/*
Theme Name: Iride
Theme URI: https://example.com/iride
Author: Iride
Description: Tema per l'app di salute visiva Iride. Palette presa dall'occhio (bianco della sclera, iride petrolio, collaretto ambra, anello limbare blu notte), caratteri ad alta leggibilità (Atkinson Hyperlegible Next, Lexend) ospitati sul sito, anelli di Placido come motivo grafico. Da usare con il plugin "Iride – Salute visiva (core)".
Version: 1.0.0
Requires at least: 6.4
Requires PHP: 8.1
License: GPL-2.0-or-later
Text Domain: iride-theme
*/

:root {
	--ir-sclera: #f5f8f9;
	--ir-paper: #ffffff;
	--ir-ink: #0e2a44;
	--ir-ink-soft: #46607a;
	--ir-iris: #2f7f8f;
	--ir-iris-deep: #1d5a68;
	--ir-amber: #e0a43a;
	--ir-mist: #dce8ec;
	--ir-line: #c9d9df;
	--ir-vein: #c8423b;
	--wrap: 1180px;
	--gutter: clamp(1.1rem, 4vw, 2.5rem);
	--ir-font: "Atkinson Hyperlegible Next", "Atkinson Hyperlegible", system-ui, -apple-system, "Segoe UI", sans-serif;
	--ir-display: "Lexend", "Atkinson Hyperlegible Next", system-ui, sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body { margin: 0; background: var(--ir-sclera); color: var(--ir-ink); font: 400 1.0625rem/1.6 var(--ir-font); text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
img, svg, video { max-width: 100%; height: auto; }
a { color: var(--ir-iris-deep); text-underline-offset: .18em; text-decoration-thickness: 1.5px; }
a:hover { color: var(--ir-ink); }
:focus-visible { outline: 3px solid var(--ir-amber); outline-offset: 3px; }
h1, h2, h3, h4 { font-family: var(--ir-display); font-weight: 600; line-height: 1.15; letter-spacing: -0.012em; margin: 1.6em 0 .5em; color: var(--ir-ink); }
h1 { font-size: clamp(2rem, 4.5vw, 3rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.4rem, 2.6vw, 1.85rem); }
h3 { font-size: 1.2rem; }
p { margin: 0 0 1em; }
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(1px, 1px, 1px, 1px); white-space: nowrap; }
.skip-link { position: absolute; left: 1rem; top: -4rem; z-index: 1000; background: var(--ir-ink); color: #fff; padding: .7rem 1rem; border-radius: 10px; }
.skip-link:focus { top: 1rem; color: #fff; }
.wrap { width: min(100% - 2 * var(--gutter), var(--wrap)); margin-inline: auto; }

/* ---------- Testata ---------- */
.site-header { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--ir-sclera) 92%, transparent); backdrop-filter: saturate(1.4) blur(10px); border-bottom: 1px solid var(--ir-line); }
.admin-bar .site-header { top: 32px; }
.site-header__inner { display: flex; align-items: center; gap: 1.5rem; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: .6rem; text-decoration: none; color: var(--ir-ink); }
.brand__mark { width: 34px; height: 34px; border-radius: 50%; background: radial-gradient(circle, #070d14 0 27%, transparent 28%), repeating-conic-gradient(var(--ir-iris) 0 7deg, #6fb3bf 7deg 9deg), var(--ir-iris); box-shadow: inset 0 0 0 3px var(--ir-ink), 0 0 0 3px var(--ir-sclera), 0 0 0 4px var(--ir-line); }
.brand__name { font: 600 1.45rem/1 var(--ir-display); letter-spacing: -0.02em; }
.site-nav { display: flex; align-items: center; gap: 1.5rem; margin-left: auto; }
.site-nav__list { display: flex; gap: .25rem; list-style: none; margin: 0; padding: 0; }
.site-nav__list a { display: block; padding: .5rem .75rem; border-radius: 999px; color: var(--ir-ink); text-decoration: none; font-weight: 600; font-size: .98rem; }
.site-nav__list a:hover { background: var(--ir-mist); }
.site-nav__list a[aria-current=page], .site-nav__list .current-menu-item > a { background: var(--ir-ink); color: #fff; }
.site-nav__actions { display: flex; align-items: center; gap: .75rem; }
.site-nav__login { font-weight: 600; text-decoration: none; color: var(--ir-ink); }
.emergency-link { display: inline-flex; align-items: center; gap: .45rem; color: var(--ir-vein); font-weight: 700; text-decoration: none; }
.emergency-link__dot { width: .6rem; height: .6rem; border-radius: 50%; background: var(--ir-vein); box-shadow: 0 0 0 3px #f6d3d0; }
.nav-toggle { display: none; margin-left: auto; width: 48px; height: 48px; border: 1.5px solid var(--ir-line); border-radius: 50%; background: #fff; cursor: pointer; }
.nav-toggle__bars, .nav-toggle__bars::before, .nav-toggle__bars::after { display: block; width: 20px; height: 2px; background: var(--ir-ink); margin: auto; position: relative; transition: transform .2s; }
.nav-toggle__bars::before, .nav-toggle__bars::after { content: ""; position: absolute; left: 0; }
.nav-toggle__bars::before { top: -6px; } .nav-toggle__bars::after { top: 6px; }
.nav-open .nav-toggle__bars { background: transparent; }
.nav-open .nav-toggle__bars::before { transform: translateY(6px) rotate(45deg); }
.nav-open .nav-toggle__bars::after { transform: translateY(-6px) rotate(-45deg); }

/* ---------- Home ---------- */
.hero { position: relative; overflow: hidden; padding: clamp(2.5rem, 7vw, 6rem) 0 clamp(3rem, 7vw, 6rem); }
.hero__inner { display: grid; grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr); gap: clamp(2rem, 5vw, 5rem); align-items: center; }
.hero__title { font-size: clamp(2.6rem, 5.6vw, 4.7rem); line-height: 1.02; letter-spacing: -0.035em; margin: 0 0 1.5rem; max-width: 14ch; font-weight: 600; }
.hero__lead { font-size: clamp(1.1rem, 1.6vw, 1.3rem); line-height: 1.55; max-width: 52ch; color: var(--ir-ink-soft); }
.hero__cta { display: flex; flex-wrap: wrap; gap: .75rem; margin: 2rem 0 1.25rem; }
.hero__alarm a { color: var(--ir-vein); font-weight: 600; }
.hero__eye { position: relative; display: grid; place-items: center; aspect-ratio: 1; }
/* Anelli di Placido: i cerchi concentrici del topografo corneale. */
.hero__eye::before { content: ""; position: absolute; inset: -14%; border-radius: 50%; background: repeating-radial-gradient(circle, transparent 0 22px, color-mix(in srgb, var(--ir-ink) 9%, transparent) 22px 24px); -webkit-mask: radial-gradient(circle, transparent 46%, #000 47%, #000 64%, transparent 72%); mask: radial-gradient(circle, transparent 46%, #000 47%, #000 64%, transparent 72%); }
.ir-iris { overflow: visible; display: block; }
.ir-iris--hero { position: relative; width: 100%; height: auto; filter: drop-shadow(0 30px 50px rgba(14,42,68,.28)); }
.ir-iris--small { margin: 0 auto 1.5rem; }

.band { padding: clamp(3rem, 7vw, 5.5rem) 0; }
.band--mist { background: var(--ir-mist); }
.band__title { margin-top: 0; font-size: clamp(1.7rem, 3.4vw, 2.5rem); letter-spacing: -0.025em; }
.band__head { display: flex; justify-content: space-between; align-items: baseline; gap: 1rem; flex-wrap: wrap; }
.band__head a { font-weight: 600; }

.path { list-style: none; margin: 2rem 0 0; padding: 0; display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; counter-reset: step; position: relative; }
.path__step { counter-increment: step; position: relative; padding: 4.25rem 2rem 0 0; }
.path__step::before { content: counter(step); position: absolute; top: 0; left: 0; width: 3rem; height: 3rem; display: grid; place-items: center; border-radius: 50%; background: var(--ir-ink); color: #fff; font: 600 1.25rem/1 var(--ir-display); z-index: 1; }
.path__step::after { content: ""; position: absolute; top: 1.5rem; left: 3rem; right: 0; height: 2px; background: repeating-linear-gradient(90deg, var(--ir-line) 0 8px, transparent 8px 14px); }
.path__step:last-child::after { display: none; }
.path__step h3 { font-size: 1.45rem; margin: 0 0 .5rem; }
.path__step p { color: var(--ir-ink-soft); max-width: 34ch; }

.audiences { padding: 0 0 clamp(3rem, 7vw, 5rem); }
.audiences__grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 2px solid var(--ir-ink); }
.audience { padding: 1.75rem 2rem 0 0; }
.audience + .audience { padding-left: 2rem; border-left: 1px solid var(--ir-line); }
.audience h2 { margin: 0 0 .75rem; font-size: 1.35rem; }
.audience h2::before { content: ""; display: block; width: 2.4rem; height: 2.4rem; border-radius: 50%; margin-bottom: 1rem; background: radial-gradient(circle, #070d14 0 26%, transparent 27%), repeating-conic-gradient(var(--c) 0 7deg, color-mix(in srgb, var(--c) 60%, #fff) 7deg 9deg); }
.audience--kids { --c: #b9822f; } .audience--teens { --c: #2f7f8f; } .audience--adults { --c: #4f6fae; }
.audience p { color: var(--ir-ink-soft); }

.roles-teaser { padding: clamp(3rem, 7vw, 5rem) 0; }
.roles-teaser__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; margin: 1.5rem 0 2rem; }
.roles-teaser__grid > div { padding: 1.5rem; background: var(--ir-paper); border-radius: 22px; border: 1.5px solid var(--ir-line); }
.roles-teaser__grid h3 { margin: 0 0 .4rem; font-size: 1.4rem; }
.roles-teaser__grid p { margin: 0; color: var(--ir-ink-soft); }

.trust { background: var(--ir-ink); color: #dfe9ee; padding: clamp(3rem, 7vw, 5rem) 0; }
.trust__grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(1.5rem, 4vw, 3rem); }
.trust h2 { color: #fff; font-size: 1.3rem; margin: 0 0 .7rem; }
.trust a { color: var(--ir-amber); }

/* ---------- Pagine ---------- */
.page-shell { padding: clamp(2rem, 5vw, 3.5rem) 0 clamp(3rem, 7vw, 5rem); }
.page-head { margin-bottom: 2rem; max-width: 62rem; }
.page-head__title { margin: 0 0 .6rem; }
.page-head__lead { font-size: 1.2rem; color: var(--ir-ink-soft); max-width: 60ch; margin: 0; }
.page-head__crumb { margin: 0 0 .6rem; font-weight: 600; }
.page-head__crumb a { text-decoration: none; }
.page-head__crumb a::before { content: "‹ "; }
.entry > :first-child { margin-top: 0; }
.entry--prose, .ir-prose { max-width: 68ch; font-size: 1.1rem; line-height: 1.7; }
.entry--prose h2, .ir-prose h2 { font-size: 1.45rem; margin-top: 2em; }
.entry--prose ul, .entry--prose ol, .ir-prose ul, .ir-prose ol { padding-left: 1.3rem; }
.entry--prose li, .ir-prose li { margin-bottom: .4em; }
.read-layout { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: clamp(2rem, 5vw, 4rem); align-items: start; }
.page-shell--read .read-layout:has(> .entry:only-child) { grid-template-columns: 1fr; }
.read-aside { position: sticky; top: 96px; }
.aside-card { padding: 1.3rem; border-radius: 22px; background: var(--ir-ink); color: #dfe9ee; margin-bottom: 1.5rem; }
.aside-card h2 { color: #fff; font-size: 1.15rem; margin: 0 0 .5rem; }
.aside-card .ir-btn { background: var(--ir-amber); border-color: var(--ir-amber); color: var(--ir-ink); }
.aside-card .ir-btn:hover { background: #fff; border-color: #fff; }
.read-aside__title { font-size: 1rem; margin: 0 0 .5rem; }
.read-aside__list { list-style: none; padding: 0; margin: 0; }
.read-aside__list a { display: block; padding: .55rem 0; border-bottom: 1px solid var(--ir-line); text-decoration: none; color: var(--ir-ink); font-weight: 600; }
.read-aside__list a:hover { color: var(--ir-iris-deep); }
.notfound { text-align: center; }

/* Pagine dell'app: titolo più compatto, più spazio al contenuto. */
.is-app .page-head { margin-bottom: 1.25rem; }
.is-app .page-head__title { font-size: clamp(1.7rem, 3.4vw, 2.3rem); }

.navigation.pagination { margin-top: 2rem; }
.nav-links { display: flex; gap: .4rem; }
.page-numbers { padding: .4rem .8rem; border-radius: 999px; border: 1.5px solid var(--ir-line); text-decoration: none; }
.page-numbers.current { background: var(--ir-ink); color: #fff; border-color: var(--ir-ink); }

/* ---------- Piè di pagina ---------- */
.site-footer { background: #0a1f33; color: #b9cad6; padding: 3.5rem 0 1.5rem; margin-top: 0; }
.site-footer a { color: #e6eef3; }
.site-footer__grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.2fr; gap: 2rem; }
.site-footer h2 { color: #fff; font-size: 1rem; margin: 0 0 .8rem; font-family: var(--ir-font); font-weight: 700; letter-spacing: 0; }
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.site-footer ul a { text-decoration: none; }
.site-footer ul a:hover { text-decoration: underline; }
.site-footer .brand { color: #fff; margin-bottom: 1rem; }
.site-footer .brand__mark { box-shadow: inset 0 0 0 3px #0a1f33, 0 0 0 3px #0a1f33, 0 0 0 4px #2a4660; }
.site-footer__note { font-size: .92rem; color: #8ea6b7; }
.site-footer__emergency { padding: 1.2rem; border-radius: 18px; background: #14304a; }
.site-footer__emergency p { font-size: .95rem; }
.site-footer__legal { display: flex; flex-wrap: wrap; gap: .5rem 2rem; margin-top: 2.5rem; padding-top: 1.25rem; border-top: 1px solid #1c3a55; font-size: .88rem; color: #8ea6b7; }

/* ---------- Barra dell'app (mobile) ---------- */
.tabbar { display: none; }
@media (max-width: 900px) {
	.has-tabbar { padding-bottom: calc(72px + env(safe-area-inset-bottom)); }
	.tabbar { display: grid; grid-template-columns: repeat(5, 1fr); position: fixed; left: 0; right: 0; bottom: 0; z-index: 60; background: #fff; border-top: 1px solid var(--ir-line); padding: 6px 4px calc(6px + env(safe-area-inset-bottom)); }
	.tabbar a { display: grid; justify-items: center; gap: 2px; padding: 6px 2px; border-radius: 14px; color: var(--ir-ink-soft); text-decoration: none; font-size: .75rem; font-weight: 600; }
	.tabbar a[aria-current=page] { color: var(--ir-iris-deep); background: var(--ir-mist); }
	.ir-toasts { bottom: calc(84px + env(safe-area-inset-bottom)) !important; }
}

/* ---------- Responsive ---------- */
@media (max-width: 1080px) {
	.nav-toggle { display: grid; place-items: center; }
	.site-nav { position: fixed; inset: 72px 0 auto 0; flex-direction: column; align-items: stretch; gap: 1rem; padding: 1rem var(--gutter) 1.5rem; background: var(--ir-sclera); border-bottom: 1px solid var(--ir-line); box-shadow: 0 20px 40px rgba(14,42,68,.12); transform: translateY(-120%); visibility: hidden; transition: transform .25s, visibility .25s; }
	.admin-bar .site-nav { top: 118px; }
	.nav-open .site-nav { transform: none; visibility: visible; }
	.site-nav__list { flex-direction: column; }
	.site-nav__list a { padding: .8rem 1rem; font-size: 1.08rem; }
	.site-nav__actions { flex-wrap: wrap; }
	.site-footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 860px) {
	.hero__inner { grid-template-columns: 1fr; }
	.hero__eye { order: -1; width: min(70vw, 320px); margin: 0 auto; }
	.hero__title { max-width: none; }
	.path, .audiences__grid, .roles-teaser__grid, .trust__grid { grid-template-columns: 1fr; }
	.path__step { padding: 0 0 2rem 4.5rem; }
	.path__step::after { top: 3rem; bottom: 0; left: 1.5rem; right: auto; width: 2px; height: auto; background: repeating-linear-gradient(180deg, var(--ir-line) 0 8px, transparent 8px 14px); }
	.audience, .audience + .audience { padding: 1.5rem 0; border-left: 0; border-bottom: 1px solid var(--ir-line); }
	.read-layout { grid-template-columns: 1fr; }
	.read-aside { position: static; }
}
@media (max-width: 560px) {
	.site-footer__grid { grid-template-columns: 1fr; }
	.hero__cta .ir-btn { flex: 1 1 100%; }
}
@media (max-width: 782px) { .admin-bar .site-header { top: 46px; } }

body.ir-contrast { background: #fff; }
body.ir-contrast .site-header { background: #fff; }

@media print {
	.site-header, .site-footer, .tabbar, .skip-link, .page-head { display: none !important; }
	body { background: #fff; }
	.page-shell { padding: 0; }
	.wrap { width: 100%; }
}