* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background-color: var(--bg-main);
    color: var(--text-main);
    font-family: var(--font-family);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    padding: 1.5rem 0;
    background: transparent;
    transition: background var(--transition-speed), padding var(--transition-speed);
    z-index: 1000;
}
.navbar.scrolled {
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(10px);
    padding: 1rem 0;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
}
.logo {
    color: var(--text-main);
    text-decoration: none;
    font-size: 1.5rem;
    font-weight: 700;
}
.search-container {
    position: relative;
    width: 300px;
}
.search-container i {
    position: absolute;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
}
.search-container input {
    width: 100%;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    border-radius: 20px;
    border: 1px solid var(--bg-hover);
    background: var(--bg-card);
    color: var(--text-main);
    outline: none;
    transition: border var(--transition-speed);
}
.search-container input:focus {
    border-color: var(--primary);
}
.desktop-menu a {
    color: var(--text-secondary);
    text-decoration: none;
    margin-left: 1.5rem;
    transition: color var(--transition-speed);
}
.desktop-menu a:hover {
    color: var(--primary);
}

/* Hero */
.hero {
    height: 70vh;
    display: flex;
    align-items: center;
    background: radial-gradient(circle at center, #1e293b 0%, #0f172a 100%);
    margin-top: 60px;
}
.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}
.text-gradient {
    background: linear-gradient(to right, var(--primary), var(--secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}
.hero-subtitle {
    font-size: 1.2rem;
    color: var(--text-secondary);
    margin-bottom: 2rem;
}
.btn-primary {
    background: var(--primary);
    color: var(--bg-main);
    padding: 0.75rem 2rem;
    border-radius: 30px;
    text-decoration: none;
    font-weight: 600;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
}
.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(56, 189, 248, 0.4);
}

/* Filters & Cards */
.filters-container {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin: 3rem 0;
}
.filter-pill {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: none;
    padding: 0.5rem 1.25rem;
    border-radius: 20px;
    cursor: pointer;
    transition: all var(--transition-speed);
}
.filter-pill:hover, .filter-pill.active {
    background: var(--primary);
    color: var(--bg-main);
}

/* Card */
.video-card {
    background: var(--bg-card);
    border-radius: 12px;
    overflow: hidden;
    transition: transform var(--transition-speed), box-shadow var(--transition-speed);
    cursor: pointer;
    margin-bottom: 1.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
}
.video-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
}
.card-thumb {
    position: relative;
    overflow: hidden;
    aspect-ratio: 16/9;
}
.card-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s;
}
.video-card:hover .card-thumb img {
    transform: scale(1.08);
}
.duration-badge {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.8);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
    font-size: 0.8rem;
}
.card-body {
    padding: 1.25rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}
.card-title {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    font-weight: 600;
}
.card-channel {
    font-size: 0.9rem;
    color: var(--text-secondary);
    margin-bottom: 1rem;
}
.play-btn {
    margin-top: auto;
    background: transparent;
    border: 1px solid var(--primary);
    color: var(--primary);
    padding: 0.5rem;
    border-radius: 8px;
    transition: all var(--transition-speed);
}
.video-card:hover .play-btn {
    background: var(--primary);
    color: var(--bg-main);
}

/* Modal Customizado */
.modal-overlay {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(15, 23, 42, 0.95);
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity var(--transition-speed);
}
.modal-overlay.active {
    opacity: 1;
    pointer-events: all;
}
.modal-content {
    width: 90%;
    max-width: 900px;
    position: relative;
}
.iframe-container {
    position: relative;
    padding-bottom: 56.25%; /* 16:9 */
    height: 0;
}
.iframe-container iframe,
.iframe-container #ytPlayer {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
}
.iframe-container #ytPlayer iframe {
    width: 100%; height: 100%;
    border-radius: 12px;
}
.player-controls {
    display: flex;
    justify-content: center;
    margin-top: 12px;
}
.pause-btn {
    background: var(--accent-color, #6c63ff);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 10px 24px;
    font-size: 1rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: opacity 0.2s;
}
.pause-btn:hover {
    opacity: 0.85;
}
.close-modal {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: white;
    font-size: 2rem;
    cursor: pointer;
}
.hidden { display: none !important; }