/* ========================================
   Obsidian Blog — Brutalist Editorial Aesthetic
   Dark backgrounds, massive typography, bold accent
   ======================================== */

:root {
    --color-bg: #0D0D0D;
    --color-bg-alt: #1a1a1a;
    --color-text: #ffffff;
    --color-text-muted: #a0a0a0;
    --color-border: #333333;
    --color-accent: #FF3333;
    --color-accent-hover: #FF5555;

    --font-display: 'Space Grotesk', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'SF Mono', 'Monaco', 'Courier New', monospace;

    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;

    --transition: 0.2s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--space-xl);
}

/* ======================================== */
/* HEADER */
/* ======================================== */

.header {
    background: var(--color-bg);
    border-bottom: 2px solid var(--color-border);
    padding: var(--space-xl) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 900;
    color: var(--color-text);
    text-decoration: none;
    letter-spacing: 0.05em;
}

.nav {
    display: flex;
    gap: var(--space-2xl);
    align-items: center;
}

.nav a {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    transition: var(--transition);
}

.nav a:hover,
.nav a.active {
    color: var(--color-accent);
}

.lang-toggle {
    background: transparent;
    border: 2px solid var(--color-border);
    border-radius: 0;
    padding: var(--space-sm) var(--space-md);
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--color-text);
    cursor: pointer;
    transition: var(--transition);
}

.lang-toggle:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

/* ======================================== */
/* BLOG HERO */
/* ======================================== */

.blog-hero {
    padding: var(--space-xl) 0 var(--space-lg);
    background: var(--color-bg);
    border-bottom: 2px solid var(--color-border);
    text-align: center;
}

.eyebrow {
    font-size: 2.625rem;
    font-weight: 900;
    letter-spacing: 0.05em;
    color: var(--color-accent);
    margin-bottom: var(--space-lg);
    text-align: left;
}

.blog-hero h1 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 8vw, 5rem);
    font-weight: 900;
    line-height: 0.9;
    margin-bottom: var(--space-sm);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.lead {
    font-size: 1rem;
    color: var(--color-text-muted);
    max-width: 600px;
    margin-inline: auto;
    font-weight: 400;
    margin-bottom: var(--space-lg);
}

/* ======================================== */
/* BLOG LIST */
/* ======================================== */

.blog-list {
    padding: var(--space-lg) 0 var(--space-4xl);
}

#articles-container {
    display: flex;
    flex-direction: column;
    gap: var(--space-2xl);
}

/* ======================================== */
/* ARTICLE CARD */
/* ======================================== */

.article-card {
    display: block;
    text-decoration: none;
    color: inherit;
    position: relative;
    transition: var(--transition);
}

.article-card:hover {
    transform: translateX(8px);
}

.article-card:hover .article-hero {
    opacity: 0.8;
}

.article-hero {
    height: 120px;
    position: relative;
    overflow: hidden;
    transition: var(--transition);
}

.article-content {
    position: relative;
    z-index: 1;
    padding: var(--space-xl);
}

.article-meta {
    display: flex;
    gap: var(--space-md);
    align-items: center;
    font-size: 0.75rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
}

.article-type-badge {
    background: rgba(255, 255, 255, 0.2);
    padding: var(--space-xs) var(--space-sm);
    color: #FFFFFF;
    font-weight: 900;
}

.article-type-badge.review {
    background: rgba(59, 130, 246, 0.4);
}

.article-type-badge.guide {
    background: rgba(16, 185, 129, 0.4);
}

.article-type-badge.news {
    background: rgba(245, 158, 11, 0.4);
}

.article-type-badge.howto {
    background: rgba(139, 92, 246, 0.4);
}

.article-type-badge.podcast {
    background: rgba(255, 229, 0, 0.4);
}

.article-type-badge.video {
    background: rgba(255, 51, 51, 0.4);
}

.article-card h2 {
    font-family: var(--font-display);
    font-size: clamp(1.5rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.article-excerpt {
    font-size: 1.125rem;
    line-height: 1.6;
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--space-xl);
    max-width: 800px;
}

.read-more {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    color: #FFFFFF;
    font-weight: 900;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    background: rgba(0, 0, 0, 0.3);
    padding: var(--space-sm) var(--space-md);
    transition: var(--transition);
}

.article-card:hover .read-more {
    background: rgba(0, 0, 0, 0.5);
}

/* ======================================== */
/* ARTICLE PAGE */
/* ======================================== */

.article-back {
    padding: var(--space-xl) 0;
    background: var(--color-bg);
}

.back-link {
    color: var(--color-text-muted);
    text-decoration: none;
    font-size: 0.875rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
}

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

.article-page {
    padding: var(--space-xl) 0 var(--space-4xl);
}

.article-page .container {
    max-width: 800px;
}

.blog-article .article-header {
    margin-bottom: var(--space-3xl);
}

.blog-article .article-meta {
    margin-bottom: var(--space-xl);
}

.blog-article h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 6vw, 4rem);
    font-weight: 900;
    line-height: 1;
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.blog-article .article-lead {
    font-size: 1.375rem;
    line-height: 1.6;
    color: var(--color-text-muted);
    margin-bottom: var(--space-3xl);
}

.blog-article .article-body {
    font-size: 1.125rem;
    line-height: 1.8;
}

.blog-article .article-body h2 {
    font-size: 2rem;
    font-weight: 900;
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    text-transform: uppercase;
    letter-spacing: -0.01em;
}

.blog-article .article-body h3 {
    font-size: 1.5rem;
    font-weight: 700;
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.blog-article .article-body p {
    margin-bottom: var(--space-lg);
}

.blog-article .article-body strong {
    font-weight: 700;
    color: var(--color-text);
}

.blog-article .article-body ol,
.blog-article .article-body ul {
    margin-bottom: var(--space-lg);
    padding-left: var(--space-xl);
}

.blog-article .article-body li {
    margin-bottom: var(--space-sm);
}

.blog-article .risk-score {
    font-weight: 900;
    color: var(--color-accent);
}

.blog-article .article-footer {
    margin-top: var(--space-4xl);
    padding-top: var(--space-xl);
    border-top: 2px solid var(--color-border);
    color: var(--color-text-muted);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ======================================== */
/* SHARE BUTTONS */
/* ======================================== */

.article-share {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid var(--color-border);
}

.article-share-label {
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-muted);
    margin-bottom: var(--space-md);
}

.article-share-buttons {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 16px;
    border: 1px solid var(--color-border);
    border-radius: 4px;
    background: transparent;
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-size: 0.8125rem;
    font-weight: 600;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition);
    cursor: pointer;
}

.share-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-text);
}

.share-btn svg {
    width: 16px;
    height: 16px;
    fill: currentColor;
    flex-shrink: 0;
}

.share-btn--facebook:hover { border-color: #1877F2; color: #1877F2; }
.share-btn--linkedin:hover { border-color: #0A66C2; color: #0A66C2; }
.share-btn--x:hover { border-color: #fff; color: #fff; }
.share-btn--whatsapp:hover { border-color: #25D366; color: #25D366; }
.share-btn--copy:hover { border-color: var(--color-accent); color: var(--color-accent); }

.share-btn--copied {
    border-color: #22c55e !important;
    color: #22c55e !important;
}

/* ======================================== */
/* FOOTER */
/* ======================================== */

.footer {
    background: var(--color-bg);
    border-top: 2px solid var(--color-border);
    padding: var(--space-2xl) 0;
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* ======================================== */
/* RESPONSIVE */
/* ======================================== */

@media (max-width: 768px) {
    .container {
        padding: 0 var(--space-lg);
    }

    .blog-hero {
        padding: var(--space-lg) 0 var(--space-md);
    }

    .blog-hero h1 {
        font-size: 2.5rem;
    }

    .lead {
        margin-bottom: var(--space-md);
    }

    .blog-list {
        padding-top: var(--space-md);
    }

    #articles-container {
        gap: var(--space-xl);
    }

    .article-card h2 {
        font-size: 2rem;
    }

    .blog-article h1 {
        font-size: 2rem;
    }

    .article-hero {
        height: 80px;
    }
}