/* ==========================================================================
   Tienda Lista — main.css
   Variables globales, reset, layout y tipografía global.
   ========================================================================== */

:root {
	--color-fondo: #E8E0D5;
	--color-fondo-alt: #FAF7F2;
	--color-primario: #C4956A;
	--color-primario-dark: #b07f52;
	--color-texto: #1C1C1C;
	--color-texto-muted: #6b6b6b;
	--color-tarjeta: #FFFFFF;
	--color-footer-bg: #1C1C1C;
	--color-footer-texto: #FFFFFF;
	--color-whatsapp: #25D366;

	--font-base: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
	--radio: 12px;
	--radio-btn: 8px;

	--header-height: 84px;
	--container-max: 1280px;
	--container-pad: 40px;

	--shadow-sm: 0 1px 4px rgba(28, 28, 28, 0.07);
	--shadow-md: 0 8px 24px rgba(28, 28, 28, 0.10);

	--transition: 0.25s ease;
}

/* --------------------------------------------------------------------------
   Reset básico
   -------------------------------------------------------------------------- */

*,
*::before,
*::after {
	box-sizing: border-box;
}

html {
	-webkit-text-size-adjust: 100%;
	scroll-behavior: smooth;
}

body {
	margin: 0;
	font-family: var(--font-base);
	font-weight: 400;
	font-size: 16px;
	line-height: 1.6;
	color: var(--color-texto);
	background-color: var(--color-fondo);
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale;
}

img {
	max-width: 100%;
	height: auto;
	display: block;
}

a {
	color: var(--color-primario);
	text-decoration: none;
	transition: color var(--transition);
}

a:hover {
	color: var(--color-texto);
}

ul,
ol {
	margin: 0;
	padding: 0;
	list-style: none;
}

/* --------------------------------------------------------------------------
   Tipografía
   -------------------------------------------------------------------------- */

h1,
h2,
h3,
h4,
h5,
h6 {
	margin: 0 0 0.5em;
	line-height: 1.2;
	font-weight: 600;
	color: var(--color-texto);
}

h1 {
	font-size: 2.5rem;
}

h2 {
	font-size: 2rem;
}

h3 {
	font-size: 1.25rem;
}

p {
	margin: 0 0 1rem;
}

p:last-child {
	margin-bottom: 0;
}

/* --------------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------------- */

.container {
	width: 100%;
	max-width: var(--container-max);
	margin: 0 auto;
	padding-left: var(--container-pad);
	padding-right: var(--container-pad);
}

.site-main {
	min-height: 40vh;
}

.section {
	padding: 80px 0;
}

.section-title {
	text-align: left;
	margin-bottom: 40px;
	font-size: 1.75rem;
	letter-spacing: -0.02em;
}

/* --------------------------------------------------------------------------
   Botones
   -------------------------------------------------------------------------- */

.btn {
	display: inline-flex;
	align-items: center;
	justify-content: center;
	gap: 8px;
	padding: 13px 32px;
	font-family: var(--font-base);
	font-size: 1rem;
	font-weight: 600;
	line-height: 1;
	border: 2px solid transparent;
	border-radius: var(--radio-btn);
	cursor: pointer;
	text-decoration: none;
	transition: background-color var(--transition), color var(--transition), transform var(--transition), border-color var(--transition);
}

.btn-primary {
	background-color: var(--color-primario);
	color: #fff;
}

.btn-primary:hover {
	background-color: var(--color-primario-dark);
	color: #fff;
	transform: translateY(-1px);
}

.btn-outline-light {
	background-color: transparent;
	color: #fff;
	border-color: rgba(255, 255, 255, 0.8);
}

.btn-outline-light:hover {
	background-color: #fff;
	color: var(--color-texto);
}

.btn-hero {
	padding: 15px 34px;
	font-size: 1rem;
	font-weight: 700;
	border-radius: var(--radio-btn);
}

/* --------------------------------------------------------------------------
   Posts (fallback index.php)
   -------------------------------------------------------------------------- */

.page-header {
	padding: 48px 0 24px;
}

.posts-grid {
	display: grid;
	grid-template-columns: repeat(3, 1fr);
	gap: 28px;
	padding: 32px 0;
}

.post-card {
	background: var(--color-tarjeta);
	border-radius: var(--radio);
	overflow: hidden;
	box-shadow: var(--shadow-sm);
	display: flex;
	flex-direction: column;
}

.post-card-thumb img {
	width: 100%;
	aspect-ratio: 16 / 10;
	object-fit: cover;
}

.post-card-body {
	padding: 20px;
	display: flex;
	flex-direction: column;
	gap: 12px;
}

.post-card-title {
	font-size: 1.15rem;
	margin: 0;
}

.no-results {
	padding: 80px 0;
	text-align: center;
}

/* Accesibilidad */

.screen-reader-text {
	position: absolute !important;
	width: 1px;
	height: 1px;
	padding: 0;
	margin: -1px;
	overflow: hidden;
	clip: rect(0, 0, 0, 0);
	white-space: nowrap;
	border: 0;
}

.skip-link {
	position: absolute;
	left: -9999px;
	top: 0;
	z-index: 1000;
	background: var(--color-texto);
	color: #fff;
	padding: 10px 16px;
	border-radius: 0 0 var(--radio) 0;
}

.skip-link:focus {
	left: 0;
}

/* --------------------------------------------------------------------------
   Responsive — layout global
   -------------------------------------------------------------------------- */

@media (max-width: 768px) {
	h1 {
		font-size: 2rem;
	}

	h2 {
		font-size: 1.5rem;
	}

	.section {
		padding: 56px 0;
	}

	:root {
		--container-pad: 24px;
	}

	.posts-grid {
		grid-template-columns: repeat(2, 1fr);
	}
}

@media (max-width: 480px) {
	.posts-grid {
		grid-template-columns: 1fr;
	}

	.section {
		padding: 40px 0;
	}

	:root {
		--container-pad: 16px;
	}
}