/* =========================================
   SERPROIND - Hoja de estilos principal
   ========================================= */

:root {
	--naranjo: #F26522;
	--naranjo-oscuro: #D4551A;
	--negro: #1A1A1A;
	--gris-oscuro: #2B2B2B;
	--gris-medio: #666666;
	--gris-claro: #F4F4F4;
	--blanco: #FFFFFF;
	--borde: #E5E5E5;
	--radio: 10px;
	--sombra: 0 6px 24px rgba(0,0,0,.08);
	--fuente: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
	margin: 0;
	font-family: var(--fuente);
	color: var(--negro);
	background: var(--blanco);
	line-height: 1.6;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; margin: 0; padding: 0; }
h1, h2, h3, h4 { font-weight: 800; line-height: 1.25; margin: 0 0 15px; }
h1 { font-size: clamp(2rem, 4vw, 3.2rem); }
h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); }
h3 { font-size: 1.25rem; }
p { margin: 0 0 15px; color: var(--gris-medio); }

.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.center { text-align: center; }
.text-orange { color: var(--naranjo); }

.section { padding: 70px 0; }
.section-dark { background: var(--negro); color: var(--blanco); }
.section-dark p, .section-dark .feature-box p { color: #cfcfcf; }
.section-dark h2, .section-dark h3, .section-dark h4 { color: var(--blanco); }
.section-light { background: var(--gris-claro); }

.eyebrow {
	display: inline-block;
	color: var(--naranjo);
	font-weight: 700;
	letter-spacing: .5px;
	text-transform: uppercase;
	font-size: .85rem;
	margin-bottom: 10px;
}
.eyebrow.center { display: block; text-align: center; }

/* ---------- Botones ---------- */
.btn {
	display: inline-block;
	padding: 14px 28px;
	border-radius: 6px;
	font-weight: 700;
	transition: all .2s ease;
	border: 2px solid transparent;
	cursor: pointer;
}
.btn-primary { background: var(--naranjo); color: var(--blanco); }
.btn-primary:hover { background: var(--naranjo-oscuro); }
.btn-outline { background: transparent; border-color: var(--blanco); color: var(--blanco); }
.btn-outline:hover { background: var(--blanco); color: var(--negro); }
.btn-outline-dark { background: transparent; border-color: var(--negro); color: var(--negro); }
.btn-outline-dark:hover { background: var(--negro); color: var(--blanco); }
.hero-buttons { display: flex; gap: 15px; flex-wrap: wrap; margin-top: 10px; }
.hero-buttons.center { justify-content: center; }

/* ---------- Topbar ---------- */
.topbar { background: var(--negro); color: #ccc; font-size: .85rem; }
.topbar-inner { display: flex; justify-content: space-between; align-items: center; padding: 8px 24px; flex-wrap: wrap; gap: 6px; }
.topbar-contacto a, .topbar-social a { color: #ccc; margin-right: 18px; }
.topbar-contacto a:hover, .topbar-social a:hover { color: var(--naranjo); }

/* ---------- Header ---------- */
.site-header { background: var(--blanco); box-shadow: 0 2px 10px rgba(0,0,0,.06); position: sticky; top: 0; z-index: 999; }
.header-inner { display: flex; align-items: center; justify-content: space-between; padding: 14px 24px; gap: 20px; }
.site-logo img { height: 55px; width: auto; }
.main-nav .nav-menu { display: flex; gap: 26px; flex-wrap: wrap; }
.main-nav .nav-menu a { font-weight: 600; font-size: .95rem; }
.main-nav .nav-menu a:hover { color: var(--naranjo); }
.btn-header-cta { white-space: nowrap; }
.mobile-menu-toggle { display: none; background: none; border: none; flex-direction: column; gap: 5px; cursor: pointer; }
.mobile-menu-toggle span { width: 26px; height: 3px; background: var(--negro); border-radius: 2px; }

/* ---------- Hero ---------- */
.hero {
	position: relative;
	min-height: 560px;
	display: flex;
	align-items: center;
	background: linear-gradient(135deg, var(--negro) 0%, var(--gris-oscuro) 100%);
	color: var(--blanco);
}
.hero-slider { position: absolute; inset: 0; overflow: hidden; }
.hero-slide {
	position: absolute; inset: 0;
	background-size: cover; background-position: center;
	opacity: 0; transition: opacity 1.2s ease-in-out;
}
.hero-slide.is-active { opacity: 1; }
.hero-overlay { position: absolute; inset: 0; background: rgba(0,0,0,.45); }
.hero-content { position: relative; max-width: 700px; }
.hero-content p { color: #ddd; font-size: 1.05rem; }

/* ---------- Grids ---------- */
.grid { display: grid; gap: 28px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }
.grid-2-1 { grid-template-columns: 1.2fr 1fr; align-items: start; }

/* ---------- Tarjetas de servicio ---------- */
.card-servicio {
	background: var(--blanco);
	border: 1px solid var(--borde);
	border-radius: var(--radio);
	padding: 30px 24px;
	text-align: center;
	transition: transform .2s ease, box-shadow .2s ease;
}
.card-servicio:hover { transform: translateY(-4px); box-shadow: var(--sombra); }
.card-servicio-grande { text-align: left; }
.icono { width: 60px; height: 60px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 1.6rem; margin: 0 auto 16px; }
.card-servicio-grande .icono { margin: 0 0 16px; }
.icono-dark { background: var(--negro); }
.icono-orange { background: var(--naranjo); }

/* ---------- Feature boxes (por qué elegirnos) ---------- */
.feature-box { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1); border-radius: var(--radio); padding: 22px; }
.section:not(.section-dark) .feature-box { background: var(--blanco); border-color: var(--borde); box-shadow: var(--sombra); }
.feature-icon { font-size: 1.8rem; margin-bottom: 8px; }

/* ---------- Equipos ---------- */
.card-equipo { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); overflow: hidden; display: block; position: relative; transition: transform .2s ease, box-shadow .2s ease; }
.card-equipo:hover { transform: translateY(-4px); box-shadow: var(--sombra); }
.card-equipo img { width: 100%; height: 180px; object-fit: cover; }
.equipo-placeholder { width: 100%; height: 180px; background: var(--gris-claro); display: flex; align-items: center; justify-content: center; color: var(--gris-medio); font-size: .9rem; text-align: center; }
.equipo-placeholder-grande { height: 380px; border-radius: var(--radio); }
.card-equipo-info { padding: 16px; display: flex; flex-direction: column; gap: 4px; }
.card-equipo-info strong { font-size: 1.05rem; }
.card-equipo-info span { font-size: .85rem; color: var(--gris-medio); }
.tonelaje-tag { display: inline-block; background: var(--gris-claro); color: var(--negro); padding: 2px 10px; border-radius: 20px; font-weight: 700; width: fit-content; }
.badge-no-disponible { position: absolute; top: 12px; right: 12px; background: var(--naranjo); color: var(--blanco); font-size: .75rem; font-weight: 700; padding: 4px 10px; border-radius: 20px; }

/* ---------- Ficha individual de equipo ---------- */
.equipo-single-imagen img { border-radius: var(--radio); }
.specs-list { margin: 20px 0; }
.specs-list li { padding: 10px 0; border-bottom: 1px solid var(--borde); }
.equipo-single-info .btn { margin-right: 10px; margin-top: 10px; }

/* ---------- Reseñas ---------- */
.card-resena { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 24px; box-shadow: var(--sombra); }
.estrellas { color: var(--naranjo); font-size: 1.2rem; letter-spacing: 2px; margin-bottom: 10px; }
.resena-texto { font-style: italic; }
.resena-nombre { display: block; margin-top: 10px; }
.form-resena-wrap { background: var(--blanco); border: 1px solid var(--borde); border-radius: var(--radio); padding: 30px; box-shadow: var(--sombra); }

/* ---------- Formularios ---------- */
.form-serproind { display: flex; flex-direction: column; gap: 16px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-row { display: flex; flex-direction: column; gap: 6px; }
.form-row label { font-weight: 600; font-size: .9rem; }
.form-row input, .form-row select, .form-row textarea {
	padding: 12px 14px; border: 1px solid var(--borde); border-radius: 6px; font-family: inherit; font-size: 1rem;
}
.form-row input:focus, .form-row select:focus, .form-row textarea:focus { outline: 2px solid var(--naranjo); border-color: var(--naranjo); }
.aviso { padding: 14px 18px; border-radius: 8px; margin-bottom: 16px; font-weight: 600; }
.aviso-ok { background: #e7f7ec; color: #1d7a3c; border: 1px solid #b7e4c7; }
.aviso-error { background: #fdeaea; color: #b42318; border: 1px solid #f3b7b7; }

/* ---------- Lista con check ---------- */
.lista-check li { padding: 8px 0 8px 30px; position: relative; color: var(--gris-medio); }
.lista-check li::before { content: "✓"; position: absolute; left: 0; color: var(--naranjo); font-weight: 900; }

/* ---------- CTA final ---------- */
.cta-final { background: var(--naranjo); color: var(--blanco); }
.cta-final h2 { color: var(--blanco); }
.cta-final p { color: rgba(255,255,255,.9); }
.cta-box { margin-top: 50px; padding-top: 40px; border-top: 1px solid var(--borde); }

/* ---------- Page hero (páginas internas) ---------- */
.page-hero { background: var(--negro); color: var(--blanco); padding: 70px 0 50px; }
.page-hero h1 { color: var(--blanco); }
.page-hero p { color: #ccc; }

/* ---------- Contacto ---------- */
.contacto-info p { margin-bottom: 20px; }
.contacto-info a:hover { color: var(--naranjo); }

/* ---------- WhatsApp flotante ---------- */
.whatsapp-float {
	position: fixed; bottom: 24px; right: 24px; z-index: 1000;
	width: 58px; height: 58px; border-radius: 50%;
	background: #25D366; color: var(--blanco);
	display: flex; align-items: center; justify-content: center;
	box-shadow: 0 6px 18px rgba(0,0,0,.25);
	transition: transform .2s ease;
}
.whatsapp-float:hover { transform: scale(1.08); }

/* ---------- Footer ---------- */
.site-footer { background: var(--negro); color: #bbb; padding-top: 60px; }
.footer-inner { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 30px; padding-bottom: 40px; }
.footer-logo { height: 45px; margin-bottom: 14px; }
.footer-col h4 { color: var(--blanco); margin-bottom: 16px; }
.footer-col ul li { margin-bottom: 10px; font-size: .92rem; }
.footer-col a:hover { color: var(--naranjo); }
.footer-contacto li { color: #bbb; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; text-align: center; font-size: .85rem; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
	.grid-4 { grid-template-columns: repeat(2, 1fr); }
	.grid-3 { grid-template-columns: repeat(2, 1fr); }
	.grid-2-1, .grid-2 { grid-template-columns: 1fr; }
	.footer-inner { grid-template-columns: 1fr 1fr; }
	.form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
	.topbar-inner { justify-content: center; text-align: center; }
	.main-nav { display: none; width: 100%; order: 3; }
	.main-nav.is-open { display: block; }
	.main-nav .nav-menu { flex-direction: column; gap: 0; }
	.main-nav .nav-menu a { display: block; padding: 12px 0; border-bottom: 1px solid var(--borde); }
	.header-inner { flex-wrap: wrap; }
	.mobile-menu-toggle { display: flex; }
	.btn-header-cta { order: 2; }
	.grid-4, .grid-3 { grid-template-columns: 1fr; }
	.footer-inner { grid-template-columns: 1fr; text-align: center; }
	.section { padding: 50px 0; }
}