:root {
    --bg-color: #050505;
    --bg-secondary: #0a0a0a;
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --accent-color: #3b82f6;
    --accent-gradient: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 100%);
    --surface-color: rgba(255, 255, 255, 0.03);
    --surface-border: rgba(255, 255, 255, 0.08);
    --surface-hover: rgba(255, 255, 255, 0.12);
    --glass-bg: rgba(5, 5, 5, 0.7);
    --glass-border: rgba(255, 255, 255, 0.08);
    --font-main: 'Inter', system-ui, -apple-system, sans-serif;
    --font-heading: 'Inter', system-ui, -apple-system, sans-serif;
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --transition-fast: 0.2s ease;
    --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --ease-out-back: cubic-bezier(0.34, 1.56, 0.64, 1);
}
::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--bg-color);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 4px;
}
::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}
::selection {
    background-color: rgba(59, 130, 246, 0.3);
    color: #fff;
}
:focus-visible {
    outline: 2px solid var(--accent-color);
    outline-offset: 4px;
}
.section-divider {
    height: 1px;
    width: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    margin: 0;
}
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}
html {
    scroll-behavior: smooth;
    font-size: 16px;
}
body {
    background-color: var(--bg-color);
    color: var(--text-primary);
    font-family: var(--font-main);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 9999;
}
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    line-height: 1.1;
    letter-spacing: -0.02em;
    font-weight: 700;
}
h1 {
    font-size: clamp(3rem, 10vw, 8rem);
    background: linear-gradient(to bottom right, #ffffff 30%, #a1a1aa);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-transform: uppercase;
    letter-spacing: -0.04em;
}
h2 {
    font-size: clamp(2rem, 5vw, 4rem);
    margin-bottom: 2rem;
}
p {
    color: var(--text-secondary);
    font-size: 1.125rem;
}
a {
    color: inherit;
    text-decoration: none;
    transition: var(--transition-fast);
}
.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 24px;
}
section {
    padding: 120px 0;
    position: relative;
}
#main-header {
    position: fixed;
    top: 24px;
    left: 24px;
    right: 24px;
    margin: 0 auto;
    max-width: 1000px;
    z-index: 1030;
    transition: var(--transition-smooth);
    padding: 12px 0;
    background: rgba(10, 10, 10, 0.5);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 100px;
    box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.3), inset 0 1px 0 rgba(255, 255, 255, 0.1);
}
#main-header.compact {
    background: rgba(5, 5, 5, 0.8);
    padding: 10px 0;
    box-shadow: 0 10px 30px -5px rgba(0, 0, 0, 0.5);
}
#main-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}
.logo img {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: block;
}
#main-header nav {
    display: flex;
    align-items: center;
    gap: 10px;
}
#main-header nav a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    position: relative;
    padding: 8px 16px;
    border-radius: 100px;
    text-transform: none;
    letter-spacing: normal;
}
#main-header nav a:hover,
#main-header nav a.active {
    color: #fff;
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.05);
}
.header-social {
    display: flex;
    gap: 12px;
}
.header-social a {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--surface-color);
    border: 1px solid var(--surface-border);
    color: var(--text-secondary);
    transition: var(--transition-fast);
    font-size: 1rem;
}
.header-social a:hover {
    background: #fff;
    color: #000;
    transform: translateY(-2px);
}
.hamburger-menu {
    display: none;
    background: transparent;
    border: none;
    cursor: pointer;
    z-index: 1100;
    padding: 0;
}
#mobile-nav, #mobile-overlay {
    display: none;
}
body.no-scroll {
    overflow: hidden;
}
#home {
    height: 100vh;
    min-height: 700px;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    padding: 0 20px;
    padding-top: 80px;
    background: 
        radial-gradient(circle at 15% 50%, rgba(59, 130, 246, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 85% 30%, rgba(139, 92, 246, 0.08) 0%, transparent 50%);
}
#home .text-content {
    max-width: 1200px;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
}
#home h1 {
    font-size: clamp(2.5rem, 5vw, 5rem);
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    text-wrap: balance;
    max-width: 900px;
    background: linear-gradient(180deg, #FFFFFF 0%, #AAAAAA 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    text-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
#home p {
    margin-top: 0;
    margin-bottom: 50px;
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--text-secondary);
    max-width: 700px;
    line-height: 1.5;
}
.hero-cta {
    background: rgba(255, 255, 255, 0.95);
    color: #000;
    padding: 18px 48px;
    border-radius: 100px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.4s var(--ease-out-back);
    border: 1px solid rgba(255, 255, 255, 1);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.15), inset 0 -2px 5px rgba(0,0,0,0.1);
    display: inline-block;
}
.hero-cta:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: 0 15px 40px rgba(255, 255, 255, 0.4), inset 0 -2px 5px rgba(0,0,0,0.1);
    background: #fff;
    color: #000;
}
#sobre {
    background: var(--bg-secondary);
}
.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: center;
}
.about-text p {
    margin-bottom: 24px;
    font-size: 1.15rem;
}
.about-photos {
    position: relative;
    height: 500px;
}
.photo-placeholder {
    position: absolute;
    border-radius: var(--radius-lg);
    background-size: cover;
    background-position: center;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    transition: var(--transition-smooth);
}
.photo-placeholder:hover {
    transform: scale(1.02);
    z-index: 10;
}
.photo1 {
    width: 70%;
    height: 70%;
    top: 0;
    right: 0;
    z-index: 2;
    background-image: url('../images/photo1.jpg');
    border: 1px solid var(--surface-border);
}
.photo2 {
    width: 65%;
    height: 65%;
    bottom: 0;
    left: 0;
    z-index: 1;
    opacity: 0.6;
    background-image: url('../images/photo2.jpg');
    filter: grayscale(100%);
    transition: var(--transition-smooth);
}
.photo-placeholder:hover.photo2 {
    opacity: 1;
    filter: grayscale(0%);
}
#servicos {
    background-color: var(--bg-color);
}
.services-container h2 {
    text-align: center;
    margin-bottom: 3rem;
}
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}
.service-card {
    background: rgba(255, 255, 255, 0.02);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    padding: 40px;
    transition: var(--transition-smooth);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    height: 100%;
    cursor: pointer;
}
.service-card:hover {
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-8px);
    border-color: rgba(59, 130, 246, 0.3);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4), 0 0 20px rgba(59, 130, 246, 0.15);
}
.service-card:active {
    transform: translateY(-4px) scale(0.98);
    transition: var(--transition-fast);
}
.icon-circle {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1), rgba(255, 255, 255, 0.02));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 24px;
    border: 1px solid var(--surface-border);
    color: #fff;
}
.service-box {
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}
.service-box h3 {
    font-size: 1.5rem;
    margin-bottom: 12px;
    color: #fff;
}
.service-box p {
    font-size: 1rem;
    margin-bottom: 24px;
}
.skills-wrapper {
    margin-top: 30px;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(130px, 1fr));
    gap: 12px;
}
.skill-tag {
    background: rgba(0, 0, 0, 0.05);
    padding: 8px 16px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-primary);
    border: 1px solid rgba(0, 0, 0, 0.1);
    transition: var(--transition-fast);
    cursor: default;
    display: flex;
    align-items: center;
    justify-content: flex-start;
    padding: 8px 20px;
    gap: 12px;
    width: 100%;
    text-align: left;
}
.skill-tag:hover {
    background: #000;
    color: #fff;
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}
.service-cta {
    font-size: 0.9rem;
    font-weight: 600;
    color: #fff;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    opacity: 0.6;
    margin-top: auto;
    align-self: flex-start;
}
.service-cta::after {
    content: '→';
    transition: transform 0.2s;
}
.service-card:hover .service-cta {
    opacity: 1;
}
.service-card:hover .service-cta::after {
    transform: translateX(4px);
}
#portfolio {
    background-color: var(--bg-secondary);
}
.portfolio-container h2 {
    text-align: center;
    margin-bottom: 3rem;
}
.portfolio-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 24px;
}
.portfolio-item {
    flex: 0 0 calc(16.666% - 20px);
    aspect-ratio: 1/1;
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    background: var(--surface-color);
}
@media (max-width: 1024px) {
    .portfolio-grid {
        gap: 20px;
    }
    .portfolio-item {
        flex: 0 0 calc(25% - 15px);
    }
}
@media (max-width: 768px) {
    .portfolio-grid {
        gap: 16px;
    }
    .portfolio-item {
        flex: 0 0 calc(50% - 8px);
    }
}
@media (max-width: 480px) {
    .portfolio-grid {
        gap: 12px;
    }
    .portfolio-item {
        flex: 0 0 calc(50% - 6px);
    }
}
.portfolio-item img,
.portfolio-item div[style*="background-image"] {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.portfolio-item:hover img,
.portfolio-item:hover div[style*="background-image"] {
    transform: scale(1.05);
}
.portfolio-item:active {
    transform: scale(0.98);
    transition: var(--transition-fast);
}
.portfolio-item[data-src] {
    background-size: cover;
    background-position: center;
}
.portfolio-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8) 0%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 30px;
    opacity: 0;
    transform: translateY(20px);
    transition: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}
.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
    transform: translateY(0);
}
.portfolio-overlay h3 {
    font-size: 1.5rem;
    color: #fff;
    margin-bottom: 4px;
}
.behance-cta-highlight {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: linear-gradient(135deg, #0057ff 0%, #00aaff 100%);
    color: #fff;
    padding: 18px 40px;
    border-radius: 100px;
    font-size: 1.1rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition-fast);
    box-shadow: 0 10px 30px rgba(0, 87, 255, 0.3);
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.behance-cta-highlight:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 87, 255, 0.5);
    background: linear-gradient(135deg, #0046cc 0%, #0099e6 100%);
}
.portfolio-cta {
    margin-top: 60px;
    text-align: center;
}
#contato {
    background-color: var(--bg-color);
}
.contact-container h2 {
    text-align: center;
    margin-bottom: 3rem;
}
.contact-container {
    display: block;
}
.contact-content {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 60px;
    align-items: start;
}
.contact-info p {
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--surface-border);
    padding-bottom: 2rem;
}
.contact-info strong {
    color: #fff;
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}
@media (max-width: 1024px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}
.contact-form input,
.contact-form textarea {
    background: rgba(255, 255, 255, 0.03);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px;
    border-radius: var(--radius-sm);
    color: #fff;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}
.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--accent-color);
    background: rgba(255, 255, 255, 0.06);
    box-shadow: 0 0 0 4px rgba(59, 130, 246, 0.2);
}
.contact-form button {
    background: #fff;
    color: #000;
    border: none;
    padding: 14px 30px;
    border-radius: 100px;
    font-weight: 700;
    font-size: 0.95rem;
    cursor: pointer;
    align-self: flex-start;
    transition: var(--transition-fast);
    margin-top: 10px;
}
.contact-form button:hover {
    transform: scale(1.05);
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.3);
}
#footer {
    padding: 60px 0;
    border-top: 1px solid var(--surface-border);
    text-align: center;
}
.footer-social {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-bottom: 30px;
}
.footer-social a {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: var(--surface-color);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    border: 1px solid var(--surface-border);
    transition: var(--transition-fast);
}
.footer-social a:hover {
    background: #fff;
    color: #000;
    transform: translateY(-5px);
}
.footer-copyright p {
    font-size: 0.9rem;
    opacity: 0.5;
}
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.95);
    backdrop-filter: blur(20px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}
.lightbox.active {
    display: flex;
    animation: appear 0.3s ease-out;
}
.lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    position: relative;
}
.lightbox-content img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--radius-sm);
    box-shadow: 0 0 50px rgba(0, 0, 0, 0.5);
}
.close-lightbox {
    position: fixed;
    top: 24px;
    right: 24px;
    z-index: 2010;
    color: #fff;
    font-size: 2.5rem;
    cursor: pointer;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-fast);
    border: 1px solid rgba(255, 255, 255, 0.1);
}
.close-lightbox:hover {
    background: #fff;
    color: #000;
    transform: rotate(90deg);
}
.lightbox-nav {
    position: fixed;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(5, 5, 5, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
    z-index: 2010;
}
.lightbox-nav:hover {
    background: #fff;
    color: #000;
    transform: translateY(-50%) scale(1.1);
}
.prev-btn {
    left: 24px;
}
.next-btn {
    right: 24px;
}
.lightbox-info {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    text-align: center;
    color: #fff;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.95), transparent);
    padding: 60px 20px 20px;
    border-bottom-left-radius: var(--radius-sm);
    border-bottom-right-radius: var(--radius-sm);
}
.lightbox-info h3 {
    font-size: 1.5rem;
    margin-bottom: 8px;
    font-weight: 700;
}
.lightbox-info p {
    font-size: 1rem;
    opacity: 0.7;
    margin: 0;
}
@media (max-width: 768px) {
    .lightbox-nav {
        width: 44px;
        height: 44px;
        font-size: 1rem;
    }
    .prev-btn {
        left: 12px;
    }
    .next-btn {
        right: 12px;
    }
    .close-lightbox {
        top: 16px;
        right: 16px;
        width: 44px;
        height: 44px;
        font-size: 2rem;
    }
    .lightbox-info {
        padding: 40px 16px 16px;
    }
}
@media (max-width: 1024px) {
    .about-container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .about-photos {
        width: 100%;
        max-width: 500px;
        margin: 0 auto;
    }
    .contact-container {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}
@media (max-width: 768px) {
    #main-header {
        top: 16px;
        left: 16px;
        right: 16px;
        padding: 12px 0;
        background: rgba(5, 5, 5, 0.9);
        backdrop-filter: blur(10px);
    }
    #main-header .container {
        padding: 0 16px;
    }
    #main-header nav,
    .header-social {
        display: none;
    }
    .hamburger-menu {
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        width: 44px;
        height: 44px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.08);
        cursor: pointer;
        z-index: 1100;
        padding: 0;
        transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .hamburger-menu:hover {
        background: rgba(255, 255, 255, 0.08);
        border-color: rgba(255, 255, 255, 0.15);
    }
    .hamburger-menu span {
        display: block;
        width: 18px;
        height: 1.5px;
        background: #fff;
        margin: 3.5px 0;
        border-radius: 2px;
        transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    }
    .hamburger-menu.is-active span:nth-child(1) {
        transform: translateY(5px) rotate(45deg);
    }
    .hamburger-menu.is-active span:nth-child(2) {
        opacity: 0;
    }
    .hamburger-menu.is-active span:nth-child(3) {
        transform: translateY(-5px) rotate(-45deg);
    }
    h1 {
        font-size: 3.5rem;
    }
    h2 {
        font-size: 2.2rem;
    }
    .services-grid {
        grid-template-columns: 1fr;
    }
    #mobile-overlay {
        display: none;
        position: fixed;
        inset: 0;
        background: rgba(0, 0, 0, 0.6);
        backdrop-filter: blur(8px);
        -webkit-backdrop-filter: blur(8px);
        z-index: 1010;
        opacity: 0;
    }
    #mobile-nav {
        display: none;
        position: fixed;
        top: 96px;
        left: 16px;
        right: 16px;
        width: calc(100% - 32px);
        height: auto;
        max-height: calc(100vh - 120px);
        overflow-y: auto;
        background: rgba(10, 10, 10, 0.85);
        backdrop-filter: blur(25px);
        -webkit-backdrop-filter: blur(25px);
        border: 1px solid rgba(255, 255, 255, 0.08);
        border-radius: 24px;
        box-shadow: 0 30px 60px rgba(0, 0, 0, 0.6), inset 0 1px 0 rgba(255, 255, 255, 0.1);
        z-index: 1020;
        flex-direction: column;
        padding: 24px;
        opacity: 0;
    }
    .mobile-nav-links {
        display: flex;
        flex-direction: column;
        gap: 8px;
    }
    .mobile-nav-links a {
        color: var(--text-secondary);
        font-size: 1.15rem;
        font-weight: 500;
        text-decoration: none;
        padding: 12px 16px;
        border-radius: 12px;
        border: 1px solid transparent;
        transition: all 0.25s ease;
        text-align: left;
        display: block;
    }
    .mobile-nav-links a:hover,
    .mobile-nav-links a.active {
        color: #fff;
        background: rgba(255, 255, 255, 0.04);
        border-color: rgba(255, 255, 255, 0.08);
        padding-left: 20px;
    }
    .mobile-nav-links a.active {
        color: var(--accent-color);
        background: rgba(59, 130, 246, 0.1);
        border-color: rgba(59, 130, 246, 0.15);
    }
    .mobile-social-icons {
        margin-top: 20px;
        display: flex;
        justify-content: center;
        gap: 12px;
        border-top: 1px solid rgba(255, 255, 255, 0.08);
        padding-top: 20px;
    }
    .mobile-social-icons a {
        width: 40px;
        height: 40px;
        border-radius: 50%;
        background: rgba(255, 255, 255, 0.03);
        border: 1px solid rgba(255, 255, 255, 0.06);
        color: var(--text-secondary);
        display: flex;
        align-items: center;
        justify-content: center;
        transition: all 0.25s ease;
        font-size: 1.1rem;
    }
    .mobile-social-icons a:hover {
        color: #fff;
        background: rgba(255, 255, 255, 0.08);
        transform: translateY(-3px);
        box-shadow: 0 5px 15px rgba(255, 255, 255, 0.1);
    }
}
@media (max-width: 480px) {
    h1 {
        font-size: 2.5rem;
    }
}
#back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: rgba(5, 5, 5, 0.6);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    cursor: pointer;
    transition: var(--transition-smooth);
    z-index: 900;
    opacity: 0;
    pointer-events: none;
    transform: translateY(20px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}
#back-to-top.show {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}
#back-to-top:hover {
    background: #fff;
    color: #000;
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(255, 255, 255, 0.3);
}