* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary-dark: #1a1a1a;
    --secondary-dark: #2a2a2a;
    --accent-red: #dc143c;
    --accent-gold: #e04262;
    --text-light: #ffffff;
    --text-gray: #cccccc;
    --gradient-red: linear-gradient(135deg, #dc143c, #8b0000);
    --gradient-gold: linear-gradient(135deg, #cc4e67, #e04262);
    --shadow-glow: 0 0 20px rgba(220, 20, 60, 0.3);
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: var(--primary-dark);
    color: var(--text-light);
    line-height: 1.6;
    overflow-x: hidden;
}

.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(26, 26, 26, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    border-bottom: 1px solid rgba(220, 20, 60, 0.2);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
}

.logo-text {
    font-size: 1.5rem;
    font-weight: bold;
    background: var(--gradient-red);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    color: var(--text-gray);
    text-decoration: none;
    position: relative;
    transition: all 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.nav-link:hover {
    color: var(--text-light);
    background: rgba(220, 20, 60, 0.1);
    transform: translateY(-2px);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--gradient-red);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 80%;
}

.main-content {
    margin-top: 80px;
}

.section {
    min-height: 100vh;
    padding: 5rem 0;
    position: relative;
    display: flex;
    align-items: center;
}

.section:nth-child(even) {
    background: rgba(42, 42, 42, 0.3);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    width: 100%;
}

.section-title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 4rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease forwards;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    width: 100px;
    height: 3px;
    background: var(--gradient-red);
    transform: translateX(-50%);
    border-radius: 2px;
}

.about-content {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 4rem;
    align-items: center;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.3s forwards;
}

.profile-image {
    text-align: center;
}

.profile-img {
    width: 280px;
    height: 280px;
    border-radius: 50%;
    border: 4px solid transparent;
    background: var(--gradient-red);
    padding: 4px;
    transition: all 0.3s ease;
    filter: drop-shadow(var(--shadow-glow));
}

.profile-img:hover {
    transform: scale(1.05) rotate(5deg);
    filter: drop-shadow(0 0 30px rgba(220, 20, 60, 0.5));
}

.about-name {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    background: var(--gradient-gold);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.about-description {
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    text-align: justify;
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-link {
    padding: 0.8rem 1.5rem;
    background: var(--gradient-red);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 25px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.social-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.3s ease;
    transform: skewX(-25deg);
}

.social-link:hover::before {
    left: 100%;
}

.social-link:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-glow);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.3s forwards;
}

.project-card {
    background: rgba(42, 42, 42, 0.8);
    border-radius: 15px;
    overflow: hidden;
    transition: all 0.3s ease;
    position: relative;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(220, 20, 60, 0.2);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-red);
    transform: scaleX(0);
    transition: all 0.3s ease;
}

.project-card:hover::before {
    transform: scaleX(1);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.project-image {
    height: 200px;
    overflow: hidden;
}

.placeholder-project {
    width: 100%;
    height: 100%;
    background: var(--gradient-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-dark);
}

.project-content {
    padding: 2rem;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--accent-gold);
}

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

.project-description-sub {
    color: var(--text-gray);
    margin-bottom: 1.5rem;
    line-height: 1.6;
    font-size: 13px;
    padding: 5px;
}


.project-tags {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(220, 20, 60, 0.2);
    color: var(--accent-red);
    padding: 0.3rem 0.8rem;
    border-radius: 15px;
    font-size: 0.9rem;
    border: 1px solid var(--accent-red);
}

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

.project-link {
    padding: 0.6rem 1.2rem;
    background: transparent;
    color: var(--accent-gold);
    text-decoration: none;
    border: 2px solid var(--accent-gold);
    border-radius: 25px;
    transition: all 0.3s ease;
}

.project-link:hover {
    background: var(--accent-gold);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    opacity: 0;
    transform: translateY(50px);
    animation: fadeInUp 1s ease 0.3s forwards;
}

.tech-category {
    background: rgba(42, 42, 42, 0.6);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 215, 0, 0.2);
    transition: all 0.3s ease;
}

.tech-category:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    border-color: rgba(255, 215, 0, 0.4);
}

.tech-category-title {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: var(--accent-gold);
    text-align: center;
}

.tech-items {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.tech-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.tech-name {
    font-size: 1.1rem;
    color: var(--text-light);
    font-weight: 500;
}

.tech-bar {
    width: 100%;
    height: 8px;
    background: rgba(42, 42, 42, 0.8);
    border-radius: 4px;
    overflow: hidden;
    position: relative;
}

.tech-progress {
    height: 100%;
    background: var(--gradient-red);
    border-radius: 4px;
    position: relative;
    transition: width 2s ease;
    animation: progressLoad 2s ease-out;
}

.tech-progress::after {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 10px;
    height: 100%;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 4px;
    animation: shine 2s infinite;
}

/* Animações */
@keyframes fadeInUp {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes progressLoad {
    from {
        width: 0;
    }
}

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

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-10px) rotate(120deg);
    }
    66% {
        transform: translateY(5px) rotate(240deg);
    }
}

.navbar.scrolled {
    background: rgba(26, 26, 26, 0.98) !important;
    box-shadow: 0 2px 20px rgba(220, 20, 60, 0.1);
}

.nav-link.active {
    color: var(--accent-red) !important;
    background: rgba(220, 20, 60, 0.15);
}

.animate-visible {
    opacity: 1 !important;
    transform: translateY(0) !important;
}

.particles-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
    overflow: hidden;
}

.particle {
    position: absolute;
    border-radius: 50%;
    animation: float 15s infinite linear;
    opacity: 0.4;
}

.abp {
    width: 100%;
    height: 100%;
}

@media (max-width: 768px) {
    .nav-container {
        padding: 1rem;
    }
    
    .nav-menu {
        gap: 1rem;
    }
    
    .nav-link {
        font-size: 0.9rem;
        padding: 0.4rem 0.8rem;
    }
    
    .section-title {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .profile-img {
        width: 200px;
        height: 200px;
    }
    
    .about-name {
        font-size: 2rem;
    }
    
    .projects-grid {
        grid-template-columns: 1fr;
    }
    
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 3rem 0;
    }
}

@media (max-width: 480px) {
    .section-title {
        font-size: 2rem;
    }
    
    .about-name {
        font-size: 1.8rem;
    }
    
    .nav-menu {
        gap: 0.5rem;
    }
    
    .social-links {
        flex-direction: column;
        align-items: center;
    }
    
    .project-links {
        flex-direction: column;
    }
}