/* InfraPole-blogi — jaettu tyylitiedosto (perii pääsivun designtokenit) */
*, *::before, *::after { box-sizing: border-box; }
:root {
    --color-primary: #2E443C;
    --color-dark: #122023;
    --color-light-green: #E8F8D7;
    --color-accent-green: #A5BB66;
    --color-white: #FFFFFF;
    --color-light-bg: #F0F0F0;
    --color-text: #3C3C3C;
    --color-text-light: #787878;
    --font-main: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}
html { scroll-behavior: smooth; }
body { margin: 0; font-family: var(--font-main); color: var(--color-text); line-height: 1.6; -webkit-font-smoothing: antialiased; background: var(--color-white); }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-narrow { max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* Header */
.header { position: fixed; top: 0; left: 0; right: 0; z-index: 100; background: var(--color-dark); padding: 16px 0; transition: box-shadow 0.3s; }
.header.scrolled { box-shadow: 0 2px 20px rgba(0,0,0,0.3); }
.header .container { display: flex; justify-content: space-between; align-items: center; }
.logo { display: flex; align-items: center; gap: 12px; color: var(--color-white); }
.logo-icon { width: 36px; height: 36px; }
.logo-icon circle { fill: var(--color-light-green); }
.logo-text { font-size: 20px; font-weight: 400; letter-spacing: 0.02em; }
.logo-text sup { font-size: 10px; vertical-align: super; }
.nav-links { display: flex; gap: 32px; list-style: none; margin: 0; padding: 0; }
.nav-links a { color: var(--color-white); font-size: 15px; opacity: 0.8; transition: opacity 0.2s; }
.nav-links a:hover, .nav-links a.active { opacity: 1; }
.mobile-menu-btn { display: none; background: none; border: none; cursor: pointer; padding: 8px; }
.mobile-menu-btn span { display: block; width: 24px; height: 2px; background: var(--color-white); margin: 5px 0; transition: 0.3s; }

/* Language switcher */
.lang-switcher { display: flex; gap: 2px; align-items: center; margin-left: 20px; }
.lang-btn { color: rgba(255,255,255,0.5); font-size: 12px; font-weight: 600; padding: 4px 8px; border-radius: 4px; transition: all 0.2s; letter-spacing: 0.07em; text-transform: uppercase; }
.lang-btn:hover { color: var(--color-white); background: rgba(255,255,255,0.1); }
.lang-btn.active { color: var(--color-white); }
.lang-divider { color: rgba(255,255,255,0.2); font-size: 12px; user-select: none; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 10px; padding: 14px 32px; border-radius: 50px; font-size: 16px; font-family: var(--font-main); cursor: pointer; transition: all 0.3s; border: 2px solid transparent; }
.btn-primary { background: var(--color-primary); color: var(--color-white); border-color: var(--color-primary); }
.btn-primary:hover { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-white { background: var(--color-white); color: var(--color-dark); border-color: var(--color-white); }
.btn-white:hover { background: transparent; color: var(--color-white); }
.btn-outline { background: transparent; color: var(--color-primary); border-color: var(--color-primary); }
.btn-outline:hover { background: var(--color-primary); color: var(--color-white); }
.btn-arrow { width: 18px; height: 18px; }

/* Blog hero */
.blog-hero { padding: 140px 0 40px; background: var(--color-dark); color: var(--color-white); }
.blog-hero .breadcrumb { font-size: 14px; color: rgba(255,255,255,0.55); margin-bottom: 20px; }
.blog-hero .breadcrumb a { color: rgba(255,255,255,0.7); }
.blog-hero .breadcrumb a:hover { color: var(--color-accent-green); }
.blog-hero .eyebrow { display: inline-block; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-accent-green); font-weight: 600; margin-bottom: 16px; }
.blog-hero h1 { font-size: 40px; font-weight: 500; line-height: 1.2; margin: 0 0 20px; max-width: 800px; }
.blog-hero .meta { font-size: 14px; color: rgba(255,255,255,0.55); }

/* Article */
.article { padding: 48px 0 72px; }
.article-figure { margin: 0 0 40px; border-radius: 16px; overflow: hidden; }
.article-figure img { width: 100%; object-fit: cover; aspect-ratio: 16/9; }
.article-figure figcaption { font-size: 13px; color: var(--color-text-light); padding: 10px 4px 0; text-align: center; }
/* Portrait feature photo: keep natural ratio, centered, constrained width */
.article-figure--portrait { max-width: 440px; margin-left: auto; margin-right: auto; overflow: visible; }
.article-figure--portrait img { aspect-ratio: auto; object-fit: contain; border-radius: 16px; }
.article-body { font-size: 18px; line-height: 1.75; color: var(--color-text); }
.article-body > * { margin: 0 0 24px; }
.article-body .lead { font-size: 21px; line-height: 1.6; color: var(--color-dark); }
.article-body h2 { font-size: 27px; font-weight: 500; color: var(--color-dark); margin: 48px 0 16px; line-height: 1.25; }
.article-body h3 { font-size: 21px; font-weight: 600; color: var(--color-dark); margin: 32px 0 12px; }
.article-body ul, .article-body ol { padding-left: 24px; }
.article-body li { margin-bottom: 10px; }
.article-body strong { color: var(--color-dark); }
.article-body a { color: var(--color-primary); text-decoration: underline; text-underline-offset: 3px; }
.article-body a:hover { color: var(--color-accent-green); }
.article-body blockquote { border-left: 4px solid var(--color-accent-green); padding: 8px 0 8px 24px; margin: 32px 0; font-size: 22px; line-height: 1.5; color: var(--color-dark); font-style: italic; }
.pullbox { background: var(--color-light-green); border-radius: 16px; padding: 28px 32px; font-size: 17px; }
.pullbox h3 { margin-top: 0; color: var(--color-dark); }

/* Answer-first box (AEO: tiivis, sitaattikelpoinen vastaus H1:n alle) */
.answer-box { background: var(--color-light-bg); border-left: 4px solid var(--color-primary); border-radius: 10px; padding: 18px 22px; margin: 0 0 36px; font-size: 17px; line-height: 1.65; color: var(--color-dark); }
.answer-box .answer-label { display: block; font-size: 12px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-primary); margin-bottom: 6px; }

/* In-article CTA */
.cta-box { margin: 56px 0 8px; background: var(--color-primary); color: var(--color-white); border-radius: 20px; padding: 44px 40px; text-align: center; }
.cta-box h2 { color: var(--color-white); font-size: 26px; font-weight: 500; margin: 0 0 12px; }
.cta-box p { color: rgba(255,255,255,0.8); font-size: 17px; margin: 0 0 28px; max-width: 520px; margin-left: auto; margin-right: auto; }
.cta-contact { margin-top: 20px; font-size: 15px; color: rgba(255,255,255,0.75); }
.cta-contact a { color: var(--color-accent-green); }

/* Blog index list */
.blog-list { padding: 56px 0 72px; }
.post-card { display: grid; grid-template-columns: 300px 1fr; gap: 32px; align-items: center; padding: 28px 0; border-bottom: 1px solid #eee; }
.post-card:first-child { border-top: 1px solid #eee; }
.post-card-image { border-radius: 14px; overflow: hidden; }
.post-card-image img { aspect-ratio: 4/3; object-fit: cover; width: 100%; }
.post-card .post-date { font-size: 13px; color: var(--color-text-light); text-transform: uppercase; letter-spacing: 0.05em; }
.post-card h2 { font-size: 24px; font-weight: 500; color: var(--color-dark); margin: 8px 0 10px; line-height: 1.3; }
.post-card h2 a:hover { color: var(--color-primary); }
.post-card p { color: var(--color-text-light); font-size: 16px; margin: 0 0 14px; }
.post-card .read-more { color: var(--color-primary); font-weight: 600; font-size: 15px; }
.post-card .read-more:hover { color: var(--color-accent-green); }
.blog-intro { max-width: 640px; }
.blog-intro h1 { font-size: 40px; font-weight: 500; color: var(--color-dark); margin: 0 0 12px; }
.blog-intro p { font-size: 18px; color: var(--color-text-light); }

/* Footer */
.footer { padding: 24px 0; background: var(--color-dark); border-top: 1px solid rgba(255,255,255,0.1); }
.footer .container { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; }
.footer-brand { font-size: 18px; color: var(--color-white); }
.footer-copy { font-size: 14px; color: rgba(255,255,255,0.5); }
.footer-links { display: flex; gap: 20px; font-size: 14px; }
.footer-links a { color: rgba(255,255,255,0.5); transition: color 0.3s; }
.footer-links a:hover { color: var(--color-accent-green); }
.footer-social { color: rgba(255,255,255,0.5); display: inline-flex; align-items: center; transition: color 0.3s; }
.footer-social:hover { color: var(--color-accent-green); }
.footer-social svg { width: 20px; height: 20px; fill: currentColor; }
.cookie-settings-btn { background: none; border: none; color: rgba(255,255,255,0.5); font-size: 14px; cursor: pointer; padding: 0; font-family: var(--font-main); transition: all 0.3s; }
.cookie-settings-btn:hover { color: var(--color-accent-green); }

/* WhatsApp */
.whatsapp-float { position: fixed; bottom: 24px; right: 24px; width: 56px; height: 56px; background: #25D366; border-radius: 50%; display: flex; align-items: center; justify-content: center; box-shadow: 0 4px 12px rgba(0,0,0,0.2); z-index: 99; transition: transform 0.3s; }
.whatsapp-float:hover { transform: scale(1.1); }
.whatsapp-float svg { width: 28px; height: 28px; fill: white; }

/* Contact modal (sama kuin etusivulla) */
.modal-overlay { display: none; position: fixed; inset: 0; background: rgba(0,0,0,0.6); backdrop-filter: blur(4px); -webkit-backdrop-filter: blur(4px); z-index: 10000; align-items: center; justify-content: center; padding: 24px; }
.modal-overlay.active { display: flex; }
.modal { background: var(--color-white); border-radius: 16px; max-width: 520px; width: 100%; max-height: 90vh; overflow-y: auto; position: relative; }
.modal-header { padding: 28px 28px 0; display: flex; justify-content: space-between; align-items: flex-start; }
.modal-header h2 { font-size: 24px; font-weight: 500; color: var(--color-dark); margin: 0; }
.modal-close { background: none; border: none; font-size: 28px; color: var(--color-text-light); cursor: pointer; padding: 0; line-height: 1; }
.modal-close:hover { color: var(--color-dark); }
.modal-body { padding: 24px 28px 28px; }
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 14px; font-weight: 500; color: var(--color-dark); margin-bottom: 6px; }
.form-group input, .form-group textarea, .form-group select { width: 100%; padding: 12px 14px; border: 1px solid #ddd; border-radius: 10px; font-size: 15px; font-family: var(--font-main); transition: border-color 0.3s; box-sizing: border-box; }
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { outline: none; border-color: var(--color-primary); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-success { display: none; text-align: center; padding: 40px 28px; }
.form-success svg { width: 48px; height: 48px; fill: var(--color-primary); margin-bottom: 16px; }
.form-success h3 { font-size: 20px; font-weight: 500; margin-bottom: 8px; color: var(--color-dark); }
.form-success p { font-size: 15px; color: var(--color-text-light); }

/* Cookie consent */
.cookie-banner { position: fixed; bottom: 0; left: 0; right: 0; z-index: 9999; background: rgba(18,32,35,0.97); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-top: 1px solid rgba(255,255,255,0.1); padding: 20px 24px; transform: translateY(100%); transition: transform 0.4s cubic-bezier(0.25,0.46,0.45,0.94); }
.cookie-banner.visible { transform: translateY(0); }
.cookie-banner-inner { max-width: 1200px; margin: 0 auto; display: flex; align-items: center; gap: 24px; flex-wrap: nowrap; }
.cookie-banner-text { flex: 1; color: rgba(255,255,255,0.7); font-size: 14px; line-height: 1.6; }
.cookie-banner-text a { color: var(--color-accent-green); }
.cookie-banner-actions { display: flex; gap: 12px; flex-shrink: 0; }
.cookie-btn { padding: 10px 24px; border-radius: 50px; font-size: 14px; font-weight: 600; cursor: pointer; border: none; font-family: var(--font-main); transition: all 0.3s; white-space: nowrap; }
.cookie-btn-accept { background: var(--color-accent-green); color: var(--color-dark); }
.cookie-btn-accept:hover { opacity: 0.9; transform: translateY(-1px); }
.cookie-btn-necessary { background: transparent; color: var(--color-white); border: 1px solid rgba(255,255,255,0.3); }
.cookie-btn-necessary:hover { border-color: var(--color-accent-green); color: var(--color-accent-green); }

/* Mobile nav */
.mobile-nav { display: none; position: fixed; inset: 0; background: var(--color-dark); z-index: 200; padding: 80px 24px; }
.mobile-nav.active { display: flex; flex-direction: column; gap: 24px; }
.mobile-nav a { color: var(--color-white); font-size: 24px; }
.mobile-nav-close { position: absolute; top: 20px; right: 24px; background: none; border: none; color: var(--color-white); font-size: 32px; cursor: pointer; }

/* Responsive */
@media (max-width: 900px) {
    .post-card { grid-template-columns: 1fr; gap: 16px; }
    .post-card-image { max-width: 100%; }
}
@media (max-width: 768px) {
    .nav-links { display: none; }
    .header .lang-switcher { display: none; }
    .mobile-menu-btn { display: block; }
    .blog-hero h1 { font-size: 30px; }
    .blog-intro h1 { font-size: 30px; }
    .article-body { font-size: 17px; }
    .article-body .lead { font-size: 19px; }
    .article-body h2 { font-size: 23px; }
    .cta-box { padding: 32px 24px; }
    .footer .container { flex-direction: column; gap: 10px; text-align: center; }
    .cookie-banner-inner { flex-direction: column; align-items: stretch; gap: 16px; }
    .cookie-btn { flex: 1; text-align: center; }
    .whatsapp-float { bottom: 80px; }
}
@media (max-width: 400px) {
    .container, .container-narrow { padding: 0 16px; }
    .blog-hero h1 { font-size: 26px; }
    .btn { padding: 12px 24px; font-size: 15px; }
}