/* ==========================================================================
   masitto.net — design system (Fase 2)
   Stile "moderno con colore": base chiara, un accento vivace per pagina.
   L'accento si imposta con --accent (override per-membro nel <body>).
   ========================================================================== */

:root {
    --accent:      #2563eb;
    --accent-ink:  #ffffff;

    --bg:          #ffffff;
    --bg-soft:     #f6f6f7;
    --bg-tint:     color-mix(in srgb, var(--accent) 8%, #ffffff);
    --fg:          #17181c;
    --fg-soft:     #5b5f68;
    --border:      #e5e6e9;
    --border-tint: color-mix(in srgb, var(--accent) 22%, #e5e6e9);

    --ok:          #15803d;
    --ko:          #b91c1c;
    --warn:        #b45309;

    --maxw:        66rem;
    --radius:      14px;
    --radius-sm:   9px;
    --shadow:      0 1px 2px rgba(16,18,24,.06), 0 8px 24px -12px rgba(16,18,24,.18);
    --space:       clamp(1rem, .6rem + 2vw, 2rem);

    --font: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

@media (prefers-color-scheme: dark) {
    :root {
        --accent-ink:  #0b0c0f;
        --bg:          #101216;
        --bg-soft:     #171a1f;
        --bg-tint:     color-mix(in srgb, var(--accent) 16%, #101216);
        --fg:          #eef0f3;
        --fg-soft:     #a2a7b0;
        --border:      #2b2f37;
        --border-tint: color-mix(in srgb, var(--accent) 34%, #2b2f37);
        --shadow:      0 1px 2px rgba(0,0,0,.4), 0 10px 30px -14px rgba(0,0,0,.6);
    }
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--fg);
    background: var(--bg);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3 { line-height: 1.2; margin: 0 0 .5rem; letter-spacing: -.01em; }
h1 { font-size: clamp(1.9rem, 1.3rem + 3vw, 3rem); }
h2 { font-size: clamp(1.4rem, 1.1rem + 1.6vw, 2rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1rem; }
a { color: var(--accent); text-underline-offset: 2px; }
a:hover { text-decoration: none; }
img { display: block; max-width: 100%; height: auto; }

.container {
    width: 100%;
    max-width: var(--maxw);
    margin-inline: auto;
    padding-inline: var(--space);
}

.section { padding-block: clamp(2rem, 1.2rem + 4vw, 4rem); }
.section--tint { background: var(--bg-tint); }
.section__head { max-width: 42rem; margin-bottom: 1.75rem; }
.section__head p { color: var(--fg-soft); margin: 0; }

.eyebrow {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: .4rem;
}

/* Accessibilità */
.skip-link { position: absolute; left: -999px; }
.skip-link:focus {
    left: 1rem; top: 1rem; z-index: 10;
    background: var(--bg); color: var(--fg);
    padding: .5rem .75rem; border: 1px solid var(--border); border-radius: var(--radius-sm);
}
:focus-visible { outline: 3px solid color-mix(in srgb, var(--accent) 55%, transparent); outline-offset: 2px; }

/* ------------------------------ header ---------------------------------- */
.site-header {
    position: sticky; top: 0; z-index: 5;
    background: color-mix(in srgb, var(--bg) 88%, transparent);
    backdrop-filter: saturate(1.4) blur(8px);
    border-bottom: 1px solid var(--border);
}
.site-header__inner {
    display: flex; align-items: center; justify-content: space-between; gap: 1rem;
    min-height: 3.5rem;
}
.brand { font-weight: 800; font-size: 1.1rem; color: var(--fg); text-decoration: none; }
.brand span { color: var(--fg-soft); font-weight: 500; }

.nav { display: flex; align-items: center; gap: .35rem; flex-wrap: wrap; }
.nav a {
    padding: .35rem .6rem; border-radius: 999px; font-size: .9rem;
    color: var(--fg-soft); text-decoration: none;
}
.nav a:hover { background: var(--bg-soft); color: var(--fg); }
.nav a[aria-current="page"] { background: var(--bg-soft); color: var(--fg); font-weight: 600; }

.lang-switch { display: flex; gap: .15rem; margin-left: .35rem; padding-left: .55rem; border-left: 1px solid var(--border); }
.lang-switch a {
    padding: .3rem .5rem; border-radius: 8px; font-size: .82rem; font-weight: 600;
    color: var(--fg-soft); text-decoration: none;
}
.lang-switch a[aria-current="true"] { background: var(--accent); color: var(--accent-ink); }

/* ------------------------------ buttons -------------------------------- */
.btn {
    display: inline-flex; align-items: center; gap: .5rem;
    padding: .7rem 1.1rem; border-radius: 999px;
    font: inherit; font-weight: 600; line-height: 1;
    text-decoration: none; cursor: pointer;
    border: 1px solid var(--border); background: var(--bg); color: var(--fg);
    transition: transform .05s ease, background .15s ease, border-color .15s ease;
}
.btn:hover { border-color: var(--border-tint); background: var(--bg-soft); }
.btn:active { transform: translateY(1px); }
.btn--accent { background: var(--accent); border-color: var(--accent); color: var(--accent-ink); }
.btn--accent:hover { background: color-mix(in srgb, var(--accent) 88%, #000); }
.btn--block { width: 100%; justify-content: center; }

/* ------------------------------ hero ---------------------------------- */
.hero { padding-block: clamp(2.5rem, 1.5rem + 6vw, 5.5rem); }
.hero .lead { font-size: 1.2rem; color: var(--fg-soft); max-width: 44rem; }

/* --------------------------- member grid ----------------------------- */
.member-grid {
    display: grid; gap: 1rem; margin-top: 2rem;
    grid-template-columns: repeat(4, 1fr);
}
@media (max-width: 900px) { .member-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .member-grid { grid-template-columns: 1fr; } }

.member-card {
    --card: var(--accent);
    display: flex; flex-direction: column; gap: .5rem;
    padding: 1.25rem;
    border: 1px solid color-mix(in srgb, var(--card) 25%, var(--border));
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--card) 8%, var(--bg));
    text-decoration: none; color: var(--fg);
    box-shadow: var(--shadow);
    transition: transform .12s ease, box-shadow .12s ease;
}
.member-card:hover { transform: translateY(-3px); }
.member-card__avatar {
    width: 56px; height: 56px; border-radius: 50%;
    object-fit: cover;
    background: color-mix(in srgb, var(--card) 22%, var(--bg));
    display: grid; place-items: center;
    font-weight: 800; color: color-mix(in srgb, var(--card) 75%, var(--fg));
}
.member-card__name { font-weight: 700; font-size: 1.1rem; }
.member-card__role { color: var(--fg-soft); font-size: .9rem; }
.member-card__more {
    margin-top: auto; font-weight: 600; font-size: .9rem;
    color: color-mix(in srgb, var(--card) 70%, var(--fg));
}

/* --------------------------- member page ---------------------------- */
.member-head { padding-block: clamp(2rem, 1.2rem + 4vw, 3.5rem); background: var(--bg-tint); }
.member-head__inner { display: flex; gap: 1.5rem; align-items: center; flex-wrap: wrap; }
.member-head__avatar {
    width: 96px; height: 96px; border-radius: 50%; object-fit: cover; flex: none;
    background: color-mix(in srgb, var(--accent) 20%, var(--bg));
    display: grid; place-items: center; font-weight: 800; font-size: 1.6rem;
    color: color-mix(in srgb, var(--accent) 75%, var(--fg));
}
.member-head__role { color: var(--fg-soft); margin: 0; }
.member-head h1 { margin-bottom: .15rem; }

.socials { display: flex; gap: .5rem; flex-wrap: wrap; margin-top: .75rem; }
.socials a {
    font-size: .85rem; padding: .3rem .7rem; border-radius: 999px;
    border: 1px solid var(--border); color: var(--fg-soft); text-decoration: none;
}
.socials a:hover { border-color: var(--border-tint); color: var(--fg); }

/* --------------------------- cards lists --------------------------- */
.cards { display: grid; gap: 1rem; grid-template-columns: repeat(auto-fill, minmax(15rem, 1fr)); }

.card {
    border: 1px solid var(--border); border-radius: var(--radius);
    padding: 1.1rem 1.15rem; background: var(--bg);
}
.card h3 { display: flex; align-items: center; gap: .5rem; }
.card__icon { font-size: 1.15rem; }
.card p { color: var(--fg-soft); margin: .35rem 0 0; }
.card__link { display: inline-block; margin-top: .7rem; font-weight: 600; font-size: .9rem; }

.badge {
    display: inline-block; font-size: .72rem; font-weight: 700; letter-spacing: .03em;
    text-transform: uppercase; padding: .18rem .5rem; border-radius: 999px;
    border: 1px solid var(--border-tint);
    color: var(--fg-soft);
}
.badge--in_corso { color: var(--warn); border-color: color-mix(in srgb, var(--warn) 40%, var(--border)); }
.badge--concluso { color: var(--fg-soft); }
.badge--attivo   { color: var(--ok); border-color: color-mix(in srgb, var(--ok) 40%, var(--border)); }

.empty { color: var(--fg-soft); font-style: italic; }

/* ------------------------------ forms ----------------------------- */
.form { display: grid; gap: 1rem; max-width: 38rem; }
.form__row { display: grid; gap: 1rem; }
@media (min-width: 32rem) { .form__row--2 { grid-template-columns: 1fr 1fr; } }

.field { display: grid; gap: .35rem; }
.field > label { font-weight: 600; font-size: .92rem; }
.field .hint { color: var(--fg-soft); font-size: .82rem; }
.field input, .field textarea {
    font: inherit; color: var(--fg); background: var(--bg);
    border: 1px solid var(--border); border-radius: var(--radius-sm);
    padding: .65rem .75rem; width: 100%;
}
.field input:focus, .field textarea:focus { border-color: var(--accent); outline: none; }
.field textarea { min-height: 8rem; resize: vertical; }
.field--error input, .field--error textarea { border-color: var(--ko); }
.field__err { color: var(--ko); font-size: .82rem; }

.check { display: flex; gap: .6rem; align-items: flex-start; font-size: .9rem; }
.check input { margin-top: .2rem; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.alert {
    padding: .85rem 1rem; border-radius: var(--radius-sm);
    border: 1px solid var(--border); background: var(--bg-soft); font-size: .92rem;
}
.alert--ok { border-color: color-mix(in srgb, var(--ok) 45%, var(--border)); color: var(--ok); }
.alert--ko { border-color: color-mix(in srgb, var(--ko) 45%, var(--border)); color: var(--ko); }

/* ------------------------------ footer ---------------------------- */
.site-footer {
    margin-top: auto;
    border-top: 1px solid var(--border);
    color: var(--fg-soft); font-size: .88rem;
    padding-block: 1.6rem;
}
.site-footer__inner { display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.site-footer a { color: var(--fg-soft); }

/* ------------------------------ prose ---------------------------- */
.prose { max-width: 42rem; }
.prose h2 { margin-top: 2rem; }

.stack > * + * { margin-top: 2.5rem; }

/* Pillole della sezione Contatti: stesso colore delle schede membro */
.contact-chips { display: flex; flex-wrap: wrap; gap: .6rem; }
.contact-chip {
    --card: var(--accent);
    font-weight: 600;
    border-color: color-mix(in srgb, var(--card) 30%, var(--border));
    background: color-mix(in srgb, var(--card) 10%, var(--bg));
    color: color-mix(in srgb, var(--card) 72%, var(--fg));
}
.contact-chip:hover {
    background: color-mix(in srgb, var(--card) 18%, var(--bg));
    border-color: color-mix(in srgb, var(--card) 48%, var(--border));
    color: color-mix(in srgb, var(--card) 82%, var(--fg));
}

/* Titolo di sezione: mantiene il peso visivo anche come <h1> */
.section__head h1 { font-size: clamp(1.4rem, 1.1rem + 1.6vw, 2rem); }

/* Pagina membro: sezioni Servizi / Progetti / Contatti a tab */
.member-bio { max-width: 42rem; margin-bottom: 2.25rem; }

.mtabs__nav {
    display: flex; gap: .1rem; flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
    margin-bottom: 1.75rem;
}
.mtabs__nav a {
    padding: .7rem 1.05rem;
    font-weight: 600;
    text-decoration: none;
    color: var(--fg-soft);
    border-bottom: 2px solid transparent;
    margin-bottom: -1px;
}
.mtabs__nav a:hover { color: var(--fg); }
.mtabs__nav a[aria-current="true"] {
    color: var(--accent);
    border-bottom-color: var(--accent);
}
.mtabs__panel[hidden] { display: none !important; }
.mtabs__title { margin-top: 0; }

/* Form di contatto: più compatto + fix casella privacy (non deve allargarsi) */
.form { max-width: 33rem; gap: .85rem; }
.form__row { gap: .85rem; }
.form .field { gap: .3rem; }
.form .field > label { font-size: .85rem; }
.form .field input,
.form .field textarea {
    padding: .5rem .65rem;
    font-size: .92rem;
    border-radius: 8px;
}
.form .field textarea { min-height: 6rem; }

.form .check { align-items: flex-start; gap: .5rem; font-size: .88rem; }
.form .check input[type="checkbox"] {
    width: 1rem; min-width: 1rem; height: 1rem;
    flex: none; margin-top: .12rem; padding: 0;
}
.form .check span { flex: 1; }

.form button[type="submit"] { padding: .55rem 1.05rem; }

/* Pagina membro: meno spazio tra la fascia intestazione e le sezioni a tab */
.section--tight-top { padding-top: clamp(1rem, .6rem + 1.5vw, 1.75rem); }
.member-bio { margin-bottom: 1.5rem; }

/* Scheda membro: avatar a sinistra, nome + parentela a destra, poi professione e link */
.member-card__top { display: flex; align-items: center; gap: .8rem; }
.member-card__avatar { flex: none; }
.member-card__id { display: flex; flex-direction: column; min-width: 0; }
.member-card__id .member-card__name { font-size: 1.05rem; line-height: 1.25; }
.member-card__prof { margin-top: .15rem; }

/* Homepage: intestazione "Affari di famiglia" su più livelli */
.home-head { max-width: 46rem; }
.home-head > * + * { margin-top: .5rem; }
.home-head__lead { font-size: 1.2rem; color: var(--fg); font-weight: 500; }
.home-head__sub { color: var(--fg-soft); }
.home-head__motto { color: var(--fg-soft); font-style: italic; }
