@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700&display=swap');

:root {
    --primary-color: #4a6e8a;
    --secondary-color: #12181f;
    --accent-color: #2ecc71;
    --background-color: #ffffff;
    --text-color: #333333;
    --light-gray-bg: #f8f9fa;
    --font-heading: 'Poppins', sans-serif;
    --font-body: 'Poppins', sans-serif;
    --border-radius: 12px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

img {
    user-select: none;
    -webkit-user-drag: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    pointer-events: auto;
}

img:active {
    pointer-events: none;
}

body {
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--text-color);
    background-color: var(--background-color);
}
.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3, h4 { font-family: var(--font-heading); color: var(--secondary-color); }
h1 { font-size: 5rem; line-height: 1.1; margin-bottom: 20px; }
h2 { text-align: center; font-size: 2.8rem; margin-bottom: 60px; }
h3 { font-size: 1.4rem; margin-bottom: 0.75rem; }
p { margin-bottom: 1rem; color: #555; }
section { padding: 100px 0; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: var(--primary-color); }

.cta-button, .cta-button-secondary, .tab-link, .filter-btn, #contact-form button {
    cursor: pointer;
    font-weight: 700;
    border-radius: var(--border-radius);
    transition: transform 0.2s ease, border-bottom-width 0.2s ease, background-color 0.3s ease, color 0.3s ease;
    position: relative;
    user-select: none;
    text-shadow: none;
    font-family: var(--font-heading);
}

.cta-button:active, .cta-button-secondary:active, .tab-link:active, .filter-btn:active, #contact-form button:active {
    transform: translateY(2px);
    border-bottom-width: 2px;
}

.tab-link.active:active, .filter-btn.active:active {
    transform: translateY(2px);
    border-bottom-width: 2px;
}

.cta-button {
    background: linear-gradient(45deg, #2ecc71, #27ae60);
    color: #fff;
    padding: 12px 24px;
    display: inline-block;
    border: none;
    border-bottom: 4px solid #229954;
}

.cta-button-large {
    padding: 18px 40px;
    font-size: 1.2rem;
}

.cta-button-secondary {
    background: transparent;
    border: 2px solid #fff;
    color: #fff;
    padding: 16px 30px;
    display: inline-block;
    border-bottom: 4px solid #ccc;
}

.cta-button-secondary:hover {
    background: #fff;
    color: var(--secondary-color);
}

.desktop-cta, .mobile-cta, #load-more-btn, .cta-button-large {
    border-radius: 50px;
}

#header {
    background-color: var(--background-color);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}
#header .container { display: flex; justify-content: space-between; align-items: center; height: 75px; position: relative; }
#header .logo { font-size: 1.6rem; font-weight: 700; color: var(--secondary-color); display: flex; align-items: center; position: relative; z-index: 10; }
#header .logo img { height: 114px; width: auto; display: block; margin-top: 38px; }
.desktop-nav ul { list-style: none; display: flex; gap: 35px; }
.desktop-nav ul li a { color: var(--secondary-color); font-weight: 600; }

#hero { height: 100vh; display: flex; align-items: center; justify-content: center; color: #fff; position: relative; text-align: center; overflow: hidden; }
.hero-image-wrapper { 
    position: absolute; 
    top: 0; 
    left: 0; 
    width: 100%; 
    height: 100%; 
    background-image: url('assets/images/steel-city-power-wash-pittsburgh-hero.webp');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}
.hero-overlay { position: absolute; top: 0; left: 0; width: 100%; height: 100%; background: linear-gradient(90deg, rgba(18, 24, 31, 0.9) 0%, rgba(18, 24, 31, 0.5) 50%, rgba(18, 24, 31, 0.2) 100%); }

.bubble {
    position: absolute;
    pointer-events: none;
    z-index: 1;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.8), rgba(255, 255, 255, 0.3) 40%, rgba(255, 255, 255, 0.1));
    box-shadow: 
        inset 0 0 20px rgba(255, 255, 255, 0.5),
        0 0 20px rgba(255, 255, 255, 0.3);
    animation: bubble-float var(--bubble-duration) ease-in forwards;
}

@keyframes bubble-float {
    0% {
        transform: translateY(0) translateX(0) scale(0);
        opacity: 0;
    }
    10% {
        opacity: 0.8;
        transform: translateY(-10vh) translateX(var(--bubble-drift)) scale(1);
    }
    90% {
        opacity: 0.6;
    }
    100% {
        transform: translateY(-100vh) translateX(calc(var(--bubble-drift) * 2));
        opacity: 0;
    }
}
.hero-content { position: relative; z-index: 2; max-width: 700px; text-align: center; }
.hero-content h1 { color: #fff; }
.hero-content p { font-size: 1.5rem; margin-bottom: 40px; max-width: 550px; color: #eee; margin-left: auto; margin-right: auto; }
.hero-buttons { display: flex; gap: 30px; align-items: center; justify-content: center; flex-wrap: wrap; position: relative; z-index: 2; }

.hero-secondary-link {
    color: #fff;
    font-weight: 600;
    font-size: 1.1rem;
    text-decoration: none;
    transition: transform 0.3s ease;
    display: inline-block;
}
.hero-secondary-link:hover {
    transform: translateX(5px);
    text-decoration: underline;
}

.about-container { max-width: 900px; margin: 0 auto; }
.about-content { text-align: center; }
.about-content h2 { margin-bottom: 30px; }
.about-content p { font-size: 1.1rem; }

.service-tabs { display: flex; justify-content: center; gap: 20px; margin-bottom: 50px; flex-wrap: wrap; }
.tab-link {
    font-size: 1.2rem;
    padding: 12px 30px;
    background: var(--light-gray-bg);
    border: none;
    border-radius: 50px;
    color: var(--text-color);
    border-bottom: 4px solid #999;
}
.tab-link:hover { background-color: #e9ecef; }
.tab-link.active {
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-bottom: 4px solid #3a566c;
}
.service-content { display: none; }
.service-content.active { display: block; animation: fadeIn 0.6s; }
.services-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 30px; }
.service-card {
    background: #fff;
    padding: 30px;
    border-radius: var(--border-radius);
    border: 1px solid #e9ecef;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    position: relative;
    overflow: hidden;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    min-height: 250px;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.82) 0%, rgba(255, 255, 255, 0.78) 100%);
    z-index: 0;
    transition: all 0.3s ease;
}

.service-card:hover::before {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.78) 0%, rgba(255, 255, 255, 0.75) 100%);
}

.service-card h3,
.service-card .learn-more-btn {
    position: relative;
    z-index: 1;
}

.service-card[data-service-id="house-washing"] {
    background-image: url('assets/images/house-washing-vinyl-siding-before-after.webp');
}

.service-card[data-service-id="roof-cleaning"] {
    background-image: url('assets/images/roof-soft-wash-black-streaks-removal.webp');
}

.service-card[data-service-id="concrete-cleaning"] {
    background-image: url('assets/images/driveway-concrete-cleaning-pittsburgh.webp');
}

.service-card[data-service-id="deck-patio-restoration"] {
    background-image: url('assets/images/wood-deck-restoration-cleaning.webp');
}

.service-card[data-service-id="fence-cleaning"] {
    background-image: url('assets/images/wood-fence-cleaning-algae-removal.webp');
}

.service-card[data-service-id="gutter-cleaning"] {
    background-image: url('assets/images/clean-asphalt-shingle-roof.webp');
}

.service-card[data-service-id="building-washing"] {
    background-image: url('assets/images/commercial-building-exterior-cleaning.webp');
}

.service-card[data-service-id="storefront-cleaning"] {
    background-image: url('assets/images/commercial-storefront-cleaning-pittsburgh.webp');
}

.service-card[data-service-id="parking-garage-cleaning"] {
    background-image: url('assets/images/sidewalk-concrete-power-washing.webp');
}

.service-card[data-service-id="dumpster-pad-cleaning"] {
    background-image: url('assets/images/paver-patio-pressure-washing.webp');
}

.service-card[data-service-id="graffiti-removal"] {
    background-image: url('assets/images/brick-siding-soft-wash.webp');
}

.service-card[data-service-id="walkway-cleaning"] {
    background-image: url('assets/images/stone-patio-clean-surface.webp');
}
.service-card:hover { transform: translateY(-10px); box-shadow: 0 10px 30px rgba(0,0,0,0.07); border-color: var(--primary-color); }
.service-card p { font-size: 1rem; color: #555; }
.service-card h3 { padding-top: 5px; }

.learn-more-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin-top: 20px;
    font-weight: 600;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.learn-more-btn:hover {
    color: var(--secondary-color);
    text-decoration: underline;
}

.learn-more-btn img {
    width: 20px;
    height: 20px;
    transition: transform 0.3s ease;
    filter: invert(36%) sepia(15%) saturate(1342%) hue-rotate(157deg) brightness(91%) contrast(88%);
}

.learn-more-btn:hover img {
    transform: translateX(4px);
    filter: invert(8%) sepia(8%) saturate(1842%) hue-rotate(169deg) brightness(98%) contrast(92%);
}

#process { background-color: var(--light-gray-bg); }
.process-timeline { display: grid; grid-template-columns: repeat(4, 1fr); gap: 30px; position: relative; }
.process-timeline::before { content: ''; position: absolute; top: 30px; left: 5%; width: 90%; height: 4px; background: #ddd; z-index: 1; }
.process-step { text-align: center; z-index: 2; }
.process-number {
    width: 60px; height: 60px; border-radius: 50%;
    background: #fff; border: 4px solid #ddd;
    color: var(--secondary-color); display: flex; align-items: center;
    justify-content: center; font-size: 1.8rem; font-weight: 700;
    margin: 0 auto 20px; transition: all 0.3s ease;
}
.process-step:hover .process-number { background: var(--primary-color); color: #fff; border-color: var(--primary-color); transform: scale(1.1); }

.gallery-filters { display: flex; justify-content: center; gap: 15px; margin-bottom: 40px; flex-wrap: wrap; }
.filter-btn {
    font-size: 1rem;
    padding: 10px 25px;
    background: var(--light-gray-bg);
    border: none;
    border-radius: 50px;
    color: var(--text-color);
    border-bottom: 4px solid #999;
}
.filter-btn:hover { background-color: #e9ecef; }
.filter-btn.active {
    background: var(--primary-color);
    color: #fff;
    border: none;
    border-bottom: 4px solid #3a566c;
}
.gallery-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.gallery-item {
    border-radius: var(--border-radius);
    overflow: hidden;
    transition: all 0.4s ease;
    cursor: pointer;
    height: 300px;
}
.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.gallery-item:hover img { transform: scale(1.1); }
.gallery-item.initially-hidden { display: none; }
#load-more-btn { display: block; margin: 40px auto 0; font-size: 1rem; }

#testimonials { 
    background: var(--secondary-color); 
    padding: 80px 0;
}
#testimonials h2 { color: #fff; }

.testimonial-container {
    position: relative;
    max-width: 900px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 20px;
}

.testimonial-wrapper {
    flex: 1;
    overflow: hidden;
    border-radius: var(--border-radius);
}

.testimonial-track {
    display: flex;
    transition: transform 0.6s ease-in-out;
}

.testimonial-slide {
    min-width: 100%;
    width: 100%;
    background: var(--primary-color);
    padding: 50px 40px;
    border-radius: var(--border-radius);
    box-sizing: border-box;
    margin-right: 20px;
    flex-shrink: 0;
}

.quote {
    font-size: 5rem;
    line-height: 0.8;
    color: var(--accent-color);
    font-family: Georgia, serif;
    margin-bottom: 20px;
    opacity: 0.4;
}

.testimonial-text {
    font-size: 1.15rem;
    line-height: 1.8;
    color: #f5f5f5;
    font-style: italic;
    margin-bottom: 30px;
    min-height: 120px;
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.testimonial-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 15px;
}

.testimonial-author {
    font-style: normal;
    font-weight: 600;
    color: var(--accent-color);
    font-size: 1rem;
}

.testimonial-stars {
    color: var(--accent-color);
    font-size: 1.3rem;
    letter-spacing: 3px;
}

.testimonial-arrow {
    background: rgba(255, 255, 255, 0.95);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    flex-shrink: 0;
}

.testimonial-arrow:hover {
    background: #fff;
    transform: scale(1.1);
}

.testimonial-arrow img {
    width: 20px;
    height: 20px;
    filter: brightness(0);
}

#faq { background-color: var(--light-gray-bg); }
.faq-container { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid #ddd; }
.faq-question {
    width: 100%; background: none; border: none; text-align: left;
    font-family: var(--font-heading); font-size: 1.2rem;
    padding: 20px 0; cursor: pointer; display: flex;
    justify-content: space-between; align-items: center; font-weight: 600;
}
.faq-question .faq-icon { width: 18px; height: 18px; transition: transform 0.3s ease; }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease-out; }
.faq-answer p { padding-bottom: 20px; }
.faq-item.active .faq-question .faq-icon { transform: rotate(180deg); }

.contact-wrapper { display: grid; grid-template-columns: 2fr 1fr; gap: 50px; margin-top: 50px; align-items: flex-start; }
#contact-form {
    padding: 8px;
}
#contact-form input, #contact-form textarea {
    width: 100%; padding: 18px; margin-bottom: 25px;
    border: 2px solid #ddd; border-radius: var(--border-radius);
    font-size: 1rem; font-family: var(--font-body);
    transition: all 0.3s ease;
}
#contact-form input:focus, #contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(74, 110, 138, 0.1);
}

#contact-form button {
    background: linear-gradient(45deg, #2ecc71, #27ae60);
    color: #fff;
    border: none;
    border-bottom: 4px solid #229954;
    padding: 18px 40px;
    font-size: 1.2rem;
    width: 100%;
    border-radius: 50px;
}

.contact-info {
    background-color: var(--light-gray-bg);
    padding: 2rem;
    border-radius: var(--border-radius);
    border: 1px solid #e0e0e0;
}
.contact-info p { display: flex; align-items: center; gap: 10px; font-size: 1.1rem; }
.contact-info .contact-icon { width: 20px; height: auto; }
.social-links { margin-top: 1rem; display: flex; gap: 20px; }
.social-links a { display: inline-block; }

.form-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    min-height: 100%;
    background: rgba(18, 24, 31, 0.7);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
    z-index: 100;
    border-radius: var(--border-radius);
}

.form-overlay.show {
    opacity: 1;
    visibility: visible;
}

.form-message-box {
    background: white;
    padding: 40px;
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 400px;
    width: 90%;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    transform: scale(0.9);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.form-overlay.show .form-message-box {
    transform: scale(1);
}

.form-message-box .message-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    margin: 0 auto 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    font-weight: bold;
}

.form-message-box.success .message-icon {
    background: #d4edda;
    color: #28a745;
}

.form-message-box.error .message-icon {
    background: #f8d7da;
    color: #dc3545;
}

.form-message-box h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    color: var(--secondary-color);
}

.form-message-box p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 25px;
    line-height: 1.6;
}

.close-message-btn {
    background: linear-gradient(45deg, #2ecc71, #27ae60);
    color: #fff;
    border: none;
    padding: 12px 30px;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s ease;
    border-bottom: 4px solid #229954;
    font-family: var(--font-heading);
}

.close-message-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(46, 204, 113, 0.4);
}

.close-message-btn:active {
    transform: translateY(0);
    border-bottom-width: 2px;
}

.contact-wrapper {
    position: relative;
    overflow: hidden;
}

footer { background: var(--secondary-color); color: #a0a0a0; text-align: center; padding: 30px 0; }
footer .social-links { justify-content: center; margin-top: 15px; }
footer .social-icon {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
    opacity: 0.65;
    transition: opacity 0.3s ease;
}
footer .social-links a:hover .social-icon { opacity: 1; }

#menu-btn { display: none; background: none; border: none; color: var(--secondary-color); font-size: 1.8rem; cursor: pointer; z-index: 1001; }
#menu-btn img { width: 28px; height: 28px; }
#mobile-phone-btn { display: none; background: none; border: none; cursor: pointer; z-index: 1001; }
#mobile-phone-btn img { width: 28px; height: 28px; filter: invert(8%) sepia(8%) saturate(1842%) hue-rotate(169deg) brightness(98%) contrast(92%); }
#mobile-nav-overlay { position: fixed; top: 0; right: 0; width: 100%; height: 100%; background: rgba(18, 24, 31, 0.5); backdrop-filter: blur(5px); z-index: 1002; transition: opacity 0.5s ease, visibility 0.5s; opacity: 0; visibility: hidden; }
#mobile-nav-overlay.open { opacity: 1; visibility: visible; }
#mobile-nav {
    position: fixed; top: 0; right: -100%; width: 80%; max-width: 320px; height: 100%;
    background: #fff; display: flex; flex-direction: column; padding: 60px 30px;
    transition: right 0.5s cubic-bezier(0.77, 0, 0.175, 1); box-shadow: -5px 0 15px rgba(0,0,0,0.1);
}
#mobile-nav-overlay.open #mobile-nav { right: 0; }
#close-btn { position: absolute; top: 20px; right: 20px; background: none; border: none; font-size: 2.5rem; color: var(--text-color); cursor: pointer; }
#close-btn img { width: 24px; height: 24px; }
.mobile-link { font-family: var(--font-heading); font-size: 1.8rem; text-decoration: none; color: var(--secondary-color); margin-bottom: 25px; display: block; }
.mobile-cta { margin-top: auto; text-align: center; }

.mobile-divider {
    text-align: center;
    font-size: 0.9rem;
    color: #999;
    margin: 15px 0;
    font-weight: 600;
    letter-spacing: 2px;
}

.cta-button-light {
    background: var(--light-gray-bg);
    color: var(--text-color);
    padding: 12px 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border: none;
    border-bottom: 4px solid #999;
    font-weight: 700;
    border-radius: 50px;
    transition: all 0.3s ease;
    text-align: center;
    font-size: 1.1rem;
}

.cta-button-light .button-icon {
    width: 18px;
    height: 18px;
}

.cta-button-light:hover {
    background: #e9ecef;
}

.cta-button-light:active {
    transform: translateY(2px);
    border-bottom-width: 2px;
}

.mobile-cta-light {
    margin-top: 0;
}

.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s ease-out, transform 0.6s ease-out; }
.reveal.visible { opacity: 1; transform: translateY(0); }
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }

#service-modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(18, 24, 31, 0.7);
    backdrop-filter: blur(8px);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.4s ease, visibility 0.4s ease;
}

#service-modal-overlay.open {
    opacity: 1;
    visibility: visible;
}

#service-modal-content {
    background: var(--background-color);
    border-radius: var(--border-radius);
    padding: 0;
    max-width: 800px;
    width: 100%;
    position: relative;
    max-height: 90vh;
    overflow-y: auto;
    transform: scale(0.9);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

#service-modal-overlay.open #service-modal-content {
    transform: scale(1);
}

#modal-close-btn {
    position: absolute;
    top: 15px;
    right: 15px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 8px;
    transition: opacity 0.3s ease;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 10;
}

#modal-close-btn img {
    width: 24px;
    height: 24px;
    transition: inherit;
    filter: drop-shadow(0 0 1px rgba(255, 255, 255, 0.8));
}

#modal-close-btn:hover {
    opacity: 0.7;
    transform: scale(1.1);
}

#modal-image {
    width: 100%;
    height: 300px;
    object-fit: cover;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    margin-bottom: 0;
}

#modal-title {
    font-size: 2.2rem;
    margin-bottom: 20px;
    text-align: left;
    padding: 30px 40px 0 40px;
}

#modal-description {
    padding: 0 40px 40px 40px;
}

#modal-description p {
    margin-bottom: 1.2rem;
    line-height: 1.8;
}

#gallery-lightbox {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.95);
    z-index: 3000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: opacity 0.3s ease, visibility 0.3s ease;
}

#gallery-lightbox.open {
    opacity: 1;
    visibility: visible;
}

#gallery-lightbox img {
    max-width: 90%;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--border-radius);
    box-shadow: 0 10px 50px rgba(0, 0, 0, 0.5);
}

#lightbox-close {
    position: absolute;
    top: 30px;
    right: 30px;
    background: rgba(255, 255, 255, 0.95);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 3001;
}

#lightbox-close:hover {
    background: #fff;
    transform: scale(1.1);
}

#lightbox-close img {
    width: 24px;
    height: 24px;
    max-width: 24px;
    max-height: 24px;
    transition: inherit;
    filter: drop-shadow(0 0 1px rgba(255, 255, 255, 0.8));
}

#lightbox-prev,
#lightbox-next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.95);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    z-index: 3001;
}

#lightbox-prev {
    left: 30px;
}

#lightbox-next {
    right: 30px;
}

#lightbox-prev:hover,
#lightbox-next:hover {
    background: #fff;
    transform: translateY(-50%) scale(1.1);
}

#lightbox-prev img,
#lightbox-next img {
    width: 20px;
    height: 20px;
    filter: brightness(0);
}

@media (max-width: 992px) {
    .desktop-nav, .desktop-cta { display: none; }
    #menu-btn { display: block; position: absolute; right: 20px; }
    #mobile-phone-btn { display: block; position: absolute; left: 20px; }
    #header .container { justify-content: center; }
    #header .logo { position: absolute; left: 50%; transform: translateX(-50%); }
    h1 { font-size: 3rem; }
    .process-timeline { grid-template-columns: 1fr 1fr; }
    .gallery-grid { grid-template-columns: 1fr 1fr; }
    .gallery-item { height: 280px; }
    .testimonial-slider-wrapper { padding: 0 15px; }
    .slider-btn { width: 40px; height: 40px; }
    .slider-btn.prev { left: -10px; }
    .slider-btn.next { right: -10px; }
    .contact-wrapper { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
    body {
        overflow-x: hidden;
        width: 100%;
    }
    
    #header .container {
        justify-content: center;
    }
    
    #header .logo {
        position: absolute;
        left: 50%;
        transform: translateX(-50%);
    }
    
    #menu-btn {
        position: absolute;
        right: 20px;
        display: block;
    }
    
    #mobile-phone-btn {
        position: absolute;
        left: 20px;
        display: block;
    }
    
    section { padding: 60px 0; }
    #hero { padding-top: 100px; }
    h2 { font-size: 2.2rem; margin-bottom: 40px; }
    h1 { font-size: 2.5rem; }
    .hero-content { text-align: center; }
    .hero-overlay { background: rgba(18, 24, 31, 0.7); }
    .hero-buttons { justify-content: center; }
    .process-timeline { grid-template-columns: 1fr; }
    .process-timeline::before { display: none; }
    .gallery-grid { grid-template-columns: 1fr; }
    .gallery-item { height: 250px; }
    .testimonial-slider-wrapper { padding: 0; max-width: 100%; }
    .testimonial-card { padding: 25px; }
    .testimonial-card p { font-size: 0.95rem; }
    .testimonial-footer { flex-direction: column; align-items: flex-start; gap: 8px; }
    
    #testimonials .container {
        padding: 0 20px;
    }
    
    .testimonial-container {
        flex-direction: row;
        flex-wrap: wrap;
        gap: 20px;
        padding: 0;
        justify-content: center;
    }
    
    .testimonial-wrapper {
        order: 1;
        width: 100%;
    }
    
    .testimonial-prev {
        order: 2;
    }
    
    .testimonial-next {
        order: 3;
    }
    
    .testimonial-slide {
        padding: 30px 20px;
    }
    
    .testimonial-text {
        font-size: 1rem;
        min-height: auto;
    }
    
    .quote {
        font-size: 3.5rem;
        margin-bottom: 15px;
    }
    
    .testimonial-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: 10px;
    }
    
    .testimonial-arrow {
        width: 45px;
        height: 45px;
    }
    
    #contact {
        padding: 60px 0;
        overflow-x: hidden;
    }
    
    #contact * {
        max-width: 100%;
        box-sizing: border-box;
    }
    
    #contact .container {
        padding: 0 20px !important;
        max-width: 100%;
    }
    
    .contact-wrapper {
        margin-top: 50px;
        padding: 0;
        position: relative;
        overflow: hidden;
    }
    
    .form-overlay {
        position: absolute;
        min-height: calc(100% + 0px);
    }
    
    #contact-form input,
    #contact-form textarea,
    #contact-form button {
        max-width: 100%;
        box-sizing: border-box;
    }
    
    #contact-form {
        padding: 8px;
    }
    
    .contact-info {
        margin-top: 30px;
        width: 100%;
        padding: 1.5rem;
    }
    
    .form-message-box {
        padding: 30px 20px;
        width: 85%;
    }
    
    .form-message-box .message-icon {
        width: 60px;
        height: 60px;
        font-size: 2rem;
    }
    
    .form-message-box h3 {
        font-size: 1.3rem;
    }
    
    .form-message-box p {
        font-size: 0.95rem;
    }
    
    footer .break-mobile::before {
        content: '\A';
        white-space: pre;
    }
    
    #service-modal-content { padding: 0; }
    #modal-title { font-size: 1.8rem; padding: 20px 25px 0 25px; }
    #modal-description { padding: 0 25px 25px 25px; }
    #modal-image { height: 200px; }
    
    #gallery-lightbox img {
        max-width: 95%;
        max-height: 80vh;
    }
    
    #lightbox-close {
        top: 15px;
        right: 15px;
        width: 45px;
        height: 45px;
    }
    
    #lightbox-close img {
        width: 20px;
        height: 20px;
    }
    
    #lightbox-prev,
    #lightbox-next {
        width: 45px;
        height: 45px;
    }
    
    #lightbox-prev {
        left: 15px;
    }
    
    #lightbox-next {
        right: 15px;
    }
    
    #lightbox-prev img,
    #lightbox-next img {
        width: 18px;
        height: 18px;
    }
}