/* =========================================================
   AUTOVISA – ARTIKKELIOSIO
   Yleisilme pohjautuu Autovisan pääsivun style.css-tyyleihin.
   ========================================================= */

html {
    font-size: clamp(16px, 1rem + 0.5vw, 19px);
}

body {
    font-family: Arial, sans-serif;
    font-size: 1rem;
    line-height: 1.6;
    color: #333;
    margin: 0;
    padding: 1px;
    background-color: #d8e5f8;
    background-image:
        radial-gradient(circle at 25px 25px, rgba(24, 96, 194, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 75px 75px, rgba(24, 96, 194, 0.08) 2px, transparent 2px),
        linear-gradient(180deg, #eaf2ff 0%, #d8e5f8 100%);
    background-size: 100px 100px, 100px 100px, auto;
    background-attachment: fixed;
}

body.dark {
    background-color: #1a1a1a;
    color: #ddd;
    background-image:
        radial-gradient(circle at 25px 25px, rgba(77, 166, 255, 0.1) 2px, transparent 2px),
        radial-gradient(circle at 75px 75px, rgba(77, 166, 255, 0.08) 2px, transparent 2px),
        linear-gradient(180deg, #1d1e22 0%, #121316 100%);
    background-size: 100px 100px, 100px 100px, auto;
    background-attachment: fixed;
}

#mainDiv {
    max-width: 1200px;
    margin: 16px auto;
    padding: 16px 20px;
    border-radius: 12px;
    border: 1px solid rgba(0,0,0,0.1);
    background: linear-gradient(180deg, rgba(255,255,255,0.98), rgba(255,255,255,0.95));
    box-shadow: 0 10px 30px rgba(24, 96, 194, 0.2);
    backdrop-filter: blur(2px) saturate(1.05);
    box-sizing: border-box;
}

body.dark #mainDiv {
    border-color: rgba(255,255,255,0.08);
    background: linear-gradient(180deg, rgba(33,33,33,0.95), rgba(26,26,26,0.90));
    box-shadow: 0 10px 30px rgba(0,0,0,0.45);
}

a {
    color: #1860c2;
}

body.dark a {
    color: #4da6ff;
}

.site-header {
    margin-bottom: 24px;
}

.site-logo {
    display: inline-block;
    margin: 0 0 10px;
}

.site-logo img {
    display: block;
    max-width: 100%;
    height: auto;
}

nav {
    background-color: rgba(216, 229, 248, 0.5);
    padding: 5px 10px;
    margin: 0;
    border-radius: 6px;
    box-shadow: 0 10px 8px -2px rgba(0,0,0,0.35);
    display: flex;
    align-items: center;
    gap: 10px;
    flex-wrap: wrap;
}

nav a {
    margin-right: 15px;
    color: #1860c2;
    font-weight: bold;
}

body.dark nav {
    background-color: rgba(42, 42, 42, 0.5);
}

/* --- Teemanvaihdin --- */
.theme-toggle-form {
    margin-left: auto;
}

.theme-toggle-btn {
    background: #1565c0;
    border: 1px solid rgba(255,255,255,0.35);
    border-radius: 8px;
    padding: 8px 12px;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 3px 8px rgba(0,0,0,0.3);
}

.theme-toggle-btn:hover {
    background: #154c96;
}

.theme-toggle-icon {
    width: 24px;
    height: 24px;
    display: block;
}

body.dark .theme-toggle-btn {
    background: #1860c2;
}

body.dark .theme-toggle-btn:hover {
    background: #154c96;
}

.button,
a.button {
    display: inline-block;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    padding: 8px 12px;
    border: 1px solid #1860c2;
    background-color: #1860c2;
    color: #fff;
    border-radius: 6px;
    box-shadow: 0 4px 8px 2px rgba(0,0,0,0.35);
}

a.button:hover {
    background-color: #154c96;
}

.articles-index,
.article-page,
.article-message {
    max-width: 960px;
    margin: 0 auto;
}

.articles-intro,
.article-header {
    border-top: 5px solid #1860c2;
    padding-top: 14px;
    margin-bottom: 24px;
}

.article-kicker {
    margin: 0 0 4px;
    color: #666;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: .12em;
    font-size: .8rem;
}

body.dark .article-kicker {
    color: #aaa;
}

.articles-intro h1,
.article-header h1 {
    margin: 0 0 10px;
    line-height: 1.2;
    color: #1860c2;
}

body.dark .articles-intro h1,
body.dark .article-header h1 {
    color: #4da6ff;
}

.article-lead {
    font-size: 1.18rem;
    font-weight: 500;
    color: #444;
    margin-bottom: 10px;
}

body.dark .article-lead {
    color: #ddd;
}

.article-meta,
.article-card-meta {
    color: #777;
    font-size: .84rem;
}

.article-meta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
}

body.dark .article-meta,
body.dark .article-card-meta {
    color: #aaa;
}

.article-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.article-card {
    background: rgba(255,255,255,0.82);
    border: 1px solid #ddd;
    border-radius: 14px;
    padding: 18px 20px;
    box-shadow: 0 4px 14px rgba(0,0,0,.08);
    transition: transform .15s ease, box-shadow .15s ease, border-color .15s ease;
}

.article-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(0,0,0,.14);
    border-color: #1860c2;
}

.article-card h2 {
    margin: 0 0 8px;
    line-height: 1.25;
    font-size: 1.2rem;
}

.article-card h2 a {
    text-decoration: none;
}

.article-card p {
    margin: 0 0 12px;
}

body.dark .article-card {
    background: rgba(43,43,43,0.85);
    border-color: #444;
    box-shadow: 0 4px 18px rgba(0,0,0,.35);
}

body.dark .article-card:hover {
    border-color: #4da6ff;
}

.article-body {
    font-size: 1rem;
    line-height: 1.75;
}

.article-body h2,
.article-body h3 {
    line-height: 1.25;
    color: #1860c2;
    margin-top: 1.7em;
}

body.dark .article-body h2,
body.dark .article-body h3 {
    color: #4da6ff;
}

.article-body p {
    margin: 0 0 1.1em;
}

.article-body img {
    display: block;
    max-width: 100%;
    height: auto;
    margin: 18px auto;
    border-radius: 10px;
    box-shadow: 0 4px 14px rgba(0,0,0,.16);
}

.article-body figure {
    margin: 22px 0;
}

.article-body figcaption {
    margin-top: 6px;
    color: #666;
    font-size: .85rem;
    text-align: center;
}

body.dark .article-body figcaption {
    color: #aaa;
}

.article-footer {
    margin-top: 30px;
    padding-top: 14px;
    border-top: 1px solid rgba(0,0,0,.12);
}

body.dark .article-footer {
    border-top-color: rgba(255,255,255,.12);
}

.site-footer {
    font-weight: bold;
    border-top: 2px solid #1860c2;
    margin-top: 30px;
    padding-top: 6px;
    color: #888;
}


/* --- Artikkeliosion tumma teema --- */
body.dark .articles-intro,
body.dark .article-header {
    border-top-color: #4da6ff;
}

body.dark .article-body {
    color: #ddd;
}

body.dark .article-body strong {
    color: #f1f1f1;
}

body.dark .article-body blockquote {
    border-left-color: #4da6ff;
    background: rgba(77,166,255,0.08);
    color: #ddd;
}

body.dark .article-message {
    color: #ddd;
}

body.dark .site-footer {
    border-top-color: #4da6ff;
    color: #aaa;
}

@media (max-width: 768px) {
    html {
        font-size: 17px;
    }

    body {
        line-height: 1.55;
    }

    #mainDiv {
        margin: 0;
        padding: 10px;
        border-radius: 0;
    }

    .article-list {
        grid-template-columns: 1fr;
    }

    .article-meta {
        display: block;
    }

    .article-meta span {
        display: block;
    }
}

.article-video {
    display: block;
    width: 100%;
    max-width: 100%;
    min-width: 0;
    height: auto;
    margin: 1.5rem auto;
    box-sizing: border-box;
    border-radius: 8px;
    background: #000;
}