/* Tela de Login - Projeto Fênix */

.login-container {
    min-height: 100vh;
    background: var(--gradient-main);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.login-container::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1000 1000"><defs><radialGradient id="a" cx="50%" cy="50%"><stop offset="0%" stop-color="rgba(255,255,255,0.1)"/><stop offset="100%" stop-color="rgba(255,255,255,0)"/></radialGradient></defs><circle cx="200" cy="200" r="100" fill="url(%23a)"/><circle cx="800" cy="300" r="150" fill="url(%23a)"/><circle cx="400" cy="700" r="120" fill="url(%23a)"/></svg>');
    opacity: 0.3;
    animation: float 20s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

.login-card {
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow-xl);
    padding: 3rem;
    width: 100%;
    max-width: 450px;
    position: relative;
    z-index: 10;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.login-header {
    text-align: center;
    margin-bottom: 2.5rem;
}

.login-logo {
    width: 80px;
    height: 80px;
    background: var(--gradient-main);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--white);
    font-size: 2rem;
    font-weight: 700;
    box-shadow: var(--shadow-lg);
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.login-title {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin-bottom: 0.5rem;
}

.login-subtitle {
    color: var(--gray-600);
    font-size: 1rem;
    line-height: 1.5;
}

.login-form {
    space-y: 1.5rem;
    width: 100%;
}

.login-form > * {
    margin-bottom: 1.5rem;
}

.login-form > *:last-child {
    margin-bottom: 0;
}

.login-form .form-group {
    position: relative;
    width: 100%;
    margin-bottom: 1.5rem;
}

.login-form .form-input {
    width: 100%;
    padding: 1rem 1rem 1rem 3rem;
    font-size: 1rem;
    border: 2px solid var(--gray-200);
    transition: all var(--transition-normal);
    background: var(--gray-50);
    border-radius: 12px;
    box-sizing: border-box;
}

.login-form .form-input:focus {
    background: var(--white);
    border-color: var(--primary-purple);
    box-shadow: 0 0 0 4px rgba(139, 92, 246, 0.1);
    transform: translateY(-2px);
}

.input-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--gray-400);
    width: 20px;
    height: 20px;
    transition: color var(--transition-fast);
}

.login-form .form-input:focus + .input-icon {
    color: var(--primary-purple);
}

.login-button {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    font-weight: 600;
    background: var(--gradient-main);
    color: var(--white);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    margin-top: 1rem;
    position: relative;
    overflow: hidden;
}

.login-button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

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

.login-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-xl);
}

.login-button:active {
    transform: translateY(0);
}

.login-footer {
    text-align: center;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--gray-200);
}

.login-info {
    background: var(--gradient-light);
    border: 1px solid rgba(139, 92, 246, 0.2);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.login-info-title {
    font-weight: 600;
    color: var(--primary-purple);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.login-info-text {
    font-size: 0.75rem;
    color: var(--gray-600);
    line-height: 1.4;
}

.login-info-credentials {
    font-family: 'Courier New', monospace;
    background: var(--white);
    padding: 0.5rem;
    border-radius: 6px;
    margin-top: 0.5rem;
    border: 1px solid var(--gray-200);
}

/* Mensagens de alerta */
.alert {
    padding: 1rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.alert-success {
    background: #D1FAE5;
    color: #065F46;
    border: 1px solid #A7F3D0;
}

.alert-error {
    background: #FEE2E2;
    color: #991B1B;
    border: 1px solid #FECACA;
}

.alert-info {
    background: #DBEAFE;
    color: #1E40AF;
    border: 1px solid #BFDBFE;
}

/* Responsividade */
@media (max-width: 640px) {
    .login-container {
        padding: 1rem;
    }
    
    .login-card {
        padding: 2rem;
        border-radius: 16px;
    }
    
    .login-title {
        font-size: 1.5rem;
    }
    
    .login-logo {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }
}

/* Loading state */
.login-button.loading {
    pointer-events: none;
    opacity: 0.8;
}

.login-button.loading::after {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid transparent;
    border-top: 2px solid var(--white);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

@keyframes spin {
    0% { transform: translate(-50%, -50%) rotate(0deg); }
    100% { transform: translate(-50%, -50%) rotate(360deg); }
}