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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 0;
}

.header-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 80px;
}

/* Logo Styles */
.logo-section {
    display: flex;
    align-items: center;
    gap: 1rem;
    height: 100%;
}

.logo-link {
    text-decoration: none;
    display: flex;
    align-items: center;
    transition: opacity 0.3s ease, transform 0.3s ease;
    height: 100%;
}

.logo-link:hover {
    opacity: 0.8;
    transform: scale(1.02);
    text-decoration: none;
}

.logo-link:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
    border-radius: 4px;
}

.logo-icon {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    height: 100%;
}

.logo-image {
    height: 100%;
    width: auto;
    max-width: 300px;
}

.logo-subtitle {
    font-size: 0.9rem;
    color: #7f8c8d;
    font-style: italic;
    margin-left: 0.5rem;
}

/* Navigation Styles */
.navigation {
    display: flex;
    align-items: center;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 2rem;
    margin: 0;
    padding: 0;
}

.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 500;
    font-size: 1rem;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover {
    color: #3498db;
}

.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: #3498db;
    transition: width 0.3s ease;
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 0.25rem;
}

.mobile-menu-btn span {
    width: 25px;
    height: 3px;
    background-color: #2c3e50;
    transition: all 0.3s ease;
    border-radius: 2px;
}

/* Main Content */
.main-content {
    margin-top: 80px; /* Account for fixed header */
}

/* Hero Carousel */
.hero-carousel {
    position: relative;
    height: calc(100vh - 80px);
    overflow: hidden;
}

.carousel-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slides {
    position: relative;
    width: 100%;
    height: 100%;
}

.carousel-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.carousel-slide.active {
    opacity: 1;
}

.slide-image {
    width: 100%;
    height: 100%;
    position: relative;
}

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

.slide-image img.crop-top {
    object-position: center top;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 0, 0, 0.4) 0%, rgba(0, 0, 0, 0.2) 100%);
    display: flex;
    align-items: flex-end;
    padding: 4rem 2rem;
    z-index: 5;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.8s ease-in-out;
}

.carousel-slide.active .slide-overlay {
    opacity: 1;
}

.overlay-content {
    max-width: 600px;
    color: white;
    z-index: 10;
    pointer-events: auto;
}

.overlay-title {
    font-size: 3.5rem;
    font-weight: bold;
    margin-bottom: 1rem;
    line-height: 1.2;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.overlay-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    line-height: 1.5;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}

.cta-button {
    background: transparent;
    border: 2px solid #3498db;
    color: white;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    border-radius: 5px;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    overflow: hidden;
    display: inline-block;
    text-decoration: none;
    z-index: 1;
}

.cta-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: #3498db;
    transition: left 0.3s ease;
    z-index: -1;
}

.cta-button:hover::before {
    left: 0;
}

.cta-button:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(52, 152, 219, 0.4);
    text-decoration: none;
}

/* Carousel Navigation */
.carousel-nav {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 2rem;
    transform: translateY(-50%);
    pointer-events: none;
}

.carousel-btn {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 2rem;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}

.carousel-btn:hover {
    background: rgba(255, 255, 255, 0.3);
    transform: scale(1.1);
}

/* Carousel Indicators */
.carousel-indicators {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 0.5rem;
    z-index: 10;
    flex-wrap: wrap;
    justify-content: center;
    max-width: 90%;
}

.indicator {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    border: 2px solid white;
    background: transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.indicator.active {
    background: white;
    transform: scale(1.2);
}

.indicator:hover {
    background: rgba(255, 255, 255, 0.7);
}

/* Responsive Design */
@media (max-width: 768px) {
    .header-container {
        padding: 0 1rem;
        height: 70px;
    }
    
    .main-content {
        margin-top: 70px;
    }
    
    .hero-carousel {
        height: calc(100vh - 70px);
    }
    
    .nav-list {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 1rem;
        box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
        gap: 1rem;
    }
    
    .nav-list.active {
        display: flex;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .mobile-menu-btn.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }
    
    .mobile-menu-btn.active span:nth-child(2) {
        opacity: 0;
    }
    
    .mobile-menu-btn.active span:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }
    
    .overlay-title {
        font-size: 2.5rem;
    }
    
    .overlay-subtitle {
        font-size: 1rem;
    }
    
    .cta-button {
        padding: 0.8rem 1.5rem;
        font-size: 1rem;
    }
    
    .slide-overlay {
        padding: 2rem 1rem;
    }
    
    .carousel-nav {
        padding: 0 1rem;
    }
    
    .carousel-btn {
        width: 40px;
        height: 40px;
        font-size: 1.5rem;
    }
    
    .carousel-indicators {
        bottom: 1rem;
        gap: 0.3rem;
        max-width: 95%;
    }
    
    .indicator {
        width: 10px;
        height: 10px;
    }
    
    .logo-image {
        height: 100%;
        max-width: 200px;
    }
    
    .logo-subtitle {
        font-size: 0.8rem;
    }
}

@media (max-width: 480px) {
    .header-container {
        padding: 0 0.8rem;
        height: 60px;
    }
    
    .main-content {
        margin-top: 60px;
    }
    
    .hero-carousel {
        height: calc(100vh - 60px);
    }
    
    .overlay-title {
        font-size: 2rem;
    }
    
    .overlay-subtitle {
        font-size: 0.9rem;
        margin-bottom: 1.5rem;
    }
    
    .cta-button {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .slide-overlay {
        padding: 1.5rem 1rem;
    }
    
    .logo-image {
        height: 100%;
        max-width: 150px;
    }
    
    .logo-subtitle {
        display: none;
    }
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.carousel-slide img {
    opacity: 0;
    animation: fadeIn 0.5s ease-in-out forwards;
}

@keyframes fadeIn {
    to {
        opacity: 1;
    }
}

/* Accessibility improvements */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
}

/* Focus styles for accessibility */
.nav-link:focus,
.carousel-btn:focus,
.indicator:focus,
.cta-button:focus,
.mobile-menu-btn:focus {
    outline: 2px solid #3498db;
    outline-offset: 2px;
}