:root {
    --blue-950: #071d3a;
    --blue-900: #0b2d55;
    --blue-700: #075fae;
    --blue-600: #0877d1;
    --blue-500: #1593e7;
    --blue-100: #eaf5ff;
    --blue-50: #f5faff;
    --white: #ffffff;
    --gray-900: #172033;
    --gray-700: #4a5568;
    --gray-500: #718096;
    --gray-200: #e4eaf1;
    --gray-100: #f4f7fa;
    --shadow: 0 18px 50px rgba(7, 45, 85, 0.10);
    --radius: 22px;
    --max-width: 1180px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Inter, "Segoe UI", Roboto, Arial, sans-serif;
    color: var(--gray-900);
    background: var(--white);
    line-height: 1.6;
}

img {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
}

.container {
    width: min(100% - 40px, var(--max-width));
    margin-inline: auto;
}

/* HEADER */

.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.96);
    border-bottom: 1px solid var(--gray-200);
    backdrop-filter: blur(12px);
}

.header-content {
    min-height: 76px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 30px;
}

.brand {
    display: flex;
    align-items: center;
    gap: 14px;
    text-decoration: none;
}

.brand-name {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 64px;
    height: 42px;
    padding: 0 12px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
    color: var(--white);
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 0.06em;
}

.brand-description {
    color: var(--blue-950);
    font-weight: 650;
}

.main-nav {
    display: flex;
    align-items: center;
    gap: 24px;
}

.main-nav a {
    color: var(--blue-900);
    font-weight: 650;
    text-decoration: none;
}

.main-nav a:hover,
.main-nav a:focus-visible {
    color: var(--blue-600);
}

/* HERO */

.hero {
    position: relative;
    overflow: hidden;
    padding: 90px 0 100px;
    background:
        radial-gradient(circle at 85% 20%, rgba(21, 147, 231, 0.14), transparent 32%),
        linear-gradient(180deg, var(--blue-50) 0%, var(--white) 100%);
}

.hero::before {
    content: "";
    position: absolute;
    width: 420px;
    height: 420px;
    left: -230px;
    bottom: -240px;
    border-radius: 50%;
    background: rgba(8, 119, 209, 0.07);
}

.hero-grid {
    position: relative;
    display: grid;
    grid-template-columns: 1fr 1fr;
    align-items: center;
    gap: 70px;
}

.eyebrow {
    margin: 0 0 14px;
    color: var(--blue-600);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.hero h1 {
    margin: 0;
    max-width: 720px;
    color: var(--blue-950);
    font-size: clamp(2.7rem, 5vw, 4.8rem);
    line-height: 1.05;
    letter-spacing: -0.045em;
}

.hero-text {
    max-width: 650px;
    margin: 28px 0 34px;
    color: var(--gray-700);
    font-size: 1.12rem;
}

.hero-image {
    position: relative;
}

.hero-image::before {
    content: "";
    position: absolute;
    inset: 8% -5% -5% 8%;
    z-index: -1;
    border-radius: 40px;
    background: linear-gradient(135deg, rgba(8, 119, 209, 0.16), rgba(21, 147, 231, 0.04));
}

.hero-image img {
    width: 100%;
    border-radius: 28px;
    filter: drop-shadow(0 25px 35px rgba(7, 45, 85, 0.15));
}

/* CTA */

.cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 54px;
    padding: 0 28px;
    border-radius: 14px;
    font-size: 0.92rem;
    font-weight: 800;
    letter-spacing: 0.04em;
    text-decoration: none;
    transition:
        transform 0.2s ease,
        box-shadow 0.2s ease,
        background 0.2s ease;
}

.cta-primary {
    color: var(--white);
    background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
    box-shadow: 0 12px 28px rgba(8, 119, 209, 0.24);
}

.cta-primary:hover,
.cta-primary:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 16px 34px rgba(8, 119, 209, 0.30);
}

/* SECTIONS */

.documents,
.benefits {
    padding: 100px 0;
}

.documents {
    background: var(--white);
}

.benefits {
    background: var(--gray-100);
}

.section-heading {
    max-width: 760px;
    margin-bottom: 50px;
}

.section-heading h2 {
    margin: 0;
    color: var(--blue-950);
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1.15;
    letter-spacing: -0.035em;
}

/* DOCUMENT CARDS */

.document-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 18px;
}

.document-card {
    min-height: 115px;
    display: flex;
    align-items: center;
    padding: 24px;
    border: 1px solid var(--gray-200);
    border-radius: 18px;
    background: var(--blue-50);
    color: var(--blue-900);
    font-weight: 700;
    box-shadow: 0 8px 24px rgba(7, 45, 85, 0.04);
}

/* BENEFITS */

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}

.benefit-card {
    min-height: 210px;
    padding: 30px;
    border: 1px solid rgba(8, 119, 209, 0.10);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: var(--shadow);
}

.benefit-card h3 {
    margin: 0 0 14px;
    color: var(--blue-900);
    font-size: 1.2rem;
}

.benefit-card p {
    margin: 0;
    color: var(--gray-700);
}

/* FINAL CTA */

.final-cta {
    padding: 100px 0;
    background:
        radial-gradient(circle at 80% 30%, rgba(21, 147, 231, 0.24), transparent 30%),
        linear-gradient(135deg, var(--blue-950), var(--blue-700));
    color: var(--white);
}

.final-cta-content {
    max-width: 850px;
    text-align: center;
}

.final-cta h2 {
    margin: 0;
    font-size: clamp(2.1rem, 4vw, 3.6rem);
    line-height: 1.1;
    letter-spacing: -0.035em;
}

.final-cta p {
    margin: 22px 0 32px;
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.82);
}

.final-cta .cta-primary {
    background: var(--white);
    color: var(--blue-700);
}

/* FOOTER */

.site-footer {
    padding: 30px 0;
    background: #05172d;
    color: rgba(255, 255, 255, 0.72);
    text-align: center;
    font-size: 0.9rem;
}

.site-footer p {
    margin: 0;
}

/* ACCESSIBILITY */

a:focus-visible {
    outline: 3px solid var(--blue-500);
    outline-offset: 4px;
}

/* TABLET */

@media (max-width: 900px) {
    .hero {
        padding: 70px 0 80px;
    }

    .hero-grid {
        grid-template-columns: 1fr;
        gap: 50px;
    }

    .hero-content {
        max-width: 760px;
    }

    .hero-image {
        max-width: 700px;
        margin-inline: auto;
    }

    .document-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .benefits-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* SMARTPHONE */

@media (max-width: 600px) {
    .container {
        width: min(100% - 28px, var(--max-width));
    }

    .header-content {
        min-height: 68px;
    }

    .brand-description {
        display: none;
    }

    .main-nav {
        gap: 12px;
    }

    .main-nav a {
        font-size: 0.9rem;
    }

    .hero {
        padding: 55px 0 65px;
    }

    .hero-grid {
        gap: 38px;
    }

    .hero h1 {
        font-size: clamp(2.45rem, 12vw, 3.4rem);
    }

    .hero-text {
        font-size: 1rem;
    }

    .cta {
        width: 100%;
    }

    .documents,
    .benefits,
    .final-cta {
        padding: 70px 0;
    }

    .section-heading {
        margin-bottom: 34px;
    }

    .document-grid,
    .benefits-grid {
        grid-template-columns: 1fr;
    }

    .document-card {
        min-height: 90px;
    }

    .benefit-card {
        min-height: auto;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        transition: none !important;
    }
}

/* AREA ACQUISTO */

.purchase-message {
    margin: 22px 0 26px;
    font-size: 1.15rem;
    color: rgba(255, 255, 255, 0.86);
}

.price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    margin: 0 0 28px;
}

.price-label {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.70);
}

.price strong {
    font-size: clamp(2.8rem, 6vw, 4.2rem);
    line-height: 1.1;
    letter-spacing: -0.04em;
    color: #ffffff;
}

#acquista {
    scroll-margin-top: 90px;
}

/* SCHEDA SANITARIA DI EMERGENZA */

.emergency {
    padding: 100px 0;
    background: var(--white);
}

.emergency-grid {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 70px;
}

.emergency-content h2 {
    margin: 0 0 24px;
    color: var(--blue-950);
    font-size: clamp(2.2rem, 4vw, 3.4rem);
    line-height: 1.1;
    letter-spacing: -0.035em;
}

.emergency-content > p:last-child {
    max-width: 650px;
    margin: 0;
    color: var(--gray-700);
    font-size: 1.1rem;
}

.emergency-card {
    display: flex;
    align-items: flex-start;
    gap: 22px;
    padding: 34px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    background: var(--blue-50);
    box-shadow: var(--shadow);
}

.emergency-symbol {
    flex: 0 0 58px;
    width: 58px;
    height: 58px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 16px;
    background: var(--blue-600);
    color: var(--white);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.emergency-card strong {
    display: block;
    margin-bottom: 8px;
    color: var(--blue-900);
    font-size: 1.15rem;
}

.emergency-card p {
    margin: 0;
    color: var(--gray-700);
}

@media (max-width: 900px) {
    .emergency-grid {
        grid-template-columns: 1fr;
        gap: 38px;
    }
}

@media (max-width: 600px) {
    .emergency {
        padding: 70px 0;
    }

    .emergency-card {
        padding: 26px;
    }

    .emergency-symbol {
        flex-basis: 50px;
        width: 50px;
        height: 50px;
    }
}

/* PROTEZIONE E PORTABILITA */

.protection {
    padding: 100px 0;
    background: var(--blue-50);
}

.protection-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.protection-card {
    position: relative;
    min-height: 260px;
    padding: 30px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    background: var(--white);
    box-shadow: 0 12px 35px rgba(7, 45, 85, 0.07);
}

.protection-number {
    display: block;
    margin-bottom: 28px;
    color: var(--blue-500);
    font-size: 0.82rem;
    font-weight: 800;
    letter-spacing: 0.12em;
}

.protection-card h3 {
    margin: 0 0 14px;
    color: var(--blue-900);
    font-size: 1.2rem;
    line-height: 1.25;
}

.protection-card p {
    margin: 0;
    color: var(--gray-700);
}

@media (max-width: 900px) {
    .protection-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .protection {
        padding: 70px 0;
    }

    .protection-grid {
        grid-template-columns: 1fr;
    }

    .protection-card {
        min-height: auto;
    }
}

/* ECOSISTEMA ASE + CSD */

.ecosystem {
    padding: 100px 0;
    background: var(--white);
}

.ecosystem-heading {
    margin-inline: auto;
    text-align: center;
}

.ecosystem-intro {
    max-width: 700px;
    margin: 22px auto 0;
    color: var(--gray-700);
    font-size: 1.1rem;
}

.ecosystem-grid {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: stretch;
    gap: 28px;
    max-width: 1000px;
    margin: 0 auto;
}

.product-panel {
    padding: 38px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius);
    background: var(--blue-50);
    box-shadow: var(--shadow);
}

.product-code {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 76px;
    height: 48px;
    margin-bottom: 24px;
    padding: 0 18px;
    border-radius: 13px;
    background: linear-gradient(135deg, var(--blue-700), var(--blue-500));
    color: var(--white);
    font-size: 1.15rem;
    font-weight: 800;
    letter-spacing: 0.08em;
}

.product-panel h3 {
    margin: 0 0 14px;
    color: var(--blue-900);
    font-size: 1.35rem;
    line-height: 1.25;
}

.product-panel p {
    margin: 0;
    color: var(--gray-700);
}

.ecosystem-plus {
    align-self: center;
    color: var(--blue-500);
    font-size: 2.6rem;
    font-weight: 300;
}

.ecosystem-note {
    max-width: 760px;
    margin: 32px auto 0;
    color: var(--gray-500);
    text-align: center;
    font-size: 0.95rem;
}

@media (max-width: 700px) {
    .ecosystem {
        padding: 70px 0;
    }

    .ecosystem-grid {
        grid-template-columns: 1fr;
    }

    .ecosystem-plus {
        justify-self: center;
        line-height: 1;
    }

    .product-panel {
        padding: 30px;
    }
}

/* LOGO ASE HEADER */
.brand-logo {
    display: block;
    width: auto;
    height: 54px;
    max-width: 100%;
    object-fit: contain;
}

/* DENOMINAZIONE ACCANTO AL LOGO */
.brand {
    display: inline-flex;
    align-items: center;
    gap: 16px;
}
.brand-title {
    color: var(--blue-900);
    font-size: 0.92rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    line-height: 1.2;
    white-space: nowrap;
}

/* HEADER ASE - MOBILE */
@media (max-width: 600px) {
    .header-content {
        justify-content: flex-start;
    }
    .brand {
        width: 100%;
        gap: 10px;
    }
    .brand-logo {
        height: 44px;
        flex: 0 0 auto;
    }
    .brand-title {
        font-size: 0.72rem;
        letter-spacing: 0.045em;
        white-space: nowrap;
    }
}

/* =========================================================
   ASE - NAVIGAZIONE VERSO HOME CSD
   ========================================================= */

.home-link {
    flex: 0 0 auto;
    white-space: nowrap;
    text-decoration: none;
}

@media (max-width: 600px) {
    .header-content {
        min-height: 0;
        padding-top: 12px;
        padding-bottom: 12px;
        flex-wrap: wrap;
        gap: 10px;
    }

    .brand {
        width: 100%;
    }

    .home-link {
        width: auto;
        min-height: 40px;
        padding: 9px 14px;
        font-size: 0.70rem;
    }
}