/* Blog Styles – Jazyková škola LEKTORA */
/* Requires main.css to be loaded first (uses its CSS custom properties and animations) */

/* =============================================
   BLOG PAGE HERO (nadpis stránky blogu)
   ============================================= */

.blog-page-hero {
    padding: 8rem 0 4rem;
    background: linear-gradient(135deg, var(--background) 0%, var(--secondary) 100%);
    border-bottom: 1px solid var(--border);
    text-align: center;
    position: relative;
    overflow: hidden;
}

/* Dekorativní blob – stejný přístup jako hero na hlavní stránce */
.blog-page-hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, rgba(255, 117, 187, 0.12) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.blog-page-hero::after {
    content: '';
    position: absolute;
    bottom: -10%;
    left: -5%;
    width: 30vw;
    height: 30vw;
    background: radial-gradient(circle, rgba(162, 117, 255, 0.08) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.blog-page-hero-inner {
    position: relative;
    z-index: 1;
}

.blog-page-hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 0.75rem;
    animation: fadeInDown 0.8s ease-out;
}

.blog-page-hero-subtitle {
    font-size: 1.15rem;
    color: var(--muted);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
    animation: fadeIn 0.8s ease-out 0.2s both;
}

/* =============================================
   BLOG GRID (seznam článků)
   ============================================= */

.blog-section {
    padding: var(--section-padding);
    background-color: var(--background);
}

.blog-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 0.5rem;
}

/* Prázdný stav – zatím žádné články */
.blog-empty {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--muted);
    grid-column: 1 / -1;
}

.blog-empty i {
    font-size: 3rem;
    color: var(--accent);
    opacity: 0.4;
    margin-bottom: 1rem;
    display: block;
}

.blog-empty h3 {
    color: var(--primary);
    margin-bottom: 0.5rem;
}

/* =============================================
   BLOG KARTA
   ============================================= */

.blog-card {
    background-color: var(--background);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
    text-decoration: none;
    color: inherit;
    /* CSS animace místo JS (blog pages nepoužívají scroll-animation z main.js) */
    animation: fadeInUp 0.6s ease-out backwards;
}

.blog-card:nth-child(1) { animation-delay: 0.05s; }
.blog-card:nth-child(2) { animation-delay: 0.15s; }
.blog-card:nth-child(3) { animation-delay: 0.25s; }
.blog-card:nth-child(4) { animation-delay: 0.1s; }
.blog-card:nth-child(5) { animation-delay: 0.2s; }
.blog-card:nth-child(6) { animation-delay: 0.3s; }
.blog-card:nth-child(n+7) { animation-delay: 0.15s; }

.blog-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent);
}

/* Obrázek karty */
.blog-card-image-wrapper {
    aspect-ratio: 3 / 2;
    overflow: hidden;
    background-color: var(--secondary);
    flex-shrink: 0;
}

.blog-card-image-wrapper img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-image-wrapper img {
    transform: scale(1.06);
}

/* Placeholder – karta bez obrázku */
.blog-card-image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-light) 0%, var(--secondary) 100%);
}

.blog-card-image-placeholder i {
    font-size: 2.5rem;
    color: var(--accent);
    opacity: 0.45;
}

/* Tělo karty */
.blog-card-body {
    padding: 1.5rem;
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

/* Řádek: kategorie + datum */
.blog-card-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.blog-category {
    background-color: var(--accent-light);
    color: var(--accent);
    padding: 0.2rem 0.65rem;
    border-radius: 20px;
    font-size: 0.72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    white-space: nowrap;
    line-height: 1.6;
}

.blog-card-date {
    font-size: 0.8rem;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.blog-card-date i {
    font-size: 0.7rem;
    color: var(--accent);
}

/* Název článku */
.blog-card-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--primary);
    line-height: 1.35;
    margin: 0;
    transition: color 0.25s ease;
}

.blog-card:hover .blog-card-title {
    color: var(--accent);
}

/* Perex */
.blog-card-excerpt {
    font-size: 0.875rem;
    color: var(--muted);
    line-height: 1.65;
    margin: 0;
    flex: 1;
    /* Omezení na 3 řádky */
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Patička karty: čas čtení + odkaz */
.blog-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: auto;
    padding-top: 0.85rem;
    border-top: 1px solid var(--border);
}

.blog-card-readtime {
    font-size: 0.78rem;
    color: var(--muted);
    display: flex;
    align-items: center;
    gap: 0.3rem;
}

.blog-card-readtime i {
    color: var(--accent);
    font-size: 0.7rem;
}

.blog-card-link {
    font-size: 0.82rem;
    font-weight: 600;
    color: var(--accent);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    transition: gap 0.2s ease;
}

.blog-card:hover .blog-card-link {
    gap: 0.65rem;
}

/* =============================================
   BLOG POST – HERO (nadpis jednotlivého článku)
   ============================================= */

.blog-post-hero {
    padding: 8rem 0 3.5rem;
    background: linear-gradient(135deg, var(--background) 0%, var(--secondary) 100%);
    border-bottom: 1px solid var(--border);
    position: relative;
    overflow: hidden;
}

.blog-post-hero::before {
    content: '';
    position: absolute;
    top: -20%;
    right: -10%;
    width: 40vw;
    height: 40vw;
    background: radial-gradient(circle, rgba(255, 117, 187, 0.1) 0%, transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.blog-post-hero-inner {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
}

/* Drobečková navigace (breadcrumb) */
.blog-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    color: var(--muted);
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.blog-breadcrumb a {
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s ease;
}

.blog-breadcrumb a:hover {
    color: var(--accent);
}

.blog-breadcrumb-sep {
    color: var(--border);
    font-size: 0.75rem;
}

.blog-breadcrumb-current {
    color: var(--foreground);
    font-weight: 500;
    max-width: 380px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Meta řádek (kategorie, datum, čas čtení) */
.blog-post-meta-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.25rem;
    flex-wrap: wrap;
}

.blog-post-meta-item {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.875rem;
    color: var(--muted);
}

.blog-post-meta-item i {
    color: var(--accent);
    font-size: 0.8rem;
}

/* Hlavní nadpis článku */
.blog-post-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
    margin-bottom: 1.25rem;
}

/* Perex (úvodní odstavec) */
.blog-post-perex {
    font-size: 1.15rem;
    color: var(--muted);
    line-height: 1.75;
    margin-bottom: 0;
}

/* Cover obrázek */
.blog-post-cover {
    margin-top: 2.5rem;
    border-radius: var(--border-radius);
    overflow: hidden;
    max-height: 480px;
    box-shadow: var(--shadow-lg);
}

.blog-post-cover img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

/* =============================================
   BLOG POST – TĚLO ČLÁNKU
   ============================================= */

.blog-post-body-section {
    padding: 4rem 0 3rem;
    background-color: var(--background);
}

/* Centrování textu článku na čitelnou šířku */
.blog-post-body-wrapper {
    max-width: 720px;
    margin: 0 auto;
}

.blog-post-body {
    font-size: 1.05rem;
    line-height: 1.85;
    color: var(--foreground);
}

.blog-post-body h2 {
    font-size: 1.6rem;
    color: var(--primary);
    margin-top: 2.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--accent-light);
    line-height: 1.25;
}

.blog-post-body h3 {
    font-size: 1.2rem;
    color: var(--primary);
    margin-top: 2rem;
    margin-bottom: 0.75rem;
    line-height: 1.3;
}

.blog-post-body p {
    color: var(--foreground);
    margin-bottom: 1.35rem;
    line-height: 1.85;
}

.blog-post-body strong {
    color: var(--primary);
    font-weight: 600;
}

.blog-post-body a {
    color: var(--accent);
    text-decoration: underline;
    text-decoration-color: var(--accent-light);
    transition: text-decoration-color 0.2s ease;
}

.blog-post-body a:hover {
    text-decoration-color: var(--accent);
}

/* Seznamy */
.blog-post-body ul,
.blog-post-body ol {
    padding-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.blog-post-body li {
    margin-bottom: 0.6rem;
    color: var(--foreground);
    line-height: 1.7;
}

.blog-post-body ul li::marker {
    color: var(--accent);
}

.blog-post-body ol li::marker {
    color: var(--accent);
    font-weight: 700;
}

/* Citát */
.blog-post-body blockquote {
    border-left: 4px solid var(--accent);
    margin: 2.25rem 0;
    padding: 1.1rem 1.5rem;
    background-color: var(--accent-light);
    border-radius: 0 var(--border-radius) var(--border-radius) 0;
}

.blog-post-body blockquote p {
    font-style: italic;
    font-size: 1.05rem;
    color: var(--foreground);
    margin-bottom: 0.4rem;
    line-height: 1.7;
}

.blog-post-body blockquote cite {
    display: block;
    font-size: 0.85rem;
    color: var(--accent);
    font-weight: 600;
    font-style: normal;
}

/* Obrázek v textu článku */
.blog-post-body figure {
    margin: 2.5rem 0;
}

.blog-post-body figure img {
    width: 100%;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-md);
    display: block;
}

.blog-post-body figcaption {
    text-align: center;
    font-size: 0.85rem;
    color: var(--muted);
    margin-top: 0.75rem;
    font-style: italic;
}

/* =============================================
   BLOG CTA SEKCE (výzva k akci pod článkem)
   ============================================= */

.blog-cta-section {
    padding: 4rem 0;
    background-color: var(--secondary);
    border-top: 1px solid var(--border);
}

.blog-cta-card {
    background: var(--background);
    border-radius: var(--border-radius);
    padding: 2.5rem 2.5rem 2.5rem 2rem;
    box-shadow: var(--shadow-md);
    border: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 2rem;
    max-width: 760px;
    margin: 0 auto;
    position: relative;
    overflow: hidden;
}

/* Accent pruh nahoře – stejný jako .contact-booking-cta */
.blog-cta-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--accent), var(--accent-hover));
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

/* Dekorativní blob v pravém dolním rohu */
.blog-cta-card::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    background: var(--accent-light);
    border-radius: 50%;
    opacity: 0.5;
    pointer-events: none;
}

.blog-cta-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--accent), var(--accent-hover));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--background);
    font-size: 1.5rem;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    box-shadow: 0 4px 14px 0 rgba(255, 117, 187, 0.39);
}

.blog-cta-content {
    flex: 1;
    position: relative;
    z-index: 1;
}

.blog-cta-content h3 {
    color: var(--primary);
    margin-bottom: 0.4rem;
    font-size: 1.25rem;
}

.blog-cta-content p {
    color: var(--muted);
    margin-bottom: 1.25rem;
    font-size: 0.95rem;
    line-height: 1.6;
}

.blog-cta-content .btn i {
    margin-right: 0.5rem;
}

/* Odkaz zpět na blog */
.blog-back-link-wrapper {
    text-align: center;
    margin-top: 2.5rem;
}

.blog-back-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--muted);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 500;
    transition: color 0.2s ease;
    padding: 0.5rem 0;
}

.blog-back-link:hover {
    color: var(--accent);
}

.blog-back-link i {
    font-size: 0.8rem;
    transition: transform 0.2s ease;
}

.blog-back-link:hover i {
    transform: translateX(-4px);
}

/* =============================================
   TMAVÝ REŽIM – specifické úpravy
   ============================================= */

html[data-theme="dark"] .blog-post-body blockquote,
:root[data-theme="dark"] .blog-post-body blockquote {
    background-color: var(--accent-light);
}

html[data-theme="dark"] .blog-post-body h2,
:root[data-theme="dark"] .blog-post-body h2 {
    border-bottom-color: var(--accent-light);
}

@media (prefers-color-scheme: dark) {
    .blog-post-body blockquote {
        background-color: var(--accent-light);
    }
}

/* =============================================
   RESPONZIVITA
   ============================================= */

@media (max-width: 1024px) {
    .blog-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 768px) {
    .blog-page-hero {
        padding: 6rem 0 3rem;
    }

    .blog-page-hero-title {
        font-size: 2.2rem;
    }

    .blog-page-hero-subtitle {
        font-size: 1rem;
    }

    .blog-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }

    .blog-post-hero {
        padding: 6rem 0 2.5rem;
    }

    .blog-post-title {
        font-size: 1.75rem;
    }

    .blog-post-perex {
        font-size: 1rem;
    }

    .blog-post-body {
        font-size: 1rem;
    }

    .blog-post-body h2 {
        font-size: 1.35rem;
        margin-top: 2rem;
    }

    .blog-post-body h3 {
        font-size: 1.1rem;
    }

    .blog-post-cover {
        max-height: 280px;
    }

    .blog-cta-card {
        flex-direction: column;
        text-align: center;
        padding: 2rem 1.5rem;
        gap: 1.25rem;
    }

    .blog-breadcrumb-current {
        max-width: 220px;
    }
}

@media (max-width: 480px) {
    .blog-page-hero-title {
        font-size: 1.75rem;
    }

    .blog-post-title {
        font-size: 1.5rem;
    }

    .blog-post-meta-row {
        gap: 0.65rem;
    }
}