@media (max-width: 991px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: 0;
        width: 260px;
        height: 100vh;
        background: var(--bg-secondary);
        box-shadow: -2px 0 16px rgba(0, 0, 0, 0.2);
        transform: translateX(100%);
        transition: var(--transition);
        z-index: 2000;
        display: flex;
        flex-direction: column;
        align-items: flex-start;
        padding: 2rem 1.5rem;
    }

    .nav-menu.show-menu {
        transform: translateX(0);
    }

    .nav-list {
        flex-direction: column;
        gap: 1.5rem;
        width: 100%;
    }

    .nav-toggle {
        display: block;
    }

    .nav-close {
        display: block;
        position: absolute;
        top: 1.2rem;
        right: 1.2rem;
        z-index: 2100;
    }
}

/*
==============================================
    VARS & RESET
==============================================
*/
:root {
    --bg-main: #0a0a0a;
    --bg-secondary: #141414;
    --bg-tertiary: #1f1f1f;
    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;

    /* Destaques (Azul/Roxo) */
    --accent: #8b5cf6;
    --accent-hover: #7c3aed;
    --accent-blue: #3b82f6;

    /* Gradientes */
    --gradient-text: linear-gradient(90deg, #8b5cf6, #3b82f6);
    --glass-bg: rgba(20, 20, 20, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);

    /* Sombras & Transitions */
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px rgba(139, 92, 246, 0.3);
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    /* Removido scroll-behavior para evitar conflito com Lenis */
    font-family: 'Inter', sans-serif;
    color: var(--text-primary);
    background-color: var(--bg-main);
}

body {
    overflow-x: hidden;
    line-height: 1.6;
}

h1,
h2,
h3,
h4,
.logo,
.nav-link {
    font-family: 'Poppins', sans-serif;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

.section {
    padding: 6rem 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    text-align: center;
}

.section-title span {
    color: var(--accent);
}

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--bg-tertiary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent);
}

/* 
==============================================
    HEADER & NAVIGATION
============================================== 
*/
#header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    transition: var(--transition);
    background: transparent;
}

#header.scrolled {
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-primary);
}

.logo span {
    color: var(--accent);
}

.nav-list {
    display: flex;
    gap: 2rem;
}

.lang-switcher {
    display: flex;
    gap: 0.5rem;
    align-items: center;
    margin-left: 1.5rem;
}

.lang-btn {
    background: var(--bg-tertiary);
    color: var(--text-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 6px;
    padding: 0.4rem 1rem;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.95rem;
}

.lang-btn.active,
.lang-btn:hover {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
}


.nav-link {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent);
}

/* Underline Animation */
.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0%;
    height: 2px;
    background: var(--accent);
    transition: var(--transition);
}

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

.nav-toggle,
.nav-close {
    display: none;
    background: none;
    border: none;
    color: var(--text-primary);
    cursor: pointer;
    font-size: 1.5rem;
}

/* 
==============================================
    HERO SECTION
============================================== 
*/
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
    background: radial-gradient(circle at top right, rgba(139, 92, 246, 0.1), transparent 40%),
        radial-gradient(circle at bottom left, rgba(59, 130, 246, 0.05), transparent 40%);
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.greeting {
    display: block;
    font-family: 'Poppins', sans-serif;
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: 0.5rem;
}

.name {
    font-size: 4.5rem;
    line-height: 1.1;
    margin-bottom: 0.5rem;
}

.role {
    font-size: 2.25rem;
    margin-bottom: 1.5rem;
}

.gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.description {
    color: var(--text-secondary);
    font-size: 1.125rem;
    margin-bottom: 2.5rem;
    max-width: 500px;
}

.hero-buttons {
    display: flex;
    gap: 1.5rem;
    flex-wrap: wrap;
}

/* Botões */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: 8px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

/* Efeito Hover Esquerda p/ Direita */
.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 0%;
    height: 100%;
    background: rgba(255, 255, 255, 0.1);
    transition: all 0.4s ease;
    z-index: -1;
}

.btn:hover::before {
    width: 100%;
}

.btn-primary {
    background: var(--accent);
    color: #fff;
    box-shadow: var(--shadow-glow);
}

.btn-primary:hover {
    background: var(--accent-hover);
    transform: translateY(-2px);
}

.btn-secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
}

.btn-secondary:hover {
    background: var(--bg-secondary);
    border-color: var(--accent);
    transform: translateY(-2px);
}

.btn-sm {
    padding: 0.6rem 1.2rem;
    font-size: 0.875rem;
    border-radius: 6px;
    background: var(--bg-tertiary);
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}

.btn-sm:hover {
    background: var(--accent);
}

.btn-outline {
    background: transparent;
    border: 1px solid var(--glass-border);
}

.btn-outline:hover {
    background: var(--glass-bg);
    border-color: var(--accent);
}

/* Hero Image Placeholder */
.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.img-box {
    position: relative;
    width: 350px;
    height: 350px;
}

.img-backdrop {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, var(--accent), var(--accent-blue));
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    filter: blur(40px);
    opacity: 0.3;
    animation: morph 8s ease-in-out infinite;
}

.avatar-placeholder {
    position: relative;
    width: 100%;
    height: 100%;
    background: var(--bg-secondary);
    border: 2px solid var(--glass-border);
    border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-md);
    animation: morph 8s ease-in-out infinite alternate;
}

@keyframes morph {
    0% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }

    50% {
        border-radius: 70% 30% 30% 70% / 70% 70% 30% 30%;
    }

    100% {
        border-radius: 30% 70% 70% 30% / 30% 30% 70% 70%;
    }
}

.avatar-icon {
    width: 80px;
    height: 80px;
    color: var(--accent);
}

/* 
==============================================
    ABOUT SECTION
============================================== 
*/
.about-content {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 3rem;
    box-shadow: var(--shadow-md);
    max-width: 900px;
    margin: 0 auto;
}

.about-text p {
    font-size: 1.125rem;
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
}

.about-text strong {
    color: var(--text-primary);
}

.about-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.about-list li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 500;
}

.about-list i {
    color: var(--accent);
}

/* 
==============================================
    SKILLS & TOOLS SECTION
============================================== 
*/
.skills-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.group-title {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    font-family: 'Poppins', sans-serif;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--glass-border);
}

/* Skills Grid (Progress bars) */
.skills-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.skill-card {
    background: var(--bg-secondary);
    padding: 1.25rem;
    border-radius: 12px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
}

.skill-card:hover {
    border-color: var(--accent);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.skill-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.75rem;
}

.skill-name {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
}

.skill-name i {
    width: 20px;
    height: 20px;
    color: var(--accent);
}

.skill-pct {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.progress-bar {
    width: 100%;
    height: 8px;
    background: var(--bg-tertiary);
    border-radius: 4px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: var(--gradient-text);
    border-radius: 4px;
    transform-origin: left;
    transition: width 1.5s ease;
}

/* Tools Grid */
.tools-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.tool-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    padding: 1.5rem;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.tool-card:hover {
    border-color: var(--accent);
    transform: translateY(-5px);
    background: rgba(139, 92, 246, 0.05);
}

.tool-icon {
    width: 50px;
    height: 50px;
    background: var(--bg-tertiary);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1rem;
    color: var(--accent);
}

.tool-card h4 {
    margin-bottom: 0.25rem;
}

.tool-card p {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

/*
==============================================
    PROJECTS SECTION
==============================================
*/
.projects {
    background: var(--bg-secondary);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.project-card {
    background: var(--bg-main);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    overflow: hidden;
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.project-card:hover {
    transform: translateY(-10px);
    border-color: var(--accent);
    box-shadow: var(--shadow-glow);
}

.project-img {
    position: relative;
    width: 100%;
    height: 240px;
    overflow: hidden;
}

.placeholder-img {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    transition: transform 0.5s ease;
}

.blue-grad {
    background: linear-gradient(135deg, #1e3a8a, #3b82f6);
}

.purple-grad {
    background: linear-gradient(135deg, #4c1d95, #8b5cf6);
}

.big-icon {
    width: 60px;
    height: 60px;
    color: rgba(255, 255, 255, 0.7);
}

.project-card:hover .placeholder-img {
    transform: scale(1.05);
}

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

.tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
}

.tags span {
    font-size: 0.75rem;
    background: var(--bg-tertiary);
    padding: 0.25rem 0.75rem;
    border-radius: 20px;
    color: var(--accent-blue);
    font-weight: 600;
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.project-desc {
    color: var(--text-secondary);
    margin-bottom: 2rem;
    flex: 1;
}

.project-links {
    display: flex;
    gap: 2rem;
}

.nav-links-row {
    display: flex;
    align-items: center;
    gap: 1.2rem;
}

*/ .contact-subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    font-size: 1.125rem;
}

.contact-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.contact-card {
    background: var(--bg-secondary);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: 12px;
    text-align: center;
    transition: var(--transition);
}

.contact-card:hover {
    background: var(--bg-tertiary);
    border-color: var(--accent);
    transform: translateY(-5px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--bg-main);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 1.5rem;
    color: var(--accent);
    font-size: 1.5rem;
}

.contact-card h4 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.contact-card p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* 
==============================================
    FOOTER
============================================== 
*/
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-content p {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

.footer-socials {
    display: flex;
    gap: 1rem;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--bg-tertiary);
    display: flex;
    justify-content: center;
    align-items: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.footer-socials a:hover {
    background: var(--accent);
    color: #fff;
    transform: translateY(-3px);
}

/* 
==============================================
    ANIMATIONS & REVEAL CLASSES
============================================== 
*/
.reveal-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: all 1s ease;
}

.reveal-right {
    opacity: 0;
    transform: translateX(50px);
    transition: all 1s ease;
}

.reveal-bottom {
    opacity: 0;
    transform: translateY(50px);
    transition: all 1s ease;
}

.reveal-left.active,
.reveal-right.active,
.reveal-bottom.active {
    opacity: 1;
    transform: translate(0);
}

/* 
==============================================
    MEDIA QUERIES (RESPONSIVE)
============================================== 
*/
@media screen and (max-width: 992px) {
    .section {
        padding: 5rem 0;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 3rem;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-content {
        order: 2;
    }

    .hero-image {
        order: 1;
    }

    .skills-wrapper {
        grid-template-columns: 1fr;
    }

    .name {
        font-size: 3.5rem;
    }

    .role {
        font-size: 1.75rem;
    }
}

@media screen and (max-width: 768px) {
    .navbar {
        position: relative;
    }

    .nav-toggle {
        display: block;
    }

    /* Menu Mobile */
    .nav-menu {
        position: fixed;
        top: -100%;
        left: 0;
        width: 100%;
        background: var(--bg-main);
        padding: 4rem 2rem;
        box-shadow: var(--shadow-md);
        transition: var(--transition);
        z-index: 100;
        display: flex;
        flex-direction: column;
        align-items: center;
        border-bottom: 1px solid var(--glass-border);
    }

    .nav-menu.show-menu {
        top: 0;
    }

    .nav-list {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav-close {
        display: block;
        position: absolute;
        top: 1.5rem;
        right: 1.5rem;
    }

    .name {
        font-size: 2.5rem;
    }

    .role {
        font-size: 1.5rem;
    }

    .description {
        margin: 0 auto 2rem;
    }

    .about-content {
        padding: 2rem;
    }

    .footer-content {
        flex-direction: column;
        text-align: center;
    }
}