/* Estilos gerais */
#video-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
    background: #000;
}

#video-background video {
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

body {
    font-family: 'Poppins', sans-serif;
    margin: 0;
    padding: 0;
    color: #ffffff;
    overflow-x: hidden;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.container {
    max-width: 90%;
    width: 400px;
    margin: 30px auto;
    padding: 25px;
    background-color: rgba(43, 43, 43, 0.85);
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.5);
    box-sizing: border-box;
    position: relative;
    backdrop-filter: blur(5px);
}

h3 {
    text-align: center;
    color: #28a745;
    font-weight: 600;
    margin: 0 0 20px 0;
    font-size: 1.5rem;
}

.logo {
    display: block;
    margin: 0 auto 20px;
    max-width: 200px;
    height: auto;
}

/* Formulário e inputs */
.input_group {
    display: flex;
    align-items: center;
    position: relative;
    margin-bottom: 20px;
    width: 100%;
}

.input_group i {
    position: absolute;
    left: 12px;
    color: #888888;
    transition: color 0.3s;
    font-size: 1rem;
}

.input_box {
    width: 100%;
    padding: 12px 12px 12px 40px;
    border-radius: 8px;
    border: 2px solid transparent;
    background-color: rgba(51, 51, 51, 0.8);
    color: #ffffff;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    box-sizing: border-box;
}

.input_box:focus {
    background-color: rgba(68, 68, 68, 0.8);
    outline: none;
    border-color: #28a745;
}

.input_box:focus + i {
    color: #28a745;
}

.input_box.valid {
    border-color: #2ecc71;
}

.input_box.invalid {
    border-color: #e74c3c;
}

.input_submit {
    background-color: #28a745;
    color: #ffffff;
    padding: 14px;
    border: none;
    border-radius: 8px;
    width: 100%;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: 10px;
}

.input_submit:hover {
    background-color: #218838;
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Botão de créditos */
.credits {
    background-color: #007BFF;
    color: #ffffff;
    padding: 10px 20px;
    border: none;
    border-radius: 8px;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
}

.credits:hover {
    background-color: #0056b3;
    transform: translate(-50%, -2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

/* Mensagens */
.message {
    margin-top: 5px;
    font-size: 0.85rem;
    border-radius: 6px;
    padding: 8px 12px;
    display: none;
    animation: fadeIn 0.3s;
    width: 100%;
    box-sizing: border-box;
}

.success {
    background-color: rgba(76, 175, 80, 0.9);
    color: white;
}

.error {
    background-color: rgba(244, 67, 54, 0.9);
    color: white;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

.password_strength {
    font-size: 0.8rem;
    margin: -15px 0 15px 0;
    color: #f1c40f;
    text-align: left;
    width: 100%;
}

/* CAPTCHA */
.captcha_container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 15px;
    flex-wrap: wrap;
}

.captcha_container img {
    border-radius: 6px;
    margin-bottom: 10px;
    max-width: 100%;
    height: auto;
}

.captcha_container button {
    padding: 8px 12px;
    background-color: #444;
    border: none;
    color: #ffffff;
    border-radius: 6px;
    cursor: pointer;
    font-size: 0.85rem;
    transition: background-color 0.3s;
    margin-left: 0;
    margin-top: 5px;
}

.captcha_container button:hover {
    background-color: #555;
}

/* Media Queries para responsividade */
@media (max-width: 768px) {
    body {
        padding: 15px;
        justify-content: flex-start;
    }
    
    .container {
        margin: 20px auto;
        padding: 20px;
        width: 95%;
        max-width: 100%;
    }
    
    h3 {
        font-size: 1.3rem;
    }
    
    .input_box {
        padding: 10px 10px 10px 36px;
        font-size: 0.9rem;
    }
    
    .input_group i {
        font-size: 0.9rem;
        left: 10px;
    }
    
    .input_submit {
        padding: 12px;
        font-size: 0.95rem;
    }
    
    .credits {
        padding: 8px 16px;
        font-size: 0.85rem;
        bottom: 15px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 15px;
        margin: 15px auto;
    }
    
    h3 {
        font-size: 1.2rem;
        margin-bottom: 15px;
    }
    
    .logo {
        width: 150px;
        margin-bottom: 15px;
    }
    
    .input_box {
        padding: 8px 8px 8px 32px;
        font-size: 0.85rem;
    }
    
    .input_group i {
        font-size: 0.85rem;
        left: 8px;
    }
    
    .input_submit {
        padding: 10px;
        font-size: 0.9rem;
    }
    
    .credits {
        padding: 6px 12px;
        font-size: 0.8rem;
        bottom: 10px;
    }
    
    .captcha_container button {
        padding: 6px 10px;
        font-size: 0.8rem;
    }
}

/* Melhorias para telas muito pequenas (celulares em modo retrato) */
@media (max-width: 360px) {
    .container {
        padding: 12px;
    }
    
    .input_box {
        padding: 6px 6px 6px 28px;
    }
    
    .input_group i {
        font-size: 0.8rem;
        left: 6px;
    }
}