:root {
    --bg-dark: #07090e;
    --bg-card: rgba(17, 24, 39, 0.7);
    --bg-card-hover: rgba(31, 41, 55, 0.8);
    --primary: #38bdf8;
    --primary-glow: rgba(56, 189, 248, 0.35);
    --secondary: #6366f1;
    --accent-purple: #a855f7;
    --text-main: #f3f4f6;
    --text-muted: #9ca3af;
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(56, 189, 248, 0.5);
    --radius-lg: 16px;
    --radius-md: 10px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    overflow-x: hidden;
    line-height: 1.6;
}

img,
svg {
    max-width: 100%;
}

button,
a {
    -webkit-tap-highlight-color: transparent;
}


/* Background com Grid Neon estilo Vercel */

.bg-grid-overlay {
    position: fixed;
    inset: 0;
    background-image: linear-gradient(to right, rgba(255, 255, 255, 0.03) 1px, transparent 1px), linear-gradient(to bottom, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    z-index: -1;
    pointer-events: none;
}

.bg-glow-sphere {
    position: fixed;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--primary-glow) 0%, transparent 70%);
    top: 10%;
    left: 50%;
    transform: translateX(-50%);
    z-index: -1;
    filter: blur(80px);
    pointer-events: none;
}

.container {
    width: min(1200px, calc(100% - 2rem));
    margin: 0 auto;
}




/* ==========================================================================
       HEADER & NAVEGAÇÃO
       ========================================================================== */

header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 75px;
    background: rgba(7, 9, 14, 0.85);
    backdrop-filter: blur(15px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    display: flex;
    align-items: center;
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.logo {
    font-family: 'Fira Code', monospace;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-main);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 6px;
}

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

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

.nav-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 0.95rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--primary);
}

.nav-links .nav-portfolio,
.mobile-nav-links .nav-portfolio {
    color: #ef4444;
    font-weight: 700;
}

.nav-links .nav-portfolio {
    font-size: 1.045rem;
}

.mobile-nav-links .nav-portfolio {
    font-size: 1.1rem;
}


.menu-toggle,
.menu-close {
    border: 1px solid var(--border);
    background: rgba(7, 9, 14, 0.38);
    color: #fff;
    cursor: pointer;
    transition: var(--transition);
}

.menu-toggle {
    display: none;
    width: 42px;
    height: 42px;
    border-radius: var(--radius-md);
    align-items: center;
    justify-content: center;
    font-size: 1rem;
}

.menu-toggle:hover,
.menu-close:hover {
    color: #fff;
    border-color: var(--primary);
    background: rgba(56, 189, 248, 0.12);
    box-shadow: 0 0 16px rgba(56, 189, 248, 0.55);
}

.menu-backdrop {
    position: fixed;
    inset: 0;
    z-index: 110;
    background: rgba(0, 0, 0, 0.65);
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    z-index: 120;
    width: min(78vw, 290px);
    padding: 1rem;
    background: rgba(12, 17, 28, 0.72);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-left: 1px solid var(--border-hover);
    box-shadow: -12px 0 32px rgba(0, 0, 0, 0.35);
    transform: translateX(105%);
    visibility: hidden;
    transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), visibility 0.35s ease;
}

.menu-open {
    overflow: hidden;
}

.menu-open .mobile-menu {
    transform: translateX(0);
    visibility: visible;
}

.menu-open .menu-backdrop {
    opacity: 1;
    visibility: visible;
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
    font-family: 'Fira Code', monospace;
    color: #fff;
}

.menu-close {
    width: 38px;
    height: 38px;
    border-radius: 50%;
}

.mobile-nav-links {
    display: grid;
    gap: 0.25rem;
    padding: 1rem 0;
    list-style: none;
}

.mobile-nav-links a {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    padding: 0.7rem 0.65rem;
    border-radius: var(--radius-md);
    color: #fff;
    text-decoration: none;
    transition: var(--transition);
}

.mobile-nav-links a:hover,
.mobile-nav-links a:focus-visible {
    color: #fff;
    background: rgba(56, 189, 248, 0.1);
    box-shadow: 0 0 18px rgba(56, 189, 248, 0.45);
    transform: translateX(4px);
}

.mobile-nav-links i {
    width: 1.25rem;
    color: #fff;
    text-align: center;
}

.mobile-menu-contact {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.7rem 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.28);
    border-radius: var(--radius-md);
    color: #fff;
    text-decoration: none;
    transition: var(--transition);
}

.mobile-menu-contact:hover,
.mobile-menu-contact:focus-visible {
    background: rgba(56, 189, 248, 0.14);
    border-color: var(--primary);
    color: #fff;
    box-shadow: 0 0 18px rgba(56, 189, 248, 0.5);
}


/* ==========================================================================
       HERO SECTION COM EFEITO TYPEWRITER
       ========================================================================== */

.hero {
    padding: 160px 0 80px;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    border-radius: 50px;
    background: rgba(56, 189, 248, 0.1);
    border: 1px solid rgba(56, 189, 248, 0.3);
    color: var(--primary);
    font-size: 0.85rem;
    font-family: 'Fira Code', monospace;
    margin-bottom: 1.5rem;
}

.hero-badge .pulse {
    width: 8px;
    height: 8px;
    background: var(--primary);
    border-radius: 50%;
    box-shadow: 0 0 10px var(--primary);
    animation: pulse 1.8s infinite;
}

@keyframes pulse {
    0%,
    100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.4;
        transform: scale(1.3);
    }
}

.hero h1 {
    font-size: clamp(2rem, 4.5vw, 3.2rem);
    font-weight: 800;
    margin-bottom: 1.2rem;
    line-height: 1.2;
}

.hero h1 .gradient-text {
    background: linear-gradient(135deg, #38bdf8, #818cf8, #c084fc);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.typewriter-wrapper {
    font-family: 'Fira Code', monospace;
    font-size: clamp(1rem, 2.4vw, 1.4rem);
    color: var(--text-muted);
    margin-bottom: 2rem;
    min-height: 2.2rem;
    overflow-wrap: anywhere;
}

.typewriter-text {
    color: var(--primary);
    border-right: 2px solid var(--primary);
    animation: blink 0.75s step-end infinite;
    padding-right: 4px;
}

@keyframes blink {
    from,
    to {
        border-color: transparent
    }
    50% {
        border-color: var(--primary);
    }
}

.hero-actions {
    display: flex;
    justify-content: center;
    gap: 1.2rem;
    margin-bottom: 3.5rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 12px 26px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    transition: var(--transition);
    cursor: pointer;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: #050811;
    font-weight: 700;
    border: none;
    box-shadow: 0 4px 20px var(--primary-glow);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 25px rgba(56, 189, 248, 0.6);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border);
    color: var(--text-main);
}

.btn-outline:hover {
    background: var(--bg-card-hover);
    border-color: var(--primary);
    transform: translateY(-3px);
}


/* ==========================================================================
       CARROSSEL DE MODELOS DE SITES (SHOWCASE)
       ========================================================================== */

.showcase-section {
    padding: 60px 0 100px;
}

.section-title-wrap {
    text-align: center;
    margin-bottom: 3rem;
}

.section-title-wrap h2 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -1px;
    margin-bottom: 0.5rem;
}

.section-title-wrap p {
    color: var(--text-muted);
    font-size: 1rem;
}

.carousel-container {
    position: relative;
    max-width: 1000px;
    margin: 0 auto;
    perspective: 1200px;
    padding: 20px 0;
}

.carousel-track-wrapper {
    overflow: hidden;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.8);
    border: 1px solid var(--border);
    background: var(--bg-card);
}

.carousel-track {
    display: flex;
    transition: transform 0.5s cubic-bezier(0.25, 1, 0.5, 1);
    width: 100%;
}

.carousel-slide {
    min-width: 100%;
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
}


/* Mockup de Barra de Navegador */

.browser-header {
    background: #1e293b;
    padding: 12px 18px;
    display: flex;
    align-items: center;
    gap: 14px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.browser-dots {
    display: flex;
    gap: 6px;
}

.dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
}

.dot-red {
    background: #ef4444;
}

.dot-yellow {
    background: #f59e0b;
}

.dot-green {
    background: #10b981;
}

.browser-address {
    flex-grow: 1;
    background: #0f172a;
    border-radius: 6px;
    padding: 4px 12px;
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 8px;
}

.slide-body {
    position: relative;
    display: block;
    height: clamp(320px, 36vw, 480px);
}

.slide-preview-box {
    position: relative;
    background: #0f172a;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    border-right: 1px solid var(--border);
    height: 100%;
}

.slide-preview-box img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.slide-preview-box iframe {
    display: block;
    width: 100%;
    height: 100%;
    border: 0;
    background: #fff;
}

.iframe-preview {
    width: 100%;
    height: 100%;
    overflow: auto;
    background: #fff;
    scrollbar-width: thin;
    scrollbar-color: var(--primary) rgba(7, 9, 14, 0.35);
}

.slide-slide:hover .slide-preview-box img {
    transform: scale(1.04);
}


/* Placeholder visual caso ainda não tenha a imagem */

.preview-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 12px;
    color: var(--text-muted);
    padding: 40px;
    text-align: center;
}

.preview-placeholder i {
    font-size: 3.5rem;
    color: var(--primary);
}

.slide-info {
    position: absolute;
    inset: 0 0 0 auto;
    width: min(43%, 430px);
    padding: clamp(1.5rem, 4vw, 2.5rem);
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-width: 0;
    color: #fff;
    background: rgba(12, 17, 28, 0.72);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border-left: 1px solid rgba(56, 189, 248, 0.28);
    opacity: 0;
    transform: translateX(10px);
    transition: var(--transition);
}

.carousel-slide:hover .slide-info,
.carousel-slide:focus-within .slide-info {
    opacity: 1;
    transform: translateX(0);
    border-left-color: var(--primary);
    box-shadow: -8px 0 24px rgba(56, 189, 248, 0.28), inset 0 0 24px rgba(56, 189, 248, 0.06);
}

.carousel-slide:hover .slide-preview-box iframe,
.carousel-slide:focus-within .slide-preview-box iframe {
    filter: brightness(0.7);
}

.slide-tag {
    font-family: 'Fira Code', monospace;
    font-size: 0.8rem;
    color: #fff;
    margin-bottom: 0.5rem;
    text-transform: uppercase;
    font-weight: 600;
}

.slide-info h3 {
    font-size: clamp(1.25rem, 2.4vw, 1.6rem);
    margin-bottom: 1rem;
    color: #fff;
}

.slide-info p {
    color: #fff;
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.slide-tech-stack {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 2rem;
}

.tech-pill {
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 4px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: #fff;
    transition: var(--transition);
}

.slide-info:hover .tech-pill,
.slide-info:focus-within .tech-pill {
    border-color: rgba(56, 189, 248, 0.45);
    box-shadow: 0 0 10px rgba(56, 189, 248, 0.18);
}


/* Controles do Carrossel */

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(17, 24, 39, 0.9);
    border: 1px solid var(--border-hover);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    z-index: 10;
    transition: var(--transition);
}

.carousel-btn:hover {
    background: var(--primary);
    color: #000;
    box-shadow: 0 0 15px var(--primary-glow);
}

.btn-prev {
    left: -24px;
}

.btn-next {
    right: -24px;
}

.carousel-container {
    padding-left: 1rem;
    padding-right: 1rem;
}

.carousel-dots {
    display: flex;
    justify-content: center;
    gap: 8px;
    margin-top: 1.5rem;
}

.carousel-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: var(--transition);
}

.carousel-dot.active {
    width: 28px;
    border-radius: 10px;
    background: var(--primary);
    box-shadow: 0 0 10px var(--primary);
}


/* ==========================================================================
       SEÇÃO: STACK & SKILLS COM EFEITO GLOW CARDS
       ========================================================================== */

.skills-section {
    padding: 80px 0;
    border-top: 1px solid var(--border);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    padding: 2rem;
    border-radius: var(--radius-lg);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.skill-card:hover {
    border-color: var(--border-hover);
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(56, 189, 248, 0.1);
}

.skill-icon {
    font-size: 2.2rem;
    color: var(--primary);
    margin-bottom: 1.2rem;
}

.skill-card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.8rem;
}

.skill-card p {
    color: var(--text-muted);
    font-size: 0.9rem;
}


/* ==========================================================================
       FOOTER
       ========================================================================== */

footer {
    padding: 40px 0;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

.footer-socials {
    display: flex;
    justify-content: center;
    gap: 1.25rem;
    margin-bottom: 1.25rem;
}

.footer-socials a {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border: 1px solid var(--border);
    border-radius: 50%;
    color: #fff;
    background: rgba(12, 17, 28, 0.72);
    text-decoration: none;
    transition: var(--transition);
}

.footer-socials i {
    font-size: 1.25rem;
}

.footer-socials a:hover,
.footer-socials a:focus-visible {
    color: #fff;
    border-color: var(--primary);
    background: rgba(56, 189, 248, 0.14);
    box-shadow: 0 0 18px rgba(56, 189, 248, 0.5);
    transform: translateY(-3px);
}

.footer-socials a::after {
    content: attr(data-tooltip);
    position: absolute;
    bottom: calc(100% + 8px);
    left: 50%;
    padding: 4px 8px;
    border-radius: 4px;
    color: #fff;
    background: rgba(12, 17, 28, 0.94);
    font-size: 0.7rem;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, 4px);
    transition: var(--transition);
}

.footer-socials a:hover::after,
.footer-socials a:focus-visible::after {
    opacity: 1;
    transform: translate(-50%, 0);
}

.visit-counter {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    margin-bottom: 0.75rem;
    color: var(--text-muted);
    font-size: 0.82rem;
}

.visit-counter i {
    color: var(--primary);
}

.visit-counter strong {
    color: #fff;
}


/* Responsividade */

@media (max-width: 868px) {
    .slide-body {
        height: clamp(380px, 68vw, 460px);
    }
    .slide-preview-box {
        height: 100%;
        border-right: none;
        border-bottom: 1px solid var(--border);
    }

    .iframe-preview {
        height: 100%;
    }
    .btn-prev {
        left: 5px;
    }
    .btn-next {
        right: 5px;
    }
    .nav-links {
        display: none;
    }

    .menu-toggle {
        display: inline-flex;
    }

    header .btn {
        padding: 8px 12px !important;
    }
}

@media (max-width: 600px) {
    .container {
        width: min(100% - 1.5rem, 1200px);
    }

    header {
        height: 64px;
    }

    .logo {
        font-size: 1rem;
    }

    header .btn {
        font-size: 0 !important;
        gap: 0;
        width: 38px;
        height: 38px;
        justify-content: center;
        padding: 0 !important;
    }

    header .btn i {
        font-size: 1rem;
    }

    .hero {
        padding: 120px 0 56px;
    }

    .hero-badge {
        max-width: 100%;
        justify-content: center;
        padding: 6px 10px;
        font-size: 0.72rem;
        text-align: center;
    }

    .hero h1 br {
        display: none;
    }

    .hero-actions {
        gap: 0.75rem;
        margin-bottom: 2rem;
    }

    .hero-actions .btn {
        flex: 1 1 13rem;
        justify-content: center;
    }

    .showcase-section,
    .skills-section {
        padding: 48px 0 64px;
    }

    .section-title-wrap {
        margin-bottom: 2rem;
    }

    .section-title-wrap h2 {
        font-size: clamp(1.6rem, 7vw, 2.2rem);
    }

    .section-title-wrap p {
        font-size: 0.9rem;
    }

    .carousel-container {
        padding-left: 0;
        padding-right: 0;
    }

    .browser-header {
        padding: 10px 12px;
        gap: 10px;
    }

    .browser-address {
        min-width: 0;
        padding: 4px 8px;
        font-size: 0.68rem;
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .slide-preview-box {
        height: 100%;
    }

    .iframe-preview {
        height: 100%;
    }

    .slide-info {
        position: absolute;
        inset: auto 0 0;
        width: 100%;
        padding: 1.5rem 1.25rem 1.75rem;
        opacity: 1;
        transform: translateY(0);
        border-left: 0;
        border-top: 1px solid rgba(56, 189, 248, 0.28);
    }

    .carousel-slide:hover .slide-info,
    .carousel-slide:focus-within .slide-info {
        border-left-color: transparent;
        border-top-color: var(--primary);
        box-shadow: 0 -8px 24px rgba(56, 189, 248, 0.28), inset 0 0 24px rgba(56, 189, 248, 0.06);
    }

    .slide-info p {
        font-size: 0.88rem;
    }

    .slide-info .btn {
        align-self: stretch !important;
        justify-content: center;
    }

    .carousel-btn {
        width: 38px;
        height: 38px;
    }

    .btn-prev {
        left: -8px;
    }

    .btn-next {
        right: -8px;
    }

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

    .skill-card {
        padding: 1.5rem;
    }

    footer {
        padding: 32px 0;
        font-size: 0.8rem;
    }
}

@media (min-width: 1600px) {
    .container {
        max-width: 1400px;
    }

    .hero {
        padding-top: 190px;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}