:root {
    color-scheme: light;
    font-size: 16px;
    line-height: 1.6;
}

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

html {
    scroll-behavior: smooth;
}

html,
body {
    min-height: 100vh;
}

body {
    margin: 0;
    background-image: url(../images/renault/background_renault.jpg);
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: #ffffff;
    font-family: 'Nouvel R', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    text-rendering: optimizeLegibility;
}

img,
svg {
    display: block;
    max-width: 100%;
    height: auto;
}

a {
    color: #ffffff;
    text-decoration-color: rgba(255, 255, 255, .6);
    text-decoration-thickness: .06em;
    text-underline-offset: .2em;
}

a:hover,
a:focus {
    color: #ffffff;
    text-decoration-color: #ffffff;
}

:focus-visible {
    outline: 3px solid rgba(255, 255, 255, .45);
    outline-offset: 3px;
}

.navbar,
.site-footer {
    background: transparent;
}

.navbar {
    padding: 1.5rem 0;
}

.navbar-brand img {
    width: min(7rem, 70vw);
}

.renault-recommends {
    width: 300px;
}

.section-spacing {
    padding: 3rem 0;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.site-footer {
    font-size: 0.88rem;
}

.site-footer a {
    font-size: 0.88rem;
}

@media (max-width: 575.98px) {

    .section-spacing {
        padding: 2rem 0;
    }

    .footer-links {
        gap: 1rem;
        justify-content: center;
        display: block;
    }

}

.feature-box {
    position: relative;
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(10px);
    border-radius: 8px;
    padding: 1.35rem;
    border: 1px solid rgba(255, 255, 255, 0.45);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.04);
    transition: background-color 0.25s ease, box-shadow 0.25s ease, transform 0.25s ease;
}

.feature-box:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.82);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.07);
}

.feature-box__head {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
}

.feature-box__number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 34px;
    width: 34px;
    height: 34px;
    border-radius: 8px;
    background: #fdee66;
    color: #000;
    font-size: 0.8rem;
    font-weight: 700;
}

.feature-box h3 {
    margin: 0;
    font-weight: 700;
    color: #111;
}

.feature-box p {
    color: #5f6872;
    font-size: 0.9rem;
    margin-bottom: 1.15rem;
    line-height: 1.45;
}

.chain-select {
    min-height: 50px;
    border-radius: 8px;
    border: 1px solid rgba(223, 227, 231, 0.9);
    padding: 0.75rem 1rem;
    font-weight: 500;
    color: #111;
    background-color: rgba(255, 255, 255, 0.92);
    transition: border-color 0.2s ease, box-shadow 0.2s ease;
    cursor: pointer;
}

.chain-select:focus {
    border-color: #fff;
    box-shadow: 0 0 0 0.2rem rgba(0, 0, 0, 0.08);
}

.feature-box.disabled {
    background: rgba(255, 255, 255, 0.38);
    border-color: rgba(255, 255, 255, 0.28);
    box-shadow: none;
    opacity: 0.85;
}

.feature-box.disabled:hover {
    transform: none;
    background: rgba(255, 255, 255, 0.38);
    box-shadow: none;
}

.feature-box.disabled .feature-box__number {
    background: rgba(255, 255, 255, 0.45);
    color: rgba(0, 0, 0, 0.35);
}

.feature-box.disabled h3,
.feature-box.disabled p {
    color: rgba(0, 0, 0, 0.38);
}

.feature-box.disabled .chain-select {
    background-color: rgba(255, 255, 255, 0.45);
    border-color: rgba(255, 255, 255, 0.35);
    color: rgba(0, 0, 0, 0.38);
    cursor: not-allowed;
}

div.recommendation-result {
    display: none;
}

.recommendation-result {
    margin-top: 20px;
    padding: 1.75rem;
    background: #fdee66;
    backdrop-filter: blur(12px);
    border-radius: 8px;
    position: relative;
    overflow: hidden;
}

.recommendation-result__label {
    display: inline-flex;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    background: #fff;
    color: #000;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    margin-bottom: 0.9rem;
}

.recommendation-result__title {
    font-size: 1.55rem;
    font-weight: 700;
    line-height: 1.25;
    color: #111;
    margin-bottom: 0.6rem;
}

.recommendation-result__description {
    margin: 0;
    color: #5f6872;
    font-size: 0.95rem;
    line-height: 1.55;
}

.recommendation-reset {
    background: transparent;
    border: 0;
    padding: 0;
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.92rem;
    font-weight: 500;
    transition: color 0.2s ease;
}

.recommendation-reset:hover {
    color: #fff;
    opacity: 1;
}

.recommendation-reset:focus {
    outline: none;
    box-shadow: none;
}

@media (max-width: 768px) {
    .feature-box {
        padding: 1.2rem;
    }

    .recommendation-result {
        padding: 1.4rem;
    }

    .recommendation-result__title {
        font-size: 1.35rem;
    }
}