/* =========================================================
   GIROANFE — Main stylesheet
   Palette derivata dai flat color del logo (sfondo nero,
   onde teal/cyan). Single source of truth.
   ========================================================= */

:root{
    --c-petrol-900: #082533;
    --c-petrol-800: #0E3A4A;
    --c-petrol-700: #144959;
    --c-teal-600:   #1F6B7C;
    --c-teal-500:   #2E8597;
    --c-teal-400:   #4FA8B8;
    --c-cyan-300:   #7DC4D1;
    --c-cyan-200:   #B8DEE5;

    --c-ink:        #0A0A0A;
    --c-ink-soft:   #1A2D34;
    --c-muted:      #5A6F77;
    --c-line:       #E2EAEC;
    --c-bg-soft:    #F4F8FA;
    --c-bg:         #FFFFFF;

    --grad-hero:    linear-gradient(135deg, #082533 0%, #0E3A4A 45%, #1F6B7C 100%);
    --grad-accent:  linear-gradient(135deg, #1F6B7C 0%, #4FA8B8 100%);

    --shadow-sm: 0 2px 6px rgba(8,37,51,.06);
    --shadow-md: 0 8px 24px rgba(8,37,51,.10);
    --shadow-lg: 0 24px 60px rgba(8,37,51,.16);

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 22px;

    --font-sans:    'Inter', system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
    --font-display: 'Manrope', 'Inter', system-ui, sans-serif;

    --container: 1200px;
}

/* ----- Reset minimale ----- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; scroll-padding-top: 80px; }
body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--c-ink-soft);
    background: var(--c-bg);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--c-teal-600); text-decoration: none; transition: color .2s ease; }
a:hover { color: var(--c-petrol-800); }
ul { padding: 0; margin: 0; list-style: none; }

h1,h2,h3,h4 {
    font-family: var(--font-display);
    color: var(--c-petrol-900);
    line-height: 1.15;
    letter-spacing: -0.02em;
    margin: 0 0 .5em;
}

.container { max-width: var(--container); margin: 0 auto; padding: 0 24px; }

.skip-link { position: absolute; left: -9999px; top: auto; width: 1px; height: 1px; overflow: hidden; }
.skip-link:focus { left: 16px; top: 16px; width: auto; height: auto; padding: 12px 18px; background: #fff; color: var(--c-petrol-900); border-radius: 8px; box-shadow: var(--shadow-md); z-index: 1000; }
.screen-reader-text { position: absolute; left: -9999px; }

/* ===== Buttons ===== */
.btn {
    --btn-bg: var(--c-petrol-800);
    --btn-fg: #fff;
    display: inline-flex; align-items: center; gap: .55rem;
    padding: .85rem 1.4rem;
    font-family: var(--font-sans);
    font-weight: 600;
    font-size: .95rem;
    border: 2px solid transparent;
    border-radius: 999px;
    background: var(--btn-bg);
    color: var(--btn-fg);
    cursor: pointer;
    transition: transform .2s ease, box-shadow .2s ease, background .2s ease, color .2s ease, border-color .2s ease;
    text-decoration: none;
    line-height: 1;
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); color: var(--btn-fg); }
.btn:focus-visible { outline: 3px solid var(--c-cyan-300); outline-offset: 2px; }
.btn--primary { --btn-bg: var(--c-petrol-800); }
.btn--primary:hover { --btn-bg: var(--c-teal-600); }
.btn--ghost {
    --btn-bg: transparent;
    --btn-fg: #fff;
    border-color: rgba(255,255,255,.4);
}
.btn--ghost:hover { --btn-bg: rgba(255,255,255,.08); border-color: #fff; }
.btn--sm { padding: .55rem 1rem; font-size: .85rem; }
.btn--lg { padding: 1rem 1.6rem; font-size: 1rem; }

.kicker {
    display: inline-block;
    font-size: .78rem;
    font-weight: 700;
    letter-spacing: .14em;
    text-transform: uppercase;
    color: var(--c-teal-500);
    margin-bottom: 1rem;
}
.kicker::before {
    content: ""; display: inline-block; width: 28px; height: 2px;
    background: var(--c-teal-400); vertical-align: middle; margin-right: 10px;
}

/* ===== HEADER ===== */
.site-header {
    position: sticky; top: 0; z-index: 100;
    background: rgba(255,255,255,.92);
    backdrop-filter: saturate(160%) blur(10px);
    -webkit-backdrop-filter: saturate(160%) blur(10px);
    border-bottom: 1px solid var(--c-line);
    transition: box-shadow .2s ease, background .2s ease;
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.site-header__inner {
    display: flex; align-items: center; justify-content: space-between; gap: 24px;
    height: 96px;
}
.site-logo { display: inline-flex; align-items: center; }
.site-logo img,
.site-logo .custom-logo { max-height: 68px; width: auto; }
.site-nav__list { display: flex; gap: 6px; }
.site-nav__list a {
    display: inline-block;
    padding: .55rem 1rem;
    color: var(--c-ink-soft);
    font-weight: 500;
    border-radius: 8px;
}
.site-nav__list a:hover { background: var(--c-bg-soft); color: var(--c-petrol-800); }
.site-nav__toggle { display: none; }
.site-header__actions { display: flex; align-items: center; gap: 18px; }

.lang-switch { display: inline-flex; align-items: center; font-size: .85rem; font-weight: 600; }
.lang-switch__btn {
    padding: 4px 8px; color: var(--c-muted); border-radius: 6px;
}
.lang-switch__btn.is-active { color: var(--c-petrol-900); background: var(--c-bg-soft); }
.lang-switch__sep { color: var(--c-line); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 92vh;
    display: flex; align-items: center;
    color: #fff;
    overflow: hidden;
    isolation: isolate;
    background:
        var(--hero-image, none) center/cover no-repeat,
        var(--grad-hero);
}
.hero__overlay {
    position: absolute; inset: 0;
    background: linear-gradient(110deg, rgba(8,37,51,.92) 0%, rgba(8,37,51,.78) 70%, rgba(31,107,124,.55) 100%);
    z-index: -1;
}
.hero__decor {
    position: absolute; right: -160px; top: -120px; width: 720px; height: 720px;
    background: radial-gradient(circle at center, rgba(125,196,209,.18), transparent 60%);
    z-index: -1; pointer-events: none;
}
.hero__decor::after {
    content: "";
    position: absolute; left: -200px; bottom: -260px; width: 540px; height: 540px;
    background: radial-gradient(circle at center, rgba(79,168,184,.14), transparent 60%);
}
.hero__container {
    padding-top: 100px; padding-bottom: 80px; position: relative;
}
.hero__content { max-width: 760px; }
.hero .kicker { color: var(--c-cyan-300); }
.hero .kicker::before { background: var(--c-cyan-300); }
.hero__title {
    color: #fff;
    font-size: clamp(2.2rem, 5.2vw, 4.2rem);
    font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 1.2rem;
}
.hero__subtitle {
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    color: rgba(255,255,255,.85);
    max-width: 640px;
    margin-bottom: 2rem;
}
.hero__actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero__stats {
    display: grid; grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-top: 64px;
    padding: 28px 32px;
    background: rgba(255,255,255,.06);
    border: 1px solid rgba(255,255,255,.14);
    backdrop-filter: blur(6px);
    border-radius: var(--radius-lg);
}
.hero__stats li { display: flex; flex-direction: column; gap: 4px; }
.hero__stats strong {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    color: #fff;
    line-height: 1;
}
.hero__stats span {
    font-size: .82rem;
    color: rgba(255,255,255,.72);
    letter-spacing: .04em;
}

/* ===== Sezioni base ===== */
.section { padding: clamp(64px, 9vw, 120px) 0; position: relative; }
.section__head { max-width: 760px; margin: 0 auto 3.5rem; text-align: center; }
.section__title {
    font-size: clamp(1.8rem, 3.4vw, 2.8rem);
    font-weight: 800;
    margin-bottom: 1rem;
}
.section__intro { color: var(--c-muted); font-size: 1.05rem; }

/* ===== Cards Distribuzione ===== */
.section--distrib { background: var(--c-bg-soft); }
.cards {
    display: grid; gap: 24px;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.card {
    background: #fff;
    padding: 2rem 1.6rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--c-line);
    transition: transform .25s ease, box-shadow .25s ease, border-color .25s ease;
    position: relative; overflow: hidden;
}
.card::before {
    content: ""; position: absolute; top: 0; left: 0; right: 0;
    background: var(--grad-accent);
    height: 3px; opacity: 0; transition: opacity .25s ease;
}
.card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.card:hover::before { opacity: 1; }
.card__icon {
    width: 56px; height: 56px;
    display: grid; place-items: center;
    background: var(--grad-accent);
    border-radius: 14px;
    margin-bottom: 1.25rem;
    color: #fff;
}
.card__icon svg { width: 28px; height: 28px; }
.card__title { font-size: 1.2rem; margin-bottom: .5rem; }
.card__text  { color: var(--c-muted); font-size: .95rem; margin: 0; }

/* ===== Chi siamo ===== */
.section--about { background: #fff; }
.about {
    display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px; align-items: center;
}
.about__media { position: relative; }
.about__media img {
    width: 100%;
    aspect-ratio: 4 / 5;
    object-fit: cover;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}
.about__badge {
    position: absolute; bottom: -28px; right: -28px;
    background: var(--c-petrol-800);
    color: #fff;
    padding: 1.2rem 1.6rem;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    text-align: center;
    min-width: 130px;
}
.about__badge strong { display:block; font-family: var(--font-display); font-size: 2.2rem; line-height: 1; color:#fff; }
.about__badge span { font-size: .78rem; color: rgba(255,255,255,.75); letter-spacing: .08em; text-transform: uppercase; }

.about__content .section__title { font-size: clamp(1.8rem, 3vw, 2.5rem); }
.about__text p { color: var(--c-muted); margin-bottom: 1rem; }

.values {
    display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; margin-top: 2rem;
}
.values li {
    padding: 1.1rem 1.2rem;
    border-left: 3px solid var(--c-teal-400);
    background: var(--c-bg-soft);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}
.values strong { display: block; color: var(--c-petrol-900); font-size: 1rem; margin-bottom: 4px; }
.values span { color: var(--c-muted); font-size: .9rem; }

/* ===== Contatti ===== */
.section--contact {
    background: var(--c-petrol-900);
    color: #fff;
    position: relative;
    overflow: hidden;
}
.section--contact::before{
    content:""; position:absolute; right:-10%; top:-30%; width:60%; height:120%;
    background: radial-gradient(closest-side, rgba(79,168,184,.18), transparent 70%);
}
.section--contact .kicker { color: var(--c-cyan-300); }
.section--contact .section__title { color:#fff; }
.section--contact .kicker::before{ background: var(--c-cyan-300); }

.contact {
    display: grid; grid-template-columns: 1fr 1.2fr; gap: 60px; align-items: start;
    position: relative;
}
.contact__intro { padding-top: 1rem; }
.contact__intro p { color: rgba(255,255,255,.78); }
.contact__info {
    margin-top: 2rem;
    display: flex; flex-direction: column; gap: 14px;
}
.contact__info li { display: flex; align-items: center; gap: 12px; color: rgba(255,255,255,.92); }
.contact__info svg { color: var(--c-cyan-300); flex-shrink: 0; }
.contact__info a { color: rgba(255,255,255,.92); }
.contact__info a:hover { color: var(--c-cyan-300); }

.contact__form {
    background: #fff;
    color: var(--c-ink-soft);
    padding: clamp(28px, 4vw, 44px);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    position: relative;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-field { margin-bottom: 18px; display: flex; flex-direction: column; }
.form-field label {
    font-size: .82rem; font-weight: 600; color: var(--c-ink-soft);
    margin-bottom: 6px;
}
.form-field input,
.form-field textarea {
    width: 100%;
    padding: .85rem 1rem;
    font: inherit;
    color: var(--c-ink-soft);
    background: var(--c-bg-soft);
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    transition: border-color .2s ease, background .2s ease, box-shadow .2s ease;
}
.form-field input:focus,
.form-field textarea:focus {
    outline: none;
    background: #fff;
    border-color: var(--c-teal-400);
    box-shadow: 0 0 0 4px rgba(79,168,184,.15);
}
.form-field input.is-error,
.form-field textarea.is-error { border-color: #d64545; background: #fff5f5; }

.form-checkbox {
    display: flex; align-items: flex-start; gap: 10px;
    font-size: .85rem; color: var(--c-muted);
    margin: .5rem 0 1.4rem;
    cursor: pointer;
}
.form-checkbox input { margin-top: 4px; accent-color: var(--c-petrol-800); }
.form-checkbox a { color: var(--c-teal-600); text-decoration: underline; }

.hp-field { position: absolute; left: -10000px; opacity: 0; height: 0; pointer-events: none; }

#giroanfeForm button[type="submit"] { width: 100%; justify-content: center; }
#giroanfeForm.is-loading .btn__label { opacity: .6; }
.btn__loader {
    display: none;
    width: 16px; height: 16px;
    border: 2px solid rgba(255,255,255,.4);
    border-top-color: #fff;
    border-radius: 50%;
    animation: gf-spin .8s linear infinite;
}
#giroanfeForm.is-loading .btn__loader { display: inline-block; }
@keyframes gf-spin { to { transform: rotate(360deg); } }

.form-feedback { margin-top: 1rem; font-size: .9rem; }
.form-feedback.is-success { color: #1d7a4a; }
.form-feedback.is-error { color: #c73838; }

/* ===== FOOTER ===== */
.site-footer {
    background: var(--c-ink);
    color: rgba(255,255,255,.78);
    padding: 64px 0 28px;
    font-size: .92rem;
}
.site-footer__grid {
    display: grid; gap: 40px;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    margin-bottom: 48px;
}
.site-footer__brand img { margin-bottom: 14px; width: auto; max-height: 5rem; }
.site-footer__claim { color: rgba(255,255,255,.55); max-width: 280px; }
.site-footer h4 {
    color: #fff; font-size: .82rem; letter-spacing: .14em; text-transform: uppercase;
    margin-bottom: 14px;
}
.site-footer p, .site-footer ul { color: rgba(255,255,255,.7); }
.site-footer ul li { margin-bottom: 6px; }
.site-footer a { color: rgba(255,255,255,.78); }
.site-footer a:hover { color: var(--c-cyan-300); }
.site-footer__bottom {
    border-top: 1px solid rgba(255,255,255,.08);
    padding-top: 24px;
    color: rgba(255,255,255,.5);
    font-size: .82rem;
}

/* ===== Responsive ===== */
@media (max-width: 960px) {
    .hero__stats { grid-template-columns: repeat(2, 1fr); }
    .about { grid-template-columns: 1fr; gap: 40px; }
    .about__media img { aspect-ratio: 16 / 10; }
    .about__badge { right: 20px; bottom: -20px; }
    .contact { grid-template-columns: 1fr; gap: 36px; }
    .site-footer__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
    .hide-on-mobile { display: none; }
    .site-nav__toggle {
        display: inline-flex; align-items: center; justify-content: center;
        width: 42px; height: 42px;
        background: transparent; border: none; cursor: pointer;
        flex-direction: column; gap: 4px;
    }
    .site-nav__toggle span {
        display: block; width: 22px; height: 2px;
        background: var(--c-petrol-900); border-radius: 2px;
        transition: transform .25s ease, opacity .25s ease;
    }
    .site-nav__toggle[aria-expanded="true"] span:nth-child(1){ transform: translateY(6px) rotate(45deg); }
    .site-nav__toggle[aria-expanded="true"] span:nth-child(2){ opacity: 0; }
    .site-nav__toggle[aria-expanded="true"] span:nth-child(3){ transform: translateY(-6px) rotate(-45deg); }

    .site-nav__list {
        position: absolute; top: 76px; left: 0; right: 0;
        flex-direction: column; gap: 0;
        background: #fff;
        padding: 12px 24px 24px;
        border-bottom: 1px solid var(--c-line);
        transform: translateY(-110%); opacity: 0; pointer-events: none;
        transition: transform .25s ease, opacity .25s ease;
    }
    .site-nav.is-open .site-nav__list {
        transform: translateY(0); opacity: 1; pointer-events: auto;
    }
    .site-nav__list a { padding: .9rem 0; border-bottom: 1px solid var(--c-line); border-radius: 0; }

    .form-row { grid-template-columns: 1fr; }
    .hero__stats { grid-template-columns: 1fr 1fr; padding: 18px; }
    .site-footer__grid { grid-template-columns: 1fr; gap: 28px; }
    .hero { min-height: auto; padding: 40px 0; }
    .hero__container { padding-top: 60px; padding-bottom: 60px; }
}

/* ===== Reveal on scroll ===== */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity .6s ease, transform .6s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0s !important; transition-duration: 0s !important; }
    html { scroll-behavior: auto; }
    .reveal { opacity: 1; transform: none; }
}

@media (max-width: 991px) {
	.site-header__inner {
		height: 76px;
	}
	
	.site-logo img, .site-logo .custom-logo {
		max-height: 48px;
	}
}