/*
Theme Name: Frascari
Theme URI: https://frascari.eu
Author: Enrico Frascari
Description: Tema personale per frascari.eu: blog, foto, eventi con PDF e QR code, biografia, contatti.
Version: 1.3.6
Requires at least: 6.4
Requires PHP: 7.4
License: GPL-2.0-or-later
Text Domain: frascari
*/

/* ---------- Token ---------- */
:root {
	--carta: #ffffff;
	--inchiostro: #23262a;
	--grafite: #5d636b;
	--filo: #dfe2e5;
	--velo: #f3f5f6;
	--lettera: #2c5f6e;      /* verde-azzurro da macchina da scrivere */
	--lettera-scuro: #1f4652;

	--serif: Charter, "Bitstream Charter", "Sitka Text", Cambria, "Iowan Old Style", Georgia, serif;
	--sans: "Helvetica Neue", Helvetica, "Nimbus Sans", Arial, sans-serif;

	--misura: 40rem;   /* colonna di lettura, ~70 caratteri */
	--largo: 68rem;
	--passo: 1.5rem;
}

@media (prefers-color-scheme: dark) {
	:root {
		--carta: #181a1c;
		--inchiostro: #e6e8ea;
		--grafite: #a2a8af;
		--filo: #33373b;
		--velo: #212427;
		--lettera: #7fb3c2;
		--lettera-scuro: #a6cdd8;
	}
}

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

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

body {
	margin: 0;
	background: var(--carta);
	color: var(--inchiostro);
	font-family: var(--serif);
	font-size: 1.125rem;
	line-height: 1.7;
	text-rendering: optimizeLegibility;
}

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

a { color: var(--lettera); text-underline-offset: .18em; text-decoration-thickness: 1px; }
a:hover { color: var(--lettera-scuro); text-decoration-thickness: 2px; }

:focus-visible { outline: 2px solid var(--lettera); outline-offset: 3px; }

h1, h2, h3, h4 {
	font-family: var(--sans);
	font-weight: 600;
	line-height: 1.2;
	letter-spacing: -0.01em;
	margin: 2.2em 0 .6em;
}
h1 { font-size: clamp(1.9rem, 4vw, 2.6rem); letter-spacing: -0.02em; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.2rem; }

p, ul, ol, blockquote, figure { margin: 0 0 1.2em; }

blockquote {
	margin-left: 0;
	padding-left: 1.2em;
	border-left: 2px solid var(--lettera);
	font-style: italic;
	color: var(--grafite);
}

hr { border: 0; border-top: 1px solid var(--filo); margin: 3em 0; }

.screen-reader-text {
	position: absolute !important; width: 1px; height: 1px; overflow: hidden;
	clip: rect(1px, 1px, 1px, 1px); white-space: nowrap;
}
.skip-link:focus {
	position: fixed; top: .5rem; left: .5rem; z-index: 100;
	width: auto; height: auto; clip: auto;
	background: var(--carta); padding: .5rem 1rem;
}

.contenitore { width: min(100% - 2.5rem, var(--largo)); margin-inline: auto; }
.colonna { width: min(100% - 2.5rem, var(--misura)); margin-inline: auto; }

/* ---------- Testata ---------- */
.testata { border-bottom: 1px solid var(--filo); }
.testata .contenitore {
	display: flex; flex-wrap: wrap; align-items: baseline;
	justify-content: space-between; gap: 1rem 2rem;
	padding-block: 1.6rem 1.2rem;
}
.marchio { text-decoration: none; color: inherit; display: block; }
.marchio:hover { color: inherit; }
.marchio-nome {
	display: block;
	font-family: var(--sans);
	font-weight: 700;
	font-size: 1.6rem;
	letter-spacing: -0.03em;
	line-height: 1;
}
.marchio-motto {
	display: block;
	font-family: var(--serif);
	font-style: italic;
	color: var(--lettera);
	font-size: 1.2rem;
	margin-top: .4rem;
}

.navigazione ul { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .3rem 1.4rem; }
.navigazione a {
	font-family: var(--sans);
	font-size: .95rem;
	color: var(--inchiostro);
	text-decoration: none;
	padding-block: .2rem;
	border-bottom: 2px solid transparent;
}
.navigazione a:hover,
.navigazione .current-menu-item > a,
.navigazione .current_page_item > a,
.navigazione .current-menu-ancestor > a { border-bottom-color: var(--lettera); }

/* ---------- Corpo ---------- */
main { padding-block: 3rem 5rem; }

.intestazione-pagina { margin-bottom: 2.5rem; }
.intestazione-pagina h1 { margin-top: 0; }
.intestazione-pagina p { color: var(--grafite); margin: 0; }

.meta {
	font-family: var(--sans);
	font-size: .85rem;
	color: var(--grafite);
}
.meta a { color: inherit; }

.contenuto > *:first-child { margin-top: 0; }
.contenuto img { margin-block: 1.5em; }
.contenuto figure img { margin-block: 0; }
.contenuto figcaption, .wp-caption-text { font-family: var(--sans); font-size: .85rem; color: var(--grafite); margin-top: .5em; }
.contenuto .aligncenter { margin-inline: auto; }
.contenuto .alignleft { float: left; margin: .3em 1.5em 1em 0; max-width: 50%; }
.contenuto .alignright { float: right; margin: .3em 0 1em 1.5em; max-width: 50%; }
.contenuto::after { content: ""; display: table; clear: both; }

/* ---------- Elenco articoli ---------- */
.elenco { list-style: none; margin: 0; padding: 0; }
.voce { padding-block: 1.8rem; border-top: 1px solid var(--filo); }
.voce:first-child { border-top: 0; padding-top: 0; }
.voce h2 { margin: .25rem 0 .5rem; font-size: 1.35rem; }
.voce h2 a { color: var(--inchiostro); text-decoration: none; }
.voce h2 a:hover { color: var(--lettera); }
.voce p { margin: 0; color: var(--grafite); }

.categorie-filtro {
	display: flex; flex-wrap: wrap; gap: .5rem;
	list-style: none; padding: 0; margin: 0 0 2.5rem;
	font-family: var(--sans); font-size: .9rem;
}
.categorie-filtro a {
	display: inline-block; padding: .3rem .8rem;
	border: 1px solid var(--filo); border-radius: 2rem;
	color: var(--inchiostro); text-decoration: none;
}
.categorie-filtro a:hover, .categorie-filtro .attiva a { border-color: var(--lettera); color: var(--lettera); }

.paginazione { margin-top: 3rem; font-family: var(--sans); font-size: .95rem; }
.paginazione .nav-links { display: flex; flex-wrap: wrap; gap: .4rem; }
.paginazione .page-numbers { padding: .3rem .7rem; text-decoration: none; border: 1px solid transparent; }
.paginazione .current { border-color: var(--filo); }

/* ---------- Articolo singolo ---------- */
.articolo-testa { margin-bottom: 2.5rem; }
.articolo-testa h1 { margin: .3rem 0 0; }
.articolo-immagine { margin: 0 0 2.5rem; }

.naviga-articoli {
	display: grid; grid-template-columns: 1fr 1fr; gap: 1.5rem;
	margin-top: 4rem; padding-top: 1.5rem; border-top: 1px solid var(--filo);
	font-family: var(--sans); font-size: .95rem;
}
.naviga-articoli span { display: block; color: var(--grafite); font-size: .8rem; }
.naviga-articoli .successivo { text-align: right; }

/* ---------- Griglia foto ---------- */
.griglia {
	display: grid;
	grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr));
	gap: 2rem 1.5rem;
}
.scatto a { color: inherit; text-decoration: none; display: block; }
.scatto img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; background: var(--velo); }
.scatto h3 { font-size: 1rem; margin: .7rem 0 .1rem; }
.scatto .meta { margin: 0; }
.scatto a:hover h3 { color: var(--lettera); }

.foto-grande { margin: 0 0 2rem; }
.foto-grande img { width: 100%; max-height: 85vh; object-fit: contain; background: var(--velo); }

/* ---------- Eventi ---------- */
.eventi { list-style: none; margin: 0; padding: 0; }
.evento-voce {
	display: grid; grid-template-columns: 7rem 1fr; gap: 1.5rem;
	padding-block: 1.6rem; border-top: 1px solid var(--filo);
}
.evento-voce:first-child { border-top: 0; padding-top: 0; }
.locandina-vuota { display: block; aspect-ratio: 3 / 4; background: var(--velo); }
.evento-voce img { aspect-ratio: 3 / 4; object-fit: cover; width: 100%; background: var(--velo); }
.evento-voce h3 { margin: .1rem 0 .3rem; font-size: 1.2rem; }
.evento-voce h3 a { color: var(--inchiostro); text-decoration: none; }
.evento-voce h3 a:hover { color: var(--lettera); }
.evento-voce p { margin: 0; }
.data-evento { font-family: var(--sans); font-weight: 600; color: var(--lettera); font-size: .95rem; }
.sezione-eventi + .sezione-eventi { margin-top: 4rem; }

.evento-scheda {
	display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 16rem);
	gap: 3rem; align-items: start;
}
.luogo-evento { font-family: var(--sans); font-size: 1.05rem; color: var(--grafite); margin: .6rem 0 0; }
.evento-laterale img { width: 100%; }
.evento-laterale figure { margin: 0 0 1.5rem; }
.evento-prima-immagine img { aspect-ratio: 4 / 3; object-fit: cover; }

.pulsante {
	display: inline-block;
	font-family: var(--sans); font-size: .95rem; font-weight: 600;
	background: var(--lettera); color: var(--carta);
	padding: .65rem 1.1rem; border: 0; border-radius: 3px;
	text-decoration: none; cursor: pointer;
}
.pulsante:hover { background: var(--lettera-scuro); color: var(--carta); }
.pulsante-secondario { background: transparent; color: var(--lettera); border: 1px solid currentColor; }
.pulsante-secondario:hover { background: transparent; color: var(--lettera-scuro); }

.qr { border: 1px solid var(--filo); padding: 1rem; text-align: center; }
.qr canvas { width: 100%; max-width: 12rem; height: auto; margin: 0 auto .8rem; display: block; image-rendering: pixelated; }
.qr p { font-family: var(--sans); font-size: .8rem; color: var(--grafite); margin: 0 0 .8rem; }

.galleria-evento {
	display: grid; grid-template-columns: repeat(auto-fill, minmax(10rem, 1fr));
	gap: .75rem; margin-top: 1rem;
}
.galleria-evento a { display: block; }
.galleria-evento img { aspect-ratio: 1; object-fit: cover; width: 100%; }

/* ---------- Visore immagini ---------- */
.visore {
	position: fixed; inset: 0; z-index: 50;
	background: rgba(15, 17, 19, .94);
	display: none; align-items: center; justify-content: center;
	padding: 3rem 1rem;
}
.visore.aperto { display: flex; }
.visore img { max-height: 100%; max-width: 100%; object-fit: contain; }
.visore button {
	position: absolute; background: none; border: 0; color: #fff;
	font: 600 1rem var(--sans); cursor: pointer; padding: .8rem 1rem;
}
.visore .chiudi { top: .5rem; right: .5rem; }
.visore .prec { left: .5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; }
.visore .succ { right: .5rem; top: 50%; transform: translateY(-50%); font-size: 2rem; }

/* ---------- Home ---------- */
.apertura { padding-block: 1rem 3.5rem; }
.apertura h1 {
	font-size: clamp(2.6rem, 8vw, 5.2rem);
	letter-spacing: -0.045em;
	line-height: .95;
	margin: 0 0 .9rem;
}
.apertura .motto { font-style: italic; font-size: clamp(1.6rem, 3.6vw, 2.4rem); line-height: 1.2; color: var(--lettera); margin: 0 0 2.2rem; }
.apertura .presentazione { max-width: var(--misura); }
.apertura.con-immagine { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); gap: 3.5rem; align-items: center; }
.apertura-immagine { margin: 0; }
.apertura-immagine img { width: 100%; aspect-ratio: 4 / 5; object-fit: cover; background: var(--velo); }
.email-contatto { font-family: var(--sans); font-size: 1.05rem; margin: 0 0 2rem; }
.email-contatto a { font-weight: 600; }

.blocco-home { padding-block: 3rem; border-top: 1px solid var(--filo); }
.blocco-home > header { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; margin-bottom: 1.8rem; }
.blocco-home > header h2 { margin: 0; }
.blocco-home > header a { font-family: var(--sans); font-size: .9rem; }
.home-articoli { display: grid; grid-template-columns: repeat(auto-fit, minmax(17rem, 1fr)); gap: 2rem; }
.home-articoli .voce { border: 0; padding: 0; }
/* Home: eventi e immagini sulla stessa griglia a tre colonne. */
.eventi-home, .blocco-home .griglia { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 2rem 1.5rem; }
.eventi-home .evento-voce { display: block; border: 0; padding: 0; }
.eventi-home .evento-voce > a { display: block; margin-bottom: .7rem; }
.eventi-home .evento-voce img, .eventi-home .evento-voce > a > span { aspect-ratio: 4 / 3; object-fit: contain; background: var(--velo); }
.eventi-home .evento-voce h3 { font-size: 1rem; margin: .1rem 0 .1rem; }
.eventi-home .data-evento { font-size: .85rem; margin: 0; }
.eventi-home .meta { margin: 0; }
@media (max-width: 44rem) {
	.eventi-home, .blocco-home .griglia { grid-template-columns: 1fr; }
}

/* ---------- Libri ---------- */
.libri { display: grid; grid-template-columns: repeat(auto-fill, minmax(11rem, 1fr)); gap: 2.5rem 1.5rem; }
.libro-voce a { color: inherit; text-decoration: none; display: block; }
.libro-voce img, .copertina-vuota { aspect-ratio: 2 / 3; object-fit: cover; width: 100%; background: var(--velo); display: block; box-shadow: 0 1px 3px rgba(0,0,0,.12); }
.libro-voce h3 { font-size: 1rem; margin: .8rem 0 .1rem; }
.libro-voce a:hover h3 { color: var(--lettera); }
.etichetta { display: inline-block; font-family: var(--sans); font-size: .75rem; font-weight: 600; color: var(--lettera); margin: .7rem 0 0; }
.libro-scheda { display: grid; grid-template-columns: minmax(0, 18rem) minmax(0, 1fr); gap: 3.5rem; align-items: start; max-width: 60rem; }
.libro-copertina figure { margin: 0; }
.libro-copertina img { width: 100%; box-shadow: 0 2px 8px rgba(0,0,0,.15); }
.libro-scheda .etichetta { margin: 0 0 .3rem; }
.libro-sezione { margin-top: 4rem; max-width: 60rem; }

.libro-home-testa { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 15rem); gap: 3rem; align-items: start; }
.libro-titolo { font-size: clamp(1.6rem, 3.5vw, 2.3rem); letter-spacing: -0.02em; margin: 0 0 .4rem; }
.libro-titolo a { color: var(--inchiostro); text-decoration: none; }
.libro-titolo a:hover { color: var(--lettera); }
.libro-home .contenuto { margin-top: 1.4rem; max-width: var(--misura); }
.libro-home-copertina img { width: 100%; box-shadow: 0 2px 8px rgba(0,0,0,.15); }
.libro-home-foto { display: grid; grid-template-columns: repeat(3, 1fr); gap: .75rem; margin-top: 2.5rem; }
.libro-home-foto a { display: block; }
.libro-home-foto img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.libro-home .lettore { margin-top: 2.5rem; }

.lettore { position: relative; aspect-ratio: 16 / 9; background: #111; max-width: 52rem; }
.lettore iframe, .lettore video { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-avvia {
	position: absolute; inset: 0; width: 100%; border: 0; cursor: pointer;
	background: #1d2024 center / cover no-repeat; color: #fff;
	display: flex; align-items: center; justify-content: center; gap: 1rem;
	font-family: var(--sans);
}
.video-avvia::before { content: ""; position: absolute; inset: 0; background: rgba(15,17,19,.55); }
.video-play {
	position: relative; width: 4rem; height: 4rem; border-radius: 50%;
	background: var(--carta); flex: none;
}
.video-play::after {
	content: ""; position: absolute; left: 1.6rem; top: 1.25rem;
	border-style: solid; border-width: .75rem 0 .75rem 1.2rem;
	border-color: transparent transparent transparent var(--lettera);
}
.video-nota { position: relative; text-align: left; font-size: 1.05rem; font-weight: 600; }
.video-nota small { display: block; font-weight: 400; font-size: .8rem; opacity: .8; margin-top: .2rem; }
.video-avvia:hover .video-play { transform: scale(1.05); }

/* ---------- Video ---------- */
.video-griglia { display: grid; grid-template-columns: repeat(auto-fill, minmax(17rem, 1fr)); gap: 2.2rem 1.5rem; }
.video-voce a { color: inherit; text-decoration: none; display: block; }
.video-anteprima { position: relative; display: block; aspect-ratio: 16 / 9; background: #1d2024; overflow: hidden; }
.video-anteprima img { width: 100%; height: 100%; object-fit: cover; }
.video-anteprima::after {
	content: ""; position: absolute; left: 50%; top: 50%; width: 3.2rem; height: 3.2rem; margin: -1.6rem 0 0 -1.6rem;
	border-radius: 50%; background: rgba(255,255,255,.92)
		url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath d='M9 7l9 5-9 5z' fill='%232c5f6e'/%3E%3C/svg%3E") center / 1.6rem no-repeat;
}
.video-voce h3 { font-size: 1.05rem; margin: .8rem 0 .15rem; }
.video-voce a:hover h3 { color: var(--lettera); }
.video-descrizione { font-size: .95rem; line-height: 1.55; color: var(--grafite); margin: .5rem 0 0; }
.video-singolo { max-width: 52rem; }
.video-singolo .lettore { max-width: none; margin-bottom: 2rem; }

/* ---------- Contatti ---------- */
.modulo { display: grid; gap: 1.2rem; max-width: 32rem; font-family: var(--sans); font-size: 1rem; }
.modulo label { display: block; font-weight: 600; margin-bottom: .3rem; font-size: .9rem; }
.modulo input[type=text], .modulo input[type=email], .modulo textarea {
	width: 100%; padding: .65rem .75rem; font: inherit;
	color: var(--inchiostro); background: var(--carta);
	border: 1px solid var(--grafite); border-radius: 3px;
}
.modulo textarea { min-height: 10rem; resize: vertical; }
.modulo .consenso { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; }
.modulo .consenso label { font-weight: 400; margin: 0; }
.modulo .trappola { position: absolute; left: -9999px; }
.avviso { padding: .9rem 1.1rem; margin-bottom: 1.5rem; font-family: var(--sans); font-size: .95rem; border-left: 3px solid var(--lettera); background: var(--velo); }
.avviso.errore { border-left-color: #b3261e; }

/* ---------- Social e piede ---------- */
.social { list-style: none; padding: 0; margin: 0; display: flex; gap: 1rem; }
.social a { display: inline-flex; color: var(--grafite); }
.social a:hover { color: var(--lettera); }
.social svg { width: 1.3rem; height: 1.3rem; fill: currentColor; }

.piede { border-top: 1px solid var(--filo); padding-block: 2rem 2.5rem; font-family: var(--sans); font-size: .85rem; color: var(--grafite); }
.piede .contenitore { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 1rem; }
.piede p { margin: 0; }
.piede a { color: inherit; }

/* ---------- Commenti ---------- */
.commenti { margin-top: 4rem; padding-top: 2rem; border-top: 1px solid var(--filo); }
.commenti ol { list-style: none; padding: 0; }
.commenti .comment-body { padding-block: 1rem; border-bottom: 1px solid var(--filo); }
.commenti .comment-meta { font-family: var(--sans); font-size: .85rem; color: var(--grafite); }
.commenti textarea, .commenti input[type=text], .commenti input[type=email], .commenti input[type=url] {
	width: 100%; padding: .6rem; font: inherit; border: 1px solid var(--grafite); border-radius: 3px; background: var(--carta); color: var(--inchiostro);
}
.commenti input[type=submit] { font-family: var(--sans); font-weight: 600; background: var(--lettera); color: var(--carta); border: 0; padding: .65rem 1.1rem; border-radius: 3px; cursor: pointer; }

/* ---------- Ricerca ---------- */
.ricerca { display: flex; gap: .5rem; max-width: 28rem; }
.ricerca input[type=search] { flex: 1; padding: .55rem .7rem; font: 1rem var(--sans); border: 1px solid var(--grafite); border-radius: 3px; background: var(--carta); color: var(--inchiostro); }

/* ---------- Mobile ---------- */
@media (max-width: 44rem) {
	body { font-size: 1.0625rem; }
	.evento-scheda { grid-template-columns: 1fr; gap: 2rem; }
	.apertura.con-immagine { grid-template-columns: 1fr; gap: 2rem; }
	.libro-scheda, .libro-home-testa { grid-template-columns: 1fr; gap: 2rem; }
	.libro-copertina, .libro-home-copertina { max-width: 14rem; }
	.libro-home-copertina { order: -1; }
	.libri { grid-template-columns: repeat(2, 1fr); }
	.apertura-immagine img { aspect-ratio: 4 / 3; }
	.evento-voce { grid-template-columns: 5rem 1fr; gap: 1rem; }
	.naviga-articoli { grid-template-columns: 1fr; }
	.naviga-articoli .successivo { text-align: left; }
	.contenuto .alignleft, .contenuto .alignright { float: none; max-width: 100%; margin: 1.5em 0; }
}

@media (prefers-reduced-motion: reduce) {
	* { transition: none !important; animation: none !important; }
}