/* Reset e configurações básicas */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fafafa;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 1rem 0;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.nav-brand {
    display: flex;
    flex-direction: column;
}

.logo {
    font-size: 2.5rem;
    font-weight: 700;
    margin: 0;
    background: linear-gradient(45deg, #fff, #e0e7ff);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.tagline {
    font-size: 0.9rem;
    opacity: 0.9;
    margin-top: -5px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    flex-wrap: wrap;
}

.search-container {
    display: flex;
    background: rgba(255,255,255,0.1);
    border-radius: 25px;
    overflow: hidden;
    backdrop-filter: blur(10px);
}

.search-input {
    padding: 0.75rem 1rem;
    border: none;
    background: transparent;
    color: white;
    width: 250px;
    outline: none;
}

.search-input::placeholder {
    color: rgba(255,255,255,0.7);
}

.search-btn {
    padding: 0.75rem 1rem;
    background: rgba(255,255,255,0.2);
    border: none;
    color: white;
    cursor: pointer;
    transition: background 0.3s ease;
}

.search-btn:hover {
    background: rgba(255,255,255,0.3);
}

.location-selector {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255,255,255,0.1);
    padding: 0.75rem 1rem;
    border-radius: 25px;
    backdrop-filter: blur(10px);
}

.location-select {
    background: transparent;
    border: none;
    color: white;
    outline: none;
    cursor: pointer;
}

.location-select option {
    background: #667eea;
    color: white;
}

/* Alphabet Navigation */
.alphabet-nav {
    background: white;
    padding: 2rem 0;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

.alphabet-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(45px, 1fr));
    gap: 0.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.alphabet-item {
    position: relative;
    text-align: center;
}

.letter {
    display: inline-block;
    width: 45px;
    height: 45px;
    line-height: 45px;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    border-radius: 50%;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(240, 147, 251, 0.3);
}

.letter:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(240, 147, 251, 0.4);
}

.dropdown {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    background: white;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    padding: 1rem;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 1000;
    margin-top: 10px;
}

.alphabet-item:hover .dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateX(-50%) translateY(0);
}

.dropdown a {
    display: block;
    padding: 0.5rem 0;
    color: #333;
    text-decoration: none;
    border-bottom: 1px solid #eee;
    transition: color 0.3s ease;
}

.dropdown a:last-child {
    border-bottom: none;
}

.dropdown a:hover {
    color: #667eea;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 0;
    text-align: center;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
}

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

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.8;
}

/* Featured Categories */
.featured-categories {
    padding: 4rem 0;
    background: white;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 3rem;
    color: #333;
}

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

.category-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    border: 1px solid #f0f0f0;
}

.category-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.category-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: white;
}

.category-card h4 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #333;
}

.category-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.category-link {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

.category-link:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(102, 126, 234, 0.4);
}

/* Footer */
.footer {
    background: #2d3748;
    color: white;
    padding: 3rem 0 1rem;
}

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

.footer-section h4 {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #e2e8f0;
}

.footer-section p {
    color: #a0aec0;
    line-height: 1.6;
}

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: 0.5rem;
}

.footer-section ul li a {
    color: #a0aec0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #e2e8f0;
}

.footer-section ul li i {
    margin-right: 0.5rem;
    color: #667eea;
}

.footer-bottom {
    border-top: 1px solid #4a5568;
    padding-top: 1rem;
    text-align: center;
    color: #a0aec0;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1rem;
    }
    
    .hero-stats {
        gap: 1.5rem;
    }
    
    .alphabet-grid {
        grid-template-columns: repeat(auto-fit, minmax(40px, 1fr));
    }
    
    .letter {
        width: 40px;
        height: 40px;
        line-height: 40px;
        font-size: 1rem;
    }
    
    .search-input {
        width: 200px;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .dropdown {
        min-width: 150px;
    }
}

@media (max-width: 480px) {
    .header .container {
        flex-direction: column;
        text-align: center;
    }
    
    .nav-menu {
        flex-direction: column;
        width: 100%;
    }
    
    .search-container {
        width: 100%;
    }
    
    .search-input {
        width: 100%;
    }
    
    .alphabet-grid {
        grid-template-columns: repeat(6, 1fr);
        gap: 0.3rem;
    }
    
    .letter {
        width: 35px;
        height: 35px;
        line-height: 35px;
        font-size: 0.9rem;
    }
}

/* Animações */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.category-card {
    animation: fadeInUp 0.6s ease forwards;
}

.category-card:nth-child(1) { animation-delay: 0.1s; }
.category-card:nth-child(2) { animation-delay: 0.2s; }
.category-card:nth-child(3) { animation-delay: 0.3s; }
.category-card:nth-child(4) { animation-delay: 0.4s; }
.category-card:nth-child(5) { animation-delay: 0.5s; }
.category-card:nth-child(6) { animation-delay: 0.6s; }

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