/* ==========================================================================
   CSS Variables & Resets
   ========================================================================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-dark: #0f172a;
    --bg-darker: #060b13; /* Even darker for better contrast */
    --bg-card: rgba(30, 41, 59, 0.4); /* More transparent for glass effect */
    --primary-color: #f97316; /* Neon Orange */
    --primary-glow: rgba(249, 115, 22, 0.5);
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass-bg: rgba(6, 11, 19, 0.6);
    --glass-border: rgba(255, 255, 255, 0.08);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
}

/* Subtle animated gradient background for the whole body */
html {
    scroll-behavior: smooth;
    overflow-x: hidden;
    width: 100%;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-darker);
    background-image: 
        radial-gradient(circle at 15% 50%, rgba(249, 115, 22, 0.05), transparent 25%),
        radial-gradient(circle at 85% 30%, rgba(30, 41, 59, 0.5), transparent 25%);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
}

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

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

.highlight {
    color: var(--primary-color);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    transition: all 0.3s ease;
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
    border: 2px solid var(--primary-color);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
    box-shadow: 0 6px 20px var(--primary-glow);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-main);
    border: 2px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    transform: translateY(-2px);
}

.btn-block {
    display: block;
    width: 100%;
}

/* ==========================================================================
   Navigation (Glassmorphism)
   ========================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1.5rem 0;
    transition: all 0.4s ease;
}

.navbar.scrolled {
    padding: 1rem 0;
    background: var(--glass-bg);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo-text {
    color: var(--primary-color);
    font-size: 1.8rem;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-main);
    transition: color 0.3s ease;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0%;
    height: 2px;
    background-color: var(--primary-color);
    transition: width 0.3s ease;
}

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

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

.lang-switch {
    display: flex;
    align-items: center;
    margin-left: 2rem;
}

.btn-lang {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.8rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-main);
    transition: all 0.3s ease;
}

.btn-lang:hover {
    background: var(--primary-color);
    border-color: var(--primary-color);
    color: #fff;
    box-shadow: 0 4px 15px var(--primary-glow);
}

.mobile-lang-link {
    display: none;
}

.hamburger {
    display: none;
    cursor: pointer;
}

.hamburger .line {
    width: 25px;
    height: 2px;
    background-color: var(--text-main);
    margin: 5px 0;
    transition: all 0.3s ease;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
    height: 100vh;
    min-height: 600px;
    background: url('assets/hero-bg-realistic.png') center/cover no-repeat fixed;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(11, 17, 32, 0.4), var(--bg-darker));
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 800px;
    padding: 0 2rem;
}

.hero-title {
    font-size: 4.5rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 4px 20px rgba(0,0,0,0.5);
}

.hero-subtitle {
    font-size: 1.25rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-weight: 300;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.scroll-indicator {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.85rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0) translateX(-50%); }
    40% { transform: translateY(-10px) translateX(-50%); }
    60% { transform: translateY(-5px) translateX(-50%); }
}

/* ==========================================================================
   Sobre Nosotros Section
   ========================================================================== */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text .section-title {
    text-align: left;
}

.about-desc {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
    font-size: 1.05rem;
}

.vision-mision {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 1.5rem;
    border-radius: 16px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
    border-color: rgba(249, 115, 22, 0.3);
}

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

.card h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

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

.about-image {
    position: relative;
    height: 100%;
    min-height: 400px;
}

.image-wrapper {
    position: absolute;
    width: 100%;
    height: 100%;
    border-radius: 20px;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
    transform: translateY(0);
    animation: floating 6s ease-in-out infinite;
}

@keyframes floating {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-15px); }
    100% { transform: translateY(0px); }
}

.abstract-shape {
    position: absolute;
    width: 300px;
    height: 300px;
    background: var(--primary-color);
    filter: blur(100px);
    opacity: 0.15;
    animation: float 6s infinite ease-in-out;
}

@keyframes float {
    0% { transform: translate(0, 0); }
    50% { transform: translate(30px, -30px); }
    100% { transform: translate(0, 0); }
}

.experience-badge {
    position: relative;
    z-index: 2;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: 2rem;
    border-radius: 20px;
    text-align: center;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

.experience-badge .number {
    font-size: 4.5rem;
    font-family: var(--font-heading);
    font-weight: 800;
    color: var(--primary-color);
    line-height: 1;
}

.experience-badge .plus {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-main);
    vertical-align: top;
}

.experience-badge .text {
    display: block;
    margin-top: 0.5rem;
    font-weight: 500;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* ==========================================================================
   Servicios Section
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2.5rem 2rem;
    transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at top right, rgba(249, 115, 22, 0.1), transparent 50%);
    opacity: 0;
    transition: opacity 0.4s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 35px rgba(0,0,0,0.4);
    border-color: rgba(249, 115, 22, 0.4);
}

.service-card:hover::before {
    opacity: 1;
}

.icon-box {
    width: 60px;
    height: 60px;
    background: rgba(249, 115, 22, 0.1);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
}

.service-card:hover .icon-box {
    background: var(--primary-color);
    color: #fff;
    transform: scale(1.1);
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   Stats Parallax Section
   ========================================================================== */
.stats.parallax {
    background: url('assets/hero-bg.png') center/cover no-repeat fixed;
    position: relative;
    text-align: center;
    padding: 80px 0;
}

.stats-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(11, 17, 32, 0.85);
    backdrop-filter: blur(5px);
}

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

.stat-item {
    padding: 2rem;
}

.stat-number {
    font-size: 4rem;
    color: var(--primary-color);
    font-family: var(--font-heading);
    font-weight: 800;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1.2rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* ==========================================================================
   Proyectos Section (Marquee)
   ========================================================================== */
.projects {
    overflow: hidden; /* Hide horizontal scroll */
}

.marquee-wrapper {
    width: 100%;
    overflow: hidden;
    position: relative;
    padding: 2rem 0;
}

/* Fading edges for the marquee */
.marquee-wrapper::before,
.marquee-wrapper::after {
    content: '';
    position: absolute;
    top: 0;
    width: 150px;
    height: 100%;
    z-index: 2;
    pointer-events: none;
}
.marquee-wrapper::before {
    left: 0;
    background: linear-gradient(to right, var(--bg-darker), transparent);
}
.marquee-wrapper::after {
    right: 0;
    background: linear-gradient(to left, var(--bg-darker), transparent);
}

.projects-container.marquee {
    display: flex;
    width: fit-content;
    gap: 2.5rem;
    animation: marqueeScroll 25s linear infinite;
}

/* Pause animation on hover */
.marquee-wrapper:hover .projects-container.marquee {
    animation-play-state: paused;
}

@keyframes marqueeScroll {
    0% { transform: translateX(0); }
    100% { transform: translateX(calc(-50% - 1.25rem)); } /* -50% because we duplicated the items, plus half the gap */
}

.project-card {
    width: 350px; /* Fixed width for horizontal scrolling */
    flex-shrink: 0;
    border-radius: 20px;
    overflow: hidden;
    background: var(--bg-card);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}

.project-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.4);
    border-color: rgba(249, 115, 22, 0.3);
}

.project-icon-wrapper {
    height: 220px;
    background: linear-gradient(135deg, rgba(30, 41, 59, 1) 0%, rgba(15, 23, 42, 1) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    transition: all 0.5s ease;
}

.project-icon-wrapper i {
    font-size: 5rem;
    color: var(--primary-color);
    filter: drop-shadow(0 0 20px rgba(249, 115, 22, 0.4));
    transition: transform 0.5s ease, filter 0.5s ease;
}

.project-card:hover .project-icon-wrapper i {
    transform: scale(1.1) rotate(5deg);
    filter: drop-shadow(0 0 30px rgba(249, 115, 22, 0.8));
}

/* Remove old image styles */
/*
.project-img { ... }
...
.project-img.bg-casa { background-image: url('assets/project-casa.png'); }
*/

.project-content {
    padding: 2rem;
}

/* ==========================================================================
   Calculadora de Ahorro Section (Dashboard Futurista)
   ========================================================================== */
.calculator-section {
    max-width: 1000px;
    margin: 6rem auto 2rem;
    padding: 3rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border-radius: 30px;
    border: 1px solid rgba(249, 115, 22, 0.2);
    box-shadow: 0 20px 50px rgba(0,0,0,0.5), inset 0 0 20px rgba(249, 115, 22, 0.05);
}

.calculator-header {
    text-align: center;
    margin-bottom: 3rem;
}

.calculator-header h2 {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.calculator-header p {
    color: var(--text-muted);
}

.calculator-dashboard {
    display: flex;
    flex-direction: column;
    gap: 3rem;
}

.calc-input-area {
    text-align: center;
    padding: 2rem;
    background: rgba(0,0,0,0.2);
    border-radius: 20px;
    border: 1px solid var(--glass-border);
}

.calc-input-area label {
    font-size: 1.1rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
}

.bill-amount {
    font-size: 3.5rem;
    font-family: var(--font-heading);
    color: #fff;
    margin: 1rem 0 2rem;
    text-shadow: 0 0 20px rgba(255,255,255,0.3);
}

/* Neon Range Slider Styling */
.neon-slider {
    -webkit-appearance: none;
    width: 100%;
    max-width: 600px;
    height: 8px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    outline: none;
    transition: background 450ms ease-in;
}

.neon-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 25px;
    height: 25px;
    border-radius: 50%;
    background: var(--primary-color);
    cursor: pointer;
    box-shadow: 0 0 15px 5px rgba(249, 115, 22, 0.6);
    transition: transform 0.2s;
}

.neon-slider::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.calc-results-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.result-box {
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.result-box:hover {
    transform: translateY(-5px);
    background: rgba(255,255,255,0.05);
}

.result-icon {
    font-size: 2.5rem;
    color: var(--text-muted);
    margin-bottom: 1rem;
}

.result-box h4 {
    font-size: 1rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 1rem;
}

.result-value {
    font-size: 2.5rem;
    font-family: var(--font-heading);
    font-weight: 700;
}

.glow-text {
    color: var(--primary-color);
    text-shadow: 0 0 15px rgba(249, 115, 22, 0.5);
}

.text-green {
    color: #4ade80;
    text-shadow: 0 0 15px rgba(74, 222, 128, 0.4);
}

.project-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.8rem;
    color: var(--primary-color);
}

.project-content p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* ==========================================================================
   Testimonios Section
   ========================================================================== */
.testimonial-box {
    background: linear-gradient(135deg, rgba(30,41,59,0.8) 0%, rgba(15,23,42,0.8) 100%);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    max-width: 800px;
    margin: 4rem auto 0; /* Add margin-top for spacing */
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.quote-icon {
    font-size: 3rem;
    color: rgba(249, 115, 22, 0.2);
    margin-bottom: 1rem;
}

.quote-text {
    font-size: 1.3rem;
    font-style: italic;
    line-height: 1.8;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 2;
}

.quote-author {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.quote-author span {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 0.9em;
    text-transform: none;
}

/* ==========================================================================
   Contacto Section
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

.contact-info .section-title {
    text-align: left;
}

.contact-desc {
    color: var(--text-muted);
    margin-bottom: 2.5rem;
    font-size: 1.1rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

.info-icon {
    width: 50px;
    height: 50px;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    color: var(--primary-color);
}

.info-item h4 {
    font-size: 1.1rem;
    margin-bottom: 0.3rem;
}

.info-item p, .info-item a {
    color: var(--text-muted);
    transition: color 0.3s ease;
}

.info-item a:hover {
    color: var(--primary-color);
}

.social-links {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
}

.social-btn {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: rgba(255,255,255,0.05);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

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

.contact-form-container {
    background: var(--bg-card);
    border: 1px solid var(--glass-border);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
}

.form-group {
    position: relative;
    margin-bottom: 2rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 0;
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--glass-border);
    color: var(--text-main);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all 0.3s ease;
}

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

.form-group label {
    position: absolute;
    top: 1rem;
    left: 0;
    color: var(--text-muted);
    transition: all 0.3s ease;
    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: -0.5rem;
    font-size: 0.8rem;
    color: var(--primary-color);
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    background: #060913;
    padding: 2rem 0;
    border-top: 1px solid rgba(255,255,255,0.05);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-logo {
    font-family: var(--font-heading);
    font-weight: 800;
    font-size: 1.2rem;
}

.copyright, .powered-by {
    color: var(--text-muted);
    font-size: 0.9rem;
}

.powered-by a {
    color: var(--primary-color);
    font-weight: 600;
}

/* ==========================================================================
   Animations & Reveal Classes
   ========================================================================== */
.reveal {
    opacity: 0;
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal.active {
    opacity: 1;
    transform: translate(0, 0);
}

.fade-in {
    transform: translateY(20px);
}

.slide-up {
    transform: translateY(50px);
}

.slide-left {
    transform: translateX(-50px);
}

.slide-right {
    transform: translateX(50px);
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 992px) {
    .hero-title { font-size: 3.5rem; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; gap: 3rem; }
    .about-image { display: none; /* Simplify on smaller screens or replace with img */ }
    
    /* Centering overrides for mobile */
    .about-text .section-title, .contact-info .section-title { text-align: center; }
    .about-desc, .contact-desc { text-align: center; }
    .vision-mision { grid-template-columns: 1fr; }
    .calculator-section { padding: 2rem 1.5rem; margin: 3rem auto 1rem; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 70%;
        height: 100vh;
        background: var(--glass-bg);
        backdrop-filter: blur(15px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        transition: right 0.4s ease;
        border-left: 1px solid var(--glass-border);
    }
    
    .nav-links.active {
        right: 0;
    }
    
    .desktop-lang {
        display: none;
    }
    
    .mobile-lang-link {
        display: block;
        margin-top: 2rem;
        padding-top: 2rem;
        border-top: 1px solid var(--glass-border);
        width: 100%;
        text-align: center;
    }
    
    .hamburger {
        display: block;
        z-index: 1001;
    }
    
    .hamburger.active .line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
    .hamburger.active .line:nth-child(2) { opacity: 0; }
    .hamburger.active .line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

    .stats-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-content { flex-direction: column; text-align: center; }

    /* Center contact items on mobile */
    .info-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    .social-links {
        justify-content: center;
    }
    .calc-results-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title { font-size: 2.5rem; }
    .section-title { font-size: 2rem; }
    .hero-buttons { flex-direction: column; }
    .testimonial-box { padding: 2rem 1.5rem; }
    .quote-icon { font-size: 2rem; margin-bottom: 0.5rem; }
    .bill-amount { font-size: 2.5rem; }
    .project-card { width: 300px; }
}