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

:root {
    --primary-color: #2c3e50;
    --secondary-color: #e74c3c;
    --text-color: #333;
    --light-bg: #f8f9fa;
    --white: #ffffff;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
}

.container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Navigation */
.navbar {
    background: var(--white);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
}

.logo-img {
    height: 50px;
    width: auto;
}

.nav-links {
    display: flex;
    list-style: none;
}

.nav-links li a {
    color: var(--text-color);
    text-decoration: none;
    padding: 0.5rem 1rem;
    transition: color 0.3s ease;
}

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

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--primary-color);
    margin: 2px;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    height: 80vh;
    position: relative;
    overflow: hidden;
    padding: 20px;
    margin-top: 80px;
}

.hero-banner {
    width: 100%;
    height: 100%;
    position: relative;
    border-radius: 30px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.hero-banner img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 1s ease-in-out;
    transform: scale(1.02);
}

.hero-banner img.active {
    opacity: 1;
}

/* Banner Navigation Dots */
.banner-dots {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

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

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

/* Banner Navigation Arrows */
.banner-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    z-index: 10;
    pointer-events: none;
}

.banner-nav button {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    backdrop-filter: blur(5px);
    transition: all 0.3s ease;
    pointer-events: auto;
}

.banner-nav button:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Mobile Responsiveness Updates */
@media (max-width: 768px) {
    .hero {
        height: 60vh;
        margin-top: 60px;
        padding: 10px;
    }

    .hero-banner {
        border-radius: 20px;
    }

    .banner-nav button {
        width: 40px;
        height: 40px;
        font-size: 20px;
    }

    .dot {
        width: 8px;
        height: 8px;
    }

    .banner-nav {
        padding: 0 10px;
    }
}

@media (max-width: 480px) {
    .hero {
        height: 50vh;
        margin-top: 50px;
        padding: 5px;
    }

    .hero-banner {
        border-radius: 15px;
    }

    .banner-nav button {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }
}

/* Services Section */
.services {
    padding: 5rem 0;
    background: var(--light-bg);
}

.services h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 3px 10px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
}

.service-card i {
    font-size: 2.5rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.service-card ul {
    list-style: none;
}

.service-card ul li {
    margin-bottom: 0.5rem;
    padding-left: 1.5rem;
    position: relative;
}

.service-card ul li:before {
    content: "✓";
    color: var(--secondary-color);
    position: absolute;
    left: 0;
}

/* Contact Section */
.contact {
    padding: 5rem 0;
}

.contact h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
}

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

.contact-card {
    text-align: center;
    padding: 2rem;
    background: var(--light-bg);
    border-radius: 10px;
}

.contact-card i {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 1rem;
}

/* Footer */
footer {
    background: var(--primary-color);
    color: var(--white);
    text-align: center;
    padding: 1rem 0;
}

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

.service-card, .contact-card {
    animation: fadeIn 0.5s ease-out forwards;
}

/* Portfolio Section */
.portfolio {
    padding: 5rem 0;
    background: var(--light-bg);
}

.portfolio h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--primary-color);
}

.portfolio-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.5rem 1.5rem;
    border: none;
    background: var(--white);
    color: var(--text-color);
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn.active,
.filter-btn:hover {
    background: var(--secondary-color);
    color: var(--white);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    padding: 1rem;
}

.portfolio-item {
    position: relative;
    border-radius: 10px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.8));
    padding: 1.5rem;
    color: var(--white);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

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

.portfolio-item:hover .portfolio-overlay {
    transform: translateY(0);
}

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