin:0 auto;color:#3a4a4e;font-size:17px;line-height:1.7}
.prose p{margin:0 0 16px}

/* ---------- Tarjetas ---------- */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border-radius:24px;padding:26px;box-shadow:var(--sombra);border:1px solid rgba(33,79,73,.08)}
.icon{width:48px;height:48px;border-radius:16px;display:grid;place-items:center;background:var(--celeste);color:var(--verde-2);font-size:24px;margin-bottom:14px}
.card h3{margin:0 0 8px;color:var(--verde-2);font-size:20px;font-family:'Raleway',sans-serif}
.card h3 a{color:inherit}
.card p{margin:0;color:var(--gris);line-height:1.55;font-size:15.5px}

/* ---------- Caja WhatsApp ---------- */
.whatsapp-box{background:var(--verde-2);color:#fff;border-radius:34px;padding:clamp(28px,5vw,52px);display:grid;grid-template-columns:1.4fr .8fr;gap:24px;align-items:center;box-shadow:var(--sombra)}
.whatsapp-box h2{font-family:'Raleway',sans-serif;font-size:clamp(28px,4.4vw,44px);line-height:1.08;margin:0 0 12px;letter-spacing:-.8px}
.whatsapp-box p{margin:0;color:rgba(255,255,255,.82);font-size:18px;line-height:1.5}
.whatsapp-box .btn-primary{width:100%;text-align:center}
.trust{display:flex;flex-wrap:wrap;justify-content:center;gap:12px;margin-top:24px}
.trust span{padding:10px 14px;border-radius:999px;background:rgba(255,255,255,.7);border:1px solid rgba(33,79,73,.08);color:var(--verde-2);font-weight:800;font-size:14px}

/* ---------- Footer ---------- */
.site-footer{padding:40px 0;background:#fff;border-top:1px solid rgba(33,79,73,.08);color:var(--gris);font-size:14px}
.footer-links{display:flex;flex-wrap:wrap;gap:8px 18px;margin-bottom:14px}
.footer-links a{font-weight:700;color:var(--verde-2)}
.footer-links a:hover{color:var(--verde)}

/* ---------- WhatsApp flotante ---------- */
.floating-wa{position:fixed;right:18px;bottom:18px;z-index:50;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:#25D366;color:#073918;font-size:30px;box-shadow:0 16px 35px rgba(37,211,102,.45);border:3px solid #fff}

/* ---------- Responsive ---------- */
@media(max-width:840px){
  .hero{min-height:auto;padding:120px 0 70px}
  .cards,.whatsapp-box{grid-template-columns:1fr}
  .section{padding:56px 0}
}
@media(max-width:480px){
  .brand{font-size:20px}
  .btn-primary,.btn-secondary{width:100%}
  .card{padding:22px}
}

/* ============================================================
   HOME — componentes propios del index (nav, about, galería, form)
   ============================================================ */

/* Header (flotante y transparente, superpuesto al hero, en todas las páginas) */
.home-header{position:absolute;top:0;left:0;width:100%;z-index:2}
.home-header .header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px}
.home-nav{display:none;align-items:center;gap:4px;font-weight:700;color:var(--verde-2)}
.home-nav a{padding:8px 12px;border-radius:999px;font-size:15px}
.home-nav a:hover{background:var(--celeste)}
/* header-cta: botón reservado (queda comentado en el HTML); sin ocultamiento por ancho para que, si se reactiva, se vea igual en móvil y escritorio */
.header-cta{display:inline-flex;padding:11px 18px;border-radius:999px;background:var(--verde);color:#fff;font-weight:800;white-space:nowrap}
.menu-toggle{display:inline-flex;align-items:center;justify-content:center;border:0;background:0 0;color:var(--verde-2);font-size:26px;padding:6px 10px;border-radius:10px;cursor:pointer}
.mobile-menu{display:none;border-top:1px solid rgba(33,79,73,.08);background:#fff}
.mobile-menu.open{display:block}
.mobile-menu-inner{display:flex;flex-direction:column;padding:8px 18px}
.mobile-menu a{padding:14px 0;border-bottom:1px solid #eef4f4;font-weight:700;color:var(--verde-2)}
.mobile-menu a:last-child{border-bottom:0}
.mobile-menu-divider{height:1px;background:#eef4f4;margin:8px 0}
@media(min-width:1024px){.home-nav{display:flex}.menu-toggle{display:none}}

/* Hero del home (header flota encima, superpuesto) */
.hero.hero-home{min-height:auto;padding:120px 0 70px}

/* Etiqueta de sección */
.label{display:inline-block;font-weight:800;color:var(--verde);text-transform:uppercase;letter-spacing:.08em;font-size:13px;margin-bottom:10px}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:center}
.about-grid img{border-radius:24px;box-shadow:var(--sombra);width:100%;object-fit:cover}
.about-copy .prose{margin:0}
@media(max-width:840px){.about-grid{grid-template-columns:1fr}}

/* Galería de obras (home) */
.gallery-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gallery-grid a{display:block}
.gallery-grid img{width:100%;height:220px;object-fit:cover;border-radius:18px;box-shadow:var(--sombra)}
.gallery-cta{text-align:center;margin-top:26px}
@media(max-width:840px){.gallery-grid{grid-template-columns:repeat(2,1fr)}.gallery-grid img{height:150px}}

/* Contacto + formulario */
.contact-box{background:var(--verde-2);color:#fff;border-radius:34px;padding:clamp(28px,5vw,48px);display:grid;grid-template-columns:1fr 1fr;gap:32px;align-items:start;box-shadow:var(--sombra)}
.contact-box h2{font-family:'Raleway',sans-serif;font-size:clamp(26px,4vw,40px);margin:0 0 12px;letter-spacing:-.6px}
.contact-box p{color:rgba(255,255,255,.85);line-height:1.5;margin:0}
.form-card{background:#fff;border-radius:24px;padding:24px}
.form-card .field{margin-bottom:14px}
.form-card label{display:block;font-weight:700;color:var(--verde-2);font-size:14px;margin:0 0 6px}
.form-card input,.form-card select,.form-card textarea{width:100%;padding:12px 14px;border:1px solid #d7e3e3;border-radius:12px;font:inherit;color:var(--texto);background:#fbfdfd}
.form-card textarea{resize:vertical}
.form-card .btn-primary{width:100%;margin-top:6px}
.form-success{display:none;margin-top:16px;padding:14px;border-radius:12px;background:#25D366;color:#073918;font-weight:800;text-align:center}
.field-hint{display:block;margin-top:6px;font-size:12px;color:var(--gris)}
.form-error{display:none;margin-top:16px;padding:14px;border-radius:12px;background:#fdecec;color:#8a1f1f;font-weight:700;text-align:center}
.form-error a{color:#8a1f1f;text-decoration:underline}
@media(max-width:840px){.contact-box{grid-template-columns:1fr}}

/* ============================================================
   OBRAS REALIZADAS — galería completa + lightbox
   (se carga sola en obras-realizadas.html; usa el mismo diseño)
   ============================================================ */
.obras-gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.obras-item{margin:0;overflow:hidden;border-radius:18px;background:#fff;box-shadow:var(--sombra);border:1px solid rgba(33,79,73,.08);cursor:pointer}
.obras-item img{width:100%;height:180px;object-fit:cover;transition:transform .4s;background:var(--celeste)}
.obras-item:hover img{transform:scale(1.06)}
.obras-caption{padding:12px 14px;font-size:13.5px;line-height:1.4;color:var(--gris);font-weight:600}
@media(max-width:1023px){.obras-gallery{grid-template-columns:repeat(3,1fr)}}
@media(max-width:700px){.obras-gallery{grid-template-columns:repeat(2,1fr)}.obras-item img{height:150px}}

/* Lightbox (visor ampliado de la obra) */
.lightbox{position:fixed;inset:0;z-index:80;display:none;align-items:center;justify-content:center;padding:24px;background:rgba(11,28,24,.9)}
.lightbox.open{display:flex}
.lightbox-box{position:relative;width:min(100%,1100px)}
.lightbox-box img{width:100%;max-height:84vh;object-fit:contain;border-radius:14px}
.lightbox .lb-close,.lightbox .lb-nav{position:absolute;border:0;background:rgba(255,255,255,.92);color:var(--verde-2);width:44px;height:44px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:22px;cursor:pointer;z-index:2}
.lightbox .lb-close{top:-18px;right:-6px}
.lightbox .lb-nav{top:50%;transform:translateY(-50%)}
.lb-prev{left:-58px}
.lb-next{right:-58px}
@media(max-width:768px){.lb-prev{left:8px}.lb-next{right:8px}.lightbox .lb-close{top:8px;right:8px}}

/* ============================================================
   Títulos de "Áreas en las que podemos ayudarte" + enlaces de contenido
   ============================================================ */
.trust-title{text-align:center;font-family:'Raleway',sans-serif;color:var(--verde-2);font-size:clamp(20px,3.2vw,26px);margin:0 0 18px;letter-spacing:-.4px}
/* Enlaces dentro de texto (no botones): color de acento + subrayado para evidenciar que están activos */
.prose a{color:var(--verde);text-decoration:underline;text-underline-offset:3px}
.prose a:hover{color:var(--verde-2)}


/* ============================================================
   Ajustes build 20260802-2: separación del trust-title respecto
   al bloque anterior, y tarjeta de ancho completo para el enlace
   a Mantenimiento de edificios en la grilla de servicios.
   ============================================================ */
.trust-title{margin:48px 0 18px}
.card-wide{grid-column:1/-1;display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.card-wide .card-wide-body{flex:1;min-width:220px}
.card-wide .icon{margin-bottom:0}
@media(max-width:640px){
  .card-wide{flex-direction:column;align-items:flex-start}
  .card-wide .btn-secondary{width:100%;text-align:center}
}