/* ===== RESET & BASE ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores baseadas no logo - ajustar conforme necessário */
    --primary-color: #1a1a1a;
    --secondary-color: #d4af37;
    --accent-color: #c9a961;
    --text-dark: #1a1a1a;
    --text-light: #ffffff;
    --text-gray: #666666;
    --bg-light: #f8f8f8;
    --bg-dark: #1a1a1a;
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 80px 0;
}

/* ===== HEADER & NAVIGATION ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    transition: var(--transition);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.navbar {
    padding: 15px 0;
}

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

.logo img {
    height: 60px;
    width: auto;
    transition: var(--transition);
}

.logo img:hover {
    transform: scale(1.05);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    position: relative;
    padding: 5px 0;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary-color);
    transition: var(--transition);
}

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

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--secondary-color);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 3px 0;
    transition: var(--transition);
}

/* ===== HERO SECTION ===== */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
    overflow: hidden;
}

.hero-slider::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 150px;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.3), transparent);
    z-index: 1;
    pointer-events: none;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    opacity: 0;
    transform: scale(1.1);
    transition: opacity 1.5s ease-in-out, transform 8s ease-out;
}

.slide.active {
    opacity: 1;
    animation: kenBurns 8s ease-out forwards;
}

@keyframes kenBurns {
    0% {
        transform: scale(1);
    }
    100% {
        transform: scale(1.15);
    }
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.7), rgba(212, 175, 55, 0.3));
    z-index: 1;
}

.hero-overlay::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(
        45deg,
        transparent 30%,
        rgba(212, 175, 55, 0.1) 50%,
        transparent 70%
    );
    animation: shimmer 3s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%) translateY(-100%) rotate(45deg);
    }
    100% {
        transform: translateX(100%) translateY(100%) rotate(45deg);
    }
}

/* ===== SLIDER CONTROLS ===== */
.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    color: white;
    padding: 15px 20px;
    cursor: pointer;
    z-index: 3;
    transition: var(--transition);
    backdrop-filter: blur(5px);
    font-size: 20px;
}

.slider-btn:hover {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--text-dark);
    transform: scale(1.1);
    box-shadow: 0 0 20px rgba(212, 175, 55, 0.5);
}

.slider-btn.prev {
    left: 30px;
}

.slider-btn.next {
    right: 30px;
}

.slider-dots {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 15px;
    z-index: 3;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid transparent;
}

.dot.active {
    background: var(--secondary-color);
    transform: scale(1.3);
    box-shadow: 0 0 15px rgba(212, 175, 55, 0.8);
    border-color: var(--secondary-color);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 15px rgba(212, 175, 55, 0.8);
    }
    50% {
        box-shadow: 0 0 25px rgba(212, 175, 55, 1);
    }
}

.dot:hover {
    background: rgba(212, 175, 55, 0.7);
    transform: scale(1.2);
    border-color: var(--secondary-color);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--text-light);
    max-width: 800px;
    padding: 0 20px;
}

.hero-title {
    font-size: 72px;
    font-weight: 700;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 3px;
    background: linear-gradient(135deg, var(--text-light), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
    font-weight: 300;
    letter-spacing: 1px;
}

.hero-info {
    display: flex;
    justify-content: center;
    gap: 40px;
    margin-bottom: 40px;
    font-size: 18px;
}

.hero-info p {
    display: flex;
    align-items: center;
    gap: 10px;
}

.hero-info i {
    color: var(--secondary-color);
}

/* ===== ANIMATIONS ===== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 1s ease-out;
}

.fade-in-delay {
    animation: fadeIn 1s ease-out 0.3s backwards;
}

.fade-in-delay-2 {
    animation: fadeIn 1s ease-out 0.6s backwards;
}

.fade-in-delay-3 {
    animation: fadeIn 1s ease-out 0.9s backwards;
}

/* ===== SCROLL INDICATOR ===== */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.mouse {
    width: 30px;
    height: 50px;
    border: 2px solid var(--secondary-color);
    border-radius: 20px;
    position: relative;
}

.mouse::before {
    content: '';
    width: 6px;
    height: 10px;
    background: var(--secondary-color);
    position: absolute;
    top: 10px;
    left: 50%;
    transform: translateX(-50%);
    border-radius: 3px;
    animation: scroll 2s infinite;
}

@keyframes scroll {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(20px);
    }
}

/* ===== BUTTONS ===== */
.btn-primary,
.btn-secondary {
    display: inline-block;
    padding: 15px 40px;
    text-decoration: none;
    font-weight: 600;
    border-radius: 50px;
    transition: var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background: var(--secondary-color);
    color: var(--text-dark);
    border-color: var(--secondary-color);
}

.btn-primary:hover {
    background: transparent;
    color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border-color: var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--text-light);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(26, 26, 26, 0.3);
}

/* ===== SECTION HEADERS ===== */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    font-weight: 700;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.text-white {
    color: var(--text-light) !important;
}

.title-underline {
    width: 80px;
    height: 4px;
    background: var(--secondary-color);
    margin: 0 auto 20px;
}

.section-description {
    font-size: 18px;
    color: var(--text-gray);
    max-width: 700px;
    margin: 0 auto;
}

.lead {
    font-size: 20px;
    font-weight: 500;
    margin-bottom: 20px;
}

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

.bg-light {
    background: var(--bg-light);
}

.bg-dark {
    background: var(--bg-dark);
}

/* ===== PAGE HERO ===== */
.page-hero {
    height: 50vh;
    min-height: 400px;
    background: linear-gradient(135deg, rgba(26, 26, 26, 0.9), rgba(212, 175, 55, 0.3)),
                url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800"><rect fill="%231a1a1a" width="1200" height="800"/></svg>');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    margin-top: 90px;
}

.page-title {
    font-size: 56px;
    font-weight: 700;
    color: var(--text-light);
    margin-bottom: 15px;
}

.page-subtitle {
    font-size: 20px;
    color: var(--text-light);
    font-weight: 300;
}

/* ===== ABOUT SECTION ===== */
.about-preview {
    background: var(--text-light);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-gray);
    line-height: 1.8;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.stat-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
    z-index: 2;
}

.stat-number {
    font-size: 48px;
    font-weight: 700;
    color: var(--secondary-color);
    margin-bottom: 10px;
}

.stat-label {
    font-size: 16px;
    color: var(--text-gray);
}

/* ===== SERVICES ===== */
.services {
    background: var(--bg-light);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
    padding: 10px;
}

.service-card {
    background: var(--text-light);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 25px;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    transform: rotateY(360deg);
}

.service-icon i {
    font-size: 36px;
    color: var(--text-light);
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* ===== VALUES ===== */
.values {
    background: var(--bg-dark);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
}

.value-item {
    text-align: center;
    padding: 30px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 10px;
    transition: var(--transition);
    border: 1px solid rgba(212, 175, 55, 0.2);
}

.value-item:hover {
    background: rgba(212, 175, 55, 0.1);
    transform: translateY(-5px);
}

.value-item i {
    font-size: 40px;
    color: var(--secondary-color);
    margin-bottom: 15px;
}

.value-item h3 {
    font-size: 18px;
    color: var(--text-light);
    font-weight: 500;
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: 80px 0;
    text-align: center;
    color: var(--text-light);
}

.cta-section h2 {
    font-size: 42px;
    margin-bottom: 20px;
}

.cta-section p {
    font-size: 20px;
    margin-bottom: 30px;
    opacity: 0.9;
}

/* ===== FOOTER ===== */
.footer {
    background: var(--bg-dark);
    color: var(--text-light);
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-col h4 {
    font-size: 20px;
    margin-bottom: 20px;
    color: var(--secondary-color);
}

.footer-logo {
    height: 60px;
    margin-bottom: 20px;
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.6;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-col ul li a:hover {
    color: var(--secondary-color);
    padding-left: 5px;
}

.contact-info li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    color: rgba(255, 255, 255, 0.7);
}

.contact-info i {
    color: var(--secondary-color);
    margin-top: 3px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: rgba(255, 255, 255, 0.5);
}

/* ===== ABOUT PAGE ===== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.about-image .image-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.about-image .image-placeholder i {
    font-size: 120px;
    color: rgba(255, 255, 255, 0.3);
}

.about-text h2 {
    font-size: 36px;
    margin-bottom: 15px;
}

.company-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 20px;
    margin-top: 30px;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 8px;
}

.info-item i {
    font-size: 32px;
    color: var(--secondary-color);
}

.info-item strong {
    display: block;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.info-item p {
    color: var(--text-gray);
    margin: 0;
}

/* ===== MVV SECTION ===== */
.mvv-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    padding: 10px;
}

.mvv-card {
    background: var(--text-light);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.mvv-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.mvv-icon {
    width: 70px;
    height: 70px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 25px;
}

.mvv-icon i {
    font-size: 32px;
    color: var(--text-light);
}

.mvv-card h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.mvv-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

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

.values-list li {
    padding: 10px 0;
    color: var(--text-gray);
    display: flex;
    align-items: center;
    gap: 10px;
}

.values-list i {
    color: var(--secondary-color);
}

/* ===== SERVICES PAGE ===== */
.service-card-detailed {
    background: var(--text-light);
    padding: 50px 40px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    border: 2px solid transparent;
    position: relative;
    z-index: 1;
}

.service-card-detailed:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    border-color: var(--secondary-color);
    z-index: 2;
}

.service-icon-large {
    width: 100px;
    height: 100px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 30px;
    transition: var(--transition);
}

.service-card-detailed:hover .service-icon-large {
    transform: scale(1.1) rotate(360deg);
}

.service-icon-large i {
    font-size: 48px;
    color: var(--text-light);
}

.service-card-detailed h3 {
    font-size: 28px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.service-card-detailed p {
    color: var(--text-gray);
    line-height: 1.8;
    font-size: 16px;
}

/* ===== MATERIALS ===== */
.materials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 25px;
}

.material-item {
    background: var(--text-light);
    padding: 30px 20px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 3px 15px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
    cursor: pointer;
    overflow: visible;
}

.material-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
    z-index: 10;
}

.material-preview {
    position: absolute;
    top: -220px;
    left: 50%;
    transform: translateX(-50%) scale(0);
    width: 220px;
    height: 220px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
    padding: 10px;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    pointer-events: none;
    z-index: 100;
    border: 4px solid var(--secondary-color);
}

.material-preview::before {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-top: 12px solid var(--secondary-color);
}

.material-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

.material-item:hover .material-preview {
    transform: translateX(-50%) scale(1) rotate(2deg);
    opacity: 1;
}

.material-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.material-icon i {
    font-size: 28px;
    color: var(--text-light);
}

.material-item h4 {
    font-size: 18px;
    color: var(--text-dark);
}

/* ===== MATERIAL MODAL ===== */
.material-modal {
    display: none;
    position: fixed;
    z-index: 9999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

.material-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    position: relative;
    background: white;
    padding: 30px;
    border-radius: 20px;
    max-width: 90%;
    max-height: 90%;
    text-align: center;
    animation: zoomIn 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.modal-content img {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 15px;
    margin-bottom: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.modal-content h3 {
    color: var(--text-dark);
    font-size: 28px;
    margin-top: 15px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 25px;
    font-size: 40px;
    font-weight: bold;
    color: var(--text-dark);
    cursor: pointer;
    transition: var(--transition);
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.05);
}

.modal-close:hover {
    background: var(--secondary-color);
    color: white;
    transform: rotate(90deg);
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes zoomIn {
    from {
        transform: scale(0.5);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* ===== PARTNERS & CLIENTS ===== */
.partners {
    overflow: hidden;
}

.partners-slider {
    width: 100%;
    overflow: hidden;
    padding: 40px 0;
    position: relative;
}

.partners-slider::before,
.partners-slider::after {
    content: '';
    position: absolute;
    top: 0;
    width: 100px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}

.partners-slider::before {
    left: 0;
    background: linear-gradient(to right, rgba(245, 245, 245, 1), transparent);
}

.partners-slider::after {
    right: 0;
    background: linear-gradient(to left, rgba(245, 245, 245, 1), transparent);
}

.partners-track {
    display: flex;
    gap: 60px;
    animation: scroll 30s linear infinite;
    width: fit-content;
}

.partners-track:hover {
    animation-play-state: paused;
}

@keyframes scroll {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-50%);
    }
}

.partner-logo {
    flex-shrink: 0;
    width: 200px;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: white;
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.partner-logo::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(212, 175, 55, 0.2), transparent);
    transition: left 0.5s;
}

.partner-logo:hover::before {
    left: 100%;
}

.partner-logo:hover {
    transform: translateY(-5px) scale(1.05);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

.partner-logo img {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    filter: grayscale(100%);
    opacity: 0.7;
    transition: var(--transition);
}

.partner-logo:hover img {
    filter: grayscale(0%);
    opacity: 1;
    transform: scale(1.1);
}

.logo-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--text-gray);
    transition: var(--transition);
}

.partner-logo:hover .logo-placeholder {
    color: var(--secondary-color);
}

.logo-placeholder i {
    font-size: 40px;
}

.logo-placeholder span {
    font-size: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ===== DIFFERENTIALS ===== */
.differentials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    padding: 10px;
}

.differential-card {
    background: var(--text-light);
    padding: 40px 30px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    position: relative;
    z-index: 1;
}

.differential-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.differential-card i {
    font-size: 48px;
    color: var(--secondary-color);
    margin-bottom: 20px;
}

.differential-card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.differential-card p {
    color: var(--text-gray);
    line-height: 1.6;
}

/* ===== PROJECTS ===== */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
    padding: 10px;
}

.project-card {
    background: var(--text-light);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.project-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.project-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.project-card:hover .image-placeholder {
    transform: scale(1.1);
}

.project-image .image-placeholder i {
    font-size: 80px;
    color: rgba(255, 255, 255, 0.3);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(26, 26, 26, 0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-overlay h3 {
    color: var(--text-light);
    font-size: 24px;
    margin-bottom: 10px;
}

.project-overlay p {
    color: var(--secondary-color);
    font-size: 16px;
}

.project-info {
    padding: 25px;
}

.project-info h4 {
    font-size: 22px;
    margin-bottom: 15px;
    color: var(--text-dark);
}

.project-location,
.project-category {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-gray);
    margin-bottom: 8px;
    font-size: 14px;
}

.project-location i,
.project-category i {
    color: var(--secondary-color);
}

/* ===== PROJECT PREVIEW (on hover) ===== */
.project-preview {
    position: absolute;
    top: -220px;
    left: 50%;
    transform: translateX(-50%) scale(0);
    width: 280px;
    height: 200px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 15px 50px rgba(0, 0, 0, 0.4);
    padding: 10px;
    z-index: 100;
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    border: 4px solid var(--secondary-color);
    pointer-events: none;
}

.project-preview::before {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 0;
    border-left: 12px solid transparent;
    border-right: 12px solid transparent;
    border-top: 12px solid var(--secondary-color);
}

.project-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 10px;
}

.project-card:hover .project-preview {
    transform: translateX(-50%) scale(1) rotate(2deg);
    opacity: 1;
}

.view-gallery {
    display: block;
    margin-top: 15px;
    padding: 8px 16px;
    background: var(--secondary-color);
    color: var(--primary-color);
    border-radius: 20px;
    font-size: 14px;
    font-weight: 600;
    transition: var(--transition);
}

.view-gallery:hover {
    background: var(--accent-color);
    transform: scale(1.05);
}

.project-overlay img {
    max-width: 120px;
    max-height: 60px;
    object-fit: contain;
    margin-bottom: 10px;
}

/* ===== PROJECT GALLERY MODAL ===== */
.project-gallery-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.project-gallery-modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-modal-content {
    position: relative;
    width: 95%;
    max-width: 1200px;
    max-height: 95vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px;
}

.gallery-close {
    position: absolute;
    top: -10px;
    right: 10px;
    color: white;
    font-size: 50px;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10001;
}

.gallery-close:hover {
    color: var(--secondary-color);
    transform: rotate(90deg);
}

.gallery-title {
    color: white;
    font-size: 28px;
    margin-bottom: 20px;
    text-align: center;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gallery-main {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 20px;
    width: 100%;
    flex: 1;
    min-height: 0;
}

.gallery-image-container {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    max-height: 60vh;
    overflow: hidden;
}

.gallery-image-container img {
    max-width: 100%;
    max-height: 60vh;
    object-fit: contain;
    border-radius: 15px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    animation: zoomIn 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

.gallery-nav {
    background: rgba(255, 255, 255, 0.1);
    border: 2px solid var(--secondary-color);
    color: var(--secondary-color);
    width: 60px;
    height: 60px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.gallery-nav:hover {
    background: var(--secondary-color);
    color: var(--primary-color);
    transform: scale(1.1);
}

.gallery-counter {
    color: white;
    font-size: 16px;
    margin: 15px 0;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
}

.gallery-thumbnails {
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
    max-width: 100%;
    padding: 10px 0;
}

.gallery-thumbnail {
    width: 80px;
    height: 60px;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    opacity: 0.5;
    transition: var(--transition);
    border: 3px solid transparent;
}

.gallery-thumbnail:hover {
    opacity: 0.8;
    transform: translateY(-3px);
}

.gallery-thumbnail.active {
    opacity: 1;
    border-color: var(--secondary-color);
    box-shadow: 0 5px 20px rgba(212, 175, 55, 0.4);
}

.gallery-thumbnail img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

/* ===== GALLERY ===== */
.gallery-filters {
    display: flex;
    justify-content: center;
    gap: 15px;
    margin-bottom: 50px;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 12px 30px;
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    transition: var(--transition);
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--secondary-color);
    border-color: var(--secondary-color);
    color: var(--text-dark);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 35px;
    padding: 10px;
}

.gallery-item {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    z-index: 1;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.15);
    z-index: 2;
}

.gallery-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.gallery-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

.gallery-image .image-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.gallery-item:hover .image-placeholder {
    transform: scale(1.1);
}

.gallery-image .image-placeholder i {
    font-size: 80px;
    color: rgba(255, 255, 255, 0.3);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    background: linear-gradient(to top, rgba(26, 26, 26, 0.95), transparent);
    padding: 30px 20px 20px;
    transform: translateY(100%);
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    color: var(--text-light);
    font-size: 20px;
    margin-bottom: 5px;
}

.gallery-overlay p {
    color: var(--secondary-color);
    font-size: 14px;
}

/* ===== CONTACT PAGE ===== */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

.contact-info-section h2,
.contact-form-section h2 {
    font-size: 32px;
    margin-bottom: 15px;
}

.contact-details {
    margin-top: 30px;
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 10px;
    transition: var(--transition);
}

.contact-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon i {
    font-size: 24px;
    color: var(--text-light);
}

.contact-text h4 {
    font-size: 18px;
    margin-bottom: 8px;
    color: var(--text-dark);
}

.contact-text p {
    color: var(--text-gray);
    line-height: 1.6;
    margin: 0;
}

.team-contacts {
    margin-top: 40px;
}

.team-contacts h3 {
    font-size: 24px;
    margin-bottom: 20px;
    color: var(--text-dark);
}

.team-member {
    display: flex;
    gap: 20px;
    padding: 20px;
    background: var(--bg-light);
    border-radius: 10px;
    margin-bottom: 20px;
}

.team-member i {
    font-size: 40px;
    color: var(--secondary-color);
}

.team-member strong {
    display: block;
    font-size: 18px;
    margin-bottom: 5px;
    color: var(--text-dark);
}

.team-member p {
    color: var(--text-gray);
    margin: 3px 0;
    font-size: 14px;
}

/* ===== CONTACT FORM ===== */
.contact-form {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 10px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 16px;
    font-family: inherit;
    transition: var(--transition);
    background: var(--text-light);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--secondary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

.contact-form button {
    width: 100%;
    padding: 15px;
    background: var(--secondary-color);
    color: var(--text-dark);
    border: none;
    border-radius: 50px;
    font-size: 18px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
}

.contact-form button:hover {
    background: var(--accent-color);
    transform: translateY(-3px);
    box-shadow: 0 10px 30px rgba(212, 175, 55, 0.3);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 56px;
    }

    .about-content,
    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

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

    .partner-logo {
        width: 180px;
        height: 100px;
    }

    .partners-track {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 90px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 90px);
        background: rgba(255, 255, 255, 0.98);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: 50px 0;
        gap: 20px;
        transition: var(--transition);
    }

    .nav-menu.active {
        left: 0;
    }

    .hero {
        height: 100vh;
    }

    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 18px;
    }

    .hero-info {
        flex-direction: column;
        gap: 15px;
    }

    .page-title {
        font-size: 36px;
    }

    .section-title {
        font-size: 32px;
    }

    .about-stats {
        grid-template-columns: 1fr;
    }

    .services-grid,
    .projects-grid,
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .values-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .mvv-grid,
    .differentials-grid {
        grid-template-columns: 1fr;
    }

    .materials-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .cta-section h2 {
        font-size: 32px;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 32px;
        letter-spacing: 1px;
    }

    .hero-subtitle {
        font-size: 16px;
    }

    .page-title {
        font-size: 28px;
    }

    .section-title {
        font-size: 26px;
    }

    .btn-primary,
    .btn-secondary {
        padding: 12px 30px;
        font-size: 14px;
    }

    .values-grid {
        grid-template-columns: 1fr;
    }

    .materials-grid {
        grid-template-columns: 1fr;
    }

    .stat-number {
        font-size: 36px;
    }

    .logo img {
        height: 50px;
    }

    .contact-form {
        padding: 25px;
    }

    .team-member {
        flex-direction: column;
        text-align: center;
    }

    .slider-btn {
        padding: 10px 15px;
        font-size: 16px;
    }

    .slider-btn.prev {
        left: 10px;
    }

    .slider-btn.next {
        right: 10px;
    }

    .slider-dots {
        bottom: 80px;
    }

    .partner-logo {
        width: 150px;
        height: 90px;
    }

    .logo-placeholder i {
        font-size: 30px;
    }

    .logo-placeholder span {
        font-size: 12px;
    }

    .partners-track {
        gap: 30px;
    }

    .material-preview {
        width: 180px;
        height: 180px;
        top: -200px;
    }

    .project-preview {
        width: 200px;
        height: 140px;
        top: -160px;
    }

    .gallery-nav {
        width: 45px;
        height: 45px;
        font-size: 18px;
    }

    .gallery-title {
        font-size: 20px;
    }

    .gallery-thumbnail {
        width: 60px;
        height: 45px;
    }

    .gallery-image-container img {
        max-height: 50vh;
    }

    .view-gallery {
        font-size: 12px;
        padding: 6px 12px;
    }
}

/* ===== UTILITY CLASSES ===== */
.hidden {
    display: none;
}

.visible {
    display: block;
}

/* ===== SMOOTH SCROLLING ===== */
@media (prefers-reduced-motion: no-preference) {
    html {
        scroll-behavior: smooth;
    }
}

/* ===== LOADING ANIMATION ===== */
@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.5;
    }
}

.loading {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* ===== CHRISTMAS EFFECTS ===== */

/* Snowfall Container */
.snowfall {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 9998;
}

/* Individual Snowflake */
.snowflake {
    position: absolute;
    color: white;
    font-size: 1em;
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.9), 0 0 15px rgba(255, 255, 255, 0.5);
    user-select: none;
    pointer-events: none;
    will-change: transform;
}

.snowflake.fall {
    animation: snowfall-down linear forwards;
}

.snowflake.sway {
    animation: snowfall-sway linear forwards;
}

@keyframes snowfall-down {
    0% {
        transform: translateY(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(calc(100vh + 20px)) rotate(360deg);
        opacity: 0.3;
    }
}

@keyframes snowfall-sway {
    0% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 1;
    }
    25% {
        transform: translateY(25vh) translateX(25px) rotate(90deg);
    }
    50% {
        transform: translateY(50vh) translateX(-25px) rotate(180deg);
    }
    75% {
        transform: translateY(75vh) translateX(25px) rotate(270deg);
    }
    100% {
        transform: translateY(calc(100vh + 20px)) translateX(0) rotate(360deg);
        opacity: 0.3;
    }
}

/* Christmas Popup Modal */
.christmas-popup {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: fadeIn 0.5s ease;
}

.christmas-popup.hidden {
    display: none;
}

.christmas-popup-content {
    position: relative;
    max-width: 90%;
    max-height: 90vh;
    animation: christmasPopIn 0.8s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

@keyframes christmasPopIn {
    0% {
        transform: scale(0) rotate(-10deg);
        opacity: 0;
    }
    50% {
        transform: scale(1.1) rotate(5deg);
    }
    100% {
        transform: scale(1) rotate(0deg);
        opacity: 1;
    }
}

.christmas-popup-image {
    max-width: 100%;
    max-height: 85vh;
    border-radius: 20px;
    box-shadow: 0 0 60px rgba(255, 215, 0, 0.5),
                0 0 100px rgba(255, 0, 0, 0.3),
                0 0 150px rgba(0, 255, 0, 0.2);
    animation: christmasPulse 2s ease-in-out infinite;
}

@keyframes christmasPulse {
    0%, 100% {
        box-shadow: 0 0 60px rgba(255, 215, 0, 0.5),
                    0 0 100px rgba(255, 0, 0, 0.3),
                    0 0 150px rgba(0, 255, 0, 0.2);
        transform: scale(1);
    }
    50% {
        box-shadow: 0 0 80px rgba(255, 215, 0, 0.8),
                    0 0 120px rgba(255, 0, 0, 0.5),
                    0 0 180px rgba(0, 255, 0, 0.4);
        transform: scale(1.02);
    }
}

.christmas-close {
    position: absolute;
    top: -15px;
    right: -15px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #c41e3a, #8b0000);
    border: 3px solid #ffd700;
    border-radius: 50%;
    color: white;
    font-size: 28px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    z-index: 100000;
}

.christmas-close:hover {
    background: linear-gradient(135deg, #ff0000, #c41e3a);
    transform: scale(1.1) rotate(90deg);
    box-shadow: 0 0 30px rgba(255, 215, 0, 0.6);
}

/* Christmas Lights Border Effect */
.christmas-popup-content::before {
    content: '';
    position: absolute;
    top: -8px;
    left: -8px;
    right: -8px;
    bottom: -8px;
    border-radius: 25px;
    background: linear-gradient(90deg,
        #ff0000, #00ff00, #ffd700, #ff0000, #00ff00, #ffd700, #ff0000);
    background-size: 200% 100%;
    z-index: -1;
    animation: christmasLights 3s linear infinite;
}

@keyframes christmasLights {
    0% {
        background-position: 0% 50%;
    }
    100% {
        background-position: 200% 50%;
    }
}

/* Sparkle effect around popup */
.christmas-sparkle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: #ffd700;
    border-radius: 50%;
    animation: sparkle 1.5s ease-in-out infinite;
}

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

/* Responsive Christmas Popup */
@media (max-width: 768px) {
    .christmas-popup-content {
        max-width: 95%;
        padding: 10px;
    }

    .christmas-popup-image {
        max-height: 70vh;
        border-radius: 15px;
    }

    .christmas-close {
        width: 40px;
        height: 40px;
        font-size: 22px;
        top: -10px;
        right: -10px;
    }
}

@media (max-width: 480px) {
    .christmas-popup-image {
        max-height: 60vh;
        border-radius: 10px;
    }

    .christmas-close {
        width: 35px;
        height: 35px;
        font-size: 18px;
        top: -8px;
        right: -8px;
    }
}