/* ============================================================
   FLARY
   Revolutionary Editorial Design System

   Aesthetic: Brutalist-editorial hybrid
   Inspired by worker's movement posters & modern magazines
   ============================================================ */

/* ============================================================
   CSS CUSTOM PROPERTIES
   ============================================================ */
:root {
    /* Color Palette - Dwie Lewe Ręce */
    --red: #A31621;
    --red-dark: #7D111A;
    --red-light: #C41E2A;
    --white: #FFFFFF;
    --black: #1A1A1A;
    --gray-dark: #374151;
    --gray: #6B7280;
    --gray-light: #D1D5DB;
    --gray-lighter: #F3F4F6;
    --bg: #FAFAF9;

    /* Typography - System Fonts Only */
    /* Display: Impact (Win/Mac), Arial Black fallback */
    --font-display: Impact, "Arial Black", "Helvetica Neue", sans-serif;
    /* Body: condensed/geometric sans-serif */
    /* Android: Roboto Condensed | Windows: Century Gothic | macOS/iOS: Avenir Next Condensed */
    --font-body: "Roboto Condensed", "Century Gothic", "Avenir Next Condensed", Avenir, sans-serif;

    /* Type Scale - Mobile First */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1.0625rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 2rem;
    --text-4xl: 2.5rem;
    --text-5xl: 3.5rem;
    --text-6xl: 4.5rem;

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;
    --space-20: 5rem;

    /* Layout */
    --max-width: 1280px;
    --content-width: 720px;
    --header-height: 80px;

    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow: 0 4px 6px rgba(0,0,0,0.07);
    --shadow-lg: 0 10px 25px rgba(0,0,0,0.1);
    --transition: 0.2s ease;
}

/* ============================================================
   RESET & BASE
   ============================================================ */
html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
    color: var(--black);
    background-color: var(--bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    margin: 0;
    text-wrap: pretty;
    overflow-wrap: break-word;
}

h1, h2, h3, h4, h5, h6, p, ul, ol, figure, blockquote {
    margin: 0;
}

ul, ol {
    padding: 0;
}

img {
    max-width: 100%;
    height: auto;
    box-sizing: border-box;
    display: block;
}

time {
    display: block;
}

article, section, header, footer, nav, main, div, a, span, img {
    box-sizing: border-box;
}

input, textarea, button {
    box-sizing: border-box;
}

::selection {
    background: var(--red);
    color: var(--white);
}

/* ============================================================
   TYPOGRAPHY
   ============================================================ */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 400;
    line-height: 1.0;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    color: var(--black);
    text-wrap: balance;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-2xl); }

p {
    margin-bottom: var(--space-4);
    orphans: 3;
    widows: 3;
}

p:last-child {
    margin-bottom: 0;
}

strong, b {
    font-weight: 700;
}

blockquote {
    border-left: 4px solid var(--red);
    padding-left: var(--space-6);
    margin: var(--space-8) 0;
    font-style: italic;
    font-size: var(--text-lg);
    color: var(--gray-dark);
}

/* ============================================================
   LINKS
   ============================================================ */
a {
    color: var(--red);
    text-decoration: none;
    transition: color var(--transition);
}

a:hover {
    color: var(--red-dark);
}

/* ============================================================
   HEADER
   ============================================================ */
.site-header {
    background: var(--black);
    color: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 4px solid var(--red);
}

.header-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-4) var(--space-6);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-6);
}

.site-logo {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    letter-spacing: 0.05em;
    text-transform: uppercase;
    color: var(--white);
    text-decoration: none;
    position: relative;
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.site-logo-img {
    height: 2em;
    width: auto;
}

.site-logo::before {
    content: '';
    position: absolute;
    left: -var(--space-4);
    top: 50%;
    transform: translateY(-50%);
    width: 8px;
    height: 100%;
    background: var(--red);
}

/* Navigation */
.site-nav {
    display: flex;
    gap: var(--space-2);
}

.site-nav a {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white);
    padding: var(--space-2) var(--space-4);
    position: relative;
    opacity: 0.85;
    transition: opacity var(--transition);
}

.site-nav a:hover {
    opacity: 1;
    color: var(--white);
}

.site-nav a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: var(--space-4);
    right: var(--space-4);
    height: 2px;
    background: var(--red);
    transform: scaleX(0);
    transition: transform var(--transition);
}

.site-nav a:hover::after {
    transform: scaleX(1);
}

/* ============================================================
   MAIN CONTENT
   ============================================================ */
main {
    flex: 1;
    width: 100%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: var(--space-8) var(--space-6);
}

/* ============================================================
   HOMEPAGE
   ============================================================ */
.hero {
    margin-bottom: var(--space-12);
    padding-bottom: var(--space-8);
    border-bottom: 1px solid var(--gray-light);
}

.hero-tagline {
    font-family: var(--font-body);
    font-size: var(--text-xl);
    font-style: italic;
    color: var(--gray-dark);
    max-width: 600px;
    line-height: 1.5;
}

.section-title {
    font-size: var(--text-3xl);
    margin-bottom: var(--space-6);
    display: flex;
    align-items: center;
    gap: var(--space-4);
}

.section-title::after {
    content: '';
    flex: 1;
    height: 2px;
    background: var(--gray-light);
}

/* ============================================================
   ARTICLE CARDS
   ============================================================ */
.posts-grid {
    display: grid;
    gap: var(--space-8);
}

.post-card {
    background: var(--white);
    border: 1px solid var(--gray-light);
    position: relative;
    transition: box-shadow var(--transition);
}

.post-card > a {
    display: block;
    padding: var(--space-6);
    position: relative;
    height: 100%;
}

.post-card:hover {
    box-shadow: var(--shadow-lg);
}

.post-card > a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: var(--red);
    transform: scaleY(0);
    transform-origin: bottom;
    transition: transform 0.3s ease;
}

.post-card:hover > a::before {
    transform: scaleY(1);
}

.post-card__image {
    max-width: none;
    width: calc(100% + 3rem);
    margin: -1.5rem -1.5rem var(--space-4) -1.5rem;
    aspect-ratio: 16/9;
    object-fit: cover;
}

.post-card__meta {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gray);
    margin-bottom: var(--space-2);
}

.post-card__title {
    font-size: var(--text-2xl);
    margin-bottom: var(--space-3);
    line-height: 1.1;
}

.post-card__title a {
    color: var(--black);
    text-decoration: none;
}

.post-card__title a:hover {
    color: var(--red);
}

.post-card__excerpt {
    font-size: var(--text-base);
    color: var(--gray-dark);
    line-height: 1.6;
}

/* Featured Post - First post larger */
.posts-grid .post-card:first-child {
    grid-column: 1 / -1;
}

.posts-grid .post-card:first-child .post-card__title {
    font-size: var(--text-4xl);
}

/* ============================================================
   SINGLE ARTICLE
   ============================================================ */
.article {
    max-width: var(--content-width);
    margin: 0 auto;
}

.article-header {
    margin-bottom: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--gray-light);
}

.article-meta {
    font-family: var(--font-display);
    font-size: var(--text-base);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--red);
    margin-bottom: var(--space-4);
}

.article-title {
    font-size: var(--text-5xl);
    line-height: 1.0;
    margin-bottom: var(--space-4);
}

.article-image {
    width: 100%;
    margin-bottom: var(--space-8);
    aspect-ratio: 16/9;
    object-fit: cover;
}

/* Article Content Typography */
.article-content {
    font-size: var(--text-lg);
}

.article-content h2 {
    font-size: var(--text-3xl);
    margin-top: var(--space-12);
    margin-bottom: var(--space-4);
    color: var(--red);
}

.article-content h3 {
    font-size: var(--text-2xl);
    margin-top: var(--space-8);
    margin-bottom: var(--space-3);
}

.article-content p {
    margin-bottom: var(--space-6);
}

.article-content ul,
.article-content ol {
    margin-bottom: var(--space-6);
    padding-left: var(--space-6);
}

.article-content li {
    margin-bottom: var(--space-2);
}

.article-content img {
    max-width: 100%;
    height: auto;
    margin: var(--space-8) 0;
}

.article-content a {
    text-decoration: underline;
    text-underline-offset: 3px;
}

/* ============================================================
   LIST PAGE
   ============================================================ */
.page-title {
    font-size: var(--text-5xl);
    margin-bottom: var(--space-8);
    position: relative;
    display: inline-block;
}

.page-title::after {
    content: '';
    position: absolute;
    bottom: -var(--space-2);
    left: 0;
    width: 60px;
    height: 4px;
    background: var(--red);
}

/* ============================================================
   FOOTER
   ============================================================ */
.site-footer {
    background: var(--black);
    color: var(--white);
    padding: var(--space-8) var(--space-6);
    margin-top: auto;
}

.footer-inner {
    max-width: var(--max-width);
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--space-4);
}

.footer-text {
    font-family: var(--font-display);
    font-size: var(--text-sm);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    opacity: 0.7;
}

.footer-quote {
    font-family: var(--font-body);
    font-style: italic;
    font-size: var(--text-sm);
    opacity: 0.7;
    max-width: 400px;
}

/* ============================================================
   NO POSTS MESSAGE
   ============================================================ */
.no-posts {
    text-align: center;
    padding: var(--space-16) var(--space-8);
    color: var(--gray);
    font-style: italic;
}

/* ============================================================
   RESPONSIVE - TABLET
   ============================================================ */
@media (min-width: 640px) {
    :root {
        --text-5xl: 4rem;
        --text-6xl: 5rem;
    }

    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .posts-grid .post-card:first-child {
        grid-column: 1 / -1;
    }
}

/* ============================================================
   RESPONSIVE - DESKTOP
   ============================================================ */
@media (min-width: 1024px) {
    :root {
        --text-5xl: 5rem;
        --text-6xl: 6rem;
    }

    .header-inner {
        padding: var(--space-5) var(--space-8);
    }

    .site-logo {
        font-size: var(--text-4xl);
    }

    main {
        padding: var(--space-12) var(--space-8);
    }

    .posts-grid {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--space-6);
    }

    .posts-grid .post-card:first-child {
        grid-column: 1 / 3;
        grid-row: 1 / 3;
    }

    .posts-grid .post-card:first-child .post-card__image {
        aspect-ratio: 4/3;
    }
}

/* ============================================================
   PRINT STYLES
   ============================================================ */
@media print {
    .site-header,
    .site-footer,
    .site-nav {
        display: none;
    }

    body {
        background: white;
        color: black;
    }

    .article {
        max-width: 100%;
    }
}