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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Roboto', sans-serif;
    line-height: 1.6;
    color: #212121;
    background-color: #ffffff;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: 'Roboto Slab', serif;
    font-weight: 700;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

.section-title {
    text-align: center;
    margin-bottom: 3rem;
    color: #212121;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, #FF0000, #1976D2);
    border-radius: 2px;
}

/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, #FF0000, #1976D2);
    color: white;
    padding: 12px 24px;
    border: none;
    border-radius: 25px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255, 0, 0, 0.3);
}

/* Header */
.header {
    background: #ffffff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo .logo {
    height: 40px;
    width: auto;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-item {
    position: relative;
}

.nav-link {
    text-decoration: none;
    color: #212121;
    font-weight: 500;
    transition: color 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: #FF0000;
}

/* Dropdown Menu */
.dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border-radius: 8px;
    padding: 1rem 0;
    min-width: 200px;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    list-style: none;
}

.dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-menu li {
    padding: 0;
}

.dropdown-menu a {
    display: block;
    padding: 0.5rem 1.5rem;
    color: #212121;
    text-decoration: none;
    transition: background-color 0.3s ease;
}

.dropdown-menu a:hover {
    background-color: #f5f5f5;
    color: #FF0000;
}

/* Search */
.nav-search {
    display: flex;
    align-items: center;
    background: #f5f5f5;
    border-radius: 25px;
    padding: 0.5rem 1rem;
    gap: 0.5rem;
}

.search-input {
    border: none;
    background: transparent;
    outline: none;
    padding: 0.25rem;
    width: 200px;
}

.search-btn {
    background: none;
    border: none;
    color: #666;
    cursor: pointer;
    padding: 0.25rem;
}

.search-btn:hover {
    color: #FF0000;
}

/* Mobile Menu */
.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: #212121;
    transition: 0.3s;
}

/* Ad Banners */
.ad-banner {
    background: #f5f5f5;
    padding: 1rem;
    text-align: center;
    border: 2px dashed #ddd;
    margin: 1rem 0;
}

.ad-placeholder {
    background: #e0e0e0;
    padding: 2rem;
    border-radius: 8px;
    color: #666;
    font-weight: 500;
}

.top-banner {
    margin-top: 80px; /* Account for fixed header */
}

/* Main Content */
.main-content {
    padding-top: 2rem;
}

/* Hero Section */
.hero-section {
    padding: 3rem 0;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 320px;
    gap: 2rem;
    align-items: start;
}

.video-main {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.video-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: none;
}

.video-controls {
    padding: 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
}

.live-indicator {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: #FF0000;
    font-weight: 500;
}

.live-indicator i {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { opacity: 1; }
    50% { opacity: 0.5; }
    100% { opacity: 1; }
}

.notify-btn {
    background: #1976D2;
    color: white;
    border: none;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: background-color 0.3s ease;
}

.notify-btn:hover {
    background: #1565C0;
}

/* Sidebar Ads */
.sidebar-ads {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.sidebar-ad {
    width: 300px;
    height: 250px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar-ad-tall {
    width: 300px;
    height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
}

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

.categories-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.category-card {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    cursor: pointer;
}

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

.category-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

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

.category-card:hover .category-image img {
    transform: scale(1.05);
}

.category-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    color: white;
    padding: 2rem;
    text-align: center;
}

.category-overlay h3 {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
    color: white;
}

.category-overlay p {
    margin-bottom: 1rem;
    opacity: 0.9;
}

.category-btn {
    background: rgba(255, 255, 255, 0.2);
    color: white;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    text-decoration: none;
    font-weight: 500;
    transition: background-color 0.3s ease;
    backdrop-filter: blur(10px);
}

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

/* Featured Videos */
.featured-videos {
    padding: 4rem 0;
    background: #f8f9fa;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.video-card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    cursor: pointer;
}

.video-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
}

.video-thumbnail {
    position: relative;
    height: 200px;
    overflow: hidden;
}

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

.video-duration {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    padding: 0.25rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
}

.play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(255, 0, 0, 0.9);
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.video-card:hover .play-overlay {
    opacity: 1;
}

.video-info {
    padding: 1rem;
}

.video-info h3 {
    font-size: 1rem;
    margin-bottom: 0.5rem;
    color: #212121;
    line-height: 1.4;
}

.video-channel {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.25rem;
}

.video-stats {
    color: #999;
    font-size: 0.8rem;
}

.load-more {
    text-align: center;
}

/* Contact Section */
.contact-section {
    padding: 4rem 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.contact-item i {
    font-size: 2rem;
    color: #25D366;
    width: 60px;
    text-align: center;
}

.contact-item .fas {
    color: #1976D2;
}

.contact-item h3 {
    margin-bottom: 0.25rem;
    color: #212121;
}

.contact-item p {
    color: #666;
    font-size: 1.1rem;
}

.contact-cta {
    text-align: center;
}

.contact-cta p {
    margin-bottom: 2rem;
    color: #666;
    line-height: 1.6;
}

.whatsapp-cta {
    background: #25D366;
    color: white;
    padding: 1rem 2rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
}

.whatsapp-cta:hover {
    background: #128C7E;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.3);
}

/* Footer */
.footer {
    background: #212121;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo img {
    height: 40px;
    margin-bottom: 1rem;
    filter: brightness(0) invert(1);
}

.footer-logo p {
    color: #ccc;
    line-height: 1.6;
}

.footer-links {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
}

.footer-column h4 {
    margin-bottom: 1rem;
    color: white;
}

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

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

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

.footer-column ul li a:hover {
    color: #FF0000;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 1rem;
    text-align: center;
    color: #ccc;
}

/* WhatsApp Float Button */
.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background: #25D366;
    color: white;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    text-decoration: none;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4);
    transition: all 0.3s ease;
    z-index: 1000;
    animation: float 3s ease-in-out infinite;
}

.whatsapp-float:hover {
    background: #128C7E;
    transform: scale(1.1);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.6);
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    /* Header Mobile */
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
        gap: 1rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }
    
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }
    
    .nav-search {
        display: none;
    }
    
    /* Hero Section Mobile */
    .hero-content {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .sidebar-ads {
        display: none;
    }
    
    /* Categories Mobile */
    .categories-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    .category-image {
        height: 200px;
    }
    
    /* Videos Mobile */
    .videos-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
        gap: 1rem;
    }
    
    /* Contact Mobile */
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    /* Footer Mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: 1fr;
        gap: 1rem;
    }
    
    /* Typography Mobile */
    h1 { font-size: 2rem; }
    h2 { font-size: 1.5rem; }
    h3 { font-size: 1.25rem; }
    
    .section-title {
        margin-bottom: 2rem;
    }
    
    /* Spacing Mobile */
    .hero-section,
    .categories-section,
    .featured-videos,
    .contact-section {
        padding: 2rem 0;
    }
    
    /* Ad Banners Mobile */
    .ad-banner {
        margin: 0.5rem 0;
    }
    
    .ad-placeholder {
        padding: 1rem;
        font-size: 0.9rem;
    }
}

@media (max-width: 480px) {
    .videos-grid {
        grid-template-columns: 1fr;
    }
    
    .categories-grid {
        grid-template-columns: 1fr;
    }
    
    .whatsapp-float {
        width: 50px;
        height: 50px;
        font-size: 1.25rem;
        bottom: 15px;
        right: 15px;
    }
    
    .video-thumbnail {
        height: 180px;
    }
    
    .category-image {
        height: 180px;
    }
}


/* Estilos para Upload de Banners */
.upload-section {
    margin-bottom: 1rem;
    padding: 1rem;
    border: 2px dashed #ddd;
    border-radius: 8px;
    background-color: #fafafa;
}

.upload-controls {
    text-align: center;
}

.btn-upload {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 8px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    transition: all 0.3s ease;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.btn-upload:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.4);
}

.btn-upload:disabled {
    background: #ccc;
    cursor: not-allowed;
    transform: none;
    box-shadow: none;
}

.banner-preview {
    border: 2px solid #ddd;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.upload-section:hover {
    border-color: #667eea;
    background-color: #f8f9ff;
}

/* Responsividade para upload */
@media (max-width: 768px) {
    .upload-section {
        padding: 0.5rem;
    }
    
    .btn-upload {
        padding: 10px 20px;
        font-size: 12px;
    }
    
    .banner-preview {
        max-width: 100% !important;
    }
}