:root {
    --bg: #fff7e8;
    --surface: #ffffff;
    --ink: #173853;
    --primary: #2bbbad;
    --accent: #f7c651;
    --muted: #66788a;
    --line: #eadfca;
    --container: 1120px;
    --radius-lg: 28px;
    --radius-md: 18px;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    color: var(--ink);
    background: var(--bg);
    line-height: 1.6;
}

a {
    color: inherit;
    text-decoration: none;
}

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


/* Header */

.site-header {
    padding: 18px 0;
    background: var(--ink);
    color: white;
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: baseline;
    font-size: 1.55rem;
    font-weight: 900;
    letter-spacing: -0.045em;
}

.brand-chat {
    color: white;
}

.brand-italia {
    color: var(--accent);
}

.brand-domain {
    margin-left: 2px;
    color: rgba(255,255,255,0.64);
    font-size: 0.7em;
}

.main-nav {
    display: flex;
    gap: 24px;
    font-size: 0.9rem;
    font-weight: 800;
}

.main-nav a {
    color: rgba(255,255,255,0.86);
    transition: color 0.18s ease;
}

.main-nav a:hover {
    color: var(--accent);
}


/* Hero */

.hero {
    padding: 64px 0 54px;
    background: var(--ink);
    color: white;
}

.hero-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 260px;
    align-items: center;
    gap: 70px;
}

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

.eyebrow {
    margin: 0 0 10px;
    color: var(--primary);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.hero .eyebrow {
    color: var(--accent);
}

.hero h1,
.section-heading h2,
.selection-copy h2,
.final-note h2 {
    margin: 0;
    line-height: 1.02;
    letter-spacing: -0.05em;
}

.hero h1 {
    font-size: clamp(3.4rem, 6vw, 5.7rem);
    max-width: 760px;
}

.hero-text {
    max-width: 640px;
    margin: 22px 0 0;
    color: rgba(255,255,255,0.72);
    font-size: 1.08rem;
}

.hero-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 24px;
    color: white;
    font-weight: 900;
}

.hero-link span {
    color: var(--accent);
    transition: transform 0.18s ease;
}

.hero-link:hover span {
    transform: translateY(3px);
}


/* Hero mark */

.hero-mark {
    position: relative;
    height: 210px;
}

.bubble {
    position: absolute;
}

.bubble-main {
    width: 174px;
    height: 174px;
    right: 10px;
    top: 20px;
    display: grid;
    place-items: center;
    background: var(--primary);
    border-radius: 36% 64% 56% 44% / 50% 38% 62% 50%;
    transform: rotate(-7deg);
}

.bubble-main span {
    color: white;
    font-size: 5.5rem;
    font-weight: 900;
    line-height: 1;
    transform: rotate(7deg);
}

.bubble-small {
    border-radius: 50%;
}

.bubble-one {
    width: 58px;
    height: 58px;
    left: 14px;
    top: 12px;
    background: var(--accent);
}

.bubble-two {
    width: 38px;
    height: 38px;
    right: 0;
    bottom: 2px;
    background: white;
}


/* Independence */

.independence {
    background: var(--ink);
    padding: 0 0 42px;
}

.independence-box {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 16px 18px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: var(--radius-md);
    color: rgba(255,255,255,0.82);
}

.independence-icon {
    flex: 0 0 auto;
    width: 34px;
    height: 34px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--accent);
    color: var(--ink);
    font-size: 0.84rem;
    font-weight: 900;
}

.independence-box p {
    margin: 0;
    font-size: 0.94rem;
}

.independence-box strong {
    color: white;
    font-weight: 900;
}


/* Channels */

.channels-section {
    padding: 64px 0 88px;
    background: var(--bg);
}

.section-heading {
    display: flex;
    align-items: end;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 30px;
}

.section-heading h2 {
    font-size: clamp(2.5rem, 4.5vw, 4rem);
}

.section-intro {
    max-width: 390px;
    margin: 0;
    color: var(--muted);
    font-size: 0.96rem;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 20px;
}

.channel-card {
    display: flex;
    flex-direction: column;
    min-height: 280px;
    padding: 26px 28px;
    background: var(--surface);
    border: 2px solid var(--line);
    border-radius: var(--radius-lg);
    transition:
        transform 0.18s ease,
        border-color 0.18s ease,
        box-shadow 0.18s ease;
}

.channel-card:hover {
    transform: translateY(-3px);
    border-color: rgba(43,187,173,0.58);
    box-shadow: 0 12px 28px rgba(23,56,83,0.08);
}

.channel-top {
    display: flex;
    align-items: center;
    gap: 14px;
}

.channel-symbol {
    flex: 0 0 auto;
    width: 50px;
    height: 50px;
    display: grid;
    place-items: center;
    border-radius: 15px;
    background: var(--primary);
    color: white;
    font-size: 1.45rem;
    font-weight: 900;
}

.channel-top h3 {
    margin: 0;
    font-size: 1.5rem;
    line-height: 1.1;
    letter-spacing: -0.035em;
}

.channel-type {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 0.85rem;
}

.channel-description {
    max-width: 480px;
    margin: 20px 0 18px;
    color: var(--muted);
    font-size: 0.98rem;
}

.channel-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 7px;
    margin-bottom: 20px;
}

.channel-tags span {
    padding: 4px 10px;
    border-radius: 999px;
    background: var(--bg);
    border: 1px solid var(--line);
    font-size: 0.76rem;
    font-weight: 800;
}

.channel-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-top: auto;
    padding-top: 16px;
    border-top: 1px solid var(--line);
}

.enter-chat {
    font-weight: 900;
}

.enter-chat span {
    display: inline-block;
    margin-left: 3px;
    transition: transform 0.18s ease;
}

.enter-chat:hover span {
    transform: translateX(4px);
}

.community-site {
    color: var(--muted);
    font-size: 0.86rem;
}

.community-site:hover {
    color: var(--primary);
}


/* Selection */

.selection-section {
    padding: 84px 0;
    background: var(--ink);
    color: white;
}

.selection-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 78px;
}

.selection-section .eyebrow {
    color: var(--accent);
}

.selection-copy h2 {
    margin-bottom: 24px;
    font-size: clamp(2.7rem, 5vw, 4.6rem);
}

.selection-copy > p:not(.eyebrow) {
    max-width: 560px;
    color: rgba(255,255,255,0.72);
}

.selection-points {
    display: grid;
    gap: 8px;
}

.selection-point {
    display: grid;
    grid-template-columns: 54px 1fr;
    gap: 16px;
    align-items: start;
    padding: 18px 0;
    border-bottom: 1px solid rgba(255,255,255,0.14);
}

.selection-point > span {
    width: 42px;
    height: 42px;
    display: grid;
    place-items: center;
    border-radius: 50%;
    background: var(--accent);
    color: var(--ink);
    font-size: 0.82rem;
    font-weight: 900;
}

.selection-point strong {
    display: block;
    margin-bottom: 3px;
    font-size: 1.04rem;
}

.selection-point p {
    margin: 0;
    color: rgba(255,255,255,0.66);
}


/* Final note */

.final-note {
    padding: 72px 0;
    background: var(--bg);
}

.final-note-inner {
    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    gap: 56px;
    align-items: center;
    padding: 38px 40px;
    background: var(--accent);
    border-radius: 28px;
}

.final-note h2 {
    font-size: clamp(2.1rem, 4vw, 3.5rem);
}

.final-note .eyebrow {
    color: var(--ink);
}

.final-note-inner > p {
    margin: 0;
    font-size: 0.98rem;
}


/* Footer */

.site-footer {
    padding: 28px 0 38px;
    background: var(--bg);
}

.footer-inner {
    display: grid;
    grid-template-columns: auto 1fr auto;
    align-items: center;
    gap: 28px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
}

.site-footer .brand-chat {
    color: var(--ink);
}

.site-footer .brand-italia {
    color: var(--primary);
}

.site-footer .brand-domain {
    color: var(--muted);
}

.footer-inner p {
    margin: 0;
    color: var(--muted);
    font-size: 0.86rem;
}

.copyright {
    text-align: right;
}


/* Tablet */

@media (max-width: 900px) {

    .hero-inner {
        grid-template-columns: 1fr;
        gap: 18px;
    }

    .hero-mark {
        height: 150px;
    }

    .bubble-main {
        width: 118px;
        height: 118px;
        left: 28px;
        right: auto;
        top: 8px;
    }

    .bubble-main span {
        font-size: 3.7rem;
    }

    .bubble-one {
        left: 172px;
        top: 0;
    }

    .bubble-two {
        left: 208px;
        right: auto;
        bottom: 4px;
    }

    .selection-inner,
    .final-note-inner {
        grid-template-columns: 1fr;
        gap: 38px;
    }

    .footer-inner {
        grid-template-columns: 1fr;
    }

    .copyright {
        text-align: left;
    }
}


/* Mobile */

@media (max-width: 680px) {

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

    .site-header {
        padding: 15px 0;
    }

    .brand {
        font-size: 1.35rem;
    }

    .main-nav {
        gap: 14px;
        font-size: 0.82rem;
    }

    .main-nav a:last-child {
        display: none;
    }

    .hero {
        padding: 42px 0 26px;
    }

    .hero h1 {
        font-size: clamp(2.7rem, 14vw, 4rem);
    }

    .hero-text {
        margin-top: 16px;
        font-size: 0.98rem;
    }

    .hero-link {
        margin-top: 18px;
    }

    .hero-mark {
        height: 120px;
    }

    .bubble-main {
        width: 94px;
        height: 94px;
        left: 8px;
    }

    .bubble-main span {
        font-size: 3rem;
    }

    .bubble-one {
        width: 44px;
        height: 44px;
        left: 130px;
    }

    .bubble-two {
        width: 30px;
        height: 30px;
        left: 160px;
    }

    .independence {
        padding-bottom: 28px;
    }

    .independence-box {
        align-items: flex-start;
        padding: 14px;
    }

    .channels-section {
        padding: 48px 0 60px;
    }

    .section-heading {
        display: block;
        margin-bottom: 22px;
    }

    .section-intro {
        margin-top: 12px;
    }

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

    .channel-card {
        min-height: 0;
        padding: 22px;
    }

    .channel-actions {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
    }

    .selection-section {
        padding: 64px 0;
    }

    .selection-inner {
        gap: 42px;
    }

    .selection-point {
        grid-template-columns: 46px 1fr;
        gap: 12px;
    }

    .selection-point > span {
        width: 38px;
        height: 38px;
    }

    .final-note {
        padding: 54px 0;
    }

    .final-note-inner {
        padding: 26px 22px;
    }
}