/* ============================================
   GiordanoTec - Modern Professional Website
   ============================================ */

/* CSS Variables */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --gold-color: #f39c12;
    --dark-bg: #1a1a1a;
    --light-bg: #f8f9fa;
    --text-dark: #2c3e50;
    --text-light: #ecf0f1;
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-secondary: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    --gradient-dark: linear-gradient(135deg, #1a1a1a 0%, #2c3e50 100%);
    --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
    --shadow-md: 0 4px 16px rgba(0,0,0,0.15);
    --shadow-lg: 0 8px 32px rgba(0,0,0,0.2);
    --transition: all 0.3s ease;
}

/* Reset & Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

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

ul {
    list-style: none;
}

.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Language Switcher */
.language-switcher {
    position: fixed;
    top: 10px;
    right: 14px;
    z-index: 1001;
    display: flex;
    gap: 2px;
    background: rgba(0,0,0,0.55);
    padding: 3px 5px;
    border-radius: 6px;
    backdrop-filter: blur(8px);
}

.lang-btn {
    padding: 2px 7px;
    border: none;
    background: transparent;
    color: rgba(255,255,255,0.6);
    font-weight: 400;
    border-radius: 4px;
    cursor: pointer;
    transition: var(--transition);
    font-size: 10px;
    letter-spacing: 0.5px;
}

.lang-btn:hover {
    color: white;
}

.lang-btn.active {
    background: var(--gradient-primary);
    color: white;
    font-weight: 600;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: #000000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.8);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

/* Row 1: tagline centered — now removed from navbar */
.nav-tagline-row {
    display: none;
}

/* Row 2: logo left, nav right */
.nav-main-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 0;
}

/* Keep old .nav-wrapper selector harmless */
.nav-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* old tagline — no longer used but keep rule safe */
.nav-services-tagline {
    display: none;
}

.logo img {
    height: 60px;
    width: auto;
    transition: var(--transition);
    filter: drop-shadow(0 0 10px rgba(103, 58, 183, 0.5));
}

.nav-menu {
    display: flex;
    gap: 30px;
    align-items: center;
}

.nav-menu a {
    font-weight: 500;
    color: white;
    position: relative;
    padding: 5px 0;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

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

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

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

.nav-menu a.active {
    font-weight: 600;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: white;
    border-radius: 3px;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #000000;
    color: white;
    text-align: center;
    overflow: hidden;
}

/* Hero Slider */
.hero-slider {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.hero-slide.active {
    opacity: 1;
}

.hero-slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

/* Slider Navigation */
.slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: white;
    border: 2px solid rgba(255, 255, 255, 0.3);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
    font-size: 1.2rem;
    backdrop-filter: blur(5px);
}

.slider-nav:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-50%) scale(1.1);
}

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

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

/* Slider Dots */
.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 12px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    border: 2px solid rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot:hover {
    background: rgba(255, 255, 255, 0.5);
}

.dot.active {
    background: white;
    border-color: white;
    transform: scale(1.2);
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
                rgba(0,0,0,0.3) 0%, 
                rgba(0,0,0,0.5) 50%,
                rgba(0,0,0,0.7) 100%);
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1000px;
    padding: 80px 20px;
    animation: fadeInUp 1s ease;
}

.hero-tagline {
    font-size: 0.72rem;
    font-weight: 300;
    letter-spacing: 2px;
    color: rgba(255,255,255,0.65);
    text-transform: uppercase;
    margin-bottom: 16px;
}

/* 3D Decorative Elements */
.hero-3d-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1;
    pointer-events: none;
}

.sphere {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255,215,0,0.3) 0%, rgba(255,185,0,0.1) 100%);
    box-shadow: 0 20px 60px rgba(255,215,0,0.3),
                inset 0 0 50px rgba(255,215,0,0.2);
    animation: float 6s ease-in-out infinite;
}

.sphere-1 {
    width: 80px;
    height: 80px;
    bottom: 15%;
    left: 10%;
    animation-delay: 0s;
    background: linear-gradient(135deg, rgba(255,215,0,0.4) 0%, rgba(255,165,0,0.2) 100%);
}

.sphere-2 {
    width: 400px;
    height: 400px;
    top: 10%;
    left: -100px;
    background: linear-gradient(145deg, 
                rgba(150,150,150,0.15) 0%, 
                rgba(100,100,100,0.05) 50%,
                rgba(255,215,0,0.1) 100%);
    box-shadow: 0 30px 80px rgba(0,0,0,0.5),
                inset -20px -20px 60px rgba(0,0,0,0.3),
                inset 20px 20px 60px rgba(255,255,255,0.05);
    animation-delay: 1s;
}

.sphere-3 {
    width: 350px;
    height: 350px;
    bottom: -50px;
    right: -80px;
    background: linear-gradient(145deg, 
                rgba(60,60,60,0.2) 0%, 
                rgba(40,40,40,0.1) 50%,
                rgba(255,215,0,0.08) 100%);
    box-shadow: 0 30px 80px rgba(0,0,0,0.5),
                inset -10px -10px 40px rgba(0,0,0,0.4),
                inset 10px 10px 40px rgba(255,255,255,0.03);
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(5deg);
    }
}

.hero-title {
    font-size: clamp(0.95rem, 1.8vw, 1.4rem);
    font-weight: 300;
    margin-bottom: 0;
    line-height: 1.8;
    color: rgba(255,255,255,0.9);
    max-width: 1000px;
    margin-left: auto;
    margin-right: auto;
    letter-spacing: 0.3px;
}

.hero-title strong {
    font-weight: 600;
    color: white;
}

.hero-subtitle {
    font-size: clamp(0.9rem, 1.5vw, 1.1rem);
    margin-bottom: 40px;
    opacity: 0.8;
    font-weight: 300;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.hero-badges {
    display: flex;
    gap: 15px;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: 40px;
}

.badge {
    background: rgba(255, 255, 255, 0.1);
    padding: 10px 20px;
    border-radius: 25px;
    font-size: 0.9rem;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.badge i {
    margin-right: 8px;
    color: var(--gold-color);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 35px;
    border-radius: 30px;
    font-weight: 600;
    transition: var(--transition);
    display: inline-block;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--gradient-primary);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.4);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.6);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: var(--primary-color);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 2rem;
    color: white;
    opacity: 0.7;
    animation: bounce 2s infinite;
    z-index: 10;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 35px;
}

.section-header h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    margin-bottom: 10px;
    color: var(--text-dark);
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 3px;
    background: var(--gradient-primary);
    border-radius: 2px;
}

.section-header.light h2 {
    color: white;
}

.section-header p {
    color: #888;
    font-size: 0.95rem;
    font-weight: 300;
    margin-top: 18px;
}

.section-header.light p {
    color: rgba(255, 255, 255, 0.8);
}

/* Services Section */
.services {
    padding: 60px 0;
    background: var(--light-bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 18px;
}

.service-card {
    background: white;
    padding: 28px 22px;
    border-radius: 10px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 1px 6px rgba(0,0,0,0.07);
    position: relative;
    overflow: hidden;
    border: 1px solid rgba(0,0,0,0.05);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: var(--gradient-primary);
    transform: scaleX(0);
    transition: var(--transition);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 24px rgba(0,0,0,0.1);
}

.service-card.featured {
    background: var(--gradient-primary);
    color: white;
    border: none;
}

.service-card.featured h3,
.service-card.featured p {
    color: white;
}

.service-icon {
    width: 50px;
    height: 50px;
    margin: 0 auto 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    font-size: 1.2rem;
}

.service-card.featured .service-icon {
    background: rgba(255, 255, 255, 0.2);
}

.service-card h3 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 10px;
    color: var(--text-dark);
}

.service-card p {
    color: #888;
    line-height: 1.6;
    font-size: 0.85rem;
    font-weight: 300;
}

/* Featured Project */
/* Featured Teaser */
.featured-teaser {
    padding: 60px 0;
    background: #f8f8f8;
}

.featured-teaser .section-header {
    margin-bottom: 40px;
}

/* Four-column grid of project cards */
.teaser-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 28px;
}

.teaser-card {
    display: flex;
    flex-direction: column;
    background: white;
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 2px 14px rgba(0,0,0,0.07);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.teaser-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 28px rgba(0,0,0,0.12);
}

@media (max-width: 1200px) {
    .teaser-grid {
       grid-template-columns: repeat(2, 1fr);
    }
}

.teaser-img {
    width: 100%;
    height: 220px;
    overflow: hidden;
}

.teaser-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.teaser-card:hover .teaser-img img {
    transform: scale(1.04);
}

.teaser-body {
    padding: 28px 28px 32px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.teaser-label {
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: #1565c0;
    display: block;
    margin-bottom: 10px;
}

.teaser-body h2 {
    font-size: 1.35rem;
    font-weight: 600;
    color: #1a1a1a;
    margin-bottom: 12px;
    line-height: 1.3;
}

.teaser-body p {
    font-size: 0.85rem;
    color: #666;
    font-weight: 300;
    line-height: 1.8;
    margin-bottom: 24px;
    flex: 1;
}

@media (max-width: 768px) {
    .teaser-grid {
        grid-template-columns: 1fr;
    }
}

/* Gallery Section */
.gallery {
    padding: 100px 0;
    background: white;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 25px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    cursor: pointer;
    aspect-ratio: 4/3;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-primary);
    opacity: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
    color: white;
    padding: 20px;
    text-align: center;
}

.gallery-item:hover .gallery-overlay {
    opacity: 0.95;
}

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

.gallery-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.gallery-overlay p {
    margin-bottom: 20px;
    opacity: 0.9;
}

.gallery-btn {
    background: white;
    color: var(--primary-color);
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    cursor: pointer;
    font-size: 1.2rem;
    transition: var(--transition);
}

.gallery-btn:hover {
    transform: scale(1.1);
}

/* Video Gallery */
.video-gallery {
    padding: 100px 0;
    background: var(--light-bg);
}

.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.video-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.video-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
}

.video-thumbnail {
    aspect-ratio: 16/9;
    background: var(--gradient-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 4rem;
    color: white;
    cursor: pointer;
}

.video-card h4 {
    padding: 20px 20px 10px;
    font-size: 1.2rem;
}

.video-card p {
    padding: 0 20px 20px;
    color: #666;
}

.cta-box {
    text-align: center;
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-md);
}

.cta-box p {
    font-size: 1.3rem;
    margin-bottom: 25px;
    color: var(--text-dark);
}

/* Testimonials */
.testimonials {
    padding: 56px 0;
    background: white;
}

.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 16px;
    margin: 0 auto 12px;
}

.testimonial-card {
    background: var(--light-bg);
    padding: 22px;
    border-radius: 10px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
}

.stars {
    color: var(--gold-color);
    margin-bottom: 10px;
    font-size: 0.9rem;
}

.testimonial-text {
    font-style: italic;
    color: #555;
    line-height: 1.6;
    margin-bottom: 14px;
    font-size: 0.95rem;
}

.testimonial-author h4 {
    color: var(--text-dark);
    margin-bottom: 3px;
    font-size: 1rem;
}

.testimonial-author span {
    color: #999;
    font-size: 0.82rem;
}

.testimonial-nav {
    display: flex;
    gap: 15px;
    justify-content: center;
}

.testimonial-prev,
.testimonial-next {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
}

.testimonial-nav {
    display: none;
}

.testimonial-prev:hover,
.testimonial-next:hover {
    transform: scale(1.1);
}

/* Statistics */
.stats {
    padding: 80px 0;
    background: var(--gradient-primary);
    color: white;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 40px;
    text-align: center;
}

.stat-item {
    padding: 20px;
}

.stat-number {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 10px;
    display: block;
}

.stat-label {
    font-size: 1.1rem;
    opacity: 0.9;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Contact Section */
.contact {
    padding: 100px 0;
    background: var(--light-bg);
}

.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 50px;
}

.contact-info {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
}

.contact-info h3 {
    font-size: 1.8rem;
    margin-bottom: 30px;
    color: var(--text-dark);
}

.contact-item {
    display: flex;
    gap: 20px;
    margin-bottom: 25px;
    align-items: flex-start;
}

.contact-item i {
    font-size: 1.5rem;
    color: var(--secondary-color);
    width: 30px;
}

.contact-item h4 {
    margin-bottom: 5px;
    color: var(--text-dark);
}

.contact-item a {
    color: var(--secondary-color);
}

.contact-item a:hover {
    text-decoration: underline;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--gradient-primary);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.social-links a:hover {
    transform: translateY(-5px);
}

/* Contact Form */
.contact-form {
    background: white;
    padding: 40px;
    border-radius: 15px;
    box-shadow: var(--shadow-sm);
}

.form-group {
    position: relative;
    margin-bottom: 30px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

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

.form-group label {
    position: absolute;
    top: 15px;
    left: 15px;
    color: #999;
    transition: var(--transition);
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
    top: -10px;
    left: 10px;
    background: white;
    padding: 0 5px;
    font-size: 0.85rem;
    color: var(--secondary-color);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.contact-form .btn {
    width: 100%;
}

/* Footer Banners */
.footer-banners {
    background: white;
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid #e0e0e0;
}

.footer-banners-content {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-bottom: 20px;
}

.footer-banner-link {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: var(--transition);
    position: relative;
}

.footer-banner-link::after {
    content: '>';
    margin-left: 10px;
    opacity: 0;
    transition: var(--transition);
}

.footer-banner-link:hover {
    color: var(--secondary-color);
}

.footer-banner-link:hover::after {
    opacity: 1;
    margin-left: 15px;
}

.footer-email {
    font-size: 1rem;
    color: #666;
}

.footer-email a {
    color: var(--secondary-color);
    text-decoration: underline;
}

/* Footer */
.footer {
    background: var(--dark-bg);
    color: var(--text-light);
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 40px;
}

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

.footer-logo p {
    opacity: 0.8;
}

.footer-links h4 {
    margin-bottom: 20px;
    font-size: 1.2rem;
}

.footer-links ul li {
    margin-bottom: 10px;
}

.footer-links a {
    opacity: 0.8;
    transition: var(--transition);
}

.footer-links a:hover {
    opacity: 1;
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

/* WhatsApp Float */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #25D366;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5);
    z-index: 999;
    transition: var(--transition);
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
}

.whatsapp-float img {
    width: 35px;
    height: 35px;
}

@keyframes pulse {
    0% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5); }
    50% { box-shadow: 0 4px 30px rgba(37, 211, 102, 0.8); }
    100% { box-shadow: 0 4px 20px rgba(37, 211, 102, 0.5); }
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 9999;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0,0,0,0.95);
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 80vh;
    object-fit: contain;
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 40px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

.modal-close:hover {
    color: #ccc;
}

.modal-caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 20px;
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: white;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    box-shadow: var(--shadow-md);
    transition: var(--transition);
    z-index: 998;
}

.back-to-top:hover {
    transform: translateY(-5px);
}

.back-to-top.show {
    display: flex;
}

/* Responsive Design */
@media (max-width: 968px) {
    .hamburger {
        display: flex;
    }

    .nav-tagline-row p,
    .nav-services-tagline p {
        font-size: 0.62rem;
        letter-spacing: 0.5px;
    }

    .nav-menu {
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: #000000;
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: var(--transition);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .project-step {
        flex-direction: column;
    }

    .step-number {
        font-size: 3rem;
    }

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

    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .social-links {
        justify-content: center;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }

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

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

    .language-switcher {
        top: 10px;
        right: 10px;
    }

    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 20px;
        right: 20px;
    }

    .whatsapp-float img {
        width: 28px;
        height: 28px;
    }
    
    /* Slider responsive */
    .slider-nav {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
    
    .slider-nav.prev {
        left: 15px;
    }
    
    .slider-nav.next {
        right: 15px;
    }
    
    .slider-dots {
        bottom: 20px;
    }
    
    .dot {
        width: 10px;
        height: 10px;
    }
}

@media (max-width: 480px) {
    .hero-buttons {
        flex-direction: column;
        width: 100%;
    }

    .btn {
        width: 100%;
    }

    .step-images img {
        max-width: 100%;
    }
}

/* Loading Animation */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

body {
    animation: fadeIn 0.5s ease-in;
}

/* Smooth Transitions */
section {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

section.visible {
    opacity: 1;
    transform: translateY(0);
}