/* ---------- Reset ---------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html,
body {
    margin: 0;
    padding: 0;
}

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

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

ol,
ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

/* ---------- Page ---------- */
body {
    min-height: 100vh;
    font-family: 'Open Sans', 'Helvetica Neue', Arial, sans-serif;
    color: #221E1F;
    background-attachment: fixed;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    background: radial-gradient(ellipse at top, #cfe8ff 0%, transparent 60%),
        linear-gradient(180deg, #e7f1fb 0%, #b9d6f2 100%)
}

.page {
    flex: 1 0 auto;
    width: 100%;
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 20px;
}

/* ---------- Hero card ---------- */
.hero {
    position: relative;
    background: #ffffff;
    border-radius: 20px;
    box-shadow: 0 18px 50px rgba(20, 50, 90, 0.12);
    padding: 40px 40px 60px;
    max-width: 860px;
    margin: 0 auto;
    text-align: center;
}

.hero__logo {
    position: absolute;
    top: 28px;
    left: 32px;
    height: 35px;
    width: auto;
}

.hero__browser {
    position: absolute;
    top: 30px;
    right: 32px;
    height: 50px;
    width: auto;
}

.hero__headline {
    margin: 110px 0 0 0;
    font-size: 40px;
    line-height: 1.2;
    font-weight: 700;
}

.hero__download {
    margin: 30px 0 0 0;
    font-size: 18px;
    line-height: 1.4;
}

.hero__disclaimer {
    max-width: 460px;
    margin: 20px auto 0;
    font-size: 12px;
    line-height: 1.5;
}

.hero__disclaimer a {
    text-decoration: underline;
}

.hero__cta {
    display: inline-block;
    margin: 30px auto 0;
    padding: 0 40px;
    height: 70px;
    line-height: 70px;
    min-width: 360px;
    background: #2C98F0;
    color: #fff;
    font-size: 22px;
    font-weight: 700;
    border-radius: 50px;
    transition: transform 0.2s ease, background-color 0.2s ease;
}
.hero__cta.disabled {
    pointer-events: none;
    opacity: 0.5;
    cursor: not-allowed;
}
.hero__cta:hover {
    background: #1f86db;
    transform: scale(0.98);
}

.hero__cta:focus-visible {
    outline: 3px solid #ffbf47;
    outline-offset: 3px;
}

.hero__steps {
    margin: 50px auto 0;
    width: 100%;
    max-width: 600px;
    height: auto;
}

.hero__steps-text {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    max-width: 600px;
    margin: 12px auto 0;
}

.hero__steps-text li {
    flex: 1 1 0;
    text-align: center;
    font-size: 16px;
    line-height: 1.3;
}

/* ---------- Footer ---------- */
.footer {
    flex-shrink: 0;
    padding: 30px 20px;
    text-align: center;
    color: #2a3a4f;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 13px;
}

.footer__copy {
    margin: 0 0 10px 0;
}

.footer__nav {
    line-height: 1.8;
}

.footer__nav a {
    text-transform: uppercase;
    letter-spacing: 0.02em;
}

.footer__nav a:hover,
.footer__nav a:focus-visible {
    text-decoration: underline;
}

.footer__nav span {
    margin: 0 8px;
    opacity: 0.5;
}

/* ---------- Responsive ---------- */
@media (max-width: 720px) {
    .hero {
        padding: 28px 20px 40px;
    }

    .hero__logo,
    .hero__browser {
        position: static;
        margin: 0 auto;
        height: 32px;
    }

    .hero__logo {
        margin-bottom: 14px;
    }

    .hero__browser {
        margin-bottom: 20px;
    }

    .hero__headline {
        margin-top: 10px;
        font-size: 28px;
    }

    .hero__download {
        font-size: 16px;
    }

    .hero__cta {
        min-width: 0;
        width: 100%;
        font-size: 18px;
        height: 60px;
        line-height: 60px;
        padding: 0 24px;
    }

    .hero__steps-text {
        font-size: 14px;
        gap: 8px;
    }

    .footer__nav span {
        display: none;
    }

    .footer__nav a {
        display: inline-block;
        margin: 4px 8px;
    }
}