/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores do tema Watch Dogs 2 */
    --primary-color: #00ff88;
    --secondary-color: #ff0080;
    --accent-color: #00d4ff;
    --warning-color: #ffaa00;
    --bg-dark: #0a0a0a;
    --bg-darker: #050505;
    --bg-card: #111111;
    --text-primary: #ffffff;
    --text-secondary: #cccccc;
    --text-muted: #888888;
    --border-color: #333333;
    
    /* Fontes */
    --font-primary: 'Orbitron', monospace;
    --font-secondary: 'Rajdhani', sans-serif;
    
    /* Transições */
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

body {
    font-family: var(--font-secondary);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Scrollbar personalizada */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-darker);
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(45deg, var(--accent-color), var(--secondary-color));
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: var(--transition);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    position: relative;
    display: flex;
    align-items: center;
}

.logo-icon {
    display: inline-block;
    width: 28px;
    height: 28px;
    aspect-ratio: 1 / 1;
    border-radius: 50%;
    clip-path: circle(50%);
    overflow: hidden;
    background-image: url('favicon.ico');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    flex: 0 0 auto;
    vertical-align: middle;
    margin-right: 8px;
    border: 1px solid var(--primary-color);
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: var(--transition);
    position: relative;
}

.nav-link:hover {
    color: var(--primary-color);
    text-shadow: 0 0 5px var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: var(--transition);
}

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

/* Hamburger menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 3px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, var(--bg-darker) 100%);
}

.grid-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        linear-gradient(rgba(0, 255, 136, 0.1) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 255, 136, 0.1) 1px, transparent 1px);
    background-size: 50px 50px;
    animation: gridMove 20s linear infinite;
}

@keyframes gridMove {
    0% { transform: translate(0, 0); }
    100% { transform: translate(50px, 50px); }
}

.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="20" cy="20" r="1" fill="%2300ff88" opacity="0.5"><animate attributeName="opacity" values="0.5;1;0.5" dur="2s" repeatCount="indefinite"/></circle><circle cx="80" cy="40" r="1" fill="%2300d4ff" opacity="0.3"><animate attributeName="opacity" values="0.3;0.8;0.3" dur="3s" repeatCount="indefinite"/></circle><circle cx="40" cy="80" r="1" fill="%23ff0080" opacity="0.4"><animate attributeName="opacity" values="0.4;0.9;0.4" dur="2.5s" repeatCount="indefinite"/></circle></svg>') repeat;
    animation: particleFloat 15s linear infinite;
}

@keyframes particleFloat {
    0% { transform: translateY(0); }
    100% { transform: translateY(-100px); }
}

.hero-content {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-title {
    font-family: var(--font-primary);
    font-size: 3.5rem;
    font-weight: 900;
    margin-bottom: 1rem;
    line-height: 1.1;
}

.glitch {
    position: relative;
    color: var(--primary-color);
    text-shadow: 0 0 20px var(--primary-color);
}

.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.glitch::before {
    animation: glitch-1 0.5s infinite;
    color: var(--secondary-color);
    z-index: -1;
}

.glitch::after {
    animation: glitch-2 0.5s infinite;
    color: var(--accent-color);
    z-index: -2;
}

@keyframes glitch-1 {
    0%, 14%, 15%, 49%, 50%, 99%, 100% { transform: translate(0); }
    15%, 49% { transform: translate(-2px, 2px); }
}

@keyframes glitch-2 {
    0%, 20%, 21%, 62%, 63%, 99%, 100% { transform: translate(0); }
    21%, 62% { transform: translate(2px, -2px); }
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--accent-color);
    margin-bottom: 1.5rem;
    font-weight: 300;
    letter-spacing: 2px;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
}

.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 5px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    letter-spacing: 1px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(45deg, var(--primary-color), var(--accent-color));
    color: var(--bg-dark);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 30px rgba(0, 255, 136, 0.5);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--bg-dark);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.3);
}

/* Terminal Window */
.terminal-window {
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
    overflow: hidden;
}

.terminal-header {
    background: var(--bg-darker);
    padding: 15px 20px;
    display: flex;
    align-items: center;
    gap: 15px;
    border-bottom: 1px solid var(--border-color);
}

.terminal-buttons {
    display: flex;
    gap: 8px;
}

.terminal-buttons span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.btn-close { background: #ff5f57; }
.btn-minimize { background: #ffbd2e; }
.btn-maximize { background: #28ca42; }

.terminal-title {
    color: var(--text-secondary);
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
}

.terminal-body {
    padding: 20px;
    font-family: 'Courier New', monospace;
    font-size: 0.9rem;
    line-height: 1.8;
}

.terminal-line {
    margin-bottom: 10px;
}

.prompt {
    color: var(--primary-color);
    margin-right: 10px;
}

.command {
    color: var(--accent-color);
}

.output {
    color: var(--text-secondary);
}

.typing-animation {
    animation: blink 1s infinite;
}

@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}

/* Sections */
section {
    padding: 100px 0;
    position: relative;
}

.section-title {
    font-family: var(--font-primary);
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    gap: 1rem;
}

.title-number {
    color: var(--primary-color);
    font-size: 1.5rem;
}

/* About Section */
.about {
    background: var(--bg-darker);
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: start;
}

.about-text p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    line-height: 1.8;
    color: var(--text-secondary);
}

.about-intro {
    font-size: 1.2rem !important;
    color: var(--text-primary) !important;
}

.highlight {
    color: var(--primary-color);
    font-weight: 600;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.stat-item {
    text-align: center;
    padding: 2rem;
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.stat-item:hover {
    border-color: var(--primary-color);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.2);
}

.stat-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

/* Skills Section - Skill Tree */
.skill-tree-container {
    position: relative;
    width: 100%;
    height: 120vh;
    min-height: 1200px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at center, rgba(0, 255, 136, 0.05) 0%, transparent 70%);
    overflow: visible;
    padding: 4rem;
}

.skill-wheel {
    position: relative;
    width: 1000px;
    height: 1000px;
    border-radius: 50%;
}

.skill-center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 200px;
    background: var(--bg-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 3px solid var(--primary-color);
    box-shadow: 
        0 0 30px rgba(0, 255, 136, 0.5),
        inset 0 0 20px rgba(0, 0, 0, 0.5);
    z-index: 10;
}

.center-text {
    text-align: center;
    font-family: var(--font-primary);
}

.main-title {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    text-shadow: 0 0 10px var(--primary-color);
}

.sub-title {
    display: block;
    font-size: 1rem;
    font-weight: 400;
    color: var(--text-secondary);
    margin-top: 0.2rem;
}

.skill-sector {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 80px;
    height: 80px;
    transform: translate(-50%, -50%) rotate(var(--rotation)) translateY(-180px) rotate(calc(-1 * var(--rotation)));
    background: var(--bg-card);
    border-radius: 50%;
    border: 2px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 5;
}

.skill-sector:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    transform: translate(-50%, -50%) rotate(var(--rotation)) translateY(-180px) rotate(calc(-1 * var(--rotation))) scale(1.2);
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.6);
}

.sector-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.skill-sector:hover .sector-icon {
    color: var(--bg-dark);
}

/* Tooltips das seções */
.sector-tooltip {
    position: absolute;
    bottom: -40px;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(0, 0, 0, 0.9);
    color: var(--primary-color);
    padding: 8px 12px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    white-space: nowrap;
    opacity: 0;
    visibility: hidden;
    border: 1px solid var(--primary-color);
    box-shadow: 0 0 10px rgba(0, 255, 136, 0.3);
    z-index: 10001;
    pointer-events: none;
}

.sector-tooltip::before {
    content: '';
    position: absolute;
    top: -6px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 6px solid transparent;
    border-right: 6px solid transparent;
    border-bottom: 6px solid var(--primary-color);
}

.skill-sector:hover .sector-tooltip {
    opacity: 1;
    visibility: visible;
    bottom: -45px;
}

/* Skill Branches - Galhos que aparecem no hover */
.skill-branches {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 3;
}

.branch-line {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 2px;
    background: linear-gradient(to bottom, var(--primary-color), transparent);
    transform-origin: top center;
    transform: translate(-50%, -50%) rotate(var(--branch-angle)) translateY(-180px);
    height: var(--branch-length);
    opacity: 0;
    transition: all 0.4s ease;
    box-shadow: 0 0 5px var(--primary-color);
}

.skill-node {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(var(--branch-angle)) translateY(calc(-180px - var(--branch-length))) rotate(calc(-1 * var(--branch-angle)));
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.3rem;
    opacity: 0;
    transition: all 0.4s ease;
    pointer-events: auto;
}

.node-dot {
    width: 30px;
    height: 30px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.5);
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-dark);
}

.node-dot i {
    font-size: 14px;
    color: var(--bg-dark);
    text-shadow: none;
    font-weight: bold;
}

.node-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    border: 1px solid var(--primary-color);
    border-radius: 50%;
}

.node-label {
    font-size: 0.7rem;
    color: var(--text-primary);
    background: var(--bg-card);
    padding: 0.3rem 0.6rem;
    border-radius: 4px;
    border: 1px solid var(--border-color);
    white-space: nowrap;
    font-family: var(--font-primary);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    margin-top: 0.2rem;
}

/* Estado ativo para mostrar os galhos via click */
.skill-sector.active .skill-branches .branch-line,
.skill-sector.active .skill-branches .skill-node {
    opacity: 1 !important;
}

.skill-node:hover .node-label {
    opacity: 1;
}

.skill-node:hover {
    transform: translateY(-50%) scale(1.1);
}

.skill-node:hover .node-dot {
    box-shadow: 0 0 20px rgba(0, 255, 136, 0.8);
}

.skill-sector.active .skill-branches .skill-node {
    animation-delay: 0.1s;
}

/* Indicador visual de que o setor é clicável */
.skill-sector {
    cursor: pointer;
    transition: all 0.3s ease;
}

.skill-sector:hover {
    transform: translate(-50%, -50%) rotate(var(--rotation)) translateY(-220px) rotate(calc(-1 * var(--rotation))) scale(1.1);
    filter: brightness(1.2);
}

/* Animações */

@keyframes pulse {
    0%, 100% { 
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% { 
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

@keyframes pulse {
    0%, 100% { 
        opacity: 0.3;
        transform: translate(-50%, -50%) scale(1);
    }
    50% { 
        opacity: 1;
        transform: translate(-50%, -50%) scale(1.2);
    }
}

/* Projects Section */
.projects {
    background: var(--bg-darker);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.project-card {
    background: var(--bg-card);
    border-radius: 10px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 2px;
    background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
    transition: var(--transition);
}

.project-card:hover::before {
    left: 0;
}

.project-card:hover {
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(0, 255, 136, 0.2);
    transform: translateY(-5px);
}

/* Project Preview Styles */
.project-preview {
    position: relative;
    width: 100%;
    height: 250px;
    overflow: hidden;
    border-radius: 10px 10px 0 0;
    background: var(--bg-darker);
}

.project-iframe {
    width: 125%;
    height: 125%;
    border: none;
    transform: scale(0.8);
    transform-origin: center center;
    pointer-events: none;
    transition: var(--transition);
    position: absolute;
    top: -12%;
    left: -12%;
}

.preview-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    backdrop-filter: blur(2px);
}

.project-card:hover .preview-overlay {
    opacity: 1;
}

.preview-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: var(--primary-color);
    text-decoration: none;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 1.1rem;
    padding: 1rem 1.5rem;
    border: 2px solid var(--primary-color);
    border-radius: 25px;
    background: rgba(0, 255, 136, 0.1);
    transition: var(--transition);
    transform: translateY(20px);
}

.project-card:hover .preview-link {
    transform: translateY(0);
}

.preview-link:hover {
    background: var(--primary-color);
    color: var(--bg-primary);
    transform: scale(1.05);
}

.project-content {
    padding: 2rem;
    flex: 1;
}

.project-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.project-title {
    font-family: var(--font-primary);
    font-size: 1.3rem;
    color: var(--text-primary);
}

.project-links {
    display: flex;
    gap: 1rem;
}

.project-link {
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: var(--transition);
}

.project-link:hover {
    color: var(--accent-color);
    transform: scale(1.2);
}

.project-description {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.project-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}

.tech-tag {
    background: var(--bg-darker);
    color: var(--primary-color);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.8rem;
    border: 1px solid var(--primary-color);
}

/* Contact Section */
.contact-content {
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}

.contact-text h3 {
    font-family: var(--font-primary);
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.contact-text p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    line-height: 1.8;
}

.contact-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 0.8rem;
    padding: 1rem 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-primary);
    text-decoration: none;
    transition: var(--transition);
    min-width: 150px;
}

.contact-link:hover {
    border-color: var(--primary-color);
    background: var(--primary-color);
    color: var(--bg-dark);
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0, 255, 136, 0.3);
}

.contact-link i {
    font-size: 1.5rem;
}

/* Footer */
.footer {
    background: var(--bg-darker);
    padding: 2rem 0;
    text-align: center;
    border-top: 1px solid var(--border-color);
}

.footer p {
    color: var(--text-secondary);
}

.heart {
    color: var(--secondary-color);
    animation: heartbeat 1.5s ease-in-out infinite;
}

@keyframes heartbeat {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

/* Skills Display Control */
.skills-tree {
    display: block;
}

.skills-mobile {
    display: none;
}

.mobile-skills-grid {
        display: grid;
        grid-template-columns: 1fr;
        gap: 1rem;
        margin-top: 2rem;
        max-width: 100%;
        width: 100%;
        box-sizing: border-box;
    }

.mobile-skill-category {
    background: var(--bg-darker);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    padding: 1.5rem;
    transition: var(--transition);
    width: 100%;
    box-sizing: border-box;
}

.mobile-skill-category:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

.mobile-category-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--border-color);
}

.mobile-category-header i {
    font-size: 1.5rem;
    color: var(--primary-color);
}

.mobile-category-header h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.mobile-skills-list {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.75rem;
}

.mobile-skill-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    background: var(--bg-color);
    border-radius: 8px;
    border: 1px solid var(--border-color);
    transition: var(--transition);
    font-size: 0.9rem;
    width: 100%;
    box-sizing: border-box;
}

.mobile-skill-item:hover {
    border-color: var(--primary-color);
    background: rgba(0, 255, 255, 0.05);
}

.mobile-skill-item i {
    font-size: 1rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.mobile-skill-item span {
    color: var(--text-secondary);
    font-weight: 500;
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 10px;
    }
    
    .nav-container {
        padding: 0 15px;
    }
    
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-darker);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        padding: 2rem 0;
        border-top: 1px solid var(--border-color);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-stats {
        flex-direction: row;
        justify-content: space-around;
    }
    
    .stat-item {
        padding: 1rem;
        min-width: 100px;
    }
    
    .stat-number {
        font-size: 1.8rem;
    }
    
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .project-card {
        margin: 0;
    }
    
    .project-content {
        padding: 1.5rem;
    }
    
    .contact-links {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    
    .contact-link {
        width: 100%;
        max-width: 250px;
        justify-content: center;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    /* Skills responsive behavior */
    .skills-tree {
        display: none;
    }
    
    .skills-mobile {
        display: block;
    }
    
    /* Skills section centering */
    #skills .container {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    /* Para mobile, remover o alinhamento central que limita a largura */
    @media (max-width: 768px) {
        #skills .container {
            align-items: stretch;
        }
    }
    
    .section-title {
        text-align: center;
        margin-bottom: 2rem;
    }
    
    .mobile-skills-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        width: 100%;
        margin: 0;
        padding: 0;
    }
    
    .mobile-skill-category {
        width: 100%;
        max-width: none;
    }
    
    .mobile-skill-category {
        padding: 0.5rem;
        width: 100%;
        max-width: none;
    }
    
    .mobile-skills-list {
        grid-template-columns: 1fr;
        gap: 0.5rem;
    }
    
    .mobile-skill-item {
        padding: 0.4rem 0.6rem;
        font-size: 0.85rem;
    }
}

/* Tablet should use the same layout as mobile */
@media (max-width: 1024px) {
    /* Show hamburger and stack nav menu */
    .hamburger {
        display: flex;
    }
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--bg-darker);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        padding: 2rem 0;
        border-top: 1px solid var(--border-color);
    }
    .nav-menu.active {
        left: 0;
    }

    /* Use mobile skills on tablets */
    .skills-tree {
        display: none;
    }
    .skills-mobile {
        display: block;
    }
    #skills .container {
        align-items: stretch;
    }
    .mobile-skills-grid {
        grid-template-columns: 1fr;
        width: 100%;
    }
    .mobile-skills-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 2px;
    }
    
    /* Garantir que as categorias de habilidades ocupem toda a largura */
    .skills-mobile .container {
        padding: 0 5px;
    }
    
    .nav-container {
        padding: 0 10px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-stats {
        flex-direction: column;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 200px;
        text-align: center;
    }
    
    .project-content {
        padding: 1rem;
    }
    
    .section {
        padding: 2rem 0;
    }
    
    .projects-grid {
        gap: 1rem;
    }
    
    .project-preview {
        height: 180px;
    }
    
    /* Mobile skills adjustments for very small screens */
    .mobile-skills-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .mobile-skill-category {
        padding: 0.4rem;
    }
    
    .mobile-category-header h3 {
        font-size: 1rem;
    }
    
    .mobile-skills-list {
        grid-template-columns: 1fr;
        gap: 0.4rem;
    }
    
    .mobile-skill-item {
        padding: 0.3rem 0.5rem;
        font-size: 0.8rem;
    }
    
    .mobile-skill-item i {
        font-size: 0.9rem;
    }
}