:root {
    --primary-color: #455539;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 10px;
    padding: 8px 16px;
    background: #ffffff;
    color: var(--primary-color);
    font-weight: 700;
    border-radius: 4px;
    transition: top 0.2s ease;
    z-index: 100;
}

.skip-link:focus {
    top: 10px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

* {
    box-sizing: border-box;
}

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

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

html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: "Lora", serif;
    font-optical-sizing: auto;
    font-weight: 500;
    font-style: normal;
}

.background {
    min-height: 100vh;
    background: url(../images/bg-mobile.jpg) no-repeat center center;
    background-size: cover;
}

@media only screen and (min-width: 768px) {
    .background {
        background: url(../images/bg-desktop.jpg) no-repeat center center;
        background-size: cover;
    }
}

.header {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 4px;
}

.logo {
    width: 200px;
    height: auto;
}

@media only screen and (min-width: 768px) {
    .logo {
        width: 300px;
    }
}

.main {
    margin: 10px 16px;
}

@media only screen and (min-width: 768px) {
    .main {
        max-width: 600px;
        margin: 30px auto;
    }
}

.title, .subtitle {
    text-align: center;
    color: var(--primary-color);
}

.arguments-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.argument-item {
    display: flex;
    align-items: center;
    gap: 7px;
}


.color-primary {
    color: var(--primary-color);
}

.arguments-list.large {
    gap: 25px;
}

.footer {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 18px;
    padding: 10px 0 30px;
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.8em;
}

.footer a {
    display: inline-block;
}

@media only screen and (min-width: 768px) {
    .footer {
        flex-direction: row;
        gap: 50px;
    }
}

.arguments-section {
    padding: 25px 30px;
    border: solid 1px rgba(255, 255, 255, 0.6);
    background-color: rgba(255, 255, 255, 0.3);
}

.details-section {
    background-color: rgba(255, 255, 255, 0.45);
    padding: 25px 30px;
    margin: 20px 0;
}

.intervention-section {
    background-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 20px 0 rgba(0, 0, 0, 0.4);
    padding: 25px 30px;
    margin: 20px 0;
    font-size: 1.4em;
    line-height: 1.7;
    color: var(--primary-color);
    font-weight: 700;
    p {
        margin: 0;
    }
}

@media only screen and (min-width: 768px) {
    .intervention-section, .arguments-section, .details-section {
        padding-left: 45px;
        padding-right: 45px;
    }
}

.subtitle {
    margin: 30px 0;
    font-size: 1.2em;
    font-weight: 600;
}

.nav-link {
    color: var(--primary-color);
    font-size: 1.1em;
    font-weight: 700;
    text-decoration: underline;
}