/* --- Root Variables --- */
:root {
    --primary-color: #f1c40f; /* Yellow */
    --secondary-color: #3498db; /* Electric Blue */
    --dark-bg: #0f0f0f;
    --card-bg: #1a1a1a;
    --text-white: #ffffff;
    --text-gray: #b0b0b0;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --transition: all 0.3s ease;
}

/* --- Global Styles --- */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Cairo', sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--dark-bg);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
}

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

section {
    padding: 80px 0;
}

.bg-alt {
    background-color: #080808;
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: 40px;
    position: relative;
    font-weight: 800;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    right: 0;
    width: 60px;
    height: 4px;
    background: var(--primary-color);
}

.text-center.section-title::after {
    right: 50%;
    transform: translateX(50%);
}

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

ul {
    list-style: none;
}

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

/* --- Preloader --- */
#preloader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--dark-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
}

.loader {
    width: 50px;
    height: 50px;
    border: 5px solid var(--glass-border);
    border-top: 5px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* --- Scroll Progress --- */
#scroll-progress {
    position: fixed;
    top: 0;
    right: 0;
    height: 4px;
    background: var(--primary-color);
    width: 0%;
    z-index: 1001;
}

/* --- Navigation --- */
#navbar {
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition);
}

#navbar.scrolled {
    background: rgba(15, 15, 15, 0.95);
    backdrop-filter: blur(10px);
    padding: 10px 0;
    border-bottom: 1px solid var(--glass-border);
}

#navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text-white);
}

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

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

.nav-links a {
    font-weight: 600;
    font-size: 1.1rem;
}

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

.hamburger {
    display: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger span {
    display: block;
    width: 25px;
    height: 3px;
    background: var(--text-white);
    margin: 5px 0;
    transition: var(--transition);
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1549317661-bd32c8ce0db2?auto=format&fit=crop&q=80&w=1920');
    background-size: cover;
    background-position: center;
    overflow: hidden;
}

#particles-js {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero h1 {
    font-size: 3.5rem;
    font-weight: 800;
    margin-bottom: 20px;
    line-height: 1.2;
}

#typing-text {
    color: var(--primary-color);
}

.hero-description {
    font-size: 1.2rem;
    color: var(--text-gray);
    margin-bottom: 40px;
}

.hero-btns {
    display: flex;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 15px 30px;
    border-radius: 5px;
    font-weight: 700;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    cursor: pointer;
}

.btn-primary {
    background: var(--primary-color);
    color: #000;
}

.btn-primary:hover {
    background: #d4ac0d;
    transform: translateY(-3px);
}

.btn-whatsapp {
    background: #25d366;
    color: #fff;
}

.btn-whatsapp:hover {
    background: #128c7e;
    transform: translateY(-3px);
}

.btn-outline {
    border: 2px solid var(--text-white);
    color: var(--text-white);
}

.btn-outline:hover {
    background: var(--text-white);
    color: #000;
}

/* --- About Section --- */
.about-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.about-text p {
    margin-bottom: 20px;
    color: var(--text-gray);
    font-size: 1.1rem;
}

.stats {
    display: flex;
    gap: 30px;
    margin-top: 40px;
}

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

.stat-item span {
    display: block;
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary-color);
}

.about-image .image-glass {
    background: var(--glass-bg);
    padding: 15px;
    border-radius: 20px;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(5px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.5);
}

.about-image img {
    border-radius: 15px;
}

/* --- Services Section --- */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 15px;
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(45deg, transparent, rgba(241, 196, 15, 0.05));
    opacity: 0;
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(241, 196, 15, 0.1);
}

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

.service-icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    font-size: 1.4rem;
}

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

/* --- Why Choose Us --- */
.why-wrapper {
    background: linear-gradient(rgba(0,0,0,0.8), rgba(0,0,0,0.8)), url('https://images.unsplash.com/photo-1517524206127-48bbd363f3d7?auto=format&fit=crop&q=80&w=1200');
    background-size: cover;
    background-position: center;
    padding: 60px;
    border-radius: 20px;
}

.features-list li {
    font-size: 1.2rem;
    margin-bottom: 15px;
    display: flex;
    align-items: center;
    gap: 15px;
}

.features-list i {
    color: var(--primary-color);
}

/* --- Gallery Section --- */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
}

.gallery-item {
    border-radius: 10px;
    overflow: hidden;
    height: 250px;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    filter: grayscale(0.5);
}

.gallery-item:hover img {
    transform: scale(1.1);
    filter: grayscale(0);
}

/* --- Testimonials --- */
.testimonials-slider {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background: var(--glass-bg);
    padding: 30px;
    border-radius: 15px;
    border: 1px solid var(--glass-border);
}

.stars {
    color: var(--primary-color);
    margin-bottom: 15px;
}

.testimonial-card p {
    font-style: italic;
    margin-bottom: 20px;
}

.client-info strong {
    display: block;
    color: var(--primary-color);
}

/* --- Contact Section --- */
.contact-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.info-item {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
}

.info-item i {
    font-size: 1.5rem;
    color: var(--primary-color);
    background: var(--glass-bg);
    width: 50px;
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
}

.contact-map {
    border-radius: 15px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
}

/* --- Footer --- */
footer {
    background: #050505;
    padding: 60px 0 20px;
    border-top: 1px solid var(--glass-border);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 40px;
}

.footer-brand h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--primary-color);
}

.footer-links h4, .footer-social h4 {
    margin-bottom: 20px;
}

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

.social-icons {
    display: flex;
    gap: 15px;
}

.social-icons a {
    width: 40px;
    height: 40px;
    background: var(--glass-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 50%;
}

.social-icons a:hover {
    background: var(--primary-color);
    color: #000;
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid var(--glass-border);
    color: var(--text-gray);
}

/* --- Floating Buttons --- */
.floating-whatsapp {
    position: fixed;
    bottom: 30px;
    left: 30px;
    width: 60px;
    height: 60px;
    background: #25d366;
    color: #fff;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 2rem;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
    z-index: 999;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
    70% { transform: scale(1.1); box-shadow: 0 0 0 15px rgba(37, 211, 102, 0); }
    100% { transform: scale(1); box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

#back-to-top {
    position: fixed;
    bottom: 100px;
    left: 30px;
    width: 50px;
    height: 50px;
    background: var(--primary-color);
    color: #000;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: none;
    z-index: 999;
    transition: var(--transition);
}

#back-to-top:hover {
    background: #fff;
}

/* --- Responsive & Mobile Menu Fix --- */
@media (max-width: 992px) {
    .about-wrapper, .contact-wrapper, .footer-grid {
        grid-template-columns: 1fr;
    }
    .hero h1 { font-size: 2.5rem; }
    
    .hamburger { display: block; }

    .nav-links {
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: rgba(15, 15, 15, 0.98);
        backdrop-filter: blur(15px);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        transform: translateY(-100%);
        transition: transform 0.5s cubic-bezier(0.77,0.2,0.05,1.0);
        z-index: 1000;
        visibility: hidden;
    }

    .nav-links.active {
        transform: translateY(0);
        visibility: visible;
    }

    .nav-links li {
        margin: 15px 0;
    }

    .nav-links a {
        font-size: 1.5rem;
    }

    /* Hamburger Animation */
    .hamburger.toggle span:nth-child(1) {
        transform: rotate(-45deg) translate(-5px, 6px);
    }
    .hamburger.toggle span:nth-child(2) {
        opacity: 0;
    }
    .hamburger.toggle span:nth-child(3) {
        transform: rotate(45deg) translate(-5px, -6px);
    }
}

@media (max-width: 600px) {
    .hero h1 { font-size: 2rem; }
    .stats { flex-direction: column; gap: 20px; }
    .hero-btns { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
}