/*
Theme Name: Edilizia De Roma
Description: Tema custom per ediliziaderoma.it (sostituisce Divi). Vanilla CSS, nessun page builder.
Version: 1.0.0
Text Domain: ediliziaderoma
Requires at least: 7.0
Requires PHP: 8.2
*/

/* Design token — unica fonte di verità. Palette dal logo: rosso, blu, nero. */
:root {
	--color-bg-base: oklch(0.985 0.006 85);
	--color-bg-surface: oklch(0.953 0.012 85);
	--color-text-main: oklch(0.25 0.03 265);
	--color-text-muted: oklch(0.46 0.03 265);
	--color-primary: oklch(0.5 0.22 268);        /* blu del logo */
	--color-primary-hover: oklch(0.43 0.2 268);
	--color-accent: oklch(0.55 0.21 27);         /* rosso del logo, scurito per contrasto AA con testo panna */
	--color-accent-hover: oklch(0.48 0.2 27);
	--color-on-accent: oklch(0.985 0.006 85);
	--color-ink: oklch(0.24 0.045 268);          /* fondo scuro footer */
	--color-border: oklch(0.88 0.015 85);
	--color-focus: oklch(0.62 0.2 268);

	--font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
	--font-body: "Barlow", system-ui, sans-serif;

	--text-sm: clamp(0.875rem, 0.85rem + 0.12vw, 0.95rem);
	--text-base: clamp(1rem, 0.96rem + 0.2vw, 1.125rem);
	--text-lg: clamp(1.2rem, 1.1rem + 0.5vw, 1.5rem);
	--text-h3: clamp(1.4rem, 1.2rem + 0.9vw, 2rem);
	--text-h2: clamp(1.9rem, 1.4rem + 2.2vw, 3.2rem);
	--text-h1: clamp(2.6rem, 1.6rem + 4.6vw, 5.6rem);
	--leading-tight: 1.02;
	--leading-snug: 1.2;
	--leading-normal: 1.6;
	--measure: 68ch;

	--space-2xs: 0.25rem;
	--space-xs: 0.5rem;
	--space-sm: 0.75rem;
	--space-md: 1.25rem;
	--space-lg: 2rem;
	--space-xl: 3.5rem;
	--space-2xl: 5rem;
	--space-section: clamp(3.5rem, 2rem + 7vw, 8rem);
	--wrap: 76rem;

	--radius-sm: 0.25rem;
	--radius-md: 0.5rem;
	--shadow-md: 0 0.5rem 1.5rem oklch(0.25 0.04 265 / 0.14);
	--ease-out: cubic-bezier(0.22, 1, 0.36, 1);
	--dur-fast: 120ms;
	--dur-med: 220ms;
}

@media (prefers-color-scheme: dark) {
	:root {
		--color-bg-base: oklch(0.21 0.025 265);
		--color-bg-surface: oklch(0.26 0.03 265);
		--color-text-main: oklch(0.95 0.01 85);
		--color-text-muted: oklch(0.78 0.02 265);
		--color-primary: oklch(0.74 0.14 268);
		--color-primary-hover: oklch(0.82 0.11 268);
		--color-border: oklch(0.36 0.03 265);
		--color-ink: oklch(0.17 0.03 265);
	}
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { transition: none !important; animation: none !important; } }
body { margin: 0; background: var(--color-bg-base); color: var(--color-text-main); font: 400 var(--text-base)/var(--leading-normal) var(--font-body); }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-primary); text-underline-offset: 0.2em; }
a:hover { color: var(--color-primary-hover); }
:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 3px; border-radius: var(--radius-sm); }
h1, h2, h3, h4 { font-family: var(--font-display); font-weight: 700; line-height: var(--leading-snug); text-wrap: balance; margin: 0 0 var(--space-sm); text-transform: uppercase; letter-spacing: 0.01em; }
h1 { font-size: var(--text-h1); line-height: var(--leading-tight); }
h2 { font-size: var(--text-h2); }
h3 { font-size: var(--text-h3); }
p { margin: 0 0 var(--space-md); }

.wrap { width: min(100% - 2 * var(--space-md), var(--wrap)); margin-inline: auto; }
.section { padding-block: var(--space-section); }
.section--surface { background: var(--color-bg-surface); }
.eyebrow { font: 600 var(--text-sm)/1 var(--font-body); text-transform: uppercase; letter-spacing: 0.14em; color: var(--color-accent); margin: 0 0 var(--space-sm); }
.skip { position: absolute; inset-inline-start: var(--space-sm); inset-block-start: -4rem; background: var(--color-primary); color: var(--color-on-accent); padding: var(--space-xs) var(--space-md); z-index: 100; }
.skip:focus { inset-block-start: var(--space-sm); }

.btn { display: inline-flex; align-items: center; min-height: 2.75rem; padding: 0 var(--space-lg); background: var(--color-accent); color: var(--color-on-accent); font: 600 var(--text-base)/1 var(--font-body); text-decoration: none; text-transform: uppercase; letter-spacing: 0.06em; border-radius: var(--radius-sm); transition: background var(--dur-fast) var(--ease-out); }
.btn:hover { background: var(--color-accent-hover); color: var(--color-on-accent); }
.btn--ghost { background: transparent; color: var(--color-on-accent); box-shadow: inset 0 0 0 2px currentColor; }
.btn--ghost:hover { background: var(--color-on-accent); color: var(--color-ink); }

/* Header */
.site-header { position: sticky; inset-block-start: 0; z-index: 50; background: var(--color-bg-base); border-block-end: 1px solid var(--color-border); }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); min-height: 4.5rem; }
.brand img { height: 3.25rem; width: auto; }
.nav-toggle { display: none; min-width: 2.75rem; min-height: 2.75rem; background: none; border: 2px solid var(--color-text-main); color: var(--color-text-main); border-radius: var(--radius-sm); font: 600 var(--text-sm) var(--font-body); text-transform: uppercase; letter-spacing: 0.08em; padding-inline: var(--space-sm); cursor: pointer; }
.nav ul { display: flex; flex-wrap: wrap; gap: var(--space-2xs) var(--space-lg); list-style: none; margin: 0; padding: 0; }
.nav a { display: inline-flex; align-items: center; min-height: 2.75rem; color: var(--color-text-main); text-decoration: none; font: 600 var(--text-base)/1 var(--font-display); text-transform: uppercase; letter-spacing: 0.06em; font-size: 1.15rem; border-block-end: 3px solid transparent; }
.nav a:hover, .nav .current-menu-item a, .nav .current_page_item a { color: var(--color-primary); border-block-end-color: var(--color-accent); }
@media (max-width: 62rem) {
	.nav-toggle { display: inline-flex; align-items: center; }
	.nav { display: none; position: absolute; inset-inline: 0; inset-block-start: 100%; background: var(--color-bg-base); border-block-end: 1px solid var(--color-border); padding: var(--space-sm) var(--space-md) var(--space-md); }
	.nav.is-open { display: block; }
	.nav ul { flex-direction: column; }
}

/* Hero (home) */
.hero { position: relative; isolation: isolate; color: var(--color-on-accent); background: var(--color-ink); }
.hero__img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; }
.hero::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(100deg, oklch(0.2 0.05 268 / 0.88) 20%, oklch(0.2 0.05 268 / 0.35)); }
.hero .wrap { padding-block: clamp(5rem, 12vw, 11rem); }
.hero h1 { max-width: 14ch; }
.hero p { font-size: var(--text-lg); max-width: 46ch; }
.hero .eyebrow { color: var(--color-on-accent); opacity: 0.85; }
.hero__cta { display: flex; flex-wrap: wrap; gap: var(--space-sm); margin-block-start: var(--space-lg); }

/* Reparti */
.depts { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 18rem), 1fr)); gap: var(--space-md); }
@media (min-width: 62rem) { .depts { grid-template-columns: repeat(6, 1fr); } .dept { grid-column: span 2; } .dept:nth-child(n+4) { grid-column: span 3; } }
.dept { position: relative; isolation: isolate; display: flex; flex-direction: column; justify-content: flex-end; min-height: 22rem; padding: var(--space-lg); color: var(--color-on-accent); text-decoration: none; overflow: hidden; border-radius: var(--radius-md); background: var(--color-ink); }
.dept img { position: absolute; inset: 0; z-index: -2; width: 100%; height: 100%; object-fit: cover; transition: transform 600ms var(--ease-out); }
.dept::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(to top, oklch(0.2 0.05 268 / 0.92), oklch(0.2 0.05 268 / 0.1) 70%); }
.dept:hover img { transform: scale(1.05); }
.dept:hover { color: var(--color-on-accent); }
.dept h3 { margin: 0 0 var(--space-xs); }
.dept p { margin: 0 0 var(--space-sm); font-size: var(--text-sm); }
.dept span { font: 600 var(--text-sm)/1 var(--font-body); text-transform: uppercase; letter-spacing: 0.1em; }
.dept span::after { content: " →"; }

/* Chi siamo (home) */
.split { display: grid; gap: var(--space-xl); align-items: center; }
@media (min-width: 56rem) { .split { grid-template-columns: 1.1fr 0.9fr; } }
.brands { border-radius: var(--radius-md); box-shadow: var(--shadow-md); }

/* Pagine interne */
.page-head { background: var(--color-ink); color: var(--color-on-accent); padding-block: clamp(3rem, 2rem + 6vw, 6rem); }
.page-head h1 { margin: 0; font-size: var(--text-h1); }
.page-head p { margin: var(--space-sm) 0 0; font-size: var(--text-lg); max-width: 50ch; opacity: 0.9; }
.prose { max-width: var(--measure); }
.prose h2 { margin-block: var(--space-xl) var(--space-sm); font-size: var(--text-h3); color: var(--color-primary); }
.prose h3 { margin-block: var(--space-lg) var(--space-xs); font-size: var(--text-lg); }
.prose ul, .prose ol { padding-inline-start: 1.25em; margin: 0 0 var(--space-md); }
.prose li { margin-block-end: var(--space-xs); }
.prose img { border-radius: var(--radius-md); margin-block: var(--space-md); }
.prose figure { margin: var(--space-lg) 0; }
.prose figcaption { font-size: var(--text-sm); color: var(--color-text-muted); }
.prose--wide { max-width: none; }

/* Galleria prodotti */
.gallery { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 16rem), 1fr)); gap: var(--space-sm); margin-block-start: var(--space-xl); }
.gallery a { display: block; overflow: hidden; border-radius: var(--radius-md); background: var(--color-bg-surface); aspect-ratio: 4 / 3; }
.gallery img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--ease-out); }
.gallery a:hover img { transform: scale(1.04); }
.cta-band { background: var(--color-primary); color: var(--color-on-accent); }
.cta-band .wrap { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--space-md); padding-block: var(--space-xl); }
.cta-band h2 { margin: 0; font-size: var(--text-h3); }

/* Blog */
.posts { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 20rem), 1fr)); gap: var(--space-lg); }
.post-card { display: flex; flex-direction: column; gap: var(--space-xs); }
.post-card__img { aspect-ratio: 16 / 10; object-fit: cover; width: 100%; border-radius: var(--radius-md); background: var(--color-bg-surface); }
.post-card h3 { margin: var(--space-xs) 0 0; font-size: var(--text-lg); text-transform: none; }
.post-card h3 a { color: var(--color-text-main); text-decoration: none; }
.post-card h3 a:hover { color: var(--color-primary); }
.meta { font-size: var(--text-sm); color: var(--color-text-muted); margin: 0; }
.pagination { margin-block-start: var(--space-xl); }
.pagination .nav-links { display: flex; flex-wrap: wrap; gap: var(--space-xs); }
.pagination a, .pagination span { min-width: 2.75rem; min-height: 2.75rem; display: inline-flex; align-items: center; justify-content: center; padding-inline: var(--space-sm); border: 1px solid var(--color-border); border-radius: var(--radius-sm); text-decoration: none; }
.pagination .current { background: var(--color-primary); border-color: var(--color-primary); color: var(--color-on-accent); }

/* Contatti */
.contacts { display: grid; gap: var(--space-xl); }
@media (min-width: 56rem) { .contacts { grid-template-columns: 0.8fr 1.2fr; } }
.contacts dl { margin: 0; display: grid; gap: var(--space-md); }
.contacts dt { font: 600 var(--text-sm)/1 var(--font-body); text-transform: uppercase; letter-spacing: 0.12em; color: var(--color-accent); margin-block-end: var(--space-2xs); }
.contacts dd { margin: 0; font-size: var(--text-lg); }
.contacts dd a { display: inline-block; min-height: 2.75rem; line-height: 2.75rem; }
.map { width: 100%; min-height: 24rem; height: 100%; border: 0; border-radius: var(--radius-md); background: var(--color-bg-surface); }

/* Modulo */
.form { display: grid; gap: var(--space-xs); max-width: 40rem; }
.form p { margin: 0; display: grid; gap: var(--space-2xs); }
.form label { font-weight: 600; }
.form label span { font-weight: 400; color: var(--color-text-muted); }
.form input:not([type=checkbox]), .form textarea { font: inherit; color: inherit; background: var(--color-bg-base); border: 2px solid var(--color-border); border-radius: var(--radius-sm); padding: var(--space-sm); min-height: 2.75rem; width: 100%; }
.form input:focus-visible, .form textarea:focus-visible { border-color: var(--color-focus); outline-offset: 0; }
.form__check { grid-template-columns: auto 1fr; align-items: start; gap: var(--space-sm); }
.form__check input { width: 1.5rem; height: 1.5rem; margin-block-start: 0.15rem; accent-color: var(--color-primary); }
.form__check label { font-weight: 400; }
.form__hp { position: absolute; inset-inline-start: -999rem; }
.form .btn { justify-self: start; border: 0; cursor: pointer; margin-block-start: var(--space-sm); }
.form-msg { padding: var(--space-md); border-radius: var(--radius-md); max-width: 40rem; margin-block-end: var(--space-md); font-weight: 500; }
.form-msg--ok { background: color-mix(in oklch, var(--color-primary) 14%, var(--color-bg-base)); }
.form-msg--err { background: color-mix(in oklch, var(--color-accent) 16%, var(--color-bg-base)); }

/* Footer */
.site-footer { background: var(--color-ink); color: oklch(0.88 0.015 85); padding-block: var(--space-xl); font-size: var(--text-sm); }
.site-footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: var(--space-lg); }
.site-footer a { color: inherit; display: inline-flex; min-height: 2.75rem; align-items: center; }
.site-footer a:hover { color: var(--color-on-accent); }
.site-footer ul { display: flex; flex-wrap: wrap; gap: 0 var(--space-lg); list-style: none; margin: 0; padding: 0; }
.site-footer p { margin: 0; }