/* Global Styles */
:root {
    --primary-color: #1C1C1C; /* Light Black */
    --secondary-color: #C0C0C0; /* Metallic Silver */
    --text-color: #FFFFFF;
    --overlay-color: rgba(0, 0, 0, 0.7);
}

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

body {
    font-family: 'Arial', sans-serif;
    color: var(--text-color);
    background-color: var(--primary-color);
    position: relative;
    overflow-x: hidden;
}

/* Background Styles */
.moving-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('https://www.shutterstock.com/image-illustration/abstract-blue-polygonal-spike-backgroundwallpaperbackdroptexture-260nw-631209152.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: -1;
}

.moving-background::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--overlay-color);
}

/* Particle Animation */
.particle {
    position: absolute;
    width: 10px;
    height: 10px;
    background: var(--secondary-color);
    border-radius: 50%;
    animation: float 15s infinite linear;
    opacity: 0.3;
}

@keyframes float {
    0% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 0;
    }
    50% {
        opacity: 0.3;
    }
    100% {
        transform: translateY(-100vh) translateX(100vw) rotate(360deg);
        opacity: 0;
    }
}

/* Call Button */
.call-button {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: var(--secondary-color);
    padding: 15px;
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--primary-color);
    z-index: 1000;
    animation: pulse 2s infinite;
}

.call-button img {
    width: 30px;
    height: 30px;
}

.call-button span {
    font-size: 12px;
    margin-top: 5px;
}

@keyframes pulse {
    0% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(192, 192, 192, 0.7);
    }
    70% {
        transform: scale(1.1);
        box-shadow: 0 0 0 10px rgba(192, 192, 192, 0);
    }
    100% {
        transform: scale(1);
        box-shadow: 0 0 0 0 rgba(192, 192, 192, 0);
    }
}

/* Hero Slideshow */
.hero-slideshow {
    height: 100vh;
    position: relative;
    overflow: hidden;
}

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

.slide.active {
    opacity: 1;
}

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

.slide .caption {
    position: absolute;
    bottom: 30%;
    left: 10%;
    right: 10%;
    text-align: center;
    color: var(--text-color);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.caption h1 {
    font-size: 3em;
    margin-bottom: 20px;
}

/* Sections */
section {
    padding: 80px 20px;
    position: relative;
}

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

/* About Preview */
.about-preview-flex {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 80px;
}

.about-preview-flex .image-content {
    flex: 1 1 350px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-preview-flex .image-content img {
    max-width: 700px;
    width: 100%;
    height: auto;
    min-height: 350px;
    border-radius: 16px;
    box-shadow: 0 0 32px rgba(192, 192, 192, 0.35);
    display: block;
}

.about-preview-flex .text-content {
    flex: 2 1 400px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    font-size: 1.35em;
    line-height: 1.6;
    color: #fff;
    letter-spacing: 0.02em;
    padding: 0 10px;
}

.about-preview-flex .text-content h2 {
    font-size: 2.2em;
    margin-bottom: 18px;
    color: var(--secondary-color);
}

.about-preview-flex .text-content p {
    margin-bottom: 28px;
    font-size: 1.1em;
}

@media (max-width: 900px) {
    .about-preview-flex {
        flex-direction: column;
        gap: 30px;
    }
    .about-preview-flex .image-content img {
        max-width: 98vw;
        min-height: 200px;
    }
    .about-preview-flex .text-content {
        align-items: center;
        text-align: center;
        font-size: 1.1em;
    }
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.feature {
    text-align: center;
    padding: 20px;
    background: rgba(28, 28, 28, 0.8);
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.feature:hover {
    transform: translateY(-10px);
}

.feature img {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin-bottom: 20px;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin: 40px 0;
}

.service {
    background: rgba(28, 28, 28, 0.8);
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s ease;
}

.service:hover {
    transform: translateY(-10px);
}

.service img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.service h3, .service p {
    padding: 20px;
}

/* Reviews Slider */
.reviews-slider {
    display: flex;
    gap: 30px;
    overflow-x: auto;
    padding: 20px 0;
}

.review {
    min-width: 300px;
    background: rgba(28, 28, 28, 0.8);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.stars {
    color: gold;
    font-size: 24px;
    margin-bottom: 20px;
}

/* Footer */
.footer-container {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 40px 20px;
    background: rgba(28, 28, 28, 0.95);
    border-top: 2px solid #222;
    flex-wrap: wrap;
}

.footer-section {
    flex: 1 1 220px;
    min-width: 200px;
    margin-bottom: 20px;
}

.about-footer h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.about-footer p {
    color: #e0e0e0;
    font-size: 1.05rem;
    line-height: 1.5;
}

.contact-footer h3, .links-footer h3 {
    color: var(--secondary-color);
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.contact-footer p, .contact-footer a {
    color: #e0e0e0;
    font-size: 1rem;
    text-decoration: none;
}

.links-footer ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.links-footer li {
    margin-bottom: 8px;
}

.links-footer a {
    color: #e0e0e0;
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.2s;
}

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

footer {
    background: rgba(28, 28, 28, 0.98);
    padding: 0;
    margin-top: 40px;
}

@media (max-width: 900px) {
    .footer-container {
        flex-direction: column;
        align-items: stretch;
        gap: 20px;
        padding: 30px 10px;
    }
    .footer-section {
        min-width: 0;
    }
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 15px 30px;
    background: var(--secondary-color);
    color: var(--primary-color);
    text-decoration: none;
    border-radius: 5px;
    transition: transform 0.3s ease;
}

.btn:hover {
    transform: translateY(-3px);
}

/* Popup Styles */
.popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: var(--primary-color);
    padding: 30px;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(192, 192, 192, 0.3);
    z-index: 1000;
    display: none;
}

.popup.active {
    display: block;
    animation: popIn 0.5s ease-out;
}

@keyframes popIn {
    from {
        opacity: 0;
        transform: translate(-50%, -60%);
    }
    to {
        opacity: 1;
        transform: translate(-50%, -50%);
    }
}

/* Navigation */
.nav-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(28, 28, 28, 0.9);
    padding: 15px 0;
    transition: background 0.3s ease;
}

.nav-container.scrolled {
    background: rgba(28, 28, 28, 0.95);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    color: var(--text-color);
    text-decoration: none;
    font-size: 1.5em;
    font-weight: bold;
}

.nav-links {
    display: flex;
    gap: 30px;
}

.nav-links a {
    color: var(--text-color);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: var(--secondary-color);
}

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

.menu-toggle span {
    width: 25px;
    height: 2px;
    background: var(--text-color);
    transition: all 0.3s ease;
}

@media (max-width: 768px) {
    .caption h1 {
        font-size: 2em;
    }

    .about-preview-flex {
        flex-direction: column;
    }

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

    .menu-toggle {
        display: flex;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(28, 28, 28, 0.95);
        flex-direction: column;
        padding: 20px;
        text-align: center;
    }

    .nav-links.active {
        display: flex;
    }
}

@media (max-width: 900px) {
    .menu-toggle {
        display: flex !important;
        z-index: 2000;
        background: rgba(28,28,28,0.95);
        padding: 8px 12px;
        border-radius: 6px;
        box-shadow: 0 2px 8px rgba(0,0,0,0.18);
    }
    .menu-toggle span {
        background: #fff;
    }
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(28, 28, 28, 0.95);
        flex-direction: column;
        padding: 20px;
        text-align: center;
        z-index: 1500;
    }
    .nav-links.active {
        display: flex;
    }
}

.unique-features {
    gap: 40px;
    justify-content: center;
}

.choose-title {
    text-align: center;
    font-size: 2.8rem;
    color: #fff;
    font-weight: bold;
    margin-bottom: 40px;
    letter-spacing: 1px;
}

.large-img {
    height: 260px;
    min-height: 220px;
    max-height: 320px;
    width: 100%;
    background-size: cover;
    background-position: center;
    border-radius: 18px 18px 0 0;
    transition: transform 0.3s;
}

.feature-card {
    overflow: hidden;
    position: relative;
    min-width: 320px;
    max-width: 420px;
    width: 100%;
    margin: 0 auto;
}

.feature-content {
    background: rgba(28,28,28,0.85);
    border-radius: 0 0 18px 18px;
    padding: 32px 20px 24px 20px;
    text-align: center;
    transition: background 0.3s;
}

.feature-desc {
    opacity: 0;
    max-height: 0;
    transition: opacity 0.3s, max-height 0.3s;
    font-size: 1.1em;
    color: #fff;
    margin: 0;
    pointer-events: none;
}

.feature-card:hover .feature-desc,
.feature-card:focus-within .feature-desc {
    opacity: 1;
    max-height: 100px;
    margin-top: 10px;
    pointer-events: auto;
}

.feature-card:hover .feature-content,
.feature-card:focus-within .feature-content {
    background: rgba(28,28,28,0.95);
}

.feature-content h3 {
    font-size: 1.7em;
    font-weight: bold;
    color: #fff;
    margin-bottom: 0;
}

@media (max-width: 900px) {
    .large-img {
        height: 160px;
        min-height: 120px;
    }
    .choose-title {
        font-size: 2rem;
    }
    .feature-card {
        min-width: 0;
        max-width: 98vw;
    }
}

/* Testimonials */
.unique-testimonials {
    padding: 80px 0;
    background: none;
}

.testimonials-title {
    text-align: center;
    margin-bottom: 50px;
    font-size: 2.5rem;
    color: #fff;
    font-weight: 700;
    text-shadow: 2px 2px 8px rgba(0,0,0,0.5);
}

.testimonials-slideshow {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    overflow: hidden;
}

.testimonial-slide {
    display: none;
    animation: fadeIn 0.5s ease-in-out;
}

.testimonial-slide.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.testimonial-card {
    background: rgba(28,28,28,0.92);
    border-radius: 16px;
    box-shadow: 0 4px 24px rgba(0,0,0,0.18);
    padding: 32px 28px 24px 28px;
    width: 100%;
    max-width: 350px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.testimonial-card:hover {
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 8px 32px rgba(0,0,0,0.28);
}

.testimonial-img {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 18px;
    background-size: cover;
    background-position: center;
    border: 4px solid #007bff;
}

.testimonial-quote {
    font-size: 1.1em;
    color: #fff;
    margin-bottom: 18px;
    font-style: italic;
}

.testimonial-name {
    color: var(--secondary-color);
    font-weight: bold;
    margin-bottom: 8px;
}

.stars {
    color: gold;
    font-size: 22px;
}

.testimonial-dots {
    display: flex;
    justify-content: center;
    gap: 10px;
    margin-top: 30px;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: #ccc;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.dot.active {
    background-color: #007bff;
}

.dot:hover {
    background-color: #0056b3;
}

@media (max-width: 768px) {
    .testimonials-title {
        font-size: 2rem;
        margin-bottom: 30px;
    }
    .testimonial-card {
        padding: 20px;
        max-width: 300px;
    }
    .testimonial-img {
        width: 60px;
        height: 60px;
    }
}

@media (max-width: 1100px) {
    .unique-features, .testimonials-cards {
        flex-direction: column;
        align-items: center;
    }
    .feature-card, .testimonial-card {
        max-width: 95vw;
    }
}

.services-preview h2 {
    text-align: center;
    font-size: 2.8rem;
    color: #fff;
    font-weight: bold;
    margin-bottom: 40px;
    letter-spacing: 1px;
}