/* 
   U3 Company - Premium Landing Page Design
   Inspired by assessorialpha.com
   System: Antigravity Custom Design
*/

:root {
    --primary: #fff600; /* Official Yellow */
    --primary-gradient: linear-gradient(135deg, #fff600 0%, #f7e600 50%, #d4c500 100%);
    --primary-glow: rgba(255, 246, 0, 0.4);
    --secondary: #222222; /* Official Black */
    --background: #222222;
    --surface: #2a2a2a;
    --text-primary: #FFFFFF;
    --text-secondary: rgba(255, 255, 255, 0.7);
    --transition-standard: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --glass: rgba(255, 255, 255, 0.03);
    --glass-border: rgba(255, 255, 255, 0.1);
}

@font-face {
    font-family: 'Montserrat';
    src: url('https://fonts.googleapis.com/css2?family=Montserrat:wght@400;700;900&display=swap');
}

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

body {
    background: var(--background);
    color: var(--text-primary);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    font-weight: 900;
    letter-spacing: -0.02em;
}

/* Scrollbar */
body::-webkit-scrollbar {
    width: 6px;
}

body::-webkit-scrollbar-track {
    background: #000000;
}

body::-webkit-scrollbar-thumb {
    background: var(--primary);
    border-radius: 20px;
}

/* Animations */
@keyframes fadeInSlideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glowPulse {
    0% { box-shadow: 0 0 5px var(--primary-glow); }
    50% { box-shadow: 0 0 25px var(--primary-glow); }
    100% { box-shadow: 0 0 5px var(--primary-glow); }
}

/* 3D Perspective Animation (Scroll) */
.video, .scroll-3d {
    transform-origin: center bottom;
    transform: perspective(1000px) rotateX(15deg) translateY(30px) !important;
    opacity: 0;
    transition: transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), opacity 0.8s ease;
}

.video-ativoo, .scroll-3d-active {
    transform: perspective(1000px) rotateX(0deg) translateY(0) !important;
    opacity: 1 !important;
}

.animate-up {
    animation: fadeInSlideUp 0.8s cubic-bezier(0.4, 0, 0.2, 1) forwards;
    opacity: 1 !important;
}

section, .glass-card, .service-card, h1, h2, .grid-item {
    opacity: 0;
    transition: transform 0.1s ease, opacity 0.8s ease;
}

.logo img {
    opacity: 1 !important;
    filter: brightness(0) saturate(100%) invert(91%) sepia(91%) saturate(1478%) hue-rotate(352deg) brightness(101%) contrast(101%);
    max-width: 180px;
}

/* Glassmorphism Interactivity */
.glass-card {
    background: var(--glass);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    transition: transform 0.1s ease, background 0.3s ease, border-color 0.3s ease;
    will-change: transform;
}

.glass-card:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: var(--primary);
}

/* Layout Utilities */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

section {
    padding: 8rem 0;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 1.2rem 2.8rem;
    font-weight: 800;
    text-transform: uppercase;
    border-radius: 100px;
    text-decoration: none;
    font-size: 1rem;
    letter-spacing: 0.05em;
    transition: var(--transition-standard);
    cursor: pointer;
    border: none;
}

.btn-primary {
    background: var(--primary);
    color: #000;
    animation: glowPulse 2s infinite ease-in-out;
}

.btn-primary:hover {
    transform: scale(1.05) translateY(-2px);
    box-shadow: 0 0 30px var(--primary);
}

/* Header */
header {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: var(--transition-standard);
}

header.scrolled {
    background: rgba(0, 0, 0, 0.8);
    -webkit-backdrop-filter: blur(20px);
    backdrop-filter: blur(20px);
    padding: 1rem 0;
    border-bottom: 1px solid var(--glass-border);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo img {
    height: 40px;
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.7;
    transition: var(--transition-standard);
}

.nav-links a:hover {
    opacity: 1;
    color: var(--primary);
}

.header-cta {
    padding: 0.8rem 1.5rem;
    font-size: 0.8rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    padding-top: 100px;
    background: radial-gradient(circle at 10% 20%, rgba(221, 255, 0, 0.05) 0%, transparent 40%),
                radial-gradient(circle at 90% 80%, rgba(0, 150, 255, 0.03) 0%, transparent 40%);
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 4rem;
    align-items: center;
}

.hero-badge {
    display: inline-block;
    background: rgba(221, 255, 0, 0.1);
    color: var(--primary);
    padding: 0.5rem 1.2rem;
    border-radius: 50px;
    font-weight: 700;
    font-size: 0.8rem;
    margin-bottom: 2rem;
    border: 1px solid rgba(221, 255, 0, 0.2);
}

.hero h1 {
    font-size: 5.5rem;
    line-height: 1;
    margin-bottom: 2rem;
}

.hero h1 span {
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    display: block;
    background-image: var(--primary-gradient);
}

.hero p, .hero-description {
    font-size: 1.4rem;
    line-height: 1.5;
    color: var(--text-secondary);
    margin-bottom: 3rem;
    max-width: 680px;
    font-weight: 500;
}

.hero p span, .hero-description span, .services-description span {
    color: var(--text-primary);
    font-weight: 800;
    position: relative;
    white-space: nowrap;
}

.hero p span::after, .hero-description span::after, .services-description span::after {
    content: "";
    position: absolute;
    bottom: 2px;
    left: 0;
    width: 100%;
    height: 8px;
    background: var(--primary);
    opacity: 0.3;
    z-index: -1;
    border-radius: 4px;
}

.services-description {
    font-size: 1.3rem;
    color: var(--text-secondary);
    max-width: 850px;
    margin: 0 auto;
    font-weight: 400;
    line-height: 1.6;
}

.hero-glass-form {
    padding: 2.5rem;
}

.glass-form-title {
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--glass-border);
    padding-bottom: 1rem;
}

/* Grid Background */
.bg-grid {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
                     linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
    background-size: 50px 50px;
    z-index: -1;
}

/* Section Clients */
.btn-full {
    width: 100%;
}

.hero-grid {
    align-items: center;
}

.info-card {
    border-left: 4px solid var(--primary);
    padding-left: 1rem;
}

/* Video Testimonials */
.section-testimonials {
    padding: 6rem 0;
    background: var(--background);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
}

.testimonials-slider-wrapper {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1rem;
}

.testimonials-slider {
    display: flex;
    overflow-x: auto;
    scroll-snap-type: x mandatory;
    gap: 2rem;
    padding: 2rem 1rem;
    scroll-behavior: smooth;
    -ms-overflow-style: none;
    scrollbar-width: none;
}

.testimonials-slider::-webkit-scrollbar {
    display: none;
}

.testimonial-card {
    flex: 0 0 calc(33.333% - 2rem);
    min-width: 300px;
    scroll-snap-align: center;
    padding: 0;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.02);
}

.testimonial-video-thumb {
    position: relative;
    aspect-ratio: 3/4;
    width: 100%;
    cursor: pointer;
}

.testimonial-video-thumb img,
.testimonial-video-thumb video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.play-trigger {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 60px;
    height: 60px;
    background: var(--primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #000;
    font-size: 1.5rem;
    box-shadow: 0 0 20px var(--primary-glow);
    transition: all 0.3s ease;
    z-index: 5;
}

.testimonial-card:hover .play-trigger {
    transform: translate(-50%, -50%) scale(1.1);
    box-shadow: 0 0 40px var(--primary-glow);
}

.testimonial-info {
    padding: 1.5rem;
    text-align: center;
}

.testimonial-info h5 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
    color: var(--text-primary);
}

.testimonial-info p {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.slider-nav {
    background: var(--glass);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
}

.slider-nav:hover {
    background: var(--primary);
    color: #000;
}

#modal-video {
    width: 100%;
    border-radius: 12px;
    max-height: 80vh;
}

@media (max-width: 1024px) {
    .testimonial-card {
        flex: 0 0 calc(50% - 1.5rem);
    }
}

@media (max-width: 768px) {
    .testimonial-card {
        flex: 0 0 85%;
    }
    .slider-nav {
        display: none;
    }
}

.section-clients {
    background: var(--surface);
    padding: 6rem 0;
}

.clients-title {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
}

.clients-wrapper {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 3rem;
    opacity: 0.5;
    filter: grayscale(1);
}

.clients-wrapper img {
    height: 40px;
    width: auto;
}

/* Section Services */
.section-services-header {
    text-align: center;
    margin-bottom: 5rem;
}

.section-services-header h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.section-services-header h2 span,
.section-diff h2 span,
.section-cta-container h2 span,
.section-header h2 span,
.methodology-container h2 span {
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    background-image: var(--primary-gradient);
}

.services-description {
    color: var(--text-secondary);
    max-width: 700px;
    margin: 0 auto;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.services-grid-2col {
    grid-template-columns: repeat(2, 1fr);
    margin-top: 2rem;
}

/* Performance Showcase */
.performance-showcase {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    padding: 3.5rem;
    margin-bottom: 0;
    border: 1px solid rgba(255, 246, 0, 0.15);
    background: linear-gradient(135deg, rgba(255, 246, 0, 0.03) 0%, rgba(255,255,255,0.02) 100%);
    position: relative;
    overflow: hidden;
}

.performance-showcase::before {
    content: "";
    position: absolute;
    top: -50%;
    right: -10%;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 246, 0, 0.06) 0%, transparent 70%);
    pointer-events: none;
}

.performance-text .service-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 246, 0, 0.12);
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(255, 246, 0, 0.2);
}

.performance-text h3 {
    font-size: 2.2rem;
    line-height: 1.15;
    margin-bottom: 1.2rem;
}

.performance-text h3 span {
    background-image: var(--primary-gradient);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.performance-text > p {
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 2rem;
}

.performance-features {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.performance-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    color: rgba(255,255,255,0.85);
    font-weight: 500;
    font-size: 0.95rem;
}

.performance-features li i {
    color: var(--primary);
    font-size: 0.9rem;
    flex-shrink: 0;
}

.performance-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.macbook-img {
    width: 100%;
    max-width: 520px;
    mix-blend-mode: multiply;
    filter: brightness(1.08) contrast(1.05) drop-shadow(0 20px 60px rgba(0,0,0,0.6));
    border-radius: 16px;
    transition: transform 0.4s ease;
}

.performance-showcase:hover .macbook-img {
    transform: translateY(-8px) scale(1.02);
}

/* Certifications Section */
.section-certifications {
    padding: 5rem 0;
    background: var(--surface);
}

.certifications-label {
    text-align: center;
    color: var(--text-secondary);
    text-transform: uppercase;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    margin-bottom: 3rem;
}

.certifications-img-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
}

.certifications-img {
    max-width: 680px;
    width: 100%;
    border-radius: 24px;
    filter: drop-shadow(0 20px 60px rgba(0,0,0,0.5));
    transition: transform 0.4s ease;
}

.certifications-img:hover {
    transform: translateY(-6px);
}

@media (max-width: 768px) {
    .certifications-img {
        max-width: 100%;
    }
}

.certification-badge {
    padding: 2.5rem 2rem;
    text-align: center;
    border: 1px solid rgba(255,255,255,0.08);
    transition: border-color 0.3s ease, transform 0.3s ease;
}

.certification-badge:hover {
    border-color: rgba(255,255,255,0.2);
    transform: translateY(-4px);
}

.badge-logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.2rem;
}

.badge-name-block {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    line-height: 1.2;
}

.badge-platform {
    font-size: 1.5rem;
    font-weight: 900;
    font-family: 'Montserrat', sans-serif;
    text-transform: uppercase;
    letter-spacing: -0.02em;
}

.badge-title {
    font-size: 0.85rem;
    color: var(--text-secondary);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-desc {
    font-size: 0.9rem;
    color: var(--text-secondary);
    line-height: 1.6;
    max-width: 260px;
    margin: 0 auto;
}

.color-meta { color: #0082FB; }
.color-google { color: #4285F4; }

@media (max-width: 1024px) {
    .performance-showcase {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    .performance-image {
        order: -1;
    }
    .macbook-img {
        max-width: 380px;
    }
}

@media (max-width: 768px) {
    .services-grid-2col {
        grid-template-columns: 1fr;
    }
    .certifications-grid {
        grid-template-columns: 1fr;
    }
    .performance-text h3 {
        font-size: 1.7rem;
    }
}

.service-card i {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: block;
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

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

/* Section Diff */
.section-diff {
    background: radial-gradient(circle at 50% 50%, rgba(221, 255, 0, 0.03), transparent);
}

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

.diff-list {
    list-style: none;
}

.diff-item {
    margin-bottom: 2rem;
    display: flex;
    gap: 1rem;
}

.diff-item i {
    color: var(--primary);
    font-size: 1.5rem;
    margin-top: 0.2rem;
}

.diff-item h4 {
    margin-bottom: 0.5rem;
}

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

.diff-video-placeholder {
    aspect-ratio: 16/9;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
    overflow: hidden;
}

.diff-video-placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.5;
}

.diff-video-placeholder i {
    position: absolute;
    font-size: 4rem;
    color: var(--primary);
}

/* Section CTA */
.section-cta-container {
    text-align: center;
    padding: 6rem 2rem;
    background: linear-gradient(135deg, rgba(221, 255, 0, 0.1), transparent);
}

.section-cta-container h2 {
    font-size: 4rem;
    margin-bottom: 2rem;
}

.section-cta-container p {
    font-size: 1.5rem;
    margin-bottom: 3rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
    opacity: 0.8;
}

/* Form Elements */
.form-group {
    margin-bottom: 2rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.8rem;
    letter-spacing: 0.05em;
    color: var(--text-secondary);
}

input, textarea, .select-custom {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    padding: 1.2rem;
    border-radius: 12px;
    color: #fff;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition-standard);
    display: block;
}

input:focus, textarea:focus, .select-custom:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
    box-shadow: 0 0 15px var(--primary-glow);
}

.select-custom option {
    background: var(--surface);
    color: white;
}

/* Section Methodology */
.section-methodology {
    background: var(--surface);
    padding: 8rem 0;
}

.methodology-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.methodology-container h2 {
    font-size: 2.5rem;
    margin-bottom: 4rem;
}

.triad-card {
    padding: 2rem;
    border-color: rgba(221, 255, 0, 0.3) !important;
}

.triad-card i {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1rem;
}

.triad-card h4 {
    margin-bottom: 1rem;
}

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

.select-custom {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.2rem;
    color: #fff;
    font-family: inherit;
    transition: var(--transition-standard);
}

input:focus, textarea:focus, .select-custom:focus {
    outline: none;
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.select-custom option {
    background: var(--surface);
    color: white;
}

/* Footer */
footer .logo img {
    height: 30px;
    opacity: 0.5;
    margin-bottom: 2rem;
}

.footer-logo {
    height: 30px;
    opacity: 0.5;
    margin-bottom: 2rem;
}

.footer-text {
    color: var(--text-secondary);
    font-size: 0.8rem;
}

/* Custom Interactive Button */
.container-botao-wrapper {
    overflow: hidden;
    border-radius: 100px;
    display: inline-block;
}

.botao * {
    transition: 0.5s;
    font-size: 14px;
    font-weight: 600;
    font-family: "Inter", sans-serif;
    text-align: center;
}

.botao {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 8px;
    width: 100%;
    height: 100%;
    border-radius: 100px;
    background: linear-gradient(104deg, rgb(206, 212, 244) 0%, var(--primary) 100%);
    text-decoration: none;
}

.container-botao {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px 40px;
    width: 100%;
    height: 100%;
    border-radius: 100px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    overflow: hidden;
    background: rgba(0,0,0,0.3);
}

.wrapper-icones {
    display: flex;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
    position: absolute;
    top: 50%;
    left: 10px;
    transform: translate(0, -50%);
    border-radius: 50%;
    z-index: 2;
    background: linear-gradient(rgb(66, 211, 255) 0%, rgb(0, 60, 255) 100%);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}

.icone-1 {
    position: absolute;
    width: 6px;
    height: 6px;
    background: #fff;
    border-radius: 50%;
    z-index: 1;
}

.icone-2 {
    position: absolute;
    width: 12px;
    height: 12px;
    z-index: 1;
    opacity: 0;
    filter: invert(1);
}

.fundo-btn {
    position: absolute;
    left: 0;
    width: 0%;
    height: 100%;
    background: #fff;
    border-radius: 100px;
    transition: 0.5s;
    z-index: 0;
}

.texto-1 {
    color: #fff;
    z-index: 1;
    position: relative;
}

.texto-2 {
    position: absolute;
    color: #000;
    opacity: 0;
    transform: translateX(100%);
    z-index: 1;
    white-space: nowrap;
}

.botao:hover .fundo-btn {
    width: 100%;
}

.botao:hover .wrapper-icones {
    left: calc(100% - 38px);
}

.botao:hover .texto-1,
.botao:hover .icone-1 {
    opacity: 0;
}

.botao:hover .texto-2 {
    opacity: 1;
    transform: translateX(0%);
}

.botao:hover .icone-2 {
    opacity: 1;
}

/* Carousel Mask */
.clients-wrapper-outer {
    position: relative;
    overflow: hidden;
}

.clients-wrapper-outer::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 200px;
    height: 100%;
    background: linear-gradient(to right, var(--background), transparent);
    z-index: 2;
    pointer-events: none;
}

.clients-wrapper-outer::after {
    content: "";
    position: absolute;
    top: 0;
    right: 0;
    width: 200px;
    height: 100%;
    background: linear-gradient(to left, var(--background), transparent);
    z-index: 2;
    pointer-events: none;
}

/* Interactive Menu styles for Vanilla implementation */
.menu-highlight {
    position: absolute;
    border-radius: 1000px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.25);
    pointer-events: none;
    transition: transform 0.3s ease, width 0.3s ease, height 0.3s ease, opacity 0.2s ease;
    opacity: 0;
    z-index: 1;
}

.menu-highlight.is-visible {
    opacity: 1;
}

.nav-links {
    position: relative; /* Base for menu highlight */
}

/* Footer */
.main-footer {
    padding: 4rem 0;
    border-top: 1px solid var(--glass-border);
    text-align: center;
    background: var(--background);
    margin-top: 4rem;
}

.footer-logo-container img {
    max-width: 120px;
    margin-bottom: 1.5rem;
    filter: brightness(0) saturate(100%) invert(91%) sepia(91%) saturate(1478%) hue-rotate(352deg) brightness(101%) contrast(101%);
}

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

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.9);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    align-items: center;
    justify-content: center;
}

.modal.active {
    display: flex;
}

.modal-content {
    position: relative;
    max-width: 900px;
    width: 90%;
    padding: 1rem;
}

.close-modal {
    position: absolute;
    top: -40px;
    right: 0;
    color: #fff;
    font-size: 2rem;
    cursor: pointer;
}

.video-container-modal {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
}

.video-container-modal img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}