/* DESIGN "SERENAMENTE" - LEVEZA E ELEGÂNCIA */

:root {
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;
    --ease-out-quart: cubic-bezier(0.25, 1, 0.5, 1);
    
    --color-background: #FFFFFF;
    --color-text: #1D1D1F;
    --color-accent: #5E6C60; /* Verde-oliva profundo */
    --color-secondary: #888888;
    --color-card-border: #EFEFEF;
    --color-card-background: #F9F9F9;
}

html { scroll-behavior: smooth; }

body {
    font-family: var(--font-body);
    margin: 0; padding: 0;
    background-color: var(--color-background);
    color: var(--color-text);
    line-height: 1.8;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* --- CABEÇALHO E NAVEGAÇÃO --- */

.main-header {
    background-color: var(--color-card-background);
    border-bottom: 1px solid var(--color-card-border);
}

.minimal-header {
    border-bottom: 1px solid var(--color-card-border);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px 40px;
}

.nav-logo {
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.8em;
    color: var(--color-text);
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--color-text);
    text-decoration: none;
    padding-bottom: 5px;
    font-size: 1em;
    font-weight: 400;
    position: relative;
    transition: color 0.4s var(--ease-out-quart);
}

.nav-links a::after {
    content: '';
    position: absolute;
    width: 100%; height: 1px;
    background: var(--color-accent);
    left: 0; bottom: 0;
    transform: scaleX(0);
    transform-origin: bottom right;
    transition: transform 0.4s var(--ease-out-quart);
}

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

.nav-links a:hover::after {
    transform: scaleX(1);
    transform-origin: bottom left;
}

/* --- SEÇÃO HERO (PÁGINA INICIAL) --- */

.hero {
    text-align: center;
    padding: 100px 40px;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.8rem, 6vw, 4rem);
    font-weight: 500;
    line-height: 1.2;
    margin: 0 0 20px 0;
}

.hero p {
    font-size: 1.2rem;
    color: var(--color-secondary);
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
}

/* --- GRID DE ARTIGOS (PÁGINA INICIAL) --- */

main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 40px;
}

.section-title {
    text-align: center;
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 2.5rem;
    margin-bottom: 50px;
}

.grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.post-card {
    background-color: var(--color-card-background);
    border: 1px solid var(--color-card-border);
    border-radius: 15px;
    padding: 30px;
    text-decoration: none;
    color: var(--color-text);
    transition: transform 0.4s var(--ease-out-quart), box-shadow 0.4s var(--ease-out-quart);
}

.post-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px -20px rgba(0,0,0,0.15);
}

.post-card.featured {
    grid-column: 1 / -1; 
}

@media (min-width: 768px) {
    .post-card.featured {
        display: grid;
        grid-template-columns: 1fr 1fr;
        align-items: center;
        padding: 50px;
    }
}

.card-category {
    font-size: 0.8em;
    font-weight: 500;
    color: var(--color-accent);
    margin-bottom: 10px;
    display: block;
}

.post-card h3 {
    font-family: var(--font-heading);
    font-size: 1.8rem;
    font-weight: 500;
    margin: 0 0 15px 0;
    line-height: 1.3;
}

.post-card p {
    font-size: 1rem;
    line-height: 1.7;
    margin-bottom: 20px;
    font-weight: 300;
}

.post-card span:last-child {
    font-weight: 500;
    color: var(--color-accent);
}

/* --- PÁGINAS DE ARTIGO E CONTEÚDO --- */

.article-main, .page-main {
    max-width: 750px;
    padding-top: 40px;
    padding-bottom: 40px;
}

.article-header, .page-content {
    text-align: center;
    margin-bottom: 60px;
}

.article-header h1, .page-content h1 {
    font-family: var(--font-heading);
    font-size: clamp(2.5rem, 5.5vw, 3.5rem);
    line-height: 1.2;
    font-weight: 600;
    margin: 0 0 20px 0;
}

.article-subtitle {
    font-size: 1.2rem;
    color: var(--color-secondary);
    font-weight: 300;
}

.content-article h2 {
    font-family: var(--font-heading);
    font-size: 2.2rem;
    font-weight: 500;
    margin-top: 50px;
    margin-bottom: 25px;
}

.content-article h3 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    font-weight: 500;
    margin-top: 40px;
    margin-bottom: 20px;
    color: var(--color-accent);
}

.content-article p, .content-article li, .page-content p {
    font-size: 1.1rem;
    line-height: 1.9;
    font-weight: 300;
}

.content-article ul {
    list-style: none;
    padding-left: 0;
}

.content-article ul li {
    position: relative;
    padding-left: 25px;
    margin-bottom: 15px;
}

.content-article ul li::before {
    content: "•";
    position: absolute;
    left: 0;
    color: var(--color-accent);
    font-size: 1.2em;
    line-height: 1.5;
}

.accent-text {
    font-family: var(--font-heading);
    font-style: italic;
    font-size: 1.4em;
    line-height: 1.6;
    color: var(--color-text);
    margin: 40px 0;
    padding-left: 20px;
    border-left: 2px solid var(--color-accent);
}

/* --- RODAPÉ --- */
footer {
    background-color: var(--color-card-background);
    border-top: 1px solid var(--color-card-border);
    padding: 40px;
    margin-top: 80px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-content p {
    margin: 0;
    color: var(--color-secondary);
}

.footer-links {
    display: flex;
    gap: 20px;
}

.footer-links a {
    color: var(--color-secondary);
    text-decoration: none;
    font-size: 0.9em;
}

.footer-links a:hover {
    color: var(--color-accent);
}