/* ============================================
   VARIÁVEIS CSS - PALETA ROSA E ROXO VIBRANTE
   ============================================ */
:root {
    /* Cores principais - Rosa e Roxo Vibrantes */
    --mario-red: #FF5555;
    --mario-blue: #C1E59F;
    --mario-yellow: #FF937E;
    --mario-green: #80cc70;
    --mario-orange: #EC4899;
    --mario-purple: #FF937E;
    --mario-pink: #FF69B4;
    
    /* Cores de fundo - Verde Suave */
    --bg-light: #E8F5E9;
    --bg-green: #C8E6C9;
    --bg-white: #FEFEFE;
    
    /* Cores de texto */
    --text-dark: #5A5A5A;
    --text-medium: #6A6A6A;
    --text-light: #7F8C8D;
    
    /* Cores de borda e sombra */
    --border-color: #A5D6A7;
    --shadow-color: rgba(0, 0, 0, 0.1);
    --shadow-strong: rgba(0, 0, 0, 0.2);
    
    /* Fontes */
    --font-pixel: 'VT323', monospace;
    --font-body: 'VT323', monospace;
    
    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--bg-light);
    color: var(--text-dark);
    line-height: 1.8;
    overflow-x: hidden;
    font-size: 1.25rem;
    letter-spacing: 0.5px;
}

/* ============================================
   TIPOGRAFIA PIXEL ART
   ============================================ */
.pixel-text {
    font-family: var(--font-pixel);
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    line-height: 1.6;
}

.pixel-text-large {
    font-family: var(--font-pixel);
    font-size: 1.25rem;
    text-transform: uppercase;
    letter-spacing: 2px;
    line-height: 1.5;
}

@media (max-width: 768px) {
    .pixel-text {
        font-size: 0.7rem;
    }
    .pixel-text-large {
        font-size: 0.7rem;
    }
}

/* ============================================
   HEADER
   ============================================ */
.header {
    background: var(--bg-white);
    /* border-bottom: 4px solid var(--mario-red); */
    box-shadow: 0 4px 8px var(--shadow-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    padding: var(--spacing-sm) 0;
}

.header .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
}

.logo h1 {
    color: var(--mario-red);
    margin-bottom: var(--spacing-xs);
    font-size: 2.5rem;
}

.logo .subtitle {
    color: var(--text-medium);
    font-size: 1.25rem;
    font-weight: 600;
}

.nav {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.nav-link {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 600;
    padding: var(--spacing-xs) var(--spacing-sm);
    border: 2px solid transparent;
    transition: var(--transition-fast);
    position: relative;
    font-size: 1.25rem;
}

.nav-link:hover {
    color: var(--mario-red);
    border-bottom: 2px solid var(--mario-red);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--mario-red);
    transition: var(--transition-normal);
}

.nav-link:hover::after {
    width: 100%;
}

/* ============================================
   BOTÕES
   ============================================ */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    text-decoration: none;
    font-weight: 700;
    border: 3px solid;
    transition: var(--transition-normal);
    cursor: pointer;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--mario-red);
    color: var(--bg-white);
    border-color: var(--mario-red);
    box-shadow: 0 4px 0 #C2185B;
}

.btn-primary:hover {
    background: #E91E63;
    transform: translateY(2px);
    box-shadow: 0 2px 0 #C2185B;
}

.btn-secondary {
    background: var(--mario-red);
    color: var(--bg-white);
    border-color: var(--mario-red);
    box-shadow: 0 4px 0 #7C3AED;
}

.btn-secondary:hover {
    background: #A855F7;
    transform: translateY(2px);
    box-shadow: 0 2px 0 #7C3AED;
}

/* ============================================
   SEÇÕES GERAIS
   ============================================ */
section {
    padding: var(--spacing-xl) var(--spacing-md);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    text-align: center;
    color: var(--mario-red);
    margin-bottom: var(--spacing-lg);
    font-size: 2.5rem;
}

.text-large {
    font-size: 1.25rem;
    line-height: 1.8;
    margin-bottom: var(--spacing-sm);
}

/* ============================================
   SEÇÃO PORTFÓLIO
   ============================================ */
.portfolio {
    background: var(--bg-white);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.filter-btn {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--bg-white);
    border: 3px solid var(--mario-purple);
    color: var(--text-dark);
    font-family: var(--font-pixel);
    font-weight: 400;
    cursor: pointer;
    transition: var(--transition-normal);
    font-size: 1.25rem;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--mario-purple);
    color: var(--bg-white);
    transform: translateY(-2px);
    box-shadow: 0 4px 8px var(--shadow-strong);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-md);
}

.portfolio-item {
    opacity: 1;
    transition: var(--transition-normal);
}

.portfolio-item.hidden {
    display: none;
}

.item-large {
    grid-column: 1 / -1;
}

.item-large .portfolio-image img {
    height: 250px;
}

.portfolio-image {
    position: relative;
    background: #F6F6F6;
    border: 5px solid #dbdbdb;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition-normal);
}

.portfolio-image:hover {
    transform: translateY(-8px) scale(1.02);
    border-color: var(--mario-yellow);
}

.portfolio-image img {
    width: 100%;
    height: 250px;
    object-fit: contain;
    object-position: center;
    background: #deded157;
    display: block;
}

.pixel-art-placeholder-small {
    width: 100%;
    height: 250px;
    background: var(--bg-green);
    position: relative;
    overflow: hidden;
}

.pixel-pattern {
    width: 100%;
    height: 100%;
    background-size: 16px 16px;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    color: var(--bg-white);
    padding: var(--spacing-md);
    transform: translateY(100%);
    transition: var(--transition-normal);
}

.portfolio-image:hover .portfolio-overlay {
    transform: translateY(0);
}

.portfolio-overlay h3 {
    font-family: var(--font-pixel);
    font-size: 1.5rem;
    margin-bottom: -5px;
    color: var(--mario-yellow);
}

.portfolio-overlay p {
    font-size: 1rem;
}

/* ============================================
   SEÇÃO SOBRE
   ============================================ */
   .sobre {
    background: var(--bg-light);
}

.sobre-content {
    max-width: 1200px;
    margin: 0 auto;
}

.sobre-content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.social-intro {
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-weight: 500;
}

.skills-title {
    font-family: var(--font-pixel);
    color: var(--mario-green);
    margin-top: var(--spacing-md);
    margin-bottom: var(--spacing-sm);
    font-size: 0.6rem;
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-sm);
}

.skill-item {
    display: flex;
    align-items: center;
    padding: var(--spacing-xs);
    background: var(--bg-white);
    border: 2px solid #66BB6A;
    font-weight: 500;
    font-size: 0.75rem;
}

/* ============================================
   LINKS SOCIAIS
   ============================================ */
.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    margin-top: var(--spacing-sm);
}

.social-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition-normal);
    font-size: 1.25rem;
}

.social-link:hover {
    color: var(--mario-blue);
}

.social-icon {
    font-size: 1.2rem;
}

/* ============================================
   MODAL DE IMAGEM
   ============================================ */
.image-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

.image-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
    border: 5px solid #FFF;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.3s ease;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: var(--bg-white);
    font-size: 50px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 10001;
    line-height: 1;
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(255, 0, 0, 0.3);
}

.modal-close:hover {
    background: rgba(255, 0, 0, 0.6);
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

@keyframes zoomIn {
    from {
        transform: scale(0.8);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-image {
        order: -1;
    }
    
    .pixel-art-placeholder {
        width: 200px;
        height: 200px;
    }
    
    .portfolio-grid {
        grid-template-columns: 1fr;
    }
    
    .nav {
        margin-top: var(--spacing-sm);
        width: 100%;
        justify-content: center;
    }
    
    .header .container {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    section {
        padding: var(--spacing-md) var(--spacing-sm);
    }
    
    .hero {
        min-height: 70vh;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .portfolio-item[data-category="environments"] .portfolio-image img {
        height: 250px;
    }
    
    .modal-content {
        max-width: 95%;
        max-height: 85%;
    }
    
    .modal-close {
        top: 10px;
        right: 15px;
        font-size: 30px;
        width: 40px;
        height: 40px;
    }
}

/* ============================================
   ANIMAÇÕES EXTRAS
   ============================================ */
@keyframes pixel-fade-in {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.portfolio-item {
    animation: pixel-fade-in 0.6s ease-out;
}

/* Efeito de scanlines retrô */
body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        rgba(0, 0, 0, 0.03) 0px,
        rgba(0, 0, 0, 0.03) 1px,
        transparent 1px,
        transparent 2px
    );
    pointer-events: none;
    z-index: 9999;
    mix-blend-mode: overlay;
}