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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-image: url('/static/img/background_v3.png');
    background-size: cover;
    background-position: center center;
    background-attachment: fixed;
    background-repeat: no-repeat;
    background-color: #4a0d7a;
    color: #ffffff;
    overflow: hidden;
    height: 100vh;
    width: 100vw;
    position: fixed;
}

/* Container Principal */
.container {
    max-width: 600px;
    height: 100vh;
    margin: 0 auto;
    padding: 40px;
    position: relative;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Card de Login */
.login-card {
    background: linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(22, 33, 62, 0.95));
    backdrop-filter: blur(10px);
    border: 3px solid rgba(102, 19, 208, 0.5);
    border-radius: 30px;
    padding: 50px 40px;
    text-align: center;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(102, 19, 208, 0.3);
    animation: fadeInScale 0.8s ease-out;
    position: relative;
    overflow: hidden;
}

@keyframes fadeInScale {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

/* Efeito de brilho de fundo */
.login-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(102, 19, 208, 0.1) 0%, transparent 70%);
    animation: rotate 10s linear infinite;
    z-index: -1;
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* Logo no Card */
.login-logo {
    width: 280px;
    margin: 0 auto 30px;
    animation: fadeInDown 0.8s ease-out;
}

@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.login-logo img {
    width: 100%;
    height: auto;
    filter: drop-shadow(0 4px 12px rgba(102, 19, 208, 0.4));
}

/* Título */
.login-title {
    font-size: 2.2rem;
    font-weight: bold;
    color: #ffffff;
    margin-bottom: 10px;
    text-shadow: 0 0 20px rgba(102, 19, 208, 0.5);
    letter-spacing: 2px;
    text-transform: uppercase;
}

.login-subtitle {
    font-size: 1.1rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 30px;
}

/* Informação de IP */
.ip-info {
    background: rgba(255, 255, 255, 0.05);
    border: 2px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 15px;
    margin-bottom: 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.ip-label {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.6);
}

.ip-value {
    font-size: 1.1rem;
    font-weight: bold;
    color: #a855f7;
    font-family: 'Courier New', monospace;
}

/* Botão de Login Google */
.google-login-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
    background: linear-gradient(135deg, #ffffff, #f5f5f5);
    color: #333333;
    padding: 18px 35px;
    border-radius: 50px;
    font-size: 1.2rem;
    font-weight: bold;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    position: relative;
    overflow: hidden;
}

.google-login-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    transition: left 0.5s ease;
}

.google-login-btn:hover::before {
    left: 100%;
}

.google-login-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 35px rgba(0, 0, 0, 0.4), 0 0 25px rgba(102, 19, 208, 0.4);
}

.google-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
}

/* Footer */
.login-footer {
    margin-top: 30px;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.login-footer p {
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.6);
    margin: 5px 0;
}

/* Responsividade */
@media (max-width: 768px) {
    .container {
        padding: 20px;
    }

    .login-card {
        padding: 35px 25px;
    }

    .login-title {
        font-size: 1.8rem;
    }

    .login-subtitle {
        font-size: 1rem;
    }

    .google-login-btn {
        padding: 15px 25px;
        font-size: 1.1rem;
    }

    .login-logo {
        width: 220px;
    }
}