/*
Theme Name: MarcoVivas
Author: Marco Antonio Vivas
Description: Tema moderno e minimalista focado em portfólio e blog, com design limpo e responsivo.
Version: 1.1.0
*/

:root {
    /* Colors */
    --color-bg-body: #f7f9fc;
    --color-bg-card: #ffffff;
    --color-text-main: #1a202c;
    --color-text-muted: #718096;
    --color-primary: #3182ce;
    --color-primary-hover: #2b6cb0;
    --color-accent: #38b2ac;
    --color-border: #e2e8f0;
    --color-code-bg: #1a202c;

    /* Typography */
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    --font-mono: 'JetBrains Mono', Consolas, Monaco, monospace;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;

    /* UI Elements */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* --- RESET & BASE --- */
* { box-sizing: border-box; margin: 0; padding: 0; }

body {
    background-color: var(--color-bg-body);
    color: var(--color-text-main);
    font-family: var(--font-sans);
    line-height: 1.7;
    -webkit-font-smoothing: antialiased;
    font-size: 16px;
}

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

img { max-width: 100%; height: auto; display: block; border-radius: var(--radius-md); }

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--color-text-main);
    margin-bottom: var(--spacing-sm);
}

/* --- LAYOUT --- */
.site-wrapper {
    max-width: 1280px;
    margin: 0 auto;
    padding: var(--spacing-lg) var(--spacing-md);
    display: grid;
    grid-template-columns: 280px 1fr 300px;
    gap: var(--spacing-xl);
    align-items: start;
    margin-top: 80px; /* Header height */
}

/* --- HEADER --- */
.site-header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    background: rgba(255, 255, 255, 0.9);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    display: flex;
    align-items: center;
}

.header-container {
    max-width: 1280px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.site-title { font-size: 1.5rem; margin: 0; font-weight: 800; letter-spacing: -0.02em; }

.header-nav ul { display: flex; list-style: none; gap: var(--spacing-lg); margin: 0; padding: 0; }
.header-nav a { font-weight: 500; color: var(--color-text-muted); font-size: 0.95rem; }
.header-nav a:hover { color: var(--color-primary); }

/* Mobile Menu Toggle */
.mobile-menu-toggle { display: none; background: none; border: none; font-size: 1.5rem; cursor: pointer; color: var(--color-text-main); }

/* --- CARDS & CONTENT --- */
.content-card {
    background: var(--color-bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-border);
    margin-bottom: var(--spacing-lg);
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.content-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* Hero Section */
.hero-section { text-align: center; padding: var(--spacing-xl) var(--spacing-lg); }
.hero-title { font-size: 2.5rem; letter-spacing: -0.03em; margin-bottom: var(--spacing-md); background: linear-gradient(135deg, var(--color-text-main) 0%, var(--color-primary) 100%); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-description { font-size: 1.125rem; color: var(--color-text-muted); max-width: 600px; margin: 0 auto var(--spacing-lg); }
.hero-actions { display: flex; justify-content: center; gap: var(--spacing-md); }

/* Post Card */
.post-card { display: flex; flex-direction: column; gap: var(--spacing-md); padding: 0; overflow: hidden; }
.post-thumbnail-wrapper { overflow: hidden; aspect-ratio: 16/9; }
.post-thumbnail img { width: 100%; height: 100%; object-fit: cover; border-radius: 0; transition: transform var(--transition-normal); }
.post-card:hover .post-thumbnail img { transform: scale(1.05); }
.post-content { padding: var(--spacing-lg); }

.entry-meta { font-size: 0.85rem; color: var(--color-text-muted); margin-bottom: var(--spacing-xs); display: flex; gap: var(--spacing-md); }
.entry-meta i { margin-right: 4px; }
.entry-title { font-size: 1.75rem; margin-bottom: var(--spacing-sm); }
.entry-title a:hover { color: var(--color-primary); }
.entry-excerpt { color: var(--color-text-muted); margin-bottom: var(--spacing-md); }

.read-more-link { display: inline-flex; align-items: center; font-weight: 600; color: var(--color-primary); gap: 4px; }
.read-more-link:hover { gap: 8px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; padding: 12px 24px; border-radius: 50px; font-weight: 600; transition: var(--transition-fast); cursor: pointer; }
.btn-primary { background: var(--color-text-main); color: white !important; }
.btn-primary:hover { background: var(--color-primary); transform: translateY(-1px); box-shadow: var(--shadow-md); }
.btn-outline { border: 2px solid var(--color-border); color: var(--color-text-main); }
.btn-outline:hover { border-color: var(--color-text-main); background: var(--color-bg-body); }
.btn-full { width: 100%; }

/* --- SIDEBARS --- */
.col-left, .col-right {
    position: sticky;
    top: calc(80px + var(--spacing-lg));
    height: fit-content;
}

/* Profile Cards */
.profile-card { text-align: center; background: var(--color-bg-card); padding: var(--spacing-lg); border-radius: var(--radius-lg); border: 1px solid var(--color-border); box-shadow: var(--shadow-sm); }
.profile-avatar { width: 100px; height: 100px; border-radius: 50%; object-fit: cover; margin: 0 auto var(--spacing-md); border: 3px solid var(--color-bg-body); }
.left-profile-card .profile-avatar { width: 80px; height: 80px; }
.profile-name { font-size: 1.25rem; margin-bottom: var(--spacing-xs); }
.profile-bio { font-size: 0.9rem; color: var(--color-text-muted); margin-bottom: var(--spacing-md); }

.status-badge { display: inline-flex; align-items: center; background: #e6fffa; color: #2c7a7b; padding: 6px 12px; border-radius: 20px; font-size: 0.85rem; font-weight: 600; margin-bottom: var(--spacing-md); }
.status-dot { width: 8px; height: 8px; background: #38b2ac; border-radius: 50%; margin-right: 8px; }
.status-dot.pulse { animation: pulse 2s infinite; }

@keyframes pulse {
    0% { box-shadow: 0 0 0 0 rgba(56, 178, 172, 0.7); }
    70% { box-shadow: 0 0 0 6px rgba(56, 178, 172, 0); }
    100% { box-shadow: 0 0 0 0 rgba(56, 178, 172, 0); }
}

.social-links { display: flex; justify-content: center; gap: var(--spacing-md); font-size: 1.25rem; color: var(--color-text-muted); }
.social-links a:hover { color: var(--color-primary); transform: scale(1.1); }

/* --- FOOTER --- */
.site-footer { background: var(--color-bg-card); border-top: 1px solid var(--color-border); padding: var(--spacing-lg) 0; margin-top: var(--spacing-xl); }
.footer-container { max-width: 1280px; margin: 0 auto; padding: 0 var(--spacing-md); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--spacing-md); }
.footer-info { color: var(--color-text-muted); font-size: 0.9rem; }
.footer-nav ul { display: flex; list-style: none; gap: var(--spacing-md); }
.footer-nav a { color: var(--color-text-muted); font-size: 0.9rem; }
.footer-nav a:hover { color: var(--color-primary); }

/* --- CODE BLOCKS --- */
pre {
    background: var(--color-code-bg);
    color: #e2e8f0;
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    overflow-x: auto;
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: var(--spacing-md);
    position: relative;
}

.code-wrapper { position: relative; margin-bottom: var(--spacing-md); }
.code-wrapper pre { margin-bottom: 0; }
.copy-btn { position: absolute; top: 10px; right: 10px; background: rgba(255,255,255,0.1); border: 1px solid rgba(255,255,255,0.1); color: #a0aec0; padding: 6px; border-radius: 6px; cursor: pointer; transition: 0.2s; z-index: 10; display: flex; align-items: center; justify-content: center; }
.copy-btn:hover { background: rgba(255,255,255,0.2); color: #fff; }

p code, li code { background: #edf2f7; color: var(--color-primary); padding: 0.2em 0.4em; border-radius: 4px; font-size: 0.9em; font-family: var(--font-mono); }

/* --- ANIMATIONS --- */
.animate-fade-in { animation: fadeIn 0.8s ease forwards; opacity: 0; }
.animate-slide-up { animation: slideUp 0.8s ease forwards; opacity: 0; transform: translateY(20px); }

@keyframes fadeIn { to { opacity: 1; } }
@keyframes slideUp { to { opacity: 1; transform: translateY(0); } }

/* --- RESPONSIVE --- */
@media (max-width: 1024px) {
    .site-wrapper {
        grid-template-columns: 1fr 300px;
        gap: var(--spacing-lg);
    }
    .col-left { display: none; } /* Hide left sidebar on tablet/mobile, or move to drawer */
}

@media (max-width: 768px) {
    .site-wrapper { grid-template-columns: 1fr; margin-top: 60px; }
    .site-header { height: 60px; }
    .mobile-menu-toggle { display: block; }
    
    .header-nav {
        position: fixed;
        top: 60px;
        left: 0;
        width: 100%;
        background: var(--color-bg-card);
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        border-bottom: 1px solid var(--color-border);
        transform: translateY(-150%);
        transition: transform var(--transition-normal);
        z-index: 999;
    }
    
    .header-nav.active { transform: translateY(0); }
    .header-nav ul { flex-direction: column; align-items: center; gap: var(--spacing-md); }
    .header-nav a { font-size: 1.1rem; }
    
    .col-right { display: none; } /* Simplify layout on mobile */
    .footer-container { flex-direction: column; text-align: center; }
    
    .hero-title { font-size: 2rem; }
}