/*
Theme Name: ECOCEM Landing
Theme URI: https://concreto-ecocem.local
Author: Ecocem
Author URI: https://concreto-ecocem.local
Description: Landing page corporativa para una empresa de concreto premezclado, cemento y agregados. Inspirada en la estructura de sitios de la industria (Unicon, Holcim). Diseño 100% CSS, sin imágenes.
Version: 1.0.0
Requires at least: 6.4
Tested up to: 7.0
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: ecocem
*/

/* ==========================================================================
   1. DESIGN TOKENS
   ========================================================================== */
:root{
	/* Brand */
	--color-primary:        #0b3c5d;
	--color-primary-dark:   #082c46;
	--color-primary-light:  #155789;
	--color-accent:         #e8871e;
	--color-accent-dark:    #c96f0e;

	/* Concrete neutrals */
	--color-concrete-50:    #f7f7f6;
	--color-concrete-100:   #f1f0ee;
	--color-concrete-200:   #e4e3e0;
	--color-concrete-300:   #d3d2ce;
	--color-concrete-500:   #9c9a94;
	--color-concrete-700:   #5b5a55;
	--color-concrete-900:   #232220;

	--color-white:          #ffffff;
	--color-success:        #2f7d4f;
	--color-danger:         #c0392b;

	/* Typography */
	--font-heading: "Segoe UI", "Helvetica Neue", Arial, system-ui, -apple-system, sans-serif;
	--font-body:    "Segoe UI", "Helvetica Neue", Arial, system-ui, -apple-system, sans-serif;

	/* Layout */
	--container-width: 1200px;
	--section-padding-y: clamp(64px, 8vw, 112px);
	--radius-sm: 4px;
	--radius-md: 10px;
	--radius-lg: 18px;
	--shadow-sm: 0 1px 2px rgba(15, 23, 42, .06), 0 1px 3px rgba(15,23,42,.08);
	--shadow-md: 0 8px 24px rgba(11, 60, 93, .12);
	--shadow-lg: 0 24px 48px rgba(11, 60, 93, .18);
	--transition: 200ms ease;
}

/* ==========================================================================
   2. RESET
   ========================================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
	margin: 0;
	font-family: var(--font-body);
	color: var(--color-concrete-900);
	background: var(--color-white);
	line-height: 1.6;
	-webkit-font-smoothing: antialiased;
}
img, svg{ display: block; max-width: 100%; }
ul, ol{ margin: 0; padding: 0; list-style: none; }
a{ color: inherit; text-decoration: none; }
button{ font: inherit; cursor: pointer; }
h1,h2,h3,h4,p,figure{ margin: 0; }
input, textarea, select{ font: inherit; }

.skip-link{
	position: absolute;
	left: -9999px;
	top: 0;
	background: var(--color-primary);
	color: var(--color-white);
	padding: 12px 20px;
	z-index: 10000;
	border-radius: 0 0 var(--radius-sm) 0;
}
.skip-link:focus{ left: 0; }

/* ==========================================================================
   3. LAYOUT HELPERS
   ========================================================================== */
.container{
	width: 100%;
	max-width: var(--container-width);
	margin-inline: auto;
	padding-inline: 24px;
}
.section{ padding-block: var(--section-padding-y); }
.section--tight{ padding-block: calc(var(--section-padding-y) * 0.6); }
.section--alt{ background: var(--color-concrete-50); }
.section--dark{
	background: linear-gradient(160deg, var(--color-primary-dark), var(--color-primary) 70%);
	color: var(--color-white);
}
.section--dark .section-eyebrow{ color: var(--color-accent); }
.section--dark .section-title{ color: var(--color-white); }
.section--dark .section-lead{ color: rgba(255,255,255,.78); }

.section-header{
	max-width: 720px;
	margin-bottom: 56px;
}
.section-header.center{ margin-inline: auto; text-align: center; }

.section-eyebrow{
	display: inline-flex;
	align-items: center;
	gap: 8px;
	font-size: .8rem;
	font-weight: 700;
	letter-spacing: .12em;
	text-transform: uppercase;
	color: var(--color-accent-dark);
	margin-bottom: 14px;
}
.section-eyebrow::before{
	content: "";
	width: 24px;
	height: 2px;
	background: currentColor;
	display: inline-block;
}

.section-title{
	font-family: var(--font-heading);
	font-size: clamp(1.8rem, 3vw, 2.6rem);
	font-weight: 800;
	letter-spacing: -.01em;
	color: var(--color-primary-dark);
	line-height: 1.15;
}
.section-lead{
	margin-top: 16px;
	font-size: 1.05rem;
	color: var(--color-concrete-700);
}

.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); }

/* ==========================================================================
   4. BUTTONS
   ========================================================================== */
.btn{
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 10px;
	padding: 14px 28px;
	border-radius: var(--radius-sm);
	font-weight: 700;
	font-size: .95rem;
	letter-spacing: .01em;
	border: 2px solid transparent;
	transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition), border-color var(--transition);
	white-space: nowrap;
}
.btn:hover{ transform: translateY(-2px); }
.btn-accent{
	background: var(--color-accent);
	color: var(--color-primary-dark);
	box-shadow: var(--shadow-md);
}
.btn-accent:hover{ background: var(--color-accent-dark); }
.btn-outline{
	border-color: rgba(255,255,255,.55);
	color: var(--color-white);
}
.btn-outline:hover{ border-color: var(--color-white); background: rgba(255,255,255,.08); }
.btn-primary{
	background: var(--color-primary);
	color: var(--color-white);
}
.btn-primary:hover{ background: var(--color-primary-dark); }
.btn-block{ width: 100%; }

/* ==========================================================================
   5. HEADER / NAV
   ========================================================================== */
.site-header{
	position: sticky;
	top: 0;
	z-index: 999;
	background: rgba(11, 60, 93, .97);
	backdrop-filter: blur(6px);
	color: var(--color-white);
	box-shadow: 0 2px 12px rgba(0,0,0,.12);
}
.header-inner{
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 24px;
	height: 78px;
}
.site-branding{ display: flex; align-items: center; gap: 10px; }
.site-logo-mark{
	width: 40px;
	height: 40px;
	border-radius: var(--radius-sm);
	background: linear-gradient(135deg, var(--color-accent), var(--color-accent-dark));
	display: flex;
	align-items: center;
	justify-content: center;
	font-weight: 800;
	color: var(--color-primary-dark);
	font-size: 1.1rem;
	flex-shrink: 0;
}
.site-title{
	font-family: var(--font-heading);
	font-weight: 800;
	font-size: 1.2rem;
	letter-spacing: .02em;
	color: var(--color-white);
	line-height: 1;
}
.site-title span{ color: var(--color-accent); }
.site-tagline{
	display: block;
	font-size: .68rem;
	font-weight: 500;
	letter-spacing: .08em;
	text-transform: uppercase;
	color: rgba(255,255,255,.6);
	margin-top: 2px;
}

.primary-nav ul{ display: flex; align-items: center; gap: 4px; }
.primary-nav a{
	display: inline-block;
	padding: 10px 16px;
	font-size: .92rem;
	font-weight: 600;
	border-radius: var(--radius-sm);
	transition: background var(--transition), color var(--transition);
}
.primary-nav a:hover,
.primary-nav a:focus{ background: rgba(255,255,255,.1); color: var(--color-accent); }

.header-actions{ display: flex; align-items: center; gap: 16px; }
.nav-toggle{
	display: none;
	background: none;
	border: none;
	color: var(--color-white);
	width: 40px;
	height: 40px;
	align-items: center;
	justify-content: center;
}
.nav-toggle svg{ width: 26px; height: 26px; }

/* ==========================================================================
   6. HERO
   ========================================================================== */
.hero{
	position: relative;
	overflow: hidden;
	background: radial-gradient(circle at 15% 20%, var(--color-primary-light), transparent 45%),
	            linear-gradient(150deg, var(--color-primary-dark) 0%, var(--color-primary) 55%, #0e4a72 100%);
	color: var(--color-white);
	padding-block: calc(var(--section-padding-y) + 20px) var(--section-padding-y);
}
.hero::after{
	content: "";
	position: absolute;
	inset: 0;
	background-image:
		radial-gradient(rgba(255,255,255,.10) 1.5px, transparent 1.5px);
	background-size: 22px 22px;
	opacity: .5;
	pointer-events: none;
}
.hero::before{
	content: "";
	position: absolute;
	right: -10%;
	top: -20%;
	width: 620px;
	height: 620px;
	background: conic-gradient(from 90deg, var(--color-accent), transparent 60%);
	opacity: .18;
	border-radius: 50%;
	filter: blur(10px);
	pointer-events: none;
}
.hero-inner{ position: relative; z-index: 1; }
.hero-content{ max-width: 700px; }
.hero-eyebrow{
	display: inline-flex;
	align-items: center;
	gap: 10px;
	background: rgba(255,255,255,.08);
	border: 1px solid rgba(255,255,255,.18);
	padding: 8px 16px;
	border-radius: 999px;
	font-size: .78rem;
	font-weight: 700;
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var(--color-accent);
	margin-bottom: 24px;
}
.hero-title{
	font-family: var(--font-heading);
	font-size: clamp(2.2rem, 5vw, 3.6rem);
	font-weight: 800;
	line-height: 1.1;
	letter-spacing: -.02em;
}
.hero-title em{
	font-style: normal;
	color: var(--color-accent);
}
.hero-subtitle{
	margin-top: 22px;
	font-size: 1.15rem;
	color: rgba(255,255,255,.82);
	max-width: 560px;
}
.hero-actions{
	display: flex;
	flex-wrap: wrap;
	gap: 16px;
	margin-top: 36px;
}

.hero-stats{
	position: relative;
	z-index: 1;
	margin-top: 72px;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	gap: 24px;
	border-top: 1px solid rgba(255,255,255,.16);
	padding-top: 40px;
}
.stat-item{ text-align: left; }
.stat-number{
	font-family: var(--font-heading);
	font-size: clamp(1.8rem, 3vw, 2.4rem);
	font-weight: 800;
	color: var(--color-white);
	display: flex;
	align-items: baseline;
	gap: 4px;
}
.stat-number .unit{ font-size: 1.1rem; color: var(--color-accent); font-weight: 700; }
.stat-label{
	margin-top: 6px;
	font-size: .85rem;
	color: rgba(255,255,255,.7);
	font-weight: 500;
}

/* ==========================================================================
   7. TRUST / CERTIFICATIONS STRIP
   ========================================================================== */
.trust-strip{
	background: var(--color-concrete-900);
	color: rgba(255,255,255,.75);
	padding-block: 18px;
}
.trust-strip .container{
	display: flex;
	flex-wrap: wrap;
	gap: 12px 32px;
	align-items: center;
	justify-content: center;
	font-size: .82rem;
	font-weight: 600;
	letter-spacing: .04em;
	text-transform: uppercase;
}
.trust-strip .dot{ opacity: .4; }

/* ==========================================================================
   8. ICON
   ========================================================================== */
.icon-badge{
	width: 56px;
	height: 56px;
	border-radius: var(--radius-md);
	background: linear-gradient(135deg, rgba(11,60,93,.08), rgba(232,135,30,.14));
	display: flex;
	align-items: center;
	justify-content: center;
	margin-bottom: 20px;
	flex-shrink: 0;
}
.icon-badge svg{ width: 28px; height: 28px; stroke: var(--color-primary); }
.section--dark .icon-badge{ background: rgba(255,255,255,.1); }
.section--dark .icon-badge svg{ stroke: var(--color-accent); }

/* ==========================================================================
   9. PRODUCT CARDS
   ========================================================================== */
.card{
	background: var(--color-white);
	border: 1px solid var(--color-concrete-200);
	border-radius: var(--radius-lg);
	padding: 32px;
	transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
	height: 100%;
}
.card:hover{
	transform: translateY(-6px);
	box-shadow: var(--shadow-md);
	border-color: transparent;
}
.card-title{
	font-family: var(--font-heading);
	font-size: 1.2rem;
	font-weight: 700;
	color: var(--color-primary-dark);
	margin-bottom: 10px;
}
.card-text{ color: var(--color-concrete-700); font-size: .95rem; }
.card-link{
	display: inline-flex;
	align-items: center;
	gap: 6px;
	margin-top: 20px;
	font-weight: 700;
	font-size: .88rem;
	color: var(--color-accent-dark);
}
.card-link svg{ width: 16px; height: 16px; transition: transform var(--transition); }
.card:hover .card-link svg{ transform: translateX(4px); }

/* ==========================================================================
   10. ABOUT / SPLIT SECTION
   ========================================================================== */
.split{
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 64px;
	align-items: center;
}
.feature-list{ display: flex; flex-direction: column; gap: 24px; margin-top: 8px; }
.feature-item{ display: flex; gap: 18px; }
.feature-item .icon-badge{ margin-bottom: 0; }
.feature-item h3{
	font-family: var(--font-heading);
	font-size: 1.05rem;
	font-weight: 700;
	color: var(--color-primary-dark);
	margin-bottom: 6px;
}
.feature-item p{ color: var(--color-concrete-700); font-size: .92rem; }

.about-panel{
	position: relative;
	background: linear-gradient(155deg, var(--color-primary), var(--color-primary-dark));
	border-radius: var(--radius-lg);
	padding: 40px;
	color: var(--color-white);
	overflow: hidden;
}
.about-panel::before{
	content: "";
	position: absolute;
	inset: 0;
	background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.05) 0 2px, transparent 2px 18px);
}
.about-panel-inner{ position: relative; z-index: 1; }
.about-panel .stat-grid{
	display: grid;
	grid-template-columns: 1fr 1fr;
	gap: 28px;
	margin-top: 28px;
}
.about-panel .stat-number{ color: var(--color-white); }
.about-panel .stat-label{ color: rgba(255,255,255,.72); }

/* ==========================================================================
   11. COVERAGE / MAP-LESS SECTION
   ========================================================================== */
.coverage-grid{
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 24px;
}
.coverage-card{
	position: relative;
	border-radius: var(--radius-lg);
	padding: 32px 28px;
	background: var(--color-white);
	border: 1px solid var(--color-concrete-200);
	overflow: hidden;
}
.coverage-card::after{
	content: "";
	position: absolute;
	right: -30px;
	bottom: -30px;
	width: 140px;
	height: 140px;
	border-radius: 50%;
	background: radial-gradient(circle, rgba(232,135,30,.12), transparent 70%);
}
.coverage-region{
	font-size: .78rem;
	font-weight: 700;
	letter-spacing: .1em;
	text-transform: uppercase;
	color: var(--color-accent-dark);
}
.coverage-count{
	font-family: var(--font-heading);
	font-size: 2.2rem;
	font-weight: 800;
	color: var(--color-primary-dark);
	margin-top: 10px;
}
.coverage-cities{
	margin-top: 14px;
	font-size: .88rem;
	color: var(--color-concrete-700);
	line-height: 1.8;
}

/* ==========================================================================
   12. SUSTAINABILITY PILLARS
   ========================================================================== */
.pillar-grid{ display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.pillar{
	background: rgba(255,255,255,.06);
	border: 1px solid rgba(255,255,255,.14);
	border-radius: var(--radius-lg);
	padding: 28px;
}
.pillar h3{
	font-family: var(--font-heading);
	font-size: 1.05rem;
	font-weight: 700;
	margin-bottom: 8px;
}
.pillar p{ font-size: .9rem; color: rgba(255,255,255,.75); }

/* ==========================================================================
   13. PROJECTS
   ========================================================================== */
.project-card{
	border-radius: var(--radius-lg);
	overflow: hidden;
	border: 1px solid var(--color-concrete-200);
	background: var(--color-white);
}
.project-media{
	height: 180px;
	position: relative;
	display: flex;
	align-items: center;
	justify-content: center;
	background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
}
.project-media svg{ width: 48px; height: 48px; stroke: rgba(255,255,255,.85); }
.project-media::before{
	content: "";
	position: absolute;
	inset: 0;
	background-image: repeating-linear-gradient(-45deg, rgba(255,255,255,.06) 0 10px, transparent 10px 20px);
}
.project-tag{
	position: absolute;
	top: 14px;
	left: 14px;
	background: var(--color-accent);
	color: var(--color-primary-dark);
	font-size: .72rem;
	font-weight: 700;
	letter-spacing: .04em;
	text-transform: uppercase;
	padding: 5px 12px;
	border-radius: 999px;
	z-index: 1;
}
.project-body{ padding: 26px 28px 30px; }
.project-location{
	display: flex;
	align-items: center;
	gap: 6px;
	font-size: .8rem;
	color: var(--color-concrete-500);
	margin-bottom: 10px;
	font-weight: 600;
	text-transform: uppercase;
	letter-spacing: .04em;
}
.project-location svg{ width: 14px; height: 14px; }

/* ==========================================================================
   14. CTA BANNER
   ========================================================================== */
.cta-banner{
	background: linear-gradient(120deg, var(--color-accent), var(--color-accent-dark));
	border-radius: var(--radius-lg);
	padding: 56px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	gap: 32px;
	flex-wrap: wrap;
	color: var(--color-primary-dark);
}
.cta-banner h2{
	font-family: var(--font-heading);
	font-size: clamp(1.5rem, 2.6vw, 2.1rem);
	font-weight: 800;
	max-width: 560px;
}
.cta-banner .btn-primary{ background: var(--color-primary-dark); }
.cta-banner .btn-primary:hover{ background: var(--color-primary); }

/* ==========================================================================
   15. CONTACT
   ========================================================================== */
.contact-grid{
	display: grid;
	grid-template-columns: .85fr 1.15fr;
	gap: 56px;
}
.contact-info-item{ display: flex; gap: 16px; margin-bottom: 28px; }
.contact-info-item h3{
	font-family: var(--font-heading);
	font-size: 1rem;
	font-weight: 700;
	color: var(--color-primary-dark);
	margin-bottom: 4px;
}
.contact-info-item p{ color: var(--color-concrete-700); font-size: .92rem; }

.form-card{
	background: var(--color-white);
	border: 1px solid var(--color-concrete-200);
	border-radius: var(--radius-lg);
	padding: 40px;
	box-shadow: var(--shadow-sm);
}
.form-row{ display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
.form-group{ margin-bottom: 20px; display: flex; flex-direction: column; gap: 8px; }
.form-group label{ font-size: .85rem; font-weight: 700; color: var(--color-primary-dark); }
.form-group input,
.form-group select,
.form-group textarea{
	padding: 13px 16px;
	border: 1.5px solid var(--color-concrete-300);
	border-radius: var(--radius-sm);
	background: var(--color-concrete-50);
	transition: border-color var(--transition), background var(--transition);
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus{
	outline: none;
	border-color: var(--color-primary);
	background: var(--color-white);
}
.form-group textarea{ resize: vertical; min-height: 120px; }

.form-notice{
	padding: 14px 18px;
	border-radius: var(--radius-sm);
	font-size: .9rem;
	font-weight: 600;
	margin-bottom: 24px;
}
.form-notice.success{ background: rgba(47,125,79,.12); color: var(--color-success); }
.form-notice.error{ background: rgba(192,57,43,.12); color: var(--color-danger); }

/* ==========================================================================
   16. FOOTER
   ========================================================================== */
.site-footer{ background: var(--color-concrete-900); color: rgba(255,255,255,.72); }
.footer-top{ padding-block: 72px 48px; }
.footer-grid{
	display: grid;
	grid-template-columns: 1.4fr 1fr 1fr 1fr;
	gap: 40px;
}
.footer-brand .site-title{ color: var(--color-white); }
.footer-brand p{ margin-top: 16px; font-size: .9rem; line-height: 1.7; max-width: 320px; }
.footer-social{ display: flex; gap: 10px; margin-top: 24px; }
.footer-social a{
	width: 38px;
	height: 38px;
	border-radius: 50%;
	border: 1px solid rgba(255,255,255,.2);
	display: flex;
	align-items: center;
	justify-content: center;
	transition: background var(--transition), border-color var(--transition);
}
.footer-social a:hover{ background: var(--color-accent); border-color: var(--color-accent); }
.footer-social svg{ width: 16px; height: 16px; }

.footer-heading{
	font-family: var(--font-heading);
	color: var(--color-white);
	font-weight: 700;
	font-size: .92rem;
	letter-spacing: .04em;
	text-transform: uppercase;
	margin-bottom: 20px;
}
.footer-links li{ margin-bottom: 12px; font-size: .9rem; }
.footer-links a:hover{ color: var(--color-accent); }

.footer-bottom{
	border-top: 1px solid rgba(255,255,255,.1);
	padding-block: 24px;
	display: flex;
	align-items: center;
	justify-content: space-between;
	flex-wrap: wrap;
	gap: 12px;
	font-size: .82rem;
	color: rgba(255,255,255,.55);
}
.footer-bottom-links{ display: flex; gap: 20px; }
.footer-bottom-links a:hover{ color: var(--color-white); }

/* ==========================================================================
   17. RESPONSIVE
   ========================================================================== */
@media (max-width: 960px){
	.grid--4{ grid-template-columns: repeat(2, 1fr); }
	.grid--3{ grid-template-columns: repeat(2, 1fr); }
	.pillar-grid{ grid-template-columns: repeat(2, 1fr); }
	.coverage-grid{ grid-template-columns: 1fr; }
	.split{ grid-template-columns: 1fr; gap: 40px; }
	.contact-grid{ grid-template-columns: 1fr; }
	.footer-grid{ grid-template-columns: 1fr 1fr; }
	.hero-stats{ grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 760px){
	.primary-nav{
		position: fixed;
		inset: 78px 0 0 0;
		background: var(--color-primary-dark);
		padding: 24px;
		transform: translateX(100%);
		transition: transform var(--transition);
		overflow-y: auto;
	}
	.primary-nav.is-open{ transform: translateX(0); }
	.primary-nav ul{ flex-direction: column; align-items: stretch; gap: 4px; }
	.primary-nav a{ padding: 16px; font-size: 1.05rem; }
	.nav-toggle{ display: inline-flex; }
	.header-actions .btn{ display: none; }

	.grid--2, .grid--3, .grid--4{ grid-template-columns: 1fr; }
	.hero-stats{ grid-template-columns: repeat(2, 1fr); gap: 32px; }
	.about-panel .stat-grid{ grid-template-columns: 1fr 1fr; }
	.form-row{ grid-template-columns: 1fr; }
	.cta-banner{ padding: 36px; }
	.footer-grid{ grid-template-columns: 1fr; }
}