/* ─────────────────────────────────────────────────────────────────────────
   FiveNews — foglio di stile condiviso
   Usato da: pagina episodio (generata da page-generator.ts),
   privacy.html, terms.html
   ───────────────────────────────────────────────────────────────────────── */

/* ── Font ────────────────────────────────────────────────────────────────
   Arimo servito localmente: nessuna richiesta a server terzi durante la
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   Due sottoinsiemi: "latin" copre l'italiano, "latin-ext" i caratteri di
   nomi stranieri (Erdoğan, Łukasz). Il browser scarica solo ciò che serve.
   ──────────────────────────────────────────────────────────────────────── */

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@font-face {
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}

/* ── Design token ───────────────────────────────────────────────────────── */

:root {
    color-scheme: light dark;

    --bg: #f8f9fa;
    --ink: #323232;
    --ink-soft: color-mix(in srgb, var(--ink) 60%, var(--bg));
    --hairline: color-mix(in srgb, var(--ink) 15%, var(--bg));

    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-md: 1.125rem;
    --font-size-lg: 1.5rem;

    --space-xs: 0.375rem;
    --space-sm: 0.75rem;
    --space-md: 1.5rem;
    --space-lg: 2rem;

    --radius: 0.75rem;
    --content-width: 40rem;
}

/* ── Base ───────────────────────────────────────────────────────────────── */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: "Arimo", Arial, sans-serif;
    background: var(--bg);
    color: var(--ink);
    font-size: var(--font-size-base);
    padding: var(--space-lg) var(--space-sm);
}

main {
    max-width: var(--content-width);
    margin: 0 auto;
}

header {
    text-align: center;
    margin-bottom: var(--space-lg);
}

header img.logo {
    width: 13.25rem;
    max-width: 60vw;
    height: auto;
}

h1 {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

footer {
    margin-top: var(--space-lg);
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    text-align: center;
}

footer a {
    color: var(--ink-soft);
    text-decoration: none;
}

footer a:hover {
    text-decoration: underline;
}

/* ── Pagina episodio ────────────────────────────────────────────────────── */

header .ai-disclosure {
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    margin-bottom: var(--space-sm);
}

img.cover {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    object-position: top;
    border-radius: var(--radius);
    margin-bottom: var(--space-xs);
}

.credits {
    text-align: left;
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    margin-bottom: var(--space-lg);
}

.credits a {
    color: var(--ink-soft);
}

.date {
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    text-transform: capitalize;
    margin: 0 0 var(--space-xs) 0;
}

.summary {
    color: var(--ink-soft);
    line-height: 1.5;
    margin-bottom: var(--space-md);
}

audio {
    width: 100%;
    margin-bottom: var(--space-sm);
}

details.transcript {
    margin: var(--space-md) 0 var(--space-lg) 0;
}

details.transcript > summary {
    cursor: pointer;
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    list-style-position: inside;
}

details.transcript > summary:hover {
    color: var(--ink);
}

details.transcript .transcript-body {
    padding-top: var(--space-sm);
    padding-bottom: var(--space-xs);
}

details.transcript .transcript-body p {
    line-height: 1.6;
    margin-bottom: var(--space-sm);
}

.platforms {
    margin-bottom: var(--space-lg);
}

.platforms p {
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    margin-bottom: var(--space-xs);
}

.platforms .badges {
    display: flex;
    gap: var(--space-sm);
    flex-wrap: wrap;
    align-items: center;
}

.platforms .badges img {
    height: 2.5rem;
    width: auto;
}

.articles-heading {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

ul.articles {
    list-style: none;
}

ul.articles li {
    padding: var(--space-sm) 0;
    border-top: 1px solid var(--hairline);
}

ul.articles li a {
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-md);
}

ul.articles li a:hover {
    text-decoration: underline;
}

.source {
    color: var(--ink-soft);
    font-size: var(--font-size-sm);
}

.episode-nav {
    display: flex;
    justify-content: space-between;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
    font-size: var(--font-size-sm);
}

.episode-nav a {
    color: var(--ink-soft);
    text-decoration: none;
}

.episode-nav a:hover {
    color: var(--ink);
    text-decoration: underline;
}

/* ── Pagine legali ──────────────────────────────────────────────────────── */

.legal-page {
    line-height: 1.6;
}

.legal-page h2 {
    font-size: var(--font-size-md);
    margin: var(--space-md) 0 var(--space-sm) 0;
}

.legal-page p,
.legal-page li {
    margin-bottom: var(--space-sm);
}

.legal-page ul {
    padding-left: var(--space-md);
}

.legal-page a {
    color: var(--ink);
}

.legal-page .updated {
    font-size: var(--font-size-sm);
    color: var(--ink-soft);
    margin-bottom: var(--space-md);
}

/* ── Footer per i social ────────────────────────────────────────────────── */

footer .social {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xs);
}

footer .social img {
    height: 1.5rem;
    width: auto;
    opacity: 0.6;
    display: block;
}

footer .social a:hover img {
    opacity: 1;
}

/* ── Home ───────────────────────────────────────────────────────────────── */

header h1.ai-disclosure {
    font-size: var(--font-size-sm);
    font-weight: 400;
}

img.cover.featured {
    aspect-ratio: 16 / 9;
}

.cta {
    display: inline-block;
    padding: var(--space-xs) var(--space-md);
    border: 1px solid var(--hairline);
    border-radius: var(--radius);
    color: var(--ink);
    text-decoration: none;
    font-weight: 600;
    font-size: var(--font-size-sm);
    margin-bottom: var(--space-lg);
}

.cta:hover {
    border-color: var(--ink-soft);
}

.section-heading {
    font-size: var(--font-size-md);
    font-weight: 600;
    margin-bottom: var(--space-sm);
}

.episode-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-md);
}

.episode-grid img {
    width: 100%;
    aspect-ratio: 3 / 2;
    object-fit: cover;
    object-position: top;
    border-radius: var(--radius);
    margin-bottom: var(--space-xs);
    display: block;
}

.episode-grid .credits {
    margin-bottom: var(--space-xs);
}

.episode-grid h3 {
    font-size: var(--font-size-base);
    font-weight: 600;
}

.episode-grid h3 a {
    color: var(--ink);
    text-decoration: none;
}

.episode-grid h3 a:hover {
    text-decoration: underline;
}

@media (max-width: 30rem) {
    .episode-grid {
        grid-template-columns: 1fr;
    }
}

/* ── Tema scuro ─────────────────────────────────────────────────────────────
   Scambio dei due colori di base: i token derivati (--ink-soft, --hairline)
   si ricalcolano da soli tramite color-mix. Logo, icone social e badge sono
   file SVG monocromatici (#323232) caricati con <img>: il CSS della pagina non
   entra al loro interno, quindi si rovesciano dall'esterno con un filtro.
   `brightness(1.21)` porta il #cdcdcd prodotto da invert(1) al #f8f9fa del
   testo. Le fotografie restano intatte.
   ──────────────────────────────────────────────────────────────────────── */

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #323232;
        --ink: #f8f9fa;
    }

    header img.logo,
    footer .social img,
    .platforms .badges img {
        filter: invert(1) brightness(1.21);
    }

    .cta {
        border-color: var(--ink-soft);
    }

    .cta:hover {
        border-color: var(--ink);
    }
}