/*
 * Netrunner Theme — Main CSS
 * Inclui: variáveis, reset, tipografia, layout, componentes, responsividade
 */

/* ────────────────────────────────────────────────────────────────────────────
   1. CSS Custom Properties (Light Mode — padrão)
──────────────────────────────────────────────────────────────────────────── */
:root {
    /* Cores */
    --color-bg:        #ffffff;
    --color-text:      #1a1a2e;
    --color-primary:   #4f46e5;
    --color-secondary: #06b6d4;
    --color-card:      #f8fafc;
    --color-border:    #e2e8f0;
    --color-muted:     #64748b;
    --color-white:     #ffffff;

    /* Tipografia */
    --font-base:    'Inter', system-ui, -apple-system, sans-serif;
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-md: 1rem;       /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.5rem;     /* 24px */
    --font-size-2xl: 2rem;      /* 32px */
    --font-size-3xl: 2.75rem;   /* 44px */
    --font-size-4xl: 3.5rem;    /* 56px */

    /* Espaçamento */
    --spacing-xs:  0.5rem;
    --spacing-sm:  1rem;
    --spacing-md:  1.5rem;
    --spacing-lg:  2.5rem;
    --spacing-xl:  4rem;
    --spacing-2xl: 6rem;

    /* Bordas */
    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --radius-full: 9999px;

    /* Sombras */
    --shadow-sm:  0 1px 3px rgba(0,0,0,.06), 0 1px 2px rgba(0,0,0,.04);
    --shadow-md:  0 4px 16px rgba(0,0,0,.08), 0 2px 6px rgba(0,0,0,.04);
    --shadow-lg:  0 12px 40px rgba(0,0,0,.12), 0 4px 12px rgba(0,0,0,.06);

    /* Transição global */
    --transition: all 0.3s ease;

    /* Header */
    --header-height: 70px;
}

/* ────────────────────────────────────────────────────────────────────────────
   2. Reset & Base
──────────────────────────────────────────────────────────────────────────── */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-base);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    transition: var(--transition);
    -webkit-font-smoothing: antialiased;
}

img, svg {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--color-secondary);
}

ul, ol {
    list-style: none;
}

button {
    cursor: pointer;
    font-family: inherit;
    border: none;
    background: transparent;
}

input, textarea, select {
    font-family: inherit;
    font-size: inherit;
}

/* Skip link para acessibilidade */
.skip-link {
    position: absolute;
    left: -9999px;
}
.skip-link:focus {
    left: 1rem;
    top: 1rem;
    z-index: 9999;
    padding: 0.5rem 1rem;
    background: var(--color-primary);
    color: white;
    border-radius: var(--radius-sm);
}

/* Screen reader only */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0,0,0,0);
    white-space: nowrap;
    border: 0;
}

/* ────────────────────────────────────────────────────────────────────────────
   3. Layout
──────────────────────────────────────────────────────────────────────────── */
.container {
    width: min(1200px, 100% - 2rem);
    margin-inline: auto;
}

.site {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

.site-main {
    flex: 1;
    padding-top: var(--header-height);
}

/* ────────────────────────────────────────────────────────────────────────────
   4. Header
──────────────────────────────────────────────────────────────────────────── */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: var(--header-height);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-border);
    transition: var(--transition);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    gap: var(--spacing-sm);
}

/* Logo */
.site-logo,
.footer-logo {
    text-decoration: none;
    display: flex;
    align-items: center;
}

.logo-text {
    font-size: var(--font-size-xl);
    font-weight: 800;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

/* Nav */
.primary-nav {
    display: flex;
    align-items: center;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu li a {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--color-text);
    padding: 0.25rem 0;
    position: relative;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-primary);
    border-radius: 2px;
    transition: width 0.3s ease;
}

.nav-menu li a:hover::after,
.nav-menu li.current-menu-item a::after {
    width: 100%;
}

.nav-menu li.current-menu-item a {
    color: var(--color-primary);
}

/* Header controls */
.header-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

/* Dark mode toggle */
.dark-mode-toggle {
    width: 44px;
    height: 44px;
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
    background: var(--color-card);
    border: 1px solid var(--color-border);
}

.dark-mode-toggle:hover {
    background: var(--color-border);
    transform: scale(1.05);
}

.dark-mode-toggle .icon-moon { display: none; }
.dark-mode-toggle .icon-sun  { display: inline; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 5px;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    background: var(--color-card);
    border: 1px solid var(--color-border);
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.is-active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}
.hamburger.is-active span:nth-child(2) {
    opacity: 0;
}
.hamburger.is-active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* ────────────────────────────────────────────────────────────────────────────
   5. Botões
──────────────────────────────────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    transition: var(--transition);
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: var(--font-size-md);
    border-radius: var(--radius-md);
}

.btn-primary {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

.btn-primary:hover {
    filter: brightness(1.1);
    color: white;
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(79,70,229,.35);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-1px);
}

.btn-white {
    background: white;
    color: var(--color-primary);
    border-color: white;
    font-weight: 700;
}

.btn-white:hover {
    background: var(--color-card);
    color: var(--color-primary);
    transform: translateY(-1px);
}

/* ────────────────────────────────────────────────────────────────────────────
   6. Hero Section
──────────────────────────────────────────────────────────────────────────── */
.hero-section {
    padding: var(--spacing-2xl) 0;
    overflow: hidden;
    position: relative;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: -200px;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(79,70,229,.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 1rem;
    background: rgba(79,70,229,.1);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    font-weight: 600;
    width: fit-content;
}

.hero-title {
    font-size: clamp(2rem, 5vw, var(--font-size-4xl));
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -1px;
    color: var(--color-text);
}

.hero-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-muted);
    line-height: 1.7;
    max-width: 480px;
}

.hero-actions {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.hero-illustration {
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

/* ────────────────────────────────────────────────────────────────────────────
   7. Section headers
──────────────────────────────────────────────────────────────────────────── */
.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-3xl));
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
    letter-spacing: -0.5px;
}

.section-subtitle {
    font-size: var(--font-size-lg);
    color: var(--color-muted);
    max-width: 540px;
    margin-inline: auto;
}

.section-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
}

/* ────────────────────────────────────────────────────────────────────────────
   8. Posts Grid & Cards
──────────────────────────────────────────────────────────────────────────── */
.featured-posts-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-bg);
}

.posts-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacing-lg);
}

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

.post-card {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.post-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.card-thumb-link {
    display: block;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.card-thumb {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.post-card:hover .card-thumb {
    transform: scale(1.04);
}

/* Placeholder SVG quando não há imagem */
.card-thumb-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(79,70,229,.08), rgba(6,182,212,.08));
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.card-thumb-placeholder svg {
    width: 100%;
    height: auto;
    opacity: .6;
}

.card-body {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
    flex: 1;
}

.category-badge {
    display: inline-flex;
    padding: 0.2rem 0.7rem;
    background: rgba(79,70,229,.1);
    color: var(--color-primary);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    width: fit-content;
    text-decoration: none;
    transition: var(--transition);
}

.category-badge:hover {
    background: var(--color-primary);
    color: white;
}

.card-title {
    font-size: var(--font-size-md);
    font-weight: 700;
    line-height: 1.4;
    color: var(--color-text);
}

.card-title a {
    color: inherit;
    text-decoration: none;
}

.card-title a:hover {
    color: var(--color-primary);
}

.card-excerpt {
    font-size: var(--font-size-sm);
    color: var(--color-muted);
    line-height: 1.6;
    flex: 1;
}

.card-meta {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: 0.8rem;
    color: var(--color-muted);
    margin-top: auto;
}

.meta-separator {
    opacity: 0.5;
}

/* ────────────────────────────────────────────────────────────────────────────
   9. Categories Section
──────────────────────────────────────────────────────────────────────────── */
.categories-section {
    padding: var(--spacing-2xl) 0;
    background: var(--color-card);
    border-top: 1px solid var(--color-border);
    border-bottom: 1px solid var(--color-border);
}

.categories-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-md);
}

.category-card {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--color-text);
    transition: var(--transition);
    cursor: pointer;
    box-shadow: var(--shadow-sm);
}

.category-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--cat-color, var(--color-primary));
    color: var(--color-text);
}

.category-icon {
    width: 56px;
    height: 56px;
    background: rgba(79,70,229,.12);
    background: color-mix(in srgb, var(--cat-color, var(--color-primary)) 12%, transparent);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--cat-color, var(--color-primary));
    transition: var(--transition);
}

.category-card:hover .category-icon {
    background: rgba(79,70,229,.20);
    background: color-mix(in srgb, var(--cat-color, var(--color-primary)) 20%, transparent);
}

.category-icon svg {
    width: 28px;
    height: 28px;
}

.category-name {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text);
}

.category-count {
    font-size: var(--font-size-sm);
    color: var(--color-muted);
}

/* ────────────────────────────────────────────────────────────────────────────
   10. Newsletter Section
──────────────────────────────────────────────────────────────────────────── */
.newsletter-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: white;
    position: relative;
    overflow: hidden;
}

.newsletter-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.04'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E") repeat;
    pointer-events: none;
}

.newsletter-inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
    position: relative;
    z-index: 1;
}

.newsletter-title {
    font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-3xl));
    font-weight: 800;
    margin-bottom: var(--spacing-xs);
    line-height: 1.2;
    color: white;
}

.newsletter-subtitle {
    font-size: var(--font-size-lg);
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.newsletter-form {
    width: 100%;
}

.newsletter-form-row {
    display: flex;
    gap: var(--spacing-xs);
}

.newsletter-input {
    flex: 1;
    padding: 0.875rem 1.25rem;
    border: 2px solid rgba(255,255,255,.3);
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,.15);
    color: white;
    font-size: var(--font-size-md);
    backdrop-filter: blur(4px);
    outline: none;
    transition: var(--transition);
}

.newsletter-input::placeholder {
    color: rgba(255,255,255,.7);
}

.newsletter-input:focus {
    border-color: rgba(255,255,255,.7);
    background: rgba(255,255,255,.2);
}

.newsletter-privacy {
    font-size: 0.8rem;
    opacity: 0.75;
    margin-top: var(--spacing-xs);
}

.newsletter-illustration {
    opacity: 0.9;
}

/* ────────────────────────────────────────────────────────────────────────────
   11. Footer
──────────────────────────────────────────────────────────────────────────── */
.site-footer {
    background: var(--color-text);
    color: rgba(255,255,255,.8);
}

.footer-inner {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--spacing-xl);
    padding: var(--spacing-2xl) 0 var(--spacing-xl);
}

.footer-col {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

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

.footer-description {
    font-size: var(--font-size-sm);
    opacity: 0.7;
    line-height: 1.7;
    max-width: 300px;
}

.footer-heading {
    font-size: var(--font-size-sm);
    font-weight: 700;
    color: white;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: var(--spacing-xs);
}

.footer-nav-menu {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.footer-nav-menu li a {
    font-size: var(--font-size-sm);
    color: rgba(255,255,255,.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-nav-menu li a:hover {
    color: white;
    padding-left: 4px;
}

.social-links {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.social-link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: rgba(255,255,255,.1);
    color: rgba(255,255,255,.8);
    transition: var(--transition);
}

.social-link:hover {
    background: var(--color-primary);
    color: white;
    transform: translateY(-2px);
}

.social-icon {
    width: 20px;
    height: 20px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,.1);
    padding: var(--spacing-md) 0;
}

.copyright {
    font-size: var(--font-size-sm);
    color: rgba(255,255,255,.5);
    text-align: center;
}

/* ────────────────────────────────────────────────────────────────────────────
   12. Single Post
──────────────────────────────────────────────────────────────────────────── */

/* Barra de progresso */
.reading-progress-bar {
    position: fixed;
    top: var(--header-height);
    left: 0;
    width: 0%;
    height: 3px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
    z-index: 999;
    transition: width 0.1s linear;
}

.single-hero {
    margin-top: var(--header-height);
    width: 100%;
    max-height: 480px;
    overflow: hidden;
}

.single-hero-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.single-article {
    padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

.entry-header {
    max-width: 780px;
    margin-inline: auto;
    text-align: center;
    margin-bottom: var(--spacing-xl);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.entry-title {
    font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-3xl));
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.5px;
    color: var(--color-text);
}

.entry-meta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--font-size-sm);
    color: var(--color-muted);
    flex-wrap: wrap;
    justify-content: center;
}

.entry-meta a {
    color: var(--color-muted);
    font-weight: 600;
}

.entry-meta a:hover {
    color: var(--color-primary);
}

.entry-content {
    max-width: 780px;
    margin-inline: auto;
    font-size: var(--font-size-lg);
    line-height: 1.8;
    color: var(--color-text);
}

.entry-content h2,
.entry-content h3,
.entry-content h4 {
    margin-top: 2em;
    margin-bottom: 0.6em;
    font-weight: 700;
    color: var(--color-text);
    line-height: 1.3;
}

.entry-content h2 { font-size: var(--font-size-xl); }
.entry-content h3 { font-size: var(--font-size-lg); }

.entry-content p {
    margin-bottom: 1.4em;
}

.entry-content a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 3px;
}

.entry-content ul,
.entry-content ol {
    list-style: revert;
    padding-left: 1.5rem;
    margin-bottom: 1.4em;
}

.entry-content li {
    margin-bottom: 0.4em;
}

.entry-content blockquote {
    border-left: 4px solid var(--color-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    background: rgba(79,70,229,.06);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-style: italic;
    margin: 1.5em 0;
    color: var(--color-muted);
}

.entry-content pre,
.entry-content code {
    font-family: 'Courier New', monospace;
}

.entry-content pre {
    background: #0f172a;
    color: #e2e8f0;
    padding: var(--spacing-md);
    border-radius: var(--radius-sm);
    overflow-x: auto;
    margin: 1.5em 0;
    font-size: 0.9rem;
    line-height: 1.6;
}

.entry-content code {
    background: rgba(79,70,229,.08);
    color: var(--color-primary);
    padding: 0.15em 0.4em;
    border-radius: 4px;
    font-size: 0.9em;
}

.entry-content pre code {
    background: none;
    color: inherit;
    padding: 0;
}

.entry-content img {
    border-radius: var(--radius-sm);
    margin: 1.5em 0;
}

/* Tags */
.entry-tags {
    max-width: 780px;
    margin-inline: auto;
    margin-top: var(--spacing-xl);
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.entry-tags a {
    padding: 0.25rem 0.75rem;
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--color-muted);
    text-decoration: none;
    transition: var(--transition);
}

.entry-tags a:hover {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* Share buttons */
.share-buttons {
    max-width: 780px;
    margin-inline: auto;
    margin-top: var(--spacing-xl);
    padding: var(--spacing-md);
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.share-label {
    font-weight: 700;
    font-size: var(--font-size-sm);
    color: var(--color-muted);
}

.share-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.share-twitter  { background: rgba(0,0,0,.06);       color: var(--color-text); }
.share-linkedin { background: rgba(0,119,181,.08);    color: #0077b5; }
.share-whatsapp { background: rgba(37,211,102,.08);   color: #25d366; }

.share-twitter:hover  { background: #000; color: white; }
.share-linkedin:hover { background: #0077b5; color: white; }
.share-whatsapp:hover { background: #25d366; color: white; }

/* Post navigation */
.post-navigation {
    max-width: 780px;
    margin-inline: auto;
    margin-top: var(--spacing-xl);
}

.post-navigation .nav-links {
    display: flex;
    gap: var(--spacing-md);
}

.post-navigation .nav-previous,
.post-navigation .nav-next {
    flex: 1;
}

.post-navigation a {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: var(--spacing-sm);
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    text-decoration: none;
    color: var(--color-text);
    transition: var(--transition);
}

.post-navigation a:hover {
    border-color: var(--color-primary);
    background: rgba(79,70,229,.04);
}

.nav-direction {
    font-size: var(--font-size-sm);
    color: var(--color-muted);
    font-weight: 600;
}

.nav-title {
    font-size: var(--font-size-md);
    font-weight: 700;
}

/* Related posts */
.related-posts {
    margin-top: var(--spacing-2xl);
}

.related-posts .section-title {
    text-align: left;
    margin-bottom: var(--spacing-lg);
}

/* ────────────────────────────────────────────────────────────────────────────
   13. Page Content
──────────────────────────────────────────────────────────────────────────── */
.page-content {
    padding: var(--spacing-xl) 0;
}

.page-article .entry-header {
    text-align: left;
    align-items: flex-start;
    margin-inline: 0;
}

.page-article .entry-content {
    margin-inline: 0;
    max-width: 100%;
}

.page-thumbnail {
    margin-bottom: var(--spacing-lg);
    border-radius: var(--radius-md);
    overflow: hidden;
}

/* ────────────────────────────────────────────────────────────────────────────
   14. Archive & Search
──────────────────────────────────────────────────────────────────────────── */
.archive-page,
.search-page {
    padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

.page-header {
    margin-bottom: var(--spacing-xl);
}

.page-title {
    font-size: clamp(var(--font-size-xl), 4vw, var(--font-size-3xl));
    font-weight: 800;
    color: var(--color-text);
    margin-bottom: var(--spacing-xs);
}

.page-title span {
    color: var(--color-primary);
}

.archive-description {
    color: var(--color-muted);
    margin-top: var(--spacing-xs);
    font-size: var(--font-size-lg);
}

.search-form-wrapper {
    margin-bottom: var(--spacing-lg);
}

/* WordPress search form */
.search-form {
    display: flex;
    gap: var(--spacing-xs);
}

.search-form .search-field {
    flex: 1;
    padding: 0.75rem 1.25rem;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-sm);
    background: var(--color-card);
    color: var(--color-text);
    font-size: var(--font-size-md);
    outline: none;
    transition: var(--transition);
}

.search-form .search-field:focus {
    border-color: var(--color-primary);
}

.search-form .search-submit {
    padding: 0.75rem 1.5rem;
    background: var(--color-primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: var(--font-size-md);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.search-form .search-submit:hover {
    filter: brightness(1.1);
}

/* No results */
.no-results {
    padding: var(--spacing-2xl) 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
}

.no-results h2 {
    font-size: var(--font-size-xl);
    color: var(--color-text);
}

/* ────────────────────────────────────────────────────────────────────────────
   15. 404 Page
──────────────────────────────────────────────────────────────────────────── */
.error-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - var(--header-height));
    padding: var(--spacing-xl) 0;
}

.error-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    max-width: 600px;
    margin-inline: auto;
}

.error-illustration {
    opacity: 0.85;
}

.error-title {
    font-size: clamp(4rem, 12vw, 8rem);
    font-weight: 900;
    background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    letter-spacing: -4px;
}

.error-subtitle {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--color-text);
}

.error-message {
    font-size: var(--font-size-lg);
    color: var(--color-muted);
    max-width: 420px;
}

.error-search {
    width: 100%;
    max-width: 480px;
}

/* ────────────────────────────────────────────────────────────────────────────
   16. Pagination
──────────────────────────────────────────────────────────────────────────── */
.posts-navigation,
.pagination {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
}

.nav-links .page-numbers {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-card);
    border: 1px solid var(--color-border);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition);
}

.nav-links .page-numbers:hover,
.nav-links .page-numbers.current {
    background: var(--color-primary);
    color: white;
    border-color: var(--color-primary);
}

/* ────────────────────────────────────────────────────────────────────────────
   17. Sidebar
──────────────────────────────────────────────────────────────────────────── */
.widget {
    background: var(--color-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.widget-title {
    font-size: var(--font-size-md);
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-xs);
    border-bottom: 2px solid var(--color-primary);
    display: inline-block;
}

/* ────────────────────────────────────────────────────────────────────────────
   18. Placeholder SVG (inline)
──────────────────────────────────────────────────────────────────────────── */
.card-thumb-placeholder svg {
    max-height: 140px;
}

/* Header scrolled state */
.site-header.scrolled {
    box-shadow: var(--shadow-md);
}

/* ────────────────────────────────────────────────────────────────────────────
   19. WordPress Core Alignments
──────────────────────────────────────────────────────────────────────────── */
.alignleft  { float: left; margin-right: 1.5rem; margin-bottom: 1rem; }
.alignright { float: right; margin-left: 1.5rem; margin-bottom: 1rem; }
.aligncenter { margin-inline: auto; display: block; }
.alignfull   { width: 100vw; margin-left: calc(50% - 50vw); }
.alignwide   { width: calc(100% + 4rem); margin-left: -2rem; }

/* ────────────────────────────────────────────────────────────────────────────
   20. Responsive — Tablet (≤ 1024px)
──────────────────────────────────────────────────────────────────────────── */
@media (max-width: 1024px) {
    .posts-grid {
        grid-template-columns: repeat(2, 1fr);
    }

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

    .hero-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-illustration {
        justify-content: center;
        order: -1;
    }

    .hero-illustration svg {
        max-width: 420px;
    }

    .hero-actions {
        justify-content: center;
    }

    .newsletter-inner {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .newsletter-illustration {
        order: -1;
    }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }
}

/* ────────────────────────────────────────────────────────────────────────────
   21. Responsive — Mobile (≤ 768px)
──────────────────────────────────────────────────────────────────────────── */
@media (max-width: 768px) {
    /* Header mobile */
    .hamburger {
        display: flex;
    }

    .primary-nav {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background: var(--color-bg);
        border-bottom: 1px solid var(--color-border);
        padding: var(--spacing-md);
        transform: translateY(-110%);
        transition: transform 0.3s ease;
        z-index: 999;
    }

    .primary-nav.is-open {
        transform: translateY(0);
    }

    .nav-menu {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }

    .nav-menu li a {
        font-size: var(--font-size-md);
        display: block;
        width: 100%;
        padding: 0.5rem 0;
    }

    /* Grids */
    .posts-grid,
    .posts-grid--3,
    .categories-grid {
        grid-template-columns: 1fr;
    }

    /* Footer */
    .footer-inner {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    /* Newsletter form */
    .newsletter-form-row {
        flex-direction: column;
    }

    /* Post navigation */
    .post-navigation .nav-links {
        flex-direction: column;
    }

    /* Share buttons */
    .share-buttons {
        flex-direction: column;
        align-items: flex-start;
    }

    /* Hero badge */
    .hero-badge {
        margin-inline: auto;
    }

    .hero-subtitle {
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
        justify-content: center;
    }

    .entry-header {
        text-align: left;
        align-items: flex-start;
    }
}