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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    background: linear-gradient(161deg, #2d951d 0%, #291fbf 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.auth-card {
    background: white;
    padding: 40px 30px;
    border-radius: 10px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
}

.auth-card h2 {
    text-align: center;
    margin-bottom: 30px;
    color: #333;
    font-weight: 600;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    color: #555;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e1e5e9;
    border-radius: 5px;
    font-size: 16px;
    transition: border-color 0.3s;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
}

.btn-primary {
    width: 100%;
    padding: 12px;
    /*background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);*/
    background: linear-gradient(161deg, #2d951d 0%, #291fbf 100%);
    color: white;
    border: none;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    transition: transform 0.2s;
}

.btn-primary:hover {
    transform: translateY(-2px);
}

.alert {
    padding: 12px;
    border-radius: 5px;
    margin-bottom: 20px;
    text-align: center;
}

.alert.error {
    background: #fee;
    color: #c33;
    border: 1px solid #fcc;
}

.alert.success {
    background: #efe;
    color: #363;
    border: 1px solid #cfc;
}

.auth-link {
    text-align: center;
    margin-top: 20px;
    color: #666;
}

.auth-link a {
    color: #667eea;
    text-decoration: none;
}

.auth-link a:hover {
    text-decoration: underline;
}


/* Modal de Video */
.video-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    z-index: 10000;
    justify-content: center;
    align-items: center;
    backdrop-filter: blur(5px);
}

.video-modal-content {
    background: #2d3748;
    border-radius: 15px;
    padding: 0;
    max-width: 90%;
    max-height: 90%;
    position: relative;
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    overflow: hidden;
}

.video-modal-close {
    position: absolute;
    top: 15px;
    right: 15px;
    background: #e53e3e;
    color: white;
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    cursor: pointer;
    z-index: 10001;
    font-size: 20px;
    font-weight: bold;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s;
}

.video-modal-close:hover {
    background: #c53030;
}

.video-modal-player {
    max-width: 800px;
    max-height: 70vh;
    border-radius: 10px 10px 0 0;
    background: black;
}

.video-modal-info {
    color: white;
    padding: 20px;
    text-align: center;
    background: #4a5568;
    border-radius: 0 0 10px 10px;
}

.video-modal-info h3 {
    margin: 0 0 10px 0;
    color: white;
    font-size: 18px;
}

.video-modal-info p {
    margin: 0;
    color: #cbd5e0;
    font-size: 14px;
}